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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.26 by root, Wed Apr 12 23:15:38 2006 UTC vs.
Revision 1.197 by root, Sun Jul 15 21:08:40 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>
6	#include <stdio.h>	27	#include <stdio.h>
		28	#include <stdlib.h>
7		29
8	#include <SDL.h>	30	#include <SDL.h>
		31	#include <SDL_endian.h>
9	#include <SDL_image.h>	32	#include <SDL_image.h>
		33	#include <SDL_mixer.h>
10	#include <SDL_opengl.h>	34	#include <SDL_opengl.h>
11		35
		36	#define PANGO_ENABLE_BACKEND
		37	#define G_DISABLE_CAST_CHECKS
		38
		39	#include <glib/gmacros.h>
		40
12	#include <pango/pango.h>	41	#include <pango/pango.h>
13	#include <pango/pangofc-fontmap.h>
14	#include <pango/pangoft2.h>
15		42
		43	#ifndef _WIN32
16	#include <sys/types.h>	44	# include <sys/types.h>
17	#include <sys/socket.h>	45	# include <sys/socket.h>
18	#include <netinet/in.h>	46	# include <netinet/in.h>
19	#include <netinet/tcp.h>	47	# include <netinet/tcp.h>
		48	# include <inttypes.h>
		49	#endif
20		50
21	static PangoContext *context;	51	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
22	static PangoFontMap *fontmap;	52
		53	#define FOW_DARKNESS 32
		54
		55	#define MAP_EXTEND_X 32
		56	#define MAP_EXTEND_Y 512
		57
		58	#define MIN_FONT_HEIGHT 10
		59
		60	#if 0
		61	# define PARACHUTE SDL_INIT_NOPARACHUTE
		62	#else
		63	# define PARACHUTE 0
		64	#endif
		65
		66	static AV *texture_av;
		67
		68	static struct
		69	{
		70	#define GL_FUNC(ptr,name) ptr name;
		71	#include "glfunc.h"
		72	#undef GL_FUNC
		73	} gl;
		74
		75	static void
		76	gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		77	{
		78	if (gl.BlendFuncSeparate)
		79	gl.BlendFuncSeparate (sa, da, saa, daa);
		80	else if (gl.BlendFuncSeparateEXT)
		81	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		82	else
		83	glBlendFunc (sa, da);
		84	}
		85
		86	static GLuint
		87	gen_texture ()
		88	{
		89	GLuint name;
		90
		91	if (AvFILL (texture_av) >= 0)
		92	name = (GLuint)(size_t)av_pop (texture_av);
		93	else
		94	glGenTextures (1, &name);
		95
		96	return name;
		97	}
		98
		99	static void
		100	del_texture (GLuint name)
		101	{
		102	/* make a half-assed attempt at returning the memory used by the texture */
		103	/* textures are frequently being reused by cfplus anyway */
		104	/*glBindTexture (GL_TEXTURE_2D, name);*/
		105	/*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
		106	av_push (texture_av, (SV *)(size_t)name);
		107	glDeleteTextures (1, &name);
		108	}
		109
		110	#include "texcache.c"
		111
		112	#include "pango-font.c"
		113	#include "pango-fontmap.c"
		114	#include "pango-render.c"
		115
		116	typedef Mix_Chunk *CFPlus__MixChunk;
		117	typedef Mix_Music *CFPlus__MixMusic;
		118
		119	typedef PangoFontDescription *CFPlus__Font;
		120
		121	static int
		122	shape_attr_p (PangoLayoutRun *run)
		123	{
		124	GSList *attrs = run->item->analysis.extra_attrs;
		125
		126	while (attrs)
		127	{
		128	PangoAttribute *attr = attrs->data;
		129
		130	if (attr->klass->type == PANGO_ATTR_SHAPE)
		131	return 1;
		132
		133	attrs = attrs->next;
		134	}
		135
		136	return 0;
		137	}
23		138
24	typedef struct cf_layout {	139	typedef struct cf_layout {
25	PangoLayout *pl;	140	PangoLayout *pl;
		141	float r, g, b, a; // default color for rgba mode
26	int base_height;	142	int base_height;
		143	CFPlus__Font font;
27	} *CFClient__Layout;	144	} *CFPlus__Layout;
		145
		146	static CFPlus__Font default_font;
		147	static PangoContext *opengl_context;
		148	static PangoFontMap *opengl_fontmap;
28		149
29	static void	150	static void
30	substitute_func (FcPattern *pattern, gpointer data)	151	substitute_func (FcPattern *pattern, gpointer data)
31	{	152	{
32	FcPatternAddBool (pattern, FC_HINTING , 1);	153	FcPatternAddBool (pattern, FC_HINTING, 1);
		154	#ifdef FC_HINT_STYLE
		155	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		156	#endif
33	FcPatternAddBool (pattern, FC_AUTOHINT, 1);	157	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
34	}	158	}
35		159
36	static void	160	static void
37	layout_update (CFClient__Layout self)	161	layout_update_font (CFPlus__Layout self)
38	{	162	{
39	/* use a random scale factor to account for unknown descenders, 0.8 works	163	/* use a random scale factor to account for unknown descenders, 0.8 works
40	* reasonably well with bitstream vera	164	* reasonably well with bitstream vera
41	*/	165	*/
42	PangoFontDescription *font = pango_context_get_font_description (context);	166	PangoFontDescription *font = self->font ? self->font : default_font;
43	pango_font_description_set_absolute_size (font, self->base_height * (PANGO_SCALE * 8 / 10));	167
		168	pango_font_description_set_absolute_size (font,
		169	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		170
		171	pango_layout_set_font_description (self->pl, font);
44	}	172	}
45		173
46	static void	174	static void
47	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	175	layout_get_pixel_size (CFPlus__Layout self, int *w, int *h)
48	{	176	{
49	layout_update (self);	177	PangoRectangle rect;
50		178
		179	// get_pixel_* wrongly rounds down
