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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.28 by root, Thu Apr 13 00:25:28 2006 UTC vs.
Revision 1.113 by root, Wed Jun 14 16:20:21 2006 UTC

		1	#ifdef _WIN32
		2	# define _WIN32_WINNT 0x0500 // needed to get win2000 api calls
		3	# include <malloc.h>
		4	# include <windows.h>
		5	# pragma warning(disable:4244)
		6	#endif
		7
1	#include "EXTERN.h"	8	#include "EXTERN.h"
2	#include "perl.h"	9	#include "perl.h"
3	#include "XSUB.h"	10	#include "XSUB.h"
4		11
		12	#include <math.h>
5	#include <string.h>	13	#include <string.h>
6	#include <stdio.h>	14	#include <stdio.h>
		15	#include <stdlib.h>
7		16
8	#include <SDL.h>	17	#include <SDL.h>
		18	#include <SDL_endian.h>
9	#include <SDL_image.h>	19	#include <SDL_image.h>
		20	#include <SDL_mixer.h>
10	#include <SDL_opengl.h>	21	#include <SDL_opengl.h>
		22
		23	#include <glib/gmacros.h>
11		24
12	#include <pango/pango.h>	25	#include <pango/pango.h>
13	#include <pango/pangofc-fontmap.h>	26	#include <pango/pangofc-fontmap.h>
14	#include <pango/pangoft2.h>	27	#include <pango/pangoft2.h>
		28	#include <pango/pangocairo.h>
15		29
		30	#ifndef _WIN32
16	#include <sys/types.h>	31	# include <sys/types.h>
17	#include <sys/socket.h>	32	# include <sys/socket.h>
18	#include <netinet/in.h>	33	# include <netinet/in.h>
19	#include <netinet/tcp.h>	34	# include <netinet/tcp.h>
20
21	#include <inttypes.h>	35	# include <inttypes.h>
		36	#else
		37	typedef unsigned char uint8_t;
		38	typedef unsigned short uint16_t;
		39	typedef unsigned int uint32_t;
		40	typedef signed char int8_t;
		41	typedef signed short int16_t;
		42	typedef signed int int32_t;
		43	#endif
22		44
23	static PangoContext *context;	45	#include "glext.h"
24	static PangoFontMap *fontmap;	46
		47	#define FOW_DARKNESS 32
		48
		49	#define MAP_EXTEND_X 32
		50	#define MAP_EXTEND_Y 512
		51
		52	#define MIN_FONT_HEIGHT 10
		53
		54	static struct
		55	{
		56	#define GL_FUNC(ptr,name) ptr name;
		57	#include "glfunc.h"
		58	#undef GL_FUNC
		59	} gl;
		60
		61	static void gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		62	{
		63	if (gl.BlendFuncSeparate)
		64	gl.BlendFuncSeparate (sa, da, saa, daa);
		65	else if (gl.BlendFuncSeparateEXT)
		66	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		67	else
		68	glBlendFunc (sa, da);
		69	}
		70
		71	typedef Mix_Chunk *CFClient__MixChunk;
		72	typedef Mix_Music *CFClient__MixMusic;
		73
		74	typedef PangoFontDescription *CFClient__Font;
25		75
26	typedef struct cf_layout {	76	typedef struct cf_layout {
27	PangoLayout *pl;	77	PangoLayout *pl; // either derived from a cairo or ft2 context
		78	int rgba; // wether we use rgba (cairo) or grayscale (ft2)
		79	float r, g, b, a; // default color for rgba mode
28	int base_height;	80	int base_height;
		81	CFClient__Font font;
29	} *CFClient__Layout;	82	} *CFClient__Layout;
		83
		84	static CFClient__Font default_font;
		85	static PangoContext *ft2_context, *cairo_context;
		86	static PangoFontMap *ft2_fontmap, *cairo_fontmap;
30		87
31	static void	88	static void
32	substitute_func (FcPattern *pattern, gpointer data)	89	substitute_func (FcPattern *pattern, gpointer data)
33	{	90	{
34	FcPatternAddBool (pattern, FC_HINTING , 1);	91	FcPatternAddBool (pattern, FC_HINTING, 1);
		92	#ifdef FC_HINT_STYLE
		93	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		94	#endif
		95	#ifdef _WIN32
35	FcPatternAddBool (pattern, FC_AUTOHINT, 1);	96	FcPatternAddBool (pattern, FC_AUTOHINT, 1);
		97	#else
		98	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
		99	#endif
36	}	100	}
37		101
38	static void	102	static void
39	layout_update (CFClient__Layout self)	103	layout_update_font (CFClient__Layout self)
40	{	104	{
41	/* use a random scale factor to account for unknown descenders, 0.8 works	105	/* use a random scale factor to account for unknown descenders, 0.8 works
42	* reasonably well with bitstream vera	106	* reasonably well with bitstream vera
43	*/	107	*/
44	PangoFontDescription *font = pango_context_get_font_description (context);	108	PangoFontDescription *font = self->font ? self->font : default_font;
45	pango_font_description_set_absolute_size (font, self->base_height * (PANGO_SCALE * 8 / 10));	109
		110	pango_font_description_set_absolute_size (font,
		111	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		112
		113	pango_layout_set_font_description (self->pl, font);
46	}	114	}
47		115
48	static void	116	static void
49	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	117	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)
50	{	118	{
51	layout_update (self);
52
53	pango_layout_get_pixel_size (self->pl, w, h);	119	pango_layout_get_pixel_size (self->pl, w, h);
54		120
55	*w = (*w + 3) & ~3;
56	if (!*w) *w = 1;	121	if (!*w) *w = 1;
57	if (!*h) *h = 1;	122	if (!*h) *h = 1;
		123
		124	*w = (*w + 3) & ~3;
58	}	125	}
		126
		127	typedef uint16_t mapface;
59		128
60	typedef struct {	129	typedef struct {
61	uint16_t face[3];	130	GLint name;
		131	int w, h;
		132	float s, t;
		133	uint8_t r, g, b, a;
		134	} maptex;
		135
		136	typedef struct {
62	uint8_t darkness;	137	int16_t darkness;
63	uint8_t padding;	138	mapface face[3];
64	} mapcell;	139	} mapcell;
65		140
66	typedef struct {	141	typedef struct {
67	uint32_t cols;	142	int32_t c0, c1;
68	mapcell *col;	143	mapcell *col;
69	} maprow;	144	} maprow;
70		145
71	typedef struct map {	146	typedef struct map {
72	int x, y, w, h;	147	int x, y, w, h;
		148	int ox, oy; /* offset to virtual global coordinate system */
73	int faces;	149	int faces;
74	GLint *face;	150	mapface *face;
75		151
		152	int texs;
		153	maptex *tex;
		154
76	uint32_t rows;	155	int32_t rows;
77	maprow *row;	156	maprow *row;
78	} *CFClient__Map;	157	} *CFClient__Map;
79		158
		159	static char *
		160	prepend (char *ptr, int sze, int inc)
		161	{
		162	char *p;
		163
		164	New (0, p, sze + inc, char);
		165	Zero (p, inc, char);
		166	Move (ptr, p + inc, sze, char);
		167	Safefree (ptr);
		168
		169	return p;
		170	}
		171
		172	static char *
		173	append (char *ptr, int sze, int inc)
		174	{
		175	Renew (ptr, sze + inc, char);
		176	Zero (ptr + sze, inc, char);
		177
		178	return ptr;
		179	}
		180
		181	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		182	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		183
		184	static maprow *
		185	map_get_row (CFClient__Map self, int y)
		186	{
		187	if (0 > y)
		188	{
		189	int extend = - y + MAP_EXTEND_Y;
		190	Prepend (maprow, self->row, self->rows, extend);
		191
		192	self->rows += extend;
		193	self->y += extend;
		194	y += extend;
		195	}
		196	else if (y >= self->rows)
		197	{
		198	int extend = y - self->rows + MAP_EXTEND_Y;
		199	Append (maprow, self->row, self->rows, extend);
		200	self->rows += extend;
		201	}
		202
		203	return self->row + y;
		204	}
		205
		206	static mapcell *
		207	row_get_cell (maprow *row, int x)
		208	{
		209	if (!row->col)
		210	{
		211	Newz (0, row->col, MAP_EXTEND_X, mapcell);
		212	row->c0 = x - MAP_EXTEND_X / 4;
		213	row->c1 = row->c0 + MAP_EXTEND_X;
		214	}
		215
		216	if (row->c0 > x)
		217	{
		218	int extend = row->c0 - x + MAP_EXTEND_X;
		219	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
		220	row->c0 -= extend;
		221	}
		222	else if (x >= row->c1)
		223	{
		224	int extend = x - row->c1 + MAP_EXTEND_X;
		225	Append (mapcell, row->col, row->c1 - row->c0, extend);
		226	row->c1 += extend;
		227	}
		228
		229	return row->col + (x - row->c0);
		230	}
		231
		232	static mapcell *
