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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.63 by root, Mon Apr 24 06:05:33 2006 UTC vs.
Revision 1.275 by root, Thu Aug 28 00:53:53 2008 UTC

1	#ifdef _WIN32	1	#ifdef _WIN32
		2	# define WIN32_LEAN_AND_MEAN
		3	# define NTDDI_VERSION NTDDI_WIN2K // needed to get win2000 api calls
2	# include <malloc.h>	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>
3	#endif	14	#endif
4		15
5	#include "EXTERN.h"	16	#include "EXTERN.h"
6	#include "perl.h"	17	#include "perl.h"
7	#include "XSUB.h"	18	#include "XSUB.h"
8		19
		20	#ifdef _WIN32
		21	# undef pipe
		22	// microsoft vs. C
		23	# define sqrtf(x) sqrt(x)
		24	# define roundf(x) (int)(x)
		25	# define atan2f(x,y) atan2(x,y)
		26	# define M_PI 3.14159265f
		27	#endif
		28
		29	#include <assert.h>
		30	#include <math.h>
9	#include <string.h>	31	#include <string.h>
10	#include <stdio.h>	32	#include <stdio.h>
		33	#include <stdlib.h>
		34
		35	#define USE_RWOPS 1 // for SDL_mixer:LoadMUS_RW
11		36
12	#include <SDL.h>	37	#include <SDL.h>
		38	#include <SDL_thread.h>
		39	#include <SDL_endian.h>
13	#include <SDL_image.h>	40	#include <SDL_image.h>
14	#include <SDL_mixer.h>	41	#include <SDL_mixer.h>
15	#include <SDL_opengl.h>	42	#include <SDL_opengl.h>
16		43
		44	/* work around os x broken headers */
		45	#ifdef __MACOSX__
		46	typedef void (APIENTRYP PFNGLBLENDFUNCSEPARATEPROC) (GLenum sfactorRGB, GLenum dfactorRGB, GLenum sfactorAlpha, GLenum dfactorAlpha);
		47	#endif
		48
		49	#define PANGO_ENABLE_BACKEND
		50	#define G_DISABLE_CAST_CHECKS
		51
17	#include <glib/gmacros.h>	52	#include <glib/gmacros.h>
18		53
19	#include <pango/pango.h>	54	#include <pango/pango.h>
20	#include <pango/pangofc-fontmap.h>	55
21	#include <pango/pangoft2.h>	56	#ifndef PANGO_VERSION_CHECK
		57	# define PANGO_VERSION_CHECK(a,b,c) 0
		58	#endif
		59
		60	#if !PANGO_VERSION_CHECK (1, 15, 2)
		61	# define pango_layout_get_line_readonly pango_layout_get_line
		62	# define pango_layout_get_lines_readonly pango_layout_get_lines
		63	# define pango_layout_iter_get_line_readonly pango_layout_iter_get_line
		64	# define pango_layout_iter_get_run_readonly pango_layout_iter_get_run
		65	#endif
22		66
23	#ifndef _WIN32	67	#ifndef _WIN32
24	# include <sys/types.h>	68	# include <sys/types.h>
25	# include <sys/socket.h>	69	# include <sys/socket.h>
26	# include <netinet/in.h>	70	# include <netinet/in.h>
27	# include <netinet/tcp.h>	71	# include <netinet/tcp.h>
28	# include <inttypes.h>	72	# include <inttypes.h>
		73	#endif
		74
		75	#if __GNUC__ >= 4
		76	# define expect(expr,value) __builtin_expect ((expr),(value))
29	#else	77	#else
30	typedef unsigned char uint8_t;	78	# define expect(expr,value) (expr)
31	typedef unsigned short uint16_t;
32	typedef unsigned int uint32_t;
33	typedef signed char int8_t;
34	typedef signed short int16_t;
35	typedef signed int int32_t;
36	#endif	79	#endif
37		80
38	#include "glext.h"	81	#define expect_false(expr) expect ((expr) != 0, 0)
		82	#define expect_true(expr) expect ((expr) != 0, 1)
		83
		84	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
39		85
40	#define FOW_DARKNESS 32	86	#define FOW_DARKNESS 32
41		87
42	#define MAP_EXTEND_X 32	88	#define MAP_EXTEND_X 32
43	#define MAP_EXTEND_Y 512	89	#define MAP_EXTEND_Y 512
44		90
45	#define MIN_FONT_HEIGHT 10	91	#define MIN_FONT_HEIGHT 10
46		92
		93	/* mask out modifiers we are not interested in */
		94	#define MOD_MASK (KMOD_CTRL | KMOD_SHIFT | KMOD_ALT | KMOD_META)
		95
		96	static AV *texture_av;
		97
		98	static struct
		99	{
		100	#define GL_FUNC(ptr,name) ptr name;
		101	#include "glfunc.h"
		102	#undef GL_FUNC
		103	} gl;
		104
		105	static void
		106	gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		107	{
		108	if (gl.BlendFuncSeparate)
		109	gl.BlendFuncSeparate (sa, da, saa, daa);
		110	else if (gl.BlendFuncSeparateEXT)
		111	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		112	else
		113	glBlendFunc (sa, da);
		114	}
		115
		116	static GLuint
		117	gen_texture ()
		118	{
		119	GLuint name;
		120
		121	if (AvFILL (texture_av) >= 0)
		122	name = (GLuint)(size_t)av_pop (texture_av);
		123	else
		124	glGenTextures (1, &name);
		125
		126	return name;
		127	}
		128
		129	static void
		130	del_texture (GLuint name)
		131	{
		132	/* make a half-assed attempt at returning the memory used by the texture */
		133	/* textures are frequently being reused by cfplus anyway */
		134	/*glBindTexture (GL_TEXTURE_2D, name);*/
		135	/*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
		136	av_push (texture_av, (SV *)(size_t)name);
		137	glDeleteTextures (1, &name);
		138	}
		139
		140	#include "texcache.c"
		141	#include "rendercache.c"
		142
		143	#include "pango-font.c"
		144	#include "pango-fontmap.c"
		145	#include "pango-render.c"
		146
		147	typedef IV DC__Channel;
		148	typedef SDL_RWops *DC__RW;
47	typedef Mix_Chunk *CFClient__MixChunk;	149	typedef Mix_Chunk *DC__MixChunk;
48	typedef Mix_Music *CFClient__MixMusic;	150	typedef Mix_Music *DC__MixMusic;
49		151
50	typedef PangoFontDescription *CFClient__Font;	152	typedef PangoFontDescription *DC__Font;
		153
		154	static int
		155	shape_attr_p (PangoLayoutRun *run)
		156	{
		157	GSList *attrs = run->item->analysis.extra_attrs;
		158
		159	while (attrs)
		160	{
		161	PangoAttribute *attr = attrs->data;
		162
		163	if (attr->klass->type == PANGO_ATTR_SHAPE)
		164	return 1;
		165
		166	attrs = attrs->next;
		167	}
		168
		169	return 0;
		170	}
51		171
52	typedef struct cf_layout {	172	typedef struct cf_layout {
53	PangoLayout *pl;	173	PangoLayout *pl;
		174	float r, g, b, a; // default color for rgba mode
54	int base_height;	175	int base_height;
55	CFClient__Font font;	176	DC__Font font;
		177	rc_t *rc;
56	} *CFClient__Layout;	178	} *DC__Layout;
57		179
58	static CFClient__Font default_font;	180	static DC__Font default_font;
59	static PangoContext *context;	181	static PangoContext *opengl_context;
60	static PangoFontMap *fontmap;	182	static PangoFontMap *opengl_fontmap;
61		183
62	static void	184	static void
63	substitute_func (FcPattern *pattern, gpointer data)	185	substitute_func (FcPattern *pattern, gpointer data)
64	{	186	{
65	FcPatternAddBool (pattern, FC_HINTING , 1);	187	FcPatternAddBool (pattern, FC_HINTING, 1);
		188	#ifdef FC_HINT_STYLE
		189	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		190	#endif
66	FcPatternAddBool (pattern, FC_AUTOHINT, 0);	191	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
67	}	192	}
68		193
69	static void	194	static void
70	layout_update_font (CFClient__Layout self)	195	layout_update_font (DC__Layout self)
71	{	196	{
72	/* use a random scale factor to account for unknown descenders, 0.8 works	197	/* use a random scale factor to account for unknown descenders, 0.8 works
73	* reasonably well with bitstream vera	198	* reasonably well with dejavu/bistream fonts
74	*/	199	*/
75	PangoFontDescription *font = self->font ? self->font : default_font;	200	PangoFontDescription *font = self->font ? self->font : default_font;
76		201
77	pango_font_description_set_absolute_size (font,	202	pango_font_description_set_absolute_size (font,
78	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));	203	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
79		204
80	pango_layout_set_font_description (self->pl, font);	205	pango_layout_set_font_description (self->pl, font);
81	}	206	}
82		207
83	static void	208	static void
84	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	209	layout_get_pixel_size (DC__Layout self, int *w, int *h)
85	{	210	{
		211	PangoRectangle rect;
		212
		213	// get_pixel_* wrongly rounds down
86	pango_layout_get_pixel_size (self->pl, w, h);	214	pango_layout_get_extents (self->pl, 0, &rect);
87		215
88	*w = (*w + 3) & ~3;	216	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
89	if (!*w) *w = 1;	217	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
90	if (!*h) *h = 1;
91	}
92		218
		219	if (!rect.width) rect.width = 1;
		220	if (!rect.height) rect.height = 1;
		221
		222	*w = rect.width;
		223	*h = rect.height;
		224	}
		225
		226	typedef uint16_t tileid;
93	typedef uint16_t mapface;	227	typedef uint16_t faceid;
94		228
95	typedef struct {	229	typedef struct {
96	GLint name;	230	GLuint name;
97	int w, h;	231	int w, h;
98	float s, t;	232	float s, t;
99	uint8_t r, g, b, a;	233	uint8_t r, g, b, a;
		234	tileid smoothtile;
		235	uint8_t smoothlevel;
100	} maptex;	236	} maptex;
101		237
102	typedef struct {	238	typedef struct {
		239	uint32_t player;
		240	tileid tile[3];
103	int16_t darkness;	241	uint16_t darkness;
104	mapface face[3];	242	uint8_t stat_width, stat_hp, flags, smoothmax;
105	} mapcell;	243	} mapcell;
106		244
107	typedef struct {	245	typedef struct {
108	int32_t c0, c1;	246	int32_t c0, c1;
109	mapcell *col;	247	mapcell *col;
110	} maprow;	248	} maprow;
111		249
112	typedef struct map {	250	typedef struct map {
113	int x, y, w, h;	251	int x, y, w, h;
114	int ox, oy; /* offset to virtual global coordinate system */	252	int ox, oy; /* offset to virtual global coordinate system */
115	int faces;	253	int faces; tileid *face2tile; // [faceid]
116	mapface *face;	254	int texs; maptex *tex; // [tileid]
117
118	int texs;
119	maptex *tex;
120		255
121	int32_t rows;	256	int32_t rows;
122	maprow *row;	257	maprow *row;
123	} *CFClient__Map;	258	} *DC__Map;
124		259
125	static char *	260	static char *
126	prepend (char *ptr, int sze, int inc)	261	prepend (char *ptr, int sze, int inc)
127	{	262	{
128	char *p;	263	char *p;
…		…
145	}	280	}
146		281
147	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	282	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
148	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	283	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
149		284
		285	static void
		286	need_facenum (struct map *self, faceid face)
		287	{
		288	while (self->faces <= face)
		289	{
		290	Append (tileid, self->face2tile, self->faces, self->faces);
		291	self->faces *= 2;
		292	}
		293	}
		294
		295	static void
		296	need_texid (struct map *self, int texid)
		297	{
		298	while (self->texs <= texid)
		299	{
		300	Append (maptex, self->tex, self->texs, self->texs);
		301	self->texs *= 2;
		302	}
		303	}
		304
150	static maprow *	305	static maprow *
151	map_get_row (CFClient__Map self, int y)	306	map_get_row (DC__Map self, int y)
152	{	307	{
153	if (0 > y)	308	if (0 > y)
154	{	309	{
155	int extend = - y + MAP_EXTEND_Y;	310	int extend = - y + MAP_EXTEND_Y;
156	Prepend (maprow, self->row, self->rows, extend);	311	Prepend (maprow, self->row, self->rows, extend);
…		…
194		349
195	return row->col + (x - row->c0);	350	return row->col + (x - row->c0);
196	}	351	}
197		352
198	static mapcell *	353	static mapcell *
199	map_get_cell (CFClient__Map self, int x, int y)	354	map_get_cell (DC__Map self, int x, int y)
200	{	355	{
201	return row_get_cell (map_get_row (self, y), x);	356	return row_get_cell (map_get_row (self, y), x);
202	}	357	}
203		358
204	static void	359	static void
205	map_clear (CFClient__Map self)	360	map_clear (DC__Map self)
206	{	361	{
207	int r;	362	int r;
208		363
209	for (r = 0; r < self->rows; r++)	364	for (r = 0; r < self->rows; r++)
210	Safefree (self->row[r].col);	365	Safefree (self->row[r].col);
…		…
217	self->oy = 0;	372	self->oy = 0;
218	self->row = 0;	373	self->row = 0;
219	self->rows = 0;	374	self->rows = 0;
220	}	375	}
221		376
		377	#define CELL_CLEAR(cell) \
		378	do { \
		379	if ((cell)->player) \
		380	(cell)->tile [2] = 0; \
		381	(cell)->darkness = 0; \
		382	(cell)->stat_hp = 0; \
		383	(cell)->flags = 0; \
		384	(cell)->player = 0; \
		385	} while (0)
		386
222	static void	387	static void
223	map_blank (CFClient__Map self, int x0, int y0, int w, int h)	388	map_blank (DC__Map self, int x0, int y0, int w, int h)
224	{	389	{
225	int x, y;	390	int x, y;
226	maprow *row;	391	maprow *row;
		392	mapcell *cell;
227		393
228	for (y = y0; y < y0 + h; y++)	394	for (y = y0; y < y0 + h; y++)
229	if (y >= 0)	395	if (y >= 0)
230	{	396	{
231	if (y >= self->rows)	397	if (y >= self->rows)
…		…
237	if (x >= row->c0)	403	if (x >= row->c0)
238	{	404	{
239	if (x >= row->c1)	405	if (x >= row->c1)
240	break;	406	break;
241		407
242	row->col[x - row->c0].darkness = -1;	408	cell = row->col + x - row->c0;
		409
		410	CELL_CLEAR (cell);
243	}	411	}
244	}	412	}
245	}	413	}
246		414
		415	typedef struct {
		416	tileid tile;
		417	uint8_t x, y, level;
		418	} smooth_key;
		419
247	static void	420	static void
		421	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		422	{
		423	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		424
		425	if (SvIOK (*sv))
		426	SvIV_set (*sv, SvIVX (*sv) | bits);
		427	else
		428	sv_setiv (*sv, bits);
		429	}
		430
		431	static void
248	music_finished ()	432	music_finished (void)
249	{	433	{
250	SDL_UserEvent ev;	434	SDL_UserEvent ev;
251		435
252	ev.type = SDL_USEREVENT;	436	ev.type = SDL_USEREVENT;
253	ev.code = 0;	437	ev.code = 0;
…		…
255	ev.data2 = 0;	439	ev.data2 = 0;
256		440
257	SDL_PushEvent ((SDL_Event *)&ev);	441	SDL_PushEvent ((SDL_Event *)&ev);
258	}	442	}
259		443
260	MODULE = CFClient PACKAGE = CFClient	444	static void
		445	channel_finished (int channel)
		446	{
		447	SDL_UserEvent ev;
		448
		449	ev.type = SDL_USEREVENT;
		450	ev.code = 1;
		451	ev.data1 = (void *)(long)channel;
		452	ev.data2 = 0;
		453
		454	SDL_PushEvent ((SDL_Event *)&ev);
		455	}
		456
		457	static unsigned int
		458	minpot (unsigned int n)
		459	{
		460	if (!n)
		461	return 0;
		462
		463	--n;
		464
		465	n |= n >> 1;
		466	n |= n >> 2;
		467	n |= n >> 4;
		468	n |= n >> 8;
		469	n |= n >> 16;
		470
		471	return n + 1;
		472	}
		473
		474	static unsigned int
		475	popcount (unsigned int n)
		476	{
		477	n -= (n >> 1) & 0x55555555U;
		478	n = ((n >> 2) & 0x33333333U) + (n & 0x33333333U);
		479	n = ((n >> 4) + n) & 0x0f0f0f0fU;
		480	n *= 0x01010101U;
		481
		482	return n >> 24;
		483	}
		484
		485	/* SDL should provide this, really. */
		486	#define SDLK_MODIFIER_MIN 300
		487	#define SDLK_MODIFIER_MAX 314
		488
		489	/******************************************************************************/
		490
		491	static GV *draw_x_gv, *draw_y_gv, *draw_w_gv, *draw_h_gv;
		492	static GV *hover_gv;
		493
		494	static int
		495	within_widget (SV *widget, NV x, NV y)
		496	{
		497	HV *self;
		498	SV **svp;
		499	NV wx, ww, wy, wh;
		500
		501	if (!SvROK (widget))
		502	return 0;
		503
		504	self = (HV *)SvRV (widget);
		505
		506	if (SvTYPE (self) != SVt_PVHV)
		507	return 0;
		508
		509	svp = hv_fetch (self, "y", 1, 0); wy = svp ? SvNV (*svp) : 0.;
		510	if (y < wy)
		511	return 0;
		512
		513	svp = hv_fetch (self, "h", 1, 0); wh = svp ? SvNV (*svp) : 0.;
		514	if (y >= wy + wh)
		515	return 0;
		516
		517	svp = hv_fetch (self, "x", 1, 0); wx = svp ? SvNV (*svp) : 0.;
		518	if (x < wx)
		519	return 0;
		520
		521	svp = hv_fetch (self, "w", 1, 0); ww = svp ? SvNV (*svp) : 0.;
		522	if (x >= wx + ww)
		523	return 0;
		524
		525	svp = hv_fetch (self, "can_events", sizeof ("can_events") - 1, 0);
		526	if (!svp || !SvTRUE (*svp))
		527	return 0;
		528
		529	return 1;
		530	}
		531
		532	static void
		533	deliantra_main ()
		534	{
		535	char *argv[] = { 0 };
		536	call_argv ("::main", G_DISCARD | G_VOID, argv);
		537	}
		538
		539	#ifdef __MACOSX__
		540	/* to due surprising braindamage on the side of SDL design, we
		541	* do some mind-boggling hack here: SDL requires a custom main()
		542	* on OS X, so... we provide one and call the original main(), which,
		543	* due to share dlibrary magic, calls -lSDLmain's main, not perl's main,
		544	* and which calls our main (== SDL_main) back.