51	pango_layout_get_pixel_size (self->pl, w, h);	180	pango_layout_get_extents (self->pl, 0, &rect);
52		181
53	*w = (*w + 3) & ~3;	182	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
54	if (!*w) *w = 1;	183	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
55	if (!*h) *h = 1;
56	}
57		184
		185	if (!rect.width) rect.width = 1;
		186	if (!rect.height) rect.height = 1;
		187
		188	*w = rect.width;
		189	*h = rect.height;
		190	}
		191
		192	typedef uint16_t tileid;
		193	typedef uint16_t faceid;
		194
		195	typedef struct {
		196	int name;
		197	int w, h;
		198	float s, t;
		199	uint8_t r, g, b, a;
		200	tileid smoothtile;
		201	uint8_t smoothlevel;
		202	} maptex;
		203
		204	typedef struct {
		205	uint32_t player;
		206	tileid tile[3];
		207	uint16_t darkness;
		208	uint8_t stat_width, stat_hp, flags, smoothmax;
		209	} mapcell;
		210
		211	typedef struct {
		212	int32_t c0, c1;
		213	mapcell *col;
		214	} maprow;
		215
		216	typedef struct map {
		217	int x, y, w, h;
		218	int ox, oy; /* offset to virtual global coordinate system */
		219	int faces; tileid *face2tile; // [faceid]
		220	int texs; maptex *tex; // [tileid]
		221
		222	int32_t rows;
		223	maprow *row;
		224	} *CFPlus__Map;
		225
		226	static char *
		227	prepend (char *ptr, int sze, int inc)
		228	{
		229	char *p;
		230
		231	New (0, p, sze + inc, char);
		232	Zero (p, inc, char);
		233	Move (ptr, p + inc, sze, char);
		234	Safefree (ptr);
		235
		236	return p;
		237	}
		238
		239	static char *
		240	append (char *ptr, int sze, int inc)
		241	{
		242	Renew (ptr, sze + inc, char);
		243	Zero (ptr + sze, inc, char);
		244
		245	return ptr;
		246	}
		247
		248	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		249	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		250
		251	static void
		252	need_facenum (struct map *self, faceid face)
		253	{
		254	while (self->faces <= face)
		255	{
		256	Append (tileid, self->face2tile, self->faces, self->faces);
		257	self->faces *= 2;
		258	}
		259	}
		260
		261	static void
		262	need_texid (struct map *self, int texid)
		263	{
		264	while (self->texs <= texid)
		265	{
		266	Append (maptex, self->tex, self->texs, self->texs);
		267	self->texs *= 2;
		268	}
		269	}
		270
		271	static maprow *
		272	map_get_row (CFPlus__Map self, int y)
		273	{
		274	if (0 > y)
		275	{
		276	int extend = - y + MAP_EXTEND_Y;
		277	Prepend (maprow, self->row, self->rows, extend);
		278
		279	self->rows += extend;
		280	self->y += extend;
		281	y += extend;
		282	}
		283	else if (y >= self->rows)
		284	{
		285	int extend = y - self->rows + MAP_EXTEND_Y;
		286	Append (maprow, self->row, self->rows, extend);
		287	self->rows += extend;
		288	}
		289
		290	return self->row + y;
		291	}
		292
		293	static mapcell *
		294	row_get_cell (maprow *row, int x)
		295	{
		296	if (!row->col)
		297	{
		298	Newz (0, row->col, MAP_EXTEND_X, mapcell);
		299	row->c0 = x - MAP_EXTEND_X / 4;
		300	row->c1 = row->c0 + MAP_EXTEND_X;
		301	}
		302
		303	if (row->c0 > x)
		304	{
		305	int extend = row->c0 - x + MAP_EXTEND_X;
		306	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
		307	row->c0 -= extend;
		308	}
		309	else if (x >= row->c1)
		310	{
		311	int extend = x - row->c1 + MAP_EXTEND_X;
		312	Append (mapcell, row->col, row->c1 - row->c0, extend);
		313	row->c1 += extend;
		314	}
		315
		316	return row->col + (x - row->c0);
		317	}
		318
		319	static mapcell *
		320	map_get_cell (CFPlus__Map self, int x, int y)
		321	{
		322	return row_get_cell (map_get_row (self, y), x);
		323	}
		324
		325	static void
		326	map_clear (CFPlus__Map self)
		327	{
		328	int r;
		329
		330	for (r = 0; r < self->rows; r++)
		331	Safefree (self->row[r].col);
		332
		333	Safefree (self->row);
		334
		335	self->x = 0;
		336	self->y = 0;
		337	self->ox = 0;
		338	self->oy = 0;
		339	self->row = 0;
		340	self->rows = 0;
		341	}
		342
		343	static void
		344	map_blank (CFPlus__Map self, int x0, int y0, int w, int h)
		345	{
		346	int x, y;
		347	maprow *row;
		348	mapcell *cell;
		349
		350	for (y = y0; y < y0 + h; y++)
		351	if (y >= 0)
		352	{
		353	if (y >= self->rows)
		354	break;
		355
		356	row = self->row + y;
		357
		358	for (x = x0; x < x0 + w; x++)
		359	if (x >= row->c0)
		360	{
		361	if (x >= row->c1)
		362	break;
		363
		364	cell = row->col + x - row->c0;
		365
		366	cell->darkness = 0;
		367	cell->stat_hp = 0;
		368	cell->flags = 0;
		369	cell->player = 0;
		370	}
		371	}
		372	}
		373
		374	typedef struct {
		375	tileid tile;
		376	uint8_t x, y, level;
		377	} smooth_key;
		378
		379	static void
		380	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		381	{
		382	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		383
		384	if (SvIOK (*sv))
		385	SvIV_set (*sv, SvIVX (*sv) | bits);
		386	else
		387	sv_setiv (*sv, bits);
		388	}
		389
		390	static void
		391	music_finished (void)
		392	{
		393	SDL_UserEvent ev;
		394
		395	ev.type = SDL_USEREVENT;
		396	ev.code = 0;
		397	ev.data1 = 0;
		398	ev.data2 = 0;
		399
		400	SDL_PushEvent ((SDL_Event *)&ev);
		401	}
		402
		403	static void
		404	channel_finished (int channel)
		405	{
		406	SDL_UserEvent ev;
