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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.48 by root, Tue Apr 18 00:14:16 2006 UTC vs.
Revision 1.123 by root, Wed Jun 28 23:41:11 2006 UTC

1	#ifdef _WIN32	1	#ifdef _WIN32
		2	# define _WIN32_WINNT 0x0500 // needed to get win2000 api calls
2	# include <malloc.h>	3	# include <malloc.h>
		4	# include <windows.h>
		5	# pragma warning(disable:4244)
3	#endif	6	#endif
4		7
5	#include "EXTERN.h"	8	#include "EXTERN.h"
6	#include "perl.h"	9	#include "perl.h"
7	#include "XSUB.h"	10	#include "XSUB.h"
8		11
		12	#include <math.h>
9	#include <string.h>	13	#include <string.h>
10	#include <stdio.h>	14	#include <stdio.h>
		15	#include <stdlib.h>
11		16
12	#include <SDL.h>	17	#include <SDL.h>
		18	#include <SDL_endian.h>
13	#include <SDL_image.h>	19	#include <SDL_image.h>
		20	#include <SDL_mixer.h>
14	#include <SDL_opengl.h>	21	#include <SDL_opengl.h>
15		22
16	#include <glib/gmacros.h>	23	#include <glib/gmacros.h>
17		24
18	#include <pango/pango.h>	25	#include <pango/pango.h>
19	#include <pango/pangofc-fontmap.h>	26	#include <pango/pangofc-fontmap.h>
20	#include <pango/pangoft2.h>	27	#include <pango/pangoft2.h>
		28	#include <pango/pangocairo.h>
21		29
22	#ifndef _WIN32	30	#ifndef _WIN32
23	# include <sys/types.h>	31	# include <sys/types.h>
24	# include <sys/socket.h>	32	# include <sys/socket.h>
25	# include <netinet/in.h>	33	# include <netinet/in.h>
…		…
32	typedef signed char int8_t;	40	typedef signed char int8_t;
33	typedef signed short int16_t;	41	typedef signed short int16_t;
34	typedef signed int int32_t;	42	typedef signed int int32_t;
35	#endif	43	#endif
36		44
		45	#include "glext.h"
		46
		47	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, objetc replacement character */
		48
37	#define FOW_DARKNESS 32	49	#define FOW_DARKNESS 32
38		50
39	#define MAP_EXTEND_X 32	51	#define MAP_EXTEND_X 32
40	#define MAP_EXTEND_Y 512	52	#define MAP_EXTEND_Y 512
41		53
42	static PangoContext *context;	54	#define MIN_FONT_HEIGHT 10
43	static PangoFontMap *fontmap;	55
		56	static struct
		57	{
		58	#define GL_FUNC(ptr,name) ptr name;
		59	#include "glfunc.h"
		60	#undef GL_FUNC
		61	} gl;
		62
		63	static void gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		64	{
		65	if (gl.BlendFuncSeparate)
		66	gl.BlendFuncSeparate (sa, da, saa, daa);
		67	else if (gl.BlendFuncSeparateEXT)
		68	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		69	else
		70	glBlendFunc (sa, da);
		71	}
		72
		73	typedef Mix_Chunk *CFClient__MixChunk;
		74	typedef Mix_Music *CFClient__MixMusic;
		75
		76	typedef PangoFontDescription *CFClient__Font;
		77
		78	static int
		79	shape_attr_p (PangoLayoutRun *run)
		80	{
		81	GSList *attrs = run->item->analysis.extra_attrs;
		82
		83	while (attrs)
		84	{
		85	PangoAttribute *attr = attrs->data;
		86
		87	if (attr->klass->type == PANGO_ATTR_SHAPE)
		88	return 1;
		89
		90	attrs = attrs->next;
		91	}
		92
		93	return 0;
		94	}
44		95
45	typedef struct cf_layout {	96	typedef struct cf_layout {
46	PangoLayout *pl;	97	PangoLayout *pl; // either derived from a cairo or ft2 context
		98	int rgba; // wether we use rgba (cairo) or grayscale (ft2)
		99	float r, g, b, a; // default color for rgba mode
47	int base_height;	100	int base_height;
		101	CFClient__Font font;
48	} *CFClient__Layout;	102	} *CFClient__Layout;
		103
		104	static CFClient__Font default_font;
		105	static PangoContext *ft2_context, *cairo_context;
		106	static PangoFontMap *ft2_fontmap, *cairo_fontmap;
49		107
50	static void	108	static void
51	substitute_func (FcPattern *pattern, gpointer data)	109	substitute_func (FcPattern *pattern, gpointer data)
52	{	110	{
53	FcPatternAddBool (pattern, FC_HINTING , 1);	111	FcPatternAddBool (pattern, FC_HINTING, 1);
		112	#ifdef FC_HINT_STYLE
		113	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		114	#endif
		115	#ifdef _WIN32
		116	FcPatternAddBool (pattern, FC_AUTOHINT, 1);
		117	#else
54	FcPatternAddBool (pattern, FC_AUTOHINT, 0);	118	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
		119	#endif
55	}	120	}
56		121
57	static void	122	static void
58	layout_update (CFClient__Layout self)	123	layout_update_font (CFClient__Layout self)
59	{	124	{
60	/* use a random scale factor to account for unknown descenders, 0.8 works	125	/* use a random scale factor to account for unknown descenders, 0.8 works
61	* reasonably well with bitstream vera	126	* reasonably well with bitstream vera
62	*/	127	*/
63	PangoFontDescription *font = pango_context_get_font_description (context);	128	PangoFontDescription *font = self->font ? self->font : default_font;
64		129
65	int height = self->base_height * (PANGO_SCALE * 8 / 10);
66
67	if (pango_font_description_get_size (font) != height)
68	{
69	pango_font_description_set_absolute_size (font, height);	130	pango_font_description_set_absolute_size (font,
70	pango_layout_context_changed (self->pl);	131	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
71	}	132
		133	pango_layout_set_font_description (self->pl, font);
72	}	134	}
73		135
74	static void	136	static void
75	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	137	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)
76	{	138	{
77	layout_update (self);
78
79	pango_layout_get_pixel_size (self->pl, w, h);	139	pango_layout_get_pixel_size (self->pl, w, h);
80		140
81	*w = (*w + 3) & ~3;
82	if (!*w) *w = 1;	141	if (!*w) *w = 1;
83	if (!*h) *h = 1;	142	if (!*h) *h = 1;
		143
		144	*w = (*w + 3) & ~3;
84	}	145	}
85		146
86	typedef uint16_t mapface;	147	typedef uint16_t mapface;
87		148
88	typedef struct {	149	typedef struct {
…		…
235	row->col[x - row->c0].darkness = -1;	296	row->col[x - row->c0].darkness = -1;
236	}	297	}
237	}	298	}
238	}	299	}
239		300
		301	static void
		302	music_finished (void)
		303	{
		304	SDL_UserEvent ev;
		305
		306	ev.type = SDL_USEREVENT;
		307	ev.code = 0;
		308	ev.data1 = 0;
		309	ev.data2 = 0;
		310
		311	SDL_PushEvent ((SDL_Event *)&ev);
		312	}
		313
		314	static void
		315	channel_finished (int channel)
		316	{
		317	SDL_UserEvent ev;
		318
		319	ev.type = SDL_USEREVENT;
		320	ev.code = 1;
		321	ev.data1 = (void *)(long)channel;
		322	ev.data2 = 0;
		323
		324	SDL_PushEvent ((SDL_Event *)&ev);
		325	}
		326
		327	static unsigned int
		328	minpot (unsigned int n)
		329	{
		330	if (!n)
		331	return 0;
		332
		333	--n;
		334
		335	n |= n >> 1;
		336	n |= n >> 2;
		337	n |= n >> 4;
		338	n |= n >> 8;
		339	n |= n >> 16;
		340
		341	return n + 1;
		342	}
		343
240	MODULE = CFClient PACKAGE = CFClient	344	MODULE = CFClient PACKAGE = CFClient
241		345
242	PROTOTYPES: ENABLE	346	PROTOTYPES: ENABLE
243		347
244	BOOT:	348	BOOT:
245	{	349	{
		350	HV *stash = gv_stashpv ("CFClient", 1);
		351	static const struct {
		352	const char *name;
		353	IV iv;
		354	} *civ, const_iv[] = {
		355	# define const_iv(name) { # name, (IV)name }
		356	const_iv (SDL_ACTIVEEVENT),
		357	const_iv (SDL_KEYDOWN),
		358	const_iv (SDL_KEYUP),
		359	const_iv (SDL_MOUSEMOTION),
		360	const_iv (SDL_MOUSEBUTTONDOWN),
		361	const_iv (SDL_MOUSEBUTTONUP),
		362	const_iv (SDL_JOYAXISMOTION),
		363	const_iv (SDL_JOYBALLMOTION),