		545	*/
		546	extern C_LINKAGE int
		547	main (int argc, char *argv[])
		548	{
		549	deliantra_main ();
		550	}
		551
		552	#undef main
		553
		554	extern C_LINKAGE int main (int argc, char *argv[]);
		555
		556	static void
		557	SDL_braino (void)
		558	{
		559	char *argv[] = { "deliantra client", 0 };
		560	(main) (1, argv);
		561	}
		562	#else
		563	static void
		564	SDL_braino (void)
		565	{
		566	deliantra_main ();
		567	}
		568	#endif
		569
		570	MODULE = Deliantra::Client PACKAGE = DC
261		571
262	PROTOTYPES: ENABLE	572	PROTOTYPES: ENABLE
263		573
264	BOOT:	574	BOOT:
265	{	575	{
266	HV *stash = gv_stashpv ("CFClient", 1);	576	HV *stash = gv_stashpv ("DC", 1);
267	static const struct {	577	static const struct {
268	const char *name;	578	const char *name;
269	IV iv;	579	IV iv;
270	} *civ, const_iv[] = {	580	} *civ, const_iv[] = {
271	# define const_iv(name) { # name, (IV)name }	581	# define const_iv(name) { # name, (IV)name }
		582	const_iv (SDLK_MODIFIER_MIN),
		583	const_iv (SDLK_MODIFIER_MAX),
		584
272	const_iv (SDL_ACTIVEEVENT),	585	const_iv (SDL_ACTIVEEVENT),
273	const_iv (SDL_KEYDOWN),	586	const_iv (SDL_KEYDOWN),
274	const_iv (SDL_KEYUP),	587	const_iv (SDL_KEYUP),
275	const_iv (SDL_MOUSEMOTION),	588	const_iv (SDL_MOUSEMOTION),
276	const_iv (SDL_MOUSEBUTTONDOWN),	589	const_iv (SDL_MOUSEBUTTONDOWN),
…		…
285	const_iv (SDL_EVENT_RESERVEDA),	598	const_iv (SDL_EVENT_RESERVEDA),
286	const_iv (SDL_EVENT_RESERVEDB),	599	const_iv (SDL_EVENT_RESERVEDB),
287	const_iv (SDL_VIDEORESIZE),	600	const_iv (SDL_VIDEORESIZE),
288	const_iv (SDL_VIDEOEXPOSE),	601	const_iv (SDL_VIDEOEXPOSE),
289	const_iv (SDL_USEREVENT),	602	const_iv (SDL_USEREVENT),
		603
		604	const_iv (SDL_APPINPUTFOCUS),
		605	const_iv (SDL_APPMOUSEFOCUS),
		606	const_iv (SDL_APPACTIVE),
		607
		608
		609	const_iv (SDLK_UNKNOWN),
		610	const_iv (SDLK_FIRST),
		611	const_iv (SDLK_BACKSPACE),
		612	const_iv (SDLK_TAB),
		613	const_iv (SDLK_CLEAR),
		614	const_iv (SDLK_RETURN),
		615	const_iv (SDLK_PAUSE),
		616	const_iv (SDLK_ESCAPE),
		617	const_iv (SDLK_SPACE),
		618	const_iv (SDLK_EXCLAIM),
		619	const_iv (SDLK_QUOTEDBL),
		620	const_iv (SDLK_HASH),
		621	const_iv (SDLK_DOLLAR),
		622	const_iv (SDLK_AMPERSAND),
		623	const_iv (SDLK_QUOTE),
		624	const_iv (SDLK_LEFTPAREN),
		625	const_iv (SDLK_RIGHTPAREN),
		626	const_iv (SDLK_ASTERISK),
		627	const_iv (SDLK_PLUS),
		628	const_iv (SDLK_COMMA),
		629	const_iv (SDLK_MINUS),
		630	const_iv (SDLK_PERIOD),
		631	const_iv (SDLK_SLASH),
		632	const_iv (SDLK_0),
		633	const_iv (SDLK_1),
		634	const_iv (SDLK_2),
		635	const_iv (SDLK_3),
		636	const_iv (SDLK_4),
		637	const_iv (SDLK_5),
		638	const_iv (SDLK_6),
		639	const_iv (SDLK_7),
		640	const_iv (SDLK_8),
		641	const_iv (SDLK_9),
		642	const_iv (SDLK_COLON),
		643	const_iv (SDLK_SEMICOLON),
		644	const_iv (SDLK_LESS),
		645	const_iv (SDLK_EQUALS),
		646	const_iv (SDLK_GREATER),
		647	const_iv (SDLK_QUESTION),
		648	const_iv (SDLK_AT),
		649
		650	const_iv (SDLK_LEFTBRACKET),
		651	const_iv (SDLK_BACKSLASH),
		652	const_iv (SDLK_RIGHTBRACKET),
		653	const_iv (SDLK_CARET),
		654	const_iv (SDLK_UNDERSCORE),
		655	const_iv (SDLK_BACKQUOTE),
		656	const_iv (SDLK_DELETE),
		657
		658	const_iv (SDLK_FIRST),
		659	const_iv (SDLK_LAST),
290	const_iv (SDLK_KP0),	660	const_iv (SDLK_KP0),
291	const_iv (SDLK_KP1),	661	const_iv (SDLK_KP1),
292	const_iv (SDLK_KP2),	662	const_iv (SDLK_KP2),
293	const_iv (SDLK_KP3),	663	const_iv (SDLK_KP3),
294	const_iv (SDLK_KP4),	664	const_iv (SDLK_KP4),
…		…
349	const_iv (SDLK_BREAK),	719	const_iv (SDLK_BREAK),
350	const_iv (SDLK_MENU),	720	const_iv (SDLK_MENU),
351	const_iv (SDLK_POWER),	721	const_iv (SDLK_POWER),
352	const_iv (SDLK_EURO),	722	const_iv (SDLK_EURO),
353	const_iv (SDLK_UNDO),	723	const_iv (SDLK_UNDO),
		724
354	const_iv (KMOD_NONE),	725	const_iv (KMOD_NONE),
		726	const_iv (KMOD_SHIFT),
355	const_iv (KMOD_LSHIFT),	727	const_iv (KMOD_LSHIFT),
356	const_iv (KMOD_RSHIFT),	728	const_iv (KMOD_RSHIFT),
		729	const_iv (KMOD_CTRL),
357	const_iv (KMOD_LCTRL),	730	const_iv (KMOD_LCTRL),
358	const_iv (KMOD_RCTRL),	731	const_iv (KMOD_RCTRL),
		732	const_iv (KMOD_ALT),
359	const_iv (KMOD_LALT),	733	const_iv (KMOD_LALT),
360	const_iv (KMOD_RALT),	734	const_iv (KMOD_RALT),
		735	const_iv (KMOD_META),
361	const_iv (KMOD_LMETA),	736	const_iv (KMOD_LMETA),
362	const_iv (KMOD_RMETA),	737	const_iv (KMOD_RMETA),
363	const_iv (KMOD_NUM),	738	const_iv (KMOD_NUM),
364	const_iv (KMOD_CAPS),	739	const_iv (KMOD_CAPS),
365	const_iv (KMOD_MODE),	740	const_iv (KMOD_MODE),
366	const_iv (KMOD_CTRL),	741
367	const_iv (KMOD_SHIFT),	742	const_iv (MIX_DEFAULT_FORMAT),
368	const_iv (KMOD_ALT),	743
369	const_iv (KMOD_META)	744	const_iv (SDL_INIT_TIMER),
		745	const_iv (SDL_INIT_AUDIO),
		746	const_iv (SDL_INIT_VIDEO),
		747	const_iv (SDL_INIT_CDROM),
		748	const_iv (SDL_INIT_JOYSTICK),
		749	const_iv (SDL_INIT_EVERYTHING),
		750	const_iv (SDL_INIT_NOPARACHUTE),
		751	const_iv (SDL_INIT_EVENTTHREAD),
		752
		753	const_iv (SDL_GL_RED_SIZE),
		754	const_iv (SDL_GL_GREEN_SIZE),
		755	const_iv (SDL_GL_BLUE_SIZE),
		756	const_iv (SDL_GL_ALPHA_SIZE),
		757	const_iv (SDL_GL_DOUBLEBUFFER),
		758	const_iv (SDL_GL_BUFFER_SIZE),
		759	const_iv (SDL_GL_DEPTH_SIZE),
		760	const_iv (SDL_GL_STENCIL_SIZE),
		761	const_iv (SDL_GL_ACCUM_RED_SIZE),
		762	const_iv (SDL_GL_ACCUM_GREEN_SIZE),
		763	const_iv (SDL_GL_ACCUM_BLUE_SIZE),
		764	const_iv (SDL_GL_ACCUM_ALPHA_SIZE),
		765	const_iv (SDL_GL_STEREO),
		766	const_iv (SDL_GL_MULTISAMPLEBUFFERS),
		767	const_iv (SDL_GL_MULTISAMPLESAMPLES),
		768	const_iv (SDL_GL_ACCELERATED_VISUAL),
		769	const_iv (SDL_GL_SWAP_CONTROL),
		770
		771	const_iv (FOW_DARKNESS)
370	# undef const_iv	772	# undef const_iv
371	};	773	};
372		774
373	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	775	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
374	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	776	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
375		777
376	fontmap = pango_ft2_font_map_new ();	778	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
377	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	779	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
378	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);
379	}	780	}
		781
		782	void
		783	weaken (SV *rv)
		784	PROTOTYPE: $
		785	CODE:
		786	sv_rvweaken (rv);
380		787
381	int	788	int
382	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO)	789	in_destruct ()
		790	CODE:
		791	RETVAL = PL_main_cv == Nullcv;
		792	OUTPUT:
		793	RETVAL
383		794
		795	NV floor (NV x)
		796
		797	NV ceil (NV x)
		798
		799	IV minpot (UV n)
		800
		801	IV popcount (UV n)
		802
384	void	803	void
		804	pango_init ()
		805	CODE:
		806	{
		807	opengl_fontmap = pango_opengl_font_map_new ();
		808	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
		809	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
		810	/*pango_context_set_font_description (opengl_context, default_font);*/
		811	#if PANGO_VERSION_CHECK (1, 15, 2)
		812	pango_context_set_language (opengl_context, pango_language_from_string ("en"));
		813	/*pango_context_set_base_dir (opengl_context, PANGO_DIRECTION_WEAK_LTR);*/
		814	#endif
		815	}
		816
		817	char *SDL_GetError ()
		818
		819	void SDL_braino ()
		820
		821	int SDL_Init (U32 flags)
		822
		823	int SDL_InitSubSystem (U32 flags)
		824
		825	void SDL_QuitSubSystem (U32 flags)
		826
385	SDL_Quit ()	827	void SDL_Quit ()
386		828
		829	int SDL_GL_SetAttribute (int attr, int value)
		830
		831	int SDL_GL_GetAttribute (int attr)
		832	CODE:
		833	if (SDL_GL_GetAttribute (attr, &RETVAL))
		834	XSRETURN_UNDEF;
		835	OUTPUT:
		836	RETVAL
		837
387	void	838	void
388	SDL_ListModes ()	839	SDL_ListModes (int rgb, int alpha)
389	PPCODE:	840	PPCODE:
390	{	841	{
391	SDL_Rect **m;	842	SDL_Rect **m;
392		843
393	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);	844	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
394	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);	845	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
395	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);	846	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
396	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);	847	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
397		848
		849	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		850	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
		851
398	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);	852	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
399	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);	853	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
400	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);	854	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
401	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);	855	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
402		856
403	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);	857	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
404	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
405	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);	858	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
406
407	SDL_EnableUNICODE (1);
408	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
409		859
410	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);	860	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
411		861
412	if (m && m != (SDL_Rect **)-1)	862	if (m && m != (SDL_Rect **)-1)
413	while (*m)	863	while (*m)
414	{	864	{
		865	if ((*m)->w >= 400 && (*m)->h >= 300)
		866	{
415	AV *av = newAV ();	867	AV *av = newAV ();
416	av_push (av, newSViv ((*m)->w));	868	av_push (av, newSViv ((*m)->w));
417	av_push (av, newSViv ((*m)->h));	869	av_push (av, newSViv ((*m)->h));
		870	av_push (av, newSViv (rgb));
		871	av_push (av, newSViv (alpha));
418	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));	872	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		873	}
419		874
420	++m;	875	++m;
421	}	876	}
422	}	877	}
423		878
424	int	879	int
425	SDL_SetVideoMode (int w, int h, int fullscreen)	880	SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
426	CODE:	881	CODE:
		882	{
		883	SDL_EnableUNICODE (1);
		884	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		885
		886	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		887	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		888	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		889	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		890
427	RETVAL = !!SDL_SetVideoMode (	891	RETVAL = !!SDL_SetVideoMode (
428	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)	892	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
429	);	893	);
430	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");	894
		895	if (RETVAL)
		896	{
		897	av_clear (texture_av);
		898
		899	SDL_WM_SetCaption ("Deliantra MORPG Client " VERSION, "Deliantra");
		900	#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		901	#include "glfunc.h"
		902	#undef GL_FUNC
		903	}
		904	}
431	OUTPUT:	905	OUTPUT:
432	RETVAL	906	RETVAL
433		907
434	void	908	void
435	SDL_GL_SwapBuffers ()	909	SDL_GL_SwapBuffers ()
436		910
		911	char *
		912	SDL_GetKeyName (int sym)
		913
		914	int
		915	SDL_GetAppState ()
		916
		917	int
		918	SDL_GetModState ()
		919
437	void	920	void
438	SDL_PollEvent ()	921	poll_events ()
439	PPCODE:	922	PPCODE:
440	{	923	{
441	SDL_Event ev;	924	SDL_Event ev;
442		925
443	while (SDL_PollEvent (&ev))	926	SDL_PumpEvents ();
		927	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
444	{	928	{
445	HV *hv = newHV ();	929	HV *hv = newHV ();
446	hv_store (hv, "type", 4, newSViv (ev.type), 0);	930	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		931
447	switch (ev.type)	932	switch (ev.type)
448	{	933	{
449	case SDL_KEYDOWN:	934	case SDL_KEYDOWN:
450	case SDL_KEYUP:	935	case SDL_KEYUP:
451	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);	936	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
452	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);	937	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
453	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);	938	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod & MOD_MASK), 0);
		939	hv_store (hv, "cmod", 4, newSViv (SDL_GetModState () & MOD_MASK), 0); /* current mode */
454	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);	940	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
455	break;	941	break;
456		942
457	case SDL_ACTIVEEVENT:	943	case SDL_ACTIVEEVENT:
458	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);	944	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
459	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);	945	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
460	break;	946	break;
461		947
462	case SDL_MOUSEMOTION:	948	case SDL_MOUSEMOTION:
		949	{
		950	int state = ev.motion.state;
		951	int x = ev.motion.x;
		952	int y = ev.motion.y;
		953	int xrel = ev.motion.xrel;
		954	int yrel = ev.motion.yrel;
		955
		956	/* do simplistic event compression */
		957	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		958	&& state == ev.motion.state)
		959	{
		960	xrel += ev.motion.xrel;
		961	yrel += ev.motion.yrel;
		962	x = ev.motion.x;
		963	y = ev.motion.y;
		964	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		965	}
		966
		967	hv_store (hv, "mod", 3, newSViv (SDL_GetModState () & MOD_MASK), 0);
