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/cvs/deliantra/Deliantra-Client/Client.xs

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.47 by root, Mon Apr 17 21:52:42 2006 UTC vs.
Revision 1.309 by root, Mon Dec 26 22:30:21 2011 UTC

		1	#ifdef _WIN32
		2	# define WIN32_LEAN_AND_MEAN
		3	# define NTDDI_VERSION NTDDI_WIN2K // needed to get win2000 api calls
		4	# include <malloc.h>
		5	# include <windows.h>
		6	# include <wininet.h>
		7	# pragma warning(disable:4244)
		8	# pragma warning(disable:4761)
		9	#endif
		10
		11	//#define DEBUG 1
		12	#if DEBUG
		13	# include <valgrind/memcheck.h>
		14	#endif
		15
1	#include "EXTERN.h"	16	#include "EXTERN.h"
2	#include "perl.h"	17	#include "perl.h"
3	#include "XSUB.h"	18	#include "XSUB.h"
4		19
		20	#ifdef _WIN32
		21	# undef pipe
		22	// microsoft vs. C
		23	# define sqrtf(x) sqrt(x)
		24	# define atan2f(x,y) atan2(x,y)
		25	# define M_PI 3.14159265f
		26	#endif
		27
		28	#include <assert.h>
		29	#include <math.h>
5	#include <string.h>	30	#include <string.h>
6	#include <stdio.h>	31	#include <stdio.h>
		32	#include <stdlib.h>
		33
		34	#define USE_RWOPS 1 // for SDL_mixer:LoadMUS_RW
7		35
8	#include <SDL.h>	36	#include <SDL.h>
		37	#include <SDL_thread.h>
		38	#include <SDL_endian.h>
9	#include <SDL_image.h>	39	#include <SDL_image.h>
		40	#include <SDL_mixer.h>
10	#include <SDL_opengl.h>	41	#include <SDL_opengl.h>
11		42
		43	/* work around os x broken headers */
		44	#ifdef __MACOSX__
		45	typedef void (APIENTRYP PFNGLBLENDFUNCSEPARATEPROC) (GLenum sfactorRGB, GLenum dfactorRGB, GLenum sfactorAlpha, GLenum dfactorAlpha);
		46	typedef void (APIENTRYP PFNGLACTIVETEXTUREPROC) (GLenum texture);
		47	typedef void (APIENTRYP PFNGLMULTITEXCOORD2FPROC) (GLenum target, GLfloat s, GLfloat t);
		48	#endif
		49
		50	#define PANGO_ENABLE_BACKEND
		51	#define G_DISABLE_CAST_CHECKS
		52
12	#include <glib/gmacros.h>	53	#include <glib/gmacros.h>
13		54
14	#include <pango/pango.h>	55	#include <pango/pango.h>
15	#include <pango/pangofc-fontmap.h>
16	#include <pango/pangoft2.h>
17		56
		57	#ifndef PANGO_VERSION_CHECK
		58	# define PANGO_VERSION_CHECK(a,b,c) 0
		59	#endif
		60
		61	#if !PANGO_VERSION_CHECK (1, 15, 2)
		62	# define pango_layout_get_line_readonly pango_layout_get_line
		63	# define pango_layout_get_lines_readonly pango_layout_get_lines
		64	# define pango_layout_iter_get_line_readonly pango_layout_iter_get_line
		65	# define pango_layout_iter_get_run_readonly pango_layout_iter_get_run
		66	#endif
		67
		68	#ifndef _WIN32
18	#include <sys/types.h>	69	# include <sys/types.h>
19	#include <sys/socket.h>	70	# include <sys/socket.h>
20	#include <netinet/in.h>	71	# include <netinet/in.h>
21	#include <netinet/tcp.h>	72	# include <netinet/tcp.h>
22
23	#include <inttypes.h>	73	# include <inttypes.h>
		74	#endif
24		75
		76	#if __GNUC__ >= 4
		77	# define expect(expr,value) __builtin_expect ((expr),(value))
		78	#else
		79	# define expect(expr,value) (expr)
		80	#endif
		81
		82	#define expect_false(expr) expect ((expr) != 0, 0)
		83	#define expect_true(expr) expect ((expr) != 0, 1)
		84
		85	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
		86
		87	/* this is used as fow flag as well, so has to have a different value */
		88	/* then anything that is computed by incoming darkness */
25	#define FOW_DARKNESS 32	89	#define FOW_DARKNESS 50
		90	#define DARKNESS_ADJUST(n) (n)
26		91
27	#define MAP_EXTEND_X 32	92	#define MAP_EXTEND_X 32
28	#define MAP_EXTEND_Y 512	93	#define MAP_EXTEND_Y 512
29		94
30	static PangoContext *context;	95	#define MIN_FONT_HEIGHT 10
31	static PangoFontMap *fontmap;	96
		97	/* mask out modifiers we are not interested in */
		98	#define MOD_MASK (KMOD_CTRL | KMOD_SHIFT | KMOD_ALT | KMOD_META)
		99
		100	#define KMOD_LRAM 0x10000 // our extension
		101
		102	#define TEXID_SPEECH 1
		103	#define TEXID_NOFACE 2
		104
		105	static char *
		106	fast_sv_grow (SV *sv, STRLEN need)
		107	{
		108	STRLEN len = SvLEN (sv);
		109	STRLEN want = SvCUR (sv) + need;
		110
		111	if (expect_false (len < want))
		112	{
		113	do
		114	len *= 2;
		115	while (len < want);
		116
		117	sv_grow (sv, len);
		118	}
		119
		120	SvCUR_set (sv, want);
		121	return SvEND (sv) - need;
		122	}
		123
		124	static AV *texture_av;
		125
		126	static struct
		127	{
		128	#define GL_FUNC(ptr,name) ptr name;
		129	#include "glfunc.h"
		130	#undef GL_FUNC
		131	} gl;
		132
		133	static void
		134	gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		135	{
		136	if (gl.BlendFuncSeparate)
		137	gl.BlendFuncSeparate (sa, da, saa, daa);
		138	else if (gl.BlendFuncSeparateEXT)
		139	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		140	else
		141	glBlendFunc (sa, da);
		142	}
		143
		144	static GLuint
		145	gen_texture ()
		146	{
		147	GLuint name;
		148
		149	if (AvFILL (texture_av) >= 0)
		150	name = (GLuint)(size_t)av_pop (texture_av);
		151	else
		152	glGenTextures (1, &name);
		153
		154	return name;
		155	}
		156
		157	static void
		158	del_texture (GLuint name)
		159	{
		160	/* make a half-assed attempt at returning the memory used by the texture */
		161	/* textures are frequently being reused by cfplus anyway */
		162	/*glBindTexture (GL_TEXTURE_2D, name);*/
		163	/*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
		164	av_push (texture_av, (SV *)(size_t)name);
		165	glDeleteTextures (1, &name);
		166	}
		167
		168	#include "texcache.c"
		169	#include "rendercache.c"
		170
		171	#include "pango-font.c"
		172	#include "pango-fontmap.c"
		173	#include "pango-render.c"
		174
		175	typedef IV DC__Channel;
		176	typedef SDL_RWops *DC__RW;
		177	typedef Mix_Chunk *DC__MixChunk;
		178	typedef Mix_Music *DC__MixMusic;
		179
		180	typedef PangoFontDescription *DC__Font;
		181
		182	static int
		183	shape_attr_p (PangoLayoutRun *run)
		184	{
		185	GSList *attrs = run->item->analysis.extra_attrs;
		186
		187	while (attrs)
		188	{
		189	PangoAttribute *attr = attrs->data;
		190
		191	if (attr->klass->type == PANGO_ATTR_SHAPE)
		192	return 1;
		193
		194	attrs = attrs->next;
		195	}
		196
		197	return 0;
		198	}
32		199
33	typedef struct cf_layout {	200	typedef struct cf_layout {
34	PangoLayout *pl;	201	PangoLayout *pl;
		202	float r, g, b, a; // default color for rgba mode
35	int base_height;	203	int base_height;
		204	DC__Font font;
		205	rc_t *rc;
36	} *CFClient__Layout;	206	} *DC__Layout;
		207
		208	static DC__Font default_font;
		209	static PangoContext *opengl_context;
		210	static PangoFontMap *opengl_fontmap;
37		211
38	static void	212	static void
39	substitute_func (FcPattern *pattern, gpointer data)	213	substitute_func (FcPattern *pattern, gpointer data)
40	{	214	{
41	FcPatternAddBool (pattern, FC_HINTING , 1);	215	FcPatternAddBool (pattern, FC_HINTING, 1);
		216	#ifdef FC_HINT_STYLE
		217	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		218	#endif
42	FcPatternAddBool (pattern, FC_AUTOHINT, 0);	219	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
43	}	220	}
44		221
45	static void	222	static void
46	layout_update (CFClient__Layout self)	223	layout_update_font (DC__Layout self)
47	{	224	{
48	/* use a random scale factor to account for unknown descenders, 0.8 works	225	/* use a random scale factor to account for unknown descenders, 0.8 works
49	* reasonably well with bitstream vera	226	* reasonably well with dejavu/bistream fonts
50	*/	227	*/
51	PangoFontDescription *font = pango_context_get_font_description (context);	228	PangoFontDescription *font = self->font ? self->font : default_font;
52		229
53	int height = self->base_height * (PANGO_SCALE * 8 / 10);
54
55	if (pango_font_description_get_size (font) != height)
56	{
57	pango_font_description_set_absolute_size (font, height);	230	pango_font_description_set_absolute_size (font,
58	pango_layout_context_changed (self->pl);	231	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
59	}	232
		233	pango_layout_set_font_description (self->pl, font);
60	}	234	}
61		235
62	static void	236	static void
63	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	237	layout_get_pixel_size (DC__Layout self, int *w, int *h)
64	{	238	{
65	layout_update (self);	239	PangoRectangle rect;
66		240
		241	// get_pixel_* wrongly rounds down
67	pango_layout_get_pixel_size (self->pl, w, h);	242	pango_layout_get_extents (self->pl, 0, &rect);
68		243
69	*w = (*w + 3) & ~3;	244	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
70	if (!*w) *w = 1;	245	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
71	if (!*h) *h = 1;
72	}
73		246
		247	if (!rect.width) rect.width = 1;
		248	if (!rect.height) rect.height = 1;
		249
		250	*w = rect.width;
		251	*h = rect.height;
		252	}
		253
		254	typedef uint16_t tileid;
74	typedef uint16_t mapface;	255	typedef uint16_t faceid;
75		256
76	typedef struct {	257	typedef struct {
77	GLint name;	258	GLuint name;
78	int w, h;	259	int w, h;
79	float s, t;	260	float s, t;
80	uint8_t r, g, b, a;	261	uint8_t r, g, b, a;
		262	tileid smoothtile;
		263	uint8_t smoothlevel;
		264	uint8_t unused; /* set to zero on use */
81	} maptex;	265	} maptex;
82		266
83	typedef struct {	267	typedef struct {
		268	uint32_t player;
		269	tileid tile[3];
84	int16_t darkness;	270	uint16_t darkness;
85	mapface face[3];	271	uint8_t stat_width, stat_hp, flags, smoothmax;
86	} mapcell;	272	} mapcell;
87		273
88	typedef struct {	274	typedef struct {
89	int32_t c0, c1;	275	int32_t c0, c1;
90	mapcell *col;	276	mapcell *col;
91	} maprow;	277	} maprow;
92		278
93	typedef struct map {	279	typedef struct map {
94	int x, y, w, h;	280	int x, y, w, h;
95	int ox, oy; /* offset to virtual global coordinate system */	281	int ox, oy; /* offset to virtual global coordinate system */
96	int faces;	282	int faces; tileid *face2tile; // [faceid]
97	mapface *face;	283	int texs; maptex *tex; // [tileid]
98		284
99	int texs;
100	maptex *tex;
101
102	uint32_t rows;	285	int32_t rows;
103	maprow *row;	286	maprow *row;
104	} *CFClient__Map;	287	} *DC__Map;
105		288
106	static char *	289	static char *
107	prepend (char *ptr, int sze, int inc)	290	prepend (char *ptr, int sze, int inc)
108	{	291	{
109	char *p;	292	char *p;
…		…
126	}	309	}
127		310
128	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	311	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
129	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	312	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
130		313
		314	static void
		315	need_facenum (struct map *self, faceid face)
		316	{
		317	while (self->faces <= face)
		318	{
		319	Append (tileid, self->face2tile, self->faces, self->faces);
		320	self->faces *= 2;
		321	}
		322	}
		323
		324	static void
		325	need_texid (struct map *self, int texid)
		326	{
		327	while (self->texs <= texid)
		328	{
		329	Append (maptex, self->tex, self->texs, self->texs);
		330	self->texs *= 2;
		331	}
		332	}
		333
131	static maprow *	334	static maprow *
132	map_get_row (CFClient__Map self, int y)	335	map_get_row (DC__Map self, int y)
133	{	336	{
134	if (0 > y)	337	if (0 > y)
135	{	338	{
136	int extend = - y + MAP_EXTEND_Y;	339	int extend = - y + MAP_EXTEND_Y;
137	Prepend (maprow, self->row, self->rows, extend);	340	Prepend (maprow, self->row, self->rows, extend);
…		…
175		378
176	return row->col + (x - row->c0);	379	return row->col + (x - row->c0);
177	}	380	}
178		381
179	static mapcell *	382	static mapcell *
180	map_get_cell (CFClient__Map self, int x, int y)	383	map_get_cell (DC__Map self, int x, int y)
181	{	384	{
182	return row_get_cell (map_get_row (self, y), x);	385	return row_get_cell (map_get_row (self, y), x);
183	}	386	}
184		387
185	static void	388	static void
186	map_clear (CFClient__Map self)	389	map_clear (DC__Map self)
187	{	390	{
188	int r;	391	int r;
189		392
190	for (r = 0; r < self->rows; r++)	393	for (r = 0; r < self->rows; r++)
191	Safefree (self->row[r].col);	394	Safefree (self->row[r].col);
…		…
198	self->oy = 0;	401	self->oy = 0;
199	self->row = 0;	402	self->row = 0;
200	self->rows = 0;	403	self->rows = 0;
201	}	404	}
202		405
		406	#define CELL_CLEAR(cell) \
		407	do { \
		408	if ((cell)->player) \
		409	(cell)->tile [2] = 0; \
		410	(cell)->darkness = 0; \
		411	(cell)->stat_hp = 0; \
		412	(cell)->flags = 0; \
		413	(cell)->player = 0; \
		414	} while (0)
		415
203	static void	416	static void
204	map_blank (CFClient__Map self, int x0, int y0, int w, int h)	417	map_blank (DC__Map self, int x0, int y0, int w, int h)
205	{	418	{
206	int x, y;	419	int x, y;
		420	maprow *row;
		421	mapcell *cell;
207		422
208	for (y = y0; y < y0 + h; y++)	423	for (y = y0; y < y0 + h; y++)
209	if (y >= 0)	424	if (y >= 0)
210	{	425	{
211	if (y >= self->rows)	426	if (y >= self->rows)
212	break;	427	break;
213		428
214	maprow *row = self->row + y;	429	row = self->row + y;
215		430
216	for (x = x0; x < x0 + w; x++)	431	for (x = x0; x < x0 + w; x++)
217	if (x >= row->c0)	432	if (x >= row->c0)
218	{	433	{
219	if (x >= row->c1)	434	if (x >= row->c1)
220	break;	435	break;
221		436
222	row->col[x - row->c0].darkness = -1;	437	cell = row->col + x - row->c0;
		438
		439	CELL_CLEAR (cell);
223	}	440	}
224	}	441	}
225	}	442	}
226		443
227	MODULE = CFClient PACKAGE = CFClient	444	typedef struct {
		445	tileid tile;
		446	uint8_t x, y, level;
		447	} smooth_key;
		448
		449	static void
		450	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		451	{
		452	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		453
		454	if (SvIOK (*sv))
		455	SvIV_set (*sv, SvIVX (*sv) | bits);
		456	else
		457	sv_setiv (*sv, bits);
		458	}
		459
		460	static void
		461	music_finished (void)
		462	{
		463	SDL_UserEvent ev;
		464
		465	ev.type = SDL_USEREVENT;
		466	ev.code = 0;
		467	ev.data1 = 0;
		468	ev.data2 = 0;
		469
		470	SDL_PushEvent ((SDL_Event *)&ev);
		471	}
		472
		473	static void
		474	channel_finished (int channel)
		475	{
		476	SDL_UserEvent ev;
		477
		478	ev.type = SDL_USEREVENT;
		479	ev.code = 1;
		480	ev.data1 = (void *)(long)channel;
		481	ev.data2 = 0;
		482
		483	SDL_PushEvent ((SDL_Event *)&ev);
		484	}
		485
		486	static unsigned int
		487	div255 (unsigned int n)
		488	{
		489	return (n + (n >> 8)) >> 8;
		490	}
		491
		492	static unsigned int
		493	minpot (unsigned int n)
		494	{
		495	if (!n)
		496	return 0;
		497
		498	--n;
		499
		500	n |= n >> 1;
		501	n |= n >> 2;
		502	n |= n >> 4;
		503	n |= n >> 8;
		504	n |= n >> 16;
		505
		506	return n + 1;
		507	}
		508
		509	static unsigned int
		510	popcount (unsigned int n)
		511	{
		512	n -= (n >> 1) & 0x55555555U;
		513	n = ((n >> 2) & 0x33333333U) + (n & 0x33333333U);
		514	n = ((n >> 4) + n) & 0x0f0f0f0fU;
		515	n *= 0x01010101U;
		516
		517	return n >> 24;
		518	}
		519
		520	/* SDL should provide this, really. */
		521	#define SDLK_MODIFIER_MIN 300
		522	#define SDLK_MODIFIER_MAX 314
		523
		524	/******************************************************************************/
		525
		526	static GV *draw_x_gv, *draw_y_gv, *draw_w_gv, *draw_h_gv;
		527	static GV *hover_gv;
		528
		529	static int
		530	within_widget (SV *widget, NV x, NV y)
		531	{
		532	HV *self;
		533	SV **svp;
		534	NV wx, ww, wy, wh;
		535
		536	if (!SvROK (widget))
		537	return 0;
		538
		539	self = (HV *)SvRV (widget);
		540
		541	if (SvTYPE (self) != SVt_PVHV)
		542	return 0;
		543
		544	svp = hv_fetch (self, "y", 1, 0); wy = svp ? SvNV (*svp) : 0.;
		545	if (y < wy)
		546	return 0;
		547
		548	svp = hv_fetch (self, "h", 1, 0); wh = svp ? SvNV (*svp) : 0.;
		549	if (y >= wy + wh)
		550	return 0;
		551
		552	svp = hv_fetch (self, "x", 1, 0); wx = svp ? SvNV (*svp) : 0.;
		553	if (x < wx)
		554	return 0;
		555
		556	svp = hv_fetch (self, "w", 1, 0); ww = svp ? SvNV (*svp) : 0.;
		557	if (x >= wx + ww)
		558	return 0;
		559
		560	svp = hv_fetch (self, "can_events", sizeof ("can_events") - 1, 0);
		561	if (!svp || !SvTRUE (*svp))
		562	return 0;
		563
		564	return 1;
		565	}
		566
		567	/******************************************************************************/
		568
		569	/* process keyboard modifiers */
		570	static int
		571	mod_munge (int mod)
		572	{
		573	mod &= MOD_MASK;
		574
		575	if (mod & (KMOD_META | KMOD_ALT))
		576	mod |= KMOD_LRAM;
		577
		578	return mod;
		579	}
		580
		581	static void
		582	deliantra_main ()
		583	{
		584	char *argv[] = { 0 };
		585	call_argv ("::main", G_DISCARD | G_VOID, argv);
		586	}
		587
		588	#ifdef __MACOSX__
		589	/* to due surprising braindamage on the side of SDL design, we
		590	* do some mind-boggling hack here: SDL requires a custom main()
		591	* on OS X, so... we provide one and call the original main(), which,
		592	* due to share dlibrary magic, calls -lSDLmain's main, not perl's main,
		593	* and which calls our main (== SDL_main) back.
