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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.59 by root, Sun Apr 23 04:41:33 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 8 * PANGO_SCALE	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	static PangoContext *context;	152	typedef PangoFontDescription *DC__Font;
51	static PangoFontMap *fontmap;	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	}
52		171
53	typedef struct cf_layout {	172	typedef struct cf_layout {
54	PangoLayout *pl;	173	PangoLayout *pl;
		174	float r, g, b, a; // default color for rgba mode
55	int base_height;	175	int base_height;
		176	DC__Font font;
		177	rc_t *rc;
56	} *CFClient__Layout;	178	} *DC__Layout;
		179
		180	static DC__Font default_font;
		181	static PangoContext *opengl_context;
		182	static PangoFontMap *opengl_fontmap;
57		183
58	static void	184	static void
59	substitute_func (FcPattern *pattern, gpointer data)	185	substitute_func (FcPattern *pattern, gpointer data)
60	{	186	{
61	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
62	FcPatternAddBool (pattern, FC_AUTOHINT, 0);	191	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
63	}	192	}
64		193
65	static void	194	static void
66	layout_update (CFClient__Layout self)	195	layout_update_font (DC__Layout self)
67	{	196	{
68	/* 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
69	* reasonably well with bitstream vera	198	* reasonably well with dejavu/bistream fonts
70	*/	199	*/
71	PangoFontDescription *font = pango_layout_get_font_description (self->pl);	200	PangoFontDescription *font = self->font ? self->font : default_font;
72		201
73	int height = self->base_height * (PANGO_SCALE * 8 / 10);
74
75	if (height < MIN_FONT_HEIGHT)
76	height = MIN_FONT_HEIGHT;
77
78	if (pango_font_description_get_size (font) != height)
79	{
80	font = pango_font_description_copy (font);
81	pango_font_description_set_absolute_size (font, height);	202	pango_font_description_set_absolute_size (font,
		203	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		204
82	pango_layout_set_font_description (self->pl, font);	205	pango_layout_set_font_description (self->pl, font);
83	}
84	}	206	}
85		207
86	static void	208	static void
87	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	209	layout_get_pixel_size (DC__Layout self, int *w, int *h)
88	{	210	{
89	layout_update (self);	211	PangoRectangle rect;
90		212
		213	// get_pixel_* wrongly rounds down
91	pango_layout_get_pixel_size (self->pl, w, h);	214	pango_layout_get_extents (self->pl, 0, &rect);
92		215
93	*w = (*w + 3) & ~3;	216	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
94	if (!*w) *w = 1;	217	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
95	if (!*h) *h = 1;
96	}
97		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;
98	typedef uint16_t mapface;	227	typedef uint16_t faceid;
99		228
100	typedef struct {	229	typedef struct {
101	GLint name;	230	GLuint name;
102	int w, h;	231	int w, h;
103	float s, t;	232	float s, t;
104	uint8_t r, g, b, a;	233	uint8_t r, g, b, a;
		234	tileid smoothtile;
		235	uint8_t smoothlevel;
105	} maptex;	236	} maptex;
106		237
107	typedef struct {	238	typedef struct {
		239	uint32_t player;
		240	tileid tile[3];
108	int16_t darkness;	241	uint16_t darkness;
109	mapface face[3];	242	uint8_t stat_width, stat_hp, flags, smoothmax;
110	} mapcell;	243	} mapcell;
111		244
112	typedef struct {	245	typedef struct {
113	int32_t c0, c1;	246	int32_t c0, c1;
114	mapcell *col;	247	mapcell *col;
115	} maprow;	248	} maprow;
116		249
117	typedef struct map {	250	typedef struct map {
118	int x, y, w, h;	251	int x, y, w, h;
119	int ox, oy; /* offset to virtual global coordinate system */	252	int ox, oy; /* offset to virtual global coordinate system */
120	int faces;	253	int faces; tileid *face2tile; // [faceid]
121	mapface *face;	254	int texs; maptex *tex; // [tileid]
122
123	int texs;
124	maptex *tex;
125		255
126	int32_t rows;	256	int32_t rows;
127	maprow *row;	257	maprow *row;
128	} *CFClient__Map;	258	} *DC__Map;
129		259
130	static char *	260	static char *
131	prepend (char *ptr, int sze, int inc)	261	prepend (char *ptr, int sze, int inc)
132	{	262	{
133	char *p;	263	char *p;
…		…
150	}	280	}
151		281
152	#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))
153	#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))
154		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
155	static maprow *	305	static maprow *
156	map_get_row (CFClient__Map self, int y)	306	map_get_row (DC__Map self, int y)
157	{	307	{
158	if (0 > y)	308	if (0 > y)
159	{	309	{
160	int extend = - y + MAP_EXTEND_Y;	310	int extend = - y + MAP_EXTEND_Y;
161	Prepend (maprow, self->row, self->rows, extend);	311	Prepend (maprow, self->row, self->rows, extend);
…		…
199		349
200	return row->col + (x - row->c0);	350	return row->col + (x - row->c0);
201	}	351	}
202		352
203	static mapcell *	353	static mapcell *
204	map_get_cell (CFClient__Map self, int x, int y)	354	map_get_cell (DC__Map self, int x, int y)
205	{	355	{
206	return row_get_cell (map_get_row (self, y), x);	356	return row_get_cell (map_get_row (self, y), x);
207	}	357	}
208		358
209	static void	359	static void
210	map_clear (CFClient__Map self)	360	map_clear (DC__Map self)
211	{	361	{
212	int r;	362	int r;
213		363
214	for (r = 0; r < self->rows; r++)	364	for (r = 0; r < self->rows; r++)
215	Safefree (self->row[r].col);	365	Safefree (self->row[r].col);
…		…
222	self->oy = 0;	372	self->oy = 0;
223	self->row = 0;	373	self->row = 0;
224	self->rows = 0;	374	self->rows = 0;
225	}	375	}
226		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
227	static void	387	static void
228	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)
229	{	389	{
230	int x, y;	390	int x, y;
231	maprow *row;	391	maprow *row;
		392	mapcell *cell;
232		393
233	for (y = y0; y < y0 + h; y++)	394	for (y = y0; y < y0 + h; y++)
234	if (y >= 0)	395	if (y >= 0)
235	{	396	{
236	if (y >= self->rows)	397	if (y >= self->rows)
…		…
242	if (x >= row->c0)	403	if (x >= row->c0)
243	{	404	{
244	if (x >= row->c1)	405	if (x >= row->c1)
245	break;	406	break;
246		407
247	row->col[x - row->c0].darkness = -1;	408	cell = row->col + x - row->c0;
		409
		410	CELL_CLEAR (cell);
248	}	411	}
249	}	412	}
250	}	413	}
251		414
		415	typedef struct {
		416	tileid tile;
		417	uint8_t x, y, level;
		418	} smooth_key;
		419
252	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
253	music_finished ()	432	music_finished (void)
254	{	433	{
255	SDL_UserEvent ev;	434	SDL_UserEvent ev;
256		435
257	ev.type = SDL_USEREVENT;	436	ev.type = SDL_USEREVENT;
258	ev.code = 0;	437	ev.code = 0;
…		…
260	ev.data2 = 0;	439	ev.data2 = 0;
261		440
262	SDL_PushEvent ((SDL_Event *)&ev);	441	SDL_PushEvent ((SDL_Event *)&ev);
263	}	442	}
264		443
265	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
266		571
267	PROTOTYPES: ENABLE	572	PROTOTYPES: ENABLE
268		573
269	BOOT:	574	BOOT:
270	{	575	{
271	HV *stash = gv_stashpv ("CFClient", 1);	576	HV *stash = gv_stashpv ("DC", 1);
272	static const struct {	577	static const struct {
