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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.18 by root, Tue Apr 11 19:31:17 2006 UTC vs.
Revision 1.155 by root, Thu Sep 21 00:16:42 2006 UTC

		1	#ifdef _WIN32
		2	# define WIN32_LEAN_AND_MEAN
		3	# define _WIN32_WINNT 0x0500 // needed to get win2000 api calls
		4	# include <malloc.h>
		5	# include <windows.h>
		6	# pragma warning(disable:4244)
		7	#endif
		8
1	#include "EXTERN.h"	9	#include "EXTERN.h"
2	#include "perl.h"	10	#include "perl.h"
3	#include "XSUB.h"	11	#include "XSUB.h"
4		12
		13	#ifdef _WIN32
		14	# undef pipe
		15	#endif
		16
		17	#include <math.h>
5	#include <string.h>	18	#include <string.h>
		19	#include <stdio.h>
		20	#include <stdlib.h>
6		21
7	#include <SDL.h>	22	#include <SDL.h>
		23	#include <SDL_endian.h>
		24	#include <SDL_image.h>
		25	#include <SDL_mixer.h>
8	#include <SDL_opengl.h>	26	#include <SDL_opengl.h>
9		27
		28	#define PANGO_ENABLE_BACKEND
		29	#define G_DISABLE_CAST_CHECKS
		30
		31	#include <glib/gmacros.h>
		32
10	#include <pango/pango.h>	33	#include <pango/pango.h>
11	#include <pango/pangofc-fontmap.h>
12	#include <pango/pangoft2.h>
13		34
		35	#ifndef _WIN32
14	#include <sys/types.h>	36	# include <sys/types.h>
15	#include <sys/socket.h>	37	# include <sys/socket.h>
16	#include <netinet/in.h>	38	# include <netinet/in.h>
17	#include <netinet/tcp.h>	39	# include <netinet/tcp.h>
		40	# include <inttypes.h>
		41	#else
		42	typedef unsigned char uint8_t;
		43	typedef unsigned short uint16_t;
		44	typedef unsigned int uint32_t;
		45	typedef signed char int8_t;
		46	typedef signed short int16_t;
		47	typedef signed int int32_t;
		48	#endif
18		49
19	static PangoContext *context;	50	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, objetc replacement character */
20	static PangoFontMap *fontmap;	51
		52	#define FOW_DARKNESS 32
		53
		54	#define MAP_EXTEND_X 32
		55	#define MAP_EXTEND_Y 512
		56
		57	#define MIN_FONT_HEIGHT 10
		58
		59	#if 0
		60	# define PARACHUTE SDL_INIT_NOPARACHUTE
		61	#else
		62	# define PARACHUTE 0
		63	#endif
		64
		65	static struct
		66	{
		67	#define GL_FUNC(ptr,name) ptr name;
		68	#include "glfunc.h"
		69	#undef GL_FUNC
		70	} gl;
		71
		72	static void gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		73	{
		74	if (gl.BlendFuncSeparate)
		75	gl.BlendFuncSeparate (sa, da, saa, daa);
		76	else if (gl.BlendFuncSeparateEXT)
		77	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		78	else
		79	glBlendFunc (sa, da);
		80	}
		81
		82	#include "texcache.c"
		83
		84	#include "pango-font.c"
		85	#include "pango-fontmap.c"
		86	#include "pango-render.c"
		87
		88	typedef Mix_Chunk *CFPlus__MixChunk;
		89	typedef Mix_Music *CFPlus__MixMusic;
		90
		91	typedef PangoFontDescription *CFPlus__Font;
		92
		93	static int
		94	shape_attr_p (PangoLayoutRun *run)
		95	{
		96	GSList *attrs = run->item->analysis.extra_attrs;
		97
		98	while (attrs)
		99	{
		100	PangoAttribute *attr = attrs->data;
		101
		102	if (attr->klass->type == PANGO_ATTR_SHAPE)
		103	return 1;
		104
		105	attrs = attrs->next;
		106	}
		107
		108	return 0;
		109	}
21		110
22	typedef struct cf_layout {	111	typedef struct cf_layout {
23	PangoLayout *pl;	112	PangoLayout *pl;
		113	float r, g, b, a; // default color for rgba mode
24	int base_height;	114	int base_height;
		115	CFPlus__Font font;
25	} *CFClient__Layout;	116	} *CFPlus__Layout;
		117
		118	static CFPlus__Font default_font;
		119	static PangoContext *opengl_context;
		120	static PangoFontMap *opengl_fontmap;
26		121
27	static void	122	static void
28	layout_update (CFClient__Layout self)	123	substitute_func (FcPattern *pattern, gpointer data)
29	{	124	{
30	PangoFontDescription *font = pango_context_get_font_description (context);	125	FcPatternAddBool (pattern, FC_HINTING, 1);
31	pango_font_description_set_absolute_size (font, self->base_height * PANGO_SCALE);	126	#ifdef FC_HINT_STYLE
		127	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		128	#endif
		129	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
32	}	130	}
33		131
34	static void	132	static void
		133	layout_update_font (CFPlus__Layout self)
		134	{
		135	/* use a random scale factor to account for unknown descenders, 0.8 works
		136	* reasonably well with bitstream vera
		137	*/
		138	PangoFontDescription *font = self->font ? self->font : default_font;
		139
		140	pango_font_description_set_absolute_size (font,
		141	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		142
		143	pango_layout_set_font_description (self->pl, font);
		144	}
		145
		146	static void
35	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	147	layout_get_pixel_size (CFPlus__Layout self, int *w, int *h)
36	{	148	{
37	PangoFontDescription *font = pango_context_get_font_description (context);	149	PangoRectangle rect;
38	pango_font_description_set_absolute_size (font, self->base_height * PANGO_SCALE);
39		150
		151	// get_pixel_* wrongly rounds down
40	pango_layout_get_pixel_size (self->pl, w, h);	152	pango_layout_get_extents (self->pl, 0, &rect);
41		153
42	*w = (*w + 3) & ~3;	154	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
43	if (!*w) *w = 1;	155	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
44	if (!*h) *h = 1;
45	}
46		156
		157	if (!rect.width) rect.width = 1;
		158	if (!rect.height) rect.height = 1;
		159
		160	*w = rect.width;
		161	*h = rect.height;
		162	}
		163
		164	typedef uint16_t mapface;
		165
		166	typedef struct {
		167	GLint name;
		168	int w, h;
		169	float s, t;
		170	uint8_t r, g, b, a;
		171	} maptex;
		172
		173	typedef struct {
		174	uint32_t player;
		175	mapface face[3];
		176	uint16_t darkness;
		177	uint8_t stat_width, stat_hp, flags;
		178	} mapcell;
		179
		180	typedef struct {
		181	int32_t c0, c1;
		182	mapcell *col;
		183	} maprow;
		184
		185	typedef struct map {
		186	int x, y, w, h;
		187	int ox, oy; /* offset to virtual global coordinate system */
		188	int faces;
		189	mapface *face;
		190
		191	int texs;
		192	maptex *tex;
		193
		194	int32_t rows;
		195	maprow *row;
		196	} *CFPlus__Map;
		197
		198	static char *
		199	prepend (char *ptr, int sze, int inc)
		200	{
		201	char *p;
		202
		203	New (0, p, sze + inc, char);
		204	Zero (p, inc, char);
		205	Move (ptr, p + inc, sze, char);
		206	Safefree (ptr);
		207
		208	return p;
		209	}
		210
		211	static char *
		212	append (char *ptr, int sze, int inc)
		213	{
		214	Renew (ptr, sze + inc, char);
		215	Zero (ptr + sze, inc, char);
		216
		217	return ptr;
		218	}
		219
		220	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		221	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		222
		223	static maprow *
		224	map_get_row (CFPlus__Map self, int y)
		225	{
		226	if (0 > y)
		227	{
		228	int extend = - y + MAP_EXTEND_Y;
		229	Prepend (maprow, self->row, self->rows, extend);
		230
		231	self->rows += extend;
		232	self->y += extend;
		233	y += extend;
		234	}
		235	else if (y >= self->rows)
		236	{
		237	int extend = y - self->rows + MAP_EXTEND_Y;
		238	Append (maprow, self->row, self->rows, extend);
		239	self->rows += extend;
		240	}
		241
		242	return self->row + y;
		243	}
		244
		245	static mapcell *
		246	row_get_cell (maprow *row, int x)
		247	{
		248	if (!row->col)
		249	{
		250	Newz (0, row->col, MAP_EXTEND_X, mapcell);
		251	row->c0 = x - MAP_EXTEND_X / 4;
		252	row->c1 = row->c0 + MAP_EXTEND_X;
		253	}
		254
		255	if (row->c0 > x)
		256	{
		257	int extend = row->c0 - x + MAP_EXTEND_X;
		258	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
		259	row->c0 -= extend;
		260	}
		261	else if (x >= row->c1)
		262	{
		263	int extend = x - row->c1 + MAP_EXTEND_X;
		264	Append (mapcell, row->col, row->c1 - row->c0, extend);
		265	row->c1 += extend;
		266	}
		267
		268	return row->col + (x - row->c0);
		269	}
		270
		271	static mapcell *
		272	map_get_cell (CFPlus__Map self, int x, int y)
		273	{
		274	return row_get_cell (map_get_row (self, y), x);
		275	}
		276
		277	static void