		407
		408	ev.type = SDL_USEREVENT;
		409	ev.code = 1;
		410	ev.data1 = (void *)(long)channel;
		411	ev.data2 = 0;
		412
		413	SDL_PushEvent ((SDL_Event *)&ev);
		414	}
		415
		416	static unsigned int
		417	minpot (unsigned int n)
		418	{
		419	if (!n)
		420	return 0;
		421
		422	--n;
		423
		424	n |= n >> 1;
		425	n |= n >> 2;
		426	n |= n >> 4;
		427	n |= n >> 8;
		428	n |= n >> 16;
		429
		430	return n + 1;
		431	}
		432
		433	/* SDL should provide this, really. */
		434	#define SDLK_MODIFIER_MIN 300
		435	#define SDLK_MODIFIER_MAX 314
		436
58	MODULE = CFClient PACKAGE = CFClient	437	MODULE = CFPlus PACKAGE = CFPlus
59		438
60	PROTOTYPES: ENABLE	439	PROTOTYPES: ENABLE
61		440
62	BOOT:	441	BOOT:
63	{	442	{
64	fontmap = pango_ft2_font_map_new ();	443	HV *stash = gv_stashpv ("CFPlus", 1);
		444	static const struct {
		445	const char *name;
		446	IV iv;
		447	} *civ, const_iv[] = {
		448	# define const_iv(name) { # name, (IV)name }
		449	const_iv (SDLK_MODIFIER_MIN),
		450	const_iv (SDLK_MODIFIER_MAX),
		451
		452	const_iv (SDL_ACTIVEEVENT),
		453	const_iv (SDL_KEYDOWN),
		454	const_iv (SDL_KEYUP),
		455	const_iv (SDL_MOUSEMOTION),
		456	const_iv (SDL_MOUSEBUTTONDOWN),
		457	const_iv (SDL_MOUSEBUTTONUP),
		458	const_iv (SDL_JOYAXISMOTION),
		459	const_iv (SDL_JOYBALLMOTION),
		460	const_iv (SDL_JOYHATMOTION),
		461	const_iv (SDL_JOYBUTTONDOWN),
		462	const_iv (SDL_JOYBUTTONUP),
		463	const_iv (SDL_QUIT),
		464	const_iv (SDL_SYSWMEVENT),
		465	const_iv (SDL_EVENT_RESERVEDA),
		466	const_iv (SDL_EVENT_RESERVEDB),
		467	const_iv (SDL_VIDEORESIZE),
		468	const_iv (SDL_VIDEOEXPOSE),
		469	const_iv (SDL_USEREVENT),
		470
		471	const_iv (SDL_APPINPUTFOCUS),
		472	const_iv (SDL_APPMOUSEFOCUS),
		473	const_iv (SDL_APPACTIVE),
		474
		475	const_iv (SDLK_KP0),
		476	const_iv (SDLK_KP1),
		477	const_iv (SDLK_KP2),
		478	const_iv (SDLK_KP3),
		479	const_iv (SDLK_KP4),
		480	const_iv (SDLK_KP5),
		481	const_iv (SDLK_KP6),
		482	const_iv (SDLK_KP7),
		483	const_iv (SDLK_KP8),
		484	const_iv (SDLK_KP9),
		485	const_iv (SDLK_KP_PERIOD),
		486	const_iv (SDLK_KP_DIVIDE),
		487	const_iv (SDLK_KP_MULTIPLY),
		488	const_iv (SDLK_KP_MINUS),
		489	const_iv (SDLK_KP_PLUS),
		490	const_iv (SDLK_KP_ENTER),
		491	const_iv (SDLK_KP_EQUALS),
		492	const_iv (SDLK_UP),
		493	const_iv (SDLK_DOWN),
		494	const_iv (SDLK_RIGHT),
		495	const_iv (SDLK_LEFT),
		496	const_iv (SDLK_INSERT),
		497	const_iv (SDLK_HOME),
		498	const_iv (SDLK_END),
		499	const_iv (SDLK_PAGEUP),
		500	const_iv (SDLK_PAGEDOWN),
		501	const_iv (SDLK_F1),
		502	const_iv (SDLK_F2),
		503	const_iv (SDLK_F3),
		504	const_iv (SDLK_F4),
		505	const_iv (SDLK_F5),
		506	const_iv (SDLK_F6),
		507	const_iv (SDLK_F7),
		508	const_iv (SDLK_F8),
		509	const_iv (SDLK_F9),
		510	const_iv (SDLK_F10),
		511	const_iv (SDLK_F11),
		512	const_iv (SDLK_F12),
		513	const_iv (SDLK_F13),
		514	const_iv (SDLK_F14),
		515	const_iv (SDLK_F15),
		516	const_iv (SDLK_NUMLOCK),
		517	const_iv (SDLK_CAPSLOCK),
		518	const_iv (SDLK_SCROLLOCK),
		519	const_iv (SDLK_RSHIFT),
		520	const_iv (SDLK_LSHIFT),
		521	const_iv (SDLK_RCTRL),
		522	const_iv (SDLK_LCTRL),
		523	const_iv (SDLK_RALT),
		524	const_iv (SDLK_LALT),
		525	const_iv (SDLK_RMETA),
		526	const_iv (SDLK_LMETA),
		527	const_iv (SDLK_LSUPER),
		528	const_iv (SDLK_RSUPER),
		529	const_iv (SDLK_MODE),
		530	const_iv (SDLK_COMPOSE),
		531	const_iv (SDLK_HELP),
		532	const_iv (SDLK_PRINT),
		533	const_iv (SDLK_SYSREQ),
		534	const_iv (SDLK_BREAK),
		535	const_iv (SDLK_MENU),
		536	const_iv (SDLK_POWER),
		537	const_iv (SDLK_EURO),
		538	const_iv (SDLK_UNDO),
		539
		540	const_iv (KMOD_NONE),
		541	const_iv (KMOD_SHIFT),
		542	const_iv (KMOD_LSHIFT),
		543	const_iv (KMOD_RSHIFT),
		544	const_iv (KMOD_CTRL),
		545	const_iv (KMOD_LCTRL),
		546	const_iv (KMOD_RCTRL),
		547	const_iv (KMOD_ALT),
		548	const_iv (KMOD_LALT),
		549	const_iv (KMOD_RALT),
		550	const_iv (KMOD_META),
		551	const_iv (KMOD_LMETA),
		552	const_iv (KMOD_RMETA),
		553	const_iv (KMOD_NUM),
		554	const_iv (KMOD_CAPS),
		555	const_iv (KMOD_MODE),
		556	# undef const_iv
		557	};
		558
		559	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		560	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		561
		562	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		563	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		564	}
		565
		566	void
		567	weaken (SV *rv)
		568	PROTOTYPE: $
		569	CODE:
		570	sv_rvweaken (rv);
		571
		572	int
		573	in_destruct ()
		574	CODE:
		575	RETVAL = PL_main_cv == Nullcv;
		576	OUTPUT:
		577	RETVAL
		578
		579	NV floor (NV x)
		580
		581	NV ceil (NV x)
		582
		583	void
		584	pango_init ()
		585	CODE:
		586	{
		587	opengl_fontmap = pango_opengl_font_map_new ();
65	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	588	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
66	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	589	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
67	}	590	}
68		591
		592	int
		593	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
		594
69	void	595	void
70	lowdelay (int fd, int val = 1)	596	SDL_Quit ()
		597
		598	void