273	const char *name;	578	const char *name;
274	IV iv;	579	IV iv;
275	} *civ, const_iv[] = {	580	} *civ, const_iv[] = {
276	# 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
277	const_iv (SDL_ACTIVEEVENT),	585	const_iv (SDL_ACTIVEEVENT),
278	const_iv (SDL_KEYDOWN),	586	const_iv (SDL_KEYDOWN),
279	const_iv (SDL_KEYUP),	587	const_iv (SDL_KEYUP),
280	const_iv (SDL_MOUSEMOTION),	588	const_iv (SDL_MOUSEMOTION),
281	const_iv (SDL_MOUSEBUTTONDOWN),	589	const_iv (SDL_MOUSEBUTTONDOWN),
…		…
290	const_iv (SDL_EVENT_RESERVEDA),	598	const_iv (SDL_EVENT_RESERVEDA),
291	const_iv (SDL_EVENT_RESERVEDB),	599	const_iv (SDL_EVENT_RESERVEDB),
292	const_iv (SDL_VIDEORESIZE),	600	const_iv (SDL_VIDEORESIZE),
293	const_iv (SDL_VIDEOEXPOSE),	601	const_iv (SDL_VIDEOEXPOSE),
294	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),
295	const_iv (SDLK_KP0),	660	const_iv (SDLK_KP0),
296	const_iv (SDLK_KP1),	661	const_iv (SDLK_KP1),
297	const_iv (SDLK_KP2),	662	const_iv (SDLK_KP2),
298	const_iv (SDLK_KP3),	663	const_iv (SDLK_KP3),
299	const_iv (SDLK_KP4),	664	const_iv (SDLK_KP4),
…		…
354	const_iv (SDLK_BREAK),	719	const_iv (SDLK_BREAK),
355	const_iv (SDLK_MENU),	720	const_iv (SDLK_MENU),
356	const_iv (SDLK_POWER),	721	const_iv (SDLK_POWER),
357	const_iv (SDLK_EURO),	722	const_iv (SDLK_EURO),
358	const_iv (SDLK_UNDO),	723	const_iv (SDLK_UNDO),
		724
359	const_iv (KMOD_NONE),	725	const_iv (KMOD_NONE),
		726	const_iv (KMOD_SHIFT),
360	const_iv (KMOD_LSHIFT),	727	const_iv (KMOD_LSHIFT),
361	const_iv (KMOD_RSHIFT),	728	const_iv (KMOD_RSHIFT),
		729	const_iv (KMOD_CTRL),
362	const_iv (KMOD_LCTRL),	730	const_iv (KMOD_LCTRL),
363	const_iv (KMOD_RCTRL),	731	const_iv (KMOD_RCTRL),
		732	const_iv (KMOD_ALT),
364	const_iv (KMOD_LALT),	733	const_iv (KMOD_LALT),
365	const_iv (KMOD_RALT),	734	const_iv (KMOD_RALT),
		735	const_iv (KMOD_META),
366	const_iv (KMOD_LMETA),	736	const_iv (KMOD_LMETA),
367	const_iv (KMOD_RMETA),	737	const_iv (KMOD_RMETA),
368	const_iv (KMOD_NUM),	738	const_iv (KMOD_NUM),
369	const_iv (KMOD_CAPS),	739	const_iv (KMOD_CAPS),
370	const_iv (KMOD_MODE),	740	const_iv (KMOD_MODE),
371	const_iv (KMOD_CTRL),	741
372	const_iv (KMOD_SHIFT),	742	const_iv (MIX_DEFAULT_FORMAT),
373	const_iv (KMOD_ALT),	743
374	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)
375	# undef const_iv	772	# undef const_iv
376	};	773	};
377		774
378	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; )
379	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	776	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
380		777
381	fontmap = pango_ft2_font_map_new ();	778	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
382	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	779	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
383	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);
384	}	780	}
		781
		782	void
		783	weaken (SV *rv)
		784	PROTOTYPE: $
		785	CODE:
		786	sv_rvweaken (rv);
385		787
386	int	788	int
387	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
388		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
389	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
390	SDL_Quit ()	827	void SDL_Quit ()
391		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
392	void	838	void
393	SDL_ListModes ()	839	SDL_ListModes (int rgb, int alpha)
394	PPCODE:	840	PPCODE:
395	{	841	{
396	SDL_Rect **m;	842	SDL_Rect **m;
397		843
398	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);	844	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
399	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);	845	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
400	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);	846	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
401	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);	847	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
402		848
		849	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		850	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
		851
403	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);	852	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
404	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);	853	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
405	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);	854	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
406	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);	855	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
407		856
408	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);	857	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
409	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
410	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);	858	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
411
412	SDL_EnableUNICODE (1);
413	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
414		859
415	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);	860	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
416		861
417	if (m && m != (SDL_Rect **)-1)	862	if (m && m != (SDL_Rect **)-1)
418	while (*m)	863	while (*m)
419	{	864	{
		865	if ((*m)->w >= 400 && (*m)->h >= 300)
		866	{
420	AV *av = newAV ();	867	AV *av = newAV ();
421	av_push (av, newSViv ((*m)->w));	868	av_push (av, newSViv ((*m)->w));
422	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));
423	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));	872	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		873	}
424		874
425	++m;	875	++m;
426	}	876	}
427	}	877	}
428		878
429	int	879	int
430	SDL_SetVideoMode (int w, int h, int fullscreen)	880	SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
431	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
432	RETVAL = !!SDL_SetVideoMode (	891	RETVAL = !!SDL_SetVideoMode (
433	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)	892	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
434	);	893	);
435	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	}
436	OUTPUT:	905	OUTPUT:
437	RETVAL	906	RETVAL
438		907
439	void	908	void
440	SDL_GL_SwapBuffers ()	909	SDL_GL_SwapBuffers ()
441		910
		911	char *
		912	SDL_GetKeyName (int sym)
		913
		914	int
		915	SDL_GetAppState ()
		916
		917	int
		918	SDL_GetModState ()
		919
442	void	920	void
443	SDL_PollEvent ()	921	poll_events ()
444	PPCODE:	922	PPCODE:
445	{	923	{
446	SDL_Event ev;	924	SDL_Event ev;
447		925
448	while (SDL_PollEvent (&ev))	926	SDL_PumpEvents ();
		927	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
449	{	928	{
450	HV *hv = newHV ();	929	HV *hv = newHV ();
451	hv_store (hv, "type", 4, newSViv (ev.type), 0);	930	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		931
452	switch (ev.type)	932	switch (ev.type)
453	{	933	{
454	case SDL_KEYDOWN:	934	case SDL_KEYDOWN:
455	case SDL_KEYUP:	935	case SDL_KEYUP:
456	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);	936	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
457	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);	937	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
458	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 */