		278	map_clear (CFPlus__Map self)
		279	{
		280	int r;
		281
		282	for (r = 0; r < self->rows; r++)
		283	Safefree (self->row[r].col);
		284
		285	Safefree (self->row);
		286
		287	self->x = 0;
		288	self->y = 0;
		289	self->ox = 0;
		290	self->oy = 0;
		291	self->row = 0;
		292	self->rows = 0;
		293	}
		294
		295	static void
		296	map_blank (CFPlus__Map self, int x0, int y0, int w, int h)
		297	{
		298	int x, y;
		299	maprow *row;
		300	mapcell *cell;
		301
		302	for (y = y0; y < y0 + h; y++)
		303	if (y >= 0)
		304	{
		305	if (y >= self->rows)
		306	break;
		307
		308	row = self->row + y;
		309
		310	for (x = x0; x < x0 + w; x++)
		311	if (x >= row->c0)
		312	{
		313	if (x >= row->c1)
		314	break;
		315
		316	cell = row->col + x - row->c0;
		317
		318	cell->darkness = 0;
		319	cell->stat_hp = 0;
		320	cell->flags = 0;
		321	cell->player = 0;
		322	}
		323	}
		324	}
		325
		326	static void
		327	music_finished (void)
		328	{
		329	SDL_UserEvent ev;
		330
		331	ev.type = SDL_USEREVENT;
		332	ev.code = 0;
		333	ev.data1 = 0;
		334	ev.data2 = 0;
		335
		336	SDL_PushEvent ((SDL_Event *)&ev);
		337	}
		338
		339	static void
		340	channel_finished (int channel)
		341	{
		342	SDL_UserEvent ev;
		343
		344	ev.type = SDL_USEREVENT;
		345	ev.code = 1;
		346	ev.data1 = (void *)(long)channel;
		347	ev.data2 = 0;
		348
		349	SDL_PushEvent ((SDL_Event *)&ev);
		350	}
		351
		352	static unsigned int
		353	minpot (unsigned int n)
		354	{
		355	if (!n)
		356	return 0;
		357
		358	--n;
		359
		360	n |= n >> 1;
		361	n |= n >> 2;
		362	n |= n >> 4;
		363	n |= n >> 8;
		364	n |= n >> 16;
		365
		366	return n + 1;
		367	}
		368
47	MODULE = CFClient PACKAGE = CFClient	369	MODULE = CFPlus PACKAGE = CFPlus
48		370
49	PROTOTYPES: ENABLE	371	PROTOTYPES: ENABLE
50		372
51	BOOT:	373	BOOT:
52	{	374	{
53	fontmap = pango_ft2_font_map_new ();	375	HV *stash = gv_stashpv ("CFPlus", 1);
		376	static const struct {
		377	const char *name;
		378	IV iv;
		379	} *civ, const_iv[] = {
		380	# define const_iv(name) { # name, (IV)name }
		381	const_iv (SDL_ACTIVEEVENT),
		382	const_iv (SDL_KEYDOWN),
		383	const_iv (SDL_KEYUP),
		384	const_iv (SDL_MOUSEMOTION),
		385	const_iv (SDL_MOUSEBUTTONDOWN),
		386	const_iv (SDL_MOUSEBUTTONUP),
		387	const_iv (SDL_JOYAXISMOTION),
		388	const_iv (SDL_JOYBALLMOTION),
		389	const_iv (SDL_JOYHATMOTION),
		390	const_iv (SDL_JOYBUTTONDOWN),
		391	const_iv (SDL_JOYBUTTONUP),
		392	const_iv (SDL_QUIT),
		393	const_iv (SDL_SYSWMEVENT),
		394	const_iv (SDL_EVENT_RESERVEDA),
		395	const_iv (SDL_EVENT_RESERVEDB),
		396	const_iv (SDL_VIDEORESIZE),
		397	const_iv (SDL_VIDEOEXPOSE),
		398	const_iv (SDL_USEREVENT),
		399	const_iv (SDLK_KP0),
		400	const_iv (SDLK_KP1),
		401	const_iv (SDLK_KP2),
		402	const_iv (SDLK_KP3),
		403	const_iv (SDLK_KP4),
		404	const_iv (SDLK_KP5),
		405	const_iv (SDLK_KP6),
		406	const_iv (SDLK_KP7),
		407	const_iv (SDLK_KP8),
		408	const_iv (SDLK_KP9),
		409	const_iv (SDLK_KP_PERIOD),
		410	const_iv (SDLK_KP_DIVIDE),
		411	const_iv (SDLK_KP_MULTIPLY),
		412	const_iv (SDLK_KP_MINUS),
		413	const_iv (SDLK_KP_PLUS),
		414	const_iv (SDLK_KP_ENTER),
		415	const_iv (SDLK_KP_EQUALS),
		416	const_iv (SDLK_UP),
		417	const_iv (SDLK_DOWN),
		418	const_iv (SDLK_RIGHT),
		419	const_iv (SDLK_LEFT),
		420	const_iv (SDLK_INSERT),
		421	const_iv (SDLK_HOME),
		422	const_iv (SDLK_END),
		423	const_iv (SDLK_PAGEUP),
		424	const_iv (SDLK_PAGEDOWN),
		425	const_iv (SDLK_F1),
		426	const_iv (SDLK_F2),
		427	const_iv (SDLK_F3),
		428	const_iv (SDLK_F4),
		429	const_iv (SDLK_F5),
		430	const_iv (SDLK_F6),
		431	const_iv (SDLK_F7),
		432	const_iv (SDLK_F8),
		433	const_iv (SDLK_F9),
		434	const_iv (SDLK_F10),
		435	const_iv (SDLK_F11),
		436	const_iv (SDLK_F12),
		437	const_iv (SDLK_F13),
		438	const_iv (SDLK_F14),
		439	const_iv (SDLK_F15),
		440	const_iv (SDLK_NUMLOCK),
		441	const_iv (SDLK_CAPSLOCK),
		442	const_iv (SDLK_SCROLLOCK),
		443	const_iv (SDLK_RSHIFT),
		444	const_iv (SDLK_LSHIFT),
		445	const_iv (SDLK_RCTRL),
		446	const_iv (SDLK_LCTRL),
		447	const_iv (SDLK_RALT),
		448	const_iv (SDLK_LALT),
		449	const_iv (SDLK_RMETA),
		450	const_iv (SDLK_LMETA),
		451	const_iv (SDLK_LSUPER),
		452	const_iv (SDLK_RSUPER),
		453	const_iv (SDLK_MODE),
		454	const_iv (SDLK_COMPOSE),
		455	const_iv (SDLK_HELP),
		456	const_iv (SDLK_PRINT),
		457	const_iv (SDLK_SYSREQ),
		458	const_iv (SDLK_BREAK),
		459	const_iv (SDLK_MENU),
		460	const_iv (SDLK_POWER),
		461	const_iv (SDLK_EURO),
		462	const_iv (SDLK_UNDO),
		463	const_iv (KMOD_NONE),
		464	const_iv (KMOD_LSHIFT),
		465	const_iv (KMOD_RSHIFT),
		466	const_iv (KMOD_LCTRL),
		467	const_iv (KMOD_RCTRL),
		468	const_iv (KMOD_LALT),
		469	const_iv (KMOD_RALT),
		470	const_iv (KMOD_LMETA),
		471	const_iv (KMOD_RMETA),
		472	const_iv (KMOD_NUM),
		473	const_iv (KMOD_CAPS),
		474	const_iv (KMOD_MODE),
		475	const_iv (KMOD_CTRL),
		476	const_iv (KMOD_SHIFT),
		477	const_iv (KMOD_ALT),
		478	const_iv (KMOD_META)
		479	# undef const_iv
		480	};
		481
		482	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		483	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		484	}
		485
		486	int
		487	in_destruct ()
		488	CODE:
		489	RETVAL = PL_main_cv == Nullcv;
		490	OUTPUT:
		491	RETVAL
		492
		493	NV floor (NV x)
		494
		495	NV ceil (NV x)
		496
		497	void
		498	pango_init ()
		499	CODE:
		500	{
		501	opengl_fontmap = pango_opengl_font_map_new ();
		502	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
54	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	503	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
55	}	504	}
		505
		506	int
		507	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
		508
		509	void
		510	SDL_Quit ()
		511
		512	void
		513	SDL_ListModes ()
		514	PPCODE:
		515	{
		516	SDL_Rect **m;
		517
		518	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);
		519	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);
		520	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);
		521	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);
		522
		523	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		524	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);
		525
		526	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);
		527	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		528	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);
		529	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		530
		531	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		532	#if SDL_VERSION_ATLEAST(1,2,10)
		533	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);
		534	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		535	#endif
		536
		537	SDL_EnableUNICODE (1);
		538	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		539
		540	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		541
		542	if (m && m != (SDL_Rect **)-1)
		543	while (*m)
		544	{
		545	AV *av = newAV ();
		546	av_push (av, newSViv ((*m)->w));
		547	av_push (av, newSViv ((*m)->h));
		548	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		549
		550	++m;
		551	}
		552	}
		553
		554	char *
		555	SDL_GetError ()
		556
		557	int
		558	SDL_SetVideoMode (int w, int h, int fullscreen)
		559	CODE:
		560	RETVAL = !!SDL_SetVideoMode (
		561	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		562	);
		563	if (RETVAL)
		564	{
		565	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
		566	# define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		567	# include "glfunc.h"
		568	# undef GL_FUNC
		569	}
		570	OUTPUT:
		571	RETVAL
		572
		573	void
		574	SDL_GL_SwapBuffers ()
		575
		576	char *
		577	SDL_GetKeyName (int sym)
		578
		579	void
		580	SDL_PollEvent ()
		581	PPCODE:
		582	{
		583	SDL_Event ev;
		584
		585	while (SDL_PollEvent (&ev))
		586	{
		587	HV *hv = newHV ();
		588	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		589
		590	switch (ev.type)
		591	{
		592	case SDL_KEYDOWN:
		593	case SDL_KEYUP:
		594	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		595	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		596	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		597	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		598	break;
		599
		600	case SDL_ACTIVEEVENT:
		601	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		602	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		603	break;
		604
		605	case SDL_MOUSEMOTION:
		606	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		607
		608	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);
		609	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);
		610	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);
		611	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);
		612	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);
		613	break;
		614
		615	case SDL_MOUSEBUTTONDOWN:
		616	case SDL_MOUSEBUTTONUP:
		617	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		618
		619	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		620	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		621	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		622	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		623	break;
		624
		625	case SDL_USEREVENT:
		626	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		627	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		628	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		629	break;
		630	}
		631
		632	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
		633	}
		634	}
		635
		636	int
		637	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)
		638	POSTCALL:
		639	Mix_HookMusicFinished (music_finished);
		640	Mix_ChannelFinished (channel_finished);
		641
		642	void
		643	Mix_CloseAudio ()
		644
		645	int
		646	Mix_AllocateChannels (int numchans = -1)
56		647
57	void	648	void
58	lowdelay (int fd, int val = 1)	649	lowdelay (int fd, int val = 1)
59	CODE:	650	CODE:
		651	#ifndef _WIN32
60	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	652	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));
		653	#endif
61		654
62	char *	655	void
63	gl_version ()	656	add_font (char *file)
		657	CODE:
		658	FcConfigAppFontAddFile (0, (const FcChar8 *)file);
		659
		660	void
		661	load_image_inline (SV *image_)
		662	ALIAS:
		663	load_image_file = 1
64	CODE:	664	PPCODE:
65	RETVAL = (char *)glGetString (GL_VERSION);	665	{
		666	STRLEN image_len;
		667	char *image = (char *)SvPVbyte (image_, image_len);
		668	SDL_Surface *surface, *surface2;
		669	SDL_PixelFormat fmt;
		670	SDL_RWops *rw = ix
		671	? SDL_RWFromFile (image, "r")
		672	: SDL_RWFromConstMem (image, image_len);
		673
		674	if (!rw)
		675	croak ("load_image: %s", SDL_GetError ());
		676
		677	surface = IMG_Load_RW (rw, 1);
		678	if (!surface)
		679	croak ("load_image: %s", SDL_GetError ());
		680
		681	fmt.palette = NULL;
		682	fmt.BitsPerPixel = 32;
		683	fmt.BytesPerPixel = 4;
		684	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
		685	fmt.Rmask = 0x000000ff;
		686	fmt.Gmask = 0x0000ff00;
		687	fmt.Bmask = 0x00ff0000;
		688	fmt.Amask = 0xff000000;
		689	#else
		690	fmt.Rmask = 0xff000000;
		691	fmt.Gmask = 0x00ff0000;
		692	fmt.Bmask = 0x0000ff00;
		693	fmt.Amask = 0x000000ff;
		694	#endif
		695	fmt.Rloss = 0;
		696	fmt.Gloss = 0;
		697	fmt.Bloss = 0;
		698	fmt.Aloss = 0;
		699	fmt.Rshift = 0;
		700	fmt.Gshift = 8;
		701	fmt.Bshift = 16;
		702	fmt.Ashift = 24;
		703	fmt.colorkey = 0;
		704	fmt.alpha = 0;
		705
		706	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
		707
		708	assert (surface2->pitch == surface2->w * 4);
		709
		710	SDL_LockSurface (surface2);
		711	EXTEND (SP, 6);
		712	PUSHs (sv_2mortal (newSViv (surface2->w)));
		713	PUSHs (sv_2mortal (newSViv (surface2->h)));
		714	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
		715	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
		716	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
		717	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		718	SDL_UnlockSurface (surface2);
		719
		720	SDL_FreeSurface (surface);
		721	SDL_FreeSurface (surface2);
		722	}
		723
		724	void
		725	average (int x, int y, uint32_t *data)
		726	PPCODE:
		727	{
		728	uint32_t r = 0, g = 0, b = 0, a = 0;
		729
		730	x = y = x * y;
		731
		732	while (x--)
		733	{
		734	uint32_t p = *data++;
		735
		736	r += (p ) & 255;
		737	g += (p >> 8) & 255;
		738	b += (p >> 16) & 255;
		739	a += (p >> 24) & 255;
		740	}
		741
		742	EXTEND (SP, 4);
		743	PUSHs (sv_2mortal (newSViv (r / y)));
		744	PUSHs (sv_2mortal (newSViv (g / y)));
		745	PUSHs (sv_2mortal (newSViv (b / y)));
		746	PUSHs (sv_2mortal (newSViv (a / y)));
		747	}
		748
		749	void
		750	error (char *message)
		751	CODE:
		752	fprintf (stderr, "ERROR: %s\n", message);
		753	#ifdef _WIN32
		754	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		755	#endif
		756
		757	void
		758	fatal (char *message)
		759	CODE:
		760	fprintf (stderr, "FATAL: %s\n", message);
		761	#ifdef _WIN32
		762	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
		763	#endif
		764	_exit (1);
		765
		766	void
		767	_exit (int retval)
		768	CODE:
		769	_exit (retval);
		770
		771	MODULE = CFPlus PACKAGE = CFPlus::Font
		772
		773	CFPlus::Font
		774	new_from_file (SV *class, char *path, int id = 0)
		775	CODE:
		776	{
		777	int count;
		778	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		779	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		780	FcPatternDestroy (pattern);
		781	}
66	OUTPUT:	782	OUTPUT:
67	RETVAL	783	RETVAL
68		784
69	char *	785	void
70	gl_extensions ()	786	DESTROY (CFPlus::Font self)
71	CODE:	787	CODE:
72	RETVAL = (char *)glGetString (GL_EXTENSIONS);	788	pango_font_description_free (self);
		789
		790	void
		791	make_default (CFPlus::Font self)
		792	CODE:
		793	default_font = self;
		794
		795	MODULE = CFPlus PACKAGE = CFPlus::Layout
		796
		797	void
		798	reset_glyph_cache ()
		799	CODE:
		800	tc_clear ();
		801
		802	CFPlus::Layout
		803	new (SV *class)
		804	CODE:
		805	New (0, RETVAL, 1, struct cf_layout);
		806
		807	RETVAL->pl = pango_layout_new (opengl_context);
		808	RETVAL->r = 1.;
		809	RETVAL->g = 1.;
		810	RETVAL->b = 1.;
		811	RETVAL->a = 1.;
		812	RETVAL->base_height = MIN_FONT_HEIGHT;
		813	RETVAL->font = 0;
		814
		815	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		816	layout_update_font (RETVAL);
73	OUTPUT:	817	OUTPUT:
74	RETVAL	818	RETVAL
75		819
76	void	820	void
77	add_font (char *file)
78	CODE:
79	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
80
81	void
82	set_font (char *file)
83	CODE:
84	{
85	int count;
86	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
87	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
88	FcPatternDestroy (pattern);
89	pango_context_set_font_description (context, font);
90	}
91
92	MODULE = CFClient PACKAGE = CFClient::Layout
93
94	CFClient::Layout
95	new (SV *class, int base_height = 10)
96	CODE:
97	New (0, RETVAL, 1, struct cf_layout);
98	RETVAL->base_height = base_height;
99	RETVAL->pl = pango_layout_new (context);
100	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
101	OUTPUT:
102	RETVAL
103
104	void
105	DESTROY (CFClient::Layout self)	821	DESTROY (CFPlus::Layout self)
106	CODE:	822	CODE:
107	g_object_unref (self->pl);	823	g_object_unref (self->pl);
108	Safefree (self);	824	Safefree (self);
109		825
110	void	826	void
111	set_markup (CFClient::Layout self, SV *text_)	827	set_text (CFPlus::Layout self, SV *text_)
112	CODE:	828	CODE:
113	{	829	{
114	STRLEN textlen;	830	STRLEN textlen;
115	char *text = SvPVutf8 (text_, textlen);	831	char *text = SvPVutf8 (text_, textlen);
116		832
		833	pango_layout_set_text (self->pl, text, textlen);
		834	}
		835
		836	void
		837	set_markup (CFPlus::Layout self, SV *text_)
		838	CODE:
		839	{
		840	STRLEN textlen;
		841	char *text = SvPVutf8 (text_, textlen);
		842
117	pango_layout_set_markup (self->pl, text, textlen);	843	pango_layout_set_markup (self->pl, text, textlen);
118	}	844	}
119		845
120	void	846	void
		847	set_shapes (CFPlus::Layout self, ...)