		594	*/
		595	extern C_LINKAGE int
		596	main (int argc, char *argv[])
		597	{
		598	deliantra_main ();
		599	}
		600
		601	#undef main
		602
		603	extern C_LINKAGE int main (int argc, char *argv[]);
		604
		605	static void
		606	SDL_braino (void)
		607	{
		608	char *argv[] = { "deliantra client", 0 };
		609	(main) (1, argv);
		610	}
		611	#else
		612	static void
		613	SDL_braino (void)
		614	{
		615	deliantra_main ();
		616	}
		617	#endif
		618
		619	MODULE = Deliantra::Client PACKAGE = DC
228		620
229	PROTOTYPES: ENABLE	621	PROTOTYPES: ENABLE
230		622
231	BOOT:	623	BOOT:
232	{	624	{
233	fontmap = pango_ft2_font_map_new ();	625	HV *stash = gv_stashpv ("DC", 1);
234	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	626	static const struct {
235	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	627	const char *name;
236	}	628	IV iv;
		629	} *civ, const_iv[] = {
		630	# define const_iv(name) { # name, (IV)name }
		631	const_iv (SDLK_MODIFIER_MIN),
		632	const_iv (SDLK_MODIFIER_MAX),
237		633
238	void	634	const_iv (SDL_ACTIVEEVENT),
239	lowdelay (int fd, int val = 1)	635	const_iv (SDL_KEYDOWN),
240	CODE:	636	const_iv (SDL_KEYUP),
241	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	637	const_iv (SDL_MOUSEMOTION),
		638	const_iv (SDL_MOUSEBUTTONDOWN),
		639	const_iv (SDL_MOUSEBUTTONUP),
		640	const_iv (SDL_JOYAXISMOTION),
		641	const_iv (SDL_JOYBALLMOTION),
		642	const_iv (SDL_JOYHATMOTION),
		643	const_iv (SDL_JOYBUTTONDOWN),
		644	const_iv (SDL_JOYBUTTONUP),
		645	const_iv (SDL_QUIT),
		646	const_iv (SDL_SYSWMEVENT),
		647	const_iv (SDL_EVENT_RESERVEDA),
		648	const_iv (SDL_EVENT_RESERVEDB),
		649	const_iv (SDL_VIDEORESIZE),
		650	const_iv (SDL_VIDEOEXPOSE),
		651	const_iv (SDL_USEREVENT),
242		652
243	char *	653	const_iv (SDL_APPINPUTFOCUS),
244	gl_version ()	654	const_iv (SDL_APPMOUSEFOCUS),
		655	const_iv (SDL_APPACTIVE),
		656
		657
		658	const_iv (SDLK_UNKNOWN),
		659	const_iv (SDLK_FIRST),
		660	const_iv (SDLK_BACKSPACE),
		661	const_iv (SDLK_TAB),
		662	const_iv (SDLK_CLEAR),
		663	const_iv (SDLK_RETURN),
		664	const_iv (SDLK_PAUSE),
		665	const_iv (SDLK_ESCAPE),
		666	const_iv (SDLK_SPACE),
		667	const_iv (SDLK_EXCLAIM),
		668	const_iv (SDLK_QUOTEDBL),
		669	const_iv (SDLK_HASH),
		670	const_iv (SDLK_DOLLAR),
		671	const_iv (SDLK_AMPERSAND),
		672	const_iv (SDLK_QUOTE),
		673	const_iv (SDLK_LEFTPAREN),
		674	const_iv (SDLK_RIGHTPAREN),
		675	const_iv (SDLK_ASTERISK),
		676	const_iv (SDLK_PLUS),
		677	const_iv (SDLK_COMMA),
		678	const_iv (SDLK_MINUS),
		679	const_iv (SDLK_PERIOD),
		680	const_iv (SDLK_SLASH),
		681	const_iv (SDLK_0),
		682	const_iv (SDLK_1),
		683	const_iv (SDLK_2),
		684	const_iv (SDLK_3),
		685	const_iv (SDLK_4),
		686	const_iv (SDLK_5),
		687	const_iv (SDLK_6),
		688	const_iv (SDLK_7),
		689	const_iv (SDLK_8),
		690	const_iv (SDLK_9),
		691	const_iv (SDLK_COLON),
		692	const_iv (SDLK_SEMICOLON),
		693	const_iv (SDLK_LESS),
		694	const_iv (SDLK_EQUALS),
		695	const_iv (SDLK_GREATER),
		696	const_iv (SDLK_QUESTION),
		697	const_iv (SDLK_AT),
		698
		699	const_iv (SDLK_LEFTBRACKET),
		700	const_iv (SDLK_BACKSLASH),
		701	const_iv (SDLK_RIGHTBRACKET),
		702	const_iv (SDLK_CARET),
		703	const_iv (SDLK_UNDERSCORE),
		704	const_iv (SDLK_BACKQUOTE),
		705	const_iv (SDLK_DELETE),
		706
		707	const_iv (SDLK_FIRST),
		708	const_iv (SDLK_LAST),
		709	const_iv (SDLK_KP0),
		710	const_iv (SDLK_KP1),
		711	const_iv (SDLK_KP2),
		712	const_iv (SDLK_KP3),
		713	const_iv (SDLK_KP4),
		714	const_iv (SDLK_KP5),
		715	const_iv (SDLK_KP6),
		716	const_iv (SDLK_KP7),
		717	const_iv (SDLK_KP8),
		718	const_iv (SDLK_KP9),
		719	const_iv (SDLK_KP_PERIOD),
		720	const_iv (SDLK_KP_DIVIDE),
		721	const_iv (SDLK_KP_MULTIPLY),
		722	const_iv (SDLK_KP_MINUS),
		723	const_iv (SDLK_KP_PLUS),
		724	const_iv (SDLK_KP_ENTER),
		725	const_iv (SDLK_KP_EQUALS),
		726	const_iv (SDLK_UP),
		727	const_iv (SDLK_DOWN),
		728	const_iv (SDLK_RIGHT),
		729	const_iv (SDLK_LEFT),
		730	const_iv (SDLK_INSERT),
		731	const_iv (SDLK_HOME),
		732	const_iv (SDLK_END),
		733	const_iv (SDLK_PAGEUP),
		734	const_iv (SDLK_PAGEDOWN),
		735	const_iv (SDLK_F1),
		736	const_iv (SDLK_F2),
		737	const_iv (SDLK_F3),
		738	const_iv (SDLK_F4),
		739	const_iv (SDLK_F5),
		740	const_iv (SDLK_F6),
		741	const_iv (SDLK_F7),
		742	const_iv (SDLK_F8),
		743	const_iv (SDLK_F9),
		744	const_iv (SDLK_F10),
		745	const_iv (SDLK_F11),
		746	const_iv (SDLK_F12),
		747	const_iv (SDLK_F13),
		748	const_iv (SDLK_F14),
		749	const_iv (SDLK_F15),
		750	const_iv (SDLK_NUMLOCK),
		751	const_iv (SDLK_CAPSLOCK),
		752	const_iv (SDLK_SCROLLOCK),
		753	const_iv (SDLK_RSHIFT),
		754	const_iv (SDLK_LSHIFT),
		755	const_iv (SDLK_RCTRL),
		756	const_iv (SDLK_LCTRL),
		757	const_iv (SDLK_RALT),
		758	const_iv (SDLK_LALT),
		759	const_iv (SDLK_RMETA),
		760	const_iv (SDLK_LMETA),
		761	const_iv (SDLK_LSUPER),
		762	const_iv (SDLK_RSUPER),
		763	const_iv (SDLK_MODE),
		764	const_iv (SDLK_COMPOSE),
		765	const_iv (SDLK_HELP),
		766	const_iv (SDLK_PRINT),
		767	const_iv (SDLK_SYSREQ),
		768	const_iv (SDLK_BREAK),
		769	const_iv (SDLK_MENU),
		770	const_iv (SDLK_POWER),
		771	const_iv (SDLK_EURO),
		772	const_iv (SDLK_UNDO),
		773
		774	const_iv (KMOD_NONE),
		775	const_iv (KMOD_SHIFT),
		776	const_iv (KMOD_LSHIFT),
		777	const_iv (KMOD_RSHIFT),
		778	const_iv (KMOD_CTRL),
		779	const_iv (KMOD_LCTRL),
		780	const_iv (KMOD_RCTRL),
		781	const_iv (KMOD_ALT),
		782	const_iv (KMOD_LALT),
		783	const_iv (KMOD_RALT),
		784	const_iv (KMOD_META),
		785	const_iv (KMOD_LMETA),
		786	const_iv (KMOD_RMETA),
		787	const_iv (KMOD_NUM),
		788	const_iv (KMOD_CAPS),
		789	const_iv (KMOD_MODE),
		790
		791	const_iv (KMOD_LRAM),
		792
		793	const_iv (MIX_DEFAULT_FORMAT),
		794
		795	const_iv (SDL_INIT_TIMER),
		796	const_iv (SDL_INIT_AUDIO),
		797	const_iv (SDL_INIT_VIDEO),
		798	const_iv (SDL_INIT_CDROM),
		799	const_iv (SDL_INIT_JOYSTICK),
		800	const_iv (SDL_INIT_EVERYTHING),
		801	const_iv (SDL_INIT_NOPARACHUTE),
		802	const_iv (SDL_INIT_EVENTTHREAD),
		803
		804	const_iv (SDL_GL_RED_SIZE),
		805	const_iv (SDL_GL_GREEN_SIZE),
		806	const_iv (SDL_GL_BLUE_SIZE),
		807	const_iv (SDL_GL_ALPHA_SIZE),
		808	const_iv (SDL_GL_DOUBLEBUFFER),
		809	const_iv (SDL_GL_BUFFER_SIZE),
		810	const_iv (SDL_GL_DEPTH_SIZE),
		811	const_iv (SDL_GL_STENCIL_SIZE),
		812	const_iv (SDL_GL_ACCUM_RED_SIZE),
		813	const_iv (SDL_GL_ACCUM_GREEN_SIZE),
		814	const_iv (SDL_GL_ACCUM_BLUE_SIZE),
		815	const_iv (SDL_GL_ACCUM_ALPHA_SIZE),
		816	const_iv (SDL_GL_STEREO),
		817	const_iv (SDL_GL_MULTISAMPLEBUFFERS),
		818	const_iv (SDL_GL_MULTISAMPLESAMPLES),
		819	const_iv (SDL_GL_ACCELERATED_VISUAL),
		820	const_iv (SDL_GL_SWAP_CONTROL),
		821
		822	const_iv (FOW_DARKNESS)
		823	# undef const_iv
		824	};
		825
		826	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
		827	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
		828
		829	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		830	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		831	}
		832
		833	void
		834	weaken (SV *rv)
		835	PROTOTYPE: $
245	CODE:	836	CODE:
246	RETVAL = (char *)glGetString (GL_VERSION);	837	sv_rvweaken (rv);
		838
		839	int
		840	in_destruct ()
		841	CODE:
		842	RETVAL = PL_main_cv == Nullcv;
		843	OUTPUT:
		844	RETVAL
		845
		846	NV floor (NV x)
		847
		848	NV ceil (NV x)
		849
		850	IV minpot (UV n)
		851
		852	IV popcount (UV n)
		853
		854	NV distance (NV dx, NV dy)
		855	CODE:
		856	RETVAL = pow (dx * dx + dy * dy, 0.5);
247	OUTPUT:	857	OUTPUT:
248	RETVAL	858	RETVAL
249		859
250	char *	860	void
251	gl_extensions ()	861	pango_init ()
		862	CODE:
		863	{
		864	opengl_fontmap = pango_opengl_font_map_new ();
		865	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
		866	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
		867	/*pango_context_set_font_description (opengl_context, default_font);*/
		868	#if PANGO_VERSION_CHECK (1, 15, 2)
		869	pango_context_set_language (opengl_context, pango_language_from_string ("en"));
		870	/*pango_context_set_base_dir (opengl_context, PANGO_DIRECTION_WEAK_LTR);*/
		871	#endif
		872	}
		873
		874	char *SDL_GetError ()
		875
		876	void SDL_braino ()
		877
		878	int SDL_Init (U32 flags)
		879
		880	int SDL_InitSubSystem (U32 flags)
		881
		882	void SDL_QuitSubSystem (U32 flags)
		883
		884	void SDL_Quit ()
		885
		886	int SDL_GL_SetAttribute (int attr, int value)
		887
		888	int SDL_GL_GetAttribute (int attr)
		889	CODE:
		890	if (SDL_GL_GetAttribute (attr, &RETVAL))
		891	XSRETURN_UNDEF;
		892	OUTPUT:
		893	RETVAL
		894
		895	void
		896	SDL_ListModes (int rgb, int alpha)
252	CODE:	897	PPCODE:
253	RETVAL = (char *)glGetString (GL_EXTENSIONS);	898	{
		899	SDL_Rect **m;
		900
		901	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		902	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		903	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		904	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		905
		906	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		907	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
		908
		909	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
		910	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		911	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
		912	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		913
		914	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		915	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		916
		917	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		918
		919	if (m && m != (SDL_Rect **)-1)
		920	while (*m)
		921	{
		922	if ((*m)->w >= 400 && (*m)->h >= 300)
		923	{
		924	AV *av = newAV ();
		925	av_push (av, newSViv ((*m)->w));
		926	av_push (av, newSViv ((*m)->h));
		927	av_push (av, newSViv (rgb));
		928	av_push (av, newSViv (alpha));
		929	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		930	}
		931
		932	++m;
		933	}
		934	}
		935
		936	int
		937	SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
		938	CODE:
		939	{
		940	SDL_EnableUNICODE (1);
		941	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		942
		943	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		944	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		945	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		946	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		947
		948	RETVAL = !!SDL_SetVideoMode (
		949	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		950	);
		951
		952	if (RETVAL)
		953	{
		954	av_clear (texture_av);
		955
		956	SDL_WM_SetCaption ("Deliantra MORPG Client " VERSION, "Deliantra");
		957	#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		958	#include "glfunc.h"
		959	#undef GL_FUNC
		960
		961	if (!gl.ActiveTexture ) gl.ActiveTexture = gl.ActiveTextureARB;
		962	if (!gl.MultiTexCoord2f) gl.MultiTexCoord2f = gl.MultiTexCoord2fARB;
		963	}
		964	}
254	OUTPUT:	965	OUTPUT:
255	RETVAL	966	RETVAL
256		967
257	void	968	void
		969	SDL_GL_SwapBuffers ()
		970
		971	char *
		972	SDL_GetKeyName (int sym)
		973
		974	int
		975	SDL_GetAppState ()
		976
		977	int
		978	SDL_GetModState ()
		979
		980	void
		981	poll_events ()
		982	PPCODE:
		983	{
		984	SDL_Event ev;
		985
		986	SDL_PumpEvents ();
		987	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
		988	{
		989	HV *hv = newHV ();
		990	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		991
		992	switch (ev.type)
		993	{
		994	case SDL_KEYDOWN:
		995	case SDL_KEYUP:
		996	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		997	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		998	hv_store (hv, "mod", 3, newSViv (mod_munge (ev.key.keysym.mod)), 0);
		999	hv_store (hv, "cmod", 4, newSViv (mod_munge (SDL_GetModState ())), 0); /* current mode */
		1000	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		1001	break;
		1002
		1003	case SDL_ACTIVEEVENT:
		1004	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		1005	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		1006	break;
		1007
		1008	case SDL_MOUSEMOTION:
		1009	{
		1010	int state = ev.motion.state;
		1011	int x = ev.motion.x;
		1012	int y = ev.motion.y;
		1013	int xrel = ev.motion.xrel;
		1014	int yrel = ev.motion.yrel;
		1015
		1016	/* do simplistic event compression */
		1017	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		1018	&& state == ev.motion.state)
		1019	{
		1020	xrel += ev.motion.xrel;
		1021	yrel += ev.motion.yrel;
		1022	x = ev.motion.x;
		1023	y = ev.motion.y;
		1024	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		1025	}
		1026
		1027	hv_store (hv, "mod", 3, newSViv (mod_munge (SDL_GetModState ())), 0);
		1028	hv_store (hv, "state", 5, newSViv (state), 0);
		1029	hv_store (hv, "x", 1, newSViv (x), 0);
		1030	hv_store (hv, "y", 1, newSViv (y), 0);
		1031	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
		1032	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		1033	}
		1034	break;
		1035
		1036	case SDL_MOUSEBUTTONDOWN:
		1037	case SDL_MOUSEBUTTONUP:
		1038	hv_store (hv, "mod", 3, newSViv (SDL_GetModState () & MOD_MASK), 0);
		1039
		1040	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		1041	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		1042	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		1043	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		1044	break;
		1045
		1046	case SDL_USEREVENT:
		1047	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		1048	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		1049	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		1050	break;
		1051	}
		1052
		1053	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("DC::UI::Event", 1))));
		1054	}
		1055	}
		1056
		1057	char *
		1058	SDL_AudioDriverName ()
		1059	CODE:
		1060	{
		1061	char buf [256];
		1062	if (!SDL_AudioDriverName (buf, sizeof (buf)))
		1063	XSRETURN_UNDEF;
		1064
		1065	RETVAL = buf;
		1066	}
		1067	OUTPUT:
		1068	RETVAL
		1069
		1070	int
		1071	Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 4096)
		1072	POSTCALL:
		1073	Mix_HookMusicFinished (music_finished);
		1074	Mix_ChannelFinished (channel_finished);
		1075
		1076	void
		1077	Mix_QuerySpec ()
		1078	PPCODE:
		1079	{
		1080	int freq, channels;
		1081	Uint16 format;
		1082
		1083	if (Mix_QuerySpec (&freq, &format, &channels))
		1084	{
		1085	EXTEND (SP, 3);
		1086	PUSHs (sv_2mortal (newSViv (freq)));
		1087	PUSHs (sv_2mortal (newSViv (format)));
		1088	PUSHs (sv_2mortal (newSViv (channels)));
		1089	}
		1090	}
		1091
		1092	void
		1093	Mix_CloseAudio ()
		1094
		1095	int
		1096	Mix_AllocateChannels (int numchans = -1)
		1097
		1098	const char *
		1099	Mix_GetError ()
		1100
		1101	void
		1102	lowdelay (int fd, int val = 1)
		1103	CODE:
		1104	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		1105
		1106	void
		1107	win32_proxy_info ()
		1108	PPCODE:
		1109	{
		1110	#ifdef _WIN32
		1111	char buffer[2048];
		1112	DWORD buflen;
		1113
		1114	EXTEND (SP, 3);
		1115
		1116	buflen = sizeof (buffer);
		1117	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		1118	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		1119	{
		1120	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		1121
		1122	buflen = sizeof (buffer);
		1123	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		1124	{
		1125	PUSHs (newSVpv (buffer, 0));
		1126
		1127	buflen = sizeof (buffer);
		1128	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		1129	PUSHs (newSVpv (buffer, 0));
		1130	}
		1131	}
		1132	#endif
		1133	}
		1134
		1135	int
258	add_font (char *file)	1136	add_font (char *file)
259	CODE:	1137	CODE:
260	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	1138	RETVAL = FcConfigAppFontAddFile (0, (const FcChar8 *)file);
		1139	OUTPUT:
		1140	RETVAL
261		1141
262	void	1142	void
263	set_font (char *file)	1143	IMG_Init (int flags = IMG_INIT_JPG | IMG_INIT_PNG)
264	CODE:	1144
265	{	1145	void
266	int count;	1146	Mix_Init (int flags = MIX_INIT_MOD | MIX_INIT_MP3 | MIX_INIT_OGG)
267	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
268	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
269	FcPatternDestroy (pattern);
270	pango_context_set_font_description (context, font);
271	}
272		1147
273	void	1148	void
274	load_image_inline (SV *image_)	1149	load_image_inline (SV *image_)
275	ALIAS:	1150	ALIAS:
276	load_image_file = 1	1151	load_image_file = 1
…		…
279	STRLEN image_len;	1154	STRLEN image_len;
280	char *image = (char *)SvPVbyte (image_, image_len);	1155	char *image = (char *)SvPVbyte (image_, image_len);
281	SDL_Surface *surface, *surface2;	1156	SDL_Surface *surface, *surface2;
282	SDL_PixelFormat fmt;	1157	SDL_PixelFormat fmt;
283	SDL_RWops *rw = ix	1158	SDL_RWops *rw = ix
284	? SDL_RWFromFile (image, "r")	1159	? SDL_RWFromFile (image, "rb")
285	: SDL_RWFromConstMem (image, image_len);	1160	: SDL_RWFromConstMem (image, image_len);
286		1161
287	if (!rw)	1162	if (!rw)
288	croak ("load_image: %s", SDL_GetError ());	1163	croak ("load_image: %s", SDL_GetError ());
289		1164
…		…
292	croak ("load_image: %s", SDL_GetError ());	1167	croak ("load_image: %s", SDL_GetError ());
293		1168
294	fmt.palette = NULL;	1169	fmt.palette = NULL;
295	fmt.BitsPerPixel = 32;	1170	fmt.BitsPerPixel = 32;
296	fmt.BytesPerPixel = 4;	1171	fmt.BytesPerPixel = 4;
		1172	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
297	fmt.Rmask = 0x000000ff;	1173	fmt.Rmask = 0x000000ff;
298	fmt.Gmask = 0x0000ff00;	1174	fmt.Gmask = 0x0000ff00;
299	fmt.Bmask = 0x00ff0000;	1175	fmt.Bmask = 0x00ff0000;
300	fmt.Amask = 0xff000000;	1176	fmt.Amask = 0xff000000;
		1177	#else
		1178	fmt.Rmask = 0xff000000;
		1179	fmt.Gmask = 0x00ff0000;
		1180	fmt.Bmask = 0x0000ff00;
		1181	fmt.Amask = 0x000000ff;
		1182	#endif
301	fmt.Rloss = 0;	1183	fmt.Rloss = 0;
302	fmt.Gloss = 0;	1184	fmt.Gloss = 0;
303	fmt.Bloss = 0;	1185	fmt.Bloss = 0;
304	fmt.Aloss = 0;	1186	fmt.Aloss = 0;
305	fmt.Rshift = 0;	1187	fmt.Rshift = 0;
…		…
311		1193
312	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	1194	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
313		1195
314	assert (surface2->pitch == surface2->w * 4);	1196	assert (surface2->pitch == surface2->w * 4);
315		1197
		1198	SDL_LockSurface (surface2);
316	EXTEND (SP, 5);	1199	EXTEND (SP, 6);
317	PUSHs (sv_2mortal (newSViv (surface2->w)));	1200	PUSHs (sv_2mortal (newSViv (surface2->w)));
318	PUSHs (sv_2mortal (newSViv (surface2->h)));	1201	PUSHs (sv_2mortal (newSViv (surface2->h)));
319	SDL_LockSurface (surface2);
320	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	1202	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
321	SDL_UnlockSurface (surface2);
322	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	1203	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
323	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	1204	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
324	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	1205	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		1206	SDL_UnlockSurface (surface2);
325		1207
326	SDL_FreeSurface (surface);	1208	SDL_FreeSurface (surface);
327	SDL_FreeSurface (surface2);	1209	SDL_FreeSurface (surface2);
328	}	1210	}
329		1211
…		…
351	PUSHs (sv_2mortal (newSViv (b / y)));	1233	PUSHs (sv_2mortal (newSViv (b / y)));
352	PUSHs (sv_2mortal (newSViv (a / y)));	1234	PUSHs (sv_2mortal (newSViv (a / y)));
353	}	1235	}
354		1236
355	void	1237	void
		1238	error (char *message)
		1239	CODE:
		1240	fprintf (stderr, "ERROR: %s\n", message);
		1241	#ifdef _WIN32
		1242	MessageBox (0, message, "Deliantra Client Error", MB_OK | MB_ICONERROR);
		1243	#endif
		1244
		1245	void
356	fatal (char *message)	1246	fatal (char *message)
357	CODE:	1247	CODE:
		1248	fprintf (stderr, "FATAL: %s\n", message);
		1249	#ifdef _WIN32
		1250	MessageBox (0, message, "Deliantra Client Fatal Error", MB_OK | MB_ICONERROR);
		1251	#endif
		1252	_exit (1);
		1253
		1254	void
		1255	_exit (int retval = 0)
		1256	CODE:
358	#ifdef WIN32	1257	#ifdef WIN32
359	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	1258	ExitThread (retval); // unclean, please beam me up
360	#else	1259	#else
361	fprintf (stderr, "FATAL: %s\n", message);	1260	_exit (retval);
362	#endif	1261	#endif
363	exit (1);
364		1262
365	MODULE = CFClient PACKAGE = CFClient::Layout	1263	void
366		1264	debug ()
367	CFClient::Layout
368	new (SV *class, int base_height = 10)
369	CODE:	1265	CODE:
370	New (0, RETVAL, 1, struct cf_layout);	1266	{
371	RETVAL->base_height = base_height;	1267	#if DEBUG
372	RETVAL->pl = pango_layout_new (context);	1268	VALGRIND_DO_LEAK_CHECK;
373	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	1269	#endif
		1270	}
		1271
		1272	int
		1273	SvREFCNT (SV *sv)
		1274	CODE:
		1275	RETVAL = SvREFCNT (sv);
		1276	OUTPUT:
		1277	RETVAL
		1278
		1279	MODULE = Deliantra::Client PACKAGE = DC::Font
		1280
		1281	PROTOTYPES: DISABLE
		1282
		1283	DC::Font
		1284	new_from_file (SV *class, char *path, int id = 0)
		1285	CODE:
		1286	{
		1287	int count;
		1288	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		1289	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		1290	FcPatternDestroy (pattern);
		1291	}
374	OUTPUT:	1292	OUTPUT:
375	RETVAL	1293	RETVAL
376		1294
377	void	1295	void
		1296	DESTROY (DC::Font self)
		1297	CODE:
		1298	pango_font_description_free (self);
		1299
		1300	void
		1301	make_default (DC::Font self)
		1302	PROTOTYPE: $
		1303	CODE:
		1304	default_font = self;
		1305
		1306	MODULE = Deliantra::Client PACKAGE = DC::Layout
		1307
		1308	PROTOTYPES: DISABLE
		1309
		1310	void
		1311	glyph_cache_backup ()
		1312	PROTOTYPE:
		1313	CODE:
		1314	tc_backup ();
		1315
		1316	void
		1317	glyph_cache_restore ()
		1318	PROTOTYPE:
		1319	CODE:
		1320	tc_restore ();
		1321
		1322	DC::Layout
		1323	new (SV *class)
		1324	CODE:
		1325	New (0, RETVAL, 1, struct cf_layout);
		1326
		1327	RETVAL->pl = pango_layout_new (opengl_context);
		1328	RETVAL->r = 1.;
		1329	RETVAL->g = 1.;
		1330	RETVAL->b = 1.;
		1331	RETVAL->a = 1.;
		1332	RETVAL->base_height = MIN_FONT_HEIGHT;
		1333	RETVAL->font = 0;
		1334	RETVAL->rc = rc_alloc ();
		1335
		1336	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		1337	layout_update_font (RETVAL);
		1338	OUTPUT:
		1339	RETVAL
		1340
		1341	void
378	DESTROY (CFClient::Layout self)	1342	DESTROY (DC::Layout self)
379	CODE:	1343	CODE:
380	g_object_unref (self->pl);	1344	g_object_unref (self->pl);
		1345	rc_free (self->rc);
381	Safefree (self);	1346	Safefree (self);
382		1347
383	void	1348	void
384	set_text (CFClient::Layout self, SV *text_)	1349	set_text (DC::Layout self, SV *text_)
385	CODE:	1350	CODE:
386	{	1351	{
387	STRLEN textlen;	1352	STRLEN textlen;
388	char *text = SvPVutf8 (text_, textlen);	1353	char *text = SvPVutf8 (text_, textlen);
389		1354
390	pango_layout_set_text (self->pl, text, textlen);	1355	pango_layout_set_text (self->pl, text, textlen);
391	}	1356	}
392		1357
393	void	1358	void
394	set_markup (CFClient::Layout self, SV *text_)	1359	set_markup (DC::Layout self, SV *text_)
395	CODE:	1360	CODE:
396	{	1361	{
397	STRLEN textlen;	1362	STRLEN textlen;
398	char *text = SvPVutf8 (text_, textlen);	1363	char *text = SvPVutf8 (text_, textlen);
399		1364
400	pango_layout_set_markup (self->pl, text, textlen);	1365	pango_layout_set_markup (self->pl, text, textlen);
401	}	1366	}
402		1367
403	SV *	1368	void
404	get_text (CFClient::Layout self)	1369	set_shapes (DC::Layout self, ...)
		1370	CODE:
		1371	{
		1372	PangoAttrList *attrs = 0;
		1373	const char *text = pango_layout_get_text (self->pl);
		1374	const char *pos = text;
		1375	int arg = 4;
		1376
		1377	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		1378	{
		1379	PangoRectangle inkrect, rect;
		1380	PangoAttribute *attr;
		1381
		1382	int x = SvIV (ST (arg - 3));
		1383	int y = SvIV (ST (arg - 2));
		1384	int w = SvIV (ST (arg - 1));
		1385	int h = SvIV (ST (arg ));
		1386
		1387	inkrect.x = 0;
		1388	inkrect.y = 0;
		1389	inkrect.width = 0;
		1390	inkrect.height = 0;
		1391
		1392	rect.x = x * PANGO_SCALE;
		1393	rect.y = y * PANGO_SCALE;
		1394	rect.width = w * PANGO_SCALE;
		1395	rect.height = h * PANGO_SCALE;
		1396
		1397	if (!attrs)
		1398	attrs = pango_layout_get_attributes (self->pl);
		1399
		1400	attr = pango_attr_shape_new (&inkrect, &rect);
		1401	attr->start_index = pos - text;
		1402	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1403	pango_attr_list_insert (attrs, attr);
		1404
		1405	arg += 4;
		1406	pos += sizeof (OBJ_STR) - 1;
		1407	}
		1408
		1409	if (attrs)
		1410	pango_layout_set_attributes (self->pl, attrs);
		1411	}
		1412
		1413	void
		1414	get_shapes (DC::Layout self)
405	CODE:	1415	PPCODE:
		1416	{
		1417	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1418
		1419	do
		1420	{
		1421	PangoLayoutRun *run = pango_layout_iter_get_run_readonly (iter);
		1422
		1423	if (run && shape_attr_p (run))
		1424	{
		1425	PangoRectangle extents;
		1426	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1427
		1428	EXTEND (SP, 2);
		1429	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1430	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1431	}
		1432	}
		1433	while (pango_layout_iter_next_run (iter));
		1434
		1435	pango_layout_iter_free (iter);
		1436	}
		1437
		1438	int
		1439	has_wrapped (DC::Layout self)
		1440	CODE:
		1441	{
		1442	int lines = 1;
		1443	const char *text = pango_layout_get_text (self->pl);
		1444
		1445	while (*text)
		1446	lines += *text++ == '\n';
		1447
406	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);	1448	RETVAL = lines < pango_layout_get_line_count (self->pl);
407	SvUTF8_on (RETVAL);	1449	}
408	OUTPUT:	1450	OUTPUT:
409	RETVAL	1451	RETVAL
410		1452
		1453	SV *
		1454	get_text (DC::Layout self)
		1455	CODE:
		1456	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1457	sv_utf8_decode (RETVAL);
		1458	OUTPUT:
		1459	RETVAL
		1460
411	void	1461	void
		1462	set_foreground (DC::Layout self, float r, float g, float b, float a = 1.)