		599	SDL_ListModes ()
71	CODE:	600	PPCODE:
72	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	601	{
		602	SDL_Rect **m;
		603
		604	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);
		605	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);
		606	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);
		607	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);
		608
		609	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		610	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);
		611
		612	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);
		613	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		614	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);
		615	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		616
		617	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		618	#if SDL_VERSION_ATLEAST(1,2,10)
		619	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);
		620	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		621	#endif
		622
		623	SDL_EnableUNICODE (1);
		624	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		625
		626	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		627
		628	if (m && m != (SDL_Rect **)-1)
		629	while (*m)
		630	{
		631	AV *av = newAV ();
		632	av_push (av, newSViv ((*m)->w));
		633	av_push (av, newSViv ((*m)->h));
		634	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		635
		636	++m;
		637	}
		638	}
73		639
74	char *	640	char *
75	gl_version ()	641	SDL_GetError ()
		642
		643	int
		644	SDL_SetVideoMode (int w, int h, int fullscreen)
76	CODE:	645	CODE:
77	RETVAL = (char *)glGetString (GL_VERSION);	646	RETVAL = !!SDL_SetVideoMode (
		647	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		648	);
		649	if (RETVAL)
		650	{
		651	av_clear (texture_av);
		652
		653	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
		654	# define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		655	# include "glfunc.h"
		656	# undef GL_FUNC
		657
		658	}
78	OUTPUT:	659	OUTPUT:
79	RETVAL	660	RETVAL
80		661
		662	void
		663	SDL_GL_SwapBuffers ()
		664
81	char *	665	char *
82	gl_extensions ()	666	SDL_GetKeyName (int sym)
		667
		668	void
		669	poll_events ()
83	CODE:	670	PPCODE:
84	RETVAL = (char *)glGetString (GL_EXTENSIONS);	671	{
85	OUTPUT:	672	SDL_Event ev;
86	RETVAL
87		673
88	void	674	SDL_PumpEvents ();
89	glConvolutionParameteri (U32 target, U32 name, I32 value)	675	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
		676	{
		677	HV *hv = newHV ();
		678	hv_store (hv, "type", 4, newSViv (ev.type), 0);
90		679
		680	switch (ev.type)
		681	{
		682	case SDL_KEYDOWN:
		683	case SDL_KEYUP:
		684	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		685	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		686	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		687	hv_store (hv, "cmod", 4, newSViv (SDL_GetModState ()), 0); /* current mode */
		688	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		689	break;
		690
		691	case SDL_ACTIVEEVENT:
		692	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		693	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		694	break;
		695
		696	case SDL_MOUSEMOTION:
		697	{
		698	int state = ev.motion.state;
		699	int x = ev.motion.x;
		700	int y = ev.motion.y;
		701	int xrel = ev.motion.xrel;
		702	int yrel = ev.motion.yrel;
		703
		704	/* do simplistic event compression */
		705	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		706	&& state == ev.motion.state)
		707	{
		708	xrel += ev.motion.xrel;
		709	yrel += ev.motion.yrel;
		710	x = ev.motion.x;
		711	y = ev.motion.y;
		712	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		713	}
		714
		715	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		716	hv_store (hv, "state", 5, newSViv (state), 0);
		717	hv_store (hv, "x", 1, newSViv (x), 0);
		718	hv_store (hv, "y", 1, newSViv (y), 0);
		719	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
		720	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		721	}
		722	break;
		723
		724	case SDL_MOUSEBUTTONDOWN:
		725	case SDL_MOUSEBUTTONUP:
		726	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		727
		728	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		729	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		730	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		731	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		732	break;
		733
		734	case SDL_USEREVENT:
		735	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		736	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		737	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		738	break;
		739	}
		740
		741	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
		742	}
		743	}
		744
		745	int
		746	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)
		747	POSTCALL:
		748	Mix_HookMusicFinished (music_finished);
		749	Mix_ChannelFinished (channel_finished);
		750
91	void	751	void
92	glConvolutionFilter2D (U32 target, U32 internalformat, I32 width, I32 height, U32 format, U32 type, char *image)	752	Mix_CloseAudio ()
		753
		754	int
		755	Mix_AllocateChannels (int numchans = -1)
		756
		757	void