		848	CODE:
		849	{
		850	PangoAttrList *attrs = 0;
		851	const char *text = pango_layout_get_text (self->pl);
		852	const char *pos = text;
		853	int arg = 4;
		854
		855	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		856	{
		857	PangoRectangle inkrect, rect;
		858	PangoAttribute *attr;
		859
		860	int x = SvIV (ST (arg - 3));
		861	int y = SvIV (ST (arg - 2));
		862	int w = SvIV (ST (arg - 1));
		863	int h = SvIV (ST (arg ));
		864
		865	inkrect.x = 0;
		866	inkrect.y = 0;
		867	inkrect.width = 0;
		868	inkrect.height = 0;
		869
		870	rect.x = x * PANGO_SCALE;
		871	rect.y = y * PANGO_SCALE;
		872	rect.width = w * PANGO_SCALE;
		873	rect.height = h * PANGO_SCALE;
		874
		875	if (!attrs)
		876	attrs = pango_layout_get_attributes (self->pl);
		877
		878	attr = pango_attr_shape_new (&inkrect, &rect);
		879	attr->start_index = pos - text;
		880	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		881	pango_attr_list_insert (attrs, attr);
		882
		883	arg += 4;
		884	pos += sizeof (OBJ_STR) - 1;
		885	}
		886
		887	if (attrs)
		888	pango_layout_set_attributes (self->pl, attrs);
		889	}
		890
		891	void
		892	get_shapes (CFPlus::Layout self)
		893	PPCODE:
		894	{
		895	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		896
		897	do
		898	{
		899	PangoLayoutRun *run = pango_layout_iter_get_run (iter);
		900
		901	if (run && shape_attr_p (run))
		902	{
		903	PangoRectangle extents;
		904	pango_layout_iter_get_run_extents (iter, 0, &extents);
		905
		906	EXTEND (SP, 2);
		907	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		908	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		909	}
		910	}
		911	while (pango_layout_iter_next_run (iter));
		912
		913	pango_layout_iter_free (iter);
		914	}
		915
		916	int
		917	has_wrapped (CFPlus::Layout self)
		918	CODE:
		919	{
		920	int lines = 1;
		921	const char *text = pango_layout_get_text (self->pl);
		922
		923	while (*text)
		924	lines += *text++ == '\n';
		925
		926	RETVAL = lines < pango_layout_get_line_count (self->pl);
		927	}
		928	OUTPUT:
		929	RETVAL
		930
		931	SV *
		932	get_text (CFPlus::Layout self)
		933	CODE:
		934	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		935	sv_utf8_decode (RETVAL);
		936	OUTPUT:
		937	RETVAL
		938
		939	void
		940	set_foreground (CFPlus::Layout self, float r, float g, float b, float a = 1.)
		941	CODE:
		942	self->r = r;
		943	self->g = g;
		944	self->b = b;
		945	self->a = a;
		946
		947	void
		948	set_font (CFPlus::Layout self, CFPlus::Font font = 0)
		949	CODE:
		950	if (self->font != font)
		951	{
		952	self->font = font;
		953	layout_update_font (self);
		954	}
		955
		956	void
121	set_height (CFClient::Layout self, int base_height)	957	set_height (CFPlus::Layout self, int base_height)
122	CODE:	958	CODE:
		959	if (self->base_height != base_height)
		960	{
123	self->base_height = base_height;	961	self->base_height = base_height;
		962	layout_update_font (self);
		963	}
124		964
125	void	965	void
126	set_width (CFClient::Layout self, int max_width = -1)	966	set_width (CFPlus::Layout self, int max_width = -1)
127	CODE:	967	CODE:
128	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	968	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
129		969
130	void	970	void
		971	set_indent (CFPlus::Layout self, int indent)
		972	CODE:
		973	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		974
		975	void
		976	set_spacing (CFPlus::Layout self, int spacing)
		977	CODE:
		978	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		979
		980	void
		981	set_ellipsise (CFPlus::Layout self, int ellipsise)
		982	CODE:
		983	pango_layout_set_ellipsize (self->pl,
		984	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		985	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		986	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		987	: PANGO_ELLIPSIZE_NONE
		988	);
		989
		990	void
		991	set_single_paragraph_mode (CFPlus::Layout self, int spm)
		992	CODE:
		993	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		994
		995	void
131	size (CFClient::Layout self)	996	size (CFPlus::Layout self)
132	PPCODE:	997	PPCODE:
133	{	998	{
134	int w, h;	999	int w, h;
135		1000
136	layout_update (self);
137	layout_get_pixel_size (self, &w, &h);	1001	layout_get_pixel_size (self, &w, &h);
138		1002
139	EXTEND (SP, 2);	1003	EXTEND (SP, 2);
140	PUSHs (sv_2mortal (newSViv (w)));	1004	PUSHs (sv_2mortal (newSViv (w)));
141	PUSHs (sv_2mortal (newSViv (h)));	1005	PUSHs (sv_2mortal (newSViv (h)));
142	}	1006	}
143		1007
144	int	1008	int
		1009	descent (CFPlus::Layout self)
		1010	CODE:
		1011	{
		1012	PangoRectangle rect;
		1013	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
		1014	pango_layout_line_get_pixel_extents (line, 0, &rect);
		1015	RETVAL = PANGO_DESCENT (rect);
		1016	}
		1017	OUTPUT:
		1018	RETVAL
		1019
		1020	int
145	xy_to_index (CFClient::Layout self, int x, int y)	1021	xy_to_index (CFPlus::Layout self, int x, int y)
146	CODE:	1022	CODE:
147	{	1023	{
148	int index, trailing;	1024	int index, trailing;
149
150	layout_update (self);
151	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1025	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
152
153	RETVAL = index;	1026	RETVAL = index;
154	}	1027	}
155	OUTPUT:	1028	OUTPUT:
156	RETVAL	1029	RETVAL
157		1030
158	void	1031	void
159	cursor_pos (CFClient::Layout self, int index)	1032	cursor_pos (CFPlus::Layout self, int index)
160	PPCODE:	1033	PPCODE:
161	{	1034	{
162	PangoRectangle strong_pos;	1035	PangoRectangle strong_pos;
163	layout_update (self);
164	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1036	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
		1037
165	EXTEND (SP, 3);	1038	EXTEND (SP, 3);
166	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1039	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
167	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1040	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
168	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1041	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
169	}	1042	}
170		1043
171	void	1044	void
172	render (CFClient::Layout self)	1045	render (CFPlus::Layout self, float x, float y, int flags = 0)
173	PPCODE:	1046	PPCODE:
174	{	1047	pango_opengl_render_layout_subpixel (
175	SV *retval;	1048	self->pl,
176	int w, h;	1049	x * PANGO_SCALE, y * PANGO_SCALE,
177	FT_Bitmap bitmap;	1050	self->r, self->g, self->b, self->a,
		1051	flags
		1052	);
178		1053
179	layout_update (self);	1054	MODULE = CFPlus PACKAGE = CFPlus::Texture
180	layout_get_pixel_size (self, &w, &h);
181		1055
182	retval = newSV (w * h);	1056	void
183	SvPOK_only (retval);	1057	pad2pot (SV *data_, SV *w_, SV *h_)
184	SvCUR_set (retval, w * h);	1058	CODE:
		1059	{
		1060	int ow = SvIV (w_);
		1061	int oh = SvIV (h_);
185		1062
186	bitmap.rows = h;	1063	if (ow && oh)
187	bitmap.width = w;	1064	{
188	bitmap.pitch = w;	1065	int nw = minpot (ow);
189	bitmap.buffer = (unsigned char*)SvPVX (retval);	1066	int nh = minpot (oh);
190	bitmap.num_grays = 256;
191	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