459	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);	940	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
460	break;	941	break;
461		942
462	case SDL_ACTIVEEVENT:	943	case SDL_ACTIVEEVENT:
463	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);	944	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
464	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);	945	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
465	break;	946	break;
466		947
467	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);
468	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);	968	hv_store (hv, "state", 5, newSViv (state), 0);
469	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);	969	hv_store (hv, "x", 1, newSViv (x), 0);
470	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);	970	hv_store (hv, "y", 1, newSViv (y), 0);
471	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);	971	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
472	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);	972	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		973	}
473	break;	974	break;
474		975
475	case SDL_MOUSEBUTTONDOWN:	976	case SDL_MOUSEBUTTONDOWN:
476	case SDL_MOUSEBUTTONUP:	977	case SDL_MOUSEBUTTONUP:
		978	hv_store (hv, "mod", 3, newSViv (SDL_GetModState () & MOD_MASK), 0);
		979
477	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);	980	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
478	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);	981	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
479	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);	982	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
480	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;
481	}	991	}
482		992
483	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));	993	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("DC::UI::Event", 1))));
484	}	994	}
485	}	995	}
486		996
487	int	997	int
488	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)
489	POSTCALL:	999	POSTCALL:
490	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	}
491		1018
492	void	1019	void
493	Mix_CloseAudio ()	1020	Mix_CloseAudio ()
494		1021
495	int	1022	int
496	Mix_AllocateChannels (int numchans = -1)	1023	Mix_AllocateChannels (int numchans = -1)
497		1024
		1025	const char *
		1026	Mix_GetError ()
		1027
498	void	1028	void
499	lowdelay (int fd, int val = 1)	1029	lowdelay (int fd, int val = 1)
500	CODE:	1030	CODE:
		1031	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		1032
		1033	void
		1034	win32_proxy_info ()
		1035	PPCODE:
		1036	{
501	#ifndef _WIN32	1037	#ifdef _WIN32
502	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	}
503	#endif	1059	#endif
		1060	}
504		1061
505	char *	1062	int
506	gl_version ()	1063	add_font (char *file)
507	CODE:	1064	CODE:
508	RETVAL = (char *)glGetString (GL_VERSION);	1065	RETVAL = FcConfigAppFontAddFile (0, (const FcChar8 *)file);
509	OUTPUT:	1066	OUTPUT:
510	RETVAL	1067	RETVAL
511
512	char *
513	gl_extensions ()
514	CODE:
515	RETVAL = (char *)glGetString (GL_EXTENSIONS);
516	OUTPUT:
517	RETVAL
518
519	void
520	add_font (char *file)
521	CODE:
522	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
523
524	void
525	set_font (char *file)
526	CODE:
527	{
528	int count;
529	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
530	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
531	FcPatternDestroy (pattern);
532	pango_font_description_set_absolute_size (font, MIN_FONT_HEIGHT);
533	pango_context_set_font_description (context, font);
534	}
535		1068
536	void	1069	void
537	load_image_inline (SV *image_)	1070	load_image_inline (SV *image_)
538	ALIAS:	1071	ALIAS:
539	load_image_file = 1	1072	load_image_file = 1
…		…
542	STRLEN image_len;	1075	STRLEN image_len;
543	char *image = (char *)SvPVbyte (image_, image_len);	1076	char *image = (char *)SvPVbyte (image_, image_len);
544	SDL_Surface *surface, *surface2;	1077	SDL_Surface *surface, *surface2;
545	SDL_PixelFormat fmt;	1078	SDL_PixelFormat fmt;
546	SDL_RWops *rw = ix	1079	SDL_RWops *rw = ix
547	? SDL_RWFromFile (image, "r")	1080	? SDL_RWFromFile (image, "rb")
548	: SDL_RWFromConstMem (image, image_len);	1081	: SDL_RWFromConstMem (image, image_len);
549		1082
550	if (!rw)	1083	if (!rw)
551	croak ("load_image: %s", SDL_GetError ());	1084	croak ("load_image: %s", SDL_GetError ());
552		1085
…		…
581		1114
582	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	1115	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
583		1116
584	assert (surface2->pitch == surface2->w * 4);	1117	assert (surface2->pitch == surface2->w * 4);
585		1118
		1119	SDL_LockSurface (surface2);
586	EXTEND (SP, 5);	1120	EXTEND (SP, 6);
587	PUSHs (sv_2mortal (newSViv (surface2->w)));	1121	PUSHs (sv_2mortal (newSViv (surface2->w)));
588	PUSHs (sv_2mortal (newSViv (surface2->h)));	1122	PUSHs (sv_2mortal (newSViv (surface2->h)));
589	SDL_LockSurface (surface2);
590	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	1123	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
591	SDL_UnlockSurface (surface2);
592	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)));
593	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	1125	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
594	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));	1126	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		1127	SDL_UnlockSurface (surface2);
595		1128
596	SDL_FreeSurface (surface);	1129	SDL_FreeSurface (surface);
597	SDL_FreeSurface (surface2);	1130	SDL_FreeSurface (surface2);
598	}	1131	}
599		1132
…		…
621	PUSHs (sv_2mortal (newSViv (b / y)));	1154	PUSHs (sv_2mortal (newSViv (b / y)));
622	PUSHs (sv_2mortal (newSViv (a / y)));	1155	PUSHs (sv_2mortal (newSViv (a / y)));
623	}	1156	}
624		1157
625	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
626	fatal (char *message)	1167	fatal (char *message)
627	CODE:	1168	CODE:
		1169	fprintf (stderr, "FATAL: %s\n", message);
628	#ifdef _WIN32	1170	#ifdef _WIN32
629	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
630	#else	1180	#else
631	fprintf (stderr, "FATAL: %s\n", message);	1181	_exit (retval);
632	#endif	1182	#endif
633	exit (1);
634		1183
635	MODULE = CFClient PACKAGE = CFClient::Layout	1184	void
636		1185	debug ()
637	CFClient::Layout
638	new (SV *class, int base_height = 10)
639	CODE:	1186	CODE:
640	New (0, RETVAL, 1, struct cf_layout);	1187	{
641	RETVAL->base_height = base_height;	1188	#if DEBUG
642	RETVAL->pl = pango_layout_new (context);	1189	VALGRIND_DO_LEAK_CHECK;
643	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	1190	#endif
644	pango_layout_set_font_description (RETVAL->pl,	1191	}
645	pango_font_description_copy (	1192
646	pango_context_get_font_description (context)));	1193	MODULE = Deliantra::Client PACKAGE = DC::Font
		1194
		1195	PROTOTYPES: DISABLE
		1196
		1197	DC::Font
		1198	new_from_file (SV *class, char *path, int id = 0)
		1199	CODE:
		1200	{
		1201	int count;
		1202	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		1203	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		1204	FcPatternDestroy (pattern);