		758	lowdelay (int fd, int val = 1)
		759	CODE:
		760	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		761
		762	void
		763	win32_proxy_info ()
		764	PPCODE:
		765	{
		766	#ifdef _WIN32
		767	char buffer[2048];
		768	DWORD buflen;
		769
		770	EXTEND (SP, 3);
		771
		772	buflen = sizeof (buffer);
		773	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		774	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		775	{
		776	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		777
		778	buflen = sizeof (buffer);
		779	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		780	{
		781	PUSHs (newSVpv (buffer, 0));
		782
		783	buflen = sizeof (buffer);
		784	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		785	PUSHs (newSVpv (buffer, 0));
		786	}
		787	}
		788	#endif
		789	}
93		790
94	void	791	void
95	add_font (char *file)	792	add_font (char *file)
96	CODE:	793	CODE:
97	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	794	FcConfigAppFontAddFile (0, (const FcChar8 *)file);
98
99	void
100	set_font (char *file)
101	CODE:
102	{
103	int count;
104	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
105	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
106	FcPatternDestroy (pattern);
107	pango_context_set_font_description (context, font);
108	}
109		795
110	void	796	void
111	load_image_inline (SV *image_)	797	load_image_inline (SV *image_)
112	ALIAS:	798	ALIAS:
113	load_image_file = 1	799	load_image_file = 1
…		…
120	SDL_RWops *rw = ix	806	SDL_RWops *rw = ix
121	? SDL_RWFromFile (image, "r")	807	? SDL_RWFromFile (image, "r")
122	: SDL_RWFromConstMem (image, image_len);	808	: SDL_RWFromConstMem (image, image_len);
123		809
124	if (!rw)	810	if (!rw)
125	croak ("load_image: unable to open file");	811	croak ("load_image: %s", SDL_GetError ());
126		812
127	surface = IMG_Load_RW (rw, 1);	813	surface = IMG_Load_RW (rw, 1);
128	if (!surface)	814	if (!surface)
129	croak ("load_image: unable to read file");	815	croak ("load_image: %s", SDL_GetError ());
130		816
131	fmt.palette = NULL;	817	fmt.palette = NULL;
132	fmt.BitsPerPixel = 32;	818	fmt.BitsPerPixel = 32;
133	fmt.BytesPerPixel = 4;	819	fmt.BytesPerPixel = 4;
		820	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
134	fmt.Rmask = 0x000000ff;	821	fmt.Rmask = 0x000000ff;
135	fmt.Gmask = 0x0000ff00;	822	fmt.Gmask = 0x0000ff00;
136	fmt.Bmask = 0x00ff0000;	823	fmt.Bmask = 0x00ff0000;
137	fmt.Amask = 0xff000000;	824	fmt.Amask = 0xff000000;
		825	#else
		826	fmt.Rmask = 0xff000000;
		827	fmt.Gmask = 0x00ff0000;
		828	fmt.Bmask = 0x0000ff00;
		829	fmt.Amask = 0x000000ff;
		830	#endif
138	fmt.Rloss = 0;	831	fmt.Rloss = 0;
139	fmt.Gloss = 0;	832	fmt.Gloss = 0;
140	fmt.Bloss = 0;	833	fmt.Bloss = 0;
141	fmt.Aloss = 0;	834	fmt.Aloss = 0;
142	fmt.Rshift = 0;	835	fmt.Rshift = 0;
…		…
146	fmt.colorkey = 0;	839	fmt.colorkey = 0;
147	fmt.alpha = 0;	840	fmt.alpha = 0;
148		841
149	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	842	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
150		843
		844	assert (surface2->pitch == surface2->w * 4);
		845
		846	SDL_LockSurface (surface2);
151	EXTEND (SP, 5);	847	EXTEND (SP, 6);
152	PUSHs (sv_2mortal (newSViv (surface2->w)));	848	PUSHs (sv_2mortal (newSViv (surface2->w)));
153	PUSHs (sv_2mortal (newSViv (surface2->h)));	849	PUSHs (sv_2mortal (newSViv (surface2->h)));
154	SDL_LockSurface (surface2);
155	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	850	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
156	SDL_UnlockSurface (surface2);
157	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	851	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
158	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	852	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
159	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	853	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		854	SDL_UnlockSurface (surface2);
160		855
161	SDL_FreeSurface (surface);	856	SDL_FreeSurface (surface);
162	SDL_FreeSurface (surface2);	857	SDL_FreeSurface (surface2);
163	}	858	}
164		859
165	void	860	void
		861	average (int x, int y, uint32_t *data)
		862	PPCODE:
		863	{
		864	uint32_t r = 0, g = 0, b = 0, a = 0;
		865
		866	x = y = x * y;
		867
		868	while (x--)
		869	{
		870	uint32_t p = *data++;
		871
		872	r += (p ) & 255;
		873	g += (p >> 8) & 255;
		874	b += (p >> 16) & 255;
		875	a += (p >> 24) & 255;
		876	}
		877
		878	EXTEND (SP, 4);
		879	PUSHs (sv_2mortal (newSViv (r / y)));
		880	PUSHs (sv_2mortal (newSViv (g / y)));
		881	PUSHs (sv_2mortal (newSViv (b / y)));
		882	PUSHs (sv_2mortal (newSViv (a / y)));
		883	}
		884
		885	void
		886	error (char *message)
		887	CODE:
		888	fprintf (stderr, "ERROR: %s\n", message);
		889	#ifdef _WIN32
		890	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		891	#endif
		892
		893	void
166	fatal (char *message)	894	fatal (char *message)
167	CODE:	895	CODE:
		896	fprintf (stderr, "FATAL: %s\n", message);
		897	#ifdef _WIN32
		898	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
		899	#endif
		900	_exit (1);
		901
		902	void
		903	_exit (int retval = 0)
		904	CODE:
168	#ifdef WIN32	905	#ifdef WIN32