463	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);	968	hv_store (hv, "state", 5, newSViv (state), 0);
464	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);	969	hv_store (hv, "x", 1, newSViv (x), 0);
465	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);	970	hv_store (hv, "y", 1, newSViv (y), 0);
466	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);	971	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
467	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);	972	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		973	}
468	break;	974	break;
469		975
470	case SDL_MOUSEBUTTONDOWN:	976	case SDL_MOUSEBUTTONDOWN:
471	case SDL_MOUSEBUTTONUP:	977	case SDL_MOUSEBUTTONUP:
		978	hv_store (hv, "mod", 3, newSViv (SDL_GetModState () & MOD_MASK), 0);
		979
472	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);	980	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
473	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);	981	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
474	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);	982	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
475	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);	983	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		984	break;
		985
		986	case SDL_USEREVENT:
		987	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		988	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		989	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		990	break;
476	}	991	}
477		992
478	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));	993	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("DC::UI::Event", 1))));
479	}	994	}
480	}	995	}
481		996
482	int	997	int
483	Mix_OpenAudio (int frequency = 22050, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 512)	998	Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 4096)
484	POSTCALL:	999	POSTCALL:
485	Mix_HookMusicFinished (music_finished);	1000	Mix_HookMusicFinished (music_finished);
		1001	Mix_ChannelFinished (channel_finished);
		1002
		1003	void
		1004	Mix_QuerySpec ()
		1005	PPCODE:
		1006	{
		1007	int freq, channels;
		1008	Uint16 format;
		1009
		1010	if (Mix_QuerySpec (&freq, &format, &channels))
		1011	{
		1012	EXTEND (SP, 3);
		1013	PUSHs (sv_2mortal (newSViv (freq)));
		1014	PUSHs (sv_2mortal (newSViv (format)));
		1015	PUSHs (sv_2mortal (newSViv (channels)));
		1016	}
		1017	}
486		1018
487	void	1019	void
488	Mix_CloseAudio ()	1020	Mix_CloseAudio ()
489		1021
490	int	1022	int
491	Mix_AllocateChannels (int numchans = -1)	1023	Mix_AllocateChannels (int numchans = -1)
492		1024
		1025	const char *
		1026	Mix_GetError ()
		1027
493	void	1028	void
494	lowdelay (int fd, int val = 1)	1029	lowdelay (int fd, int val = 1)
495	CODE:	1030	CODE:
		1031	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		1032
		1033	void
		1034	win32_proxy_info ()
		1035	PPCODE:
		1036	{
496	#ifndef _WIN32	1037	#ifdef _WIN32
497	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	1038	char buffer[2048];
		1039	DWORD buflen;
		1040
		1041	EXTEND (SP, 3);
		1042
		1043	buflen = sizeof (buffer);
		1044	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		1045	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		1046	{
		1047	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		1048
		1049	buflen = sizeof (buffer);
		1050	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		1051	{
		1052	PUSHs (newSVpv (buffer, 0));
		1053
		1054	buflen = sizeof (buffer);
		1055	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		1056	PUSHs (newSVpv (buffer, 0));
		1057	}
		1058	}
498	#endif	1059	#endif
		1060	}
499		1061
500	char *	1062	int
501	gl_version ()	1063	add_font (char *file)
502	CODE:	1064	CODE:
503	RETVAL = (char *)glGetString (GL_VERSION);	1065	RETVAL = FcConfigAppFontAddFile (0, (const FcChar8 *)file);
504	OUTPUT:	1066	OUTPUT:
505	RETVAL	1067	RETVAL
506
507	char *
508	gl_extensions ()
509	CODE:
510	RETVAL = (char *)glGetString (GL_EXTENSIONS);
511	OUTPUT:
512	RETVAL
513
514	void
515	add_font (char *file)
516	CODE:
517	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
518		1068
519	void	1069	void
520	load_image_inline (SV *image_)	1070	load_image_inline (SV *image_)
521	ALIAS:	1071	ALIAS:
522	load_image_file = 1	1072	load_image_file = 1
…		…
525	STRLEN image_len;	1075	STRLEN image_len;
526	char *image = (char *)SvPVbyte (image_, image_len);	1076	char *image = (char *)SvPVbyte (image_, image_len);
527	SDL_Surface *surface, *surface2;	1077	SDL_Surface *surface, *surface2;
528	SDL_PixelFormat fmt;	1078	SDL_PixelFormat fmt;
529	SDL_RWops *rw = ix	1079	SDL_RWops *rw = ix
530	? SDL_RWFromFile (image, "r")	1080	? SDL_RWFromFile (image, "rb")
531	: SDL_RWFromConstMem (image, image_len);	1081	: SDL_RWFromConstMem (image, image_len);
532		1082
533	if (!rw)	1083	if (!rw)
534	croak ("load_image: %s", SDL_GetError ());	1084	croak ("load_image: %s", SDL_GetError ());
535		1085
…		…
564		1114
565	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	1115	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
566		1116
567	assert (surface2->pitch == surface2->w * 4);	1117	assert (surface2->pitch == surface2->w * 4);
568		1118
		1119	SDL_LockSurface (surface2);
569	EXTEND (SP, 5);	1120	EXTEND (SP, 6);
570	PUSHs (sv_2mortal (newSViv (surface2->w)));	1121	PUSHs (sv_2mortal (newSViv (surface2->w)));
571	PUSHs (sv_2mortal (newSViv (surface2->h)));	1122	PUSHs (sv_2mortal (newSViv (surface2->h)));
572	SDL_LockSurface (surface2);
573	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	1123	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
574	SDL_UnlockSurface (surface2);
575	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	1124	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
576	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	1125	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
577	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));	1126	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		1127	SDL_UnlockSurface (surface2);
578		1128
579	SDL_FreeSurface (surface);	1129	SDL_FreeSurface (surface);
580	SDL_FreeSurface (surface2);	1130	SDL_FreeSurface (surface2);
581	}	1131	}
582		1132
…		…
604	PUSHs (sv_2mortal (newSViv (b / y)));	1154	PUSHs (sv_2mortal (newSViv (b / y)));
605	PUSHs (sv_2mortal (newSViv (a / y)));	1155	PUSHs (sv_2mortal (newSViv (a / y)));
606	}	1156	}
607		1157
608	void	1158	void
		1159	error (char *message)
		1160	CODE:
		1161	fprintf (stderr, "ERROR: %s\n", message);
		1162	#ifdef _WIN32
		1163	MessageBox (0, message, "Deliantra Client Error", MB_OK | MB_ICONERROR);
		1164	#endif
		1165
		1166	void
609	fatal (char *message)	1167	fatal (char *message)
610	CODE:	1168	CODE:
		1169	fprintf (stderr, "FATAL: %s\n", message);
611	#ifdef _WIN32	1170	#ifdef _WIN32
612	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	1171	MessageBox (0, message, "Deliantra Client Fatal Error", MB_OK | MB_ICONERROR);
		1172	#endif
		1173	_exit (1);
		1174
		1175	void
		1176	_exit (int retval = 0)
		1177	CODE:
		1178	#ifdef WIN32
		1179	ExitThread (retval); // unclean, please beam me up
613	#else	1180	#else
614	fprintf (stderr, "FATAL: %s\n", message);	1181	_exit (retval);
615	#endif	1182	#endif
616	exit (1);
617		1183
		1184	void
		1185	debug ()
		1186	CODE:
		1187	{
		1188	#if DEBUG
		1189	VALGRIND_DO_LEAK_CHECK;
		1190	#endif
		1191	}
		1192
618	MODULE = CFClient PACKAGE = CFClient::Font	1193	MODULE = Deliantra::Client PACKAGE = DC::Font
619		1194
620	CFClient::Font	1195	PROTOTYPES: DISABLE
		1196
		1197	DC::Font
621	new_from_file (SV *class, char *path)	1198	new_from_file (SV *class, char *path, int id = 0)
622	CODE:	1199	CODE:
623	{	1200	{
624	int count;	1201	int count;
625	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, 0, 0, &count);	1202	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
626	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);	1203	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
627	FcPatternDestroy (pattern);	1204	FcPatternDestroy (pattern);
628	}	1205	}
629	OUTPUT:	1206	OUTPUT:
630	RETVAL	1207	RETVAL
631		1208
632	void	1209	void
633	DESTROY (CFClient::Font self)	1210	DESTROY (DC::Font self)
634	CODE:	1211	CODE:
635	pango_font_description_free (self);	1212	pango_font_description_free (self);
636		1213
637	void	1214	void
638	make_default (CFClient::Font self)	1215	make_default (DC::Font self)
		1216	PROTOTYPE: $
639	CODE:	1217	CODE:
640	default_font = self;	1218	default_font = self;
641		1219
642	MODULE = CFClient PACKAGE = CFClient::Layout	1220	MODULE = Deliantra::Client PACKAGE = DC::Layout
643		1221
644	CFClient::Layout	1222	PROTOTYPES: DISABLE
645	new (SV *class, int base_height = MIN_FONT_HEIGHT)	1223
		1224	void
		1225	glyph_cache_backup ()
		1226	PROTOTYPE:
		1227	CODE:
		1228	tc_backup ();
		1229
		1230	void
		1231	glyph_cache_restore ()
		1232	PROTOTYPE:
		1233	CODE:
		1234	tc_restore ();
		1235
		1236	DC::Layout
		1237	new (SV *class)
646	CODE:	1238	CODE:
647	New (0, RETVAL, 1, struct cf_layout);	1239	New (0, RETVAL, 1, struct cf_layout);
		1240
648	RETVAL->pl = pango_layout_new (context);	1241	RETVAL->pl = pango_layout_new (opengl_context);
649	RETVAL->base_height = base_height;	1242	RETVAL->r = 1.;
		1243	RETVAL->g = 1.;
		1244	RETVAL->b = 1.;
		1245	RETVAL->a = 1.;
		1246	RETVAL->base_height = MIN_FONT_HEIGHT;
650	RETVAL->font = 0;	1247	RETVAL->font = 0;
		1248	RETVAL->rc = rc_alloc ();
		1249
651	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	1250	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
652	pango_layout_set_font_description (RETVAL->pl, default_font);	1251	layout_update_font (RETVAL);
653	OUTPUT:	1252	OUTPUT:
654	RETVAL	1253	RETVAL
655		1254
656	void	1255	void
657	DESTROY (CFClient::Layout self)	1256	DESTROY (DC::Layout self)
658	CODE:	1257	CODE:
659	g_object_unref (self->pl);	1258	g_object_unref (self->pl);
		1259	rc_free (self->rc);
660	Safefree (self);	1260	Safefree (self);
661		1261
662	void	1262	void
663	set_text (CFClient::Layout self, SV *text_)	1263	set_text (DC::Layout self, SV *text_)
664	CODE:	1264	CODE:
665	{	1265	{
666	STRLEN textlen;	1266	STRLEN textlen;
667	char *text = SvPVutf8 (text_, textlen);	1267	char *text = SvPVutf8 (text_, textlen);
668		1268
669	pango_layout_set_text (self->pl, text, textlen);	1269	pango_layout_set_text (self->pl, text, textlen);
670	}	1270	}
671		1271
672	void	1272	void
673	set_markup (CFClient::Layout self, SV *text_)	1273	set_markup (DC::Layout self, SV *text_)
674	CODE:	1274	CODE:
675	{	1275	{
676	STRLEN textlen;	1276	STRLEN textlen;
677	char *text = SvPVutf8 (text_, textlen);	1277	char *text = SvPVutf8 (text_, textlen);
678		1278
679	pango_layout_set_markup (self->pl, text, textlen);	1279	pango_layout_set_markup (self->pl, text, textlen);
680	}	1280	}
681		1281
682	SV *	1282	void
683	get_text (CFClient::Layout self)	1283	set_shapes (DC::Layout self, ...)
		1284	CODE:
		1285	{
		1286	PangoAttrList *attrs = 0;
		1287	const char *text = pango_layout_get_text (self->pl);
		1288	const char *pos = text;
		1289	int arg = 4;
		1290
		1291	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		1292	{
		1293	PangoRectangle inkrect, rect;
		1294	PangoAttribute *attr;
		1295
		1296	int x = SvIV (ST (arg - 3));
		1297	int y = SvIV (ST (arg - 2));
		1298	int w = SvIV (ST (arg - 1));
		1299	int h = SvIV (ST (arg ));
		1300
		1301	inkrect.x = 0;
		1302	inkrect.y = 0;
		1303	inkrect.width = 0;
		1304	inkrect.height = 0;
		1305
		1306	rect.x = x * PANGO_SCALE;
		1307	rect.y = y * PANGO_SCALE;
		1308	rect.width = w * PANGO_SCALE;
		1309	rect.height = h * PANGO_SCALE;
		1310
		1311	if (!attrs)
		1312	attrs = pango_layout_get_attributes (self->pl);
		1313
		1314	attr = pango_attr_shape_new (&inkrect, &rect);
		1315	attr->start_index = pos - text;
		1316	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1317	pango_attr_list_insert (attrs, attr);
		1318
		1319	arg += 4;
		1320	pos += sizeof (OBJ_STR) - 1;
		1321	}
		1322
		1323	if (attrs)
		1324	pango_layout_set_attributes (self->pl, attrs);
		1325	}
		1326
		1327	void
		1328	get_shapes (DC::Layout self)
684	CODE:	1329	PPCODE:
		1330	{
		1331	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1332
		1333	do
		1334	{
		1335	PangoLayoutRun *run = pango_layout_iter_get_run_readonly (iter);
		1336
		1337	if (run && shape_attr_p (run))
		1338	{
		1339	PangoRectangle extents;
		1340	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1341
		1342	EXTEND (SP, 2);
		1343	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1344	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1345	}
		1346	}
		1347	while (pango_layout_iter_next_run (iter));
		1348
		1349	pango_layout_iter_free (iter);
		1350	}
		1351
		1352	int
		1353	has_wrapped (DC::Layout self)
		1354	CODE:
		1355	{
		1356	int lines = 1;
		1357	const char *text = pango_layout_get_text (self->pl);
		1358
		1359	while (*text)
		1360	lines += *text++ == '\n';
		1361
685	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);	1362	RETVAL = lines < pango_layout_get_line_count (self->pl);
686	SvUTF8_on (RETVAL);	1363	}
687	OUTPUT:	1364	OUTPUT:
688	RETVAL	1365	RETVAL
689		1366
		1367	SV *
		1368	get_text (DC::Layout self)
		1369	CODE:
		1370	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1371	sv_utf8_decode (RETVAL);
		1372	OUTPUT:
		1373	RETVAL
		1374
690	void	1375	void
		1376	set_foreground (DC::Layout self, float r, float g, float b, float a = 1.)