		364	const_iv (SDL_JOYHATMOTION),
		365	const_iv (SDL_JOYBUTTONDOWN),
		366	const_iv (SDL_JOYBUTTONUP),
		367	const_iv (SDL_QUIT),
		368	const_iv (SDL_SYSWMEVENT),
		369	const_iv (SDL_EVENT_RESERVEDA),
		370	const_iv (SDL_EVENT_RESERVEDB),
		371	const_iv (SDL_VIDEORESIZE),
		372	const_iv (SDL_VIDEOEXPOSE),
		373	const_iv (SDL_USEREVENT),
		374	const_iv (SDLK_KP0),
		375	const_iv (SDLK_KP1),
		376	const_iv (SDLK_KP2),
		377	const_iv (SDLK_KP3),
		378	const_iv (SDLK_KP4),
		379	const_iv (SDLK_KP5),
		380	const_iv (SDLK_KP6),
		381	const_iv (SDLK_KP7),
		382	const_iv (SDLK_KP8),
		383	const_iv (SDLK_KP9),
		384	const_iv (SDLK_KP_PERIOD),
		385	const_iv (SDLK_KP_DIVIDE),
		386	const_iv (SDLK_KP_MULTIPLY),
		387	const_iv (SDLK_KP_MINUS),
		388	const_iv (SDLK_KP_PLUS),
		389	const_iv (SDLK_KP_ENTER),
		390	const_iv (SDLK_KP_EQUALS),
		391	const_iv (SDLK_UP),
		392	const_iv (SDLK_DOWN),
		393	const_iv (SDLK_RIGHT),
		394	const_iv (SDLK_LEFT),
		395	const_iv (SDLK_INSERT),
		396	const_iv (SDLK_HOME),
		397	const_iv (SDLK_END),
		398	const_iv (SDLK_PAGEUP),
		399	const_iv (SDLK_PAGEDOWN),
		400	const_iv (SDLK_F1),
		401	const_iv (SDLK_F2),
		402	const_iv (SDLK_F3),
		403	const_iv (SDLK_F4),
		404	const_iv (SDLK_F5),
		405	const_iv (SDLK_F6),
		406	const_iv (SDLK_F7),
		407	const_iv (SDLK_F8),
		408	const_iv (SDLK_F9),
		409	const_iv (SDLK_F10),
		410	const_iv (SDLK_F11),
		411	const_iv (SDLK_F12),
		412	const_iv (SDLK_F13),
		413	const_iv (SDLK_F14),
		414	const_iv (SDLK_F15),
		415	const_iv (SDLK_NUMLOCK),
		416	const_iv (SDLK_CAPSLOCK),
		417	const_iv (SDLK_SCROLLOCK),
		418	const_iv (SDLK_RSHIFT),
		419	const_iv (SDLK_LSHIFT),
		420	const_iv (SDLK_RCTRL),
		421	const_iv (SDLK_LCTRL),
		422	const_iv (SDLK_RALT),
		423	const_iv (SDLK_LALT),
		424	const_iv (SDLK_RMETA),
		425	const_iv (SDLK_LMETA),
		426	const_iv (SDLK_LSUPER),
		427	const_iv (SDLK_RSUPER),
		428	const_iv (SDLK_MODE),
		429	const_iv (SDLK_COMPOSE),
		430	const_iv (SDLK_HELP),
		431	const_iv (SDLK_PRINT),
		432	const_iv (SDLK_SYSREQ),
		433	const_iv (SDLK_BREAK),
		434	const_iv (SDLK_MENU),
		435	const_iv (SDLK_POWER),
		436	const_iv (SDLK_EURO),
		437	const_iv (SDLK_UNDO),
		438	const_iv (KMOD_NONE),
		439	const_iv (KMOD_LSHIFT),
		440	const_iv (KMOD_RSHIFT),
		441	const_iv (KMOD_LCTRL),
		442	const_iv (KMOD_RCTRL),
		443	const_iv (KMOD_LALT),
		444	const_iv (KMOD_RALT),
		445	const_iv (KMOD_LMETA),
		446	const_iv (KMOD_RMETA),
		447	const_iv (KMOD_NUM),
		448	const_iv (KMOD_CAPS),
		449	const_iv (KMOD_MODE),
		450	const_iv (KMOD_CTRL),
		451	const_iv (KMOD_SHIFT),
		452	const_iv (KMOD_ALT),
		453	const_iv (KMOD_META)
		454	# undef const_iv
		455	};
		456
		457	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		458	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		459	}
		460
		461	NV floor (NV x)
		462
		463	NV ceil (NV x)
		464
		465	void
		466	pango_init ()
		467	CODE:
		468	// delayed, so it can pick up new fonts added by AddFontResourceEx
		469	{
		470	{
246	fontmap = pango_ft2_font_map_new ();	471	ft2_fontmap = pango_ft2_font_map_new ();
247	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	472	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)ft2_fontmap, substitute_func, 0, 0);
248	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	473	ft2_context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)ft2_fontmap);
		474	}
		475	{
		476	cairo_font_options_t *fopt = cairo_font_options_create ();
		477	cairo_fontmap = pango_cairo_font_map_get_default ();
		478	cairo_context = pango_cairo_font_map_create_context ((PangoCairoFontMap *)cairo_fontmap);
		479	#ifdef _WIN32
		480	// cairo looks like shit eaten twice on windows
		481	cairo_font_options_set_antialias (fopt, CAIRO_ANTIALIAS_NONE);
		482	#else
		483	cairo_font_options_set_antialias (fopt, CAIRO_ANTIALIAS_GRAY);
		484	#endif
		485	cairo_font_options_set_hint_style (fopt, CAIRO_HINT_STYLE_FULL);
		486	cairo_font_options_set_hint_metrics (fopt, CAIRO_HINT_METRICS_ON);
		487	pango_cairo_context_set_font_options (cairo_context, fopt);
		488	cairo_font_options_destroy (fopt);
		489	}
249	}	490	}
		491
		492	int
		493	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO)
		494
		495	void
		496	SDL_Quit ()
		497
		498	void
		499	SDL_ListModes ()
		500	PPCODE:
		501	{
		502	SDL_Rect **m;
		503
		504	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);
		505	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);
		506	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);
		507	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);
		508
		509	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		510	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);
		511
		512	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);
		513	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		514	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);
		515	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		516
		517	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		518
		519	SDL_EnableUNICODE (1);
		520	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		521
		522	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		523
		524	if (m && m != (SDL_Rect **)-1)
		525	while (*m)
		526	{
		527	AV *av = newAV ();
		528	av_push (av, newSViv ((*m)->w));
		529	av_push (av, newSViv ((*m)->h));
		530	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		531
		532	++m;
		533	}
		534	}
		535
		536	char *
		537	SDL_GetError ()
		538
		539	int
		540	SDL_SetVideoMode (int w, int h, int fullscreen)
		541	CODE:
		542	RETVAL = !!SDL_SetVideoMode (
		543	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		544	);
		545	if (RETVAL)
		546	{
		547	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
		548	# define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		549	# include "glfunc.h"
		550	# undef GL_FUNC
		551	}
		552	OUTPUT:
		553	RETVAL
		554
		555	void
		556	SDL_GL_SwapBuffers ()
		557
		558	char *
		559	SDL_GetKeyName (int sym)
		560
		561	void
		562	SDL_PollEvent ()
		563	PPCODE:
		564	{
		565	SDL_Event ev;
		566
		567	while (SDL_PollEvent (&ev))
		568	{
		569	HV *hv = newHV ();
		570	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		571
		572	switch (ev.type)
		573	{
		574	case SDL_KEYDOWN:
		575	case SDL_KEYUP:
		576	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		577	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		578	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		579	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		580	break;
		581
		582	case SDL_ACTIVEEVENT:
		583	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		584	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		585	break;
		586
		587	case SDL_MOUSEMOTION:
		588	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		589
		590	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);
		591	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);
		592	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);
		593	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);
		594	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);