		1205	}
647	OUTPUT:	1206	OUTPUT:
648	RETVAL	1207	RETVAL
649		1208
650	void	1209	void
		1210	DESTROY (DC::Font self)
		1211	CODE:
		1212	pango_font_description_free (self);
		1213
		1214	void
		1215	make_default (DC::Font self)
		1216	PROTOTYPE: $
		1217	CODE:
		1218	default_font = self;
		1219
		1220	MODULE = Deliantra::Client PACKAGE = DC::Layout
		1221
		1222	PROTOTYPES: DISABLE
		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)
		1238	CODE:
		1239	New (0, RETVAL, 1, struct cf_layout);
		1240
		1241	RETVAL->pl = pango_layout_new (opengl_context);
		1242	RETVAL->r = 1.;
		1243	RETVAL->g = 1.;
		1244	RETVAL->b = 1.;
		1245	RETVAL->a = 1.;
		1246	RETVAL->base_height = MIN_FONT_HEIGHT;
		1247	RETVAL->font = 0;
		1248	RETVAL->rc = rc_alloc ();
		1249
		1250	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		1251	layout_update_font (RETVAL);
		1252	OUTPUT:
		1253	RETVAL
		1254
		1255	void
651	DESTROY (CFClient::Layout self)	1256	DESTROY (DC::Layout self)
652	CODE:	1257	CODE:
653	g_object_unref (self->pl);	1258	g_object_unref (self->pl);
		1259	rc_free (self->rc);
654	Safefree (self);	1260	Safefree (self);
655		1261
656	void	1262	void
657	set_text (CFClient::Layout self, SV *text_)	1263	set_text (DC::Layout self, SV *text_)
658	CODE:	1264	CODE:
659	{	1265	{
660	STRLEN textlen;	1266	STRLEN textlen;
661	char *text = SvPVutf8 (text_, textlen);	1267	char *text = SvPVutf8 (text_, textlen);
662		1268
663	pango_layout_set_text (self->pl, text, textlen);	1269	pango_layout_set_text (self->pl, text, textlen);
664	}	1270	}
665		1271
666	void	1272	void
667	set_markup (CFClient::Layout self, SV *text_)	1273	set_markup (DC::Layout self, SV *text_)
668	CODE:	1274	CODE:
669	{	1275	{
670	STRLEN textlen;	1276	STRLEN textlen;
671	char *text = SvPVutf8 (text_, textlen);	1277	char *text = SvPVutf8 (text_, textlen);
672		1278
673	pango_layout_set_markup (self->pl, text, textlen);	1279	pango_layout_set_markup (self->pl, text, textlen);
674	}	1280	}
675		1281
676	SV *	1282	void
677	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)
678	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
679	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);	1362	RETVAL = lines < pango_layout_get_line_count (self->pl);
680	SvUTF8_on (RETVAL);	1363	}
681	OUTPUT:	1364	OUTPUT:
682	RETVAL	1365	RETVAL
683		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
684	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
		1384	set_font (DC::Layout self, DC::Font font = 0)
		1385	CODE:
		1386	if (self->font != font)
		1387	{
		1388	self->font = font;
		1389	layout_update_font (self);
		1390	}
		1391
		1392	void
685	set_height (CFClient::Layout self, int base_height)	1393	set_height (DC::Layout self, int base_height)
686	CODE:	1394	CODE:
		1395	if (self->base_height != base_height)
		1396	{
687	self->base_height = base_height;	1397	self->base_height = base_height;
		1398	layout_update_font (self);
		1399	}
688		1400
689	void	1401	void
690	set_width (CFClient::Layout self, int max_width = -1)	1402	set_width (DC::Layout self, int max_width = -1)
691	CODE:	1403	CODE:
692	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);
693		1405
694	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
695	size (CFClient::Layout self)	1432	size (DC::Layout self)
696	PPCODE:	1433	PPCODE:
697	{	1434	{
698	int w, h;	1435	int w, h;
699		1436
700	layout_update (self);
701	layout_get_pixel_size (self, &w, &h);	1437	layout_get_pixel_size (self, &w, &h);
702		1438
703	EXTEND (SP, 2);	1439	EXTEND (SP, 2);
704	PUSHs (sv_2mortal (newSViv (w)));	1440	PUSHs (sv_2mortal (newSViv (w)));
705	PUSHs (sv_2mortal (newSViv (h)));	1441	PUSHs (sv_2mortal (newSViv (h)));
706	}	1442	}
707		1443
708	int	1444	int
709	xy_to_index (CFClient::Layout self, int x, int y)	1445	descent (DC::Layout self)
710	CODE:	1446	CODE:
711	{	1447	{
712	int index, trailing;	1448	PangoRectangle rect;
713		1449	PangoLayoutLine *line = pango_layout_get_line_readonly (self->pl, 0);
714	layout_update (self);	1450	pango_layout_line_get_pixel_extents (line, 0, &rect);
715	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1451	RETVAL = PANGO_DESCENT (rect);
716
717	RETVAL = index;
718	}	1452	}
719	OUTPUT:	1453	OUTPUT:
720	RETVAL	1454	RETVAL
721		1455
		1456	int
		1457	xy_to_index (DC::Layout self, int x, int y)
		1458	CODE:
		1459	{
		1460	int index, trailing;
		1461	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1462	RETVAL = index + trailing;
		1463	}
		1464	OUTPUT:
		1465	RETVAL
		1466
722	void	1467	void
723	cursor_pos (CFClient::Layout self, int index)	1468	cursor_pos (DC::Layout self, int index)
724	PPCODE:	1469	PPCODE:
725	{	1470	{
726	PangoRectangle strong_pos;	1471	PangoRectangle pos;
727	layout_update (self);
728	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1472	pango_layout_get_cursor_pos (self->pl, index, &pos, 0);
729		1473
730	EXTEND (SP, 3);	1474	EXTEND (SP, 3);
731	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1475	PUSHs (sv_2mortal (newSViv (pos.x / PANGO_SCALE)));
732	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1476	PUSHs (sv_2mortal (newSViv (pos.y / PANGO_SCALE)));
733	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1477	PUSHs (sv_2mortal (newSViv (pos.height / PANGO_SCALE)));
734	}	1478	}
735		1479
736	void	1480	void
737	render (CFClient::Layout self)	1481	index_to_line_x (DC::Layout self, int index, int trailing = 0)
738	PPCODE:	1482	PPCODE:
739	{	1483	{
740	SV *retval;	1484	int line, x;
741	int w, h;
742	FT_Bitmap bitmap;
743		1485
744	layout_update (self);	1486	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
745	layout_get_pixel_size (self, &w, &h);	1487	#if !PANGO_VERSION_CHECK (1, 17, 3)
746		1488	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
747	retval = newSV (w * h);	1489	--line;
748	SvPOK_only (retval);	1490	#endif
749	SvCUR_set (retval, w * h);
750
751	bitmap.rows = h;
752	bitmap.width = w;
753	bitmap.pitch = w;
754	bitmap.buffer = (unsigned char*)SvPVX (retval);
755	bitmap.num_grays = 256;
756	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
757
758	memset (bitmap.buffer, 0, w * h);
759
760	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
761
762	EXTEND (SP, 3);	1491	EXTEND (SP, 2);
763	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	{
764	PUSHs (sv_2mortal (newSViv (h)));	1516	PUSHs (sv_2mortal (newSViv (index)));
765	PUSHs (sv_2mortal (retval));	1517	PUSHs (sv_2mortal (newSViv (trailing)));
		1518	}
766	}	1519	}
767		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
768	MODULE = CFClient PACKAGE = CFClient::Texture	1555	MODULE = Deliantra::Client PACKAGE = DC::Texture
769		1556
		1557	PROTOTYPES: ENABLE
		1558
770	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
771	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.)
772	PROTOTYPE: $$$;$$	1583	PROTOTYPE: $$$;$$
		1584	ALIAS:
		1585	draw_quad_alpha = 1
		1586	draw_quad_alpha_premultiplied = 2
773	CODE:	1587	CODE:
774	{	1588	{
775	HV *hv = (HV *)SvRV (self);	1589	HV *hv = (HV *)SvRV (self);
