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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.19 by root, Tue Apr 11 22:49:13 2006 UTC vs.
Revision 1.204 by root, Thu Jul 19 14:54:50 2007 UTC

		1	#ifdef _WIN32
		2	# define WIN32_LEAN_AND_MEAN
		3	# define NTDDI_VERSION NTDDI_WIN2K // needed to get win2000 api calls
		4	# include <malloc.h>
		5	# include <windows.h>
		6	# include <wininet.h>
		7	# pragma warning(disable:4244)
		8	# pragma warning(disable:4761)
		9	#endif
		10
		11	//#define DEBUG 1
		12	#if DEBUG
		13	# include <valgrind/memcheck.h>
		14	#endif
		15
1	#include "EXTERN.h"	16	#include "EXTERN.h"
2	#include "perl.h"	17	#include "perl.h"
3	#include "XSUB.h"	18	#include "XSUB.h"
4		19
		20	#ifdef _WIN32
		21	# undef pipe
		22	#endif
		23
		24	#include <assert.h>
		25	#include <math.h>
5	#include <string.h>	26	#include <string.h>
		27	#include <stdio.h>
		28	#include <stdlib.h>
6		29
7	#include <SDL.h>	30	#include <SDL.h>
		31	#include <SDL_thread.h>
		32	#include <SDL_endian.h>
		33	#include <SDL_image.h>
		34	#include <SDL_mixer.h>
8	#include <SDL_opengl.h>	35	#include <SDL_opengl.h>
9		36
		37	#define PANGO_ENABLE_BACKEND
		38	#define G_DISABLE_CAST_CHECKS
		39
		40	#include <glib/gmacros.h>
		41
10	#include <pango/pango.h>	42	#include <pango/pango.h>
11	#include <pango/pangofc-fontmap.h>
12	#include <pango/pangoft2.h>
13		43
		44	#ifndef _WIN32
14	#include <sys/types.h>	45	# include <sys/types.h>
15	#include <sys/socket.h>	46	# include <sys/socket.h>
16	#include <netinet/in.h>	47	# include <netinet/in.h>
17	#include <netinet/tcp.h>	48	# include <netinet/tcp.h>
		49	# include <inttypes.h>
		50	#endif
18		51
19	static PangoContext *context;	52	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
20	static PangoFontMap *fontmap;	53
		54	#define FOW_DARKNESS 32
		55
		56	#define MAP_EXTEND_X 32
		57	#define MAP_EXTEND_Y 512
		58
		59	#define MIN_FONT_HEIGHT 10
		60
		61	#if 0
		62	# define PARACHUTE SDL_INIT_NOPARACHUTE
		63	#else
		64	# define PARACHUTE 0
		65	#endif
		66
		67	static AV *texture_av;
		68
		69	static struct
		70	{
		71	#define GL_FUNC(ptr,name) ptr name;
		72	#include "glfunc.h"
		73	#undef GL_FUNC
		74	} gl;
		75
		76	static void
		77	gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		78	{
		79	if (gl.BlendFuncSeparate)
		80	gl.BlendFuncSeparate (sa, da, saa, daa);
		81	else if (gl.BlendFuncSeparateEXT)
		82	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		83	else
		84	glBlendFunc (sa, da);
		85	}
		86
		87	static GLuint
		88	gen_texture ()
		89	{
		90	GLuint name;
		91
		92	if (AvFILL (texture_av) >= 0)
		93	name = (GLuint)(size_t)av_pop (texture_av);
		94	else
		95	glGenTextures (1, &name);
		96
		97	return name;
		98	}
		99
		100	static void
		101	del_texture (GLuint name)
		102	{
		103	/* make a half-assed attempt at returning the memory used by the texture */
		104	/* textures are frequently being reused by cfplus anyway */
		105	/*glBindTexture (GL_TEXTURE_2D, name);*/
		106	/*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
		107	av_push (texture_av, (SV *)(size_t)name);
		108	glDeleteTextures (1, &name);
		109	}
		110
		111	#include "texcache.c"
		112
		113	#include "pango-font.c"
		114	#include "pango-fontmap.c"
		115	#include "pango-render.c"
		116
		117	typedef Mix_Chunk *CFPlus__MixChunk;
		118	typedef Mix_Music *CFPlus__MixMusic;
		119
		120	typedef PangoFontDescription *CFPlus__Font;
		121
		122	static int
		123	shape_attr_p (PangoLayoutRun *run)
		124	{
		125	GSList *attrs = run->item->analysis.extra_attrs;
		126
		127	while (attrs)
		128	{
		129	PangoAttribute *attr = attrs->data;
		130
		131	if (attr->klass->type == PANGO_ATTR_SHAPE)
		132	return 1;
		133
		134	attrs = attrs->next;
		135	}
		136
		137	return 0;
		138	}
21		139
22	typedef struct cf_layout {	140	typedef struct cf_layout {
23	PangoLayout *pl;	141	PangoLayout *pl;
		142	float r, g, b, a; // default color for rgba mode
24	int base_height;	143	int base_height;
		144	CFPlus__Font font;
25	} *CFClient__Layout;	145	} *CFPlus__Layout;
		146
		147	static CFPlus__Font default_font;
		148	static PangoContext *opengl_context;
		149	static PangoFontMap *opengl_fontmap;
26		150
27	static void	151	static void
28	substitute_func (FcPattern *pattern, gpointer data)	152	substitute_func (FcPattern *pattern, gpointer data)
29	{	153	{
30	//FcPatternAddBool (pattern, FC_HINTING, 1);	154	FcPatternAddBool (pattern, FC_HINTING, 1);
		155	#ifdef FC_HINT_STYLE
		156	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		157	#endif
31	//FcPatternAddBool (pattern, FC_AUTOHINT, 1);	158	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
32	}	159	}
33		160
34	static void	161	static void
35	layout_update (CFClient__Layout self)	162	layout_update_font (CFPlus__Layout self)
36	{	163	{
37	/* use a random scale factor to account for unknown descenders, 0.8 works	164	/* use a random scale factor to account for unknown descenders, 0.8 works
38	* reasonably well with bitstream vera	165	* reasonably well with bitstream vera
39	*/	166	*/
40	PangoFontDescription *font = pango_context_get_font_description (context);	167	PangoFontDescription *font = self->font ? self->font : default_font;
41	pango_font_description_set_absolute_size (font, self->base_height * (PANGO_SCALE * 8 / 10));	168
		169	pango_font_description_set_absolute_size (font,
		170	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		171
		172	pango_layout_set_font_description (self->pl, font);
42	}	173	}
43		174
44	static void	175	static void
45	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	176	layout_get_pixel_size (CFPlus__Layout self, int *w, int *h)
46	{	177	{
47	layout_update (self);	178	PangoRectangle rect;
48		179
		180	// get_pixel_* wrongly rounds down
49	pango_layout_get_pixel_size (self->pl, w, h);	181	pango_layout_get_extents (self->pl, 0, &rect);
50		182
51	*w = (*w + 3) & ~3;	183	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
52	if (!*w) *w = 1;	184	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
53	if (!*h) *h = 1;
54	}
55		185
		186	if (!rect.width) rect.width = 1;
		187	if (!rect.height) rect.height = 1;
		188
		189	*w = rect.width;
		190	*h = rect.height;
		191	}
		192
		193	typedef uint16_t tileid;
		194	typedef uint16_t faceid;
		195
		196	typedef struct {
		197	int name;
		198	int w, h;
		199	float s, t;
		200	uint8_t r, g, b, a;
		201	tileid smoothtile;
		202	uint8_t smoothlevel;
		203	} maptex;
		204
		205	typedef struct {
		206	uint32_t player;
		207	tileid tile[3];
		208	uint16_t darkness;
		209	uint8_t stat_width, stat_hp, flags, smoothmax;
		210	} mapcell;
		211
		212	typedef struct {
		213	int32_t c0, c1;
		214	mapcell *col;
		215	} maprow;
		216
		217	typedef struct map {
		218	int x, y, w, h;
		219	int ox, oy; /* offset to virtual global coordinate system */
		220	int faces; tileid *face2tile; // [faceid]
		221	int texs; maptex *tex; // [tileid]
		222
		223	int32_t rows;
		224	maprow *row;
		225	} *CFPlus__Map;
		226
		227	static char *
		228	prepend (char *ptr, int sze, int inc)
		229	{
		230	char *p;
		231
		232	New (0, p, sze + inc, char);
		233	Zero (p, inc, char);
		234	Move (ptr, p + inc, sze, char);
		235	Safefree (ptr);
		236
		237	return p;
		238	}
		239
		240	static char *
		241	append (char *ptr, int sze, int inc)
		242	{
		243	Renew (ptr, sze + inc, char);
		244	Zero (ptr + sze, inc, char);
		245
		246	return ptr;
		247	}
		248
		249	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		250	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		251
		252	static void
		253	need_facenum (struct map *self, faceid face)
		254	{
		255	while (self->faces <= face)
		256	{
		257	Append (tileid, self->face2tile, self->faces, self->faces);
		258	self->faces *= 2;
		259	}
		260	}
		261
		262	static void
		263	need_texid (struct map *self, int texid)
		264	{
		265	while (self->texs <= texid)
		266	{
		267	Append (maptex, self->tex, self->texs, self->texs);
		268	self->texs *= 2;
		269	}
		270	}
		271
		272	static maprow *
		273	map_get_row (CFPlus__Map self, int y)
		274	{
		275	if (0 > y)
		276	{
		277	int extend = - y + MAP_EXTEND_Y;
		278	Prepend (maprow, self->row, self->rows, extend);
		279
		280	self->rows += extend;
		281	self->y += extend;
		282	y += extend;
		283	}
		284	else if (y >= self->rows)
		285	{
		286	int extend = y - self->rows + MAP_EXTEND_Y;
		287	Append (maprow, self->row, self->rows, extend);
		288	self->rows += extend;
		289	}
		290
		291	return self->row + y;
		292	}
		293
		294	static mapcell *
		295	row_get_cell (maprow *row, int x)
		296	{
		297	if (!row->col)
		298	{
		299	Newz (0, row->col, MAP_EXTEND_X, mapcell);
		300	row->c0 = x - MAP_EXTEND_X / 4;
		301	row->c1 = row->c0 + MAP_EXTEND_X;
		302	}
		303
		304	if (row->c0 > x)
		305	{
		306	int extend = row->c0 - x + MAP_EXTEND_X;
		307	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
		308	row->c0 -= extend;
		309	}
		310	else if (x >= row->c1)
		311	{
		312	int extend = x - row->c1 + MAP_EXTEND_X;
		313	Append (mapcell, row->col, row->c1 - row->c0, extend);
		314	row->c1 += extend;
		315	}
		316
		317	return row->col + (x - row->c0);
		318	}
		319
		320	static mapcell *
		321	map_get_cell (CFPlus__Map self, int x, int y)
		322	{
		323	return row_get_cell (map_get_row (self, y), x);
		324	}
		325
		326	static void
		327	map_clear (CFPlus__Map self)
		328	{
		329	int r;
		330