		1463	CODE:
		1464	self->r = r;
		1465	self->g = g;
		1466	self->b = b;
		1467	self->a = a;
		1468
		1469	void
		1470	set_font (DC::Layout self, DC::Font font = 0)
		1471	CODE:
		1472	if (self->font != font)
		1473	{
		1474	self->font = font;
		1475	layout_update_font (self);
		1476	}
		1477
		1478	void
412	set_height (CFClient::Layout self, int base_height)	1479	set_height (DC::Layout self, int base_height)
413	CODE:	1480	CODE:
		1481	if (self->base_height != base_height)
		1482	{
414	self->base_height = base_height;	1483	self->base_height = base_height;
		1484	layout_update_font (self);
		1485	}
415		1486
416	void	1487	void
417	set_width (CFClient::Layout self, int max_width = -1)	1488	set_width (DC::Layout self, int max_width = -1)
418	CODE:	1489	CODE:
419	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1490	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
420		1491
421	void	1492	void
		1493	set_indent (DC::Layout self, int indent)
		1494	CODE:
		1495	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1496
		1497	void
		1498	set_spacing (DC::Layout self, int spacing)
		1499	CODE:
		1500	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1501
		1502	void
		1503	set_ellipsise (DC::Layout self, int ellipsise)
		1504	CODE:
		1505	pango_layout_set_ellipsize (self->pl,
		1506	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1507	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1508	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1509	: PANGO_ELLIPSIZE_NONE
		1510	);
		1511
		1512	void
		1513	set_single_paragraph_mode (DC::Layout self, int spm)
		1514	CODE:
		1515	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1516
		1517	void
422	size (CFClient::Layout self)	1518	size (DC::Layout self)
423	PPCODE:	1519	PPCODE:
424	{	1520	{
425	int w, h;	1521	int w, h;
426		1522
427	layout_update (self);
428	layout_get_pixel_size (self, &w, &h);	1523	layout_get_pixel_size (self, &w, &h);
429		1524
430	EXTEND (SP, 2);	1525	EXTEND (SP, 2);
431	PUSHs (sv_2mortal (newSViv (w)));	1526	PUSHs (sv_2mortal (newSViv (w)));
432	PUSHs (sv_2mortal (newSViv (h)));	1527	PUSHs (sv_2mortal (newSViv (h)));
433	}	1528	}
434		1529
435	int	1530	int
436	xy_to_index (CFClient::Layout self, int x, int y)	1531	descent (DC::Layout self)
437	CODE:	1532	CODE:
438	{	1533	{
439	int index, trailing;	1534	PangoRectangle rect;
440		1535	PangoLayoutLine *line = pango_layout_get_line_readonly (self->pl, 0);
441	layout_update (self);	1536	pango_layout_line_get_pixel_extents (line, 0, &rect);
442	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1537	RETVAL = PANGO_DESCENT (rect);
443
444	RETVAL = index;
445	}	1538	}
446	OUTPUT:	1539	OUTPUT:
447	RETVAL	1540	RETVAL
448		1541
		1542	int
		1543	xy_to_index (DC::Layout self, int x, int y)
		1544	CODE:
		1545	{
		1546	int index, trailing;
		1547	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1548	RETVAL = index + trailing;
		1549	}
		1550	OUTPUT:
		1551	RETVAL
		1552
449	void	1553	void
450	cursor_pos (CFClient::Layout self, int index)	1554	cursor_pos (DC::Layout self, int index)
451	PPCODE:	1555	PPCODE:
452	{	1556	{
453	PangoRectangle strong_pos;	1557	PangoRectangle pos;
454	layout_update (self);
455	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1558	pango_layout_get_cursor_pos (self->pl, index, &pos, 0);
456		1559
457	EXTEND (SP, 3);	1560	EXTEND (SP, 3);
458	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1561	PUSHs (sv_2mortal (newSViv (pos.x / PANGO_SCALE)));
459	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1562	PUSHs (sv_2mortal (newSViv (pos.y / PANGO_SCALE)));
460	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1563	PUSHs (sv_2mortal (newSViv (pos.height / PANGO_SCALE)));
461	}	1564	}
462		1565
463	void	1566	void
464	render (CFClient::Layout self)	1567	index_to_line_x (DC::Layout self, int index, int trailing = 0)
465	PPCODE:	1568	PPCODE:
466	{	1569	{
467	SV *retval;	1570	int line, x;
468	int w, h;
469	FT_Bitmap bitmap;
470		1571
471	layout_update (self);	1572	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
472	layout_get_pixel_size (self, &w, &h);	1573	#if !PANGO_VERSION_CHECK (1, 17, 3)
473		1574	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
474	retval = newSV (w * h);	1575	--line;
475	SvPOK_only (retval);	1576	#endif
476	SvCUR_set (retval, w * h);
477
478	bitmap.rows = h;
479	bitmap.width = w;
480	bitmap.pitch = w;
481	bitmap.buffer = (unsigned char*)SvPVX (retval);
482	bitmap.num_grays = 256;
483	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
484
485	memset (bitmap.buffer, 0, w * h);
486
487	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
488
489	EXTEND (SP, 3);	1577	EXTEND (SP, 2);
490	PUSHs (sv_2mortal (newSViv (w)));	1578	PUSHs (sv_2mortal (newSViv (line)));
		1579	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1580	}
		1581
		1582	void
		1583	line_x_to_index (DC::Layout self, int line, int x)
		1584	PPCODE:
		1585	{
		1586	PangoLayoutLine *lp;
		1587	int index, trailing;
		1588
		1589	if (line < 0)
		1590	XSRETURN_EMPTY;
		1591
		1592	if (!(lp = pango_layout_get_line_readonly (self->pl, line)))
		1593	XSRETURN_EMPTY; /* do better */
		1594
		1595	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1596
		1597	EXTEND (SP, 2);
		1598	if (GIMME_V == G_SCALAR)
		1599	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1600	else
		1601	{
491	PUSHs (sv_2mortal (newSViv (h)));	1602	PUSHs (sv_2mortal (newSViv (index)));
492	PUSHs (sv_2mortal (retval));	1603	PUSHs (sv_2mortal (newSViv (trailing)));
		1604	}
493	}	1605	}
494		1606
		1607	void
		1608	render (DC::Layout self, float x, float y, int flags = 0)
		1609	CODE:
		1610	rc_clear (self->rc);
		1611	pango_opengl_render_layout_subpixel (
		1612	self->pl,
		1613	self->rc,
		1614	x * PANGO_SCALE, y * PANGO_SCALE,
		1615	self->r, self->g, self->b, self->a,
		1616	flags
		1617	);
		1618	// we assume that context_change actually clears/frees stuff
		1619	// and does not do any recomputation...
		1620	pango_layout_context_changed (self->pl);
		1621
		1622	void
		1623	draw (DC::Layout self)
		1624	CODE:
		1625	{
		1626	glEnable (GL_TEXTURE_2D);
		1627	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
		1628	glEnable (GL_BLEND);
		1629	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1630	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1631	glEnable (GL_ALPHA_TEST);
		1632	glAlphaFunc (GL_GREATER, 7.f / 255.f);
		1633
		1634	rc_draw (self->rc);
		1635
		1636	glDisable (GL_ALPHA_TEST);
		1637	glDisable (GL_BLEND);
		1638	glDisable (GL_TEXTURE_2D);
		1639	}
		1640
495	MODULE = CFClient PACKAGE = CFClient::Texture	1641	MODULE = Deliantra::Client PACKAGE = DC::Texture
496		1642
		1643	PROTOTYPES: ENABLE
		1644
497	void	1645	void
		1646	pad (SV *data_, int ow, int oh, int nw, int nh)
		1647	CODE:
		1648	{
		1649	if ((nw != ow || nh != oh) && SvOK (data_))
		1650	{
		1651	STRLEN datalen;
		1652	char *data = SvPVbyte (data_, datalen);
		1653	int bpp = datalen / (ow * oh);
		1654	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1655
		1656	SvPOK_only (result_);
		1657	SvCUR_set (result_, nw * nh * bpp);
		1658
		1659	memset (SvPVX (result_), 0, nw * nh * bpp);
		1660	while (oh--)
		1661	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1662
		1663	sv_setsv (data_, result_);
		1664	}
		1665	}
		1666
		1667	void
498	draw_quad (SV *self, float x, float y, float w = 0, float h = 0)	1668	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
499	PROTOTYPE: $$$;$$	1669	PROTOTYPE: $$$;$$
		1670	ALIAS:
		1671	draw_quad_alpha = 1
		1672	draw_quad_alpha_premultiplied = 2
500	CODE:	1673	CODE:
501	{	1674	{
502	HV *hv = (HV *)SvRV (self);	1675	HV *hv = (HV *)SvRV (self);
503	float s = SvNV (*hv_fetch (hv, "s", 1, 1));	1676	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
504	float t = SvNV (*hv_fetch (hv, "t", 1, 1));	1677	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
505	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1678	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
506	int wrap_mode = SvIV (*hv_fetch (hv, "wrap_mode", 9, 1));	1679
		1680	if (name <= 0)
		1681	XSRETURN_EMPTY;
507		1682
508	if (items < 5)	1683	if (items < 5)
509	{	1684	{
510	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1685	w = SvNV (*hv_fetch (hv, "w", 1, 1));
511	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1686	h = SvNV (*hv_fetch (hv, "h", 1, 1));
512	}	1687	}
513		1688
		1689	if (ix)
		1690	{
		1691	glEnable (GL_BLEND);
		1692
		1693	if (ix == 2)
		1694	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1695	else
		1696	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1697	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1698
		1699	glEnable (GL_ALPHA_TEST);
		1700	glAlphaFunc (GL_GREATER, 0.01f);
		1701	}
		1702
514	glBindTexture (GL_TEXTURE_2D, name);	1703	glBindTexture (GL_TEXTURE_2D, name);
515	if (wrap_mode) {	1704
516	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
517	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
518	}
519	glBegin (GL_QUADS);	1705	glBegin (GL_QUADS);
520	glTexCoord2f (0, 0); glVertex2f (x , y );	1706	glTexCoord2f (0, 0); glVertex2f (x , y );
521	glTexCoord2f (0, t); glVertex2f (x , y + h);	1707	glTexCoord2f (0, t); glVertex2f (x , y + h);
522	glTexCoord2f (s, t); glVertex2f (x + w, y + h);	1708	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
523	glTexCoord2f (s, 0); glVertex2f (x + w, y );	1709	glTexCoord2f (s, 0); glVertex2f (x + w, y );
524	glEnd ();	1710	glEnd ();
525	}
526		1711
		1712	if (ix)
		1713	{
		1714	glDisable (GL_ALPHA_TEST);
		1715	glDisable (GL_BLEND);
		1716	}
		1717	}
		1718
		1719	void
		1720	draw_fow_texture (float intensity, int hidden_tex, int name1, uint8_t *data1, float s, float t, int w, int h, float blend = 0.f, int dx = 0, int dy = 0, int name2 = 0, uint8_t *data2 = data1)
		1721	PROTOTYPE: @
		1722	CODE:
		1723	{
		1724	glEnable (GL_BLEND);
		1725	glBlendFunc (intensity ? GL_SRC_ALPHA : GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1726	glEnable (GL_TEXTURE_2D);
		1727	glBindTexture (GL_TEXTURE_2D, name1);
		1728
		1729	glColor3f (intensity, intensity, intensity);
		1730	glPushMatrix ();
		1731	glScalef (1./3, 1./3, 1.);
		1732
		1733	if (blend > 0.f)
		1734	{
		1735	float dx3 = dx * -3.f / w;
		1736	float dy3 = dy * -3.f / h;
		1737	GLfloat env_color[4] = { 0., 0., 0., blend };
		1738
		1739	/* interpolate the two shadow textures */
		1740	/* stage 0 == rgb(glcolor) + alpha(t0) */
		1741	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1742
		1743	/* stage 1 == rgb(glcolor) + alpha(interpolate t0, t1, texenv) */
		1744	gl.ActiveTexture (GL_TEXTURE1);
		1745	glEnable (GL_TEXTURE_2D);
		1746	glBindTexture (GL_TEXTURE_2D, name2);
		1747	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE);
		1748
		1749	/* rgb == rgb(glcolor) */
		1750	glTexEnvi (GL_TEXTURE_ENV, GL_COMBINE_RGB, GL_REPLACE);
		1751	glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE0_RGB, GL_PRIMARY_COLOR);
		1752	glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND0_RGB, GL_SRC_COLOR);
		1753
		1754	/* alpha = interpolate t0, t1 by env_alpha */
		1755	glTexEnvfv (GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, env_color);
		1756
		1757	glTexEnvi (GL_TEXTURE_ENV, GL_COMBINE_ALPHA, GL_INTERPOLATE);
		1758	glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE0_ALPHA, GL_TEXTURE);
		1759	glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND0_ALPHA, GL_SRC_ALPHA);
		1760
		1761	glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE1_ALPHA, GL_PREVIOUS);
		1762	glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND1_ALPHA, GL_SRC_ALPHA);
		1763
		1764	glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE2_ALPHA, GL_CONSTANT);
		1765	glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND2_ALPHA, GL_SRC_ALPHA);
		1766
		1767	glBegin (GL_QUADS);
		1768	gl.MultiTexCoord2f (GL_TEXTURE0, 0, 0); gl.MultiTexCoord2f (GL_TEXTURE1, dx3 , dy3 ); glVertex2i (0, 0);
		1769	gl.MultiTexCoord2f (GL_TEXTURE0, 0, t); gl.MultiTexCoord2f (GL_TEXTURE1, dx3 , dy3 + t); glVertex2i (0, h);
		1770	gl.MultiTexCoord2f (GL_TEXTURE0, s, t); gl.MultiTexCoord2f (GL_TEXTURE1, dx3 + s, dy3 + t); glVertex2i (w, h);
		1771	gl.MultiTexCoord2f (GL_TEXTURE0, s, 0); gl.MultiTexCoord2f (GL_TEXTURE1, dx3 + s, dy3 ); glVertex2i (w, 0);
		1772	glEnd ();
		1773
		1774	glDisable (GL_TEXTURE_2D);
		1775	gl.ActiveTexture (GL_TEXTURE0);
		1776	}
		1777	else
		1778	{
		1779	/* simple blending of one texture, also opengl <1.3 path */
		1780	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1781
		1782	glBegin (GL_QUADS);
		1783	glTexCoord2f (0, 0); glVertex2f (0, 0);
		1784	glTexCoord2f (0, t); glVertex2f (0, h);
		1785	glTexCoord2f (s, t); glVertex2f (w, h);
		1786	glTexCoord2f (s, 0); glVertex2f (w, 0);
		1787	glEnd ();
		1788	}
		1789
		1790	/* draw ?-marks or equivalent, this is very clumsy code :/ */
		1791	{
		1792	int x, y;
		1793	int dx3 = dx * 3;
		1794	int dy3 = dy * 3;
		1795
		1796	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
		1797	glBindTexture (GL_TEXTURE_2D, hidden_tex);
		1798	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1799	glTranslatef (-1., -1., 0);
		1800	glBegin (GL_QUADS);
		1801
		1802	for (y = 1; y < h; y += 3)
		1803	{
		1804	int y1 = y - dy3;
		1805	int y1valid = y1 >= 0 && y1 < h;
		1806
		1807	for (x = 1; x < w; x += 3)
		1808	{
		1809	int x1 = x - dx3;
		1810	uint8_t h1 = data1 [x + y * w] == DARKNESS_ADJUST (255 - FOW_DARKNESS);
		1811	uint8_t h2;
		1812
		1813	if (y1valid && x1 >= 0 && x1 < w)
		1814	h2 = data2 [x1 + y1 * w] == DARKNESS_ADJUST (255 - FOW_DARKNESS);
		1815	else
		1816	h2 = 1; /* out of range == invisible */
		1817
		1818	if (h1 || h2)
		1819	{
		1820	float alpha = h1 == h2 ? 1.f : h1 ? 1.f - blend : blend;
		1821	glColor4f (1., 1., 1., alpha);
		1822
		1823	glTexCoord2f (0, 0.); glVertex2i (x , y );
		1824	glTexCoord2f (0, 1.); glVertex2i (x , y + 3);
		1825	glTexCoord2f (1, 1.); glVertex2i (x + 3, y + 3);
		1826	glTexCoord2f (1, 0.); glVertex2i (x + 3, y );
		1827	}
		1828	}
		1829	}
		1830	}
		1831
		1832	glEnd ();
		1833
		1834	glPopMatrix ();
		1835
		1836	glDisable (GL_TEXTURE_2D);
		1837	glDisable (GL_BLEND);
		1838	}
		1839
		1840	IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
		1841	CODE:
		1842	{
		1843	GLint width;
		1844	glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
		1845	glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
		1846	RETVAL = width > 0;
		1847	}
		1848	OUTPUT:
		1849	RETVAL
		1850
527	MODULE = CFClient PACKAGE = CFClient::Map	1851	MODULE = Deliantra::Client PACKAGE = DC::Map
528		1852
529	CFClient::Map	1853	PROTOTYPES: DISABLE
530	new (SV *class, int map_width, int map_height)	1854
		1855	DC::Map
		1856	new (SV *class)
531	CODE:	1857	CODE:
532	New (0, RETVAL, 1, struct map);	1858	New (0, RETVAL, 1, struct map);
533	RETVAL->x = 0;	1859	RETVAL->x = 0;
534	RETVAL->y = 0;	1860	RETVAL->y = 0;
535	RETVAL->w = map_width;	1861	RETVAL->w = 0;
536	RETVAL->h = map_height;	1862	RETVAL->h = 0;
537	RETVAL->ox = 0;	1863	RETVAL->ox = 0;
538	RETVAL->oy = 0;	1864	RETVAL->oy = 0;
539	RETVAL->faces = 8192;	1865	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
540	Newz (0, RETVAL->face, RETVAL->faces, mapface);	1866	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
541	RETVAL->texs = 8192;
542	Newz (0, RETVAL->tex, RETVAL->texs, maptex);
543	RETVAL->rows = 0;	1867	RETVAL->rows = 0;
544	RETVAL->row = 0;	1868	RETVAL->row = 0;
545	OUTPUT:	1869	OUTPUT:
546	RETVAL	1870	RETVAL
547		1871
548	void	1872	void
549	DESTROY (CFClient::Map self)	1873	DESTROY (DC::Map self)
550	CODE:	1874	CODE:
551	{	1875	{
552	map_clear (self);	1876	map_clear (self);
553	Safefree (self->face);	1877	Safefree (self->face2tile);
		1878	Safefree (self->tex);
554	Safefree (self);	1879	Safefree (self);
555	}	1880	}
556		1881
557	void	1882	void
		1883	resize (DC::Map self, int map_width, int map_height)
		1884	CODE:
		1885	self->w = map_width;
		1886	self->h = map_height;
		1887
		1888	void
558	clear (CFClient::Map self)	1889	clear (DC::Map self)
559	CODE:	1890	CODE:
560	map_clear (self);	1891	map_clear (self);
561		1892
562	void	1893	void
563	set_face (CFClient::Map self, int face, int texid)	1894	set_tileid (DC::Map self, int face, int tile)
		1895	CODE:
		1896	{
		1897	need_facenum (self, face); self->face2tile [face] = tile;
		1898	need_texid (self, tile);
		1899	}
		1900
		1901	void
		1902	set_smooth (DC::Map self, int face, int smooth, int level)
		1903	CODE:
		1904	{
		1905	tileid texid;
		1906	maptex *tex;
		1907
		1908	if (face < 0 || face >= self->faces)
		1909	return;
		1910
		1911	if (smooth < 0 || smooth >= self->faces)
		1912	return;
		1913
		1914	texid = self->face2tile [face];
		1915
		1916	if (!texid)
		1917	return;
		1918
		1919	tex = self->tex + texid;
		1920	tex->smoothtile = self->face2tile [smooth];
		1921	tex->smoothlevel = level;
		1922	}
		1923
		1924	void
		1925	set_texture (DC::Map self, int texid, int name, int w, int h, float s, float t, int r, int g, int b, int a)
		1926	CODE:
		1927	{
		1928	need_texid (self, texid);
		1929
		1930	{
		1931	maptex *tex = self->tex + texid;
		1932
		1933	tex->name = name;
		1934	tex->w = w;
		1935	tex->h = h;
		1936	tex->s = s;
		1937	tex->t = t;
		1938	tex->r = r;
		1939	tex->g = g;
		1940	tex->b = b;
		1941	tex->a = a;
		1942	}
		1943
		1944	// somewhat hackish, but for textures that require it, it really
		1945	// improves the look, and most others don't suffer.