192		1067
193	memset (bitmap.buffer, 0, w * h);	1068	if (nw != ow || nh != oh)
194		1069	{
195	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);	1070	if (SvOK (data_))
		1071	{
		1072	STRLEN datalen;
		1073	char *data = SvPVbyte (data_, datalen);
		1074	int bpp = datalen / (ow * oh);
		1075	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
196		1076
197	EXTEND (SP, 3);	1077	SvPOK_only (result_);
198	PUSHs (sv_2mortal (newSViv (w)));	1078	SvCUR_set (result_, nw * nh * bpp);
199	PUSHs (sv_2mortal (newSViv (h)));
200	PUSHs (sv_2mortal (retval));
201	}
202		1079
203	MODULE = CFClient PACKAGE = CFClient::Texture	1080	memset (SvPVX (result_), 0, nw * nh * bpp);
		1081	while (oh--)
		1082	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
204		1083
		1084	sv_setsv (data_, result_);
		1085	}
		1086
		1087	sv_setiv (w_, nw);
		1088	sv_setiv (h_, nh);
		1089	}
		1090	}
		1091	}
		1092
205	void	1093	void
206	draw_quad (SV *self, double x, double y, double w = 0, double h = 0)	1094	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
207	PROTOTYPE: $$$;$$	1095	PROTOTYPE: $$$;$$
		1096	ALIAS:
		1097	draw_quad_alpha = 1
		1098	draw_quad_alpha_premultiplied = 2
208	CODE:	1099	CODE:
209	{	1100	{
210	HV *hv = (HV *)SvRV (self);	1101	HV *hv = (HV *)SvRV (self);
211	double s = SvNV (*hv_fetch (hv, "s", 1, 1));	1102	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
212	double t = SvNV (*hv_fetch (hv, "t", 1, 1));	1103	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
213	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1104	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
214		1105
215	if (items < 5)	1106	if (items < 5)
216	{	1107	{
217	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1108	w = SvNV (*hv_fetch (hv, "w", 1, 1));
218	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1109	h = SvNV (*hv_fetch (hv, "h", 1, 1));
219	}	1110	}
220		1111
		1112	if (ix)
		1113	{
		1114	glEnable (GL_BLEND);
		1115
		1116	if (ix == 2)
		1117	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1118	else
		1119	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1120	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1121
		1122	glEnable (GL_ALPHA_TEST);
		1123	glAlphaFunc (GL_GREATER, 0.01f);
		1124	}
		1125
221	glBindTexture (GL_TEXTURE_2D, name);	1126	glBindTexture (GL_TEXTURE_2D, name);
		1127
222	glBegin (GL_QUADS);	1128	glBegin (GL_QUADS);
223	glTexCoord2d (0, 0); glVertex2d (x , y );	1129	glTexCoord2f (0, 0); glVertex2f (x , y );
224	glTexCoord2d (0, t); glVertex2d (x , y + h);	1130	glTexCoord2f (0, t); glVertex2f (x , y + h);
225	glTexCoord2d (s, t); glVertex2d (x + w, y + h);	1131	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
226	glTexCoord2d (s, 0); glVertex2d (x + w, y );	1132	glTexCoord2f (s, 0); glVertex2f (x + w, y );
227	glEnd ();	1133	glEnd ();
		1134
		1135	if (ix)
		1136	{
		1137	glDisable (GL_ALPHA_TEST);
		1138	glDisable (GL_BLEND);
		1139	}
228	}	1140	}
		1141
		1142	MODULE = CFPlus PACKAGE = CFPlus::Map
		1143
		1144	CFPlus::Map
		1145	new (SV *class, int map_width, int map_height)
		1146	CODE:
		1147	New (0, RETVAL, 1, struct map);
		1148	RETVAL->x = 0;
		1149	RETVAL->y = 0;
		1150	RETVAL->w = map_width;
		1151	RETVAL->h = map_height;
		1152	RETVAL->ox = 0;
		1153	RETVAL->oy = 0;
		1154	RETVAL->faces = 8192;
		1155	Newz (0, RETVAL->face, RETVAL->faces, mapface);
		1156	RETVAL->texs = 8192;
		1157	Newz (0, RETVAL->tex, RETVAL->texs, maptex);
		1158	RETVAL->rows = 0;
		1159	RETVAL->row = 0;
		1160	OUTPUT:
		1161	RETVAL
		1162
		1163	void
		1164	DESTROY (CFPlus::Map self)
		1165	CODE:
		1166	{
		1167	map_clear (self);
		1168	Safefree (self->face);
		1169	Safefree (self->tex);
		1170	Safefree (self);
		1171	}
		1172
		1173	void
		1174	clear (CFPlus::Map self)
		1175	CODE:
		1176	map_clear (self);
		1177
		1178	void
		1179	set_face (CFPlus::Map self, int face, int texid)
		1180	CODE:
		1181	{
		1182	while (self->faces <= face)
		1183	{
		1184	Append (mapface, self->face, self->faces, self->faces);
		1185	self->faces *= 2;
		1186	}
		1187
		1188	self->face [face] = texid;
		1189	}
		1190
		1191	void
		1192	set_texture (CFPlus::Map self, int texid, int name, int w, int h, float s, float t, int r, int g, int b, int a)
		1193	CODE:
		1194	{
		1195	while (self->texs <= texid)
		1196	{
		1197	Append (maptex, self->tex, self->texs, self->texs);
		1198	self->texs *= 2;
		1199	}
		1200
		1201	{
		1202	maptex *tex = self->tex + texid;
		1203
		1204	tex->name = name;
		1205	tex->w = w;
		1206	tex->h = h;
		1207	tex->s = s;
		1208	tex->t = t;
		1209	tex->r = r;
		1210	tex->g = g;
		1211	tex->b = b;
		1212	tex->a = a;
		1213	}
		1214
		1215	// somewhat hackish, but for textures that require it, it really
		1216	// improves the look, and most others don't suffer.
		1217	glBindTexture (GL_TEXTURE_2D, name);
		1218	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1219	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1220	// use uglier nearest interpolation because linear suffers
		1221	// from transparent color bleeding and ugly wrapping effects.
		1222	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1223	}
		1224
		1225	int
		1226	ox (CFPlus::Map self)
		1227	ALIAS:
		1228	oy = 1
		1229	x = 2
		1230	y = 3
		1231	w = 4
		1232	h = 5
		1233	CODE:
		1234	switch (ix)
		1235	{
		1236	case 0: RETVAL = self->ox; break;
		1237	case 1: RETVAL = self->oy; break;
		1238	case 2: RETVAL = self->x; break;
		1239	case 3: RETVAL = self->y; break;
		1240	case 4: RETVAL = self->w; break;
		1241	case 5: RETVAL = self->h; break;
		1242	}
		1243	OUTPUT:
		1244	RETVAL
		1245
		1246	void
		1247	scroll (CFPlus::Map self, int dx, int dy)
		1248	CODE:
		1249	{
		1250	if (dx > 0)
		1251	map_blank (self, self->x, self->y, dx, self->h);
		1252	else if (dx < 0)
		1253	map_blank (self, self->x + self->w + dx + 1, self->y, -dx, self->h);
		1254
		1255	if (dy > 0)
		1256	map_blank (self, self->x, self->y, self->w, dy);
		1257	else if (dy < 0)
		1258	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, -dy);
		1259
		1260	self->ox += dx; self->x += dx;
		1261	self->oy += dy; self->y += dy;
		1262
		1263	while (self->y < 0)
		1264	{
		1265	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
		1266
		1267	self->rows += MAP_EXTEND_Y;
		1268	self->y += MAP_EXTEND_Y;
		1269	}
		1270	}
		1271
		1272	void
		1273	map1a_update (CFPlus::Map self, SV *data_, int extmap)
		1274	CODE:
		1275	{
		1276	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
		1277	uint8_t *data_end = (uint8_t *)SvEND (data_);
		1278	mapcell *cell;
		1279	int x, y, flags;
		1280
		1281	while (data < data_end - 1)
		1282	{
		1283	flags = (data [0] << 8) + data [1]; data += 2;
		1284
		1285	x = self->x + ((flags >> 10) & 63);
		1286	y = self->y + ((flags >> 4) & 63);
		1287
		1288	cell = map_get_cell (self, x, y);
		1289
		1290	if (flags & 15)
		1291	{
		1292	if (!cell->darkness)
		1293	{
		1294	memset (cell, 0, sizeof (*cell));
		1295	cell->darkness = 256;
		1296	}
		1297
		1298	//TODO: don't trust server data to be in-range(!)