		1377	CODE:
		1378	self->r = r;
		1379	self->g = g;
		1380	self->b = b;
		1381	self->a = a;
		1382
		1383	void
691	set_font (CFClient::Layout self, CFClient::Font font = 0)	1384	set_font (DC::Layout self, DC::Font font = 0)
692	CODE:	1385	CODE:
693	if (self->font != font)	1386	if (self->font != font)
694	{	1387	{
695	self->font = font;	1388	self->font = font;
696	layout_update_font (self);	1389	layout_update_font (self);
697	}	1390	}
698		1391
699	void	1392	void
700	set_height (CFClient::Layout self, int base_height)	1393	set_height (DC::Layout self, int base_height)
701	CODE:	1394	CODE:
702	if (self->base_height != base_height)	1395	if (self->base_height != base_height)
703	{	1396	{
704	self->base_height = base_height;	1397	self->base_height = base_height;
705	layout_update_font (self);	1398	layout_update_font (self);
706	}	1399	}
707		1400
708	void	1401	void
709	set_width (CFClient::Layout self, int max_width = -1)	1402	set_width (DC::Layout self, int max_width = -1)
710	CODE:	1403	CODE:
711	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1404	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
712		1405
713	void	1406	void
		1407	set_indent (DC::Layout self, int indent)
		1408	CODE:
		1409	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1410
		1411	void
		1412	set_spacing (DC::Layout self, int spacing)
		1413	CODE:
		1414	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1415
		1416	void
		1417	set_ellipsise (DC::Layout self, int ellipsise)
		1418	CODE:
		1419	pango_layout_set_ellipsize (self->pl,
		1420	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1421	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1422	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1423	: PANGO_ELLIPSIZE_NONE
		1424	);
		1425
		1426	void
		1427	set_single_paragraph_mode (DC::Layout self, int spm)
		1428	CODE:
		1429	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1430
		1431	void
714	size (CFClient::Layout self)	1432	size (DC::Layout self)
715	PPCODE:	1433	PPCODE:
716	{	1434	{
717	int w, h;	1435	int w, h;
718		1436
719	layout_get_pixel_size (self, &w, &h);	1437	layout_get_pixel_size (self, &w, &h);
…		…
722	PUSHs (sv_2mortal (newSViv (w)));	1440	PUSHs (sv_2mortal (newSViv (w)));
723	PUSHs (sv_2mortal (newSViv (h)));	1441	PUSHs (sv_2mortal (newSViv (h)));
724	}	1442	}
725		1443
726	int	1444	int
		1445	descent (DC::Layout self)
		1446	CODE:
		1447	{
		1448	PangoRectangle rect;
		1449	PangoLayoutLine *line = pango_layout_get_line_readonly (self->pl, 0);
		1450	pango_layout_line_get_pixel_extents (line, 0, &rect);
		1451	RETVAL = PANGO_DESCENT (rect);
		1452	}
		1453	OUTPUT:
		1454	RETVAL
		1455
		1456	int
727	xy_to_index (CFClient::Layout self, int x, int y)	1457	xy_to_index (DC::Layout self, int x, int y)
728	CODE:	1458	CODE:
729	{	1459	{
730	int index, trailing;	1460	int index, trailing;
731	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1461	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
732	RETVAL = index;	1462	RETVAL = index + trailing;
733	}	1463	}
734	OUTPUT:	1464	OUTPUT:
735	RETVAL	1465	RETVAL
736		1466
737	void	1467	void
738	cursor_pos (CFClient::Layout self, int index)	1468	cursor_pos (DC::Layout self, int index)
739	PPCODE:	1469	PPCODE:
740	{	1470	{
741	PangoRectangle strong_pos;	1471	PangoRectangle pos;
742	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1472	pango_layout_get_cursor_pos (self->pl, index, &pos, 0);
743		1473
744	EXTEND (SP, 3);	1474	EXTEND (SP, 3);
745	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1475	PUSHs (sv_2mortal (newSViv (pos.x / PANGO_SCALE)));
746	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1476	PUSHs (sv_2mortal (newSViv (pos.y / PANGO_SCALE)));
747	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1477	PUSHs (sv_2mortal (newSViv (pos.height / PANGO_SCALE)));
748	}	1478	}
749		1479
750	void	1480	void
751	render (CFClient::Layout self)	1481	index_to_line_x (DC::Layout self, int index, int trailing = 0)
752	PPCODE:	1482	PPCODE:
753	{	1483	{
754	SV *retval;	1484	int line, x;
755	int w, h;
756	FT_Bitmap bitmap;
757		1485
758	layout_get_pixel_size (self, &w, &h);	1486	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
759		1487	#if !PANGO_VERSION_CHECK (1, 17, 3)
760	retval = newSV (w * h);	1488	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
761	SvPOK_only (retval);	1489	--line;
762	SvCUR_set (retval, w * h);	1490	#endif
763
764	bitmap.rows = h;
765	bitmap.width = w;
766	bitmap.pitch = w;
767	bitmap.buffer = (unsigned char*)SvPVX (retval);
768	bitmap.num_grays = 256;
769	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
770
771	memset (bitmap.buffer, 0, w * h);
772
773	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
774
775	EXTEND (SP, 3);	1491	EXTEND (SP, 2);
776	PUSHs (sv_2mortal (newSViv (w)));	1492	PUSHs (sv_2mortal (newSViv (line)));
		1493	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1494	}
		1495
		1496	void
		1497	line_x_to_index (DC::Layout self, int line, int x)
		1498	PPCODE:
		1499	{
		1500	PangoLayoutLine *lp;
		1501	int index, trailing;
		1502
		1503	if (line < 0)
		1504	XSRETURN_EMPTY;
		1505
		1506	if (!(lp = pango_layout_get_line_readonly (self->pl, line)))
		1507	XSRETURN_EMPTY; /* do better */
		1508
		1509	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1510
		1511	EXTEND (SP, 2);
		1512	if (GIMME_V == G_SCALAR)
		1513	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1514	else
		1515	{
777	PUSHs (sv_2mortal (newSViv (h)));	1516	PUSHs (sv_2mortal (newSViv (index)));
778	PUSHs (sv_2mortal (retval));	1517	PUSHs (sv_2mortal (newSViv (trailing)));
		1518	}
779	}	1519	}
780		1520
		1521	void
		1522	render (DC::Layout self, float x, float y, int flags = 0)
		1523	CODE:
		1524	rc_clear (self->rc);
		1525	pango_opengl_render_layout_subpixel (
		1526	self->pl,
		1527	self->rc,
		1528	x * PANGO_SCALE, y * PANGO_SCALE,
		1529	self->r, self->g, self->b, self->a,
		1530	flags
		1531	);
		1532	// we assume that context_change actually clears/frees stuff
		1533	// and does not do any recomputation...
		1534	pango_layout_context_changed (self->pl);
		1535
		1536	void
		1537	draw (DC::Layout self)
		1538	CODE:
		1539	{
		1540	glEnable (GL_TEXTURE_2D);
		1541	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
		1542	glEnable (GL_BLEND);
		1543	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1544	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1545	glEnable (GL_ALPHA_TEST);
		1546	glAlphaFunc (GL_GREATER, 7.f / 255.f);
		1547
		1548	rc_draw (self->rc);
		1549
		1550	glDisable (GL_ALPHA_TEST);
		1551	glDisable (GL_BLEND);
		1552	glDisable (GL_TEXTURE_2D);
		1553	}
		1554
781	MODULE = CFClient PACKAGE = CFClient::Texture	1555	MODULE = Deliantra::Client PACKAGE = DC::Texture
782		1556
		1557	PROTOTYPES: ENABLE
		1558
783	void	1559	void
		1560	pad (SV *data_, int ow, int oh, int nw, int nh)
		1561	CODE:
		1562	{
		1563	if ((nw != ow || nh != oh) && SvOK (data_))
		1564	{
		1565	STRLEN datalen;
		1566	char *data = SvPVbyte (data_, datalen);
		1567	int bpp = datalen / (ow * oh);
		1568	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1569
		1570	SvPOK_only (result_);
		1571	SvCUR_set (result_, nw * nh * bpp);
		1572
		1573	memset (SvPVX (result_), 0, nw * nh * bpp);
		1574	while (oh--)
		1575	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1576
		1577	sv_setsv (data_, result_);
		1578	}
		1579	}
		1580
		1581	void
784	draw_quad (SV *self, float x, float y, float w = 0, float h = 0)	1582	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
785	PROTOTYPE: $$$;$$	1583	PROTOTYPE: $$$;$$
		1584	ALIAS:
		1585	draw_quad_alpha = 1
		1586	draw_quad_alpha_premultiplied = 2
786	CODE:	1587	CODE:
787	{	1588	{
788	HV *hv = (HV *)SvRV (self);	1589	HV *hv = (HV *)SvRV (self);
789	float s = SvNV (*hv_fetch (hv, "s", 1, 1));	1590	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
790	float t = SvNV (*hv_fetch (hv, "t", 1, 1));	1591	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
791	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1592	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
792	int wrap_mode = SvIV (*hv_fetch (hv, "wrap_mode", 9, 1));	1593
		1594	if (name <= 0)
		1595	XSRETURN_EMPTY;
793		1596
794	if (items < 5)	1597	if (items < 5)
795	{	1598	{
796	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1599	w = SvNV (*hv_fetch (hv, "w", 1, 1));
797	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1600	h = SvNV (*hv_fetch (hv, "h", 1, 1));
798	}	1601	}
799		1602
		1603	if (ix)
		1604	{
		1605	glEnable (GL_BLEND);
		1606
		1607	if (ix == 2)
		1608	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1609	else
		1610	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1611	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1612
		1613	glEnable (GL_ALPHA_TEST);
		1614	glAlphaFunc (GL_GREATER, 0.01f);
		1615	}
		1616
800	glBindTexture (GL_TEXTURE_2D, name);	1617	glBindTexture (GL_TEXTURE_2D, name);
801	if (wrap_mode) {	1618
802	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
803	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
804	}
805	glBegin (GL_QUADS);	1619	glBegin (GL_QUADS);
806	glTexCoord2f (0, 0); glVertex2f (x , y );	1620	glTexCoord2f (0, 0); glVertex2f (x , y );
807	glTexCoord2f (0, t); glVertex2f (x , y + h);	1621	glTexCoord2f (0, t); glVertex2f (x , y + h);
808	glTexCoord2f (s, t); glVertex2f (x + w, y + h);	1622	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
809	glTexCoord2f (s, 0); glVertex2f (x + w, y );	1623	glTexCoord2f (s, 0); glVertex2f (x + w, y );
810	glEnd ();	1624	glEnd ();
811	}
812		1625
		1626	if (ix)
		1627	{
		1628	glDisable (GL_ALPHA_TEST);
		1629	glDisable (GL_BLEND);
		1630	}
		1631	}
		1632
		1633	IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
		1634	CODE:
		1635	{
		1636	GLint width;
		1637	glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
		1638	glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
		1639	RETVAL = width > 0;
		1640	}
		1641	OUTPUT:
		1642	RETVAL
		1643
813	MODULE = CFClient PACKAGE = CFClient::Map	1644	MODULE = Deliantra::Client PACKAGE = DC::Map
814		1645
815	CFClient::Map	1646	PROTOTYPES: DISABLE
816	new (SV *class, int map_width, int map_height)	1647
		1648	DC::Map
		1649	new (SV *class)
817	CODE:	1650	CODE:
818	New (0, RETVAL, 1, struct map);	1651	New (0, RETVAL, 1, struct map);
819	RETVAL->x = 0;	1652	RETVAL->x = 0;
820	RETVAL->y = 0;	1653	RETVAL->y = 0;
821	RETVAL->w = map_width;	1654	RETVAL->w = 0;
822	RETVAL->h = map_height;	1655	RETVAL->h = 0;
823	RETVAL->ox = 0;	1656	RETVAL->ox = 0;
824	RETVAL->oy = 0;	1657	RETVAL->oy = 0;
825	RETVAL->faces = 8192;	1658	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
826	Newz (0, RETVAL->face, RETVAL->faces, mapface);	1659	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
827	RETVAL->texs = 8192;
828	Newz (0, RETVAL->tex, RETVAL->texs, maptex);
829	RETVAL->rows = 0;	1660	RETVAL->rows = 0;
830	RETVAL->row = 0;	1661	RETVAL->row = 0;
831	OUTPUT:	1662	OUTPUT:
832	RETVAL	1663	RETVAL
833		1664
834	void	1665	void
835	DESTROY (CFClient::Map self)	1666	DESTROY (DC::Map self)
836	CODE:	1667	CODE:
837	{	1668	{
838	map_clear (self);	1669	map_clear (self);
839	Safefree (self->face);	1670	Safefree (self->face2tile);
		1671	Safefree (self->tex);
840	Safefree (self);	1672	Safefree (self);
841	}	1673	}
842		1674
843	void	1675	void
		1676	resize (DC::Map self, int map_width, int map_height)
		1677	CODE:
		1678	self->w = map_width;
		1679	self->h = map_height;
		1680
		1681	void
844	clear (CFClient::Map self)	1682	clear (DC::Map self)
845	CODE:	1683	CODE:
846	map_clear (self);	1684	map_clear (self);
847		1685
848	void	1686	void
849	set_face (CFClient::Map self, int face, int texid)	1687	set_tileid (DC::Map self, int face, int tile)
850	CODE:	1688	CODE:
851	{	1689	{
852	while (self->faces <= face)	1690	need_facenum (self, face); self->face2tile [face] = tile;
853	{	1691	need_texid (self, tile);
854	Append (mapface, self->face, self->faces, self->faces);
855	self->faces *= 2;
856	}
857
858	self->face [face] = texid;
859	}	1692	}
860		1693
861	void	1694	void
		1695	set_smooth (DC::Map self, int face, int smooth, int level)
		1696	CODE:
		1697	{
		1698	tileid texid;
		1699	maptex *tex;
		1700
		1701	if (face < 0 || face >= self->faces)
		1702	return;
		1703
		1704	if (smooth < 0 || smooth >= self->faces)
		1705	return;
		1706
		1707	texid = self->face2tile [face];
		1708
		1709	if (!texid)
		1710	return;
		1711
		1712	tex = self->tex + texid;
		1713	tex->smoothtile = self->face2tile [smooth];
		1714	tex->smoothlevel = level;
		1715	}
		1716
		1717	void
862	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)	1718	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)
863	CODE:	1719	CODE:
864	{	1720	{
865	while (self->texs <= texid)	1721	need_texid (self, texid);
866	{
867	Append (maptex, self->tex, self->texs, self->texs);
868	self->texs *= 2;
869	}
870		1722
871	{	1723	{
872	maptex *tex = self->tex + texid;	1724	maptex *tex = self->tex + texid;
873		1725
874	tex->name = name;	1726	tex->name = name;
…		…
879	tex->r = r;	1731	tex->r = r;
880	tex->g = g;	1732	tex->g = g;
881	tex->b = b;	1733	tex->b = b;
882	tex->a = a;	1734	tex->a = a;
883	}	1735	}
		1736
		1737	// somewhat hackish, but for textures that require it, it really
		1738	// improves the look, and most others don't suffer.