		595	break;
		596
		597	case SDL_MOUSEBUTTONDOWN:
		598	case SDL_MOUSEBUTTONUP:
		599	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		600
		601	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		602	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		603	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		604	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		605	break;
		606
		607	case SDL_USEREVENT:
		608	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		609	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		610	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		611	break;
		612	}
		613
		614	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));
		615	}
		616	}
		617
		618	int
		619	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)
		620	POSTCALL:
		621	Mix_HookMusicFinished (music_finished);
		622	Mix_ChannelFinished (channel_finished);
		623
		624	void
		625	Mix_CloseAudio ()
		626
		627	int
		628	Mix_AllocateChannels (int numchans = -1)
250		629
251	void	630	void
252	lowdelay (int fd, int val = 1)	631	lowdelay (int fd, int val = 1)
253	CODE:	632	CODE:
254	#ifndef _WIN32	633	#ifndef _WIN32
255	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	634	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));
256	#endif	635	#endif
257		636
258	char *
259	gl_version ()
260	CODE:
261	RETVAL = (char *)glGetString (GL_VERSION);
262	OUTPUT:
263	RETVAL
264
265	char *
266	gl_extensions ()
267	CODE:
268	RETVAL = (char *)glGetString (GL_EXTENSIONS);
269	OUTPUT:
270	RETVAL
271
272	void	637	void
273	add_font (char *file)	638	add_font (char *file)
274	CODE:	639	CODE:
275	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	640	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
276		641	#ifdef _WIN32
277	void	642	// cairo... sigh... requires win2000
278	set_font (char *file)	643	AddFontResourceEx (file, FR_PRIVATE, 0);
279	CODE:	644	#endif
280	{
281	int count;
282	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
283	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
284	FcPatternDestroy (pattern);
285	pango_context_set_font_description (context, font);
286	}
287		645
288	void	646	void
289	load_image_inline (SV *image_)	647	load_image_inline (SV *image_)
290	ALIAS:	648	ALIAS:
291	load_image_file = 1	649	load_image_file = 1
…		…
307	croak ("load_image: %s", SDL_GetError ());	665	croak ("load_image: %s", SDL_GetError ());
308		666
309	fmt.palette = NULL;	667	fmt.palette = NULL;
310	fmt.BitsPerPixel = 32;	668	fmt.BitsPerPixel = 32;
311	fmt.BytesPerPixel = 4;	669	fmt.BytesPerPixel = 4;
		670	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
312	fmt.Rmask = 0x000000ff;	671	fmt.Rmask = 0x000000ff;
313	fmt.Gmask = 0x0000ff00;	672	fmt.Gmask = 0x0000ff00;
314	fmt.Bmask = 0x00ff0000;	673	fmt.Bmask = 0x00ff0000;
315	fmt.Amask = 0xff000000;	674	fmt.Amask = 0xff000000;
		675	#else
		676	fmt.Rmask = 0xff000000;
		677	fmt.Gmask = 0x00ff0000;
		678	fmt.Bmask = 0x0000ff00;
		679	fmt.Amask = 0x000000ff;
		680	#endif
316	fmt.Rloss = 0;	681	fmt.Rloss = 0;
317	fmt.Gloss = 0;	682	fmt.Gloss = 0;
318	fmt.Bloss = 0;	683	fmt.Bloss = 0;
319	fmt.Aloss = 0;	684	fmt.Aloss = 0;
320	fmt.Rshift = 0;	685	fmt.Rshift = 0;
…		…
334	SDL_LockSurface (surface2);	699	SDL_LockSurface (surface2);
335	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	700	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
336	SDL_UnlockSurface (surface2);	701	SDL_UnlockSurface (surface2);
337	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	702	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
338	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	703	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
339	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	704	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
340		705
341	SDL_FreeSurface (surface);	706	SDL_FreeSurface (surface);
342	SDL_FreeSurface (surface2);	707	SDL_FreeSurface (surface2);
343	}	708	}
344		709
…		…
366	PUSHs (sv_2mortal (newSViv (b / y)));	731	PUSHs (sv_2mortal (newSViv (b / y)));
367	PUSHs (sv_2mortal (newSViv (a / y)));	732	PUSHs (sv_2mortal (newSViv (a / y)));
368	}	733	}
369		734
370	void	735	void
		736	error (char *message)
		737	CODE:
		738	fprintf (stderr, "ERROR: %s\n", message);
		739	#ifdef _WIN32
		740	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		741	#endif
		742
		743	void
371	fatal (char *message)	744	fatal (char *message)
372	CODE:	745	CODE:
373	#ifdef WIN32
374	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);
375	#else
376	fprintf (stderr, "FATAL: %s\n", message);	746	fprintf (stderr, "FATAL: %s\n", message);
		747	#ifdef _WIN32
		748	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
377	#endif	749	#endif
378	exit (1);	750	_exit (1);
		751
		752	void
		753	_exit (int retval)
		754	CODE:
		755	_exit (retval);
		756
		757	MODULE = CFClient PACKAGE = CFClient::Font
		758
		759	CFClient::Font
		760	new_from_file (SV *class, char *path, int id = 0)
		761	CODE:
		762	{
		763	int count;
		764	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		765	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		766	FcPatternDestroy (pattern);
		767	}
		768	OUTPUT:
		769	RETVAL
		770
		771	void
		772	DESTROY (CFClient::Font self)
		773	CODE:
		774	pango_font_description_free (self);
		775
		776	void
		777	make_default (CFClient::Font self)
		778	CODE:
		779	default_font = self;
379		780
380	MODULE = CFClient PACKAGE = CFClient::Layout	781	MODULE = CFClient PACKAGE = CFClient::Layout
381		782
382	CFClient::Layout	783	CFClient::Layout
383	new (SV *class, int base_height = 10)	784	new (SV *class, int rgba = 0)
384	CODE:	785	CODE:
385	New (0, RETVAL, 1, struct cf_layout);	786	New (0, RETVAL, 1, struct cf_layout);
386	RETVAL->base_height = base_height;	787
387	RETVAL->pl = pango_layout_new (context);	788	RETVAL->pl = pango_layout_new (rgba ? cairo_context : ft2_context);
		789	RETVAL->rgba = rgba;
		790	RETVAL->r = 1.;
		791	RETVAL->g = 1.;
		792	RETVAL->b = 1.;
		793	RETVAL->a = 1.;
		794	RETVAL->base_height = MIN_FONT_HEIGHT;
		795	RETVAL->font = 0;
		796
388	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	797	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		798	layout_update_font (RETVAL);
389	OUTPUT:	799	OUTPUT:
390	RETVAL	800	RETVAL
391		801
392	void	802	void
393	DESTROY (CFClient::Layout self)	803	DESTROY (CFClient::Layout self)
394	CODE:	804	CODE:
395	g_object_unref (self->pl);	805	g_object_unref (self->pl);
396	Safefree (self);	806	Safefree (self);
397		807
		808	int
		809	is_rgba (CFClient::Layout self)
		810	CODE:
		811	RETVAL = self->rgba;
		812	OUTPUT:
		813	RETVAL
		814
398	void	815	void
399	set_text (CFClient::Layout self, SV *text_)	816	set_text (CFClient::Layout self, SV *text_)
400	CODE:	817	CODE:
401	{	818	{
402	STRLEN textlen;	819	STRLEN textlen;
…		…
413	char *text = SvPVutf8 (text_, textlen);	830	char *text = SvPVutf8 (text_, textlen);
414		831
415	pango_layout_set_markup (self->pl, text, textlen);	832	pango_layout_set_markup (self->pl, text, textlen);
416	}	833	}
417		834
		835	void
		836	set_shapes (CFClient::Layout self, ...)