169	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	906	ExitThread (retval); // unclean, please beam me up
170	#else	907	#else
171	fprintf (stderr, "%s\n", message);	908	_exit (retval);
172	#endif	909	#endif
173	exit (1);
174		910
175	MODULE = CFClient PACKAGE = CFClient::Layout	911	void
176		912	debug ()
177	CFClient::Layout
178	new (SV *class, int base_height = 10)
179	CODE:	913	CODE:
180	New (0, RETVAL, 1, struct cf_layout);	914	{
181	RETVAL->base_height = base_height;	915	#if DEBUG
182	RETVAL->pl = pango_layout_new (context);	916	VALGRIND_DO_LEAK_CHECK;
183	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	917	#endif
		918	}
		919
		920	MODULE = CFPlus PACKAGE = CFPlus::Font
		921
		922	CFPlus::Font
		923	new_from_file (SV *class, char *path, int id = 0)
		924	CODE:
		925	{
		926	int count;
		927	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		928	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		929	FcPatternDestroy (pattern);
		930	}
184	OUTPUT:	931	OUTPUT:
185	RETVAL	932	RETVAL
186		933
187	void	934	void
		935	DESTROY (CFPlus::Font self)
		936	CODE:
		937	pango_font_description_free (self);
		938
		939	void
		940	make_default (CFPlus::Font self)
		941	CODE:
		942	default_font = self;
		943
		944	MODULE = CFPlus PACKAGE = CFPlus::Layout
		945
		946	void
		947	reset_glyph_cache ()
		948	CODE:
		949	tc_clear ();
		950
		951	CFPlus::Layout
		952	new (SV *class)
		953	CODE:
		954	New (0, RETVAL, 1, struct cf_layout);
		955
		956	RETVAL->pl = pango_layout_new (opengl_context);
		957	RETVAL->r = 1.;
		958	RETVAL->g = 1.;
		959	RETVAL->b = 1.;
		960	RETVAL->a = 1.;
		961	RETVAL->base_height = MIN_FONT_HEIGHT;
		962	RETVAL->font = 0;
		963
		964	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		965	layout_update_font (RETVAL);
		966	OUTPUT:
		967	RETVAL
		968
		969	void
188	DESTROY (CFClient::Layout self)	970	DESTROY (CFPlus::Layout self)
189	CODE:	971	CODE:
190	g_object_unref (self->pl);	972	g_object_unref (self->pl);
191	Safefree (self);	973	Safefree (self);
192		974
193	void	975	void
194	set_markup (CFClient::Layout self, SV *text_)	976	set_text (CFPlus::Layout self, SV *text_)
195	CODE:	977	CODE:
196	{	978	{
197	STRLEN textlen;	979	STRLEN textlen;
198	char *text = SvPVutf8 (text_, textlen);	980	char *text = SvPVutf8 (text_, textlen);
199		981
		982	pango_layout_set_text (self->pl, text, textlen);
		983	}
		984
		985	void
		986	set_markup (CFPlus::Layout self, SV *text_)
		987	CODE:
		988	{
		989	STRLEN textlen;
		990	char *text = SvPVutf8 (text_, textlen);
		991
200	pango_layout_set_markup (self->pl, text, textlen);	992	pango_layout_set_markup (self->pl, text, textlen);
201	}	993	}
202		994
203	void	995	void
		996	set_shapes (CFPlus::Layout self, ...)
		997	CODE:
		998	{
		999	PangoAttrList *attrs = 0;
		1000	const char *text = pango_layout_get_text (self->pl);
		1001	const char *pos = text;
		1002	int arg = 4;
		1003
		1004	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		1005	{
		1006	PangoRectangle inkrect, rect;
		1007	PangoAttribute *attr;
		1008
		1009	int x = SvIV (ST (arg - 3));
		1010	int y = SvIV (ST (arg - 2));
		1011	int w = SvIV (ST (arg - 1));
		1012	int h = SvIV (ST (arg ));
		1013
		1014	inkrect.x = 0;
		1015	inkrect.y = 0;
		1016	inkrect.width = 0;
		1017	inkrect.height = 0;
		1018
		1019	rect.x = x * PANGO_SCALE;
		1020	rect.y = y * PANGO_SCALE;
		1021	rect.width = w * PANGO_SCALE;
		1022	rect.height = h * PANGO_SCALE;
		1023
		1024	if (!attrs)
		1025	attrs = pango_layout_get_attributes (self->pl);
		1026
		1027	attr = pango_attr_shape_new (&inkrect, &rect);
		1028	attr->start_index = pos - text;
		1029	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1030	pango_attr_list_insert (attrs, attr);
		1031
		1032	arg += 4;
		1033	pos += sizeof (OBJ_STR) - 1;
		1034	}
		1035
		1036	if (attrs)
		1037	pango_layout_set_attributes (self->pl, attrs);
		1038	}
		1039
		1040	void
		1041	get_shapes (CFPlus::Layout self)
		1042	PPCODE:
		1043	{
		1044	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1045
		1046	do
		1047	{
		1048	PangoLayoutRun *run = pango_layout_iter_get_run (iter);
		1049
		1050	if (run && shape_attr_p (run))
		1051	{
		1052	PangoRectangle extents;
		1053	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1054
		1055	EXTEND (SP, 2);
		1056	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1057	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1058	}
		1059	}
		1060	while (pango_layout_iter_next_run (iter));
		1061
		1062	pango_layout_iter_free (iter);
		1063	}
		1064
		1065	int
		1066	has_wrapped (CFPlus::Layout self)
		1067	CODE:
		1068	{
		1069	int lines = 1;
		1070	const char *text = pango_layout_get_text (self->pl);
		1071
		1072	while (*text)
		1073	lines += *text++ == '\n';
		1074
		1075	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1076	}
		1077	OUTPUT:
		1078	RETVAL
		1079
		1080	SV *
		1081	get_text (CFPlus::Layout self)
		1082	CODE:
		1083	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1084	sv_utf8_decode (RETVAL);
		1085	OUTPUT:
		1086	RETVAL
		1087
		1088	void
		1089	set_foreground (CFPlus::Layout self, float r, float g, float b, float a = 1.)