		233	map_get_cell (CFClient__Map self, int x, int y)
		234	{
		235	return row_get_cell (map_get_row (self, y), x);
		236	}
		237
		238	static void
		239	map_clear (CFClient__Map self)
		240	{
		241	int r;
		242
		243	for (r = 0; r < self->rows; r++)
		244	Safefree (self->row[r].col);
		245
		246	Safefree (self->row);
		247
		248	self->x = 0;
		249	self->y = 0;
		250	self->ox = 0;
		251	self->oy = 0;
		252	self->row = 0;
		253	self->rows = 0;
		254	}
		255
		256	static void
		257	map_blank (CFClient__Map self, int x0, int y0, int w, int h)
		258	{
		259	int x, y;
		260	maprow *row;
		261
		262	for (y = y0; y < y0 + h; y++)
		263	if (y >= 0)
		264	{
		265	if (y >= self->rows)
		266	break;
		267
		268	row = self->row + y;
		269
		270	for (x = x0; x < x0 + w; x++)
		271	if (x >= row->c0)
		272	{
		273	if (x >= row->c1)
		274	break;
		275
		276	row->col[x - row->c0].darkness = -1;
		277	}
		278	}
		279	}
		280
		281	static void
		282	music_finished (void)
		283	{
		284	SDL_UserEvent ev;
		285
		286	ev.type = SDL_USEREVENT;
		287	ev.code = 0;
		288	ev.data1 = 0;
		289	ev.data2 = 0;
		290
		291	SDL_PushEvent ((SDL_Event *)&ev);
		292	}
		293
		294	static void
		295	channel_finished (int channel)
		296	{
		297	SDL_UserEvent ev;
		298
		299	ev.type = SDL_USEREVENT;
		300	ev.code = 1;
		301	ev.data1 = (void *)(long)channel;
		302	ev.data2 = 0;
		303
		304	SDL_PushEvent ((SDL_Event *)&ev);
		305	}
		306
		307	static unsigned int
		308	minpot (unsigned int n)
		309	{
		310	if (!n)
		311	return 0;
		312
		313	--n;
		314
		315	n |= n >> 1;
		316	n |= n >> 2;
		317	n |= n >> 4;
		318	n |= n >> 8;
		319	n |= n >> 16;
		320
		321	return n + 1;
		322	}
		323
80	MODULE = CFClient PACKAGE = CFClient	324	MODULE = CFClient PACKAGE = CFClient
81		325
82	PROTOTYPES: ENABLE	326	PROTOTYPES: ENABLE
83		327
84	BOOT:	328	BOOT:
85	{	329	{
		330	HV *stash = gv_stashpv ("CFClient", 1);
		331	static const struct {
		332	const char *name;
		333	IV iv;
		334	} *civ, const_iv[] = {
		335	# define const_iv(name) { # name, (IV)name }
		336	const_iv (SDL_ACTIVEEVENT),
		337	const_iv (SDL_KEYDOWN),
		338	const_iv (SDL_KEYUP),
		339	const_iv (SDL_MOUSEMOTION),
		340	const_iv (SDL_MOUSEBUTTONDOWN),
		341	const_iv (SDL_MOUSEBUTTONUP),
		342	const_iv (SDL_JOYAXISMOTION),
		343	const_iv (SDL_JOYBALLMOTION),
		344	const_iv (SDL_JOYHATMOTION),
		345	const_iv (SDL_JOYBUTTONDOWN),
		346	const_iv (SDL_JOYBUTTONUP),
		347	const_iv (SDL_QUIT),
		348	const_iv (SDL_SYSWMEVENT),
		349	const_iv (SDL_EVENT_RESERVEDA),
		350	const_iv (SDL_EVENT_RESERVEDB),
		351	const_iv (SDL_VIDEORESIZE),
		352	const_iv (SDL_VIDEOEXPOSE),
		353	const_iv (SDL_USEREVENT),
		354	const_iv (SDLK_KP0),
		355	const_iv (SDLK_KP1),
		356	const_iv (SDLK_KP2),
		357	const_iv (SDLK_KP3),
		358	const_iv (SDLK_KP4),
		359	const_iv (SDLK_KP5),
		360	const_iv (SDLK_KP6),
		361	const_iv (SDLK_KP7),
		362	const_iv (SDLK_KP8),
		363	const_iv (SDLK_KP9),
		364	const_iv (SDLK_KP_PERIOD),
		365	const_iv (SDLK_KP_DIVIDE),
		366	const_iv (SDLK_KP_MULTIPLY),
		367	const_iv (SDLK_KP_MINUS),
		368	const_iv (SDLK_KP_PLUS),
		369	const_iv (SDLK_KP_ENTER),
		370	const_iv (SDLK_KP_EQUALS),
		371	const_iv (SDLK_UP),
		372	const_iv (SDLK_DOWN),
		373	const_iv (SDLK_RIGHT),
		374	const_iv (SDLK_LEFT),
		375	const_iv (SDLK_INSERT),
		376	const_iv (SDLK_HOME),
		377	const_iv (SDLK_END),
		378	const_iv (SDLK_PAGEUP),
		379	const_iv (SDLK_PAGEDOWN),
		380	const_iv (SDLK_F1),
		381	const_iv (SDLK_F2),
		382	const_iv (SDLK_F3),
		383	const_iv (SDLK_F4),
		384	const_iv (SDLK_F5),
		385	const_iv (SDLK_F6),
		386	const_iv (SDLK_F7),
		387	const_iv (SDLK_F8),
		388	const_iv (SDLK_F9),
		389	const_iv (SDLK_F10),
		390	const_iv (SDLK_F11),
		391	const_iv (SDLK_F12),
		392	const_iv (SDLK_F13),
		393	const_iv (SDLK_F14),
		394	const_iv (SDLK_F15),
		395	const_iv (SDLK_NUMLOCK),
		396	const_iv (SDLK_CAPSLOCK),
		397	const_iv (SDLK_SCROLLOCK),
		398	const_iv (SDLK_RSHIFT),
		399	const_iv (SDLK_LSHIFT),
		400	const_iv (SDLK_RCTRL),
		401	const_iv (SDLK_LCTRL),
		402	const_iv (SDLK_RALT),
		403	const_iv (SDLK_LALT),
		404	const_iv (SDLK_RMETA),
		405	const_iv (SDLK_LMETA),
		406	const_iv (SDLK_LSUPER),
		407	const_iv (SDLK_RSUPER),
		408	const_iv (SDLK_MODE),
		409	const_iv (SDLK_COMPOSE),
		410	const_iv (SDLK_HELP),
		411	const_iv (SDLK_PRINT),
		412	const_iv (SDLK_SYSREQ),
		413	const_iv (SDLK_BREAK),
		414	const_iv (SDLK_MENU),
		415	const_iv (SDLK_POWER),
		416	const_iv (SDLK_EURO),
		417	const_iv (SDLK_UNDO),
		418	const_iv (KMOD_NONE),
		419	const_iv (KMOD_LSHIFT),
		420	const_iv (KMOD_RSHIFT),
		421	const_iv (KMOD_LCTRL),
		422	const_iv (KMOD_RCTRL),
		423	const_iv (KMOD_LALT),
		424	const_iv (KMOD_RALT),
		425	const_iv (KMOD_LMETA),
		426	const_iv (KMOD_RMETA),
		427	const_iv (KMOD_NUM),
		428	const_iv (KMOD_CAPS),
		429	const_iv (KMOD_MODE),
		430	const_iv (KMOD_CTRL),
		431	const_iv (KMOD_SHIFT),
		432	const_iv (KMOD_ALT),
		433	const_iv (KMOD_META)
		434	# undef const_iv
		435	};
		436
		437	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		438	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		439	}
		440
		441	void
		442	pango_init ()
		443	CODE:
		444	// delayed, so it can pick up new fonts added by AddFontResourceEx
		445	{
		446	{
86	fontmap = pango_ft2_font_map_new ();	447	ft2_fontmap = pango_ft2_font_map_new ();
87	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	448	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)ft2_fontmap, substitute_func, 0, 0);
88	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	449	ft2_context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)ft2_fontmap);
		450	}
		451	{
		452	cairo_font_options_t *fopt = cairo_font_options_create ();
		453	cairo_fontmap = pango_cairo_font_map_get_default ();
		454	cairo_context = pango_cairo_font_map_create_context ((PangoCairoFontMap *)cairo_fontmap);
		455	#ifdef _WIN32
		456	// cairo looks like shit eaten twice on windows
		457	cairo_font_options_set_antialias (fopt, CAIRO_ANTIALIAS_NONE);
		458	#else
		459	cairo_font_options_set_antialias (fopt, CAIRO_ANTIALIAS_GRAY);
		460	#endif
		461	cairo_font_options_set_hint_style (fopt, CAIRO_HINT_STYLE_FULL);
		462	cairo_font_options_set_hint_metrics (fopt, CAIRO_HINT_METRICS_ON);
		463	pango_cairo_context_set_font_options (cairo_context, fopt);
		464	cairo_font_options_destroy (fopt);
		465	}
89	}	466	}
		467
		468	int
		469	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO)
		470
		471	void
		472	SDL_Quit ()
		473
		474	void
		475	SDL_ListModes ()
		476	PPCODE:
		477	{
		478	SDL_Rect **m;
		479
		480	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);
		481	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);
		482	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);
		483	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);
		484
		485	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		486	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 16);
		487
		488	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);
		489	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		490	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);
		491	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		492
		493	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		494
		495	SDL_EnableUNICODE (1);
		496	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		497
		498	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		499
		500	if (m && m != (SDL_Rect **)-1)
		501	while (*m)
		502	{