		837	CODE:
		838	{
		839	PangoAttrList *attrs = 0;
		840	const char *text = pango_layout_get_text (self->pl);
		841	const char *pos = text;
		842	int arg = 4;
		843
		844	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		845	{
		846	PangoRectangle inkrect, rect;
		847	PangoAttribute *attr;
		848
		849	int x = SvIV (ST (arg - 3));
		850	int y = SvIV (ST (arg - 2));
		851	int w = SvIV (ST (arg - 1));
		852	int h = SvIV (ST (arg ));
		853
		854	inkrect.x = 0;
		855	inkrect.y = 0;
		856	inkrect.width = 0;
		857	inkrect.height = 0;
		858
		859	rect.x = x * PANGO_SCALE;
		860	rect.y = y * PANGO_SCALE;
		861	rect.width = w * PANGO_SCALE;
		862	rect.height = h * PANGO_SCALE;
		863
		864	if (!attrs)
		865	attrs = pango_layout_get_attributes (self->pl);
		866
		867	attr = pango_attr_shape_new (&inkrect, &rect);
		868	attr->start_index = pos - text;
		869	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		870	pango_attr_list_insert (attrs, attr);
		871
		872	arg += 4;
		873	pos += sizeof (OBJ_STR) - 1;
		874	}
		875
		876	if (attrs)
		877	pango_layout_set_attributes (self->pl, attrs);
		878	}
		879
		880	void
		881	get_shapes (CFClient::Layout self)
		882	PPCODE:
		883	{
		884	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		885
		886	do
		887	{
		888	PangoLayoutRun *run = pango_layout_iter_get_run (iter);
		889
		890	if (run && shape_attr_p (run))
		891	{
		892	PangoRectangle extents;
		893	pango_layout_iter_get_run_extents (iter, 0, &extents);
		894
		895	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		896	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		897	}
		898	}
		899	while (pango_layout_iter_next_run (iter));
		900
		901	pango_layout_iter_free (iter);
		902	}
		903
		904	int
		905	has_wrapped (CFClient::Layout self)
		906	CODE:
		907	{
		908	int lines = 1;
		909	const char *text = pango_layout_get_text (self->pl);
		910
		911	while (*text)
		912	lines += *text++ == '\n';
		913
		914	RETVAL = lines < pango_layout_get_line_count (self->pl);
		915	}
		916	OUTPUT:
		917	RETVAL
		918
418	SV *	919	SV *
419	get_text (CFClient::Layout self)	920	get_text (CFClient::Layout self)
420	CODE:	921	CODE:
421	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);	922	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
422	SvUTF8_on (RETVAL);	923	sv_utf8_decode (RETVAL);
423	OUTPUT:	924	OUTPUT:
424	RETVAL	925	RETVAL
		926
		927	void
		928	set_foreground (CFClient::Layout self, float r, float g, float b, float a = 1.)
		929	CODE:
		930	self->r = r;
		931	self->g = g;
		932	self->b = b;
		933	self->a = a;
		934
		935	void
		936	set_font (CFClient::Layout self, CFClient::Font font = 0)
		937	CODE:
		938	if (self->font != font)
		939	{
		940	self->font = font;
		941	layout_update_font (self);
		942	}
425		943
426	void	944	void
427	set_height (CFClient::Layout self, int base_height)	945	set_height (CFClient::Layout self, int base_height)
428	CODE:	946	CODE:
		947	if (self->base_height != base_height)
		948	{
429	self->base_height = base_height;	949	self->base_height = base_height;
		950	layout_update_font (self);
		951	}
430		952
431	void	953	void
432	set_width (CFClient::Layout self, int max_width = -1)	954	set_width (CFClient::Layout self, int max_width = -1)
433	CODE:	955	CODE:
434	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	956	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
		957
		958	void
		959	set_indent (CFClient::Layout self, int indent)
		960	CODE:
		961	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		962
		963	void
		964	set_spacing (CFClient::Layout self, int spacing)
		965	CODE:
		966	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		967
		968	void
		969	set_ellipsise (CFClient::Layout self, int ellipsise)
		970	CODE:
		971	pango_layout_set_ellipsize (self->pl,
		972	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		973	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		974	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		975	: PANGO_ELLIPSIZE_NONE
		976	);
		977
		978	void
		979	set_single_paragraph_mode (CFClient::Layout self, int spm)
		980	CODE:
		981	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
435		982
436	void	983	void
437	size (CFClient::Layout self)	984	size (CFClient::Layout self)
438	PPCODE:	985	PPCODE:
439	{	986	{
440	int w, h;	987	int w, h;
441		988
442	layout_update (self);
443	layout_get_pixel_size (self, &w, &h);	989	layout_get_pixel_size (self, &w, &h);
444		990
445	EXTEND (SP, 2);	991	EXTEND (SP, 2);
446	PUSHs (sv_2mortal (newSViv (w)));	992	PUSHs (sv_2mortal (newSViv (w)));
447	PUSHs (sv_2mortal (newSViv (h)));	993	PUSHs (sv_2mortal (newSViv (h)));
448	}	994	}
449		995
450	int	996	int
		997	descent (CFClient::Layout self)
		998	CODE:
		999	{
		1000	PangoRectangle rect;
		1001	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
		1002	pango_layout_line_get_pixel_extents (line, 0, &rect);
		1003	RETVAL = PANGO_DESCENT (rect);
		1004	}
		1005	OUTPUT:
		1006	RETVAL
		1007
		1008	int
451	xy_to_index (CFClient::Layout self, int x, int y)	1009	xy_to_index (CFClient::Layout self, int x, int y)
452	CODE:	1010	CODE:
453	{	1011	{
454	int index, trailing;	1012	int index, trailing;
455
456	layout_update (self);
457	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1013	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
458
459	RETVAL = index;	1014	RETVAL = index;
460	}	1015	}
461	OUTPUT:	1016	OUTPUT:
462	RETVAL	1017	RETVAL
463		1018
464	void	1019	void
465	cursor_pos (CFClient::Layout self, int index)	1020	cursor_pos (CFClient::Layout self, int index)
466	PPCODE:	1021	PPCODE:
467	{	1022	{
468	PangoRectangle strong_pos;	1023	PangoRectangle strong_pos;
469	layout_update (self);
470	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1024	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
471		1025
472	EXTEND (SP, 3);	1026	EXTEND (SP, 3);
473	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1027	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
474	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1028	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
…		…
479	render (CFClient::Layout self)	1033	render (CFClient::Layout self)
480	PPCODE:	1034	PPCODE:
481	{	1035	{
482	SV *retval;	1036	SV *retval;
483	int w, h;	1037	int w, h;
484	FT_Bitmap bitmap;
485		1038
486	layout_update (self);
487	layout_get_pixel_size (self, &w, &h);	1039	layout_get_pixel_size (self, &w, &h);
488		1040
		1041	if (self->rgba)
		1042	{
		1043	cairo_surface_t *surface;
		1044	cairo_t *cairo;
		1045
		1046	retval = newSV (w * h * 4);
		1047	SvPOK_only (retval);