		1946	glBindTexture (GL_TEXTURE_2D, name);
		1947	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1948	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1949	// use uglier nearest interpolation because linear suffers
		1950	// from transparent color bleeding and ugly wrapping effects.
		1951	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1952	}
		1953
		1954	void
		1955	expire_textures (DC::Map self, int texid, int count)
564	CODE:	1956	PPCODE:
565	{	1957	for (; texid < self->texs && count; ++texid, --count)
566	while (self->faces <= face)
567	{	1958	{
568	Append (mapface, self->face, self->faces, self->faces);	1959	maptex *tex = self->tex + texid;
569	self->faces *= 2;	1960
		1961	if (tex->name)
		1962	{
		1963	if (tex->unused)
		1964	{
		1965	tex->name = 0;
		1966	tex->unused = 0;
		1967	XPUSHs (sv_2mortal (newSViv (texid)));
		1968	}
		1969	else
		1970	tex->unused = 1;
		1971	}
570	}	1972	}
571		1973
572	self->face [face] = texid;
573	}
574
575	void
576	set_texture (CFClient::Map self, int texid, int name, int w, int h, float s, float t, int r, int g, int b, int a)
577	CODE:
578	{
579	while (self->texs <= texid)
580	{
581	Append (maptex, self->tex, self->texs, self->texs);
582	self->texs *= 2;
583	}
584
585	maptex *tex = self->tex + texid;
586
587	tex->name = name;
588	tex->w = w;
589	tex->h = h;
590	tex->s = s;
591	tex->t = t;
592	tex->r = r;
593	tex->g = g;
594	tex->b = b;
595	tex->a = a;
596	}
597
598	int	1974	int
599	ox (CFClient::Map self)	1975	ox (DC::Map self)
600	ALIAS:	1976	ALIAS:
601	oy = 1	1977	oy = 1
		1978	x = 2
		1979	y = 3
		1980	w = 4
		1981	h = 5
602	CODE:	1982	CODE:
603	switch (ix)	1983	switch (ix)
604	{	1984	{
605	case 0: RETVAL = self->ox; break;	1985	case 0: RETVAL = self->ox; break;
606	case 1: RETVAL = self->oy; break;	1986	case 1: RETVAL = self->oy; break;
		1987	case 2: RETVAL = self->x; break;
		1988	case 3: RETVAL = self->y; break;
		1989	case 4: RETVAL = self->w; break;
		1990	case 5: RETVAL = self->h; break;
607	}	1991	}
608	OUTPUT:	1992	OUTPUT:
609	RETVAL	1993	RETVAL
610		1994
611	void	1995	void
612	scroll (CFClient::Map self, int dx, int dy)	1996	scroll (DC::Map self, int dx, int dy)
613	CODE:	1997	CODE:
614	{	1998	{
615	if (dx > 0)	1999	if (dx > 0)
616	map_blank (self, self->x, self->y, dx - 1, self->h);	2000	map_blank (self, self->x, self->y, dx, self->h);
617	else if (dx < 0)	2001	else if (dx < 0)
618	map_blank (self, self->x + self->w + dx + 1, self->y, 1 - dx, self->h);	2002	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
619		2003
620	if (dy > 0)	2004	if (dy > 0)
621	map_blank (self, self->x, self->y, self->w, dy - 1);	2005	map_blank (self, self->x, self->y, self->w, dy);
622	else if (dy < 0)	2006	else if (dy < 0)
623	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, 1 - dy);	2007	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
624		2008
625	self->ox += dx; self->x += dx;	2009	self->ox += dx; self->x += dx;
626	self->oy += dy; self->y += dy;	2010	self->oy += dy; self->y += dy;
627		2011
628	while (self->y < 0)	2012	while (self->y < 0)
…		…
632	self->rows += MAP_EXTEND_Y;	2016	self->rows += MAP_EXTEND_Y;
633	self->y += MAP_EXTEND_Y;	2017	self->y += MAP_EXTEND_Y;
634	}	2018	}
635	}	2019	}
636		2020
637	void	2021	SV *
638	map1a_update (CFClient::Map self, SV *data_)	2022	map1a_update (DC::Map self, SV *data_, int extmap)
639	CODE:	2023	CODE:
640	{	2024	{
641	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);	2025	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
642	uint8_t *data_end = (uint8_t *)SvEND (data_);	2026	uint8_t *data_end = (uint8_t *)SvEND (data_);
		2027	mapcell *cell;
		2028	int x, y, z, flags;
		2029	AV *missing = newAV ();
		2030	RETVAL = newRV_noinc ((SV *)missing);
643		2031
644	while (data < data_end)	2032	while (data < data_end - 1)
645	{	2033	{
646	int flags = (data [0] << 8) + data [1]; data += 2;	2034	flags = (data [0] << 8) + data [1]; data += 2;
647		2035
648	int x = ((flags >> 10) & 63) + self->x;	2036	x = self->x + ((flags >> 10) & 63);
649	int y = ((flags >> 4) & 63) + self->y;	2037	y = self->y + ((flags >> 4) & 63);
650		2038
651	mapcell *cell = map_get_cell (self, x, y);	2039	cell = map_get_cell (self, x, y);
652		2040
653	if (flags & 15)	2041	if (flags & 15)
654	{	2042	{
655	if (cell->darkness < 0)	2043	if (!cell->darkness)
656	{	2044	{
		2045	memset (cell, 0, sizeof (*cell));
657	cell->darkness = 0;	2046	cell->darkness = 256;
658	cell->face [0] = 0;
659	cell->face [1] = 0;
660	cell->face [2] = 0;
661	}	2047	}
662		2048
663	cell->darkness = flags & 8 ? *data++ : 255;
664
665	//TODO: don't trust server data to be in-range(!)	2049	//TODO: don't trust server data to be in-range(!)
666		2050
667	if (flags & 4)	2051	if (flags & 8)
668	{	2052	{
669	cell->face [0] = self->face [(data [0] << 8) + data [1]]; data += 2;	2053	if (extmap)
		2054	{
		2055	uint8_t ext, cmd;
		2056
		2057	do
		2058	{
		2059	ext = *data++;
		2060	cmd = ext & 0x7f;
		2061
		2062	if (cmd < 4)
		2063	cell->darkness = 255 - ext * 64 + 1; /* make sure this doesn't collide with FOW_DARKNESS */
		2064	else if (cmd == 5) // health
		2065	{
		2066	cell->stat_width = 1;
		2067	cell->stat_hp = *data++;
		2068	}
		2069	else if (cmd == 6) // monster width
		2070	cell->stat_width = *data++ + 1;
		2071	else if (cmd == 0x47)
		2072	{
		2073	if (*data == 1) cell->player = data [1];
		2074	else if (*data == 2) cell->player = data [2] + (data [1] << 8);
		2075	else if (*data == 3) cell->player = data [3] + (data [2] << 8) + (data [1] << 16);
		2076	else if (*data == 4) cell->player = data [4] + (data [3] << 8) + (data [2] << 16) + (data [1] << 24);
		2077
		2078	data += *data + 1;
		2079	}
		2080	else if (cmd == 8) // cell flags
		2081	cell->flags = *data++;
		2082	else if (ext & 0x40) // unknown, multibyte => skip
		2083	data += *data + 1;
		2084	else
		2085	data++;
		2086	}
		2087	while (ext & 0x80);
		2088	}
		2089	else
		2090	cell->darkness = *data++ + 1;
670	}	2091	}
671		2092
		2093	for (z = 0; z <= 2; ++z)
672	if (flags & 2)	2094	if (flags & (4 >> z))
673	{	2095	{
674	cell->face [1] = self->face [(data [0] << 8) + data [1]]; data += 2;	2096	faceid face = (data [0] << 8) + data [1]; data += 2;
		2097	need_facenum (self, face);
		2098	cell->tile [z] = self->face2tile [face];
		2099
		2100	if (cell->tile [z])
		2101	{
		2102	maptex *tex = self->tex + cell->tile [z];
		2103	tex->unused = 0;
		2104	if (!tex->name)
		2105	av_push (missing, newSViv (cell->tile [z]));
		2106
		2107	if (tex->smoothtile)
		2108	{
		2109	maptex *smooth = self->tex + tex->smoothtile;
		2110	smooth->unused = 0;
		2111	if (!smooth->name)
		2112	av_push (missing, newSViv (tex->smoothtile));
		2113	}
		2114	}
675	}	2115	}
676
677	if (flags & 1)
678	{
679	cell->face [2] = self->face [(data [0] << 8) + data [1]]; data += 2;
680	}
681	}	2116	}
682	else	2117	else
683	cell->darkness = -1;	2118	CELL_CLEAR (cell);
684	}	2119	}
685	}	2120	}
		2121	OUTPUT:
		2122	RETVAL
686		2123
687	SV *	2124	SV *
688	mapmap (CFClient::Map self, int w, int h)	2125	mapmap (DC::Map self, int x0, int y0, int w, int h)
689	CODE:	2126	CODE:
690	{	2127	{
691	int x0, x1, x;	2128	int x1, x;
692	int y0, y1, y;	2129	int y1, y;
693	int z;	2130	int z;
694	SV *map_sv = newSV (w * h * sizeof (uint32_t));	2131	SV *map_sv = newSV (w * h * sizeof (uint32_t));
695	uint32_t *map = (uint32_t *)SvPVX (map_sv);	2132	uint32_t *map = (uint32_t *)SvPVX (map_sv);
696		2133
697	SvPOK_only (map_sv);	2134	SvPOK_only (map_sv);
698	SvCUR_set (map_sv, w * h * sizeof (uint32_t));	2135	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
699		2136
700	x0 = self->x - w / 2; x1 = x0 + w;	2137	x0 += self->x; x1 = x0 + w;
701	y0 = self->y - h / 2; y1 = y0 + h;	2138	y0 += self->y; y1 = y0 + h;
702		2139
703	for (y = y0; y < y1; y++)	2140	for (y = y0; y < y1; y++)
704	{	2141	{
705	maprow *row = 0 <= y && y < self->rows	2142	maprow *row = 0 <= y && y < self->rows
706	? self->row + y	2143	? self->row + y
707	: 0;	2144	: 0;
708		2145
709	for (x = x0; x < x1; x++)	2146	for (x = x0; x < x1; x++)
710	{	2147	{
711	int r = 32, g = 32, b = 32, a = 192;	2148	unsigned int r = 32, g = 32, b = 32, a = 192;
712		2149
713	if (row && row->c0 <= x && x < row->c1)	2150	if (row && row->c0 <= x && x < row->c1)
714	{	2151	{
715	mapcell *cell = row->col + (x - row->c0);	2152	mapcell *cell = row->col + (x - row->c0);
716		2153
717	for (z = 0; z <= 0; z++)	2154	for (z = 0; z <= 0; z++)
718	{	2155	{
719	mapface face = cell->face [z];
720
721	if (face)
722	{
723	maptex tex = self->tex [face];	2156	maptex tex = self->tex [cell->tile [z]];
724	int a0 = 255 - tex.a;	2157	int a0 = 255 - tex.a;
725	int a1 = tex.a;	2158	int a1 = tex.a;
726		2159
727	r = (r * a0 + tex.r * a1) / 255;	2160	r = div255 (r * a0 + tex.r * a1);
728	g = (g * a0 + tex.g * a1) / 255;	2161	g = div255 (g * a0 + tex.g * a1);
729	b = (b * a0 + tex.b * a1) / 255;	2162	b = div255 (b * a0 + tex.b * a1);
730	a = (a * a0 + tex.a * a1) / 255;	2163	a = div255 (a * a0 + tex.a * a1);
731	}
732	}	2164	}
733	}	2165	}
734		2166
735	*map++ = (r )	2167	*map++ = (r )
736	| (g << 8)	2168	| (g << 8)
…		…
743	}	2175	}
744	OUTPUT:	2176	OUTPUT:
745	RETVAL	2177	RETVAL
746		2178
747	void	2179	void
748	draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)	2180	draw (DC::Map self, int mx, int my, int sw, int sh, int Tw, int Th, U32 player = 0xffffffff, int sdx = 0, int sdy = 0)
		2181	CODE:
		2182	{
		2183	int x, y, z;
		2184
		2185	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		2186	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		2187	static uint8_t smooth_max[256][256]; // egad, fast and wasteful on memory (64k)
		2188	smooth_key skey;
		2189	int pl_x, pl_y;
		2190	maptex pl_tex;
		2191	rc_t *rc = rc_alloc ();
		2192	rc_t *rc_ov = rc_alloc ();
		2193	rc_key_t key;
		2194	rc_array_t *arr;
		2195
		2196	pl_tex.name = 0;
		2197
		2198	// that's current max. sorry.