		503	AV *av = newAV ();
		504	av_push (av, newSViv ((*m)->w));
		505	av_push (av, newSViv ((*m)->h));
		506	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		507
		508	++m;
		509	}
		510	}
		511
		512	char *
		513	SDL_GetError ()
		514
		515	int
		516	SDL_SetVideoMode (int w, int h, int fullscreen)
		517	CODE:
		518	RETVAL = !!SDL_SetVideoMode (
		519	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		520	);
		521	if (RETVAL)
		522	{
		523	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
		524	# define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		525	# include "glfunc.h"
		526	# undef GL_FUNC
		527	}
		528	OUTPUT:
		529	RETVAL
		530
		531	void
		532	SDL_GL_SwapBuffers ()
		533
		534	char *
		535	SDL_GetKeyName (int sym)
		536
		537	void
		538	SDL_PollEvent ()
		539	PPCODE:
		540	{
		541	SDL_Event ev;
		542
		543	while (SDL_PollEvent (&ev))
		544	{
		545	HV *hv = newHV ();
		546	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		547
		548	switch (ev.type)
		549	{
		550	case SDL_KEYDOWN:
		551	case SDL_KEYUP:
		552	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		553	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		554	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		555	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		556	break;
		557
		558	case SDL_ACTIVEEVENT:
		559	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		560	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		561	break;
		562
		563	case SDL_MOUSEMOTION:
		564	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		565
		566	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);
		567	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);
		568	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);
		569	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);
		570	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);
		571	break;
		572
		573	case SDL_MOUSEBUTTONDOWN:
		574	case SDL_MOUSEBUTTONUP:
		575	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		576
		577	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		578	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		579	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		580	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		581	break;
		582
		583	case SDL_USEREVENT:
		584	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		585	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		586	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		587	break;
		588	}
		589
		590	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));
		591	}
		592	}
		593
		594	int
		595	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)
		596	POSTCALL:
		597	Mix_HookMusicFinished (music_finished);
		598	Mix_ChannelFinished (channel_finished);
		599
		600	void
		601	Mix_CloseAudio ()
		602
		603	int
		604	Mix_AllocateChannels (int numchans = -1)
90		605
91	void	606	void
92	lowdelay (int fd, int val = 1)	607	lowdelay (int fd, int val = 1)
93	CODE:	608	CODE:
		609	#ifndef _WIN32
94	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	610	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));
95		611	#endif
96	char *
97	gl_version ()
98	CODE:
99	RETVAL = (char *)glGetString (GL_VERSION);
100	OUTPUT:
101	RETVAL
102
103	char *
104	gl_extensions ()
105	CODE:
106	RETVAL = (char *)glGetString (GL_EXTENSIONS);
107	OUTPUT:
108	RETVAL
109		612
110	void	613	void
111	add_font (char *file)	614	add_font (char *file)
112	CODE:	615	CODE:
113	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	616	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
114		617	#ifdef _WIN32
115	void	618	// cairo... sigh... requires win2000
116	set_font (char *file)	619	AddFontResourceEx (file, FR_PRIVATE, 0);
117	CODE:	620	#endif
118	{
119	int count;
120	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
121	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
122	FcPatternDestroy (pattern);
123	pango_context_set_font_description (context, font);
124	}
125		621
126	void	622	void
127	load_image_inline (SV *image_)	623	load_image_inline (SV *image_)
128	ALIAS:	624	ALIAS:
129	load_image_file = 1	625	load_image_file = 1
…		…
136	SDL_RWops *rw = ix	632	SDL_RWops *rw = ix
137	? SDL_RWFromFile (image, "r")	633	? SDL_RWFromFile (image, "r")
138	: SDL_RWFromConstMem (image, image_len);	634	: SDL_RWFromConstMem (image, image_len);
139		635
140	if (!rw)	636	if (!rw)
141	croak ("load_image: unable to open file");	637	croak ("load_image: %s", SDL_GetError ());
142		638
143	surface = IMG_Load_RW (rw, 1);	639	surface = IMG_Load_RW (rw, 1);
144	if (!surface)	640	if (!surface)
145	croak ("load_image: unable to read file");	641	croak ("load_image: %s", SDL_GetError ());
146		642
147	fmt.palette = NULL;	643	fmt.palette = NULL;
148	fmt.BitsPerPixel = 32;	644	fmt.BitsPerPixel = 32;
149	fmt.BytesPerPixel = 4;	645	fmt.BytesPerPixel = 4;
		646	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
150	fmt.Rmask = 0x000000ff;	647	fmt.Rmask = 0x000000ff;
151	fmt.Gmask = 0x0000ff00;	648	fmt.Gmask = 0x0000ff00;
152	fmt.Bmask = 0x00ff0000;	649	fmt.Bmask = 0x00ff0000;
153	fmt.Amask = 0xff000000;	650	fmt.Amask = 0xff000000;
		651	#else
		652	fmt.Rmask = 0xff000000;
		653	fmt.Gmask = 0x00ff0000;
		654	fmt.Bmask = 0x0000ff00;
		655	fmt.Amask = 0x000000ff;
		656	#endif
154	fmt.Rloss = 0;	657	fmt.Rloss = 0;
155	fmt.Gloss = 0;	658	fmt.Gloss = 0;
156	fmt.Bloss = 0;	659	fmt.Bloss = 0;
157	fmt.Aloss = 0;	660	fmt.Aloss = 0;
158	fmt.Rshift = 0;	661	fmt.Rshift = 0;
…		…
162	fmt.colorkey = 0;	665	fmt.colorkey = 0;
163	fmt.alpha = 0;	666	fmt.alpha = 0;
164		667
165	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	668	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
166		669
		670	assert (surface2->pitch == surface2->w * 4);
		671
167	EXTEND (SP, 5);	672	EXTEND (SP, 5);
168	PUSHs (sv_2mortal (newSViv (surface2->w)));	673	PUSHs (sv_2mortal (newSViv (surface2->w)));
169	PUSHs (sv_2mortal (newSViv (surface2->h)));	674	PUSHs (sv_2mortal (newSViv (surface2->h)));
170	SDL_LockSurface (surface2);	675	SDL_LockSurface (surface2);
171	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	676	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
172	SDL_UnlockSurface (surface2);	677	SDL_UnlockSurface (surface2);
173	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	678	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
174	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	679	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
175	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	680	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
176		681
177	SDL_FreeSurface (surface);	682	SDL_FreeSurface (surface);
178	SDL_FreeSurface (surface2);	683	SDL_FreeSurface (surface2);
179	}	684	}
180		685
181	void	686	void
		687	average (int x, int y, uint32_t *data)
		688	PPCODE:
		689	{
		690	uint32_t r = 0, g = 0, b = 0, a = 0;
		691
		692	x = y = x * y;
		693
		694	while (x--)
		695	{
		696	uint32_t p = *data++;
		697
		698	r += (p ) & 255;
		699	g += (p >> 8) & 255;
		700	b += (p >> 16) & 255;
		701	a += (p >> 24) & 255;
		702	}
		703
		704	EXTEND (SP, 4);
		705	PUSHs (sv_2mortal (newSViv (r / y)));
		706	PUSHs (sv_2mortal (newSViv (g / y)));
		707	PUSHs (sv_2mortal (newSViv (b / y)));
		708	PUSHs (sv_2mortal (newSViv (a / y)));
		709	}
		710
		711	void
		712	error (char *message)
		713	CODE:
		714	fprintf (stderr, "ERROR: %s\n", message);
		715	#ifdef _WIN32
		716	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		717	#endif
		718