		1090	CODE:
		1091	self->r = r;
		1092	self->g = g;
		1093	self->b = b;
		1094	self->a = a;
		1095
		1096	void
		1097	set_font (CFPlus::Layout self, CFPlus::Font font = 0)
		1098	CODE:
		1099	if (self->font != font)
		1100	{
		1101	self->font = font;
		1102	layout_update_font (self);
		1103	}
		1104
		1105	void
204	set_height (CFClient::Layout self, int base_height)	1106	set_height (CFPlus::Layout self, int base_height)
205	CODE:	1107	CODE:
		1108	if (self->base_height != base_height)
		1109	{
206	self->base_height = base_height;	1110	self->base_height = base_height;
		1111	layout_update_font (self);
		1112	}
207		1113
208	void	1114	void
209	set_width (CFClient::Layout self, int max_width = -1)	1115	set_width (CFPlus::Layout self, int max_width = -1)
210	CODE:	1116	CODE:
211	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1117	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
212		1118
213	void	1119	void
		1120	set_indent (CFPlus::Layout self, int indent)
		1121	CODE:
		1122	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1123
		1124	void
		1125	set_spacing (CFPlus::Layout self, int spacing)
		1126	CODE:
		1127	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1128
		1129	void
		1130	set_ellipsise (CFPlus::Layout self, int ellipsise)
		1131	CODE:
		1132	pango_layout_set_ellipsize (self->pl,
		1133	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1134	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1135	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1136	: PANGO_ELLIPSIZE_NONE
		1137	);
		1138
		1139	void
		1140	set_single_paragraph_mode (CFPlus::Layout self, int spm)
		1141	CODE:
		1142	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1143
		1144	void
214	size (CFClient::Layout self)	1145	size (CFPlus::Layout self)
215	PPCODE:	1146	PPCODE:
216	{	1147	{
217	int w, h;	1148	int w, h;
218		1149
219	layout_update (self);
220	layout_get_pixel_size (self, &w, &h);	1150	layout_get_pixel_size (self, &w, &h);
221		1151
222	EXTEND (SP, 2);	1152	EXTEND (SP, 2);
223	PUSHs (sv_2mortal (newSViv (w)));	1153	PUSHs (sv_2mortal (newSViv (w)));
224	PUSHs (sv_2mortal (newSViv (h)));	1154	PUSHs (sv_2mortal (newSViv (h)));
225	}	1155	}
226		1156
227	int	1157	int
228	xy_to_index (CFClient::Layout self, int x, int y)	1158	descent (CFPlus::Layout self)
229	CODE:	1159	CODE:
230	{	1160	{
231	int index, trailing;	1161	PangoRectangle rect;
232		1162	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
233	layout_update (self);	1163	pango_layout_line_get_pixel_extents (line, 0, &rect);
234	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1164	RETVAL = PANGO_DESCENT (rect);
235
236	RETVAL = index;
237	}	1165	}
238	OUTPUT:	1166	OUTPUT:
239	RETVAL	1167	RETVAL
240		1168
		1169	int
		1170	xy_to_index (CFPlus::Layout self, int x, int y)
		1171	CODE:
		1172	{
		1173	int index, trailing;
		1174	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1175	RETVAL = index + trailing;
		1176	}
		1177	OUTPUT:
		1178	RETVAL
		1179
241	void	1180	void
242	cursor_pos (CFClient::Layout self, int index)	1181	cursor_pos (CFPlus::Layout self, int index)
243	PPCODE:	1182	PPCODE:
244	{	1183	{
245	PangoRectangle strong_pos;	1184	PangoRectangle strong_pos;
246	layout_update (self);
247	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1185	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
		1186
248	EXTEND (SP, 3);	1187	EXTEND (SP, 3);
249	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1188	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
250	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1189	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
251	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1190	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
252	}	1191	}
253		1192
254	void	1193	void
255	render (CFClient::Layout self)	1194	index_to_line_x (CFPlus::Layout self, int index, int trailing = 0)
256	PPCODE:	1195	PPCODE:
257	{	1196	{
258	SV *retval;	1197	int line, x;
259	int w, h;
260	FT_Bitmap bitmap;
261		1198
262	layout_update (self);	1199	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
263	layout_get_pixel_size (self, &w, &h);	1200	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
264		1201
265	retval = newSV (w * h);
266	SvPOK_only (retval);
267	SvCUR_set (retval, w * h);
268
269	bitmap.rows = h;
270	bitmap.width = w;
271	bitmap.pitch = w;
272	bitmap.buffer = (unsigned char*)SvPVX (retval);
273	bitmap.num_grays = 256;
274	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
275
276	memset (bitmap.buffer, 0, w * h);
277
278	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
279
280	EXTEND (SP, 3);	1202	EXTEND (SP, 2);