		1048	SvCUR_set (retval, w * h * 4);
		1049
		1050	memset (SvPVX (retval), 0, w * h * 4);
		1051
		1052	surface = cairo_image_surface_create_for_data (
		1053	(void*)SvPVX (retval), CAIRO_FORMAT_ARGB32, w, h, w * 4);
		1054	cairo = cairo_create (surface);
		1055	cairo_set_source_rgba (cairo, self->r, self->g, self->b, self->a);
		1056
		1057	pango_cairo_show_layout (cairo, self->pl);
		1058
		1059	cairo_destroy (cairo);
		1060	cairo_surface_destroy (surface);
		1061
		1062	// what a mess, and its premultiplied, too :(
		1063	{
		1064	uint32_t *p = (uint32_t *)SvPVX (retval);
		1065	uint32_t *e = p + w * h;
		1066
		1067	while (p < e)
		1068	{
		1069	uint32_t rgba = *p;
		1070	rgba = (rgba >> 24) | (rgba << 8);
		1071	#if 0
		1072	#ifdef _WIN32
		1073	{//D
		1074	uint8_t r = rgba >> 24;
		1075	uint8_t g = rgba >> 16;
		1076	uint8_t b = rgba >> 8;
		1077	uint8_t a = rgba >> 0;
		1078
		1079	rgba = (rgba & 0xffffff00) | a;
		1080	}
		1081	#endif
		1082	#endif
		1083	rgba = SDL_SwapBE32 (rgba);
		1084	*p++ = rgba;
		1085	}
		1086	}
		1087
		1088	EXTEND (SP, 5);
		1089	PUSHs (sv_2mortal (newSViv (w)));
		1090	PUSHs (sv_2mortal (newSViv (h)));
		1091	PUSHs (sv_2mortal (retval));
		1092	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
		1093	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
		1094	}
		1095	else
		1096	{
		1097	FT_Bitmap bitmap;
		1098
489	retval = newSV (w * h);	1099	retval = newSV (w * h);
490	SvPOK_only (retval);	1100	SvPOK_only (retval);
491	SvCUR_set (retval, w * h);	1101	SvCUR_set (retval, w * h);
492		1102
493	bitmap.rows = h;	1103	bitmap.rows = h;
494	bitmap.width = w;	1104	bitmap.width = w;
495	bitmap.pitch = w;	1105	bitmap.pitch = w;
496	bitmap.buffer = (unsigned char*)SvPVX (retval);	1106	bitmap.buffer = (unsigned char*)SvPVX (retval);
497	bitmap.num_grays = 256;	1107	bitmap.num_grays = 256;
498	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;	1108	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
499		1109
500	memset (bitmap.buffer, 0, w * h);	1110	memset (bitmap.buffer, 0, w * h);
501		1111
502	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);	1112	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
503		1113
504	EXTEND (SP, 3);	1114	EXTEND (SP, 5);
505	PUSHs (sv_2mortal (newSViv (w)));	1115	PUSHs (sv_2mortal (newSViv (w)));
506	PUSHs (sv_2mortal (newSViv (h)));	1116	PUSHs (sv_2mortal (newSViv (h)));
507	PUSHs (sv_2mortal (retval));	1117	PUSHs (sv_2mortal (retval));
		1118	PUSHs (sv_2mortal (newSViv (GL_ALPHA)));
		1119	PUSHs (sv_2mortal (newSViv (GL_ALPHA)));
		1120	}
508	}	1121	}
509		1122
510	MODULE = CFClient PACKAGE = CFClient::Texture	1123	MODULE = CFClient PACKAGE = CFClient::Texture
511		1124
512	void	1125	void
		1126	pad2pot (SV *data_, SV *w_, SV *h_)
		1127	CODE:
		1128	{
		1129	int ow = SvIV (w_);
		1130	int oh = SvIV (h_);
		1131
		1132	if (ow && oh)
		1133	{
		1134	int nw = minpot (ow);
		1135	int nh = minpot (oh);
		1136
		1137	if (nw != ow || nh != oh)
		1138	{
		1139	if (SvOK (data_))
		1140	{
		1141	STRLEN datalen;
		1142	char *data = SvPVbyte (data_, datalen);
		1143	int bpp = datalen / (ow * oh);
		1144	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1145
		1146	SvPOK_only (result_);
		1147	SvCUR_set (result_, nw * nh * bpp);
		1148
		1149	memset (SvPVX (result_), 0, nw * nh * bpp);
		1150	while (oh--)
		1151	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1152
		1153	sv_setsv (data_, result_);
		1154	}
		1155
		1156	sv_setiv (w_, nw);
		1157	sv_setiv (h_, nh);
		1158	}
		1159	}
		1160	}
		1161
		1162	void
513	draw_quad (SV *self, float x, float y, float w = 0, float h = 0)	1163	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
514	PROTOTYPE: $$$;$$	1164	PROTOTYPE: $$$;$$
		1165	ALIAS:
		1166	draw_quad_alpha = 1
		1167	draw_quad_alpha_premultiplied = 2
515	CODE:	1168	CODE:
516	{	1169	{
517	HV *hv = (HV *)SvRV (self);	1170	HV *hv = (HV *)SvRV (self);
518	float s = SvNV (*hv_fetch (hv, "s", 1, 1));	1171	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
519	float t = SvNV (*hv_fetch (hv, "t", 1, 1));	1172	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
520	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1173	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
521	int wrap_mode = SvIV (*hv_fetch (hv, "wrap_mode", 9, 1));
522		1174
523	if (items < 5)	1175	if (items < 5)
524	{	1176	{
525	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1177	w = SvNV (*hv_fetch (hv, "w", 1, 1));
526	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1178	h = SvNV (*hv_fetch (hv, "h", 1, 1));
527	}	1179	}
528		1180
		1181	if (ix)
		1182	{
		1183	glEnable (GL_BLEND);
		1184
		1185	if (ix == 2)
		1186	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1187	else
		1188	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1189	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1190
		1191	glEnable (GL_ALPHA_TEST);
		1192	glAlphaFunc (GL_GREATER, 0.01f);
		1193	}
		1194
529	glBindTexture (GL_TEXTURE_2D, name);	1195	glBindTexture (GL_TEXTURE_2D, name);
530	if (wrap_mode) {	1196
531	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
532	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
533	}
534	glBegin (GL_QUADS);	1197	glBegin (GL_QUADS);
535	glTexCoord2f (0, 0); glVertex2f (x , y );	1198	glTexCoord2f (0, 0); glVertex2f (x , y );
536	glTexCoord2f (0, t); glVertex2f (x , y + h);	1199	glTexCoord2f (0, t); glVertex2f (x , y + h);
537	glTexCoord2f (s, t); glVertex2f (x + w, y + h);	1200	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
538	glTexCoord2f (s, 0); glVertex2f (x + w, y );	1201	glTexCoord2f (s, 0); glVertex2f (x + w, y );
539	glEnd ();	1202	glEnd ();
		1203
		1204	if (ix)
		1205	{
		1206	glDisable (GL_ALPHA_TEST);
		1207	glDisable (GL_BLEND);
		1208	}
540	}	1209	}
541		1210
542	MODULE = CFClient PACKAGE = CFClient::Map	1211	MODULE = CFClient PACKAGE = CFClient::Map
543		1212
544	CFClient::Map	1213	CFClient::Map
…		…
564	DESTROY (CFClient::Map self)	1233	DESTROY (CFClient::Map self)
565	CODE:	1234	CODE:
566	{	1235	{
567	map_clear (self);	1236	map_clear (self);
568	Safefree (self->face);	1237	Safefree (self->face);
		1238	Safefree (self->tex);
569	Safefree (self);	1239	Safefree (self);
570	}	1240	}
571		1241
572	void	1242	void
573	clear (CFClient::Map self)	1243	clear (CFClient::Map self)
…		…
608	tex->r = r;	1278	tex->r = r;
609	tex->g = g;	1279	tex->g = g;
610	tex->b = b;	1280	tex->b = b;
611	tex->a = a;	1281	tex->a = a;
612	}	1282	}
		1283
		1284	// somewhat hackish, but for textures that require it, it really
		1285	// improves the look, and most others don't suffer.