		719	void
182	fatal (char *message)	720	fatal (char *message)
183	CODE:	721	CODE:
		722	fprintf (stderr, "FATAL: %s\n", message);
184	#ifdef WIN32	723	#ifdef _WIN32
185	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	724	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
186	#else
187	fprintf (stderr, "%s\n", message);
188	#endif	725	#endif
189	exit (1);	726	_exit (1);
		727
		728	void
		729	_exit (int retval)
		730	CODE:
		731	_exit (retval);
		732
		733	MODULE = CFClient PACKAGE = CFClient::Font
		734
		735	CFClient::Font
		736	new_from_file (SV *class, char *path, int id = 0)
		737	CODE:
		738	{
		739	int count;
		740	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		741	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		742	FcPatternDestroy (pattern);
		743	}
		744	OUTPUT:
		745	RETVAL
		746
		747	void
		748	DESTROY (CFClient::Font self)
		749	CODE:
		750	pango_font_description_free (self);
		751
		752	void
		753	make_default (CFClient::Font self)
		754	CODE:
		755	default_font = self;
190		756
191	MODULE = CFClient PACKAGE = CFClient::Layout	757	MODULE = CFClient PACKAGE = CFClient::Layout
192		758
193	CFClient::Layout	759	CFClient::Layout
194	new (SV *class, int base_height = 10)	760	new (SV *class, int rgba = 0)
195	CODE:	761	CODE:
196	New (0, RETVAL, 1, struct cf_layout);	762	New (0, RETVAL, 1, struct cf_layout);
197	RETVAL->base_height = base_height;	763
198	RETVAL->pl = pango_layout_new (context);	764	RETVAL->pl = pango_layout_new (rgba ? cairo_context : ft2_context);
		765	RETVAL->rgba = rgba;
		766	RETVAL->r = 1.;
		767	RETVAL->g = 1.;
		768	RETVAL->b = 1.;
		769	RETVAL->a = 1.;
		770	RETVAL->base_height = MIN_FONT_HEIGHT;
		771	RETVAL->font = 0;
		772
199	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	773	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		774	layout_update_font (RETVAL);
200	OUTPUT:	775	OUTPUT:
201	RETVAL	776	RETVAL
202		777
203	void	778	void
204	DESTROY (CFClient::Layout self)	779	DESTROY (CFClient::Layout self)
205	CODE:	780	CODE:
206	g_object_unref (self->pl);	781	g_object_unref (self->pl);
207	Safefree (self);	782	Safefree (self);
208		783
		784	int
		785	is_rgba (CFClient::Layout self)
		786	CODE:
		787	RETVAL = self->rgba;
		788	OUTPUT:
		789	RETVAL
		790
209	void	791	void
210	set_markup (CFClient::Layout self, SV *text_)	792	set_text (CFClient::Layout self, SV *text_)
211	CODE:	793	CODE:
212	{	794	{
213	STRLEN textlen;	795	STRLEN textlen;
214	char *text = SvPVutf8 (text_, textlen);	796	char *text = SvPVutf8 (text_, textlen);
215		797
		798	pango_layout_set_text (self->pl, text, textlen);
		799	}
		800
		801	void
		802	set_markup (CFClient::Layout self, SV *text_)
		803	CODE:
		804	{
		805	STRLEN textlen;
		806	char *text = SvPVutf8 (text_, textlen);
		807
216	pango_layout_set_markup (self->pl, text, textlen);	808	pango_layout_set_markup (self->pl, text, textlen);
217	}	809	}
218		810
		811	SV *
		812	get_text (CFClient::Layout self)
		813	CODE:
		814	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		815	sv_utf8_decode (RETVAL);
		816	OUTPUT:
		817	RETVAL
		818
		819	void
		820	set_foreground (CFClient::Layout self, float r, float g, float b, float a = 1.)
		821	CODE:
		822	self->r = r;
		823	self->g = g;
		824	self->b = b;
		825	self->a = a;
		826
		827	void
		828	set_font (CFClient::Layout self, CFClient::Font font = 0)
		829	CODE:
		830	if (self->font != font)
		831	{
		832	self->font = font;
		833	layout_update_font (self);
		834	}
		835
219	void	836	void
220	set_height (CFClient::Layout self, int base_height)	837	set_height (CFClient::Layout self, int base_height)
221	CODE:	838	CODE:
		839	if (self->base_height != base_height)
		840	{
222	self->base_height = base_height;	841	self->base_height = base_height;
		842	layout_update_font (self);
		843	}
223		844
224	void	845	void
225	set_width (CFClient::Layout self, int max_width = -1)	846	set_width (CFClient::Layout self, int max_width = -1)
226	CODE:	847	CODE:
227	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	848	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
		849
		850	void
		851	set_indent (CFClient::Layout self, int indent)
		852	CODE:
		853	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		854
		855	void
		856	set_spacing (CFClient::Layout self, int spacing)
		857	CODE:
		858	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		859
		860	void
		861	set_ellipsise (CFClient::Layout self, int ellipsise)
		862	CODE:
		863	pango_layout_set_ellipsize (self->pl,
		864	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		865	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		866	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		867	: PANGO_ELLIPSIZE_NONE
		868	);
		869
		870	void
		871	set_single_paragraph_mode (CFClient::Layout self, int spm)
		872	CODE:
		873	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
228		874
229	void	875	void
230	size (CFClient::Layout self)	876	size (CFClient::Layout self)
231	PPCODE:	877	PPCODE:
232	{	878	{
233	int w, h;	879	int w, h;
234		880
235	layout_update (self);
236	layout_get_pixel_size (self, &w, &h);	881	layout_get_pixel_size (self, &w, &h);
237		882
238	EXTEND (SP, 2);	883	EXTEND (SP, 2);
239	PUSHs (sv_2mortal (newSViv (w)));	884	PUSHs (sv_2mortal (newSViv (w)));
240	PUSHs (sv_2mortal (newSViv (h)));	885	PUSHs (sv_2mortal (newSViv (h)));
…		…
243	int	888	int
244	xy_to_index (CFClient::Layout self, int x, int y)	889	xy_to_index (CFClient::Layout self, int x, int y)
245	CODE:	890	CODE:
246	{	891	{
247	int index, trailing;	892	int index, trailing;
248
249	layout_update (self);
250	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	893	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
251
252	RETVAL = index;	894	RETVAL = index;
253	}	895	}
254	OUTPUT:	896	OUTPUT:
255	RETVAL	897	RETVAL
256		898
257	void	899	void
258	cursor_pos (CFClient::Layout self, int index)	900	cursor_pos (CFClient::Layout self, int index)
259	PPCODE:	901	PPCODE:
260	{	902	{
261	PangoRectangle strong_pos;	903	PangoRectangle strong_pos;
262	layout_update (self);
263	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	904	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
		905
264	EXTEND (SP, 3);	906	EXTEND (SP, 3);
265	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	907	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
266	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	908	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
267	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	909	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
268	}	910	}
…		…
271	render (CFClient::Layout self)	913	render (CFClient::Layout self)
272	PPCODE:	914	PPCODE:
273	{	915	{
274	SV *retval;	916	SV *retval;
275	int w, h;	917	int w, h;
276	FT_Bitmap bitmap;
277		918
278	layout_update (self);
279	layout_get_pixel_size (self, &w, &h);	919	layout_get_pixel_size (self, &w, &h);
280		920
		921	if (self->rgba)
		922	{
		923	cairo_surface_t *surface;
		924	cairo_t *cairo;
		925
		926	retval = newSV (w * h * 4);
		927	SvPOK_only (retval);
		928	SvCUR_set (retval, w * h * 4);
		929
		930	memset (SvPVX (retval), 0, w * h * 4);
		931
		932	surface = cairo_image_surface_create_for_data (
		933	(void*)SvPVX (retval), CAIRO_FORMAT_ARGB32, w, h, w * 4);
		934	cairo = cairo_create (surface);
		935	cairo_set_source_rgba (cairo, self->r, self->g, self->b, self->a);
		936
		937	pango_cairo_show_layout (cairo, self->pl);
		938
		939	cairo_destroy (cairo);
		940	cairo_surface_destroy (surface);