776	float s = SvNV (*hv_fetch (hv, "s", 1, 1));	1590	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
777	float t = SvNV (*hv_fetch (hv, "t", 1, 1));	1591	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
778	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1592	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
779	int wrap_mode = SvIV (*hv_fetch (hv, "wrap_mode", 9, 1));	1593
		1594	if (name <= 0)
		1595	XSRETURN_EMPTY;
780		1596
781	if (items < 5)	1597	if (items < 5)
782	{	1598	{
783	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1599	w = SvNV (*hv_fetch (hv, "w", 1, 1));
784	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1600	h = SvNV (*hv_fetch (hv, "h", 1, 1));
785	}	1601	}
786		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
787	glBindTexture (GL_TEXTURE_2D, name);	1617	glBindTexture (GL_TEXTURE_2D, name);
788	if (wrap_mode) {	1618
789	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
790	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
791	}
792	glBegin (GL_QUADS);	1619	glBegin (GL_QUADS);
793	glTexCoord2f (0, 0); glVertex2f (x , y );	1620	glTexCoord2f (0, 0); glVertex2f (x , y );
794	glTexCoord2f (0, t); glVertex2f (x , y + h);	1621	glTexCoord2f (0, t); glVertex2f (x , y + h);
795	glTexCoord2f (s, t); glVertex2f (x + w, y + h);	1622	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
796	glTexCoord2f (s, 0); glVertex2f (x + w, y );	1623	glTexCoord2f (s, 0); glVertex2f (x + w, y );
797	glEnd ();	1624	glEnd ();
798	}
799		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
800	MODULE = CFClient PACKAGE = CFClient::Map	1644	MODULE = Deliantra::Client PACKAGE = DC::Map
801		1645
802	CFClient::Map	1646	PROTOTYPES: DISABLE
803	new (SV *class, int map_width, int map_height)	1647
		1648	DC::Map
		1649	new (SV *class)
804	CODE:	1650	CODE:
805	New (0, RETVAL, 1, struct map);	1651	New (0, RETVAL, 1, struct map);
806	RETVAL->x = 0;	1652	RETVAL->x = 0;
807	RETVAL->y = 0;	1653	RETVAL->y = 0;
808	RETVAL->w = map_width;	1654	RETVAL->w = 0;
809	RETVAL->h = map_height;	1655	RETVAL->h = 0;
810	RETVAL->ox = 0;	1656	RETVAL->ox = 0;
811	RETVAL->oy = 0;	1657	RETVAL->oy = 0;
812	RETVAL->faces = 8192;	1658	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
813	Newz (0, RETVAL->face, RETVAL->faces, mapface);	1659	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
814	RETVAL->texs = 8192;
815	Newz (0, RETVAL->tex, RETVAL->texs, maptex);
816	RETVAL->rows = 0;	1660	RETVAL->rows = 0;
817	RETVAL->row = 0;	1661	RETVAL->row = 0;
818	OUTPUT:	1662	OUTPUT:
819	RETVAL	1663	RETVAL
820		1664
821	void	1665	void
822	DESTROY (CFClient::Map self)	1666	DESTROY (DC::Map self)
823	CODE:	1667	CODE:
824	{	1668	{
825	map_clear (self);	1669	map_clear (self);
826	Safefree (self->face);	1670	Safefree (self->face2tile);
		1671	Safefree (self->tex);
827	Safefree (self);	1672	Safefree (self);
828	}	1673	}
829		1674
830	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
831	clear (CFClient::Map self)	1682	clear (DC::Map self)
832	CODE:	1683	CODE:
833	map_clear (self);	1684	map_clear (self);
834		1685
835	void	1686	void
836	set_face (CFClient::Map self, int face, int texid)	1687	set_tileid (DC::Map self, int face, int tile)
837	CODE:	1688	CODE:
838	{	1689	{
839	while (self->faces <= face)	1690	need_facenum (self, face); self->face2tile [face] = tile;
840	{	1691	need_texid (self, tile);
841	Append (mapface, self->face, self->faces, self->faces);
842	self->faces *= 2;
843	}
844
845	self->face [face] = texid;
846	}	1692	}
847		1693
848	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
849	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)
850	CODE:	1719	CODE:
851	{	1720	{
852	while (self->texs <= texid)	1721	need_texid (self, texid);
853	{
854	Append (maptex, self->tex, self->texs, self->texs);
855	self->texs *= 2;
856	}
857		1722
858	{	1723	{
859	maptex *tex = self->tex + texid;	1724	maptex *tex = self->tex + texid;
860		1725
861	tex->name = name;	1726	tex->name = name;
…		…
866	tex->r = r;	1731	tex->r = r;
867	tex->g = g;	1732	tex->g = g;
868	tex->b = b;	1733	tex->b = b;
869	tex->a = a;	1734	tex->a = a;
870	}	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);
871	}	1745	}
872		1746
873	int	1747	int
874	ox (CFClient::Map self)	1748	ox (DC::Map self)
875	ALIAS:	1749	ALIAS:
876	oy = 1	1750	oy = 1
		1751	x = 2
		1752	y = 3
		1753	w = 4
		1754	h = 5
877	CODE:	1755	CODE:
878	switch (ix)	1756	switch (ix)
879	{	1757	{
880	case 0: RETVAL = self->ox; break;	1758	case 0: RETVAL = self->ox; break;
881	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;
882	}	1764	}
883	OUTPUT:	1765	OUTPUT:
884	RETVAL	1766	RETVAL
885		1767
886	void	1768	void
887	scroll (CFClient::Map self, int dx, int dy)	1769	scroll (DC::Map self, int dx, int dy)
888	CODE:	1770	CODE:
889	{	1771	{
890	if (dx > 0)	1772	if (dx > 0)
891	map_blank (self, self->x, self->y, dx - 1, self->h);	1773	map_blank (self, self->x, self->y, dx, self->h);
892	else if (dx < 0)	1774	else if (dx < 0)
893	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);
894		1776
895	if (dy > 0)	1777	if (dy > 0)
896	map_blank (self, self->x, self->y, self->w, dy - 1);	1778	map_blank (self, self->x, self->y, self->w, dy);
897	else if (dy < 0)	1779	else if (dy < 0)
898	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);
899		1781
900	self->ox += dx; self->x += dx;	1782	self->ox += dx; self->x += dx;
901	self->oy += dy; self->y += dy;	1783	self->oy += dy; self->y += dy;
902		1784
903	while (self->y < 0)	1785	while (self->y < 0)
…		…
907	self->rows += MAP_EXTEND_Y;	1789	self->rows += MAP_EXTEND_Y;
908	self->y += MAP_EXTEND_Y;	1790	self->y += MAP_EXTEND_Y;
909	}	1791	}
910	}	1792	}
911		1793
912	void	1794	SV *
913	map1a_update (CFClient::Map self, SV *data_)	1795	map1a_update (DC::Map self, SV *data_, int extmap)
914	CODE:	1796	CODE:
915	{	1797	{
916	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);	1798	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
917	uint8_t *data_end = (uint8_t *)SvEND (data_);	1799	uint8_t *data_end = (uint8_t *)SvEND (data_);
918	mapcell *cell;	1800	mapcell *cell;
919	int x, y, flags;	1801	int x, y, z, flags;
		1802	AV *missing = newAV ();
		1803	RETVAL = newRV_noinc ((SV *)missing);
920		1804
921	while (data < data_end)	1805	while (data < data_end - 1)
922	{	1806	{
923	flags = (data [0] << 8) + data [1]; data += 2;	1807	flags = (data [0] << 8) + data [1]; data += 2;
924		1808
925	x = ((flags >> 10) & 63) + self->x;	1809	x = self->x + ((flags >> 10) & 63);
926	y = ((flags >> 4) & 63) + self->y;	1810	y = self->y + ((flags >> 4) & 63);
927		1811
928	cell = map_get_cell (self, x, y);	1812	cell = map_get_cell (self, x, y);
929		1813
930	if (flags & 15)	1814	if (flags & 15)
931	{	1815	{
932	if (cell->darkness < 0)	1816	if (!cell->darkness)
933	{	1817	{
		1818	memset (cell, 0, sizeof (*cell));
934	cell->darkness = 0;	1819	cell->darkness = 256;
935	cell->face [0] = 0;
936	cell->face [1] = 0;
937	cell->face [2] = 0;
938	}	1820	}
939		1821
940	cell->darkness = flags & 8 ? *data++ : 255;
941
942	//TODO: don't trust server data to be in-range(!)	1822	//TODO: don't trust server data to be in-range(!)