		1286	glBindTexture (GL_TEXTURE_2D, name);
		1287	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1288	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1289	// use uglier nearest interpolation because linear suffers
		1290	// from transparent color bleeding and ugly wrapping effects.
		1291	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
613	}	1292	}
614		1293
615	int	1294	int
616	ox (CFClient::Map self)	1295	ox (CFClient::Map self)
617	ALIAS:	1296	ALIAS:
618	oy = 1	1297	oy = 1
		1298	x = 2
		1299	y = 3
		1300	w = 4
		1301	h = 5
619	CODE:	1302	CODE:
620	switch (ix)	1303	switch (ix)
621	{	1304	{
622	case 0: RETVAL = self->ox; break;	1305	case 0: RETVAL = self->ox; break;
623	case 1: RETVAL = self->oy; break;	1306	case 1: RETVAL = self->oy; break;
		1307	case 2: RETVAL = self->x; break;
		1308	case 3: RETVAL = self->y; break;
		1309	case 4: RETVAL = self->w; break;
		1310	case 5: RETVAL = self->h; break;
624	}	1311	}
625	OUTPUT:	1312	OUTPUT:
626	RETVAL	1313	RETVAL
627		1314
628	void	1315	void
…		…
662		1349
663	while (data < data_end)	1350	while (data < data_end)
664	{	1351	{
665	flags = (data [0] << 8) + data [1]; data += 2;	1352	flags = (data [0] << 8) + data [1]; data += 2;
666		1353
667	x = ((flags >> 10) & 63) + self->x;	1354	x = self->x + ((flags >> 10) & 63);
668	y = ((flags >> 4) & 63) + self->y;	1355	y = self->y + ((flags >> 4) & 63);
669		1356
670	cell = map_get_cell (self, x, y);	1357	cell = map_get_cell (self, x, y);
671		1358
672	if (flags & 15)	1359	if (flags & 15)
673	{	1360	{
…		…
702	cell->darkness = -1;	1389	cell->darkness = -1;
703	}	1390	}
704	}	1391	}
705		1392
706	SV *	1393	SV *
707	mapmap (CFClient::Map self, int w, int h)	1394	mapmap (CFClient::Map self, int x0, int y0, int w, int h)
708	CODE:	1395	CODE:
709	{	1396	{
710	int x0, x1, x;	1397	int x1, x;
711	int y0, y1, y;	1398	int y1, y;
712	int z;	1399	int z;
713	SV *map_sv = newSV (w * h * sizeof (uint32_t));	1400	SV *map_sv = newSV (w * h * sizeof (uint32_t));
714	uint32_t *map = (uint32_t *)SvPVX (map_sv);	1401	uint32_t *map = (uint32_t *)SvPVX (map_sv);
715		1402
716	SvPOK_only (map_sv);	1403	SvPOK_only (map_sv);
717	SvCUR_set (map_sv, w * h * sizeof (uint32_t));	1404	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
718		1405
719	x0 = self->x - w / 2; x1 = x0 + w;	1406	x0 += self->x; x1 = x0 + w;
720	y0 = self->y - h / 2; y1 = y0 + h;	1407	y0 += self->y; y1 = y0 + h;
721		1408
722	for (y = y0; y < y1; y++)	1409	for (y = y0; y < y1; y++)
723	{	1410	{
724	maprow *row = 0 <= y && y < self->rows	1411	maprow *row = 0 <= y && y < self->rows
725	? self->row + y	1412	? self->row + y
…		…
763	OUTPUT:	1450	OUTPUT:
764	RETVAL	1451	RETVAL
765		1452
766	void	1453	void
767	draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)	1454	draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)
768	PPCODE:	1455	CODE:
769	{	1456	{
770	int vx, vy;	1457	int vx, vy;
771	int x, y, z;	1458	int x, y, z;
772	int last_name;	1459	int last_name;
773	mapface face;	1460	mapface face;
774	int sw4 = (sw + 3) & ~3;
775	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
776	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
777		1461
778	memset (darkness, 255, sw4 * sh);
779	SvPOK_only (darkness_sv);
780	SvCUR_set (darkness_sv, sw4 * sh);
781
782	vx = self->x + (self->w - sw) / 2 - shift_x;	1462	vx = self->x + self->w / 2 - sw / 2 - shift_x;
783	vy = self->y + (self->h - sh) / 2 - shift_y;	1463	vy = self->y + self->h / 2 - sh / 2 - shift_y;
784		1464
785	/*	1465	/*
786	int vx = self->vx = self->w >= sw	1466	int vx = self->vx = self->w >= sw
787	? self->x + (self->w - sw) / 2	1467	? self->x + (self->w - sw) / 2
788	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));	1468	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
…		…
792	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));	1472	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
793	*/	1473	*/
794		1474
795	glColor4ub (255, 255, 255, 255);	1475	glColor4ub (255, 255, 255, 255);
796		1476
		1477	glEnable (GL_BLEND);
797	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);	1478	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
798	glEnable (GL_BLEND);
799	glEnable (GL_TEXTURE_2D);	1479	glEnable (GL_TEXTURE_2D);
800	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);	1480	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
801		1481
802	glBegin (GL_QUADS);	1482	glBegin (GL_QUADS);
803		1483
…		…
811		1491
812	for (x = 0; x < sw; x++)	1492	for (x = 0; x < sw; x++)
813	if (row->c0 <= x + vx && x + vx < row->c1)	1493	if (row->c0 <= x + vx && x + vx < row->c1)
814	{	1494	{
815	mapcell *cell = row->col + (x + vx - row->c0);	1495	mapcell *cell = row->col + (x + vx - row->c0);
816
817	darkness[y * sw4 + x] = cell->darkness < 0
818	? 255 - FOW_DARKNESS
819	: 255 - cell->darkness;
820		1496
821	face = cell->face [z];	1497	face = cell->face [z];
822		1498
823	if (face)	1499	if (face)
824	{	1500	{
…		…
845		1521
846	glEnd ();	1522	glEnd ();
847		1523
848	glDisable (GL_TEXTURE_2D);	1524	glDisable (GL_TEXTURE_2D);
849	glDisable (GL_BLEND);	1525	glDisable (GL_BLEND);
		1526	}
		1527
		1528	void
		1529	draw_magicmap (CFClient::Map self, int dx, int dy, int w, int h, unsigned char *data)
		1530	CODE:
		1531	{
		1532	static float color[16][3] = {
		1533	{ 0.00F, 0.00F, 0.00F },
		1534	{ 1.00F, 1.00F, 1.00F },
		1535	{ 0.00F, 0.00F, 0.55F },
		1536	{ 1.00F, 0.00F, 0.00F },
		1537
		1538	{ 1.00F, 0.54F, 0.00F },
		1539	{ 0.11F, 0.56F, 1.00F },
		1540	{ 0.93F, 0.46F, 0.00F },
		1541	{ 0.18F, 0.54F, 0.34F },
		1542
		1543	{ 0.56F, 0.73F, 0.56F },
		1544	{ 0.80F, 0.80F, 0.80F },
		1545	{ 0.55F, 0.41F, 0.13F },
		1546	{ 0.99F, 0.77F, 0.26F },
		1547
		1548	{ 0.74F, 0.65F, 0.41F },
		1549
		1550	{ 0.00F, 1.00F, 1.00F },
		1551	{ 1.00F, 0.00F, 1.00F },
		1552	{ 1.00F, 1.00F, 0.00F },
		1553	};
		1554
		1555	int x, y;
		1556
		1557	glEnable (GL_TEXTURE_2D);
		1558	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1559	glEnable (GL_BLEND);
		1560	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1561	glBegin (GL_QUADS);
		1562
		1563	for (y = 0; y < h; y++)
		1564	for (x = 0; x < w; x++)
		1565	{
		1566	unsigned char m = data [x + y * w];
		1567
		1568	if (m)
		1569	{
		1570	float *c = color [m & 15];
		1571
		1572	float tx1 = m & 0x40 ? 0.5 : 0.;
		1573	float tx2 = tx1 + 0.5;
		1574
		1575	glColor4f (c[0], c[1], c[2], 0.75);