		941
		942	// what a mess, and its premultiplied, too :(
		943	{
		944	uint32_t *p = (uint32_t *)SvPVX (retval);
		945	uint32_t *e = p + w * h;
		946
		947	while (p < e)
		948	{
		949	uint32_t rgba = *p;
		950	rgba = (rgba >> 24) | (rgba << 8);
		951	#if 0
		952	#ifdef _WIN32
		953	{//D
		954	uint8_t r = rgba >> 24;
		955	uint8_t g = rgba >> 16;
		956	uint8_t b = rgba >> 8;
		957	uint8_t a = rgba >> 0;
		958
		959	rgba = (rgba & 0xffffff00) | a;
		960	}
		961	#endif
		962	#endif
		963	rgba = SDL_SwapBE32 (rgba);
		964	*p++ = rgba;
		965	}
		966	}
		967
		968	EXTEND (SP, 5);
		969	PUSHs (sv_2mortal (newSViv (w)));
		970	PUSHs (sv_2mortal (newSViv (h)));
		971	PUSHs (sv_2mortal (retval));
		972	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
		973	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
		974	}
		975	else
		976	{
		977	FT_Bitmap bitmap;
		978
281	retval = newSV (w * h);	979	retval = newSV (w * h);
282	SvPOK_only (retval);	980	SvPOK_only (retval);
283	SvCUR_set (retval, w * h);	981	SvCUR_set (retval, w * h);
284		982
285	bitmap.rows = h;	983	bitmap.rows = h;
286	bitmap.width = w;	984	bitmap.width = w;
287	bitmap.pitch = w;	985	bitmap.pitch = w;
288	bitmap.buffer = (unsigned char*)SvPVX (retval);	986	bitmap.buffer = (unsigned char*)SvPVX (retval);
289	bitmap.num_grays = 256;	987	bitmap.num_grays = 256;
290	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;	988	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
291		989
292	memset (bitmap.buffer, 0, w * h);	990	memset (bitmap.buffer, 0, w * h);
293		991
294	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);	992	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
295		993
296	EXTEND (SP, 3);	994	EXTEND (SP, 5);
297	PUSHs (sv_2mortal (newSViv (w)));	995	PUSHs (sv_2mortal (newSViv (w)));
298	PUSHs (sv_2mortal (newSViv (h)));	996	PUSHs (sv_2mortal (newSViv (h)));
299	PUSHs (sv_2mortal (retval));	997	PUSHs (sv_2mortal (retval));
		998	PUSHs (sv_2mortal (newSViv (GL_ALPHA)));
		999	PUSHs (sv_2mortal (newSViv (GL_ALPHA)));
		1000	}
300	}	1001	}
301		1002
302	MODULE = CFClient PACKAGE = CFClient::Texture	1003	MODULE = CFClient PACKAGE = CFClient::Texture
303		1004
304	void	1005	void
305	draw_quad (SV *self, double x, double y, double w = 0, double h = 0)	1006	pad2pot (SV *data_, SV *w_, SV *h_)
		1007	CODE:
		1008	{
		1009	int ow = SvIV (w_);
		1010	int oh = SvIV (h_);
		1011
		1012	if (ow && oh)
		1013	{
		1014	int nw = minpot (ow);
		1015	int nh = minpot (oh);
		1016
		1017	if (nw != ow || nh != oh)
		1018	{
		1019	if (SvOK (data_))
		1020	{
		1021	STRLEN datalen;
		1022	char *data = SvPVbyte (data_, datalen);
		1023	int bpp = datalen / (ow * oh);
		1024	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1025
		1026	SvPOK_only (result_);
		1027	SvCUR_set (result_, nw * nh * bpp);
		1028
		1029	memset (SvPVX (result_), 0, nw * nh * bpp);
		1030	while (oh--)
		1031	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1032
		1033	sv_setsv (data_, result_);
		1034	}
		1035
		1036	sv_setiv (w_, nw);
		1037	sv_setiv (h_, nh);
		1038	}
		1039	}
		1040	}
		1041
		1042	void
		1043	draw_quad (SV *self, float x, float y, float w = 0, float h = 0)
306	PROTOTYPE: $$$;$$	1044	PROTOTYPE: $$$;$$
		1045	ALIAS:
		1046	draw_quad_alpha = 1
		1047	draw_quad_alpha_premultiplied = 2
307	CODE:	1048	CODE:
308	{	1049	{
309	HV *hv = (HV *)SvRV (self);	1050	HV *hv = (HV *)SvRV (self);
310	double s = SvNV (*hv_fetch (hv, "s", 1, 1));	1051	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
311	double t = SvNV (*hv_fetch (hv, "t", 1, 1));	1052	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
312	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1053	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
313		1054
314	if (items < 5)	1055	if (items < 5)
315	{	1056	{
316	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1057	w = SvNV (*hv_fetch (hv, "w", 1, 1));
317	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1058	h = SvNV (*hv_fetch (hv, "h", 1, 1));
318	}	1059	}
319		1060
		1061	if (ix)
		1062	{
		1063	glEnable (GL_BLEND);
		1064
		1065	if (ix == 2)
		1066	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1067	else
		1068	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1069	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1070
		1071	glEnable (GL_ALPHA_TEST);
		1072	glAlphaFunc (GL_GREATER, 0.01f);
		1073	}
		1074
320	glBindTexture (GL_TEXTURE_2D, name);	1075	glBindTexture (GL_TEXTURE_2D, name);
		1076
321	glBegin (GL_QUADS);	1077	glBegin (GL_QUADS);
322	glTexCoord2d (0, 0); glVertex2d (x , y );	1078	glTexCoord2f (0, 0); glVertex2f (x , y );
323	glTexCoord2d (0, t); glVertex2d (x , y + h);	1079	glTexCoord2f (0, t); glVertex2f (x , y + h);
324	glTexCoord2d (s, t); glVertex2d (x + w, y + h);	1080	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
325	glTexCoord2d (s, 0); glVertex2d (x + w, y );	1081	glTexCoord2f (s, 0); glVertex2f (x + w, y );
326	glEnd ();	1082	glEnd ();
		1083
		1084	if (ix)
		1085	{
		1086	glDisable (GL_ALPHA_TEST);
		1087	glDisable (GL_BLEND);
		1088	}
327	}	1089	}
328		1090
329	MODULE = CFClient PACKAGE = CFClient::Map	1091	MODULE = CFClient PACKAGE = CFClient::Map
330		1092
331	CFClient::Map	1093	CFClient::Map
332	new (SV *class, int map_width, int map_height)	1094	new (SV *class, int map_width, int map_height)
333	CODE:	1095	CODE:
334	New (0, RETVAL, 1, struct map);	1096	New (0, RETVAL, 1, struct map);
335	RETVAL->x = 0;	1097	RETVAL->x = 0;
336	RETVAL->y = 0;	1098	RETVAL->y = 0;
337	RETVAL->w = map_width;	1099	RETVAL->w = map_width;
338	RETVAL->h = map_height;	1100	RETVAL->h = map_height;
		1101	RETVAL->ox = 0;
		1102	RETVAL->oy = 0;
339	RETVAL->faces = 0;	1103	RETVAL->faces = 8192;
		1104	Newz (0, RETVAL->face, RETVAL->faces, mapface);
340	RETVAL->face = 0;	1105	RETVAL->texs = 8192;
341		1106	Newz (0, RETVAL->tex, RETVAL->texs, maptex);
342	RETVAL->rows = 0;	1107	RETVAL->rows = 0;
343	RETVAL->row = 0;	1108	RETVAL->row = 0;
344	OUTPUT:	1109	OUTPUT:
345	RETVAL	1110	RETVAL
346		1111
347	void	1112	void
348	DESTROY (CFClient::Map self)	1113	DESTROY (CFClient::Map self)
349	CODE:	1114	CODE:
350	{	1115	{
351	int r, c;	1116	map_clear (self);
352
353	Safefree (self->face);	1117	Safefree (self->face);
354	for (r = 0; r < self->rows; r++)	1118	Safefree (self->tex);
		1119	Safefree (self);
		1120	}
		1121
		1122	void
		1123	clear (CFClient::Map self)
		1124	CODE:
		1125	map_clear (self);
		1126
		1127	void
		1128	set_face (CFClient::Map self, int face, int texid)
		1129	CODE:
		1130	{
		1131	while (self->faces <= face)
355	{	1132	{
356	maprow *row = self->row + r;	1133	Append (mapface, self->face, self->faces, self->faces);
357	if (!row)	1134	self->faces *= 2;
358	continue;	1135	}
359		1136
360	Safefree (row->col);	1137	self->face [face] = texid;
		1138	}
		1139
		1140	void
		1141	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)
		1142	CODE:
		1143	{
		1144	while (self->texs <= texid)
361	}	1145	{
		1146	Append (maptex, self->tex, self->texs, self->texs);
		1147	self->texs *= 2;
		1148	}
362		1149
363	Safefree (self->row);	1150	{
364	Safefree (self);	1151	maptex *tex = self->tex + texid;
365	}
366		1152
		1153	tex->name = name;
		1154	tex->w = w;
		1155	tex->h = h;
		1156	tex->s = s;
		1157	tex->t = t;
		1158	tex->r = r;
		1159	tex->g = g;
		1160	tex->b = b;
		1161	tex->a = a;
		1162	}
		1163
		1164	// somewhat hackish, but for textures that require it, it really
		1165	// improves the look, and most others don't suffer.