		1299
		1300	if (flags & 8)
		1301	{
		1302	if (extmap)
		1303	{
		1304	uint8_t ext, cmd;
		1305
		1306	do
		1307	{
		1308	ext = *data++;
		1309	cmd = ext & 0x3f;
		1310
		1311	if (cmd < 4)
		1312	cell->darkness = 255 - ext * 64 + 1;
		1313	else if (cmd == 5) // health
		1314	{
		1315	cell->stat_width = 1;
		1316	cell->stat_hp = *data++;
		1317	}
		1318	else if (cmd == 6) // monster width
		1319	cell->stat_width = *data++ + 1;
		1320	else if (cmd == 0x47) // monster width
		1321	{
		1322	if (*data == 4)
		1323	; // decode player tag
		1324
		1325	data += *data + 1;
		1326	}
		1327	else if (cmd == 8) // cell flags
		1328	cell->flags = *data++;
		1329	else if (ext & 0x40) // unknown, multibyte => skip
		1330	data += *data + 1;
		1331	else
		1332	data++;
		1333	}
		1334	while (ext & 0x80);
		1335	}
		1336	else
		1337	cell->darkness = *data++ + 1;
		1338
		1339	}
		1340
		1341	if (flags & 4)
		1342	{
		1343	cell->face [0] = self->face [(data [0] << 8) + data [1]]; data += 2;
		1344	}
		1345
		1346	if (flags & 2)
		1347	{
		1348	cell->face [1] = self->face [(data [0] << 8) + data [1]]; data += 2;
		1349	}
		1350
		1351	if (flags & 1)
		1352	{
		1353	cell->face [2] = self->face [(data [0] << 8) + data [1]]; data += 2;
		1354	}
		1355	}
		1356	else
		1357	cell->darkness = 0;
		1358	}
		1359	}
		1360
		1361	SV *
		1362	mapmap (CFPlus::Map self, int x0, int y0, int w, int h)
		1363	CODE:
		1364	{
		1365	int x1, x;
		1366	int y1, y;
		1367	int z;
		1368	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1369	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1370
		1371	SvPOK_only (map_sv);
		1372	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1373
		1374	x0 += self->x; x1 = x0 + w;
		1375	y0 += self->y; y1 = y0 + h;
		1376
		1377	for (y = y0; y < y1; y++)
		1378	{
		1379	maprow *row = 0 <= y && y < self->rows
		1380	? self->row + y
		1381	: 0;
		1382
		1383	for (x = x0; x < x1; x++)
		1384	{
		1385	int r = 32, g = 32, b = 32, a = 192;
		1386
		1387	if (row && row->c0 <= x && x < row->c1)
		1388	{
		1389	mapcell *cell = row->col + (x - row->c0);
		1390
		1391	for (z = 0; z <= 0; z++)
		1392	{
		1393	mapface face = cell->face [z];
		1394
		1395	if (face)
		1396	{
		1397	maptex tex = self->tex [face];
		1398	int a0 = 255 - tex.a;
		1399	int a1 = tex.a;
		1400
		1401	r = (r * a0 + tex.r * a1) / 255;
		1402	g = (g * a0 + tex.g * a1) / 255;
		1403	b = (b * a0 + tex.b * a1) / 255;
		1404	a = (a * a0 + tex.a * a1) / 255;
		1405	}
		1406	}
		1407	}
		1408
		1409	*map++ = (r )
		1410	| (g << 8)
		1411	| (b << 16)
		1412	| (a << 24);
		1413	}
		1414	}
		1415
		1416	RETVAL = map_sv;
		1417	}
		1418	OUTPUT:
		1419	RETVAL
		1420
		1421	void
		1422	draw (CFPlus::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)
		1423	CODE:
		1424	{
		1425	int vx, vy;
		1426	int x, y, z;
		1427	int last_name;
		1428	mapface face;
		1429
		1430	vx = self->x + self->w / 2 - sw / 2 - shift_x;
		1431	vy = self->y + self->h / 2 - sh / 2 - shift_y;
		1432
		1433	/*
		1434	int vx = self->vx = self->w >= sw
		1435	? self->x + (self->w - sw) / 2
		1436	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
		1437
		1438	int vy = self->vy = self->h >= sh
		1439	? self->y + (self->h - sh) / 2
		1440	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
		1441	*/
		1442
		1443	glColor4ub (255, 255, 255, 255);
		1444
		1445	glEnable (GL_BLEND);
		1446	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1447	glEnable (GL_TEXTURE_2D);
		1448	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1449
		1450	glBegin (GL_QUADS);
		1451
		1452	last_name = 0;
		1453
		1454	for (z = 0; z < 3; z++)
		1455	for (y = 0; y < sh; y++)
		1456	if (0 <= y + vy && y + vy < self->rows)
		1457	{
		1458	maprow *row = self->row + (y + vy);
		1459
		1460	for (x = 0; x < sw; x++)
		1461	if (row->c0 <= x + vx && x + vx < row->c1)
		1462	{
		1463	mapcell *cell = row->col + (x + vx - row->c0);
		1464
		1465	face = cell->face [z];
		1466
		1467	if (face && face < self->texs)
		1468	{
		1469	maptex tex = self->tex [face];
		1470	int px = (x + 1) * 32 - tex.w;
		1471	int py = (y + 1) * 32 - tex.h;
		1472
		1473	if (last_name != tex.name)
		1474	{
		1475	glEnd ();
		1476	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1477	glBegin (GL_QUADS);
		1478	}
		1479
		1480	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1481	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1482	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1483	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1484	}
		1485
		1486	if (cell->flags && z == 2)
		1487	{
		1488	if (cell->flags & 1)
		1489	{
		1490	maptex tex = self->tex [1];
		1491	int px = (x + 1) * 32 - tex.w + 2;
		1492	int py = (y + 1) * 32 - tex.h - 6;
		1493
		1494	glEnd ();
		1495	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1496	glBegin (GL_QUADS);
		1497
		1498	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1499	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1500	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1501	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1502	}
		1503	}
		1504	}
		1505	}
		1506
		1507	glEnd ();
		1508
		1509	glDisable (GL_TEXTURE_2D);
		1510	glDisable (GL_BLEND);
		1511
		1512	// top layer: overlays such as the health bar
		1513	for (y = 0; y < sh; y++)
		1514	if (0 <= y + vy && y + vy < self->rows)
		1515	{
		1516	maprow *row = self->row + (y + vy);
		1517
		1518	for (x = 0; x < sw; x++)
		1519	if (row->c0 <= x + vx && x + vx < row->c1)
		1520	{
		1521	mapcell *cell = row->col + (x + vx - row->c0);
		1522
		1523	int px = x * 32;
		1524	int py = y * 32;
		1525
		1526	if (cell->stat_hp)
		1527	{
		1528	int width = cell->stat_width * 32;
		1529	int thick = sh / 28 + 1 + cell->stat_width;
		1530
		1531	glColor3ub (0, 0, 0);
		1532	glRectf (px + 1, py - thick - 2,
		1533	px + width - 1, py);
		1534
		1535	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		1536	glRectf (px + 2,
		1537	py - thick - 1,
		1538	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		1539	}
		1540	}
		1541	}
		1542	}
		1543
		1544	void
		1545	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)
		1546	CODE:
		1547	{
		1548	static float color[16][3] = {
		1549	{ 0.00F, 0.00F, 0.00F },
		1550	{ 1.00F, 1.00F, 1.00F },
		1551	{ 0.00F, 0.00F, 0.55F },
		1552	{ 1.00F, 0.00F, 0.00F },
		1553
		1554	{ 1.00F, 0.54F, 0.00F },
		1555	{ 0.11F, 0.56F, 1.00F },
		1556	{ 0.93F, 0.46F, 0.00F },
		1557	{ 0.18F, 0.54F, 0.34F },
		1558
		1559	{ 0.56F, 0.73F, 0.56F },
		1560	{ 0.80F, 0.80F, 0.80F },
		1561	{ 0.55F, 0.41F, 0.13F },
		1562	{ 0.99F, 0.77F, 0.26F },
		1563
		1564	{ 0.74F, 0.65F, 0.41F },
		1565
		1566	{ 0.00F, 1.00F, 1.00F },
		1567	{ 1.00F, 0.00F, 1.00F },
		1568	{ 1.00F, 1.00F, 0.00F },
		1569	};
		1570
		1571	int x, y;
		1572
		1573	glEnable (GL_TEXTURE_2D);
		1574	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1575	glEnable (GL_BLEND);
		1576	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1577	glBegin (GL_QUADS);
		1578
		1579	for (y = 0; y < h; y++)
		1580	for (x = 0; x < w; x++)
		1581	{
		1582	unsigned char m = data [x + y * w];
		1583
		1584	if (m)
		1585	{
		1586	float *c = color [m & 15];