		2199	if (sw > 255) sw = 255;
		2200	if (sh > 255) sh = 255;
		2201
		2202	// clear key, in case of extra padding
		2203	memset (&skey, 0, sizeof (skey));
		2204
		2205	memset (&key, 0, sizeof (key));
		2206	key.r = 255;
		2207	key.g = 255;
		2208	key.b = 255;
		2209	key.a = 255;
		2210	key.mode = GL_QUADS;
		2211	key.format = GL_T2F_V3F;
		2212
		2213	mx += self->x;
		2214	my += self->y;
		2215
		2216	// first pass: determine smooth_max
		2217	// rather ugly, if you ask me
		2218	// could also be stored inside mapcell and updated on change
		2219	memset (smooth_max, 0, sizeof (smooth_max));
		2220
		2221	for (y = 0; y < sh; y++)
		2222	if (0 <= y + my && y + my < self->rows)
		2223	{
		2224	maprow *row = self->row + (y + my);
		2225
		2226	for (x = 0; x < sw; x++)
		2227	if (row->c0 <= x + mx && x + mx < row->c1)
		2228	{
		2229	mapcell *cell = row->col + (x + mx - row->c0);
		2230
		2231	smooth_max[x + 1][y + 1] =
		2232	MAX (self->tex [cell->tile [0]].smoothlevel,
		2233	MAX (self->tex [cell->tile [1]].smoothlevel,
		2234	self->tex [cell->tile [2]].smoothlevel));
		2235	}
		2236	}
		2237
		2238	glEnable (GL_BLEND);
		2239	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2240	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2241
		2242	for (z = 0; z <= 2; z++)
		2243	{
		2244	memset (smooth_level, 0, sizeof (smooth_level));
		2245	key.texname = -1;
		2246
		2247	for (y = 0; y < sh; y++)
		2248	if (0 <= y + my && y + my < self->rows)
		2249	{
		2250	maprow *row = self->row + (y + my);
		2251
		2252	for (x = 0; x < sw; x++)
		2253	if (row->c0 <= x + mx && x + mx < row->c1)
		2254	{
		2255	mapcell *cell = row->col + (x + mx - row->c0);
		2256	tileid tile = cell->tile [z];
		2257
		2258	if (tile)
		2259	{
		2260	maptex tex = self->tex [tile];
		2261	int px, py;
		2262
		2263	if (key.texname != tex.name)
		2264	{
		2265	self->tex [tile].unused = 0;
		2266
		2267	if (!tex.name)
		2268	tex = self->tex [TEXID_NOFACE]; /* missing, replace by noface */
		2269
		2270	key.texname = tex.name;
		2271	arr = rc_array (rc, &key);
		2272	}
		2273
		2274	px = (x + 1) * Th - tex.w;
		2275	py = (y + 1) * Tw - tex.h;
		2276
		2277	if (expect_false (cell->player == player) && expect_false (z == 2))
		2278	{
		2279	pl_x = px;
		2280	pl_y = py;
		2281	pl_tex = tex;
		2282	continue;
		2283	}
		2284
		2285	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2286	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2287	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2288	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2289
		2290	// update smooth hash
		2291	if (tex.smoothtile)
		2292	{
		2293	skey.tile = tex.smoothtile;
		2294	skey.level = tex.smoothlevel;
		2295
		2296	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		2297
		2298	// add bits to current tile and all neighbours. skey.x|y is
		2299	// shifted +1|+1 so we always stay positive.
		2300
		2301	// bits is ___n cccc CCCC bbbb
		2302	// n do not draw borders&corners
		2303	// c draw these corners, but...
		2304	// C ... not these
		2305	// b draw these borders
		2306
		2307	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		2308	// ┃· ·· ·┃ ━━
		2309
		2310	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		2311	// ·· ·· ·┏ ┓·
		2312
		2313	// full tile
		2314	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		2315
		2316	// borders
		2317	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		2318	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		2319	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		2320	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		2321
		2322	// corners
		2323	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		2324	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		2325	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		2326	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		2327	}
		2328	}
		2329
		2330	if (expect_false (z == 2) && expect_false (cell->flags))
		2331	{
		2332	// overlays such as the speech bubble, probably more to come
		2333	if (cell->flags & 1)
		2334	{
		2335	rc_key_t key_ov = key;
		2336	maptex tex = self->tex [TEXID_SPEECH];
		2337	rc_array_t *arr;
		2338	int px = x * Tw + Tw * 2 / 32;
		2339	int py = y * Th - Th * 6 / 32;
		2340
		2341	key_ov.texname = tex.name;
		2342	arr = rc_array (rc_ov, &key_ov);
		2343
		2344	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2345	rc_t2f_v3f (arr, 0 , tex.t, px , py + Th, 0);
		2346	rc_t2f_v3f (arr, tex.s, tex.t, px + Tw, py + Th, 0);
		2347	rc_t2f_v3f (arr, tex.s, 0 , px + Tw, py , 0);
		2348	}
		2349	}
		2350	}
		2351	}
		2352
		2353	rc_draw (rc);
		2354	rc_clear (rc);
		2355
		2356	// go through all smoothlevels, lowest to highest, then draw.
		2357	// this is basically counting sort
		2358	{
		2359	int w, b;
		2360
		2361	glEnable (GL_TEXTURE_2D);
		2362	glBegin (GL_QUADS);
		2363	for (w = 0; w < 256 / 32; ++w)
		2364	{
		2365	uint32_t smask = smooth_level [w];
		2366	if (smask)
		2367	for (b = 0; b < 32; ++b)
		2368	if (smask & (((uint32_t)1) << b))
		2369	{
		2370	int level = (w << 5) | b;
		2371	HE *he;
		2372
		2373	hv_iterinit (smooth);
		2374	while ((he = hv_iternext (smooth)))
		2375	{
		2376	smooth_key *skey = (smooth_key *)HeKEY (he);
		2377	IV bits = SvIVX (HeVAL (he));
		2378
		2379	if (!(bits & 0x1000)
		2380	&& skey->level == level
		2381	&& level > smooth_max [skey->x][skey->y])
		2382	{
		2383	maptex tex = self->tex [skey->tile];
		2384	int px = (((int)skey->x) - 1) * Tw;
		2385	int py = (((int)skey->y) - 1) * Th;
		2386	int border = bits & 15;
		2387	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		2388	float dx = tex.s * .0625f; // 16 images/row
		2389	float dy = tex.t * .5f ; // 2 images/column
		2390
		2391	if (tex.name)
		2392	{
		2393	// this time avoiding texture state changes
		2394	// save gobs of state changes.
		2395	if (key.texname != tex.name)
		2396	{
		2397	self->tex [skey->tile].unused = 0;
		2398
		2399	glEnd ();
		2400	glBindTexture (GL_TEXTURE_2D, key.texname = tex.name);
		2401	glBegin (GL_QUADS);
		2402	}
		2403
		2404	if (border)
		2405	{
		2406	float ox = border * dx;
		2407
		2408	glTexCoord2f (ox , 0.f ); glVertex2i (px , py );
		2409	glTexCoord2f (ox , dy ); glVertex2i (px , py + Th);
		2410	glTexCoord2f (ox + dx, dy ); glVertex2i (px + Tw, py + Th);
		2411	glTexCoord2f (ox + dx, 0.f ); glVertex2i (px + Tw, py );
		2412	}
		2413
		2414	if (corner)
		2415	{
		2416	float ox = corner * dx;
		2417
		2418	glTexCoord2f (ox , dy ); glVertex2i (px , py );
		2419	glTexCoord2f (ox , dy * 2.f); glVertex2i (px , py + Th);
		2420	glTexCoord2f (ox + dx, dy * 2.f); glVertex2i (px + Tw, py + Th);
		2421	glTexCoord2f (ox + dx, dy ); glVertex2i (px + Tw, py );
		2422	}
		2423	}
		2424	}
		2425	}
		2426	}
		2427	}
		2428
		2429	glEnd ();
		2430	glDisable (GL_TEXTURE_2D);
		2431	key.texname = -1;
		2432	}
		2433
		2434	hv_clear (smooth);
		2435	}
		2436
		2437	if (pl_tex.name)
		2438	{
		2439	maptex tex = pl_tex;
		2440	int px = pl_x + sdx;
		2441	int py = pl_y + sdy;
		2442
		2443	key.texname = tex.name;
		2444	arr = rc_array (rc, &key);
		2445
		2446	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2447	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2448	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2449	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2450
		2451	rc_draw (rc);
		2452	}
		2453
		2454	rc_draw (rc_ov);
		2455	rc_clear (rc_ov);
		2456
		2457	glDisable (GL_BLEND);
		2458	rc_free (rc);
		2459	rc_free (rc_ov);
		2460
		2461	// top layer: overlays such as the health bar
		2462	for (y = 0; y < sh; y++)
		2463	if (0 <= y + my && y + my < self->rows)
		2464	{
		2465	maprow *row = self->row + (y + my);
		2466
		2467	for (x = 0; x < sw; x++)
		2468	if (row->c0 <= x + mx && x + mx < row->c1)
		2469	{
		2470	mapcell *cell = row->col + (x + mx - row->c0);
		2471
		2472	int px = x * Tw;
		2473	int py = y * Th;
		2474
		2475	if (expect_false (cell->player == player))
		2476	{
		2477	px += sdx;
		2478	py += sdy;
		2479	}
		2480
		2481	if (cell->stat_hp)
		2482	{
		2483	int width = cell->stat_width * Tw;
		2484	int thick = (sh * Th / 32 + 27) / 28 + 1 + cell->stat_width;
		2485
		2486	glColor3ub (0, 0, 0);
		2487	glRectf (px + 1, py - thick - 2,
		2488	px + width - 1, py);
		2489
		2490	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		2491	glRectf (px + 2,
		2492	py - thick - 1,
		2493	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		2494	}
		2495	}
		2496	}
		2497	}
		2498
		2499	void
		2500	draw_magicmap (DC::Map self, int w, int h, unsigned char *data)
		2501	CODE:
		2502	{
		2503	static float color[16][3] = {
		2504	{ 0.00f, 0.00f, 0.00f },
		2505	{ 1.00f, 1.00f, 1.00f },
		2506	{ 0.00f, 0.00f, 0.55f },
		2507	{ 1.00f, 0.00f, 0.00f },
		2508
		2509	{ 1.00f, 0.54f, 0.00f },
		2510	{ 0.11f, 0.56f, 1.00f },
		2511	{ 0.93f, 0.46f, 0.00f },
		2512	{ 0.18f, 0.54f, 0.34f },
		2513
		2514	{ 0.56f, 0.73f, 0.56f },
		2515	{ 0.80f, 0.80f, 0.80f },
		2516	{ 0.55f, 0.41f, 0.13f },
		2517	{ 0.99f, 0.77f, 0.26f },
		2518
		2519	{ 0.74f, 0.65f, 0.41f },
		2520
		2521	{ 0.00f, 1.00f, 1.00f },
		2522	{ 1.00f, 0.00f, 1.00f },
		2523	{ 1.00f, 1.00f, 0.00f },
		2524	};
		2525
		2526	int x, y;
		2527
		2528	glEnable (GL_TEXTURE_2D);
		2529	/* GL_REPLACE would be correct, as we don't need to modulate alpha,
		2530	* but the nvidia driver (185.18.14) mishandles alpha textures
		2531	* and takes the colour from god knows where instead of using
		2532	* Cp. MODULATE results in the same colour, but slightly different
		2533	* alpha, but atcually gives us the correct colour with nvidia.
		2534	*/
		2535	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
		2536	glEnable (GL_BLEND);
		2537	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2538	glBegin (GL_QUADS);
		2539
		2540	for (y = 0; y < h; y++)
		2541	for (x = 0; x < w; x++)
		2542	{
		2543	unsigned char m = data [x + y * w];
		2544
		2545	if (m)
		2546	{
		2547	float *c = color [m & 15];
		2548
		2549	float tx1 = m & 0x40 ? 0.5f : 0.f;
		2550	float tx2 = tx1 + 0.5f;
		2551
		2552	glColor4f (c[0], c[1], c[2], 1);
		2553	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		2554	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		2555	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		2556	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		2557	}
		2558	}
		2559
		2560	glEnd ();
		2561	glDisable (GL_BLEND);
		2562	glDisable (GL_TEXTURE_2D);
		2563	}
		2564
		2565	void
		2566	fow_texture (DC::Map self, int mx, int my, int sw, int sh)
749	PPCODE:	2567	PPCODE:
750	{	2568	{
		2569	int x, y;
751	int sw4 = (sw + 3) & ~3;	2570	int sw1 = sw + 2;
		2571	int sh1 = sh + 2;
		2572	int sh3 = sh * 3;
		2573	int sw3 = sw * 3;
752	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));	2574	SV *darkness3_sv = sv_2mortal (newSV (sw3 * sh3));
753	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);	2575	uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
		2576	uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
754	memset (darkness, 255, sw4 * sh);	2577	memset (darkness1, 0, sw1*sh1);
		2578
755	SvPOK_only (darkness_sv);	2579	SvPOK_only (darkness3_sv);
756	SvCUR_set (darkness_sv, sw4 * sh);	2580	SvCUR_set (darkness3_sv, sw3 * sh3);
757		2581
758	int vx = self->x + (self->w - sw) / 2 - shift_x;	2582	mx += self->x - 1;
759	int vy = self->y + (self->h - sh) / 2 - shift_y;	2583	my += self->y - 1;
760		2584
761	/*
762	int vx = self->vx = self->w >= sw
763	? self->x + (self->w - sw) / 2
764	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
765
766	int vy = self->vy = self->h >= sh
767	? self->y + (self->h - sh) / 2
768	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
769	*/
770
771	glColor4ub (255, 255, 255, 255);
772
773	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
774	glEnable (GL_BLEND);
775	glEnable (GL_TEXTURE_2D);
776	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
777
778	int x, y, z;
779
780	int last_name = 0;
781
782	glBegin (GL_QUADS);
783
784	for (z = 0; z < 3; z++)
785	for (y = 0; y < sh; y++)	2585	for (y = 0; y < sh1; y++)
786	if (0 <= y + vy && y + vy < self->rows)	2586	if (0 <= y + my && y + my < self->rows)
787	{	2587	{
788	maprow *row = self->row + (y + vy);	2588	maprow *row = self->row + (y + my);
789		2589
790	for (x = 0; x < sw; x++)	2590	for (x = 0; x < sw1; x++)
791	if (row->c0 <= x + vx && x + vx < row->c1)	2591	if (row->c0 <= x + mx && x + mx < row->c1)
792	{	2592	{
793	mapcell *cell = row->col + (x + vx - row->c0);	2593	mapcell *cell = row->col + (x + mx - row->c0);
794		2594
795	darkness[y * sw4 + x] = cell->darkness < 0	2595	darkness1 [y * sw1 + x] = cell->darkness
		2596	? DARKNESS_ADJUST (255 - (cell->darkness - 1))
796	? 255 - FOW_DARKNESS	2597	: DARKNESS_ADJUST (255 - FOW_DARKNESS);
797	: 255 - cell->darkness;
798
799	mapface face = cell->face [z];
800
801	if (face)
802	{
803	maptex tex = self->tex [face];
804
805	int px = (x + 1) * 32 - tex.w;
806	int py = (y + 1) * 32 - tex.h;
807
808	if (last_name != tex.name)
809	{
810	glEnd ();
811	last_name = tex.name;
812	glBindTexture (GL_TEXTURE_2D, last_name);
813	glBegin (GL_QUADS);
814	}
815
816	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
817	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
818	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
819	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
820	}
821	}	2598	}
822	}	2599	}
823		2600
824	glEnd ();	2601	for (y = 0; y < sh; ++y)
		2602	for (x = 0; x < sw; ++x)
		2603	{
		2604	uint8_t d11 = darkness1 [(y ) * sw1 + x ];
		2605	uint8_t d21 = darkness1 [(y ) * sw1 + x + 1];