		1166	glBindTexture (GL_TEXTURE_2D, name);
		1167	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1168	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1169	// use uglier nearest interpolation because linear suffers
		1170	// from transparent color bleeding and ugly wrapping effects.
		1171	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1172	}
		1173
		1174	int
		1175	ox (CFClient::Map self)
		1176	ALIAS:
		1177	oy = 1
		1178	x = 2
		1179	y = 3
		1180	w = 4
		1181	h = 5
		1182	CODE:
		1183	switch (ix)
		1184	{
		1185	case 0: RETVAL = self->ox; break;
		1186	case 1: RETVAL = self->oy; break;
		1187	case 2: RETVAL = self->x; break;
		1188	case 3: RETVAL = self->y; break;
		1189	case 4: RETVAL = self->w; break;
		1190	case 5: RETVAL = self->h; break;
		1191	}
		1192	OUTPUT:
		1193	RETVAL
		1194
		1195	void
		1196	scroll (CFClient::Map self, int dx, int dy)
		1197	CODE:
		1198	{
		1199	if (dx > 0)
		1200	map_blank (self, self->x, self->y, dx - 1, self->h);
		1201	else if (dx < 0)
		1202	map_blank (self, self->x + self->w + dx + 1, self->y, 1 - dx, self->h);
		1203
		1204	if (dy > 0)
		1205	map_blank (self, self->x, self->y, self->w, dy - 1);
		1206	else if (dy < 0)
		1207	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, 1 - dy);
		1208
		1209	self->ox += dx; self->x += dx;
		1210	self->oy += dy; self->y += dy;
		1211
		1212	while (self->y < 0)
		1213	{
		1214	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
		1215
		1216	self->rows += MAP_EXTEND_Y;
		1217	self->y += MAP_EXTEND_Y;
		1218	}
		1219	}
		1220
		1221	void
		1222	map1a_update (CFClient::Map self, SV *data_)
		1223	CODE:
		1224	{
		1225	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
		1226	uint8_t *data_end = (uint8_t *)SvEND (data_);
		1227	mapcell *cell;
		1228	int x, y, flags;
		1229
		1230	while (data < data_end)
		1231	{
		1232	flags = (data [0] << 8) + data [1]; data += 2;
		1233
		1234	x = ((flags >> 10) & 63) + self->x;
		1235	y = ((flags >> 4) & 63) + self->y;
		1236
		1237	cell = map_get_cell (self, x, y);
		1238
		1239	if (flags & 15)
		1240	{
		1241	if (cell->darkness < 0)
		1242	{
		1243	cell->darkness = 0;
		1244	cell->face [0] = 0;
		1245	cell->face [1] = 0;
		1246	cell->face [2] = 0;
		1247	}
		1248
		1249	cell->darkness = flags & 8 ? *data++ : 255;
		1250
		1251	//TODO: don't trust server data to be in-range(!)
		1252
		1253	if (flags & 4)
		1254	{
		1255	cell->face [0] = self->face [(data [0] << 8) + data [1]]; data += 2;
		1256	}
		1257
		1258	if (flags & 2)
		1259	{
		1260	cell->face [1] = self->face [(data [0] << 8) + data [1]]; data += 2;
		1261	}
		1262
		1263	if (flags & 1)
		1264	{
		1265	cell->face [2] = self->face [(data [0] << 8) + data [1]]; data += 2;
		1266	}
		1267	}
		1268	else
		1269	cell->darkness = -1;
		1270	}
		1271	}
		1272
		1273	SV *
		1274	mapmap (CFClient::Map self, int x0, int y0, int w, int h)
		1275	CODE:
		1276	{
		1277	int x1, x;
		1278	int y1, y;
		1279	int z;
		1280	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1281	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1282
		1283	SvPOK_only (map_sv);
		1284	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1285
		1286	x0 += self->x; x1 = x0 + w;
		1287	y0 += self->y; y1 = y0 + h;
		1288
		1289	for (y = y0; y < y1; y++)
		1290	{
		1291	maprow *row = 0 <= y && y < self->rows
		1292	? self->row + y
		1293	: 0;
		1294
		1295	for (x = x0; x < x1; x++)
		1296	{
		1297	int r = 32, g = 32, b = 32, a = 192;
		1298
		1299	if (row && row->c0 <= x && x < row->c1)
		1300	{
		1301	mapcell *cell = row->col + (x - row->c0);
		1302
		1303	for (z = 0; z <= 0; z++)
		1304	{
		1305	mapface face = cell->face [z];
		1306
		1307	if (face)
		1308	{
		1309	maptex tex = self->tex [face];
		1310	int a0 = 255 - tex.a;
		1311	int a1 = tex.a;
		1312
		1313	r = (r * a0 + tex.r * a1) / 255;
		1314	g = (g * a0 + tex.g * a1) / 255;
		1315	b = (b * a0 + tex.b * a1) / 255;
		1316	a = (a * a0 + tex.a * a1) / 255;
		1317	}
		1318	}
		1319	}
		1320
		1321	*map++ = (r )
		1322	| (g << 8)
		1323	| (b << 16)
		1324	| (a << 24);
		1325	}
		1326	}
		1327
		1328	RETVAL = map_sv;
		1329	}
		1330	OUTPUT:
		1331	RETVAL
		1332
		1333	void
		1334	draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)
		1335	PPCODE:
		1336	{
		1337	int vx, vy;
		1338	int x, y, z;
		1339	int last_name;
		1340	mapface face;
		1341	int sw4 = (sw + 3) & ~3;
		1342	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
		1343	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
		1344
		1345	memset (darkness, 255, sw4 * sh);
		1346	SvPOK_only (darkness_sv);
		1347	SvCUR_set (darkness_sv, sw4 * sh);
		1348
		1349	vx = self->x + (self->w - sw) / 2 - shift_x;
		1350	vy = self->y + (self->h - sh) / 2 - shift_y;
		1351
		1352	/*
		1353	int vx = self->vx = self->w >= sw
		1354	? self->x + (self->w - sw) / 2
		1355	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
		1356
		1357	int vy = self->vy = self->h >= sh
		1358	? self->y + (self->h - sh) / 2
		1359	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
		1360	*/
		1361
		1362	glColor4ub (255, 255, 255, 255);
		1363
		1364	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1365	glEnable (GL_BLEND);
		1366	glEnable (GL_TEXTURE_2D);
		1367	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1368
		1369	glBegin (GL_QUADS);
		1370
		1371	last_name = 0;
		1372
		1373	for (z = 0; z < 3; z++)
		1374	for (y = 0; y < sh; y++)
		1375	if (0 <= y + vy && y + vy < self->rows)
		1376	{
		1377	maprow *row = self->row + (y + vy);
		1378
		1379	for (x = 0; x < sw; x++)
		1380	if (row->c0 <= x + vx && x + vx < row->c1)
		1381	{
		1382	mapcell *cell = row->col + (x + vx - row->c0);
		1383
		1384	darkness[y * sw4 + x] = cell->darkness < 0
		1385	? 255 - FOW_DARKNESS
		1386	: 255 - cell->darkness;
		1387
		1388	face = cell->face [z];
		1389
		1390	if (face)
		1391	{
		1392	maptex tex = self->tex [face];
		1393
		1394	int px = (x + 1) * 32 - tex.w;
		1395	int py = (y + 1) * 32 - tex.h;
		1396
		1397	if (last_name != tex.name)
		1398	{
		1399	glEnd ();
		1400	last_name = tex.name;
		1401	glBindTexture (GL_TEXTURE_2D, last_name);
		1402	glBegin (GL_QUADS);
		1403	}
		1404
		1405	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1406	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1407	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1408	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1409	}
		1410	}
		1411	}