		1739	glBindTexture (GL_TEXTURE_2D, name);
		1740	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1741	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1742	// use uglier nearest interpolation because linear suffers
		1743	// from transparent color bleeding and ugly wrapping effects.
		1744	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
884	}	1745	}
885		1746
886	int	1747	int
887	ox (CFClient::Map self)	1748	ox (DC::Map self)
888	ALIAS:	1749	ALIAS:
889	oy = 1	1750	oy = 1
		1751	x = 2
		1752	y = 3
		1753	w = 4
		1754	h = 5
890	CODE:	1755	CODE:
891	switch (ix)	1756	switch (ix)
892	{	1757	{
893	case 0: RETVAL = self->ox; break;	1758	case 0: RETVAL = self->ox; break;
894	case 1: RETVAL = self->oy; break;	1759	case 1: RETVAL = self->oy; break;
		1760	case 2: RETVAL = self->x; break;
		1761	case 3: RETVAL = self->y; break;
		1762	case 4: RETVAL = self->w; break;
		1763	case 5: RETVAL = self->h; break;
895	}	1764	}
896	OUTPUT:	1765	OUTPUT:
897	RETVAL	1766	RETVAL
898		1767
899	void	1768	void
900	scroll (CFClient::Map self, int dx, int dy)	1769	scroll (DC::Map self, int dx, int dy)
901	CODE:	1770	CODE:
902	{	1771	{
903	if (dx > 0)	1772	if (dx > 0)
904	map_blank (self, self->x, self->y, dx - 1, self->h);	1773	map_blank (self, self->x, self->y, dx, self->h);
905	else if (dx < 0)	1774	else if (dx < 0)
906	map_blank (self, self->x + self->w + dx + 1, self->y, 1 - dx, self->h);	1775	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
907		1776
908	if (dy > 0)	1777	if (dy > 0)
909	map_blank (self, self->x, self->y, self->w, dy - 1);	1778	map_blank (self, self->x, self->y, self->w, dy);
910	else if (dy < 0)	1779	else if (dy < 0)
911	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, 1 - dy);	1780	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
912		1781
913	self->ox += dx; self->x += dx;	1782	self->ox += dx; self->x += dx;
914	self->oy += dy; self->y += dy;	1783	self->oy += dy; self->y += dy;
915		1784
916	while (self->y < 0)	1785	while (self->y < 0)
…		…
920	self->rows += MAP_EXTEND_Y;	1789	self->rows += MAP_EXTEND_Y;
921	self->y += MAP_EXTEND_Y;	1790	self->y += MAP_EXTEND_Y;
922	}	1791	}
923	}	1792	}
924		1793
925	void	1794	SV *
926	map1a_update (CFClient::Map self, SV *data_)	1795	map1a_update (DC::Map self, SV *data_, int extmap)
927	CODE:	1796	CODE:
928	{	1797	{
929	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);	1798	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
930	uint8_t *data_end = (uint8_t *)SvEND (data_);	1799	uint8_t *data_end = (uint8_t *)SvEND (data_);
931	mapcell *cell;	1800	mapcell *cell;
932	int x, y, flags;	1801	int x, y, z, flags;
		1802	AV *missing = newAV ();
		1803	RETVAL = newRV_noinc ((SV *)missing);
933		1804
934	while (data < data_end)	1805	while (data < data_end - 1)
935	{	1806	{
936	flags = (data [0] << 8) + data [1]; data += 2;	1807	flags = (data [0] << 8) + data [1]; data += 2;
937		1808
938	x = ((flags >> 10) & 63) + self->x;	1809	x = self->x + ((flags >> 10) & 63);
939	y = ((flags >> 4) & 63) + self->y;	1810	y = self->y + ((flags >> 4) & 63);
940		1811
941	cell = map_get_cell (self, x, y);	1812	cell = map_get_cell (self, x, y);
942		1813
943	if (flags & 15)	1814	if (flags & 15)
944	{	1815	{
945	if (cell->darkness < 0)	1816	if (!cell->darkness)
946	{	1817	{
		1818	memset (cell, 0, sizeof (*cell));
947	cell->darkness = 0;	1819	cell->darkness = 256;
948	cell->face [0] = 0;
949	cell->face [1] = 0;
950	cell->face [2] = 0;
951	}	1820	}
952		1821
953	cell->darkness = flags & 8 ? *data++ : 255;
954
955	//TODO: don't trust server data to be in-range(!)	1822	//TODO: don't trust server data to be in-range(!)
956		1823
957	if (flags & 4)	1824	if (flags & 8)
958	{	1825	{
959	cell->face [0] = self->face [(data [0] << 8) + data [1]]; data += 2;	1826	if (extmap)
		1827	{
		1828	uint8_t ext, cmd;
		1829
		1830	do
		1831	{
		1832	ext = *data++;
		1833	cmd = ext & 0x7f;
		1834
		1835	if (cmd < 4)
		1836	cell->darkness = 255 - ext * 64 + 1;
		1837	else if (cmd == 5) // health
		1838	{
		1839	cell->stat_width = 1;
		1840	cell->stat_hp = *data++;
		1841	}
		1842	else if (cmd == 6) // monster width
		1843	cell->stat_width = *data++ + 1;
		1844	else if (cmd == 0x47)
		1845	{
		1846	if (*data == 1) cell->player = data [1];
		1847	else if (*data == 2) cell->player = data [2] + (data [1] << 8);
		1848	else if (*data == 3) cell->player = data [3] + (data [2] << 8) + (data [1] << 16);
		1849	else if (*data == 4) cell->player = data [4] + (data [3] << 8) + (data [2] << 16) + (data [1] << 24);
		1850
		1851	data += *data + 1;
		1852	}
		1853	else if (cmd == 8) // cell flags
		1854	cell->flags = *data++;
		1855	else if (ext & 0x40) // unknown, multibyte => skip
		1856	data += *data + 1;
		1857	else
		1858	data++;
		1859	}
		1860	while (ext & 0x80);
		1861	}
		1862	else
		1863	cell->darkness = *data++ + 1;
960	}	1864	}
961		1865
		1866	for (z = 0; z <= 2; ++z)
962	if (flags & 2)	1867	if (flags & (4 >> z))
963	{	1868	{
964	cell->face [1] = self->face [(data [0] << 8) + data [1]]; data += 2;	1869	faceid face = (data [0] << 8) + data [1]; data += 2;
		1870	need_facenum (self, face);
		1871	cell->tile [z] = self->face2tile [face];
		1872
		1873	if (cell->tile [z])
		1874	{
		1875	maptex *tex = self->tex + cell->tile [z];
		1876	if (!tex->name)
		1877	av_push (missing, newSViv (cell->tile [z]));
		1878
		1879	if (tex->smoothtile)
		1880	{
		1881	maptex *smooth = self->tex + tex->smoothtile;
		1882	if (!smooth->name)
		1883	av_push (missing, newSViv (tex->smoothtile));
		1884	}
		1885	}
965	}	1886	}
966
967	if (flags & 1)
968	{
969	cell->face [2] = self->face [(data [0] << 8) + data [1]]; data += 2;
970	}
971	}	1887	}
972	else	1888	else
973	cell->darkness = -1;	1889	CELL_CLEAR (cell);
974	}	1890	}
975	}	1891	}
		1892	OUTPUT:
		1893	RETVAL
976		1894
977	SV *	1895	SV *
978	mapmap (CFClient::Map self, int x0, int y0, int w, int h)	1896	mapmap (DC::Map self, int x0, int y0, int w, int h)
979	CODE:	1897	CODE:
980	{	1898	{
981	int x1, x;	1899	int x1, x;
982	int y1, y;	1900	int y1, y;
983	int z;	1901	int z;
…		…
1004	{	1922	{
1005	mapcell *cell = row->col + (x - row->c0);	1923	mapcell *cell = row->col + (x - row->c0);
1006		1924
1007	for (z = 0; z <= 0; z++)	1925	for (z = 0; z <= 0; z++)
1008	{	1926	{
1009	mapface face = cell->face [z];
1010
1011	if (face)
1012	{
1013	maptex tex = self->tex [face];	1927	maptex tex = self->tex [cell->tile [z]];
1014	int a0 = 255 - tex.a;	1928	int a0 = 255 - tex.a;
1015	int a1 = tex.a;	1929	int a1 = tex.a;
1016		1930
1017	r = (r * a0 + tex.r * a1) / 255;	1931	r = (r * a0 + tex.r * a1) / 255;
1018	g = (g * a0 + tex.g * a1) / 255;	1932	g = (g * a0 + tex.g * a1) / 255;
1019	b = (b * a0 + tex.b * a1) / 255;	1933	b = (b * a0 + tex.b * a1) / 255;
1020	a = (a * a0 + tex.a * a1) / 255;	1934	a = (a * a0 + tex.a * a1) / 255;
1021	}
1022	}	1935	}
1023	}	1936	}
1024		1937
1025	*map++ = (r )	1938	*map++ = (r )
1026	| (g << 8)	1939	| (g << 8)
…		…
1033	}	1946	}
1034	OUTPUT:	1947	OUTPUT:
1035	RETVAL	1948	RETVAL
1036		1949
1037	void	1950	void
1038	draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)	1951	draw (DC::Map self, int mx, int my, int sw, int sh, int T, U32 player = 0xffffffff, int sdx = 0, int sdy = 0)
		1952	CODE:
		1953	{
		1954	int x, y, z;
		1955
		1956	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1957	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1958	static uint8_t smooth_max[256][256]; // egad, fast and wasteful on memory (64k)
		1959	smooth_key skey;
		1960	int pl_x, pl_y;
		1961	maptex pl_tex;
		1962	rc_t *rc = rc_alloc ();
		1963	rc_key_t key;
		1964	rc_array_t *arr;
		1965
		1966	pl_tex.name = 0;
		1967
		1968	// thats current max. sorry.
		1969	if (sw > 255) sw = 255;
		1970	if (sh > 255) sh = 255;
		1971
		1972	// clear key, in case of extra padding
		1973	memset (&skey, 0, sizeof (skey));
		1974
		1975	memset (&key, 0, sizeof (key));
		1976	key.r = 255;
		1977	key.g = 255;
		1978	key.b = 255;
		1979	key.a = 255;
		1980	key.mode = GL_QUADS;
		1981	key.format = GL_T2F_V3F;
		1982	key.texname = -1;
		1983
		1984	mx += self->x;
		1985	my += self->y;
		1986
		1987	// first pass: determine smooth_max
		1988	// rather ugly, if you ask me
		1989	// could also be stored inside mapcell and updated on change
		1990	memset (smooth_max, 0, sizeof (smooth_max));
		1991
		1992	for (y = 0; y < sh; y++)
		1993	if (0 <= y + my && y + my < self->rows)
		1994	{
		1995	maprow *row = self->row + (y + my);
		1996
		1997	for (x = 0; x < sw; x++)
		1998	if (row->c0 <= x + mx && x + mx < row->c1)
		1999	{
		2000	mapcell *cell = row->col + (x + mx - row->c0);
		2001
		2002	smooth_max[x + 1][y + 1] =
		2003	MAX (self->tex [cell->tile [0]].smoothlevel,
		2004	MAX (self->tex [cell->tile [1]].smoothlevel,
		2005	self->tex [cell->tile [2]].smoothlevel));
		2006	}
		2007	}
		2008
		2009	glEnable (GL_BLEND);
		2010	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2011	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2012
		2013	for (z = 0; z <= 2; z++)
		2014	{
		2015	memset (smooth_level, 0, sizeof (smooth_level));
		2016
		2017	for (y = 0; y < sh; y++)
		2018	if (0 <= y + my && y + my < self->rows)
		2019	{
		2020	maprow *row = self->row + (y + my);
		2021
		2022	for (x = 0; x < sw; x++)
		2023	if (row->c0 <= x + mx && x + mx < row->c1)
		2024	{
		2025	mapcell *cell = row->col + (x + mx - row->c0);
		2026	tileid tile = cell->tile [z];
		2027
		2028	if (tile)
		2029	{
		2030	maptex tex = self->tex [tile];
		2031	int px = (x + 1) * T - tex.w;
		2032	int py = (y + 1) * T - tex.h;
		2033
		2034	if (key.texname != tex.name)
		2035	{
		2036	if (!tex.name)
		2037	tex = self->tex [2]; /* missing, replace by noface */
		2038
		2039	key.texname = tex.name;
		2040	arr = rc_array (rc, &key);
		2041	}
		2042
		2043	if (expect_false (cell->player == player) && expect_false (z == 2))
		2044	{
		2045	pl_x = px;
		2046	pl_y = py;
		2047	pl_tex = tex;
		2048	continue;
		2049	}
		2050
		2051	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2052	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2053	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2054	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2055
		2056	if (expect_false (cell->flags) && expect_false (z == 2))
		2057	{
		2058	// overlays such as the speech bubble, probably more to come
		2059	if (cell->flags & 1)
		2060	{
		2061	maptex tex = self->tex [1];
		2062	int px = x * T + T * 2 / 32;
		2063	int py = y * T - T * 6 / 32;
		2064
		2065	if (tex.name)
		2066	{
		2067	if (key.texname != tex.name)
		2068	{
		2069	key.texname = tex.name;
		2070	arr = rc_array (rc, &key);
		2071	}
		2072
		2073	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2074	rc_t2f_v3f (arr, 0 , tex.t, px , py + T, 0);
		2075	rc_t2f_v3f (arr, tex.s, tex.t, px + T, py + T, 0);
		2076	rc_t2f_v3f (arr, tex.s, 0 , px + T, py , 0);
		2077	}
		2078	}
		2079	}
		2080
		2081	// update smooth hash
		2082	if (tex.smoothtile)
		2083	{
		2084	skey.tile = tex.smoothtile;
		2085	skey.level = tex.smoothlevel;
		2086
		2087	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		2088
		2089	// add bits to current tile and all neighbours. skey.x|y is
		2090	// shifted +1|+1 so we always stay positive.
		2091
		2092	// bits is ___n cccc CCCC bbbb
		2093	// n do not draw borders&corners
		2094	// c draw these corners, but...
		2095	// C ... not these
		2096	// b draw these borders
		2097
		2098	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		2099	// ┃· ·· ·┃ ━━
		2100
		2101	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		2102	// ·· ·· ·┏ ┓·
		2103
		2104	// full tile
		2105	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		2106
		2107	// borders
		2108	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		2109	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		2110	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		2111	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		2112
		2113	// corners
		2114	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		2115	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		2116	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		2117	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		2118	}
		2119	}
		2120	}
		2121	}
		2122
		2123	rc_draw (rc);
		2124	rc_clear (rc);
		2125
		2126	// go through all smoothlevels, lowest to highest, then draw.
		2127	// this is basically counting sort
		2128	{
		2129	int w, b;
		2130
		2131	glEnable (GL_TEXTURE_2D);
		2132	glBegin (GL_QUADS);
		2133	for (w = 0; w < 256 / 32; ++w)
		2134	{
		2135	uint32_t smask = smooth_level [w];
		2136	if (smask)
		2137	for (b = 0; b < 32; ++b)
		2138	if (smask & (((uint32_t)1) << b))
		2139	{
		2140	int level = (w << 5) | b;
		2141	HE *he;
		2142
		2143	hv_iterinit (smooth);
		2144	while ((he = hv_iternext (smooth)))
		2145	{
		2146	smooth_key *skey = (smooth_key *)HeKEY (he);
		2147	IV bits = SvIVX (HeVAL (he));
		2148
		2149	if (!(bits & 0x1000)
		2150	&& skey->level == level
		2151	&& level > smooth_max [skey->x][skey->y])
		2152	{
		2153	maptex tex = self->tex [skey->tile];
		2154	int px = (((int)skey->x) - 1) * T;
		2155	int py = (((int)skey->y) - 1) * T;
		2156	int border = bits & 15;
		2157	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		2158	float dx = tex.s * .0625f; // 16 images/row
		2159	float dy = tex.t * .5f ; // 2 images/column
		2160
		2161	if (tex.name)
		2162	{
		2163	// this time avoiding texture state changes
		2164	// save gobs of state changes.