943		1823
944	if (flags & 4)	1824	if (flags & 8)
945	{	1825	{
946	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;
947	}	1864	}
948		1865
		1866	for (z = 0; z <= 2; ++z)
949	if (flags & 2)	1867	if (flags & (4 >> z))
950	{	1868	{
951	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	}
952	}	1886	}
953
954	if (flags & 1)
955	{
956	cell->face [2] = self->face [(data [0] << 8) + data [1]]; data += 2;
957	}
958	}	1887	}
959	else	1888	else
960	cell->darkness = -1;	1889	CELL_CLEAR (cell);
961	}	1890	}
962	}	1891	}
		1892	OUTPUT:
		1893	RETVAL
963		1894
964	SV *	1895	SV *
965	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)
966	CODE:	1897	CODE:
967	{	1898	{
968	int x1, x;	1899	int x1, x;
969	int y1, y;	1900	int y1, y;
970	int z;	1901	int z;
…		…
991	{	1922	{
992	mapcell *cell = row->col + (x - row->c0);	1923	mapcell *cell = row->col + (x - row->c0);
993		1924
994	for (z = 0; z <= 0; z++)	1925	for (z = 0; z <= 0; z++)
995	{	1926	{
996	mapface face = cell->face [z];
997
998	if (face)
999	{
1000	maptex tex = self->tex [face];	1927	maptex tex = self->tex [cell->tile [z]];
1001	int a0 = 255 - tex.a;	1928	int a0 = 255 - tex.a;
1002	int a1 = tex.a;	1929	int a1 = tex.a;
1003		1930
1004	r = (r * a0 + tex.r * a1) / 255;	1931	r = (r * a0 + tex.r * a1) / 255;
1005	g = (g * a0 + tex.g * a1) / 255;	1932	g = (g * a0 + tex.g * a1) / 255;
1006	b = (b * a0 + tex.b * a1) / 255;	1933	b = (b * a0 + tex.b * a1) / 255;
1007	a = (a * a0 + tex.a * a1) / 255;	1934	a = (a * a0 + tex.a * a1) / 255;
1008	}
1009	}	1935	}
1010	}	1936	}
1011		1937
1012	*map++ = (r )	1938	*map++ = (r )
1013	| (g << 8)	1939	| (g << 8)
…		…
1020	}	1946	}
1021	OUTPUT:	1947	OUTPUT:
1022	RETVAL	1948	RETVAL
1023		1949
1024	void	1950	void
1025	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)
1026	PPCODE:	2319	PPCODE:
1027	{	2320	{
1028	int vx, vy;
1029	int x, y, z;	2321	int x, y;
1030	int last_name;	2322	int sw1 = sw + 2;
1031	mapface face;	2323	int sh1 = sh + 2;
		2324	int sh3 = sh * 3;
1032	int sw4 = (sw + 3) & ~3;	2325	int sw34 = (sw * 3 + 3) & ~3;
		2326	uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
1033	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));	2327	SV *darkness3_sv = sv_2mortal (newSV (sw34 * sh3));
1034	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);	2328	uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
1035		2329
1036	memset (darkness, 255, sw4 * sh);
1037	SvPOK_only (darkness_sv);	2330	SvPOK_only (darkness3_sv);
1038	SvCUR_set (darkness_sv, sw4 * sh);	2331	SvCUR_set (darkness3_sv, sw34 * sh3);
1039		2332
1040	vx = self->x + (self->w - sw) / 2 - shift_x;	2333	mx += self->x - 1;
1041	vy = self->y + (self->h - sh) / 2 - shift_y;	2334	my += self->y - 1;
1042		2335
1043	/*	2336	memset (darkness1, 255 - FOW_DARKNESS, sw1 * sh1);
1044	int vx = self->vx = self->w >= sw
1045	? self->x + (self->w - sw) / 2
1046	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
1047		2337
1048	int vy = self->vy = self->h >= sh
1049	? self->y + (self->h - sh) / 2
1050	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
1051	*/
1052
1053	glColor4ub (255, 255, 255, 255);
1054
1055	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1056	glEnable (GL_BLEND);
1057	glEnable (GL_TEXTURE_2D);
1058	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
1059
1060	glBegin (GL_QUADS);
1061
1062	last_name = 0;
1063
1064	for (z = 0; z < 3; z++)
1065	for (y = 0; y < sh; y++)	2338	for (y = 0; y < sh1; y++)
1066	if (0 <= y + vy && y + vy < self->rows)	2339	if (0 <= y + my && y + my < self->rows)
1067	{	2340	{
1068	maprow *row = self->row + (y + vy);	2341	maprow *row = self->row + (y + my);
1069		2342
1070	for (x = 0; x < sw; x++)	2343	for (x = 0; x < sw1; x++)
1071	if (row->c0 <= x + vx && x + vx < row->c1)	2344	if (row->c0 <= x + mx && x + mx < row->c1)
1072	{	2345	{
1073	mapcell *cell = row->col + (x + vx - row->c0);	2346	mapcell *cell = row->col + (x + mx - row->c0);
1074		2347
1075	darkness[y * sw4 + x] = cell->darkness < 0	2348	darkness1 [y * sw1 + x] = cell->darkness
		2349	? 255 - (cell->darkness - 1)
1076	? 255 - FOW_DARKNESS	2350	: 255 - FOW_DARKNESS;
1077	: 255 - cell->darkness;
1078
1079	face = cell->face [z];
1080
1081	if (face)
1082	{
1083	maptex tex = self->tex [face];
1084
1085	int px = (x + 1) * 32 - tex.w;
1086	int py = (y + 1) * 32 - tex.h;
1087
1088	if (last_name != tex.name)
1089	{
1090	glEnd ();
1091	last_name = tex.name;
1092	glBindTexture (GL_TEXTURE_2D, last_name);
1093	glBegin (GL_QUADS);
1094	}
1095
1096	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
1097	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
1098	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
1099	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
1100	}
1101	}	2351	}
1102	}	2352	}
1103		2353
1104	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];
1105		2366
1106	glDisable (GL_TEXTURE_2D);	2367	uint8_t r11 = (d11 + d21 + d12) / 3;
1107	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);
1108		2391
1109	EXTEND (SP, 3);	2392	EXTEND (SP, 3);
1110	PUSHs (sv_2mortal (newSViv (sw4)));	2393	PUSHs (sv_2mortal (newSViv (sw34)));
1111	PUSHs (sv_2mortal (newSViv (sh)));	2394	PUSHs (sv_2mortal (newSViv (sh3)));
1112	PUSHs (darkness_sv);	2395	PUSHs (darkness3_sv);
1113	}	2396	}
1114		2397
1115	SV *	2398	SV *
1116	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)
1117	CODE:	2400	CODE:
1118	{	2401	{
1119	int x, y, x1, y1;	2402	int x, y, x1, y1;
1120	SV *data_sv = newSV (w * h * 7 + 5);	2403	SV *data_sv = newSV (w * h * 7 + 5);
1121	uint8_t *data = (uint8_t *)SvPVX (data_sv);	2404	uint8_t *data = (uint8_t *)SvPVX (data_sv);
…		…
1146	if (row && row->c0 <= x && x < row->c1)	2429	if (row && row->c0 <= x && x < row->c1)
1147	{	2430	{
1148	mapcell *cell = row->col + (x - row->c0);	2431	mapcell *cell = row->col + (x - row->c0);
1149	uint8_t flags = 0;	2432	uint8_t flags = 0;
1150		2433
1151	if (cell->face [0]) flags |= 1;	2434	if (cell->tile [0]) flags |= 1;
1152	if (cell->face [1]) flags |= 2;	2435	if (cell->tile [1]) flags |= 2;
1153	if (cell->face [2]) flags |= 4;	2436	if (cell->tile [2]) flags |= 4;
1154		2437
1155	*data++ = flags;	2438	*data++ = flags;
1156		2439
1157	if (flags & 1)	2440	if (flags & 1)
1158	{	2441	{
		2442	tileid tile = cell->tile [0];
1159	*data++ = cell->face [0] >> 8;	2443	*data++ = tile >> 8;
1160	*data++ = cell->face [0];	2444	*data++ = tile;
1161	}	2445	}
1162		2446
1163	if (flags & 2)	2447	if (flags & 2)
1164	{	2448	{
		2449	tileid tile = cell->tile [1];
1165	*data++ = cell->face [1] >> 8;	2450	*data++ = tile >> 8;
1166	*data++ = cell->face [1];	2451	*data++ = tile;
1167	}	2452	}
1168		2453
1169	if (flags & 4)	2454	if (flags & 4)
1170	{	2455	{
		2456	tileid tile = cell->tile [2];
1171	*data++ = cell->face [2] >> 8;	2457	*data++ = tile >> 8;
1172	*data++ = cell->face [2];	2458	*data++ = tile;
1173	}	2459	}
1174	}	2460	}
1175	else	2461	else
1176	*data++ = 0;	2462	*data++ = 0;
1177	}	2463	}
1178	}	2464	}