		1412
		1413	glEnd ();
		1414
		1415	glDisable (GL_TEXTURE_2D);
		1416	glDisable (GL_BLEND);
		1417
		1418	EXTEND (SP, 3);
		1419	PUSHs (sv_2mortal (newSViv (sw4)));
		1420	PUSHs (sv_2mortal (newSViv (sh)));
		1421	PUSHs (darkness_sv);
		1422	}
		1423
		1424	SV *
		1425	get_rect (CFClient::Map self, int x0, int y0, int w, int h)
		1426	CODE:
		1427	{
		1428	int x, y, x1, y1;
		1429	SV *data_sv = newSV (w * h * 7 + 5);
		1430	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		1431
		1432	*data++ = 0; /* version 0 format */
		1433	*data++ = w >> 8; *data++ = w;
		1434	*data++ = h >> 8; *data++ = h;
		1435
		1436	// we need to do this 'cause we don't keep an absolute coord system for rows
		1437	// TODO: treat rows as we treat columns
		1438	map_get_row (self, y0 + self->y - self->oy);//D
		1439	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		1440
		1441	x0 += self->x - self->ox;
		1442	y0 += self->y - self->oy;
		1443
		1444	x1 = x0 + w;
		1445	y1 = y0 + h;
		1446
		1447	for (y = y0; y < y1; y++)
		1448	{
		1449	maprow *row = 0 <= y && y < self->rows
		1450	? self->row + y
		1451	: 0;
		1452
		1453	for (x = x0; x < x1; x++)
		1454	{
		1455	if (row && row->c0 <= x && x < row->c1)
		1456	{
		1457	mapcell *cell = row->col + (x - row->c0);
		1458	uint8_t flags = 0;
		1459
		1460	if (cell->face [0]) flags |= 1;
		1461	if (cell->face [1]) flags |= 2;
		1462	if (cell->face [2]) flags |= 4;
		1463
		1464	*data++ = flags;
		1465
		1466	if (flags & 1)
		1467	{
		1468	*data++ = cell->face [0] >> 8;
		1469	*data++ = cell->face [0];
		1470	}
		1471
		1472	if (flags & 2)
		1473	{
		1474	*data++ = cell->face [1] >> 8;
		1475	*data++ = cell->face [1];
		1476	}
		1477
		1478	if (flags & 4)
		1479	{
		1480	*data++ = cell->face [2] >> 8;
		1481	*data++ = cell->face [2];
		1482	}
		1483	}
		1484	else
		1485	*data++ = 0;
		1486	}
		1487	}
		1488
		1489	SvPOK_only (data_sv);
		1490	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		1491	RETVAL = data_sv;
		1492	}
		1493	OUTPUT:
		1494	RETVAL
		1495
		1496	void
		1497	set_rect (CFClient::Map self, int x0, int y0, uint8_t *data)
		1498	PPCODE:
		1499	{
		1500	int x, y, z;
		1501	int w, h;
		1502	int x1, y1;
		1503
		1504	if (*data++ != 0)
		1505	return; /* version mismatch */
		1506
		1507	w = *data++ << 8; w |= *data++;
		1508	h = *data++ << 8; h |= *data++;
		1509
		1510	// we need to do this 'cause we don't keep an absolute coord system for rows
		1511	// TODO: treat rows as we treat columns
		1512	map_get_row (self, y0 + self->y - self->oy);//D
		1513	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		1514
		1515	x0 += self->x - self->ox;
		1516	y0 += self->y - self->oy;
		1517
		1518	x1 = x0 + w;
		1519	y1 = y0 + h;
		1520
		1521	for (y = y0; y < y1; y++)
		1522	{
		1523	maprow *row = map_get_row (self, y);
		1524
		1525	for (x = x0; x < x1; x++)
		1526	{
		1527	uint8_t flags = *data++;
		1528
		1529	if (flags)
		1530	{
		1531	mapface face[3] = { 0, 0, 0 };
		1532
		1533	mapcell *cell = row_get_cell (row, x);
		1534
		1535	if (flags & 1) { face[0] = *data++ << 8; face[0] |= *data++; }
		1536	if (flags & 2) { face[1] = *data++ << 8; face[1] |= *data++; }
		1537	if (flags & 4) { face[2] = *data++ << 8; face[2] |= *data++; }
		1538
		1539	if (cell->darkness <= 0)
		1540	{
		1541	cell->darkness = -1;
		1542
		1543	for (z = 0; z <= 2; z++)
		1544	{
		1545	cell->face[z] = face[z];
		1546
		1547	if (face[z] && (face[z] >= self->texs || !self->tex[face [z]].name))
		1548	XPUSHs (sv_2mortal (newSViv (face[z])));
		1549	}
		1550	}
		1551	}
		1552	}
		1553	}
		1554	}
		1555
		1556	MODULE = CFClient PACKAGE = CFClient::MixChunk
		1557
		1558	CFClient::MixChunk
		1559	new_from_file (SV *class, char *path)
		1560	CODE:
		1561	RETVAL = Mix_LoadWAV (path);
		1562	OUTPUT:
		1563	RETVAL
		1564
		1565	void
		1566	DESTROY (CFClient::MixChunk self)
		1567	CODE:
		1568	Mix_FreeChunk (self);
		1569
		1570	int
		1571	volume (CFClient::MixChunk self, int volume = -1)
		1572	CODE:
		1573	RETVAL = Mix_VolumeChunk (self, volume);
		1574	OUTPUT:
		1575	RETVAL
		1576
		1577	int
		1578	play (CFClient::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)
		1579	CODE:
		1580	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		1581	OUTPUT:
		1582	RETVAL
		1583
		1584	MODULE = CFClient PACKAGE = CFClient::MixMusic
		1585
		1586	int
		1587	volume (int volume = -1)
		1588	CODE:
		1589	RETVAL = Mix_VolumeMusic (volume);
		1590	OUTPUT:
		1591	RETVAL
		1592
		1593	CFClient::MixMusic
		1594	new_from_file (SV *class, char *path)
		1595	CODE:
		1596	RETVAL = Mix_LoadMUS (path);
		1597	OUTPUT:
		1598	RETVAL
		1599
		1600	void
		1601	DESTROY (CFClient::MixMusic self)
		1602	CODE:
		1603	Mix_FreeMusic (self);
		1604
		1605	int
		1606	play (CFClient::MixMusic self, int loops = -1)
		1607	CODE:
		1608	RETVAL = Mix_PlayMusic (self, loops);
		1609	OUTPUT:
		1610	RETVAL
		1611
		1612	MODULE = CFClient PACKAGE = CFClient::OpenGL
		1613
		1614	BOOT:
		1615	{
		1616	HV *stash = gv_stashpv ("CFClient::OpenGL", 1);
		1617	static const struct {
		1618	const char *name;
		1619	IV iv;
		1620	} *civ, const_iv[] = {
		1621	# define const_iv(name) { # name, (IV)name }
		1622	const_iv (GL_COLOR_MATERIAL),
		1623	const_iv (GL_SMOOTH),
		1624	const_iv (GL_FLAT),
		1625	const_iv (GL_DITHER),
		1626	const_iv (GL_BLEND),
		1627	const_iv (GL_CULL_FACE),
		1628	const_iv (GL_SCISSOR_TEST),
		1629	const_iv (GL_DEPTH_TEST),
		1630	const_iv (GL_ALPHA_TEST),
		1631	const_iv (GL_NORMALIZE),
		1632	const_iv (GL_RESCALE_NORMAL),
		1633	const_iv (GL_AND),
		1634	const_iv (GL_ONE),
		1635	const_iv (GL_ZERO),
		1636	const_iv (GL_SRC_ALPHA),
		1637	const_iv (GL_DST_ALPHA),
		1638	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		1639	const_iv (GL_ONE_MINUS_DST_ALPHA),
		1640	const_iv (GL_SRC_ALPHA_SATURATE),
		1641	const_iv (GL_RGB),
		1642	const_iv (GL_RGBA),
		1643	const_iv (GL_UNSIGNED_BYTE),
		1644	const_iv (GL_UNSIGNED_SHORT),
		1645	const_iv (GL_UNSIGNED_INT),
		1646	const_iv (GL_ALPHA),
		1647	const_iv (GL_INTENSITY),
		1648	const_iv (GL_LUMINANCE),
		1649	const_iv (GL_LUMINANCE_ALPHA),
		1650	const_iv (GL_FLOAT),
		1651	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		1652	const_iv (GL_COMPILE),
		1653	const_iv (GL_TEXTURE_1D),
		1654	const_iv (GL_TEXTURE_2D),
		1655	const_iv (GL_TEXTURE_ENV),
		1656	const_iv (GL_TEXTURE_MAG_FILTER),
		1657	const_iv (GL_TEXTURE_MIN_FILTER),
		1658	const_iv (GL_TEXTURE_ENV_MODE),