		2606	uint8_t d31 = darkness1 [(y ) * sw1 + x + 2];
		2607	uint8_t d12 = darkness1 [(y + 1) * sw1 + x ];
		2608	uint8_t d22 = darkness1 [(y + 1) * sw1 + x + 1];
		2609	uint8_t d32 = darkness1 [(y + 1) * sw1 + x + 2];
		2610	uint8_t d13 = darkness1 [(y + 2) * sw1 + x ];
		2611	uint8_t d23 = darkness1 [(y + 2) * sw1 + x + 1];
		2612	uint8_t d33 = darkness1 [(y + 2) * sw1 + x + 2];
825		2613
826	glDisable (GL_TEXTURE_2D);	2614	uint8_t r11 = (d11 + d21 + d12) / 3;
827	glDisable (GL_BLEND);	2615	uint8_t r21 = d21;
		2616	uint8_t r31 = (d21 + d31 + d32) / 3;
		2617
		2618	uint8_t r12 = d12;
		2619	uint8_t r22 = d22;
		2620	uint8_t r32 = d32;
		2621
		2622	uint8_t r13 = (d13 + d23 + d12) / 3;
		2623	uint8_t r23 = d23;
		2624	uint8_t r33 = (d23 + d33 + d32) / 3;
		2625
		2626	darkness3 [(y * 3 ) * sw3 + (x * 3 )] = MAX (d22, r11);
		2627	darkness3 [(y * 3 ) * sw3 + (x * 3 + 1)] = MAX (d22, r21);
		2628	darkness3 [(y * 3 ) * sw3 + (x * 3 + 2)] = MAX (d22, r31);
		2629	darkness3 [(y * 3 + 1) * sw3 + (x * 3 )] = MAX (d22, r12);
		2630	darkness3 [(y * 3 + 1) * sw3 + (x * 3 + 1)] = MAX (d22, r22); /* this MUST be == d22 */
		2631	darkness3 [(y * 3 + 1) * sw3 + (x * 3 + 2)] = MAX (d22, r32);
		2632	darkness3 [(y * 3 + 2) * sw3 + (x * 3 )] = MAX (d22, r13);
		2633	darkness3 [(y * 3 + 2) * sw3 + (x * 3 + 1)] = MAX (d22, r23);
		2634	darkness3 [(y * 3 + 2) * sw3 + (x * 3 + 2)] = MAX (d22, r33);
		2635	}
		2636
		2637	free (darkness1);
828		2638
829	EXTEND (SP, 3);	2639	EXTEND (SP, 3);
830	PUSHs (sv_2mortal (newSViv (sw4)));	2640	PUSHs (sv_2mortal (newSViv (sw3)));
831	PUSHs (sv_2mortal (newSViv (sh)));	2641	PUSHs (sv_2mortal (newSViv (sh3)));
832	PUSHs (darkness_sv);	2642	PUSHs (darkness3_sv);
833	}	2643	}
834		2644
835	SV *	2645	SV *
836	get_rect (CFClient::Map self, int x0, int y0, int w, int h)	2646	get_rect (DC::Map self, int x0, int y0, int w, int h)
837	CODE:	2647	CODE:
838	{	2648	{
839	int x, y, x1, y1;	2649	int x, y, x1, y1;
840	SV *data_sv = newSV (w * h * 7 + 5);	2650	SV *data_sv = newSV (w * h * 7 + 5);
841	uint8_t *data = (uint8_t *)SvPVX (data_sv);	2651	uint8_t *data = (uint8_t *)SvPVX (data_sv);
…		…
843	*data++ = 0; /* version 0 format */	2653	*data++ = 0; /* version 0 format */
844	*data++ = w >> 8; *data++ = w;	2654	*data++ = w >> 8; *data++ = w;
845	*data++ = h >> 8; *data++ = h;	2655	*data++ = h >> 8; *data++ = h;
846		2656
847	// we need to do this 'cause we don't keep an absolute coord system for rows	2657	// we need to do this 'cause we don't keep an absolute coord system for rows
848	// TODO: treat rows as we treat	2658	// TODO: treat rows as we treat columns
849	map_get_row (self, y0 + self->y - self->oy);//D	2659	map_get_row (self, y0 + self->y - self->oy);//D
850	map_get_row (self, y0 + self->y - self->oy + h - 1);//D	2660	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
851		2661
852	x0 += self->x - self->ox;	2662	x0 += self->x - self->ox;
853	y0 += self->y - self->oy;	2663	y0 += self->y - self->oy;
…		…
864	for (x = x0; x < x1; x++)	2674	for (x = x0; x < x1; x++)
865	{	2675	{
866	if (row && row->c0 <= x && x < row->c1)	2676	if (row && row->c0 <= x && x < row->c1)
867	{	2677	{
868	mapcell *cell = row->col + (x - row->c0);	2678	mapcell *cell = row->col + (x - row->c0);
869
870	uint8_t flags = 0;	2679	uint8_t flags = 0;
871		2680
872	if (cell->face [0]) flags |= 1;	2681	if (cell->tile [0]) flags |= 1;
873	if (cell->face [1]) flags |= 2;	2682	if (cell->tile [1]) flags |= 2;
874	if (cell->face [2]) flags |= 4;	2683	if (cell->tile [2]) flags |= 4;
875		2684
876	*data++ = flags;	2685	*data++ = flags;
877		2686
878	if (flags & 1)	2687	if (flags & 1)
879	{	2688	{
		2689	tileid tile = cell->tile [0];
880	*data++ = cell->face [0] >> 8;	2690	*data++ = tile >> 8;
881	*data++ = cell->face [0];	2691	*data++ = tile;
882	}	2692	}
883		2693
884	if (flags & 2)	2694	if (flags & 2)
885	{	2695	{
		2696	tileid tile = cell->tile [1];
886	*data++ = cell->face [1] >> 8;	2697	*data++ = tile >> 8;
887	*data++ = cell->face [1];	2698	*data++ = tile;
888	}	2699	}
889		2700
890	if (flags & 4)	2701	if (flags & 4)
891	{	2702	{
		2703	tileid tile = cell->tile [2];
892	*data++ = cell->face [2] >> 8;	2704	*data++ = tile >> 8;
893	*data++ = cell->face [2];	2705	*data++ = tile;
894	}	2706	}
895	}	2707	}
896	else	2708	else
897	*data++ = 0;	2709	*data++ = 0;
898	}	2710	}
899	}	2711	}
900		2712
		2713	/* if size is w*h + 5 then no data has been found */
		2714	if (data - (uint8_t *)SvPVX (data_sv) != w * h + 5)
		2715	{
901	SvPOK_only (data_sv);	2716	SvPOK_only (data_sv);
902	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));	2717	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2718	}
		2719
903	RETVAL = data_sv;	2720	RETVAL = data_sv;
904	}	2721	}
905	OUTPUT:	2722	OUTPUT:
906	RETVAL	2723	RETVAL
907		2724
908	void	2725	void
909	set_rect (CFClient::Map self, int x0, int y0, uint8_t *data)	2726	set_rect (DC::Map self, int x0, int y0, SV *data_sv)
910	PPCODE:	2727	PPCODE:
911	{	2728	{
912	int x, y, z;	2729	int x, y, z;
		2730	int w, h;
913	int x1, y1;	2731	int x1, y1;
		2732	STRLEN len;
		2733	uint8_t *data, *end;
		2734
		2735	len = SvLEN (data_sv);
		2736	SvGROW (data_sv, len + 8); // reserve at least 7+ bytes more
		2737	data = SvPVbyte_nolen (data_sv);
		2738	end = data + len + 8;
		2739
		2740	if (len < 5)
		2741	XSRETURN_EMPTY;
914		2742
915	if (*data++ != 0)	2743	if (*data++ != 0)
916	return; /* version mismatch */	2744	XSRETURN_EMPTY; /* version mismatch */
917		2745
918	int w = *data++ << 8; w |= *data++;	2746	w = *data++ << 8; w |= *data++;
919	int h = *data++ << 8; h |= *data++;	2747	h = *data++ << 8; h |= *data++;
920		2748
921	// we need to do this 'cause we don't keep an absolute coord system for rows	2749	// we need to do this 'cause we don't keep an absolute coord system for rows
922	// TODO: treat rows as we treat	2750	// TODO: treat rows as we treat columns
923	map_get_row (self, y0 + self->y - self->oy);//D	2751	map_get_row (self, y0 + self->y - self->oy);//D
924	map_get_row (self, y0 + self->y - self->oy + h - 1);//D	2752	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
925		2753
926	x0 += self->x - self->ox;	2754	x0 += self->x - self->ox;
927	y0 += self->y - self->oy;	2755	y0 += self->y - self->oy;
…		…
933	{	2761	{
934	maprow *row = map_get_row (self, y);	2762	maprow *row = map_get_row (self, y);
935		2763
936	for (x = x0; x < x1; x++)	2764	for (x = x0; x < x1; x++)
937	{	2765	{
		2766	uint8_t flags;
		2767
		2768	if (data + 7 >= end)
		2769	XSRETURN_EMPTY;
		2770
938	uint8_t flags = *data++;	2771	flags = *data++;
939		2772
940	if (flags)	2773	if (flags)
941	{	2774	{
942	mapface face[3] = { 0, 0, 0 };
943
944	mapcell *cell = row_get_cell (row, x);	2775	mapcell *cell = row_get_cell (row, x);
		2776	tileid tile[3] = { 0, 0, 0 };
945		2777
946	if (flags & 1) { face[0] = *data++ << 8; face[0] |= *data++; }	2778	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
947	if (flags & 2) { face[1] = *data++ << 8; face[1] |= *data++; }	2779	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
948	if (flags & 4) { face[2] = *data++ << 8; face[2] |= *data++; }	2780	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
949		2781
950	if (cell->darkness <= 0)	2782	if (cell->darkness == 0)
951	{	2783	{
952	cell->darkness = -1;	2784	/*cell->darkness = 0;*/
		2785	EXTEND (SP, 3);
953		2786
954	for (z = 0; z <= 2; z++)	2787	for (z = 0; z <= 2; z++)
955	{	2788	{
956	cell->face[z] = face[z];	2789	tileid t = tile [z];
957		2790
958	if (face[z] && (face[z] >= self->texs || !self->tex[face [z]].name))	2791	if (t >= self->texs || (t && !self->tex [t].name))
		2792	{
959	XPUSHs (sv_2mortal (newSViv (face[z])));	2793	PUSHs (sv_2mortal (newSViv (t)));
		2794	need_texid (self, t);
		2795	}
		2796
		2797	cell->tile [z] = t;
960	}	2798	}
961	}	2799	}
962	}	2800	}
963	}	2801	}
964	}	2802	}
965	}	2803	}
966		2804
		2805	MODULE = Deliantra::Client PACKAGE = DC::RW
		2806
		2807	DC::RW
		2808	new (SV *class, SV *data_sv)
		2809	CODE:
		2810	{
		2811	STRLEN datalen;
		2812	char *data = SvPVbyte (data_sv, datalen);
		2813
		2814	RETVAL = SDL_RWFromConstMem (data, datalen);
		2815	}
		2816	OUTPUT:
		2817	RETVAL
		2818
		2819	DC::RW
		2820	new_from_file (SV *class, const char *path, const char *mode = "rb")
		2821	CODE:
		2822	RETVAL = SDL_RWFromFile (path, mode);
		2823	OUTPUT:
		2824	RETVAL
		2825
		2826	# fails on win32:
		2827	# dc.xs(2268) : error C2059: syntax error : '('
		2828	#void
		2829	#close (DC::RW self)
		2830	# CODE:
		2831	# (self->(close)) (self);
		2832
		2833	MODULE = Deliantra::Client PACKAGE = DC::Channel
		2834
		2835	PROTOTYPES: DISABLE
		2836
		2837	DC::Channel
		2838	find ()
		2839	CODE:
		2840	{
		2841	RETVAL = Mix_GroupAvailable (-1);
		2842
		2843	if (RETVAL < 0)
		2844	{
		2845	RETVAL = Mix_GroupOldest (-1);
		2846
		2847	if (RETVAL < 0)
		2848	{
		2849	// happens sometimes, maybe it just stopped playing(?)
		2850	RETVAL = Mix_GroupAvailable (-1);
		2851
		2852	if (RETVAL < 0)
		2853	XSRETURN_UNDEF;
		2854	}
		2855	else
		2856	Mix_HaltChannel (RETVAL);
		2857	}
		2858
		2859	Mix_UnregisterAllEffects (RETVAL);
		2860	Mix_Volume (RETVAL, 128);
		2861	}
		2862	OUTPUT:
		2863	RETVAL
		2864
		2865	void
		2866	halt (DC::Channel self)
		2867	CODE:
		2868	Mix_HaltChannel (self);
		2869
		2870	void
		2871	expire (DC::Channel self, int ticks = -1)
		2872	CODE:
		2873	Mix_ExpireChannel (self, ticks);
		2874
		2875	void
		2876	fade_out (DC::Channel self, int ticks = -1)
		2877	CODE:
		2878	Mix_FadeOutChannel (self, ticks);
		2879
		2880	int
		2881	volume (DC::Channel self, int volume)
		2882	CODE:
		2883	RETVAL = Mix_Volume (self, CLAMP (volume, 0, 128));
		2884	OUTPUT:
		2885	RETVAL
		2886
		2887	void
		2888	unregister_all_effects (DC::Channel self)
		2889	CODE:
		2890	Mix_UnregisterAllEffects (self);
		2891
		2892	void
		2893	set_panning (DC::Channel self, int left, int right)
		2894	CODE:
		2895	left = CLAMP (left , 0, 255);
		2896	right = CLAMP (right, 0, 255);
		2897	Mix_SetPanning (self, left, right);
		2898
		2899	void
		2900	set_distance (DC::Channel self, int distance)
		2901	CODE:
		2902	Mix_SetDistance (self, CLAMP (distance, 0, 255));
		2903
		2904	void
		2905	set_position (DC::Channel self, int angle, int distance)
		2906	CODE:
		2907
		2908	void
		2909	set_position_r (DC::Channel self, int dx, int dy, int maxdistance)
		2910	CODE:
		2911	{
		2912	int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance));
		2913	int angle = atan2f (dx, -dy) * 180.f / (float)M_PI + 360.f;
		2914	Mix_SetPosition (self, angle, CLAMP (distance, 0, 255));
		2915	}
		2916
		2917	void
		2918	set_reverse_stereo (DC::Channel self, int flip)
		2919	CODE:
		2920	Mix_SetReverseStereo (self, flip);
		2921
		2922	MODULE = Deliantra::Client PACKAGE = DC::MixChunk
		2923
		2924	PROTOTYPES: DISABLE
		2925
		2926	void
		2927	decoders ()
		2928	PPCODE:
		2929	#if SDL_MIXER_MAJOR_VERSION > 1 || SDL_MIXER_MINOR_VERSION > 2 || SDL_MIXER_PATCHLEVEL >= 10
		2930	int i, num = Mix_GetNumChunkDecoders ();
		2931	EXTEND (SP, num);
		2932	for (i = 0; i < num; ++i)
		2933	PUSHs (sv_2mortal (newSVpv (Mix_GetChunkDecoder (i), 0)));
		2934	#else
		2935	XPUSHs (sv_2mortal (newSVpv ("(sdl mixer too old)", 0)));
		2936	#endif
		2937
		2938	DC::MixChunk
		2939	new (SV *class, DC::RW rwops)
		2940	CODE:
		2941	RETVAL = Mix_LoadWAV_RW (rwops, 1);
		2942	OUTPUT:
		2943	RETVAL
		2944
		2945	void
		2946	DESTROY (DC::MixChunk self)
		2947	CODE:
		2948	Mix_FreeChunk (self);
		2949
		2950	int
		2951	volume (DC::MixChunk self, int volume = -1)
		2952	CODE:
		2953	if (items > 1)
		2954	volume = CLAMP (volume, 0, 128);
		2955	RETVAL = Mix_VolumeChunk (self, volume);
		2956	OUTPUT:
		2957	RETVAL
		2958
		2959	DC::Channel
		2960	play (DC::MixChunk self, DC::Channel channel = -1, int loops = 0, int ticks = -1)
		2961	CODE:
		2962	{
		2963	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2964
		2965	if (RETVAL < 0)
		2966	XSRETURN_UNDEF;
		2967
		2968	if (channel < 0)
		2969	{
		2970	Mix_UnregisterAllEffects (RETVAL);
		2971	Mix_Volume (RETVAL, 128);
		2972	}
		2973	}
		2974	OUTPUT:
		2975	RETVAL
		2976
		2977	MODULE = Deliantra::Client PACKAGE = DC::MixMusic
		2978
		2979	void
		2980	decoders ()
		2981	PPCODE:
		2982	#if SDL_MIXER_MAJOR_VERSION > 1 || SDL_MIXER_MINOR_VERSION > 2 || SDL_MIXER_PATCHLEVEL >= 10
		2983	int i, num = Mix_GetNumMusicDecoders ();
		2984	EXTEND (SP, num);
		2985	for (i = 0; i < num; ++i)
		2986	PUSHs (sv_2mortal (newSVpv (Mix_GetMusicDecoder (i), 0)));
		2987	#else
		2988	XPUSHs (sv_2mortal (newSVpv ("(sdl mixer too old)", 0)));
		2989	#endif
		2990
		2991	int
		2992	volume (int volume = -1)
		2993	PROTOTYPE: ;$
		2994	CODE:
		2995	if (items > 0)
		2996	volume = CLAMP (volume, 0, 128);
		2997	RETVAL = Mix_VolumeMusic (volume);
		2998	OUTPUT:
		2999	RETVAL
		3000
		3001	void
		3002	fade_out (int ms)
		3003	CODE:
		3004	Mix_FadeOutMusic (ms);
		3005
		3006	void
		3007	halt ()
		3008	CODE:
		3009	Mix_HaltMusic ();
		3010
		3011	int
		3012	playing ()
		3013	CODE:
		3014	RETVAL = Mix_PlayingMusic ();
		3015	OUTPUT:
		3016	RETVAL
		3017
		3018	DC::MixMusic
		3019	new (SV *class, DC::RW rwops)
		3020	CODE:
		3021	RETVAL = Mix_LoadMUS_RW (rwops);
		3022	OUTPUT:
		3023	RETVAL
		3024
		3025	void
		3026	DESTROY (DC::MixMusic self)
		3027	CODE:
		3028	Mix_FreeMusic (self);
		3029
		3030	int
		3031	play (DC::MixMusic self, int loops = -1)
		3032	CODE:
		3033	RETVAL = Mix_PlayMusic (self, loops);
		3034	OUTPUT:
		3035	RETVAL
		3036
		3037	void
		3038	fade_in_pos (DC::MixMusic self, int loops, int ms, double position)
		3039	CODE:
		3040	Mix_FadeInMusicPos (self, loops, ms, position);