		2165	if (key.texname != tex.name)
		2166	{
		2167	glEnd ();
		2168	glBindTexture (GL_TEXTURE_2D, key.texname = tex.name);
		2169	glBegin (GL_QUADS);
		2170	}
		2171
		2172	if (border)
		2173	{
		2174	float ox = border * dx;
		2175
		2176	glTexCoord2f (ox , 0.f ); glVertex2i (px , py );
		2177	glTexCoord2f (ox , dy ); glVertex2i (px , py + T);
		2178	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py + T);
		2179	glTexCoord2f (ox + dx, 0.f ); glVertex2i (px + T, py );
		2180	}
		2181
		2182	if (corner)
		2183	{
		2184	float ox = corner * dx;
		2185
		2186	glTexCoord2f (ox , dy ); glVertex2i (px , py );
		2187	glTexCoord2f (ox , dy * 2.f); glVertex2i (px , py + T);
		2188	glTexCoord2f (ox + dx, dy * 2.f); glVertex2i (px + T, py + T);
		2189	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py );
		2190	}
		2191	}
		2192	}
		2193	}
		2194	}
		2195	}
		2196
		2197	glEnd ();
		2198	glDisable (GL_TEXTURE_2D);
		2199	key.texname = -1;
		2200	}
		2201
		2202	hv_clear (smooth);
		2203	}
		2204
		2205	if (pl_tex.name)
		2206	{
		2207	maptex tex = pl_tex;
		2208	int px = pl_x + sdx;
		2209	int py = pl_y + sdy;
		2210
		2211	key.texname = tex.name;
		2212	arr = rc_array (rc, &key);
		2213
		2214	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2215	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2216	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2217	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2218
		2219	rc_draw (rc);
		2220	}
		2221
		2222	glDisable (GL_BLEND);
		2223	rc_free (rc);
		2224
		2225	// top layer: overlays such as the health bar
		2226	for (y = 0; y < sh; y++)
		2227	if (0 <= y + my && y + my < self->rows)
		2228	{
		2229	maprow *row = self->row + (y + my);
		2230
		2231	for (x = 0; x < sw; x++)
		2232	if (row->c0 <= x + mx && x + mx < row->c1)
		2233	{
		2234	mapcell *cell = row->col + (x + mx - row->c0);
		2235
		2236	int px = x * T;
		2237	int py = y * T;
		2238
		2239	if (cell->stat_hp)
		2240	{
		2241	int width = cell->stat_width * T;
		2242	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		2243
		2244	glColor3ub (0, 0, 0);
		2245	glRectf (px + 1, py - thick - 2,
		2246	px + width - 1, py);
		2247
		2248	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		2249	glRectf (px + 2,
		2250	py - thick - 1,
		2251	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		2252	}
		2253	}
		2254	}
		2255	}
		2256
		2257	void
		2258	draw_magicmap (DC::Map self, int dx, int dy, int w, int h, unsigned char *data)
		2259	CODE:
		2260	{
		2261	static float color[16][3] = {
		2262	{ 0.00F, 0.00F, 0.00F },
		2263	{ 1.00F, 1.00F, 1.00F },
		2264	{ 0.00F, 0.00F, 0.55F },
		2265	{ 1.00F, 0.00F, 0.00F },
		2266
		2267	{ 1.00F, 0.54F, 0.00F },
		2268	{ 0.11F, 0.56F, 1.00F },
		2269	{ 0.93F, 0.46F, 0.00F },
		2270	{ 0.18F, 0.54F, 0.34F },
		2271
		2272	{ 0.56F, 0.73F, 0.56F },
		2273	{ 0.80F, 0.80F, 0.80F },
		2274	{ 0.55F, 0.41F, 0.13F },
		2275	{ 0.99F, 0.77F, 0.26F },
		2276
		2277	{ 0.74F, 0.65F, 0.41F },
		2278
		2279	{ 0.00F, 1.00F, 1.00F },
		2280	{ 1.00F, 0.00F, 1.00F },
		2281	{ 1.00F, 1.00F, 0.00F },
		2282	};
		2283
		2284	int x, y;
		2285
		2286	glEnable (GL_TEXTURE_2D);
		2287	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2288	glEnable (GL_BLEND);
		2289	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2290	glBegin (GL_QUADS);
		2291
		2292	for (y = 0; y < h; y++)
		2293	for (x = 0; x < w; x++)
		2294	{
		2295	unsigned char m = data [x + y * w];
		2296
		2297	if (m)
		2298	{
		2299	float *c = color [m & 15];
		2300
		2301	float tx1 = m & 0x40 ? 0.5 : 0.;
		2302	float tx2 = tx1 + 0.5;
		2303
		2304	glColor4f (c[0], c[1], c[2], 0.75);
		2305	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		2306	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		2307	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		2308	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		2309	}
		2310	}
		2311
		2312	glEnd ();
		2313	glDisable (GL_BLEND);
		2314	glDisable (GL_TEXTURE_2D);
		2315	}
		2316
		2317	void
		2318	fow_texture (DC::Map self, int mx, int my, int sw, int sh)
1039	PPCODE:	2319	PPCODE:
1040	{	2320	{
1041	int vx, vy;
1042	int x, y, z;	2321	int x, y;
1043	int last_name;	2322	int sw1 = sw + 2;
1044	mapface face;	2323	int sh1 = sh + 2;
		2324	int sh3 = sh * 3;
1045	int sw4 = (sw + 3) & ~3;	2325	int sw34 = (sw * 3 + 3) & ~3;
		2326	uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
1046	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));	2327	SV *darkness3_sv = sv_2mortal (newSV (sw34 * sh3));
1047	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);	2328	uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
1048		2329
1049	memset (darkness, 255, sw4 * sh);
1050	SvPOK_only (darkness_sv);	2330	SvPOK_only (darkness3_sv);
1051	SvCUR_set (darkness_sv, sw4 * sh);	2331	SvCUR_set (darkness3_sv, sw34 * sh3);
1052		2332
1053	vx = self->x + (self->w - sw) / 2 - shift_x;	2333	mx += self->x - 1;
1054	vy = self->y + (self->h - sh) / 2 - shift_y;	2334	my += self->y - 1;
1055		2335
1056	/*	2336	memset (darkness1, 255 - FOW_DARKNESS, sw1 * sh1);
1057	int vx = self->vx = self->w >= sw
1058	? self->x + (self->w - sw) / 2
1059	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
1060		2337
1061	int vy = self->vy = self->h >= sh
1062	? self->y + (self->h - sh) / 2
1063	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
1064	*/
1065
1066	glColor4ub (255, 255, 255, 255);
1067
1068	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1069	glEnable (GL_BLEND);
1070	glEnable (GL_TEXTURE_2D);
1071	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
1072
1073	glBegin (GL_QUADS);
1074
1075	last_name = 0;
1076
1077	for (z = 0; z < 3; z++)
1078	for (y = 0; y < sh; y++)	2338	for (y = 0; y < sh1; y++)
1079	if (0 <= y + vy && y + vy < self->rows)	2339	if (0 <= y + my && y + my < self->rows)
1080	{	2340	{
1081	maprow *row = self->row + (y + vy);	2341	maprow *row = self->row + (y + my);
1082		2342
1083	for (x = 0; x < sw; x++)	2343	for (x = 0; x < sw1; x++)
1084	if (row->c0 <= x + vx && x + vx < row->c1)	2344	if (row->c0 <= x + mx && x + mx < row->c1)
1085	{	2345	{
1086	mapcell *cell = row->col + (x + vx - row->c0);	2346	mapcell *cell = row->col + (x + mx - row->c0);
1087		2347
1088	darkness[y * sw4 + x] = cell->darkness < 0	2348	darkness1 [y * sw1 + x] = cell->darkness
		2349	? 255 - (cell->darkness - 1)
1089	? 255 - FOW_DARKNESS	2350	: 255 - FOW_DARKNESS;
1090	: 255 - cell->darkness;
1091
1092	face = cell->face [z];
1093
1094	if (face)
1095	{
1096	maptex tex = self->tex [face];
1097
1098	int px = (x + 1) * 32 - tex.w;
1099	int py = (y + 1) * 32 - tex.h;
1100
1101	if (last_name != tex.name)
1102	{
1103	glEnd ();
1104	last_name = tex.name;
1105	glBindTexture (GL_TEXTURE_2D, last_name);
1106	glBegin (GL_QUADS);
1107	}
1108
1109	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
1110	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
1111	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
1112	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
1113	}
1114	}	2351	}
1115	}	2352	}
1116		2353
1117	glEnd ();	2354	for (y = 0; y < sh; ++y)
		2355	for (x = 0; x < sw; ++x)
		2356	{
		2357	uint8_t d11 = darkness1 [(y ) * sw1 + x ];
		2358	uint8_t d21 = darkness1 [(y ) * sw1 + x + 1];
		2359	uint8_t d31 = darkness1 [(y ) * sw1 + x + 2];
		2360	uint8_t d12 = darkness1 [(y + 1) * sw1 + x ];
		2361	uint8_t d22 = darkness1 [(y + 1) * sw1 + x + 1];
		2362	uint8_t d32 = darkness1 [(y + 1) * sw1 + x + 2];
		2363	uint8_t d13 = darkness1 [(y + 2) * sw1 + x ];
		2364	uint8_t d23 = darkness1 [(y + 2) * sw1 + x + 1];
		2365	uint8_t d33 = darkness1 [(y + 2) * sw1 + x + 2];
1118		2366
1119	glDisable (GL_TEXTURE_2D);	2367	uint8_t r11 = (d11 + d21 + d12) / 3;
1120	glDisable (GL_BLEND);	2368	uint8_t r21 = d21;
		2369	uint8_t r31 = (d21 + d31 + d32) / 3;
		2370
		2371	uint8_t r12 = d12;
		2372	uint8_t r22 = d22;
		2373	uint8_t r32 = d32;
		2374
		2375	uint8_t r13 = (d13 + d23 + d12) / 3;
		2376	uint8_t r23 = d23;
		2377	uint8_t r33 = (d23 + d33 + d32) / 3;
		2378
		2379	darkness3 [(y * 3 ) * sw34 + (x * 3 )] = MAX (d22, r11);
		2380	darkness3 [(y * 3 ) * sw34 + (x * 3 + 1)] = MAX (d22, r21);
		2381	darkness3 [(y * 3 ) * sw34 + (x * 3 + 2)] = MAX (d22, r31);
		2382	darkness3 [(y * 3 + 1) * sw34 + (x * 3 )] = MAX (d22, r12);
		2383	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 1)] = MAX (d22, r22);
		2384	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 2)] = MAX (d22, r32);
		2385	darkness3 [(y * 3 + 2) * sw34 + (x * 3 )] = MAX (d22, r13);
		2386	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 1)] = MAX (d22, r23);
		2387	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 2)] = MAX (d22, r33);
		2388	}
		2389
		2390	free (darkness1);
1121		2391
1122	EXTEND (SP, 3);	2392	EXTEND (SP, 3);
1123	PUSHs (sv_2mortal (newSViv (sw4)));	2393	PUSHs (sv_2mortal (newSViv (sw34)));
1124	PUSHs (sv_2mortal (newSViv (sh)));	2394	PUSHs (sv_2mortal (newSViv (sh3)));
1125	PUSHs (darkness_sv);	2395	PUSHs (darkness3_sv);
1126	}	2396	}
1127		2397
1128	SV *	2398	SV *
1129	get_rect (CFClient::Map self, int x0, int y0, int w, int h)	2399	get_rect (DC::Map self, int x0, int y0, int w, int h)
1130	CODE:	2400	CODE:
1131	{	2401	{
1132	int x, y, x1, y1;	2402	int x, y, x1, y1;
1133	SV *data_sv = newSV (w * h * 7 + 5);	2403	SV *data_sv = newSV (w * h * 7 + 5);
1134	uint8_t *data = (uint8_t *)SvPVX (data_sv);	2404	uint8_t *data = (uint8_t *)SvPVX (data_sv);
…		…
1159	if (row && row->c0 <= x && x < row->c1)	2429	if (row && row->c0 <= x && x < row->c1)
1160	{	2430	{
1161	mapcell *cell = row->col + (x - row->c0);	2431	mapcell *cell = row->col + (x - row->c0);
1162	uint8_t flags = 0;	2432	uint8_t flags = 0;
1163		2433
1164	if (cell->face [0]) flags |= 1;	2434	if (cell->tile [0]) flags |= 1;
1165	if (cell->face [1]) flags |= 2;	2435	if (cell->tile [1]) flags |= 2;
1166	if (cell->face [2]) flags |= 4;	2436	if (cell->tile [2]) flags |= 4;
1167		2437
1168	*data++ = flags;	2438	*data++ = flags;
1169		2439
1170	if (flags & 1)	2440	if (flags & 1)
1171	{	2441	{
		2442	tileid tile = cell->tile [0];
1172	*data++ = cell->face [0] >> 8;	2443	*data++ = tile >> 8;
1173	*data++ = cell->face [0];	2444	*data++ = tile;
1174	}	2445	}
1175		2446
1176	if (flags & 2)	2447	if (flags & 2)
1177	{	2448	{
		2449	tileid tile = cell->tile [1];
1178	*data++ = cell->face [1] >> 8;	2450	*data++ = tile >> 8;
1179	*data++ = cell->face [1];	2451	*data++ = tile;
1180	}	2452	}
1181		2453
1182	if (flags & 4)	2454	if (flags & 4)
1183	{	2455	{
		2456	tileid tile = cell->tile [2];
1184	*data++ = cell->face [2] >> 8;	2457	*data++ = tile >> 8;
1185	*data++ = cell->face [2];	2458	*data++ = tile;
1186	}	2459	}
1187	}	2460	}
1188	else	2461	else
1189	*data++ = 0;	2462	*data++ = 0;
1190	}	2463	}
1191	}	2464	}
1192		2465
		2466	/* if size is w*h + 5 then no data has been found */
		2467	if (data - (uint8_t *)SvPVX (data_sv) != w * h + 5)
		2468	{
1193	SvPOK_only (data_sv);	2469	SvPOK_only (data_sv);
1194	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));	2470	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2471	}
		2472
1195	RETVAL = data_sv;	2473	RETVAL = data_sv;
1196	}	2474	}
1197	OUTPUT:	2475	OUTPUT:
1198	RETVAL	2476	RETVAL
1199		2477
1200	void	2478	void
1201	set_rect (CFClient::Map self, int x0, int y0, uint8_t *data)	2479	set_rect (DC::Map self, int x0, int y0, SV *data_sv)
1202	PPCODE:	2480	PPCODE:
1203	{	2481	{
1204	int x, y, z;	2482	int x, y, z;
1205	int w, h;	2483	int w, h;
1206	int x1, y1;	2484	int x1, y1;
		2485	STRLEN len;
		2486	uint8_t *data, *end;
		2487
		2488	len = SvLEN (data_sv);
		2489	SvGROW (data_sv, len + 8); // reserve at least 7+ bytes more
		2490	data = SvPVbyte_nolen (data_sv);
		2491	end = data + len + 8;
		2492
		2493	if (len < 5)
		2494	XSRETURN_EMPTY;
1207		2495
1208	if (*data++ != 0)	2496	if (*data++ != 0)
1209	return; /* version mismatch */	2497	XSRETURN_EMPTY; /* version mismatch */
1210		2498
1211	w = *data++ << 8; w |= *data++;	2499	w = *data++ << 8; w |= *data++;