1179		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	{
1180	SvPOK_only (data_sv);	2469	SvPOK_only (data_sv);
1181	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));	2470	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2471	}
		2472
1182	RETVAL = data_sv;	2473	RETVAL = data_sv;
1183	}	2474	}
1184	OUTPUT:	2475	OUTPUT:
1185	RETVAL	2476	RETVAL
1186		2477
1187	void	2478	void
1188	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)
1189	PPCODE:	2480	PPCODE:
1190	{	2481	{
1191	int x, y, z;	2482	int x, y, z;
1192	int w, h;	2483	int w, h;
1193	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;
1194		2495
1195	if (*data++ != 0)	2496	if (*data++ != 0)
1196	return; /* version mismatch */	2497	XSRETURN_EMPTY; /* version mismatch */
1197		2498
1198	w = *data++ << 8; w |= *data++;	2499	w = *data++ << 8; w |= *data++;
1199	h = *data++ << 8; h |= *data++;	2500	h = *data++ << 8; h |= *data++;
1200		2501
1201	// 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
…		…
1213	{	2514	{
1214	maprow *row = map_get_row (self, y);	2515	maprow *row = map_get_row (self, y);
1215		2516
1216	for (x = x0; x < x1; x++)	2517	for (x = x0; x < x1; x++)
1217	{	2518	{
		2519	uint8_t flags;
		2520
		2521	if (data + 7 >= end)
		2522	XSRETURN_EMPTY;
		2523
1218	uint8_t flags = *data++;	2524	flags = *data++;
1219		2525
1220	if (flags)	2526	if (flags)
1221	{	2527	{
1222	mapface face[3] = { 0, 0, 0 };
1223
1224	mapcell *cell = row_get_cell (row, x);	2528	mapcell *cell = row_get_cell (row, x);
		2529	tileid tile[3] = { 0, 0, 0 };
1225		2530
1226	if (flags & 1) { face[0] = *data++ << 8; face[0] |= *data++; }	2531	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
1227	if (flags & 2) { face[1] = *data++ << 8; face[1] |= *data++; }	2532	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
1228	if (flags & 4) { face[2] = *data++ << 8; face[2] |= *data++; }	2533	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
1229		2534
1230	if (cell->darkness <= 0)	2535	if (cell->darkness == 0)
1231	{	2536	{
1232	cell->darkness = -1;	2537	/*cell->darkness = 0;*/
		2538	EXTEND (SP, 3);
1233		2539
1234	for (z = 0; z <= 2; z++)	2540	for (z = 0; z <= 2; z++)
1235	{	2541	{
1236	cell->face[z] = face[z];	2542	tileid t = tile [z];
1237		2543
1238	if (face[z] && (face[z] >= self->texs || !self->tex[face [z]].name))	2544	if (t >= self->texs || (t && !self->tex [t].name))
		2545	{
1239	XPUSHs (sv_2mortal (newSViv (face[z])));	2546	PUSHs (sv_2mortal (newSViv (t)));
		2547	need_texid (self, t);
		2548	}
		2549
		2550	cell->tile [z] = t;
1240	}	2551	}
1241	}	2552	}
1242	}	2553	}
1243	}	2554	}
1244	}	2555	}
1245	}	2556	}
1246		2557
1247	MODULE = CFClient PACKAGE = CFClient::MixChunk	2558	MODULE = Deliantra::Client PACKAGE = DC::RW
1248		2559
1249	CFClient::MixChunk	2560	DC::RW
1250	new_from_file (SV *class, char *path)	2561	new (SV *class, SV *data_sv)
1251	CODE:	2562	CODE:
1252	RETVAL = Mix_LoadWAV (path);	2563	{
		2564	STRLEN datalen;
		2565	char *data = SvPVbyte (data_sv, datalen);
		2566
		2567	RETVAL = SDL_RWFromConstMem (data, datalen);
		2568	}
1253	OUTPUT:	2569	OUTPUT:
1254	RETVAL	2570	RETVAL
1255		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 : '('
1256	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
1257	DESTROY (CFClient::MixChunk self)	2681	DESTROY (DC::MixChunk self)
1258	CODE:	2682	CODE:
1259	Mix_FreeChunk (self);	2683	Mix_FreeChunk (self);
1260		2684
1261	int	2685	int
1262	volume (CFClient::MixChunk self, int volume = -1)	2686	volume (DC::MixChunk self, int volume = -1)
1263	CODE:	2687	CODE:
		2688	if (items > 1)
		2689	volume = CLAMP (volume, 0, 128);
1264	RETVAL = Mix_VolumeChunk (self, volume);	2690	RETVAL = Mix_VolumeChunk (self, volume);
1265	OUTPUT:	2691	OUTPUT:
1266	RETVAL	2692	RETVAL
1267		2693
1268	int	2694	DC::Channel
1269	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)
1270	CODE:	2696	CODE:
		2697	{
1271	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	}
1272	OUTPUT:	2709	OUTPUT:
1273	RETVAL	2710	RETVAL
1274		2711
1275	MODULE = CFClient PACKAGE = CFClient::MixMusic	2712	MODULE = Deliantra::Client PACKAGE = DC::MixMusic
1276		2713
1277	int	2714	int
1278	volume (int volume = -1)	2715	volume (int volume = -1)
		2716	PROTOTYPE: ;$
1279	CODE:	2717	CODE:
		2718	if (items > 0)
		2719	volume = CLAMP (volume, 0, 128);
1280	RETVAL = Mix_VolumeMusic (volume);	2720	RETVAL = Mix_VolumeMusic (volume);
1281	OUTPUT:	2721	OUTPUT:
1282	RETVAL	2722	RETVAL
1283		2723
1284	CFClient::MixMusic	2724	void
1285	new_from_file (SV *class, char *path)	2725	fade_out (int ms)
1286	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:
1287	RETVAL = Mix_LoadMUS (path);	2737	RETVAL = Mix_LoadMUS_RW (rwops);
1288	OUTPUT:	2738	OUTPUT:
1289	RETVAL	2739	RETVAL
1290		2740
1291	void	2741	void
1292	DESTROY (CFClient::MixMusic self)	2742	DESTROY (DC::MixMusic self)
1293	CODE:	2743	CODE:
1294	Mix_FreeMusic (self);	2744	Mix_FreeMusic (self);
1295		2745
1296	int	2746	int
1297	play (CFClient::MixMusic self, int loops = -1)	2747	play (DC::MixMusic self, int loops = -1)
1298	CODE:	2748	CODE:
1299	RETVAL = Mix_PlayMusic (self, loops);	2749	RETVAL = Mix_PlayMusic (self, loops);
1300	OUTPUT:	2750	OUTPUT:
1301	RETVAL	2751	RETVAL
1302		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
1303	MODULE = CFClient PACKAGE = CFClient::OpenGL	2758	MODULE = Deliantra::Client PACKAGE = DC::OpenGL
		2759
		2760	PROTOTYPES: ENABLE
1304		2761
1305	BOOT:	2762	BOOT:
1306	{	2763	{
1307	HV *stash = gv_stashpv ("CFClient::OpenGL", 1);	2764	HV *stash = gv_stashpv ("DC::OpenGL", 1);
1308	static const struct {	2765	static const struct {
1309	const char *name;	2766	const char *name;
1310	IV iv;	2767	IV iv;
1311	} *civ, const_iv[] = {	2768	} *civ, const_iv[] = {
1312	# 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),
1313	const_iv (GL_COLOR_MATERIAL),	2773	const_iv (GL_COLOR_MATERIAL),
1314	const_iv (GL_SMOOTH),	2774	const_iv (GL_SMOOTH),
1315	const_iv (GL_FLAT),	2775	const_iv (GL_FLAT),
		2776	const_iv (GL_DITHER),
1316	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),
1317	const_iv (GL_AND),	2787	const_iv (GL_AND),
		2788	const_iv (GL_ONE),
		2789	const_iv (GL_ZERO),
1318	const_iv (GL_SRC_ALPHA),	2790	const_iv (GL_SRC_ALPHA),
		2791	const_iv (GL_DST_ALPHA),
1319	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),
1320	const_iv (GL_RGB),	2795	const_iv (GL_RGB),
1321	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),
1322	const_iv (GL_UNSIGNED_BYTE),	2800	const_iv (GL_UNSIGNED_BYTE),
1323	const_iv (GL_ALPHA4),	2801	const_iv (GL_UNSIGNED_SHORT),
		2802	const_iv (GL_UNSIGNED_INT),
1324	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),
1325	const_iv (GL_FLOAT),	2807	const_iv (GL_FLOAT),
1326	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),
1327	const_iv (GL_COMPILE),	2815	const_iv (GL_COMPILE),
		2816	const_iv (GL_PROXY_TEXTURE_1D),
		2817	const_iv (GL_PROXY_TEXTURE_2D),
1328	const_iv (GL_TEXTURE_1D),	2818	const_iv (GL_TEXTURE_1D),