		1576	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		1577	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		1578	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		1579	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		1580	}
		1581	}
		1582
		1583	glEnd ();
		1584	glDisable (GL_BLEND);
		1585	glDisable (GL_TEXTURE_2D);
		1586	}
		1587
		1588	void
		1589	fow_texture (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)
		1590	PPCODE:
		1591	{
		1592	int vx, vy;
		1593	int x, y;
		1594	int sw4 = (sw + 3) & ~3;
		1595	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
		1596	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
		1597
		1598	memset (darkness, 255, sw4 * sh);
		1599	SvPOK_only (darkness_sv);
		1600	SvCUR_set (darkness_sv, sw4 * sh);
		1601
		1602	vx = self->x + (self->w - sw + 1) / 2 - shift_x;
		1603	vy = self->y + (self->h - sh + 1) / 2 - shift_y;
		1604
		1605	for (y = 0; y < sh; y++)
		1606	if (0 <= y + vy && y + vy < self->rows)
		1607	{
		1608	maprow *row = self->row + (y + vy);
		1609
		1610	for (x = 0; x < sw; x++)
		1611	if (row->c0 <= x + vx && x + vx < row->c1)
		1612	{
		1613	mapcell *cell = row->col + (x + vx - row->c0);
		1614
		1615	darkness[y * sw4 + x] = cell->darkness < 0
		1616	? 255 - FOW_DARKNESS
		1617	: 255 - cell->darkness;
		1618	}
		1619	}
850		1620
851	EXTEND (SP, 3);	1621	EXTEND (SP, 3);
852	PUSHs (sv_2mortal (newSViv (sw4)));	1622	PUSHs (sv_2mortal (newSViv (sw4)));
853	PUSHs (sv_2mortal (newSViv (sh)));	1623	PUSHs (sv_2mortal (newSViv (sh)));
854	PUSHs (darkness_sv);	1624	PUSHs (darkness_sv);
…		…
865	*data++ = 0; /* version 0 format */	1635	*data++ = 0; /* version 0 format */
866	*data++ = w >> 8; *data++ = w;	1636	*data++ = w >> 8; *data++ = w;
867	*data++ = h >> 8; *data++ = h;	1637	*data++ = h >> 8; *data++ = h;
868		1638
869	// we need to do this 'cause we don't keep an absolute coord system for rows	1639	// we need to do this 'cause we don't keep an absolute coord system for rows
870	// TODO: treat rows as we treat	1640	// TODO: treat rows as we treat columns
871	map_get_row (self, y0 + self->y - self->oy);//D	1641	map_get_row (self, y0 + self->y - self->oy);//D
872	map_get_row (self, y0 + self->y - self->oy + h - 1);//D	1642	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
873		1643
874	x0 += self->x - self->ox;	1644	x0 += self->x - self->ox;
875	y0 += self->y - self->oy;	1645	y0 += self->y - self->oy;
…		…
939		1709
940	w = *data++ << 8; w |= *data++;	1710	w = *data++ << 8; w |= *data++;
941	h = *data++ << 8; h |= *data++;	1711	h = *data++ << 8; h |= *data++;
942		1712
943	// we need to do this 'cause we don't keep an absolute coord system for rows	1713	// we need to do this 'cause we don't keep an absolute coord system for rows
944	// TODO: treat rows as we treat	1714	// TODO: treat rows as we treat columns
945	map_get_row (self, y0 + self->y - self->oy);//D	1715	map_get_row (self, y0 + self->y - self->oy);//D
946	map_get_row (self, y0 + self->y - self->oy + h - 1);//D	1716	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
947		1717
948	x0 += self->x - self->ox;	1718	x0 += self->x - self->ox;
949	y0 += self->y - self->oy;	1719	y0 += self->y - self->oy;
…		…
984	}	1754	}
985	}	1755	}
986	}	1756	}
987	}	1757	}
988		1758
		1759	MODULE = CFClient PACKAGE = CFClient::MixChunk
		1760
		1761	CFClient::MixChunk
		1762	new_from_file (SV *class, char *path)
		1763	CODE:
		1764	RETVAL = Mix_LoadWAV (path);
		1765	OUTPUT:
		1766	RETVAL
		1767
		1768	void
		1769	DESTROY (CFClient::MixChunk self)
		1770	CODE:
		1771	Mix_FreeChunk (self);
		1772
		1773	int
		1774	volume (CFClient::MixChunk self, int volume = -1)
		1775	CODE:
		1776	RETVAL = Mix_VolumeChunk (self, volume);
		1777	OUTPUT:
		1778	RETVAL
		1779
		1780	int
		1781	play (CFClient::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)
		1782	CODE:
		1783	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		1784	OUTPUT:
		1785	RETVAL
		1786
		1787	MODULE = CFClient PACKAGE = CFClient::MixMusic
		1788
		1789	int
		1790	volume (int volume = -1)
		1791	CODE:
		1792	RETVAL = Mix_VolumeMusic (volume);
		1793	OUTPUT:
		1794	RETVAL
		1795
		1796	CFClient::MixMusic
		1797	new_from_file (SV *class, char *path)
		1798	CODE:
		1799	RETVAL = Mix_LoadMUS (path);
		1800	OUTPUT:
		1801	RETVAL
		1802
		1803	void
		1804	DESTROY (CFClient::MixMusic self)
		1805	CODE:
		1806	Mix_FreeMusic (self);
		1807
		1808	int
		1809	play (CFClient::MixMusic self, int loops = -1)
		1810	CODE:
		1811	RETVAL = Mix_PlayMusic (self, loops);
		1812	OUTPUT:
		1813	RETVAL
		1814
		1815	MODULE = CFClient PACKAGE = CFClient::OpenGL
		1816
		1817	BOOT:
		1818	{
		1819	HV *stash = gv_stashpv ("CFClient::OpenGL", 1);
		1820	static const struct {
		1821	const char *name;
		1822	IV iv;
		1823	} *civ, const_iv[] = {
		1824	# define const_iv(name) { # name, (IV)name }
		1825	const_iv (GL_COLOR_MATERIAL),
		1826	const_iv (GL_SMOOTH),
		1827	const_iv (GL_FLAT),
		1828	const_iv (GL_DITHER),
		1829	const_iv (GL_BLEND),
		1830	const_iv (GL_CULL_FACE),
		1831	const_iv (GL_SCISSOR_TEST),
		1832	const_iv (GL_DEPTH_TEST),
		1833	const_iv (GL_ALPHA_TEST),
		1834	const_iv (GL_NORMALIZE),
		1835	const_iv (GL_RESCALE_NORMAL),
		1836	const_iv (GL_FRONT),
		1837	const_iv (GL_BACK),
		1838	const_iv (GL_AND),
		1839	const_iv (GL_ONE),
		1840	const_iv (GL_ZERO),
		1841	const_iv (GL_SRC_ALPHA),
		1842	const_iv (GL_DST_ALPHA),
		1843	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		1844	const_iv (GL_ONE_MINUS_DST_ALPHA),
		1845	const_iv (GL_SRC_ALPHA_SATURATE),
		1846	const_iv (GL_RGB),
		1847	const_iv (GL_RGBA),
		1848	const_iv (GL_RGBA4),
		1849	const_iv (GL_RGBA8),
		1850	const_iv (GL_RGB5_A1),
		1851	const_iv (GL_UNSIGNED_BYTE),
		1852	const_iv (GL_UNSIGNED_SHORT),
		1853	const_iv (GL_UNSIGNED_INT),
		1854	const_iv (GL_ALPHA),
		1855	const_iv (GL_INTENSITY),
		1856	const_iv (GL_LUMINANCE),
		1857	const_iv (GL_LUMINANCE_ALPHA),
		1858	const_iv (GL_FLOAT),
		1859	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		1860	const_iv (GL_COMPILE),
		1861	const_iv (GL_TEXTURE_1D),
		1862	const_iv (GL_TEXTURE_2D),
		1863	const_iv (GL_TEXTURE_ENV),
		1864	const_iv (GL_TEXTURE_MAG_FILTER),
		1865	const_iv (GL_TEXTURE_MIN_FILTER),
		1866	const_iv (GL_TEXTURE_ENV_MODE),
		1867	const_iv (GL_TEXTURE_WRAP_S),
		1868	const_iv (GL_TEXTURE_WRAP_T),
		1869	const_iv (GL_REPEAT),