1212	h = *data++ << 8; h |= *data++;	2500	h = *data++ << 8; h |= *data++;
1213		2501
1214	// we need to do this 'cause we don't keep an absolute coord system for rows	2502	// we need to do this 'cause we don't keep an absolute coord system for rows
…		…
1226	{	2514	{
1227	maprow *row = map_get_row (self, y);	2515	maprow *row = map_get_row (self, y);
1228		2516
1229	for (x = x0; x < x1; x++)	2517	for (x = x0; x < x1; x++)
1230	{	2518	{
		2519	uint8_t flags;
		2520
		2521	if (data + 7 >= end)
		2522	XSRETURN_EMPTY;
		2523
1231	uint8_t flags = *data++;	2524	flags = *data++;
1232		2525
1233	if (flags)	2526	if (flags)
1234	{	2527	{
1235	mapface face[3] = { 0, 0, 0 };
1236
1237	mapcell *cell = row_get_cell (row, x);	2528	mapcell *cell = row_get_cell (row, x);
		2529	tileid tile[3] = { 0, 0, 0 };
1238		2530
1239	if (flags & 1) { face[0] = *data++ << 8; face[0] |= *data++; }	2531	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
1240	if (flags & 2) { face[1] = *data++ << 8; face[1] |= *data++; }	2532	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
1241	if (flags & 4) { face[2] = *data++ << 8; face[2] |= *data++; }	2533	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
1242		2534
1243	if (cell->darkness <= 0)	2535	if (cell->darkness == 0)
1244	{	2536	{
1245	cell->darkness = -1;	2537	/*cell->darkness = 0;*/
		2538	EXTEND (SP, 3);
1246		2539
1247	for (z = 0; z <= 2; z++)	2540	for (z = 0; z <= 2; z++)
1248	{	2541	{
1249	cell->face[z] = face[z];	2542	tileid t = tile [z];
1250		2543
1251	if (face[z] && (face[z] >= self->texs || !self->tex[face [z]].name))	2544	if (t >= self->texs || (t && !self->tex [t].name))
		2545	{
1252	XPUSHs (sv_2mortal (newSViv (face[z])));	2546	PUSHs (sv_2mortal (newSViv (t)));
		2547	need_texid (self, t);
		2548	}
		2549
		2550	cell->tile [z] = t;
1253	}	2551	}
1254	}	2552	}
1255	}	2553	}
1256	}	2554	}
1257	}	2555	}
1258	}	2556	}
1259		2557
1260	MODULE = CFClient PACKAGE = CFClient::MixChunk	2558	MODULE = Deliantra::Client PACKAGE = DC::RW
1261		2559
1262	CFClient::MixChunk	2560	DC::RW
1263	new_from_file (SV *class, char *path)	2561	new (SV *class, SV *data_sv)
1264	CODE:	2562	CODE:
1265	RETVAL = Mix_LoadWAV (path);	2563	{
		2564	STRLEN datalen;
		2565	char *data = SvPVbyte (data_sv, datalen);
		2566
		2567	RETVAL = SDL_RWFromConstMem (data, datalen);
		2568	}
1266	OUTPUT:	2569	OUTPUT:
1267	RETVAL	2570	RETVAL
1268		2571
		2572	DC::RW
		2573	new_from_file (SV *class, const char *path, const char *mode = "rb")
		2574	CODE:
		2575	RETVAL = SDL_RWFromFile (path, mode);
		2576	OUTPUT:
		2577	RETVAL
		2578
		2579	# fails on win32:
		2580	# dc.xs(2268) : error C2059: syntax error : '('
1269	void	2581	#void
		2582	#close (DC::RW self)
		2583	# CODE:
		2584	# (self->(close)) (self);
		2585
		2586	MODULE = Deliantra::Client PACKAGE = DC::Channel
		2587
		2588	PROTOTYPES: DISABLE
		2589
		2590	DC::Channel
		2591	find ()
		2592	CODE:
		2593	{
		2594	RETVAL = Mix_GroupAvailable (-1);
		2595
		2596	if (RETVAL < 0)
		2597	{
		2598	RETVAL = Mix_GroupOldest (-1);
		2599
		2600	if (RETVAL < 0)
		2601	XSRETURN_UNDEF;
		2602
		2603	Mix_HaltChannel (RETVAL);
		2604	}
		2605
		2606	Mix_UnregisterAllEffects (RETVAL);
		2607	Mix_Volume (RETVAL, 128);
		2608	}
		2609	OUTPUT:
		2610	RETVAL
		2611
		2612	void
		2613	halt (DC::Channel self)
		2614	CODE:
		2615	Mix_HaltChannel (self);
		2616
		2617	void
		2618	expire (DC::Channel self, int ticks = -1)
		2619	CODE:
		2620	Mix_ExpireChannel (self, ticks);
		2621
		2622	void
		2623	fade_out (DC::Channel self, int ticks = -1)
		2624	CODE:
		2625	Mix_FadeOutChannel (self, ticks);
		2626
		2627	int
		2628	volume (DC::Channel self, int volume)
		2629	CODE:
		2630	RETVAL = Mix_Volume (self, CLAMP (volume, 0, 128));
		2631	OUTPUT:
		2632	RETVAL
		2633
		2634	void
		2635	unregister_all_effects (DC::Channel self)
		2636	CODE:
		2637	Mix_UnregisterAllEffects (self);
		2638
		2639	void
		2640	set_panning (DC::Channel self, int left, int right)
		2641	CODE:
		2642	left = CLAMP (left , 0, 255);
		2643	right = CLAMP (right, 0, 255);
		2644	Mix_SetPanning (self, left, right);
		2645
		2646	void
		2647	set_distance (DC::Channel self, int distance)
		2648	CODE:
		2649	Mix_SetDistance (self, CLAMP (distance, 0, 255));
		2650
		2651	void
		2652	set_position (DC::Channel self, int angle, int distance)
		2653	CODE:
		2654
		2655	void
		2656	set_position_r (DC::Channel self, int dx, int dy, int maxdistance)
		2657	CODE:
		2658	{
		2659	int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance));
		2660	int angle = 360 + (int)roundf (atan2f (dx, -dy) * 180.f / (float)M_PI);
		2661	Mix_SetPosition (self, angle, CLAMP (distance, 0, 255));
		2662	}
		2663
		2664	void
		2665	set_reverse_stereo (DC::Channel self, int flip)
		2666	CODE:
		2667	Mix_SetReverseStereo (self, flip);
		2668
		2669	MODULE = Deliantra::Client PACKAGE = DC::MixChunk
		2670
		2671	PROTOTYPES: DISABLE
		2672
		2673	DC::MixChunk
		2674	new (SV *class, DC::RW rwops)
		2675	CODE:
		2676	RETVAL = Mix_LoadWAV_RW (rwops, 1);
		2677	OUTPUT:
		2678	RETVAL
		2679
		2680	void
1270	DESTROY (CFClient::MixChunk self)	2681	DESTROY (DC::MixChunk self)
1271	CODE:	2682	CODE:
1272	Mix_FreeChunk (self);	2683	Mix_FreeChunk (self);
1273		2684
1274	int	2685	int
1275	volume (CFClient::MixChunk self, int volume = -1)	2686	volume (DC::MixChunk self, int volume = -1)
1276	CODE:	2687	CODE:
		2688	if (items > 1)
		2689	volume = CLAMP (volume, 0, 128);
1277	RETVAL = Mix_VolumeChunk (self, volume);	2690	RETVAL = Mix_VolumeChunk (self, volume);
1278	OUTPUT:	2691	OUTPUT:
1279	RETVAL	2692	RETVAL
1280		2693
1281	int	2694	DC::Channel
1282	play (CFClient::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)	2695	play (DC::MixChunk self, DC::Channel channel = -1, int loops = 0, int ticks = -1)
1283	CODE:	2696	CODE:
		2697	{
1284	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);	2698	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2699
		2700	if (RETVAL < 0)
		2701	XSRETURN_UNDEF;
		2702
		2703	if (channel < 0)
		2704	{
		2705	Mix_UnregisterAllEffects (RETVAL);
		2706	Mix_Volume (RETVAL, 128);
		2707	}
		2708	}
1285	OUTPUT:	2709	OUTPUT:
1286	RETVAL	2710	RETVAL
1287		2711
1288	MODULE = CFClient PACKAGE = CFClient::MixMusic	2712	MODULE = Deliantra::Client PACKAGE = DC::MixMusic
1289		2713
1290	int	2714	int
1291	volume (int volume = -1)	2715	volume (int volume = -1)
		2716	PROTOTYPE: ;$
1292	CODE:	2717	CODE:
		2718	if (items > 0)
		2719	volume = CLAMP (volume, 0, 128);
1293	RETVAL = Mix_VolumeMusic (volume);	2720	RETVAL = Mix_VolumeMusic (volume);
1294	OUTPUT:	2721	OUTPUT:
1295	RETVAL	2722	RETVAL
1296		2723
1297	CFClient::MixMusic	2724	void
1298	new_from_file (SV *class, char *path)	2725	fade_out (int ms)
1299	CODE:	2726	CODE:
		2727	Mix_FadeOutMusic (ms);
		2728
		2729	void
		2730	halt ()
		2731	CODE:
		2732	Mix_HaltMusic ();
		2733
		2734	DC::MixMusic
		2735	new (SV *class, DC::RW rwops)
		2736	CODE:
1300	RETVAL = Mix_LoadMUS (path);	2737	RETVAL = Mix_LoadMUS_RW (rwops);
1301	OUTPUT:	2738	OUTPUT:
1302	RETVAL	2739	RETVAL
1303		2740
1304	void	2741	void
1305	DESTROY (CFClient::MixMusic self)	2742	DESTROY (DC::MixMusic self)
1306	CODE:	2743	CODE:
1307	Mix_FreeMusic (self);	2744	Mix_FreeMusic (self);
1308		2745
1309	int	2746	int
1310	play (CFClient::MixMusic self, int loops = -1)	2747	play (DC::MixMusic self, int loops = -1)
1311	CODE:	2748	CODE:
1312	RETVAL = Mix_PlayMusic (self, loops);	2749	RETVAL = Mix_PlayMusic (self, loops);
1313	OUTPUT:	2750	OUTPUT:
1314	RETVAL	2751	RETVAL
1315		2752
		2753	void
		2754	fade_in_pos (DC::MixMusic self, int loops, int ms, double position)
		2755	CODE:
		2756	Mix_FadeInMusicPos (self, loops, ms, position);
		2757
1316	MODULE = CFClient PACKAGE = CFClient::OpenGL	2758	MODULE = Deliantra::Client PACKAGE = DC::OpenGL
		2759
		2760	PROTOTYPES: ENABLE
1317		2761
1318	BOOT:	2762	BOOT:
1319	{	2763	{
1320	HV *stash = gv_stashpv ("CFClient::OpenGL", 1);	2764	HV *stash = gv_stashpv ("DC::OpenGL", 1);
1321	static const struct {	2765	static const struct {
1322	const char *name;	2766	const char *name;
1323	IV iv;	2767	IV iv;
1324	} *civ, const_iv[] = {	2768	} *civ, const_iv[] = {
1325	# define const_iv(name) { # name, (IV)name }	2769	# define const_iv(name) { # name, (IV)name }
		2770	const_iv (GL_VENDOR),
		2771	const_iv (GL_VERSION),
		2772	const_iv (GL_EXTENSIONS),
1326	const_iv (GL_COLOR_MATERIAL),	2773	const_iv (GL_COLOR_MATERIAL),
1327	const_iv (GL_SMOOTH),	2774	const_iv (GL_SMOOTH),
1328	const_iv (GL_FLAT),	2775	const_iv (GL_FLAT),
		2776	const_iv (GL_DITHER),
1329	const_iv (GL_BLEND),	2777	const_iv (GL_BLEND),
		2778	const_iv (GL_CULL_FACE),
		2779	const_iv (GL_SCISSOR_TEST),
		2780	const_iv (GL_DEPTH_TEST),
		2781	const_iv (GL_ALPHA_TEST),
		2782	const_iv (GL_NORMALIZE),
		2783	const_iv (GL_RESCALE_NORMAL),
		2784	const_iv (GL_FRONT),
		2785	const_iv (GL_BACK),
		2786	const_iv (GL_AUX0),
1330	const_iv (GL_AND),	2787	const_iv (GL_AND),
		2788	const_iv (GL_ONE),
		2789	const_iv (GL_ZERO),
1331	const_iv (GL_SRC_ALPHA),	2790	const_iv (GL_SRC_ALPHA),
		2791	const_iv (GL_DST_ALPHA),
1332	const_iv (GL_ONE_MINUS_SRC_ALPHA),	2792	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2793	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2794	const_iv (GL_SRC_ALPHA_SATURATE),
1333	const_iv (GL_RGB),	2795	const_iv (GL_RGB),
1334	const_iv (GL_RGBA),	2796	const_iv (GL_RGBA),
		2797	const_iv (GL_RGBA4),
		2798	const_iv (GL_RGBA8),
		2799	const_iv (GL_RGB5_A1),
1335	const_iv (GL_UNSIGNED_BYTE),	2800	const_iv (GL_UNSIGNED_BYTE),
1336	const_iv (GL_ALPHA4),	2801	const_iv (GL_UNSIGNED_SHORT),
		2802	const_iv (GL_UNSIGNED_INT),
1337	const_iv (GL_ALPHA),	2803	const_iv (GL_ALPHA),
		2804	const_iv (GL_INTENSITY),
		2805	const_iv (GL_LUMINANCE),
		2806	const_iv (GL_LUMINANCE_ALPHA),
1338	const_iv (GL_FLOAT),	2807	const_iv (GL_FLOAT),
1339	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),	2808	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2809	const_iv (GL_COMPRESSED_ALPHA_ARB),
		2810	const_iv (GL_COMPRESSED_LUMINANCE_ARB),
		2811	const_iv (GL_COMPRESSED_LUMINANCE_ALPHA_ARB),
		2812	const_iv (GL_COMPRESSED_INTENSITY_ARB),
		2813	const_iv (GL_COMPRESSED_RGB_ARB),
		2814	const_iv (GL_COMPRESSED_RGBA_ARB),
1340	const_iv (GL_COMPILE),	2815	const_iv (GL_COMPILE),
		2816	const_iv (GL_PROXY_TEXTURE_1D),
		2817	const_iv (GL_PROXY_TEXTURE_2D),
1341	const_iv (GL_TEXTURE_1D),	2818	const_iv (GL_TEXTURE_1D),
1342	const_iv (GL_TEXTURE_2D),	2819	const_iv (GL_TEXTURE_2D),
1343	const_iv (GL_TEXTURE_ENV),	2820	const_iv (GL_TEXTURE_ENV),
1344	const_iv (GL_TEXTURE_MAG_FILTER),	2821	const_iv (GL_TEXTURE_MAG_FILTER),
1345	const_iv (GL_TEXTURE_MIN_FILTER),	2822	const_iv (GL_TEXTURE_MIN_FILTER),
1346	const_iv (GL_TEXTURE_ENV_MODE),	2823	const_iv (GL_TEXTURE_ENV_MODE),
1347	const_iv (GL_TEXTURE_WRAP_S),	2824	const_iv (GL_TEXTURE_WRAP_S),
1348	const_iv (GL_TEXTURE_WRAP_T),	2825	const_iv (GL_TEXTURE_WRAP_T),
		2826	const_iv (GL_REPEAT),
1349	const_iv (GL_CLAMP),	2827	const_iv (GL_CLAMP),
1350	const_iv (GL_REPEAT),	2828	const_iv (GL_CLAMP_TO_EDGE),
1351	const_iv (GL_NEAREST),	2829	const_iv (GL_NEAREST),
1352	const_iv (GL_LINEAR),	2830	const_iv (GL_LINEAR),
1353	const_iv (GL_NEAREST_MIPMAP_NEAREST),	2831	const_iv (GL_NEAREST_MIPMAP_NEAREST),
1354	const_iv (GL_LINEAR_MIPMAP_NEAREST),	2832	const_iv (GL_LINEAR_MIPMAP_NEAREST),
1355	const_iv (GL_NEAREST_MIPMAP_LINEAR),	2833	const_iv (GL_NEAREST_MIPMAP_LINEAR),
1356	const_iv (GL_LINEAR_MIPMAP_LINEAR),	2834	const_iv (GL_LINEAR_MIPMAP_LINEAR),
1357	const_iv (GL_GENERATE_MIPMAP),	2835	const_iv (GL_GENERATE_MIPMAP),
1358	const_iv (GL_LINEAR),
1359	const_iv (GL_MODULATE),	2836	const_iv (GL_MODULATE),
		2837	const_iv (GL_DECAL),
1360	const_iv (GL_REPLACE),	2838	const_iv (GL_REPLACE),
		2839	const_iv (GL_DEPTH_BUFFER_BIT),
1361	const_iv (GL_COLOR_BUFFER_BIT),	2840	const_iv (GL_COLOR_BUFFER_BIT),
1362	const_iv (GL_PROJECTION),	2841	const_iv (GL_PROJECTION),
1363	const_iv (GL_MODELVIEW),	2842	const_iv (GL_MODELVIEW),
1364	const_iv (GL_COLOR_LOGIC_OP),	2843	const_iv (GL_COLOR_LOGIC_OP),
		2844	const_iv (GL_SEPARABLE_2D),