		1587
		1588	float tx1 = m & 0x40 ? 0.5 : 0.;
		1589	float tx2 = tx1 + 0.5;
		1590
		1591	glColor4f (c[0], c[1], c[2], 0.75);
		1592	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		1593	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		1594	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		1595	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		1596	}
		1597	}
		1598
		1599	glEnd ();
		1600	glDisable (GL_BLEND);
		1601	glDisable (GL_TEXTURE_2D);
		1602	}
		1603
		1604	void
		1605	fow_texture (CFPlus::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)
		1606	PPCODE:
		1607	{
		1608	int vx, vy;
		1609	int x, y;
		1610	int sw4 = (sw + 3) & ~3;
		1611	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
		1612	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
		1613
		1614	memset (darkness, 255, sw4 * sh);
		1615	SvPOK_only (darkness_sv);
		1616	SvCUR_set (darkness_sv, sw4 * sh);
		1617
		1618	vx = self->x + (self->w - sw + 1) / 2 - shift_x;
		1619	vy = self->y + (self->h - sh + 1) / 2 - shift_y;
		1620
		1621	for (y = 0; y < sh; y++)
		1622	if (0 <= y + vy && y + vy < self->rows)
		1623	{
		1624	maprow *row = self->row + (y + vy);
		1625
		1626	for (x = 0; x < sw; x++)
		1627	if (row->c0 <= x + vx && x + vx < row->c1)
		1628	{
		1629	mapcell *cell = row->col + (x + vx - row->c0);
		1630
		1631	darkness[y * sw4 + x] = cell->darkness
		1632	? 255 - (cell->darkness - 1)
		1633	: 255 - FOW_DARKNESS;
		1634	}
		1635	}
		1636
		1637	EXTEND (SP, 3);
		1638	PUSHs (sv_2mortal (newSViv (sw4)));
		1639	PUSHs (sv_2mortal (newSViv (sh)));
		1640	PUSHs (darkness_sv);
		1641	}
		1642
		1643	SV *
		1644	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)
		1645	CODE:
		1646	{
		1647	int x, y, x1, y1;
		1648	SV *data_sv = newSV (w * h * 7 + 5);
		1649	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		1650
		1651	*data++ = 0; /* version 0 format */
		1652	*data++ = w >> 8; *data++ = w;
		1653	*data++ = h >> 8; *data++ = h;
		1654
		1655	// we need to do this 'cause we don't keep an absolute coord system for rows
		1656	// TODO: treat rows as we treat columns
		1657	map_get_row (self, y0 + self->y - self->oy);//D
		1658	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		1659
		1660	x0 += self->x - self->ox;
		1661	y0 += self->y - self->oy;
		1662
		1663	x1 = x0 + w;
		1664	y1 = y0 + h;
		1665
		1666	for (y = y0; y < y1; y++)
		1667	{
		1668	maprow *row = 0 <= y && y < self->rows
		1669	? self->row + y
		1670	: 0;
		1671
		1672	for (x = x0; x < x1; x++)
		1673	{
		1674	if (row && row->c0 <= x && x < row->c1)
		1675	{
		1676	mapcell *cell = row->col + (x - row->c0);
		1677	uint8_t flags = 0;
		1678
		1679	if (cell->face [0]) flags |= 1;
		1680	if (cell->face [1]) flags |= 2;
		1681	if (cell->face [2]) flags |= 4;
		1682
		1683	*data++ = flags;
		1684
		1685	if (flags & 1)
		1686	{
		1687	*data++ = cell->face [0] >> 8;
		1688	*data++ = cell->face [0];
		1689	}
		1690
		1691	if (flags & 2)
		1692	{
		1693	*data++ = cell->face [1] >> 8;
		1694	*data++ = cell->face [1];
		1695	}
		1696
		1697	if (flags & 4)
		1698	{
		1699	*data++ = cell->face [2] >> 8;
		1700	*data++ = cell->face [2];
		1701	}
		1702	}
		1703	else
		1704	*data++ = 0;
		1705	}
		1706	}
		1707
		1708	SvPOK_only (data_sv);
		1709	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		1710	RETVAL = data_sv;
		1711	}
		1712	OUTPUT:
		1713	RETVAL
		1714
		1715	void
		1716	set_rect (CFPlus::Map self, int x0, int y0, uint8_t *data)
		1717	PPCODE:
		1718	{
		1719	int x, y, z;
		1720	int w, h;
		1721	int x1, y1;
		1722
		1723	if (*data++ != 0)
		1724	return; /* version mismatch */
		1725
		1726	w = *data++ << 8; w |= *data++;
		1727	h = *data++ << 8; h |= *data++;
		1728
		1729	// we need to do this 'cause we don't keep an absolute coord system for rows
		1730	// TODO: treat rows as we treat columns
		1731	map_get_row (self, y0 + self->y - self->oy);//D
		1732	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		1733
		1734	x0 += self->x - self->ox;
		1735	y0 += self->y - self->oy;
		1736
		1737	x1 = x0 + w;
		1738	y1 = y0 + h;
		1739
		1740	for (y = y0; y < y1; y++)
		1741	{
		1742	maprow *row = map_get_row (self, y);
		1743
		1744	for (x = x0; x < x1; x++)
		1745	{
		1746	uint8_t flags = *data++;
		1747
		1748	if (flags)
		1749	{
		1750	mapface face[3] = { 0, 0, 0 };
		1751
		1752	mapcell *cell = row_get_cell (row, x);
		1753
		1754	if (flags & 1) { face[0] = *data++ << 8; face[0] |= *data++; }
		1755	if (flags & 2) { face[1] = *data++ << 8; face[1] |= *data++; }
		1756	if (flags & 4) { face[2] = *data++ << 8; face[2] |= *data++; }
		1757
		1758	if (cell->darkness == 0)
		1759	{
		1760	cell->darkness = 0;
		1761
		1762	for (z = 0; z <= 2; z++)
		1763	{
		1764	cell->face[z] = face[z];
		1765
		1766	if (face[z] && (face[z] >= self->texs || !self->tex[face [z]].name))
		1767	XPUSHs (sv_2mortal (newSViv (face[z])));
		1768	}
		1769	}
		1770	}
		1771	}
		1772	}
		1773	}
		1774
		1775	MODULE = CFPlus PACKAGE = CFPlus::MixChunk
		1776
		1777	CFPlus::MixChunk
		1778	new_from_file (SV *class, char *path)
		1779	CODE:
		1780	RETVAL = Mix_LoadWAV (path);
		1781	OUTPUT:
		1782	RETVAL
		1783
		1784	void
		1785	DESTROY (CFPlus::MixChunk self)
		1786	CODE:
		1787	Mix_FreeChunk (self);
		1788
		1789	int
		1790	volume (CFPlus::MixChunk self, int volume = -1)
		1791	CODE:
		1792	RETVAL = Mix_VolumeChunk (self, volume);
		1793	OUTPUT:
		1794	RETVAL
		1795
		1796	int
		1797	play (CFPlus::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)
		1798	CODE:
		1799	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		1800	OUTPUT:
		1801	RETVAL
		1802
		1803	MODULE = CFPlus PACKAGE = CFPlus::MixMusic
		1804
		1805	int
		1806	volume (int volume = -1)
		1807	CODE:
		1808	RETVAL = Mix_VolumeMusic (volume);
		1809	OUTPUT:
		1810	RETVAL
		1811
		1812	CFPlus::MixMusic
		1813	new_from_file (SV *class, char *path)
		1814	CODE:
		1815	RETVAL = Mix_LoadMUS (path);
		1816	OUTPUT:
		1817	RETVAL
		1818
		1819	void
		1820	DESTROY (CFPlus::MixMusic self)
		1821	CODE:
		1822	Mix_FreeMusic (self);
		1823
		1824	int
		1825	play (CFPlus::MixMusic self, int loops = -1)
		1826	CODE:
		1827	RETVAL = Mix_PlayMusic (self, loops);
		1828	OUTPUT:
		1829	RETVAL
		1830
		1831	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		1832
		1833	BOOT:
		1834	{
		1835	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
		1836	static const struct {
		1837	const char *name;
		1838	IV iv;
		1839	} *civ, const_iv[] = {
		1840	# define const_iv(name) { # name, (IV)name }
		1841	const_iv (GL_COLOR_MATERIAL),
		1842	const_iv (GL_SMOOTH),
		1843	const_iv (GL_FLAT),
		1844	const_iv (GL_DITHER),
		1845	const_iv (GL_BLEND),
		1846	const_iv (GL_CULL_FACE),
		1847	const_iv (GL_SCISSOR_TEST),
		1848	const_iv (GL_DEPTH_TEST),
		1849	const_iv (GL_ALPHA_TEST),
		1850	const_iv (GL_NORMALIZE),
		1851	const_iv (GL_RESCALE_NORMAL),
		1852	const_iv (GL_FRONT),
		1853	const_iv (GL_BACK),
		1854	const_iv (GL_AND),
		1855	const_iv (GL_ONE),
		1856	const_iv (GL_ZERO),
		1857	const_iv (GL_SRC_ALPHA),
		1858	const_iv (GL_DST_ALPHA),
		1859	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		1860	const_iv (GL_ONE_MINUS_DST_ALPHA),