		331	for (r = 0; r < self->rows; r++)
		332	Safefree (self->row[r].col);
		333
		334	Safefree (self->row);
		335
		336	self->x = 0;
		337	self->y = 0;
		338	self->ox = 0;
		339	self->oy = 0;
		340	self->row = 0;
		341	self->rows = 0;
		342	}
		343
		344	static void
		345	map_blank (CFPlus__Map self, int x0, int y0, int w, int h)
		346	{
		347	int x, y;
		348	maprow *row;
		349	mapcell *cell;
		350
		351	for (y = y0; y < y0 + h; y++)
		352	if (y >= 0)
		353	{
		354	if (y >= self->rows)
		355	break;
		356
		357	row = self->row + y;
		358
		359	for (x = x0; x < x0 + w; x++)
		360	if (x >= row->c0)
		361	{
		362	if (x >= row->c1)
		363	break;
		364
		365	cell = row->col + x - row->c0;
		366
		367	cell->darkness = 0;
		368	cell->stat_hp = 0;
		369	cell->flags = 0;
		370	cell->player = 0;
		371	}
		372	}
		373	}
		374
		375	typedef struct {
		376	tileid tile;
		377	uint8_t x, y, level;
		378	} smooth_key;
		379
		380	static void
		381	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		382	{
		383	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		384
		385	if (SvIOK (*sv))
		386	SvIV_set (*sv, SvIVX (*sv) | bits);
		387	else
		388	sv_setiv (*sv, bits);
		389	}
		390
		391	static void
		392	music_finished (void)
		393	{
		394	SDL_UserEvent ev;
		395
		396	ev.type = SDL_USEREVENT;
		397	ev.code = 0;
		398	ev.data1 = 0;
		399	ev.data2 = 0;
		400
		401	SDL_PushEvent ((SDL_Event *)&ev);
		402	}
		403
		404	static void
		405	channel_finished (int channel)
		406	{
		407	SDL_UserEvent ev;
		408
		409	ev.type = SDL_USEREVENT;
		410	ev.code = 1;
		411	ev.data1 = (void *)(long)channel;
		412	ev.data2 = 0;
		413
		414	SDL_PushEvent ((SDL_Event *)&ev);
		415	}
		416
		417	static unsigned int
		418	minpot (unsigned int n)
		419	{
		420	if (!n)
		421	return 0;
		422
		423	--n;
		424
		425	n |= n >> 1;
		426	n |= n >> 2;
		427	n |= n >> 4;
		428	n |= n >> 8;
		429	n |= n >> 16;
		430
		431	return n + 1;
		432	}
		433
		434	/* SDL should provide this, really. */
		435	#define SDLK_MODIFIER_MIN 300
		436	#define SDLK_MODIFIER_MAX 314
		437
56	MODULE = CFClient PACKAGE = CFClient	438	MODULE = CFPlus PACKAGE = CFPlus
57		439
58	PROTOTYPES: ENABLE	440	PROTOTYPES: ENABLE
59		441
60	BOOT:	442	BOOT:
61	{	443	{
62	fontmap = pango_ft2_font_map_new ();	444	HV *stash = gv_stashpv ("CFPlus", 1);
		445	static const struct {
		446	const char *name;
		447	IV iv;
		448	} *civ, const_iv[] = {
		449	# define const_iv(name) { # name, (IV)name }
		450	const_iv (SDLK_MODIFIER_MIN),
		451	const_iv (SDLK_MODIFIER_MAX),
		452
		453	const_iv (SDL_ACTIVEEVENT),
		454	const_iv (SDL_KEYDOWN),
		455	const_iv (SDL_KEYUP),
		456	const_iv (SDL_MOUSEMOTION),
		457	const_iv (SDL_MOUSEBUTTONDOWN),
		458	const_iv (SDL_MOUSEBUTTONUP),
		459	const_iv (SDL_JOYAXISMOTION),
		460	const_iv (SDL_JOYBALLMOTION),
		461	const_iv (SDL_JOYHATMOTION),
		462	const_iv (SDL_JOYBUTTONDOWN),
		463	const_iv (SDL_JOYBUTTONUP),
		464	const_iv (SDL_QUIT),
		465	const_iv (SDL_SYSWMEVENT),
		466	const_iv (SDL_EVENT_RESERVEDA),
		467	const_iv (SDL_EVENT_RESERVEDB),
		468	const_iv (SDL_VIDEORESIZE),
		469	const_iv (SDL_VIDEOEXPOSE),
		470	const_iv (SDL_USEREVENT),
		471
		472	const_iv (SDL_APPINPUTFOCUS),
		473	const_iv (SDL_APPMOUSEFOCUS),
		474	const_iv (SDL_APPACTIVE),
		475
		476	const_iv (SDLK_KP0),
		477	const_iv (SDLK_KP1),
		478	const_iv (SDLK_KP2),
		479	const_iv (SDLK_KP3),
		480	const_iv (SDLK_KP4),
		481	const_iv (SDLK_KP5),
		482	const_iv (SDLK_KP6),
		483	const_iv (SDLK_KP7),
		484	const_iv (SDLK_KP8),
		485	const_iv (SDLK_KP9),
		486	const_iv (SDLK_KP_PERIOD),
		487	const_iv (SDLK_KP_DIVIDE),
		488	const_iv (SDLK_KP_MULTIPLY),
		489	const_iv (SDLK_KP_MINUS),
		490	const_iv (SDLK_KP_PLUS),
		491	const_iv (SDLK_KP_ENTER),
		492	const_iv (SDLK_KP_EQUALS),
		493	const_iv (SDLK_UP),
		494	const_iv (SDLK_DOWN),
		495	const_iv (SDLK_RIGHT),
		496	const_iv (SDLK_LEFT),
		497	const_iv (SDLK_INSERT),
		498	const_iv (SDLK_HOME),
		499	const_iv (SDLK_END),
		500	const_iv (SDLK_PAGEUP),
		501	const_iv (SDLK_PAGEDOWN),
		502	const_iv (SDLK_F1),
		503	const_iv (SDLK_F2),
		504	const_iv (SDLK_F3),
		505	const_iv (SDLK_F4),
		506	const_iv (SDLK_F5),
		507	const_iv (SDLK_F6),
		508	const_iv (SDLK_F7),
		509	const_iv (SDLK_F8),
		510	const_iv (SDLK_F9),
		511	const_iv (SDLK_F10),
		512	const_iv (SDLK_F11),
		513	const_iv (SDLK_F12),
		514	const_iv (SDLK_F13),
		515	const_iv (SDLK_F14),
		516	const_iv (SDLK_F15),
		517	const_iv (SDLK_NUMLOCK),
		518	const_iv (SDLK_CAPSLOCK),
		519	const_iv (SDLK_SCROLLOCK),
		520	const_iv (SDLK_RSHIFT),
		521	const_iv (SDLK_LSHIFT),
		522	const_iv (SDLK_RCTRL),
		523	const_iv (SDLK_LCTRL),
		524	const_iv (SDLK_RALT),
		525	const_iv (SDLK_LALT),
		526	const_iv (SDLK_RMETA),
		527	const_iv (SDLK_LMETA),
		528	const_iv (SDLK_LSUPER),
		529	const_iv (SDLK_RSUPER),
		530	const_iv (SDLK_MODE),
		531	const_iv (SDLK_COMPOSE),
		532	const_iv (SDLK_HELP),
		533	const_iv (SDLK_PRINT),
		534	const_iv (SDLK_SYSREQ),
		535	const_iv (SDLK_BREAK),
		536	const_iv (SDLK_MENU),
		537	const_iv (SDLK_POWER),
		538	const_iv (SDLK_EURO),
		539	const_iv (SDLK_UNDO),
		540
		541	const_iv (KMOD_NONE),
		542	const_iv (KMOD_SHIFT),
		543	const_iv (KMOD_LSHIFT),
		544	const_iv (KMOD_RSHIFT),
		545	const_iv (KMOD_CTRL),
		546	const_iv (KMOD_LCTRL),
		547	const_iv (KMOD_RCTRL),
		548	const_iv (KMOD_ALT),
		549	const_iv (KMOD_LALT),
		550	const_iv (KMOD_RALT),
		551	const_iv (KMOD_META),
		552	const_iv (KMOD_LMETA),
		553	const_iv (KMOD_RMETA),
		554	const_iv (KMOD_NUM),
		555	const_iv (KMOD_CAPS),
		556	const_iv (KMOD_MODE),
		557	# undef const_iv
		558	};
		559
		560	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		561	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		562
		563	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		564	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		565	}
		566
		567	void
		568	weaken (SV *rv)
		569	PROTOTYPE: $
		570	CODE:
		571	sv_rvweaken (rv);
		572
		573	int
		574	in_destruct ()
		575	CODE:
		576	RETVAL = PL_main_cv == Nullcv;
		577	OUTPUT:
		578	RETVAL
		579
		580	NV floor (NV x)
		581
		582	NV ceil (NV x)
		583
		584	void
		585	pango_init ()
		586	CODE:
		587	{
		588	opengl_fontmap = pango_opengl_font_map_new ();
63	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	589	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
64	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	590	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
65	}	591	}
		592
		593	char *
		594	SDL_GetError ()
		595
		596	int
		597	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
		598
		599	void
		600	SDL_Quit ()
		601
		602	void
		603	SDL_ListModes (int rgb, int alpha)
		604	PPCODE:
		605	{
		606	SDL_Rect **m;
		607
		608	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		609	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		610	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		611	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		612
		613	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		614	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
		615
		616	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
		617	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		618	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
		619	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		620
		621	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		622	#if SDL_VERSION_ATLEAST(1,2,10)
		623	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);
		624	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		625	#endif
		626
		627	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		628
		629	if (m && m != (SDL_Rect **)-1)
		630	while (*m)
		631	{
		632	if ((*m)->w >= 640 && (*m)->h >= 480)
		633	{
		634	AV *av = newAV ();
		635	av_push (av, newSViv ((*m)->w));
		636	av_push (av, newSViv ((*m)->h));
		637	av_push (av, newSViv (rgb));
		638	av_push (av, newSViv (alpha));
		639	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		640	}
		641
		642	++m;
		643	}
		644	}
		645
		646	int
		647	SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
		648	CODE:
		649	{
		650	SDL_EnableUNICODE (1);
		651	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		652
		653	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		654	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		655	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		656	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		657
		658	RETVAL = !!SDL_SetVideoMode (
		659	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		660	);
		661
		662	if (RETVAL)
		663	{
		664	av_clear (texture_av);
		665
		666	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
		667	#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		668	#include "glfunc.h"
		669	#undef GL_FUNC
		670	}
		671	}
		672	OUTPUT:
		673	RETVAL
		674
		675	void
		676	SDL_GL_SwapBuffers ()
		677
		678	char *
		679	SDL_GetKeyName (int sym)
		680
		681	int
		682	SDL_GetAppState ()
		683
		684	void
		685	poll_events ()
		686	PPCODE:
		687	{
		688	SDL_Event ev;
		689
		690	SDL_PumpEvents ();
		691	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
		692	{
		693	HV *hv = newHV ();
		694	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		695
		696	switch (ev.type)
		697	{
		698	case SDL_KEYDOWN:
		699	case SDL_KEYUP:
		700	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		701	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		702	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		703	hv_store (hv, "cmod", 4, newSViv (SDL_GetModState ()), 0); /* current mode */
		704	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		705	break;
		706
		707	case SDL_ACTIVEEVENT:
		708	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		709	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		710	break;
		711
		712	case SDL_MOUSEMOTION:
		713	{
		714	int state = ev.motion.state;
		715	int x = ev.motion.x;
		716	int y = ev.motion.y;
		717	int xrel = ev.motion.xrel;
		718	int yrel = ev.motion.yrel;
		719
		720	/* do simplistic event compression */
		721	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		722	&& state == ev.motion.state)
		723	{
		724	xrel += ev.motion.xrel;
		725	yrel += ev.motion.yrel;
		726	x = ev.motion.x;
		727	y = ev.motion.y;
		728	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		729	}
		730
		731	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		732	hv_store (hv, "state", 5, newSViv (state), 0);
		733	hv_store (hv, "x", 1, newSViv (x), 0);
		734	hv_store (hv, "y", 1, newSViv (y), 0);
		735	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
		736	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		737	}
		738	break;
		739
		740	case SDL_MOUSEBUTTONDOWN:
		741	case SDL_MOUSEBUTTONUP:
		742	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		743
		744	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		745	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		746	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		747	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		748	break;
		749
		750	case SDL_USEREVENT:
		751	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		752	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		753	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		754	break;
		755	}
		756
		757	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
		758	}
		759	}
		760
		761	int
		762	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)
		763	POSTCALL:
		764	Mix_HookMusicFinished (music_finished);
		765	Mix_ChannelFinished (channel_finished);
		766
		767	void
		768	Mix_CloseAudio ()
		769
		770	int
		771	Mix_AllocateChannels (int numchans = -1)
66		772
67	void	773	void
68	lowdelay (int fd, int val = 1)	774	lowdelay (int fd, int val = 1)
69	CODE:	775	CODE:
70	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	776	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
71		777
72	char *	778	void
73	gl_version ()	779	win32_proxy_info ()
74	CODE:	780	PPCODE:
75	RETVAL = (char *)glGetString (GL_VERSION);	781	{
76	OUTPUT:	782	#ifdef _WIN32
77	RETVAL	783	char buffer[2048];
		784	DWORD buflen;
78		785
79	char *	786	EXTEND (SP, 3);
80	gl_extensions ()	787
81	CODE:	788	buflen = sizeof (buffer);
82	RETVAL = (char *)glGetString (GL_EXTENSIONS);	789	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
83	OUTPUT:	790	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
84	RETVAL	791	{
		792	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		793
		794	buflen = sizeof (buffer);
		795	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		796	{
		797	PUSHs (newSVpv (buffer, 0));
		798
		799	buflen = sizeof (buffer);
		800	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		801	PUSHs (newSVpv (buffer, 0));
		802	}
		803	}
		804	#endif
		805	}
85		806
86	void	807	void
87	add_font (char *file)	808	add_font (char *file)
88	CODE:	809	CODE:
89	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	810	FcConfigAppFontAddFile (0, (const FcChar8 *)file);
90		811
91	void	812	void
92	set_font (char *file)	813	load_image_inline (SV *image_)
		814	ALIAS:
		815	load_image_file = 1
		816	PPCODE:
		817	{
		818	STRLEN image_len;
		819	char *image = (char *)SvPVbyte (image_, image_len);
		820	SDL_Surface *surface, *surface2;
		821	SDL_PixelFormat fmt;
		822	SDL_RWops *rw = ix
		823	? SDL_RWFromFile (image, "r")
		824	: SDL_RWFromConstMem (image, image_len);
		825
		826	if (!rw)
		827	croak ("load_image: %s", SDL_GetError ());
		828
		829	surface = IMG_Load_RW (rw, 1);
		830	if (!surface)
		831	croak ("load_image: %s", SDL_GetError ());
		832
		833	fmt.palette = NULL;
		834	fmt.BitsPerPixel = 32;
		835	fmt.BytesPerPixel = 4;
		836	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
		837	fmt.Rmask = 0x000000ff;
		838	fmt.Gmask = 0x0000ff00;
		839	fmt.Bmask = 0x00ff0000;
		840	fmt.Amask = 0xff000000;
		841	#else
		842	fmt.Rmask = 0xff000000;
		843	fmt.Gmask = 0x00ff0000;
		844	fmt.Bmask = 0x0000ff00;
		845	fmt.Amask = 0x000000ff;
		846	#endif
		847	fmt.Rloss = 0;
		848	fmt.Gloss = 0;
		849	fmt.Bloss = 0;
		850	fmt.Aloss = 0;
		851	fmt.Rshift = 0;
		852	fmt.Gshift = 8;
		853	fmt.Bshift = 16;
		854	fmt.Ashift = 24;
		855	fmt.colorkey = 0;
		856	fmt.alpha = 0;
		857
		858	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
		859
		860	assert (surface2->pitch == surface2->w * 4);
		861
		862	SDL_LockSurface (surface2);
		863	EXTEND (SP, 6);
		864	PUSHs (sv_2mortal (newSViv (surface2->w)));
		865	PUSHs (sv_2mortal (newSViv (surface2->h)));
		866	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
		867	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
		868	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
		869	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		870	SDL_UnlockSurface (surface2);
		871
		872	SDL_FreeSurface (surface);
		873	SDL_FreeSurface (surface2);
		874	}
		875
		876	void
		877	average (int x, int y, uint32_t *data)
		878	PPCODE:
		879	{
		880	uint32_t r = 0, g = 0, b = 0, a = 0;
		881
		882	x = y = x * y;
		883
		884	while (x--)
		885	{
		886	uint32_t p = *data++;
		887
		888	r += (p ) & 255;
		889	g += (p >> 8) & 255;
		890	b += (p >> 16) & 255;
		891	a += (p >> 24) & 255;
		892	}
		893
		894	EXTEND (SP, 4);
		895	PUSHs (sv_2mortal (newSViv (r / y)));
		896	PUSHs (sv_2mortal (newSViv (g / y)));
		897	PUSHs (sv_2mortal (newSViv (b / y)));
		898	PUSHs (sv_2mortal (newSViv (a / y)));
		899	}
		900
		901	void
		902	error (char *message)
		903	CODE:
		904	fprintf (stderr, "ERROR: %s\n", message);
		905	#ifdef _WIN32
		906	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		907	#endif
		908
		909	void
		910	fatal (char *message)
		911	CODE:
		912	fprintf (stderr, "FATAL: %s\n", message);
		913	#ifdef _WIN32
		914	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
		915	#endif
		916	_exit (1);
		917
		918	void
		919	_exit (int retval = 0)
		920	CODE:
		921	#ifdef WIN32
		922	ExitThread (retval); // unclean, please beam me up
		923	#else
		924	_exit (retval);
		925	#endif
		926
		927	void
		928	debug ()
		929	CODE:
		930	{
		931	#if DEBUG
		932	VALGRIND_DO_LEAK_CHECK;
		933	#endif
		934	}
		935
		936	MODULE = CFPlus PACKAGE = CFPlus::Font
		937
		938	CFPlus::Font
		939	new_from_file (SV *class, char *path, int id = 0)
93	CODE:	940	CODE:
94	{	941	{
95	int count;	942	int count;
96	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);	943	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
97	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);	944	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
98	FcPatternDestroy (pattern);	945	FcPatternDestroy (pattern);
99	pango_context_set_font_description (context, font);
100	}	946	}
		947	OUTPUT:
		948	RETVAL
101		949
		950	void
		951	DESTROY (CFPlus::Font self)
		952	CODE:
		953	pango_font_description_free (self);
		954
		955	void
		956	make_default (CFPlus::Font self)
		957	CODE:
		958	default_font = self;
		959
102	MODULE = CFClient PACKAGE = CFClient::Layout	960	MODULE = CFPlus PACKAGE = CFPlus::Layout
103		961
104	CFClient::Layout	962	void
105	new (SV *class, int base_height = 10)	963	reset_glyph_cache ()
		964	CODE:
		965	tc_clear ();
		966
		967	CFPlus::Layout
		968	new (SV *class)
106	CODE:	969	CODE:
107	New (0, RETVAL, 1, struct cf_layout);	970	New (0, RETVAL, 1, struct cf_layout);
108	RETVAL->base_height = base_height;	971
109	RETVAL->pl = pango_layout_new (context);	972	RETVAL->pl = pango_layout_new (opengl_context);
		973	RETVAL->r = 1.;
		974	RETVAL->g = 1.;
		975	RETVAL->b = 1.;
		976	RETVAL->a = 1.;
		977	RETVAL->base_height = MIN_FONT_HEIGHT;
		978	RETVAL->font = 0;
		979
110	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	980	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		981	layout_update_font (RETVAL);
111	OUTPUT:	982	OUTPUT:
112	RETVAL	983	RETVAL
113		984
114	void	985	void
115	DESTROY (CFClient::Layout self)	986	DESTROY (CFPlus::Layout self)
116	CODE:	987	CODE:
117	g_object_unref (self->pl);	988	g_object_unref (self->pl);
118	Safefree (self);	989	Safefree (self);
119		990
120	void	991	void
121	set_markup (CFClient::Layout self, SV *text_)	992	set_text (CFPlus::Layout self, SV *text_)
122	CODE:	993	CODE:
123	{	994	{
124	STRLEN textlen;	995	STRLEN textlen;
125	char *text = SvPVutf8 (text_, textlen);	996	char *text = SvPVutf8 (text_, textlen);
126		997
		998	pango_layout_set_text (self->pl, text, textlen);
		999	}
		1000
		1001	void
		1002	set_markup (CFPlus::Layout self, SV *text_)
		1003	CODE:
		1004	{
		1005	STRLEN textlen;
		1006	char *text = SvPVutf8 (text_, textlen);
		1007
127	pango_layout_set_markup (self->pl, text, textlen);	1008	pango_layout_set_markup (self->pl, text, textlen);
128	}	1009	}
129		1010
130	void	1011	void
		1012	set_shapes (CFPlus::Layout self, ...)