1365	const_iv (GL_CONVOLUTION_2D),	2845	const_iv (GL_CONVOLUTION_2D),
1366	const_iv (GL_CONVOLUTION_BORDER_MODE),	2846	const_iv (GL_CONVOLUTION_BORDER_MODE),
1367	const_iv (GL_CONSTANT_BORDER),	2847	const_iv (GL_CONSTANT_BORDER),
		2848	const_iv (GL_POINTS),
1368	const_iv (GL_LINES),	2849	const_iv (GL_LINES),
		2850	const_iv (GL_LINE_STRIP),
		2851	const_iv (GL_LINE_LOOP),
1369	const_iv (GL_QUADS),	2852	const_iv (GL_QUADS),
		2853	const_iv (GL_QUAD_STRIP),
		2854	const_iv (GL_TRIANGLES),
		2855	const_iv (GL_TRIANGLE_STRIP),
		2856	const_iv (GL_TRIANGLE_FAN),
1370	const_iv (GL_LINE_LOOP),	2857	const_iv (GL_POLYGON),
1371	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),	2858	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2859	const_iv (GL_POINT_SMOOTH_HINT),
		2860	const_iv (GL_LINE_SMOOTH_HINT),
		2861	const_iv (GL_POLYGON_SMOOTH_HINT),
		2862	const_iv (GL_GENERATE_MIPMAP_HINT),
		2863	const_iv (GL_TEXTURE_COMPRESSION_HINT),
1372	const_iv (GL_FASTEST),	2864	const_iv (GL_FASTEST),
		2865	const_iv (GL_DONT_CARE),
		2866	const_iv (GL_NICEST),
		2867	const_iv (GL_V2F),
		2868	const_iv (GL_V3F),
		2869	const_iv (GL_T2F_V3F),
		2870	const_iv (GL_T2F_N3F_V3F),
1373	# undef const_iv	2871	# undef const_iv
1374	};	2872	};
1375		2873
1376	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	2874	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1377	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	2875	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2876
		2877	texture_av = newAV ();
		2878	AvREAL_off (texture_av);
1378	}	2879	}
		2880
		2881	void
		2882	disable_GL_EXT_blend_func_separate ()
		2883	CODE:
		2884	gl.BlendFuncSeparate = 0;
		2885	gl.BlendFuncSeparateEXT = 0;
		2886
		2887	char *
		2888	gl_vendor ()
		2889	CODE:
		2890	RETVAL = (char *)glGetString (GL_VENDOR);
		2891	OUTPUT:
		2892	RETVAL
		2893
		2894	char *
		2895	gl_version ()
		2896	CODE:
		2897	RETVAL = (char *)glGetString (GL_VERSION);
		2898	OUTPUT:
		2899	RETVAL
		2900
		2901	char *
		2902	gl_extensions ()
		2903	CODE:
		2904	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2905	OUTPUT:
		2906	RETVAL
		2907
		2908	const char *glGetString (GLenum pname)
		2909
		2910	GLint glGetInteger (GLenum pname)
		2911	CODE:
		2912	glGetIntegerv (pname, &RETVAL);
		2913	OUTPUT:
		2914	RETVAL
		2915
		2916	GLdouble glGetDouble (GLenum pname)
		2917	CODE:
		2918	glGetDoublev (pname, &RETVAL);
		2919	OUTPUT:
		2920	RETVAL
1379		2921
1380	int glGetError ()	2922	int glGetError ()
		2923
		2924	void glFinish ()
1381		2925
1382	void glClear (int mask)	2926	void glClear (int mask)
1383		2927
1384	void glClearColor (float r, float g, float b, float a = 1.0)	2928	void glClearColor (float r, float g, float b, float a = 1.0)
1385	PROTOTYPE: @	2929	PROTOTYPE: @
…		…
1392		2936
1393	void glHint (int target, int mode)	2937	void glHint (int target, int mode)
1394		2938
1395	void glBlendFunc (int sfactor, int dfactor)	2939	void glBlendFunc (int sfactor, int dfactor)
1396		2940
		2941	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2942	CODE:
		2943	gl_BlendFuncSeparate (sa, da, saa, daa);
		2944
		2945	void glDepthMask (int flag)
		2946
1397	void glLogicOp (int opcode)	2947	void glLogicOp (int opcode)
1398		2948
		2949	void glColorMask (int red, int green, int blue, int alpha)
		2950
1399	void glMatrixMode (int mode)	2951	void glMatrixMode (int mode)
1400		2952
1401	void glPushMatrix ()	2953	void glPushMatrix ()
1402		2954
1403	void glPopMatrix ()	2955	void glPopMatrix ()
1404		2956
1405	void glLoadIdentity ()	2957	void glLoadIdentity ()
1406		2958
		2959	void glDrawBuffer (int buffer)
		2960
		2961	void glReadBuffer (int buffer)
		2962
		2963	# near_ and far_ are due to microsofts buggy "c" compiler
		2964	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2965
		2966	# near_ and far_ are due to microsofts buggy "c" compiler
1407	void glOrtho (double left, double right, double bottom, double top, double near, double far)	2967	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2968
		2969	PROTOTYPES: DISABLE
1408		2970
1409	void glViewport (int x, int y, int width, int height)	2971	void glViewport (int x, int y, int width, int height)
		2972
		2973	void glScissor (int x, int y, int width, int height)
1410		2974
1411	void glTranslate (float x, float y, float z = 0.)	2975	void glTranslate (float x, float y, float z = 0.)
1412	CODE:	2976	CODE:
1413	glTranslatef (x, y, z);	2977	glTranslatef (x, y, z);
1414		2978
…		…
1418		2982
1419	void glRotate (float angle, float x, float y, float z)	2983	void glRotate (float angle, float x, float y, float z)
1420	CODE:	2984	CODE:
1421	glRotatef (angle, x, y, z);	2985	glRotatef (angle, x, y, z);
1422		2986
1423	void glBegin (int mode)
1424
1425	void glEnd ()
1426
1427	void glColor (float r, float g, float b, float a = 1.0)	2987	void glColor (float r, float g, float b, float a = 1.0)
1428	PROTOTYPE: @	2988	ALIAS:
		2989	glColor_premultiply = 1
1429	CODE:	2990	CODE:
		2991	if (ix)
		2992	{
		2993	r *= a;
		2994	g *= a;
		2995	b *= a;
		2996	}
		2997	// microsoft visual "c" rounds instead of truncating...
1430	glColor4f (r, g, b, a);	2998	glColor4f (r, g, b, a);
		2999
		3000	void glRasterPos (float x, float y, float z = 0.)
		3001	CODE:
		3002	glRasterPos3f (0, 0, z);
		3003	glBitmap (0, 0, 0, 0, x, y, 0);
1431		3004
1432	void glVertex (float x, float y, float z = 0.)	3005	void glVertex (float x, float y, float z = 0.)
1433	CODE:	3006	CODE:
1434	glVertex3f (x, y, z);	3007	glVertex3f (x, y, z);
1435		3008
1436	void glTexCoord (float s, float t)	3009	void glTexCoord (float s, float t)
1437	CODE:	3010	CODE:
1438	glTexCoord2f (s, t);	3011	glTexCoord2f (s, t);
1439		3012
		3013	void glRect (float x1, float y1, float x2, float y2)
		3014	CODE:
		3015	glRectf (x1, y1, x2, y2);
		3016
		3017	void glRect_lineloop (float x1, float y1, float x2, float y2)
		3018	CODE:
		3019	glBegin (GL_LINE_LOOP);
		3020	glVertex2f (x1, y1);
		3021	glVertex2f (x2, y1);
		3022	glVertex2f (x2, y2);
		3023	glVertex2f (x1, y2);
		3024	glEnd ();
		3025
		3026	PROTOTYPES: ENABLE
		3027
		3028	void glBegin (int mode)
		3029
		3030	void glEnd ()
		3031
		3032	void glPointSize (GLfloat size)
		3033
		3034	void glLineWidth (GLfloat width)
		3035
		3036	void glInterleavedArrays (int format, int stride, char *data)
		3037
		3038	void glDrawElements (int mode, int count, int type, char *indices)
		3039
		3040	# 1.2 void glDrawRangeElements (int mode, int start, int end
		3041
1440	void glTexEnv (int target, int pname, float param)	3042	void glTexEnv (int target, int pname, float param)
1441	CODE:	3043	CODE:
1442	glTexEnvf (target, pname, param);	3044	glTexEnvf (target, pname, param);
1443		3045
1444	void glTexParameter (int target, int pname, float param)	3046	void glTexParameter (int target, int pname, float param)
…		…
1447		3049
1448	void glBindTexture (int target, int name)	3050	void glBindTexture (int target, int name)
1449		3051
1450	void glConvolutionParameter (int target, int pname, float params)	3052	void glConvolutionParameter (int target, int pname, float params)
1451	CODE:	3053	CODE:
		3054	if (gl.ConvolutionParameterf)
1452	glConvolutionParameterf (target, pname, params);	3055	gl.ConvolutionParameterf (target, pname, params);
1453		3056
1454	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)	3057	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		3058	CODE:
		3059	if (gl.ConvolutionFilter2D)
		3060	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
1455		3061
		3062	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		3063	CODE:
		3064	if (gl.SeparableFilter2D)
		3065	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		3066
1456	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)	3067	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data = 0)
1457		3068
1458	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)	3069	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		3070
		3071	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		3072
		3073	void glPixelZoom (float x, float y)
		3074
		3075	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
1459		3076
1460	int glGenTexture ()	3077	int glGenTexture ()
1461	CODE:	3078	CODE:
1462	{	3079	RETVAL = gen_texture ();
1463	GLuint name;
1464	glGenTextures (1, &name);
1465	RETVAL = name;
1466	}
1467	OUTPUT:	3080	OUTPUT:
1468	RETVAL	3081	RETVAL
1469		3082
1470	void glDeleteTexture (int name)	3083	void glDeleteTexture (int name)
1471	CODE:	3084	CODE:
1472	{
1473	GLuint name_ = name;
1474	glDeleteTextures (1, &name_);	3085	del_texture (name);
1475	}	3086
1476
1477	int glGenList ()	3087	int glGenList ()
1478	CODE:	3088	CODE:
1479	RETVAL = glGenLists (1);	3089	RETVAL = glGenLists (1);
1480	OUTPUT:	3090	OUTPUT:
1481	RETVAL	3091	RETVAL
…		…
1488		3098
1489	void glEndList ()	3099	void glEndList ()
1490		3100
1491	void glCallList (int list)	3101	void glCallList (int list)
1492		3102
		3103	MODULE = Deliantra::Client PACKAGE = DC::UI::Base
		3104
		3105	PROTOTYPES: DISABLE
		3106
		3107	void
		3108	find_widget (SV *self, NV x, NV y)
		3109	PPCODE:
		3110	{
		3111	if (within_widget (self, x, y))
		3112	XPUSHs (self);
		3113	}
		3114
		3115	BOOT:
		3116	{
		3117	hover_gv = gv_fetchpv ("DC::UI::HOVER", 1, SVt_NV);
		3118
		3119	draw_x_gv = gv_fetchpv ("DC::UI::Base::draw_x", 1, SVt_NV);
		3120	draw_y_gv = gv_fetchpv ("DC::UI::Base::draw_y", 1, SVt_NV);
		3121	draw_w_gv = gv_fetchpv ("DC::UI::Base::draw_w", 1, SVt_NV);
		3122	draw_h_gv = gv_fetchpv ("DC::UI::Base::draw_h", 1, SVt_NV);
		3123	}
		3124
		3125	void
		3126	draw (SV *self)
		3127	CODE:
		3128	{
		3129	HV *hv;
		3130	SV **svp;
		3131	NV x, y, w, h;
		3132	SV *draw_x_sv = GvSV (draw_x_gv);
		3133	SV *draw_y_sv = GvSV (draw_y_gv);
		3134	SV *draw_w_sv = GvSV (draw_w_gv);
		3135	SV *draw_h_sv = GvSV (draw_h_gv);
		3136	double draw_x, draw_y;
		3137
		3138	if (!SvROK (self))
		3139	croak ("DC::Base::draw: %s not a reference", SvPV_nolen (self));
		3140
		3141	hv = (HV *)SvRV (self);
		3142
		3143	if (SvTYPE (hv) != SVt_PVHV)
		3144	croak ("DC::Base::draw: %s not a hashref", SvPV_nolen (self));
		3145
		3146	svp = hv_fetch (hv, "w", 1, 0); w = svp ? SvNV (*svp) : 0.;
		3147	svp = hv_fetch (hv, "h", 1, 0); h = svp ? SvNV (*svp) : 0.;
		3148
		3149	if (!h || !w)
		3150	XSRETURN_EMPTY;
		3151
		3152	svp = hv_fetch (hv, "x", 1, 0); x = svp ? SvNV (*svp) : 0.;
		3153	svp = hv_fetch (hv, "y", 1, 0); y = svp ? SvNV (*svp) : 0.;
		3154
		3155	draw_x = SvNV (draw_x_sv) + x;
		3156	draw_y = SvNV (draw_y_sv) + y;
		3157
		3158	if (draw_x + w < 0 || draw_x >= SvNV (draw_w_sv)
		3159	|| draw_y + h < 0 || draw_y >= SvNV (draw_h_sv))
		3160	XSRETURN_EMPTY;
		3161
		3162	sv_setnv (draw_x_sv, draw_x);
		3163	sv_setnv (draw_y_sv, draw_y);
		3164
		3165	glPushMatrix ();
		3166	glTranslated (x, y, 0);
		3167
		3168	if (SvROK (GvSV (hover_gv)) && SvRV (GvSV (hover_gv)) == (SV *)hv)
		3169	{
		3170	svp = hv_fetch (hv, "can_hover", sizeof ("can_hover") - 1, 0);
		3171
		3172	if (svp && SvTRUE (*svp))
		3173	{
		3174	glColor4f (1.0f * 0.2f, 0.8f * 0.2f, 0.5f * 0.2f, 0.2f);
		3175	glEnable (GL_BLEND);
		3176	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		3177	glBegin (GL_QUADS);
		3178	glVertex2f (0, 0);
		3179	glVertex2f (w, 0);
		3180	glVertex2f (w, h);
		3181	glVertex2f (0, h);
		3182	glEnd ();
		3183	glDisable (GL_BLEND);
		3184	}
		3185	}
		3186	#if 0
		3187	// draw borders, for debugging
		3188	glPushMatrix ();
		3189	glColor4f (1., 1., 0., 1.);
		3190	glTranslatef (.5, .5, 0.);
		3191	glBegin (GL_LINE_LOOP);
		3192	glVertex2f (0 , 0);
		3193	glVertex2f (w - 1, 0);
		3194	glVertex2f (w - 1, h - 1);
		3195	glVertex2f (0 , h - 1);
		3196	glEnd ();
		3197	glPopMatrix ();
		3198	#endif
		3199	PUSHMARK (SP);
		3200	XPUSHs (self);
		3201	PUTBACK;
		3202	call_method ("_draw", G_VOID | G_DISCARD);
		3203	SPAGAIN;
		3204
		3205	glPopMatrix ();
		3206
		3207	draw_x = draw_x - x; sv_setnv (draw_x_sv, draw_x);
		3208	draw_y = draw_y - y; sv_setnv (draw_y_sv, draw_y);
		3209	}
		3210

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