		1659	const_iv (GL_TEXTURE_WRAP_S),
		1660	const_iv (GL_TEXTURE_WRAP_T),
		1661	const_iv (GL_REPEAT),
		1662	const_iv (GL_CLAMP),
		1663	const_iv (GL_CLAMP_TO_EDGE),
		1664	const_iv (GL_NEAREST),
		1665	const_iv (GL_LINEAR),
		1666	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		1667	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		1668	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		1669	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		1670	const_iv (GL_GENERATE_MIPMAP),
		1671	const_iv (GL_MODULATE),
		1672	const_iv (GL_DECAL),
		1673	const_iv (GL_REPLACE),
		1674	const_iv (GL_DEPTH_BUFFER_BIT),
		1675	const_iv (GL_COLOR_BUFFER_BIT),
		1676	const_iv (GL_PROJECTION),
		1677	const_iv (GL_MODELVIEW),
		1678	const_iv (GL_COLOR_LOGIC_OP),
		1679	const_iv (GL_SEPARABLE_2D),
		1680	const_iv (GL_CONVOLUTION_2D),
		1681	const_iv (GL_CONVOLUTION_BORDER_MODE),
		1682	const_iv (GL_CONSTANT_BORDER),
		1683	const_iv (GL_LINES),
		1684	const_iv (GL_LINE_LOOP),
		1685	const_iv (GL_QUADS),
		1686	const_iv (GL_QUAD_STRIP),
		1687	const_iv (GL_TRIANGLES),
		1688	const_iv (GL_TRIANGLE_STRIP),
		1689	const_iv (GL_TRIANGLE_FAN),
		1690	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		1691	const_iv (GL_FASTEST),
		1692	const_iv (GL_V2F),
		1693	const_iv (GL_V3F),
		1694	const_iv (GL_T2F_V3F),
		1695	const_iv (GL_T2F_N3F_V3F),
		1696	# undef const_iv
		1697	};
		1698
		1699	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		1700	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		1701	}
		1702
		1703	char *
		1704	gl_vendor ()
		1705	CODE:
		1706	RETVAL = (char *)glGetString (GL_VENDOR);
		1707	OUTPUT:
		1708	RETVAL
		1709
		1710	char *
		1711	gl_version ()
		1712	CODE:
		1713	RETVAL = (char *)glGetString (GL_VERSION);
		1714	OUTPUT:
		1715	RETVAL
		1716
		1717	char *
		1718	gl_extensions ()
		1719	CODE:
		1720	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		1721	OUTPUT:
		1722	RETVAL
		1723
		1724	int glGetError ()
		1725
		1726	void glClear (int mask)
		1727
		1728	void glClearColor (float r, float g, float b, float a = 1.0)
		1729	PROTOTYPE: @
		1730
		1731	void glEnable (int cap)
		1732
		1733	void glDisable (int cap)
		1734
		1735	void glShadeModel (int mode)
		1736
		1737	void glHint (int target, int mode)
		1738
		1739	void glBlendFunc (int sfactor, int dfactor)
		1740
		1741	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		1742	CODE:
		1743	gl_BlendFuncSeparate (sa, da, saa, daa);
		1744
		1745	void glDepthMask (int flag)
		1746
		1747	void glLogicOp (int opcode)
		1748
		1749	void glColorMask (int red, int green, int blue, int alpha)
		1750
		1751	void glMatrixMode (int mode)
		1752
		1753	void glPushMatrix ()
		1754
		1755	void glPopMatrix ()
		1756
		1757	void glLoadIdentity ()
		1758
		1759	# near_ and far_ are due to microsofts buggy "c" compiler
		1760	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		1761
		1762	# near_ and far_ are due to microsofts buggy "c" compiler
		1763	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		1764
		1765	void glViewport (int x, int y, int width, int height)
		1766
		1767	void glScissor (int x, int y, int width, int height)
		1768
		1769	void glTranslate (float x, float y, float z = 0.)
		1770	CODE:
		1771	glTranslatef (x, y, z);
		1772
		1773	void glScale (float x, float y, float z = 1.)
		1774	CODE:
		1775	glScalef (x, y, z);
		1776
		1777	void glRotate (float angle, float x, float y, float z)
		1778	CODE:
		1779	glRotatef (angle, x, y, z);
		1780
		1781	void glBegin (int mode)
		1782
		1783	void glEnd ()
		1784
		1785	void glColor (float r, float g, float b, float a = 1.0)
		1786	PROTOTYPE: @
		1787	ALIAS:
		1788	glColor_premultiply = 1
		1789	CODE:
		1790	if (ix)
		1791	{
		1792	r *= a;
		1793	g *= a;
		1794	b *= a;
		1795	}
		1796	// microsoft visual "c" rounds instead of truncating...
		1797	glColor4ub (MIN ((int)(r * 256.f), 255),
		1798	MIN ((int)(g * 256.f), 255),
		1799	MIN ((int)(b * 256.f), 255),
		1800	MIN ((int)(a * 256.f), 255));
		1801
		1802	void glInterleavedArrays (int format, int stride, char *data)
		1803
		1804	void glDrawElements (int mode, int count, int type, char *indices)
		1805
		1806	# 1.2 void glDrawRangeElements (int mode, int start, int end
		1807
		1808	void glRasterPos (float x, float y, float z = 0.)
		1809	CODE:
		1810	glRasterPos3f (0, 0, z);
		1811	glBitmap (0, 0, 0, 0, x, y, 0);
		1812
		1813	void glVertex (float x, float y, float z = 0.)
		1814	CODE:
		1815	glVertex3f (x, y, z);
		1816
		1817	void glTexCoord (float s, float t)
		1818	CODE:
		1819	glTexCoord2f (s, t);
		1820
		1821	void glTexEnv (int target, int pname, float param)
		1822	CODE:
		1823	glTexEnvf (target, pname, param);
		1824
		1825	void glTexParameter (int target, int pname, float param)
		1826	CODE:
		1827	glTexParameterf (target, pname, param);
		1828
		1829	void glBindTexture (int target, int name)
		1830
		1831	void glConvolutionParameter (int target, int pname, float params)
		1832	CODE:
		1833	if (gl.ConvolutionParameterf)
		1834	gl.ConvolutionParameterf (target, pname, params);
		1835
		1836	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		1837	CODE:
		1838	if (gl.ConvolutionFilter2D)
		1839	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		1840
		1841	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		1842	CODE:
		1843	if (gl.SeparableFilter2D)
		1844	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		1845
		1846	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		1847
		1848	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		1849
		1850	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		1851
		1852	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		1853
		1854	int glGenTexture ()
		1855	CODE:
		1856	{
		1857	GLuint name;
		1858	glGenTextures (1, &name);
		1859	RETVAL = name;
		1860	}
		1861	OUTPUT:
		1862	RETVAL
		1863
		1864	void glDeleteTexture (int name)
		1865	CODE:
		1866	{
		1867	GLuint name_ = name;
		1868	glDeleteTextures (1, &name_);
		1869	}
		1870
		1871	int glGenList ()
		1872	CODE:
		1873	RETVAL = glGenLists (1);
		1874	OUTPUT:
		1875	RETVAL
		1876
		1877	void glDeleteList (int list)
		1878	CODE:
		1879	glDeleteLists (list, 1);
		1880
		1881	void glNewList (int list, int mode = GL_COMPILE)
		1882
		1883	void glEndList ()
		1884
		1885	void glCallList (int list)
		1886
		1887

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