		1013	CODE:
		1014	{
		1015	PangoAttrList *attrs = 0;
		1016	const char *text = pango_layout_get_text (self->pl);
		1017	const char *pos = text;
		1018	int arg = 4;
		1019
		1020	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		1021	{
		1022	PangoRectangle inkrect, rect;
		1023	PangoAttribute *attr;
		1024
		1025	int x = SvIV (ST (arg - 3));
		1026	int y = SvIV (ST (arg - 2));
		1027	int w = SvIV (ST (arg - 1));
		1028	int h = SvIV (ST (arg ));
		1029
		1030	inkrect.x = 0;
		1031	inkrect.y = 0;
		1032	inkrect.width = 0;
		1033	inkrect.height = 0;
		1034
		1035	rect.x = x * PANGO_SCALE;
		1036	rect.y = y * PANGO_SCALE;
		1037	rect.width = w * PANGO_SCALE;
		1038	rect.height = h * PANGO_SCALE;
		1039
		1040	if (!attrs)
		1041	attrs = pango_layout_get_attributes (self->pl);
		1042
		1043	attr = pango_attr_shape_new (&inkrect, &rect);
		1044	attr->start_index = pos - text;
		1045	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1046	pango_attr_list_insert (attrs, attr);
		1047
		1048	arg += 4;
		1049	pos += sizeof (OBJ_STR) - 1;
		1050	}
		1051
		1052	if (attrs)
		1053	pango_layout_set_attributes (self->pl, attrs);
		1054	}
		1055
		1056	void
		1057	get_shapes (CFPlus::Layout self)
		1058	PPCODE:
		1059	{
		1060	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1061
		1062	do
		1063	{
		1064	PangoLayoutRun *run = pango_layout_iter_get_run (iter);
		1065
		1066	if (run && shape_attr_p (run))
		1067	{
		1068	PangoRectangle extents;
		1069	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1070
		1071	EXTEND (SP, 2);
		1072	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1073	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1074	}
		1075	}
		1076	while (pango_layout_iter_next_run (iter));
		1077
		1078	pango_layout_iter_free (iter);
		1079	}
		1080
		1081	int
		1082	has_wrapped (CFPlus::Layout self)
		1083	CODE:
		1084	{
		1085	int lines = 1;
		1086	const char *text = pango_layout_get_text (self->pl);
		1087
		1088	while (*text)
		1089	lines += *text++ == '\n';
		1090
		1091	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1092	}
		1093	OUTPUT:
		1094	RETVAL
		1095
		1096	SV *
		1097	get_text (CFPlus::Layout self)
		1098	CODE:
		1099	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1100	sv_utf8_decode (RETVAL);
		1101	OUTPUT:
		1102	RETVAL
		1103
		1104	void
		1105	set_foreground (CFPlus::Layout self, float r, float g, float b, float a = 1.)
		1106	CODE:
		1107	self->r = r;
		1108	self->g = g;
		1109	self->b = b;
		1110	self->a = a;
		1111
		1112	void
		1113	set_font (CFPlus::Layout self, CFPlus::Font font = 0)
		1114	CODE:
		1115	if (self->font != font)
		1116	{
		1117	self->font = font;
		1118	layout_update_font (self);
		1119	}
		1120
		1121	void
131	set_height (CFClient::Layout self, int base_height)	1122	set_height (CFPlus::Layout self, int base_height)
132	CODE:	1123	CODE:
		1124	if (self->base_height != base_height)
		1125	{
133	self->base_height = base_height;	1126	self->base_height = base_height;
		1127	layout_update_font (self);
		1128	}
134		1129
135	void	1130	void
136	set_width (CFClient::Layout self, int max_width = -1)	1131	set_width (CFPlus::Layout self, int max_width = -1)
137	CODE:	1132	CODE:
138	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1133	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
139		1134
140	void	1135	void
		1136	set_indent (CFPlus::Layout self, int indent)
		1137	CODE:
		1138	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1139
		1140	void
		1141	set_spacing (CFPlus::Layout self, int spacing)
		1142	CODE:
		1143	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1144
		1145	void
		1146	set_ellipsise (CFPlus::Layout self, int ellipsise)
		1147	CODE:
		1148	pango_layout_set_ellipsize (self->pl,
		1149	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1150	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1151	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1152	: PANGO_ELLIPSIZE_NONE
		1153	);
		1154
		1155	void
		1156	set_single_paragraph_mode (CFPlus::Layout self, int spm)
		1157	CODE:
		1158	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1159
		1160	void
141	size (CFClient::Layout self)	1161	size (CFPlus::Layout self)
142	PPCODE:	1162	PPCODE:
143	{	1163	{
144	int w, h;	1164	int w, h;
145		1165
146	layout_update (self);
147	layout_get_pixel_size (self, &w, &h);	1166	layout_get_pixel_size (self, &w, &h);
148		1167
149	EXTEND (SP, 2);	1168	EXTEND (SP, 2);
150	PUSHs (sv_2mortal (newSViv (w)));	1169	PUSHs (sv_2mortal (newSViv (w)));
151	PUSHs (sv_2mortal (newSViv (h)));	1170	PUSHs (sv_2mortal (newSViv (h)));
152	}	1171	}
153		1172
154	int	1173	int
		1174	descent (CFPlus::Layout self)
		1175	CODE:
		1176	{
		1177	PangoRectangle rect;
		1178	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
		1179	pango_layout_line_get_pixel_extents (line, 0, &rect);
		1180	RETVAL = PANGO_DESCENT (rect);
		1181	}
		1182	OUTPUT:
		1183	RETVAL
		1184
		1185	int
155	xy_to_index (CFClient::Layout self, int x, int y)	1186	xy_to_index (CFPlus::Layout self, int x, int y)
156	CODE:	1187	CODE:
157	{	1188	{
158	int index, trailing;	1189	int index, trailing;
159
160	layout_update (self);
161	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1190	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
162
163	RETVAL = index;	1191	RETVAL = index + trailing;
164	}	1192	}
165	OUTPUT:	1193	OUTPUT:
166	RETVAL	1194	RETVAL
167		1195
168	void	1196	void
169	cursor_pos (CFClient::Layout self, int index)	1197	cursor_pos (CFPlus::Layout self, int index)
170	PPCODE:	1198	PPCODE:
171	{	1199	{
172	PangoRectangle strong_pos;	1200	PangoRectangle strong_pos;
173	layout_update (self);
174	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1201	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
		1202
175	EXTEND (SP, 3);	1203	EXTEND (SP, 3);
176	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1204	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
177	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1205	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
178	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1206	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
179	}	1207	}
180		1208
181	void	1209	void
182	render (CFClient::Layout self)	1210	index_to_line_x (CFPlus::Layout self, int index, int trailing = 0)
183	PPCODE:	1211	PPCODE:
184	{	1212	{
185	SV *retval;	1213	int line, x;
186	int w, h;
187	FT_Bitmap bitmap;
188		1214
189	layout_update (self);	1215	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
190	layout_get_pixel_size (self, &w, &h);	1216	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
191		1217
192	retval = newSV (w * h);
193	SvPOK_only (retval);
194	SvCUR_set (retval, w * h);
195
196	bitmap.rows = h;
197	bitmap.width = w;
198	bitmap.pitch = w;
199	bitmap.buffer = (unsigned char*)SvPVX (retval);
200	bitmap.num_grays = 256;
201	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
202
203	memset (bitmap.buffer, 0, w * h);
204
205	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
206
207	EXTEND (SP, 3);	1218	EXTEND (SP, 2);
208	PUSHs (sv_2mortal (newSViv (w)));	1219	PUSHs (sv_2mortal (newSViv (line - 1)));
		1220	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1221	}
		1222
		1223	void
		1224	line_x_to_index (CFPlus::Layout self, int line, int x)
		1225	PPCODE:
		1226	{
		1227	PangoLayoutLine *lp;
		1228	int index, trailing;
		1229
		1230	if (line < 0)
		1231	XSRETURN_EMPTY;
		1232
		1233	if (!(lp = pango_layout_get_line (self->pl, line)))
		1234	XSRETURN_EMPTY; /* do better */
		1235
		1236	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1237
		1238	EXTEND (SP, 2);
		1239	if (GIMME_V == G_SCALAR)
		1240	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1241	else
		1242	{
209	PUSHs (sv_2mortal (newSViv (h)));	1243	PUSHs (sv_2mortal (newSViv (index)));
210	PUSHs (sv_2mortal (retval));	1244	PUSHs (sv_2mortal (newSViv (trailing)));
		1245	}
211	}	1246	}
212		1247
		1248	void
		1249	render (CFPlus::Layout self, float x, float y, int flags = 0)
		1250	PPCODE:
		1251	pango_opengl_render_layout_subpixel (
		1252	self->pl,
		1253	x * PANGO_SCALE, y * PANGO_SCALE,
		1254	self->r, self->g, self->b, self->a,
		1255	flags
		1256	);
		1257
213	MODULE = CFClient PACKAGE = CFClient::Texture	1258	MODULE = CFPlus PACKAGE = CFPlus::Texture
214		1259
		1260	int minpot (int n)
		1261
215	void	1262	void
216	draw_quad (SV *self, double x, double y, double w = 0, double h = 0)	1263	pad (SV *data_, int ow, int oh, int nw, int nh)
		1264	CODE:
		1265	{
		1266	if ((nw != ow || nh != oh) && SvOK (data_))
		1267	{
		1268	STRLEN datalen;
		1269	char *data = SvPVbyte (data_, datalen);
		1270	int bpp = datalen / (ow * oh);
		1271	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1272
		1273	SvPOK_only (result_);
		1274	SvCUR_set (result_, nw * nh * bpp);
		1275
		1276	memset (SvPVX (result_), 0, nw * nh * bpp);
		1277	while (oh--)
		1278	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1279
		1280	sv_setsv (data_, result_);
		1281	}
		1282	}
		1283
		1284	void
		1285	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
217	PROTOTYPE: $$$;$$	1286	PROTOTYPE: $$$;$$
		1287	ALIAS:
		1288	draw_quad_alpha = 1
		1289	draw_quad_alpha_premultiplied = 2
218	CODE:	1290	CODE:
219	{	1291	{
220	HV *hv = (HV *)SvRV (self);	1292	HV *hv = (HV *)SvRV (self);
221	double s = SvNV (*hv_fetch (hv, "s", 1, 1));	1293	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