		3041
		3042	MODULE = Deliantra::Client PACKAGE = DC::OpenGL
		3043
		3044	PROTOTYPES: ENABLE
		3045
		3046	BOOT:
		3047	{
		3048	HV *stash = gv_stashpv ("DC::OpenGL", 1);
		3049	static const struct {
		3050	const char *name;
		3051	IV iv;
		3052	} *civ, const_iv[] = {
		3053	# define const_iv(name) { # name, (IV)name }
		3054	const_iv (GL_VENDOR),
		3055	const_iv (GL_VERSION),
		3056	const_iv (GL_EXTENSIONS),
		3057	const_iv (GL_MAX_TEXTURE_UNITS),
		3058	const_iv (GL_COLOR_MATERIAL),
		3059	const_iv (GL_SMOOTH),
		3060	const_iv (GL_FLAT),
		3061	const_iv (GL_DITHER),
		3062	const_iv (GL_BLEND),
		3063	const_iv (GL_CULL_FACE),
		3064	const_iv (GL_SCISSOR_TEST),
		3065	const_iv (GL_DEPTH_TEST),
		3066	const_iv (GL_ALPHA_TEST),
		3067	const_iv (GL_NORMALIZE),
		3068	const_iv (GL_RESCALE_NORMAL),
		3069	const_iv (GL_FRONT),
		3070	const_iv (GL_BACK),
		3071	const_iv (GL_AUX0),
		3072	const_iv (GL_AND),
		3073	const_iv (GL_ONE),
		3074	const_iv (GL_ZERO),
		3075	const_iv (GL_SRC_ALPHA),
		3076	const_iv (GL_DST_ALPHA),
		3077	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		3078	const_iv (GL_ONE_MINUS_DST_ALPHA),
		3079	const_iv (GL_SRC_COLOR),
		3080	const_iv (GL_DST_COLOR),
		3081	const_iv (GL_ONE_MINUS_SRC_COLOR),
		3082	const_iv (GL_ONE_MINUS_DST_COLOR),
		3083	const_iv (GL_SRC_ALPHA_SATURATE),
		3084	const_iv (GL_RGB),
		3085	const_iv (GL_RGBA),
		3086	const_iv (GL_RGBA4),
		3087	const_iv (GL_RGBA8),
		3088	const_iv (GL_RGB5_A1),
		3089	const_iv (GL_UNSIGNED_BYTE),
		3090	const_iv (GL_UNSIGNED_SHORT),
		3091	const_iv (GL_UNSIGNED_INT),
		3092	const_iv (GL_ALPHA),
		3093	const_iv (GL_INTENSITY),
		3094	const_iv (GL_LUMINANCE),
		3095	const_iv (GL_LUMINANCE_ALPHA),
		3096	const_iv (GL_FLOAT),
		3097	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		3098	const_iv (GL_COMPRESSED_ALPHA_ARB),
		3099	const_iv (GL_COMPRESSED_LUMINANCE_ARB),
		3100	const_iv (GL_COMPRESSED_LUMINANCE_ALPHA_ARB),
		3101	const_iv (GL_COMPRESSED_INTENSITY_ARB),
		3102	const_iv (GL_COMPRESSED_RGB_ARB),
		3103	const_iv (GL_COMPRESSED_RGBA_ARB),
		3104	const_iv (GL_COMPILE),
		3105	const_iv (GL_PROXY_TEXTURE_1D),
		3106	const_iv (GL_PROXY_TEXTURE_2D),
		3107	const_iv (GL_TEXTURE_1D),
		3108	const_iv (GL_TEXTURE_2D),
		3109	const_iv (GL_TEXTURE_ENV),
		3110	const_iv (GL_TEXTURE_MAG_FILTER),
		3111	const_iv (GL_TEXTURE_MIN_FILTER),
		3112	const_iv (GL_TEXTURE_ENV_MODE),
		3113	const_iv (GL_TEXTURE_WRAP_S),
		3114	const_iv (GL_TEXTURE_WRAP_T),
		3115	const_iv (GL_REPEAT),
		3116	const_iv (GL_CLAMP),
		3117	const_iv (GL_CLAMP_TO_EDGE),
		3118	const_iv (GL_NEAREST),
		3119	const_iv (GL_LINEAR),
		3120	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		3121	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		3122	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		3123	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		3124	const_iv (GL_GENERATE_MIPMAP),
		3125	const_iv (GL_MODULATE),
		3126	const_iv (GL_DECAL),
		3127	const_iv (GL_REPLACE),
		3128	const_iv (GL_DEPTH_BUFFER_BIT),
		3129	const_iv (GL_COLOR_BUFFER_BIT),
		3130	const_iv (GL_PROJECTION),
		3131	const_iv (GL_MODELVIEW),
		3132	const_iv (GL_COLOR_LOGIC_OP),
		3133	const_iv (GL_SEPARABLE_2D),
		3134	const_iv (GL_CONVOLUTION_2D),
		3135	const_iv (GL_CONVOLUTION_BORDER_MODE),
		3136	const_iv (GL_CONSTANT_BORDER),
		3137	const_iv (GL_POINTS),
		3138	const_iv (GL_LINES),
		3139	const_iv (GL_LINE_STRIP),
		3140	const_iv (GL_LINE_LOOP),
		3141	const_iv (GL_QUADS),
		3142	const_iv (GL_QUAD_STRIP),
		3143	const_iv (GL_TRIANGLES),
		3144	const_iv (GL_TRIANGLE_STRIP),
		3145	const_iv (GL_TRIANGLE_FAN),
		3146	const_iv (GL_POLYGON),
		3147	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		3148	const_iv (GL_POINT_SMOOTH_HINT),
		3149	const_iv (GL_LINE_SMOOTH_HINT),
		3150	const_iv (GL_POLYGON_SMOOTH_HINT),
		3151	const_iv (GL_GENERATE_MIPMAP_HINT),
		3152	const_iv (GL_TEXTURE_COMPRESSION_HINT),
		3153	const_iv (GL_FASTEST),
		3154	const_iv (GL_DONT_CARE),
		3155	const_iv (GL_NICEST),
		3156	const_iv (GL_V2F),
		3157	const_iv (GL_V3F),
		3158	const_iv (GL_T2F_V3F),
		3159	const_iv (GL_T2F_N3F_V3F),
		3160	const_iv (GL_FUNC_ADD),
		3161	const_iv (GL_FUNC_SUBTRACT),
		3162	const_iv (GL_FUNC_REVERSE_SUBTRACT),
		3163	# undef const_iv
		3164	};
		3165
		3166	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
		3167	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
		3168
		3169	texture_av = newAV ();
		3170	AvREAL_off (texture_av);
		3171	}
		3172
		3173	void
		3174	disable_GL_EXT_blend_func_separate ()
		3175	CODE:
		3176	gl.BlendFuncSeparate = 0;
		3177	gl.BlendFuncSeparateEXT = 0;
		3178
		3179	void
		3180	apple_nvidia_bug (int enable)
		3181
		3182	char *
		3183	gl_vendor ()
		3184	CODE:
		3185	RETVAL = (char *)glGetString (GL_VENDOR);
		3186	OUTPUT:
		3187	RETVAL
		3188
		3189	char *
		3190	gl_version ()
		3191	CODE:
		3192	RETVAL = (char *)glGetString (GL_VERSION);
		3193	OUTPUT:
		3194	RETVAL
		3195
		3196	char *
		3197	gl_extensions ()
		3198	CODE:
		3199	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		3200	OUTPUT:
		3201	RETVAL
		3202
		3203	const char *glGetString (GLenum pname)
		3204
		3205	GLint glGetInteger (GLenum pname)
		3206	CODE:
		3207	glGetIntegerv (pname, &RETVAL);
		3208	OUTPUT:
		3209	RETVAL
		3210
		3211	GLdouble glGetDouble (GLenum pname)
		3212	CODE:
		3213	glGetDoublev (pname, &RETVAL);
		3214	OUTPUT:
		3215	RETVAL
		3216
		3217	int glGetError ()
		3218
		3219	void glFinish ()
		3220
		3221	void glFlush ()
		3222
		3223	void glClear (int mask)
		3224
		3225	void glClearColor (float r, float g, float b, float a = 1.0)
		3226	PROTOTYPE: @
		3227
		3228	void glEnable (int cap)
		3229
		3230	void glDisable (int cap)
		3231
		3232	void glShadeModel (int mode)
		3233
		3234	void glHint (int target, int mode)
		3235
		3236	void glBlendFunc (int sfactor, int dfactor)
		3237
		3238	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		3239	CODE:
		3240	gl_BlendFuncSeparate (sa, da, saa, daa);
		3241
		3242	# void glBlendEquation (int se)
		3243
		3244	void glDepthMask (int flag)
		3245
		3246	void glLogicOp (int opcode)
		3247
		3248	void glColorMask (int red, int green, int blue, int alpha)
		3249
		3250	void glMatrixMode (int mode)
		3251
		3252	void glPushMatrix ()
		3253
		3254	void glPopMatrix ()
		3255
		3256	void glLoadIdentity ()
		3257
		3258	void glDrawBuffer (int buffer)
		3259
		3260	void glReadBuffer (int buffer)
		3261
		3262	# near_ and far_ are due to microsofts buggy "c" compiler
		3263	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		3264
		3265	# near_ and far_ are due to microsofts buggy "c" compiler
		3266	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		3267
		3268	PROTOTYPES: DISABLE
		3269
		3270	void glViewport (int x, int y, int width, int height)
		3271
		3272	void glScissor (int x, int y, int width, int height)
		3273
		3274	void glTranslate (float x, float y, float z = 0.)
		3275	CODE:
		3276	glTranslatef (x, y, z);
		3277
		3278	void glScale (float x, float y, float z = 1.)
		3279	CODE:
		3280	glScalef (x, y, z);
		3281
		3282	void glRotate (float angle, float x, float y, float z)
		3283	CODE:
		3284	glRotatef (angle, x, y, z);
		3285
		3286	void glColor (float r, float g, float b, float a = 1.0)
		3287	PROTOTYPE: @
		3288	ALIAS:
		3289	glColor_premultiply = 1
		3290	CODE:
		3291	if (ix)
		3292	{
		3293	r *= a;
		3294	g *= a;
		3295	b *= a;
		3296	}
		3297	// microsoft visual "c" rounds instead of truncating...
		3298	glColor4f (r, g, b, a);
		3299
		3300	void glRasterPos (float x, float y, float z = 0.)
		3301	CODE:
		3302	glRasterPos3f (0, 0, z);
		3303	glBitmap (0, 0, 0, 0, x, y, 0);
		3304
		3305	void glVertex (float x, float y, float z = 0.)
		3306	CODE:
		3307	glVertex3f (x, y, z);
		3308
		3309	void glTexCoord (float s, float t)
		3310	CODE:
		3311	glTexCoord2f (s, t);
		3312
		3313	void glRect (float x1, float y1, float x2, float y2)
		3314	CODE:
		3315	glRectf (x1, y1, x2, y2);
		3316
		3317	void glRect_lineloop (float x1, float y1, float x2, float y2)
		3318	CODE:
		3319	glBegin (GL_LINE_LOOP);
		3320	glVertex2f (x1, y1);
		3321	glVertex2f (x2, y1);
		3322	glVertex2f (x2, y2);
		3323	glVertex2f (x1, y2);
		3324	glEnd ();
		3325
		3326	PROTOTYPES: ENABLE
		3327
		3328	void glBegin (int mode)
		3329
		3330	void glEnd ()
		3331
		3332	void glPointSize (GLfloat size)
		3333
		3334	void glLineWidth (GLfloat width)
		3335
		3336	void glInterleavedArrays (int format, int stride, char *data)
		3337
		3338	void glDrawElements (int mode, int count, int type, char *indices)
		3339
		3340	# 1.2 void glDrawRangeElements (int mode, int start, int end
		3341
		3342	void glTexEnv (int target, int pname, float param)
		3343	CODE:
		3344	glTexEnvf (target, pname, param);
		3345
		3346	void glTexParameter (int target, int pname, float param)
		3347	CODE:
		3348	glTexParameterf (target, pname, param);
		3349
		3350	void glBindTexture (int target, int name)
		3351
		3352	void glConvolutionParameter (int target, int pname, float params)
		3353	CODE:
		3354	if (gl.ConvolutionParameterf)
		3355	gl.ConvolutionParameterf (target, pname, params);
		3356
		3357	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		3358	CODE:
		3359	if (gl.ConvolutionFilter2D)
		3360	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		3361
		3362	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		3363	CODE:
		3364	if (gl.SeparableFilter2D)
		3365	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		3366
		3367	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data = 0)
		3368
		3369	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		3370
		3371	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		3372
		3373	void glPixelZoom (float x, float y)
		3374
		3375	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		3376
		3377	int glGenTexture ()
		3378	CODE:
		3379	RETVAL = gen_texture ();
		3380	OUTPUT:
		3381	RETVAL
		3382
		3383	void glDeleteTexture (int name)
		3384	CODE:
		3385	del_texture (name);
		3386
		3387	int glGenList ()
		3388	CODE:
		3389	RETVAL = glGenLists (1);
		3390	OUTPUT:
		3391	RETVAL
		3392
		3393	void glDeleteList (int list)
		3394	CODE:
		3395	glDeleteLists (list, 1);
		3396
		3397	void glNewList (int list, int mode = GL_COMPILE)
		3398
		3399	void glEndList ()
		3400
		3401	void glCallList (int list)
		3402
		3403	void c_init ()
		3404	CODE:
		3405	glPixelStorei (GL_PACK_ALIGNMENT , 1);
		3406	glPixelStorei (GL_UNPACK_ALIGNMENT, 1);
		3407
		3408	MODULE = Deliantra::Client PACKAGE = DC::UI::Base
		3409
		3410	PROTOTYPES: DISABLE
		3411
		3412	void
		3413	find_widget (SV *self, NV x, NV y)
		3414	PPCODE:
		3415	{
		3416	if (within_widget (self, x, y))
		3417	XPUSHs (self);
		3418	}
		3419
		3420	BOOT:
		3421	{
		3422	hover_gv = gv_fetchpv ("DC::UI::HOVER", 1, SVt_NV);
		3423
		3424	draw_x_gv = gv_fetchpv ("DC::UI::Base::draw_x", 1, SVt_NV);
		3425	draw_y_gv = gv_fetchpv ("DC::UI::Base::draw_y", 1, SVt_NV);
		3426	draw_w_gv = gv_fetchpv ("DC::UI::Base::draw_w", 1, SVt_NV);
		3427	draw_h_gv = gv_fetchpv ("DC::UI::Base::draw_h", 1, SVt_NV);
		3428	}
		3429
		3430	void
		3431	draw (SV *self)
		3432	CODE:
		3433	{
		3434	HV *hv;
		3435	SV **svp;
		3436	NV x, y, w, h;
		3437	SV *draw_x_sv = GvSV (draw_x_gv);
		3438	SV *draw_y_sv = GvSV (draw_y_gv);
		3439	SV *draw_w_sv = GvSV (draw_w_gv);
		3440	SV *draw_h_sv = GvSV (draw_h_gv);
		3441	double draw_x, draw_y;
		3442
		3443	if (!SvROK (self))
		3444	croak ("DC::Base::draw: %s not a reference", SvPV_nolen (self));
		3445
		3446	hv = (HV *)SvRV (self);
		3447
		3448	if (SvTYPE (hv) != SVt_PVHV)
		3449	croak ("DC::Base::draw: %s not a hashref", SvPV_nolen (self));
		3450
		3451	svp = hv_fetch (hv, "w", 1, 0); w = svp ? SvNV (*svp) : 0.;
		3452	svp = hv_fetch (hv, "h", 1, 0); h = svp ? SvNV (*svp) : 0.;
		3453
		3454	if (!h || !w)
		3455	XSRETURN_EMPTY;
		3456
		3457	svp = hv_fetch (hv, "x", 1, 0); x = svp ? SvNV (*svp) : 0.;
		3458	svp = hv_fetch (hv, "y", 1, 0); y = svp ? SvNV (*svp) : 0.;
		3459
		3460	draw_x = SvNV (draw_x_sv) + x;
		3461	draw_y = SvNV (draw_y_sv) + y;
		3462
		3463	if (draw_x + w < 0 || draw_x >= SvNV (draw_w_sv)
		3464	|| draw_y + h < 0 || draw_y >= SvNV (draw_h_sv))
		3465	XSRETURN_EMPTY;
		3466
		3467	sv_setnv (draw_x_sv, draw_x);
		3468	sv_setnv (draw_y_sv, draw_y);
		3469
		3470	glPushMatrix ();
		3471	glTranslated (x, y, 0);
		3472
		3473	if (SvROK (GvSV (hover_gv)) && SvRV (GvSV (hover_gv)) == (SV *)hv)
		3474	{
		3475	svp = hv_fetch (hv, "can_hover", sizeof ("can_hover") - 1, 0);
		3476
		3477	if (svp && SvTRUE (*svp))
		3478	{
		3479	glColor4f (1.0f * 0.2f, 0.8f * 0.2f, 0.5f * 0.2f, 0.2f);
		3480	glEnable (GL_BLEND);
		3481	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		3482	glBegin (GL_QUADS);
		3483	glVertex2f (0, 0);
		3484	glVertex2f (w, 0);
		3485	glVertex2f (w, h);
		3486	glVertex2f (0, h);
		3487	glEnd ();
		3488	glDisable (GL_BLEND);
		3489	}
		3490	}
		3491	#if 0
		3492	// draw borders, for debugging
		3493	glPushMatrix ();
		3494	glColor4f (1., 1., 0., 1.);
		3495	glTranslatef (.5, .5, 0.);
		3496	glBegin (GL_LINE_LOOP);
		3497	glVertex2f (0 , 0);
		3498	glVertex2f (w - 1, 0);
		3499	glVertex2f (w - 1, h - 1);
		3500	glVertex2f (0 , h - 1);
		3501	glEnd ();
		3502	glPopMatrix ();
		3503	#endif
		3504	PUSHMARK (SP);
		3505	XPUSHs (self);
		3506	PUTBACK;
		3507	call_method ("_draw", G_VOID | G_DISCARD);
		3508	SPAGAIN;
		3509
		3510	glPopMatrix ();
		3511
		3512	draw_x = draw_x - x; sv_setnv (draw_x_sv, draw_x);
		3513	draw_y = draw_y - y; sv_setnv (draw_y_sv, draw_y);
		3514	}
		3515

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