		1861	const_iv (GL_SRC_ALPHA_SATURATE),
		1862	const_iv (GL_RGB),
		1863	const_iv (GL_RGBA),
		1864	const_iv (GL_RGBA4),
		1865	const_iv (GL_RGBA8),
		1866	const_iv (GL_RGB5_A1),
		1867	const_iv (GL_UNSIGNED_BYTE),
		1868	const_iv (GL_UNSIGNED_SHORT),
		1869	const_iv (GL_UNSIGNED_INT),
		1870	const_iv (GL_ALPHA),
		1871	const_iv (GL_INTENSITY),
		1872	const_iv (GL_LUMINANCE),
		1873	const_iv (GL_LUMINANCE_ALPHA),
		1874	const_iv (GL_FLOAT),
		1875	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		1876	const_iv (GL_COMPILE),
		1877	const_iv (GL_TEXTURE_1D),
		1878	const_iv (GL_TEXTURE_2D),
		1879	const_iv (GL_TEXTURE_ENV),
		1880	const_iv (GL_TEXTURE_MAG_FILTER),
		1881	const_iv (GL_TEXTURE_MIN_FILTER),
		1882	const_iv (GL_TEXTURE_ENV_MODE),
		1883	const_iv (GL_TEXTURE_WRAP_S),
		1884	const_iv (GL_TEXTURE_WRAP_T),
		1885	const_iv (GL_REPEAT),
		1886	const_iv (GL_CLAMP),
		1887	const_iv (GL_CLAMP_TO_EDGE),
		1888	const_iv (GL_NEAREST),
		1889	const_iv (GL_LINEAR),
		1890	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		1891	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		1892	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		1893	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		1894	const_iv (GL_GENERATE_MIPMAP),
		1895	const_iv (GL_MODULATE),
		1896	const_iv (GL_DECAL),
		1897	const_iv (GL_REPLACE),
		1898	const_iv (GL_DEPTH_BUFFER_BIT),
		1899	const_iv (GL_COLOR_BUFFER_BIT),
		1900	const_iv (GL_PROJECTION),
		1901	const_iv (GL_MODELVIEW),
		1902	const_iv (GL_COLOR_LOGIC_OP),
		1903	const_iv (GL_SEPARABLE_2D),
		1904	const_iv (GL_CONVOLUTION_2D),
		1905	const_iv (GL_CONVOLUTION_BORDER_MODE),
		1906	const_iv (GL_CONSTANT_BORDER),
		1907	const_iv (GL_LINES),
		1908	const_iv (GL_LINE_STRIP),
		1909	const_iv (GL_LINE_LOOP),
		1910	const_iv (GL_QUADS),
		1911	const_iv (GL_QUAD_STRIP),
		1912	const_iv (GL_TRIANGLES),
		1913	const_iv (GL_TRIANGLE_STRIP),
		1914	const_iv (GL_TRIANGLE_FAN),
		1915	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		1916	const_iv (GL_FASTEST),
		1917	const_iv (GL_V2F),
		1918	const_iv (GL_V3F),
		1919	const_iv (GL_T2F_V3F),
		1920	const_iv (GL_T2F_N3F_V3F),
		1921	# undef const_iv
		1922	};
		1923
		1924	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		1925	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		1926	}
		1927
		1928	char *
		1929	gl_vendor ()
		1930	CODE:
		1931	RETVAL = (char *)glGetString (GL_VENDOR);
		1932	OUTPUT:
		1933	RETVAL
		1934
		1935	char *
		1936	gl_version ()
		1937	CODE:
		1938	RETVAL = (char *)glGetString (GL_VERSION);
		1939	OUTPUT:
		1940	RETVAL
		1941
		1942	char *
		1943	gl_extensions ()
		1944	CODE:
		1945	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		1946	OUTPUT:
		1947	RETVAL
		1948
		1949	int glGetError ()
		1950
		1951	void glFinish ()
		1952
		1953	void glClear (int mask)
		1954
		1955	void glClearColor (float r, float g, float b, float a = 1.0)
		1956	PROTOTYPE: @
		1957
		1958	void glEnable (int cap)
		1959
		1960	void glDisable (int cap)
		1961
		1962	void glShadeModel (int mode)
		1963
		1964	void glHint (int target, int mode)
		1965
		1966	void glBlendFunc (int sfactor, int dfactor)
		1967
		1968	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		1969	CODE:
		1970	gl_BlendFuncSeparate (sa, da, saa, daa);
		1971
		1972	void glDepthMask (int flag)
		1973
		1974	void glLogicOp (int opcode)
		1975
		1976	void glColorMask (int red, int green, int blue, int alpha)
		1977
		1978	void glMatrixMode (int mode)
		1979
		1980	void glPushMatrix ()
		1981
		1982	void glPopMatrix ()
		1983
		1984	void glLoadIdentity ()
		1985
		1986	void glDrawBuffer (int buffer)
		1987
		1988	void glReadBuffer (int buffer)
		1989
		1990	# near_ and far_ are due to microsofts buggy "c" compiler
		1991	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		1992
		1993	# near_ and far_ are due to microsofts buggy "c" compiler
		1994	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		1995
		1996	void glViewport (int x, int y, int width, int height)
		1997
		1998	void glScissor (int x, int y, int width, int height)
		1999
		2000	void glTranslate (float x, float y, float z = 0.)
		2001	CODE:
		2002	glTranslatef (x, y, z);
		2003
		2004	void glScale (float x, float y, float z = 1.)
		2005	CODE:
		2006	glScalef (x, y, z);
		2007
		2008	void glRotate (float angle, float x, float y, float z)
		2009	CODE:
		2010	glRotatef (angle, x, y, z);
		2011
		2012	void glBegin (int mode)
		2013
		2014	void glEnd ()
		2015
		2016	void glColor (float r, float g, float b, float a = 1.0)
		2017	PROTOTYPE: @
		2018	ALIAS:
		2019	glColor_premultiply = 1
		2020	CODE:
		2021	if (ix)
		2022	{
		2023	r *= a;
		2024	g *= a;
		2025	b *= a;
		2026	}
		2027	// microsoft visual "c" rounds instead of truncating...
		2028	glColor4f (r, g, b, a);
		2029
		2030	void glInterleavedArrays (int format, int stride, char *data)
		2031
		2032	void glDrawElements (int mode, int count, int type, char *indices)
		2033
		2034	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2035
		2036	void glRasterPos (float x, float y, float z = 0.)
		2037	CODE:
		2038	glRasterPos3f (0, 0, z);
		2039	glBitmap (0, 0, 0, 0, x, y, 0);
		2040
		2041	void glVertex (float x, float y, float z = 0.)
		2042	CODE:
		2043	glVertex3f (x, y, z);
		2044
		2045	void glTexCoord (float s, float t)
		2046	CODE:
		2047	glTexCoord2f (s, t);
		2048
		2049	void glTexEnv (int target, int pname, float param)
		2050	CODE:
		2051	glTexEnvf (target, pname, param);
		2052
		2053	void glTexParameter (int target, int pname, float param)
		2054	CODE:
		2055	glTexParameterf (target, pname, param);
		2056
		2057	void glBindTexture (int target, int name)
		2058
		2059	void glConvolutionParameter (int target, int pname, float params)
		2060	CODE:
		2061	if (gl.ConvolutionParameterf)
		2062	gl.ConvolutionParameterf (target, pname, params);
		2063
		2064	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2065	CODE:
		2066	if (gl.ConvolutionFilter2D)
		2067	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2068
		2069	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2070	CODE:
		2071	if (gl.SeparableFilter2D)
		2072	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2073
		2074	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2075
		2076	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2077
		2078	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2079
		2080	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2081
		2082	int glGenTexture ()
		2083	CODE:
		2084	{
		2085	GLuint name;
		2086	glGenTextures (1, &name);
		2087	RETVAL = name;
		2088	}
		2089	OUTPUT:
		2090	RETVAL
		2091
		2092	void glDeleteTexture (int name)
		2093	CODE:
		2094	{
		2095	GLuint name_ = name;
		2096	glDeleteTextures (1, &name_);
		2097	}
		2098
		2099	int glGenList ()
		2100	CODE:
		2101	RETVAL = glGenLists (1);
		2102	OUTPUT:
		2103	RETVAL
		2104
		2105	void glDeleteList (int list)
		2106	CODE:
		2107	glDeleteLists (list, 1);
		2108
		2109	void glNewList (int list, int mode = GL_COMPILE)
		2110
		2111	void glEndList ()
		2112
		2113	void glCallList (int list)
		2114

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