222	double t = SvNV (*hv_fetch (hv, "t", 1, 1));	1294	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
223	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1295	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
224		1296
225	if (items < 5)	1297	if (items < 5)
226	{	1298	{
227	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1299	w = SvNV (*hv_fetch (hv, "w", 1, 1));
228	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1300	h = SvNV (*hv_fetch (hv, "h", 1, 1));
229	}	1301	}
230		1302
		1303	if (ix)
		1304	{
		1305	glEnable (GL_BLEND);
		1306
		1307	if (ix == 2)
		1308	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1309	else
		1310	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1311	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1312
		1313	glEnable (GL_ALPHA_TEST);
		1314	glAlphaFunc (GL_GREATER, 0.01f);
		1315	}
		1316
231	glBindTexture (GL_TEXTURE_2D, name);	1317	glBindTexture (GL_TEXTURE_2D, name);
		1318
232	glBegin (GL_QUADS);	1319	glBegin (GL_QUADS);
233	glTexCoord2d (0, 0); glVertex2d (x , y );	1320	glTexCoord2f (0, 0); glVertex2f (x , y );
234	glTexCoord2d (0, t); glVertex2d (x , y + h);	1321	glTexCoord2f (0, t); glVertex2f (x , y + h);
235	glTexCoord2d (s, t); glVertex2d (x + w, y + h);	1322	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
236	glTexCoord2d (s, 0); glVertex2d (x + w, y );	1323	glTexCoord2f (s, 0); glVertex2f (x + w, y );
237	glEnd ();	1324	glEnd ();
		1325
		1326	if (ix)
		1327	{
		1328	glDisable (GL_ALPHA_TEST);
		1329	glDisable (GL_BLEND);
		1330	}
238	}	1331	}
		1332
		1333	IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
		1334	CODE:
		1335	{
		1336	GLint width;
		1337	glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
		1338	glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
		1339	RETVAL = width > 0;
		1340	}
		1341	OUTPUT:
		1342	RETVAL
		1343
		1344	MODULE = CFPlus PACKAGE = CFPlus::Map
		1345
		1346	CFPlus::Map
		1347	new (SV *class)
		1348	CODE:
		1349	New (0, RETVAL, 1, struct map);
		1350	RETVAL->x = 0;
		1351	RETVAL->y = 0;
		1352	RETVAL->w = 0;
		1353	RETVAL->h = 0;
		1354	RETVAL->ox = 0;
		1355	RETVAL->oy = 0;
		1356	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
		1357	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
		1358	RETVAL->rows = 0;
		1359	RETVAL->row = 0;
		1360	OUTPUT:
		1361	RETVAL
		1362
		1363	void
		1364	DESTROY (CFPlus::Map self)
		1365	CODE:
		1366	{
		1367	map_clear (self);
		1368	Safefree (self->face2tile);
		1369	Safefree (self->tex);
		1370	Safefree (self);
		1371	}
		1372
		1373	void
		1374	resize (CFPlus::Map self, int map_width, int map_height)
		1375	CODE:
		1376	self->w = map_width;
		1377	self->h = map_height;
		1378
		1379	void
		1380	clear (CFPlus::Map self)
		1381	CODE:
		1382	map_clear (self);
		1383
		1384	void
		1385	set_tileid (CFPlus::Map self, int face, int tile)
		1386	CODE:
		1387	{
		1388	need_facenum (self, face); self->face2tile [face] = tile;
		1389	need_texid (self, tile);
		1390	}
		1391
		1392	void
		1393	set_smooth (CFPlus::Map self, int face, int smooth, int level)
		1394	CODE:
		1395	{
		1396	tileid texid;
		1397	maptex *tex;
		1398
		1399	if (face < 0 || face >= self->faces)
		1400	return;
		1401
		1402	if (smooth < 0 || smooth >= self->faces)
		1403	return;
		1404
		1405	texid = self->face2tile [face];
		1406
		1407	if (!texid)
		1408	return;
		1409
		1410	tex = self->tex + texid;
		1411	tex->smoothtile = self->face2tile [smooth];
		1412	tex->smoothlevel = level;
		1413	}
		1414
		1415	void
		1416	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)
		1417	CODE:
		1418	{
		1419	need_texid (self, texid);
		1420
		1421	{
		1422	maptex *tex = self->tex + texid;
		1423
		1424	tex->name = name;
		1425	tex->w = w;
		1426	tex->h = h;
		1427	tex->s = s;
		1428	tex->t = t;
		1429	tex->r = r;
		1430	tex->g = g;
		1431	tex->b = b;
		1432	tex->a = a;
		1433	}
		1434
		1435	// somewhat hackish, but for textures that require it, it really
		1436	// improves the look, and most others don't suffer.
		1437	glBindTexture (GL_TEXTURE_2D, name);
		1438	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1439	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1440	// use uglier nearest interpolation because linear suffers
		1441	// from transparent color bleeding and ugly wrapping effects.
		1442	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1443	}
		1444
		1445	int
		1446	ox (CFPlus::Map self)
		1447	ALIAS:
		1448	oy = 1
		1449	x = 2
		1450	y = 3
		1451	w = 4
		1452	h = 5
		1453	CODE:
		1454	switch (ix)
		1455	{
		1456	case 0: RETVAL = self->ox; break;
		1457	case 1: RETVAL = self->oy; break;
		1458	case 2: RETVAL = self->x; break;
		1459	case 3: RETVAL = self->y; break;
		1460	case 4: RETVAL = self->w; break;
		1461	case 5: RETVAL = self->h; break;
		1462	}
		1463	OUTPUT:
		1464	RETVAL
		1465
		1466	void
		1467	scroll (CFPlus::Map self, int dx, int dy)
		1468	CODE:
		1469	{
		1470	if (dx > 0)
		1471	map_blank (self, self->x, self->y, dx, self->h);
		1472	else if (dx < 0)
		1473	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
		1474
		1475	if (dy > 0)
		1476	map_blank (self, self->x, self->y, self->w, dy);
		1477	else if (dy < 0)
		1478	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
		1479
		1480	self->ox += dx; self->x += dx;
		1481	self->oy += dy; self->y += dy;
		1482
		1483	while (self->y < 0)
		1484	{
		1485	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
		1486
		1487	self->rows += MAP_EXTEND_Y;
		1488	self->y += MAP_EXTEND_Y;
		1489	}
		1490	}
		1491
		1492	void
		1493	map1a_update (CFPlus::Map self, SV *data_, int extmap)
		1494	CODE:
		1495	{
		1496	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
		1497	uint8_t *data_end = (uint8_t *)SvEND (data_);
		1498	mapcell *cell;
		1499	int x, y, flags;
		1500
		1501	while (data < data_end - 1)
		1502	{
		1503	flags = (data [0] << 8) + data [1]; data += 2;
		1504
		1505	x = self->x + ((flags >> 10) & 63);
		1506	y = self->y + ((flags >> 4) & 63);
		1507
		1508	cell = map_get_cell (self, x, y);
		1509
		1510	if (flags & 15)
		1511	{
		1512	if (!cell->darkness)
		1513	{
		1514	memset (cell, 0, sizeof (*cell));
		1515	cell->darkness = 256;
		1516	}
		1517
		1518	//TODO: don't trust server data to be in-range(!)
		1519
		1520	if (flags & 8)
		1521	{
		1522	if (extmap)
		1523	{
		1524	uint8_t ext, cmd;
		1525
		1526	do
		1527	{
		1528	ext = *data++;
		1529	cmd = ext & 0x3f;
		1530
		1531	if (cmd < 4)
		1532	cell->darkness = 255 - ext * 64 + 1;
		1533	else if (cmd == 5) // health
		1534	{
		1535	cell->stat_width = 1;
		1536	cell->stat_hp = *data++;
		1537	}
		1538	else if (cmd == 6) // monster width
		1539	cell->stat_width = *data++ + 1;
		1540	else if (cmd == 0x47)
		1541	{
		1542	if (*data == 4)
		1543	; // decode player count
		1544
		1545	data += *data + 1;
		1546	}
		1547	else if (cmd == 8) // cell flags
		1548	cell->flags = *data++;
		1549	else if (ext & 0x40) // unknown, multibyte => skip
		1550	data += *data + 1;
		1551	else
		1552	data++;
		1553	}
		1554	while (ext & 0x80);
		1555	}
		1556	else
		1557	cell->darkness = *data++ + 1;
		1558	}
		1559
		1560	if (flags & 4)
		1561	{
		1562	faceid face = (data [0] << 8) + data [1]; data += 2;
		1563	need_facenum (self, face);
		1564	cell->tile [0] = self->face2tile [face];
		1565	}
		1566
		1567	if (flags & 2)
		1568	{
		1569	faceid face = (data [0] << 8) + data [1]; data += 2;
		1570	need_facenum (self, face);
		1571	cell->tile [1] = self->face2tile [face];
		1572	}
		1573
		1574	if (flags & 1)
		1575	{
		1576	faceid face = (data [0] << 8) + data [1]; data += 2;
		1577	need_facenum (self, face);
		1578	cell->tile [2] = self->face2tile [face];
		1579	}
		1580	}
		1581	else
		1582	cell->darkness = 0;
		1583	}
		1584	}
		1585
		1586	SV *
		1587	mapmap (CFPlus::Map self, int x0, int y0, int w, int h)
		1588	CODE:
		1589	{
		1590	int x1, x;
		1591	int y1, y;
		1592	int z;
		1593	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1594	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1595
		1596	SvPOK_only (map_sv);
		1597	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1598
		1599	x0 += self->x; x1 = x0 + w;
		1600	y0 += self->y; y1 = y0 + h;
		1601
		1602	for (y = y0; y < y1; y++)
		1603	{
		1604	maprow *row = 0 <= y && y < self->rows
		1605	? self->row + y
		1606	: 0;
		1607
		1608	for (x = x0; x < x1; x++)
		1609	{
		1610	int r = 32, g = 32, b = 32, a = 192;
		1611
		1612	if (row && row->c0 <= x && x < row->c1)
		1613	{
		1614	mapcell *cell = row->col + (x - row->c0);
		1615
		1616	for (z = 0; z <= 0; z++)
		1617	{
		1618	maptex tex = self->tex [cell->tile [z]];
		1619	int a0 = 255 - tex.a;
		1620	int a1 = tex.a;
		1621
		1622	r = (r * a0 + tex.r * a1) / 255;
		1623	g = (g * a0 + tex.g * a1) / 255;
		1624	b = (b * a0 + tex.b * a1) / 255;
		1625	a = (a * a0 + tex.a * a1) / 255;
		1626	}
		1627	}
		1628
		1629	*map++ = (r )
		1630	| (g << 8)
		1631	| (b << 16)
		1632	| (a << 24);
		1633	}
		1634	}
		1635
		1636	RETVAL = map_sv;
		1637	}
		1638	OUTPUT:
		1639	RETVAL
		1640
		1641	void
		1642	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
		1643	CODE:
		1644	{
		1645	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1646	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1647	static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k)
		1648	smooth_key skey;
		1649	int x, y, z;
		1650	int last_name;
		1651
		1652	// thats current max. sorry.