1329	const_iv (GL_TEXTURE_2D),	2819	const_iv (GL_TEXTURE_2D),
1330	const_iv (GL_TEXTURE_ENV),	2820	const_iv (GL_TEXTURE_ENV),
1331	const_iv (GL_TEXTURE_MAG_FILTER),	2821	const_iv (GL_TEXTURE_MAG_FILTER),
1332	const_iv (GL_TEXTURE_MIN_FILTER),	2822	const_iv (GL_TEXTURE_MIN_FILTER),
1333	const_iv (GL_TEXTURE_ENV_MODE),	2823	const_iv (GL_TEXTURE_ENV_MODE),
1334	const_iv (GL_TEXTURE_WRAP_S),	2824	const_iv (GL_TEXTURE_WRAP_S),
1335	const_iv (GL_TEXTURE_WRAP_T),	2825	const_iv (GL_TEXTURE_WRAP_T),
		2826	const_iv (GL_REPEAT),
1336	const_iv (GL_CLAMP),	2827	const_iv (GL_CLAMP),
1337	const_iv (GL_REPEAT),	2828	const_iv (GL_CLAMP_TO_EDGE),
1338	const_iv (GL_NEAREST),	2829	const_iv (GL_NEAREST),
1339	const_iv (GL_LINEAR),	2830	const_iv (GL_LINEAR),
1340	const_iv (GL_NEAREST_MIPMAP_NEAREST),	2831	const_iv (GL_NEAREST_MIPMAP_NEAREST),
1341	const_iv (GL_LINEAR_MIPMAP_NEAREST),	2832	const_iv (GL_LINEAR_MIPMAP_NEAREST),
1342	const_iv (GL_NEAREST_MIPMAP_LINEAR),	2833	const_iv (GL_NEAREST_MIPMAP_LINEAR),
1343	const_iv (GL_LINEAR_MIPMAP_LINEAR),	2834	const_iv (GL_LINEAR_MIPMAP_LINEAR),
1344	const_iv (GL_GENERATE_MIPMAP),	2835	const_iv (GL_GENERATE_MIPMAP),
1345	const_iv (GL_LINEAR),
1346	const_iv (GL_MODULATE),	2836	const_iv (GL_MODULATE),
		2837	const_iv (GL_DECAL),
1347	const_iv (GL_REPLACE),	2838	const_iv (GL_REPLACE),
		2839	const_iv (GL_DEPTH_BUFFER_BIT),
1348	const_iv (GL_COLOR_BUFFER_BIT),	2840	const_iv (GL_COLOR_BUFFER_BIT),
1349	const_iv (GL_PROJECTION),	2841	const_iv (GL_PROJECTION),
1350	const_iv (GL_MODELVIEW),	2842	const_iv (GL_MODELVIEW),
1351	const_iv (GL_COLOR_LOGIC_OP),	2843	const_iv (GL_COLOR_LOGIC_OP),
		2844	const_iv (GL_SEPARABLE_2D),
1352	const_iv (GL_CONVOLUTION_2D),	2845	const_iv (GL_CONVOLUTION_2D),
1353	const_iv (GL_CONVOLUTION_BORDER_MODE),	2846	const_iv (GL_CONVOLUTION_BORDER_MODE),
1354	const_iv (GL_CONSTANT_BORDER),	2847	const_iv (GL_CONSTANT_BORDER),
		2848	const_iv (GL_POINTS),
1355	const_iv (GL_LINES),	2849	const_iv (GL_LINES),
		2850	const_iv (GL_LINE_STRIP),
		2851	const_iv (GL_LINE_LOOP),
1356	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),
1357	const_iv (GL_LINE_LOOP),	2857	const_iv (GL_POLYGON),
1358	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),
1359	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),
1360	# undef const_iv	2871	# undef const_iv
1361	};	2872	};
1362		2873
1363	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; )
1364	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);
1365	}	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
1366		2921
1367	int glGetError ()	2922	int glGetError ()
		2923
		2924	void glFinish ()
1368		2925
1369	void glClear (int mask)	2926	void glClear (int mask)
1370		2927
1371	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)
1372	PROTOTYPE: @	2929	PROTOTYPE: @
…		…
1379		2936
1380	void glHint (int target, int mode)	2937	void glHint (int target, int mode)
1381		2938
1382	void glBlendFunc (int sfactor, int dfactor)	2939	void glBlendFunc (int sfactor, int dfactor)
1383		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
1384	void glLogicOp (int opcode)	2947	void glLogicOp (int opcode)
1385		2948
		2949	void glColorMask (int red, int green, int blue, int alpha)
		2950
1386	void glMatrixMode (int mode)	2951	void glMatrixMode (int mode)
1387		2952
1388	void glPushMatrix ()	2953	void glPushMatrix ()
1389		2954
1390	void glPopMatrix ()	2955	void glPopMatrix ()
1391		2956
1392	void glLoadIdentity ()	2957	void glLoadIdentity ()
1393		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
1394	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
1395		2970
1396	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)
1397		2974
1398	void glTranslate (float x, float y, float z = 0.)	2975	void glTranslate (float x, float y, float z = 0.)
1399	CODE:	2976	CODE:
1400	glTranslatef (x, y, z);	2977	glTranslatef (x, y, z);
1401		2978
1402	void glScale (float x, float y, float z)	2979	void glScale (float x, float y, float z = 1.)
1403	CODE:	2980	CODE:
1404	glScalef (x, y, z);	2981	glScalef (x, y, z);
1405		2982
1406	void glRotate (float angle, float x, float y, float z)	2983	void glRotate (float angle, float x, float y, float z)
1407	CODE:	2984	CODE:
1408	glRotatef (angle, x, y, z);	2985	glRotatef (angle, x, y, z);
1409		2986
1410	void glBegin (int mode)
1411
1412	void glEnd ()
1413
1414	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)
1415	PROTOTYPE: @	2988	ALIAS:
		2989	glColor_premultiply = 1
1416	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...
1417	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);
1418		3004
1419	void glVertex (float x, float y, float z = 0.)	3005	void glVertex (float x, float y, float z = 0.)
1420	CODE:	3006	CODE:
1421	glVertex3f (x, y, z);	3007	glVertex3f (x, y, z);
1422		3008
1423	void glTexCoord (float s, float t)	3009	void glTexCoord (float s, float t)
1424	CODE:	3010	CODE:
1425	glTexCoord2f (s, t);	3011	glTexCoord2f (s, t);
1426		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
1427	void glTexEnv (int target, int pname, float param)	3042	void glTexEnv (int target, int pname, float param)
1428	CODE:	3043	CODE:
1429	glTexEnvf (target, pname, param);	3044	glTexEnvf (target, pname, param);
1430		3045
1431	void glTexParameter (int target, int pname, float param)	3046	void glTexParameter (int target, int pname, float param)
…		…
1434		3049
1435	void glBindTexture (int target, int name)	3050	void glBindTexture (int target, int name)
1436		3051
1437	void glConvolutionParameter (int target, int pname, float params)	3052	void glConvolutionParameter (int target, int pname, float params)
1438	CODE:	3053	CODE:
		3054	if (gl.ConvolutionParameterf)
1439	glConvolutionParameterf (target, pname, params);	3055	gl.ConvolutionParameterf (target, pname, params);
1440		3056
1441	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);
1442		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
1443	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)
1444		3068
1445	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)
1446		3076
1447	int glGenTexture ()	3077	int glGenTexture ()
1448	CODE:	3078	CODE:
1449	{	3079	RETVAL = gen_texture ();
1450	GLuint name;
1451	glGenTextures (1, &name);
1452	RETVAL = name;
1453	}
1454	OUTPUT:	3080	OUTPUT:
1455	RETVAL	3081	RETVAL
1456		3082
1457	void glDeleteTexture (int name)	3083	void glDeleteTexture (int name)
1458	CODE:	3084	CODE:
1459	{
1460	GLuint name_ = name;
1461	glDeleteTextures (1, &name_);	3085	del_texture (name);
1462	}	3086
1463
1464	int glGenList ()	3087	int glGenList ()
1465	CODE:	3088	CODE:
1466	RETVAL = glGenLists (1);	3089	RETVAL = glGenLists (1);
1467	OUTPUT:	3090	OUTPUT:
1468	RETVAL	3091	RETVAL
…		…
1475		3098
1476	void glEndList ()	3099	void glEndList ()
1477		3100
1478	void glCallList (int list)	3101	void glCallList (int list)
1479		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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