		1870	const_iv (GL_CLAMP),
		1871	const_iv (GL_CLAMP_TO_EDGE),
		1872	const_iv (GL_NEAREST),
		1873	const_iv (GL_LINEAR),
		1874	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		1875	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		1876	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		1877	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		1878	const_iv (GL_GENERATE_MIPMAP),
		1879	const_iv (GL_MODULATE),
		1880	const_iv (GL_DECAL),
		1881	const_iv (GL_REPLACE),
		1882	const_iv (GL_DEPTH_BUFFER_BIT),
		1883	const_iv (GL_COLOR_BUFFER_BIT),
		1884	const_iv (GL_PROJECTION),
		1885	const_iv (GL_MODELVIEW),
		1886	const_iv (GL_COLOR_LOGIC_OP),
		1887	const_iv (GL_SEPARABLE_2D),
		1888	const_iv (GL_CONVOLUTION_2D),
		1889	const_iv (GL_CONVOLUTION_BORDER_MODE),
		1890	const_iv (GL_CONSTANT_BORDER),
		1891	const_iv (GL_LINES),
		1892	const_iv (GL_LINE_LOOP),
		1893	const_iv (GL_QUADS),
		1894	const_iv (GL_QUAD_STRIP),
		1895	const_iv (GL_TRIANGLES),
		1896	const_iv (GL_TRIANGLE_STRIP),
		1897	const_iv (GL_TRIANGLE_FAN),
		1898	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		1899	const_iv (GL_FASTEST),
		1900	const_iv (GL_V2F),
		1901	const_iv (GL_V3F),
		1902	const_iv (GL_T2F_V3F),
		1903	const_iv (GL_T2F_N3F_V3F),
		1904	# undef const_iv
		1905	};
		1906
		1907	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		1908	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		1909	}
		1910
		1911	char *
		1912	gl_vendor ()
		1913	CODE:
		1914	RETVAL = (char *)glGetString (GL_VENDOR);
		1915	OUTPUT:
		1916	RETVAL
		1917
		1918	char *
		1919	gl_version ()
		1920	CODE:
		1921	RETVAL = (char *)glGetString (GL_VERSION);
		1922	OUTPUT:
		1923	RETVAL
		1924
		1925	char *
		1926	gl_extensions ()
		1927	CODE:
		1928	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		1929	OUTPUT:
		1930	RETVAL
		1931
		1932	int glGetError ()
		1933
		1934	void glFinish ()
		1935
		1936	void glClear (int mask)
		1937
		1938	void glClearColor (float r, float g, float b, float a = 1.0)
		1939	PROTOTYPE: @
		1940
		1941	void glEnable (int cap)
		1942
		1943	void glDisable (int cap)
		1944
		1945	void glShadeModel (int mode)
		1946
		1947	void glHint (int target, int mode)
		1948
		1949	void glBlendFunc (int sfactor, int dfactor)
		1950
		1951	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		1952	CODE:
		1953	gl_BlendFuncSeparate (sa, da, saa, daa);
		1954
		1955	void glDepthMask (int flag)
		1956
		1957	void glLogicOp (int opcode)
		1958
		1959	void glColorMask (int red, int green, int blue, int alpha)
		1960
		1961	void glMatrixMode (int mode)
		1962
		1963	void glPushMatrix ()
		1964
		1965	void glPopMatrix ()
		1966
		1967	void glLoadIdentity ()
		1968
		1969	void glDrawBuffer (int buffer)
		1970
		1971	void glReadBuffer (int buffer)
		1972
		1973	# near_ and far_ are due to microsofts buggy "c" compiler
		1974	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		1975
		1976	# near_ and far_ are due to microsofts buggy "c" compiler
		1977	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		1978
		1979	void glViewport (int x, int y, int width, int height)
		1980
		1981	void glScissor (int x, int y, int width, int height)
		1982
		1983	void glTranslate (float x, float y, float z = 0.)
		1984	CODE:
		1985	glTranslatef (x, y, z);
		1986
		1987	void glScale (float x, float y, float z = 1.)
		1988	CODE:
		1989	glScalef (x, y, z);
		1990
		1991	void glRotate (float angle, float x, float y, float z)
		1992	CODE:
		1993	glRotatef (angle, x, y, z);
		1994
		1995	void glBegin (int mode)
		1996
		1997	void glEnd ()
		1998
		1999	void glColor (float r, float g, float b, float a = 1.0)
		2000	PROTOTYPE: @
		2001	ALIAS:
		2002	glColor_premultiply = 1
		2003	CODE:
		2004	if (ix)
		2005	{
		2006	r *= a;
		2007	g *= a;
		2008	b *= a;
		2009	}
		2010	// microsoft visual "c" rounds instead of truncating...
		2011	glColor4ub (MIN ((int)(r * 256.f), 255),
		2012	MIN ((int)(g * 256.f), 255),
		2013	MIN ((int)(b * 256.f), 255),
		2014	MIN ((int)(a * 256.f), 255));
		2015
		2016	void glInterleavedArrays (int format, int stride, char *data)
		2017
		2018	void glDrawElements (int mode, int count, int type, char *indices)
		2019
		2020	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2021
		2022	void glRasterPos (float x, float y, float z = 0.)
		2023	CODE:
		2024	glRasterPos3f (0, 0, z);
		2025	glBitmap (0, 0, 0, 0, x, y, 0);
		2026
		2027	void glVertex (float x, float y, float z = 0.)
		2028	CODE:
		2029	glVertex3f (x, y, z);
		2030
		2031	void glTexCoord (float s, float t)
		2032	CODE:
		2033	glTexCoord2f (s, t);
		2034
		2035	void glTexEnv (int target, int pname, float param)
		2036	CODE:
		2037	glTexEnvf (target, pname, param);
		2038
		2039	void glTexParameter (int target, int pname, float param)
		2040	CODE:
		2041	glTexParameterf (target, pname, param);
		2042
		2043	void glBindTexture (int target, int name)
		2044
		2045	void glConvolutionParameter (int target, int pname, float params)
		2046	CODE:
		2047	if (gl.ConvolutionParameterf)
		2048	gl.ConvolutionParameterf (target, pname, params);
		2049
		2050	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2051	CODE:
		2052	if (gl.ConvolutionFilter2D)
		2053	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2054
		2055	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2056	CODE:
		2057	if (gl.SeparableFilter2D)
		2058	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2059
		2060	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2061
		2062	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2063
		2064	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2065
		2066	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2067
		2068	int glGenTexture ()
		2069	CODE:
		2070	{
		2071	GLuint name;
		2072	glGenTextures (1, &name);
		2073	RETVAL = name;
		2074	}
		2075	OUTPUT:
		2076	RETVAL
		2077
		2078	void glDeleteTexture (int name)
		2079	CODE:
		2080	{
		2081	GLuint name_ = name;
		2082	glDeleteTextures (1, &name_);
		2083	}
		2084
		2085	int glGenList ()
		2086	CODE:
		2087	RETVAL = glGenLists (1);
		2088	OUTPUT:
		2089	RETVAL
		2090
		2091	void glDeleteList (int list)
		2092	CODE:
		2093	glDeleteLists (list, 1);
		2094
		2095	void glNewList (int list, int mode = GL_COMPILE)
		2096
		2097	void glEndList ()
		2098
		2099	void glCallList (int list)
		2100
		2101

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