		1653	if (sw > 255) sw = 255;
		1654	if (sh > 255) sh = 255;
		1655
		1656	// clear key, in case of extra padding
		1657	memset (&skey, 0, sizeof (skey));
		1658
		1659	glColor4ub (255, 255, 255, 255);
		1660
		1661	glEnable (GL_BLEND);
		1662	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1663	glEnable (GL_TEXTURE_2D);
		1664	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1665
		1666	glBegin (GL_QUADS);
		1667
		1668	last_name = 0;
		1669
		1670	mx += self->x;
		1671	my += self->y;
		1672
		1673	// first pass: determine smooth_max
		1674	// rather ugly, if you ask me
		1675	// could also be stored inside mapcell and updated on change
		1676	memset (smooth_max, 0, sizeof (smooth_max));
		1677
		1678	for (y = 0; y < sh; y++)
		1679	if (0 <= y + my && y + my < self->rows)
		1680	{
		1681	maprow *row = self->row + (y + my);
		1682
		1683	for (x = 0; x < sw; x++)
		1684	if (row->c0 <= x + mx && x + mx < row->c1)
		1685	{
		1686	mapcell *cell = row->col + (x + mx - row->c0);
		1687
		1688	smooth_max[x + 1][y + 1] =
		1689	MAX (self->tex [cell->tile [0]].smoothlevel,
		1690	MAX (self->tex [cell->tile [1]].smoothlevel,
		1691	self->tex [cell->tile [2]].smoothlevel));
		1692	}
		1693	}
		1694
		1695	for (z = 0; z <= 2; z++)
		1696	{
		1697	memset (smooth_level, 0, sizeof (smooth_level));
		1698
		1699	for (y = 0; y < sh; y++)
		1700	if (0 <= y + my && y + my < self->rows)
		1701	{
		1702	maprow *row = self->row + (y + my);
		1703
		1704	for (x = 0; x < sw; x++)
		1705	if (row->c0 <= x + mx && x + mx < row->c1)
		1706	{
		1707	mapcell *cell = row->col + (x + mx - row->c0);
		1708	tileid tile = cell->tile [z];
		1709
		1710	if (tile)
		1711	{
		1712	maptex tex = self->tex [tile];
		1713	int px = (x + 1) * T - tex.w;
		1714	int py = (y + 1) * T - tex.h;
		1715
		1716	// suppressing texture state switches here
		1717	// is only moderately effective, but worth the extra effort
		1718	if (last_name != tex.name)
		1719	{
		1720	if (!tex.name)
		1721	tex = self->tex [2]; /* missing, replace by noface */
		1722
		1723	glEnd ();
		1724	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1725	glBegin (GL_QUADS);
		1726	}
		1727
		1728	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1729	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1730	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1731	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1732
		1733	if (cell->flags && z == 2)
		1734	{
		1735	if (cell->flags & 1)
		1736	{
		1737	maptex tex = self->tex [1];
		1738	int px = x * T + T * 2 / 32;
		1739	int py = y * T - T * 6 / 32;
		1740
		1741	glEnd ();
		1742	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1743	glBegin (GL_QUADS);
		1744
		1745	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1746	glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);
		1747	glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);
		1748	glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );
		1749	}
		1750	}
		1751
		1752	// update smooth hash
		1753	if (tex.smoothtile)
		1754	{
		1755	skey.tile = tex.smoothtile;
		1756	skey.level = tex.smoothlevel;
		1757
		1758	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		1759
		1760	// add bits to current tile and all neighbours. skey.x|y is
		1761	// shifted +1|+1 so we always stay positive.
		1762
		1763	// bits is ___n cccc CCCC bbbb
		1764	// n do not draw borders&corners
		1765	// c draw these corners, but...
		1766	// C ... not these
		1767	// b draw these borders
		1768
		1769	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		1770	// ┃· ·· ·┃ ━━
		1771
		1772	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		1773	// ·· ·· ·┏ ┓·
		1774
		1775	// full tile
		1776	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		1777
		1778	// borders
		1779	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		1780	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		1781	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		1782	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		1783
		1784	// corners
		1785	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		1786	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		1787	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		1788	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		1789	}
		1790	}
		1791	}
		1792	}
		1793
		1794	// go through all smoothlevels, lowest to highest, then draw.
		1795	// this is basically counting sort
		1796	{
		1797	int w, b;
		1798
		1799	for (w = 0; w < 256 / 32; ++w)
		1800	{
		1801	uint32_t smask = smooth_level [w];
		1802	if (smask)
		1803	for (b = 0; b < 32; ++b)
		1804	if (smask & (((uint32_t)1) << b))
		1805	{
		1806	int level = (w << 5) | b;
		1807	HE *he;
		1808
		1809	hv_iterinit (smooth);
		1810	while ((he = hv_iternext (smooth)))
		1811	{
		1812	smooth_key *skey = (smooth_key *)HeKEY (he);
		1813	IV bits = SvIVX (HeVAL (he));
		1814
		1815	if (!(bits & 0x1000)
		1816	&& skey->level == level
		1817	&& level > smooth_max [skey->x][skey->y])
		1818	{
		1819	maptex tex = self->tex [skey->tile];
		1820	int px = (((int)skey->x) - 1) * T;
		1821	int py = (((int)skey->y) - 1) * T;
		1822	int border = bits & 15;
		1823	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		1824	float dx = tex.s * .0625f; // 16 images/row
		1825	float dy = tex.t * .5f ; // 2 images/column
		1826
		1827	// this time naively avoiding texture state changes
		1828	// save gobs of state changes.
		1829	if (last_name != tex.name)
		1830	{
		1831	if (!tex.name)
		1832	continue; // smoothing not yet available
		1833
		1834	glEnd ();
		1835	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1836	glBegin (GL_QUADS);
		1837	}
		1838
		1839	if (border)
		1840	{
		1841	float ox = border * dx;
		1842
		1843	glTexCoord2f (ox , 0.f ); glVertex2f (px , py );
		1844	glTexCoord2f (ox , dy ); glVertex2f (px , py + T);
		1845	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py + T);
		1846	glTexCoord2f (ox + dx, 0.f ); glVertex2f (px + T, py );
		1847	}
		1848
		1849	if (corner)
		1850	{
		1851	float ox = corner * dx;
		1852
		1853	glTexCoord2f (ox , dy ); glVertex2f (px , py );
		1854	glTexCoord2f (ox , dy * 2.f); glVertex2f (px , py + T);
		1855	glTexCoord2f (ox + dx, dy * 2.f); glVertex2f (px + T, py + T);
		1856	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py );
		1857	}
		1858	}
		1859	}
		1860	}
		1861	}
		1862	}
		1863
		1864	hv_clear (smooth);
		1865	}
		1866
		1867	glEnd ();
		1868
		1869	glDisable (GL_TEXTURE_2D);
		1870	glDisable (GL_BLEND);
		1871
		1872	// top layer: overlays such as the health bar
		1873	for (y = 0; y < sh; y++)
		1874	if (0 <= y + my && y + my < self->rows)
		1875	{
		1876	maprow *row = self->row + (y + my);
		1877
		1878	for (x = 0; x < sw; x++)
		1879	if (row->c0 <= x + mx && x + mx < row->c1)
		1880	{
		1881	mapcell *cell = row->col + (x + mx - row->c0);
		1882
		1883	int px = x * T;
		1884	int py = y * T;
		1885
		1886	if (cell->stat_hp)
		1887	{
		1888	int width = cell->stat_width * T;
		1889	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		1890
		1891	glColor3ub (0, 0, 0);
		1892	glRectf (px + 1, py - thick - 2,
		1893	px + width - 1, py);
		1894
		1895	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		1896	glRectf (px + 2,
		1897	py - thick - 1,
		1898	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		1899	}
		1900	}
		1901	}
		1902	}
		1903
		1904	void
		1905	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)
		1906	CODE:
		1907	{
		1908	static float color[16][3] = {
		1909	{ 0.00F, 0.00F, 0.00F },
		1910	{ 1.00F, 1.00F, 1.00F },
		1911	{ 0.00F, 0.00F, 0.55F },
		1912	{ 1.00F, 0.00F, 0.00F },
		1913
		1914	{ 1.00F, 0.54F, 0.00F },
		1915	{ 0.11F, 0.56F, 1.00F },
		1916	{ 0.93F, 0.46F, 0.00F },
		1917	{ 0.18F, 0.54F, 0.34F },
		1918
		1919	{ 0.56F, 0.73F, 0.56F },
		1920	{ 0.80F, 0.80F, 0.80F },
		1921	{ 0.55F, 0.41F, 0.13F },
		1922	{ 0.99F, 0.77F, 0.26F },
		1923
		1924	{ 0.74F, 0.65F, 0.41F },
		1925
		1926	{ 0.00F, 1.00F, 1.00F },
		1927	{ 1.00F, 0.00F, 1.00F },
		1928	{ 1.00F, 1.00F, 0.00F },
		1929	};
		1930
		1931	int x, y;
		1932
		1933	glEnable (GL_TEXTURE_2D);
		1934	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1935	glEnable (GL_BLEND);
		1936	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1937	glBegin (GL_QUADS);
		1938
		1939	for (y = 0; y < h; y++)
		1940	for (x = 0; x < w; x++)
		1941	{
		1942	unsigned char m = data [x + y * w];
		1943
		1944	if (m)
		1945	{
		1946	float *c = color [m & 15];
		1947
		1948	float tx1 = m & 0x40 ? 0.5 : 0.;
		1949	float tx2 = tx1 + 0.5;
		1950
		1951	glColor4f (c[0], c[1], c[2], 0.75);
		1952	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		1953	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		1954	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		1955	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		1956	}
		1957	}
		1958
		1959	glEnd ();
		1960	glDisable (GL_BLEND);
		1961	glDisable (GL_TEXTURE_2D);
		1962	}
		1963
		1964	void
		1965	fow_texture (CFPlus::Map self, int mx, int my, int sw, int sh)
		1966	PPCODE:
		1967	{
		1968	int x, y;
		1969	int sw1 = sw + 2;
		1970	int sh1 = sh + 2;
		1971	int sh3 = sh * 3;
		1972	int sw34 = (sw * 3 + 3) & ~3;
		1973	uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
		1974	SV *darkness3_sv = sv_2mortal (newSV (sw34 * sh3));
		1975	uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
		1976
		1977	SvPOK_only (darkness3_sv);
		1978	SvCUR_set (darkness3_sv, sw34 * sh3);
		1979
		1980	mx += self->x - 1;
		1981	my += self->y - 1;
		1982
		1983	memset (darkness1, 255, sw1 * sh1);
		1984
		1985	for (y = 0; y < sh1; y++)
		1986	if (0 <= y + my && y + my < self->rows)
		1987	{
		1988	maprow *row = self->row + (y + my);
		1989
		1990	for (x = 0; x < sw1; x++)
		1991	if (row->c0 <= x + mx && x + mx < row->c1)
		1992	{
		1993	mapcell *cell = row->col + (x + mx - row->c0);
		1994
		1995	darkness1 [y * sw1 + x] = cell->darkness
		1996	? 255 - (cell->darkness - 1)
		1997	: 255 - FOW_DARKNESS;
		1998	}
		1999	}
		2000
		2001	for (y = 0; y < sh; ++y)
		2002	for (x = 0; x < sw; ++x)
		2003	{
		2004	uint8_t d11 = darkness1 [(y ) * sw1 + x ];
		2005	uint8_t d21 = darkness1 [(y ) * sw1 + x + 1];
		2006	uint8_t d31 = darkness1 [(y ) * sw1 + x + 2];
		2007	uint8_t d12 = darkness1 [(y + 1) * sw1 + x ];
		2008	uint8_t d22 = darkness1 [(y + 1) * sw1 + x + 1];
		2009	uint8_t d32 = darkness1 [(y + 1) * sw1 + x + 2];
		2010	uint8_t d13 = darkness1 [(y + 2) * sw1 + x ];
		2011	uint8_t d23 = darkness1 [(y + 2) * sw1 + x + 1];
		2012	uint8_t d33 = darkness1 [(y + 2) * sw1 + x + 2];
		2013
		2014	uint8_t r11 = (d11 + d21 + d12) / 3;
		2015	uint8_t r21 = d21;
		2016	uint8_t r31 = (d21 + d31 + d32) / 3;
		2017
		2018	uint8_t r12 = d12;
		2019	uint8_t r22 = d22;
		2020	uint8_t r32 = d32;
		2021
		2022	uint8_t r13 = (d13 + d23 + d12) / 3;
		2023	uint8_t r23 = d23;
		2024	uint8_t r33 = (d23 + d33 + d32) / 3;
		2025
		2026	darkness3 [(y * 3 ) * sw34 + (x * 3 )] = MAX (d22, r11);
		2027	darkness3 [(y * 3 ) * sw34 + (x * 3 + 1)] = MAX (d22, r21);
		2028	darkness3 [(y * 3 ) * sw34 + (x * 3 + 2)] = MAX (d22, r31);
		2029	darkness3 [(y * 3 + 1) * sw34 + (x * 3 )] = MAX (d22, r12);
		2030	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 1)] = MAX (d22, r22);
		2031	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 2)] = MAX (d22, r32);
		2032	darkness3 [(y * 3 + 2) * sw34 + (x * 3 )] = MAX (d22, r13);
		2033	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 1)] = MAX (d22, r23);
		2034	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 2)] = MAX (d22, r33);
		2035	}
		2036
		2037	free (darkness1);
		2038
		2039	EXTEND (SP, 3);
		2040	PUSHs (sv_2mortal (newSViv (sw34)));
		2041	PUSHs (sv_2mortal (newSViv (sh3)));
		2042	PUSHs (darkness3_sv);
		2043	}
		2044
		2045	SV *
		2046	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)
		2047	CODE:
		2048	{
		2049	int x, y, x1, y1;
		2050	SV *data_sv = newSV (w * h * 7 + 5);
		2051	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		2052
		2053	*data++ = 0; /* version 0 format */
		2054	*data++ = w >> 8; *data++ = w;
		2055	*data++ = h >> 8; *data++ = h;
		2056
		2057	// we need to do this 'cause we don't keep an absolute coord system for rows
		2058	// TODO: treat rows as we treat columns
		2059	map_get_row (self, y0 + self->y - self->oy);//D
		2060	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2061
		2062	x0 += self->x - self->ox;
		2063	y0 += self->y - self->oy;
		2064
		2065	x1 = x0 + w;
		2066	y1 = y0 + h;
		2067
		2068	for (y = y0; y < y1; y++)
		2069	{
		2070	maprow *row = 0 <= y && y < self->rows
		2071	? self->row + y
		2072	: 0;
		2073
		2074	for (x = x0; x < x1; x++)
		2075	{
		2076	if (row && row->c0 <= x && x < row->c1)
		2077	{
		2078	mapcell *cell = row->col + (x - row->c0);
		2079	uint8_t flags = 0;
		2080
		2081	if (cell->tile [0]) flags |= 1;
		2082	if (cell->tile [1]) flags |= 2;
		2083	if (cell->tile [2]) flags |= 4;
		2084
		2085	*data++ = flags;
		2086
		2087	if (flags & 1)
		2088	{
		2089	tileid tile = cell->tile [0];
		2090	*data++ = tile >> 8;
		2091	*data++ = tile;
		2092	}
		2093
		2094	if (flags & 2)
		2095	{
		2096	tileid tile = cell->tile [1];
		2097	*data++ = tile >> 8;
		2098	*data++ = tile;
		2099	}
		2100
		2101	if (flags & 4)
		2102	{
		2103	tileid tile = cell->tile [2];
		2104	*data++ = tile >> 8;
		2105	*data++ = tile;
		2106	}
		2107	}
		2108	else
		2109	*data++ = 0;
		2110	}
		2111	}
		2112
		2113	SvPOK_only (data_sv);
		2114	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2115	RETVAL = data_sv;
		2116	}
		2117	OUTPUT:
		2118	RETVAL
		2119
		2120	void
		2121	set_rect (CFPlus::Map self, int x0, int y0, uint8_t *data)
		2122	PPCODE:
		2123	{
		2124	int x, y, z;
		2125	int w, h;
		2126	int x1, y1;
		2127
		2128	if (*data++ != 0)
		2129	return; /* version mismatch */
		2130
		2131	w = *data++ << 8; w |= *data++;
		2132	h = *data++ << 8; h |= *data++;
		2133
		2134	// we need to do this 'cause we don't keep an absolute coord system for rows
		2135	// TODO: treat rows as we treat columns
		2136	map_get_row (self, y0 + self->y - self->oy);//D
		2137	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2138
		2139	x0 += self->x - self->ox;
		2140	y0 += self->y - self->oy;
		2141
		2142	x1 = x0 + w;
		2143	y1 = y0 + h;
		2144
		2145	for (y = y0; y < y1; y++)
		2146	{
		2147	maprow *row = map_get_row (self, y);
		2148
		2149	for (x = x0; x < x1; x++)
		2150	{
		2151	uint8_t flags = *data++;
		2152
		2153	if (flags)
		2154	{
		2155	mapcell *cell = row_get_cell (row, x);
		2156	tileid tile[3] = { 0, 0, 0 };
		2157
		2158	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2159	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2160	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2161
		2162	if (cell->darkness == 0)
		2163	{
		2164	cell->darkness = 0;
		2165
		2166	for (z = 0; z <= 2; z++)
		2167	{
		2168	tileid t = tile [z];
		2169
		2170	if (t >= self->texs || (t && !self->tex [t].name))
		2171	{
		2172	XPUSHs (sv_2mortal (newSViv (t)));
		2173	need_texid (self, t);
		2174	}
		2175
		2176	cell->tile [z] = t;
		2177	}
		2178	}
		2179	}
		2180	}
		2181	}
		2182	}
		2183
		2184	MODULE = CFPlus PACKAGE = CFPlus::MixChunk
		2185
		2186	CFPlus::MixChunk
		2187	new_from_file (SV *class, char *path)
		2188	CODE:
		2189	RETVAL = Mix_LoadWAV (path);
		2190	OUTPUT:
		2191	RETVAL
		2192
		2193	void
		2194	DESTROY (CFPlus::MixChunk self)
		2195	CODE:
		2196	Mix_FreeChunk (self);
		2197
		2198	int
		2199	volume (CFPlus::MixChunk self, int volume = -1)
		2200	CODE:
		2201	RETVAL = Mix_VolumeChunk (self, volume);
		2202	OUTPUT:
		2203	RETVAL
		2204
		2205	int
		2206	play (CFPlus::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)
		2207	CODE:
		2208	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2209	OUTPUT:
		2210	RETVAL
		2211
		2212	MODULE = CFPlus PACKAGE = CFPlus::MixMusic
		2213
		2214	int
		2215	volume (int volume = -1)
		2216	CODE:
		2217	RETVAL = Mix_VolumeMusic (volume);
		2218	OUTPUT:
		2219	RETVAL
		2220
		2221	int
		2222	fade_out (int ms)
		2223	CODE:
		2224	RETVAL = Mix_FadeOutMusic (ms);
		2225	OUTPUT:
		2226	RETVAL
		2227
		2228	CFPlus::MixMusic
		2229	new_from_file (SV *class, char *path)
		2230	CODE:
		2231	RETVAL = Mix_LoadMUS (path);
		2232	OUTPUT:
		2233	RETVAL
		2234
		2235	void
		2236	DESTROY (CFPlus::MixMusic self)
		2237	CODE:
		2238	Mix_FreeMusic (self);
		2239
		2240	int
		2241	play (CFPlus::MixMusic self, int loops = -1)
		2242	CODE:
		2243	RETVAL = Mix_PlayMusic (self, loops);
		2244	OUTPUT:
		2245	RETVAL
		2246
		2247	int
		2248	fade_in_pos (CFPlus::MixMusic self, int loops, int ms, double position)
		2249	CODE:
		2250	RETVAL = Mix_FadeInMusicPos (self, loops, ms, position);
		2251	OUTPUT:
		2252	RETVAL
		2253
		2254	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		2255
		2256	BOOT:
		2257	{
		2258	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
		2259	static const struct {
		2260	const char *name;
		2261	IV iv;
		2262	} *civ, const_iv[] = {
		2263	# define const_iv(name) { # name, (IV)name }
		2264	const_iv (GL_VENDOR),
		2265	const_iv (GL_VERSION),
		2266	const_iv (GL_EXTENSIONS),
		2267	const_iv (GL_COLOR_MATERIAL),
		2268	const_iv (GL_SMOOTH),
		2269	const_iv (GL_FLAT),
		2270	const_iv (GL_DITHER),
		2271	const_iv (GL_BLEND),
		2272	const_iv (GL_CULL_FACE),
		2273	const_iv (GL_SCISSOR_TEST),
		2274	const_iv (GL_DEPTH_TEST),
		2275	const_iv (GL_ALPHA_TEST),
		2276	const_iv (GL_NORMALIZE),
		2277	const_iv (GL_RESCALE_NORMAL),
		2278	const_iv (GL_FRONT),
		2279	const_iv (GL_BACK),
		2280	const_iv (GL_AND),
		2281	const_iv (GL_ONE),
		2282	const_iv (GL_ZERO),
		2283	const_iv (GL_SRC_ALPHA),
		2284	const_iv (GL_DST_ALPHA),
		2285	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2286	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2287	const_iv (GL_SRC_ALPHA_SATURATE),
		2288	const_iv (GL_RGB),
		2289	const_iv (GL_RGBA),
		2290	const_iv (GL_RGBA4),
		2291	const_iv (GL_RGBA8),
		2292	const_iv (GL_RGB5_A1),
		2293	const_iv (GL_UNSIGNED_BYTE),
		2294	const_iv (GL_UNSIGNED_SHORT),
		2295	const_iv (GL_UNSIGNED_INT),
		2296	const_iv (GL_ALPHA),
		2297	const_iv (GL_INTENSITY),
		2298	const_iv (GL_LUMINANCE),
		2299	const_iv (GL_LUMINANCE_ALPHA),
		2300	const_iv (GL_FLOAT),
		2301	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2302	const_iv (GL_COMPILE),
		2303	const_iv (GL_PROXY_TEXTURE_1D),
		2304	const_iv (GL_PROXY_TEXTURE_2D),
		2305	const_iv (GL_TEXTURE_1D),
		2306	const_iv (GL_TEXTURE_2D),
		2307	const_iv (GL_TEXTURE_ENV),
		2308	const_iv (GL_TEXTURE_MAG_FILTER),
		2309	const_iv (GL_TEXTURE_MIN_FILTER),
		2310	const_iv (GL_TEXTURE_ENV_MODE),
		2311	const_iv (GL_TEXTURE_WRAP_S),
		2312	const_iv (GL_TEXTURE_WRAP_T),
		2313	const_iv (GL_REPEAT),
		2314	const_iv (GL_CLAMP),
		2315	const_iv (GL_CLAMP_TO_EDGE),
		2316	const_iv (GL_NEAREST),
		2317	const_iv (GL_LINEAR),
		2318	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2319	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2320	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2321	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2322	const_iv (GL_GENERATE_MIPMAP),
		2323	const_iv (GL_MODULATE),
		2324	const_iv (GL_DECAL),
		2325	const_iv (GL_REPLACE),
		2326	const_iv (GL_DEPTH_BUFFER_BIT),
		2327	const_iv (GL_COLOR_BUFFER_BIT),
		2328	const_iv (GL_PROJECTION),
		2329	const_iv (GL_MODELVIEW),
		2330	const_iv (GL_COLOR_LOGIC_OP),
		2331	const_iv (GL_SEPARABLE_2D),
		2332	const_iv (GL_CONVOLUTION_2D),
		2333	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2334	const_iv (GL_CONSTANT_BORDER),
		2335	const_iv (GL_LINES),
		2336	const_iv (GL_LINE_STRIP),
		2337	const_iv (GL_LINE_LOOP),
		2338	const_iv (GL_QUADS),
		2339	const_iv (GL_QUAD_STRIP),
		2340	const_iv (GL_TRIANGLES),
		2341	const_iv (GL_TRIANGLE_STRIP),
		2342	const_iv (GL_TRIANGLE_FAN),
		2343	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2344	const_iv (GL_FASTEST),
		2345	const_iv (GL_V2F),
		2346	const_iv (GL_V3F),
		2347	const_iv (GL_T2F_V3F),
		2348	const_iv (GL_T2F_N3F_V3F),
		2349	# undef const_iv
		2350	};
		2351
		2352	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2353	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2354
		2355	texture_av = newAV ();
		2356	AvREAL_off (texture_av);
		2357	}
		2358
		2359	char *
		2360	gl_vendor ()
		2361	CODE:
		2362	RETVAL = (char *)glGetString (GL_VENDOR);
		2363	OUTPUT:
		2364	RETVAL
		2365
		2366	char *
		2367	gl_version ()
		2368	CODE:
		2369	RETVAL = (char *)glGetString (GL_VERSION);
		2370	OUTPUT:
		2371	RETVAL
		2372
		2373	char *
		2374	gl_extensions ()
		2375	CODE:
		2376	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2377	OUTPUT:
		2378	RETVAL
		2379
		2380	const char *glGetString (GLenum pname)
		2381
		2382	GLint glGetInteger (GLenum pname)
		2383	CODE:
		2384	glGetIntegerv (pname, &RETVAL);
		2385	OUTPUT:
		2386	RETVAL
		2387
		2388	GLdouble glGetDouble (GLenum pname)
		2389	CODE:
		2390	glGetDoublev (pname, &RETVAL);
		2391	OUTPUT:
		2392	RETVAL
		2393
		2394	int glGetError ()
		2395
		2396	void glFinish ()
		2397
		2398	void glClear (int mask)
		2399
		2400	void glClearColor (float r, float g, float b, float a = 1.0)
		2401	PROTOTYPE: @
		2402
		2403	void glEnable (int cap)
		2404
		2405	void glDisable (int cap)
		2406
		2407	void glShadeModel (int mode)
		2408
		2409	void glHint (int target, int mode)
		2410
		2411	void glBlendFunc (int sfactor, int dfactor)
		2412
		2413	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2414	CODE:
		2415	gl_BlendFuncSeparate (sa, da, saa, daa);
		2416
		2417	void glDepthMask (int flag)
		2418
		2419	void glLogicOp (int opcode)
		2420
		2421	void glColorMask (int red, int green, int blue, int alpha)
		2422
		2423	void glMatrixMode (int mode)
		2424
		2425	void glPushMatrix ()
		2426
		2427	void glPopMatrix ()
		2428
		2429	void glLoadIdentity ()
		2430
		2431	void glDrawBuffer (int buffer)
		2432
		2433	void glReadBuffer (int buffer)
		2434
		2435	# near_ and far_ are due to microsofts buggy "c" compiler
		2436	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2437
		2438	# near_ and far_ are due to microsofts buggy "c" compiler
		2439	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2440
		2441	void glViewport (int x, int y, int width, int height)
		2442
		2443	void glScissor (int x, int y, int width, int height)
		2444
		2445	void glTranslate (float x, float y, float z = 0.)
		2446	CODE:
		2447	glTranslatef (x, y, z);
		2448
		2449	void glScale (float x, float y, float z = 1.)
		2450	CODE:
		2451	glScalef (x, y, z);
		2452
		2453	void glRotate (float angle, float x, float y, float z)
		2454	CODE:
		2455	glRotatef (angle, x, y, z);
		2456
		2457	void glBegin (int mode)
		2458
		2459	void glEnd ()
		2460
		2461	void glColor (float r, float g, float b, float a = 1.0)
		2462	PROTOTYPE: @
		2463	ALIAS:
		2464	glColor_premultiply = 1
		2465	CODE:
		2466	if (ix)
		2467	{
		2468	r *= a;
		2469	g *= a;
		2470	b *= a;
		2471	}
		2472	// microsoft visual "c" rounds instead of truncating...
		2473	glColor4f (r, g, b, a);
		2474
		2475	void glInterleavedArrays (int format, int stride, char *data)
		2476
		2477	void glDrawElements (int mode, int count, int type, char *indices)
		2478
		2479	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2480
		2481	void glRasterPos (float x, float y, float z = 0.)
		2482	CODE:
		2483	glRasterPos3f (0, 0, z);
		2484	glBitmap (0, 0, 0, 0, x, y, 0);
		2485
		2486	void glVertex (float x, float y, float z = 0.)
		2487	CODE:
		2488	glVertex3f (x, y, z);
		2489
		2490	void glTexCoord (float s, float t)
		2491	CODE:
		2492	glTexCoord2f (s, t);
		2493
		2494	void glTexEnv (int target, int pname, float param)
		2495	CODE:
		2496	glTexEnvf (target, pname, param);
		2497
		2498	void glTexParameter (int target, int pname, float param)
		2499	CODE:
		2500	glTexParameterf (target, pname, param);
		2501
		2502	void glBindTexture (int target, int name)
		2503
		2504	void glConvolutionParameter (int target, int pname, float params)
		2505	CODE:
		2506	if (gl.ConvolutionParameterf)
		2507	gl.ConvolutionParameterf (target, pname, params);
		2508
		2509	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2510	CODE:
		2511	if (gl.ConvolutionFilter2D)
		2512	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2513
		2514	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2515	CODE:
		2516	if (gl.SeparableFilter2D)
		2517	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2518
		2519	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2520
		2521	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2522
		2523	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2524
		2525	void glPixelZoom (float x, float y)
		2526
		2527	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2528
		2529	int glGenTexture ()
		2530	CODE:
		2531	RETVAL = gen_texture ();
		2532	OUTPUT:
		2533	RETVAL
		2534
		2535	void glDeleteTexture (int name)
		2536	CODE:
		2537	del_texture (name);
		2538
		2539	int glGenList ()
		2540	CODE:
		2541	RETVAL = glGenLists (1);
		2542	OUTPUT:
		2543	RETVAL
		2544
		2545	void glDeleteList (int list)
		2546	CODE:
		2547	glDeleteLists (list, 1);
		2548
		2549	void glNewList (int list, int mode = GL_COMPILE)
		2550
		2551	void glEndList ()
		2552
		2553	void glCallList (int list)
		2554

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