281	PUSHs (sv_2mortal (newSViv (w)));	1203	PUSHs (sv_2mortal (newSViv (line - 1)));
		1204	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1205	}
		1206
		1207	void
		1208	line_x_to_index (CFPlus::Layout self, int line, int x)
		1209	PPCODE:
		1210	{
		1211	PangoLayoutLine *lp;
		1212	int index, trailing;
		1213
		1214	if (line < 0)
		1215	XSRETURN_EMPTY;
		1216
		1217	if (!(lp = pango_layout_get_line (self->pl, line)))
		1218	XSRETURN_EMPTY; /* do better */
		1219
		1220	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1221
		1222	EXTEND (SP, 2);
		1223	if (GIMME_V == G_SCALAR)
		1224	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1225	else
		1226	{
282	PUSHs (sv_2mortal (newSViv (h)));	1227	PUSHs (sv_2mortal (newSViv (index)));
283	PUSHs (sv_2mortal (retval));	1228	PUSHs (sv_2mortal (newSViv (trailing)));
		1229	}
284	}	1230	}
285		1231
		1232	void
		1233	render (CFPlus::Layout self, float x, float y, int flags = 0)
		1234	PPCODE:
		1235	pango_opengl_render_layout_subpixel (
		1236	self->pl,
		1237	x * PANGO_SCALE, y * PANGO_SCALE,
		1238	self->r, self->g, self->b, self->a,
		1239	flags
		1240	);
		1241
286	MODULE = CFClient PACKAGE = CFClient::Texture	1242	MODULE = CFPlus PACKAGE = CFPlus::Texture
287		1243
288	void	1244	void
289	draw_quad (SV *self, double x, double y, double w = 0, double h = 0)	1245	pad2pot (SV *data_, SV *w_, SV *h_)
		1246	CODE:
		1247	{
		1248	int ow = SvIV (w_);
		1249	int oh = SvIV (h_);
		1250
		1251	if (ow && oh)
		1252	{
		1253	int nw = minpot (ow);
		1254	int nh = minpot (oh);
		1255
		1256	if (nw != ow || nh != oh)
		1257	{
		1258	if (SvOK (data_))
		1259	{
		1260	STRLEN datalen;
		1261	char *data = SvPVbyte (data_, datalen);
		1262	int bpp = datalen / (ow * oh);
		1263	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1264
		1265	SvPOK_only (result_);
		1266	SvCUR_set (result_, nw * nh * bpp);
		1267
		1268	memset (SvPVX (result_), 0, nw * nh * bpp);
		1269	while (oh--)
		1270	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1271
		1272	sv_setsv (data_, result_);
		1273	}
		1274
		1275	sv_setiv (w_, nw);
		1276	sv_setiv (h_, nh);
		1277	}
		1278	}
		1279	}
		1280
		1281	void
		1282	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
290	PROTOTYPE: $$$;$$	1283	PROTOTYPE: $$$;$$
		1284	ALIAS:
		1285	draw_quad_alpha = 1
		1286	draw_quad_alpha_premultiplied = 2
291	CODE:	1287	CODE:
292	{	1288	{
293	HV *hv = (HV *)SvRV (self);	1289	HV *hv = (HV *)SvRV (self);
294	double s = SvNV (*hv_fetch (hv, "s", 1, 1));	1290	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
295	double t = SvNV (*hv_fetch (hv, "t", 1, 1));	1291	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
296	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1292	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
297		1293
298	if (items < 5)	1294	if (items < 5)
299	{	1295	{
300	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1296	w = SvNV (*hv_fetch (hv, "w", 1, 1));
301	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1297	h = SvNV (*hv_fetch (hv, "h", 1, 1));
302	}	1298	}
303		1299
		1300	if (ix)
		1301	{
		1302	glEnable (GL_BLEND);
		1303
		1304	if (ix == 2)
		1305	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1306	else
		1307	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1308	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1309
		1310	glEnable (GL_ALPHA_TEST);
		1311	glAlphaFunc (GL_GREATER, 0.01f);
		1312	}
		1313
304	glBindTexture (GL_TEXTURE_2D, name);	1314	glBindTexture (GL_TEXTURE_2D, name);
		1315
305	glBegin (GL_QUADS);	1316	glBegin (GL_QUADS);
306	glTexCoord2d (0, 0); glVertex2d (x , y );	1317	glTexCoord2f (0, 0); glVertex2f (x , y );
307	glTexCoord2d (0, t); glVertex2d (x , y + h);	1318	glTexCoord2f (0, t); glVertex2f (x , y + h);
308	glTexCoord2d (s, t); glVertex2d (x + w, y + h);	1319	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
309	glTexCoord2d (s, 0); glVertex2d (x + w, y );	1320	glTexCoord2f (s, 0); glVertex2f (x + w, y );
310	glEnd ();	1321	glEnd ();
		1322
		1323	if (ix)
		1324	{
		1325	glDisable (GL_ALPHA_TEST);
		1326	glDisable (GL_BLEND);
		1327	}
311	}	1328	}
		1329
		1330	MODULE = CFPlus PACKAGE = CFPlus::Map
		1331
		1332	CFPlus::Map
		1333	new (SV *class)
		1334	CODE:
		1335	New (0, RETVAL, 1, struct map);
		1336	RETVAL->x = 0;
		1337	RETVAL->y = 0;
		1338	RETVAL->w = 0;
		1339	RETVAL->h = 0;
		1340	RETVAL->ox = 0;
		1341	RETVAL->oy = 0;
		1342	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
		1343	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
		1344	RETVAL->rows = 0;
		1345	RETVAL->row = 0;
		1346	OUTPUT:
		1347	RETVAL
		1348
		1349	void
		1350	DESTROY (CFPlus::Map self)
		1351	CODE:
		1352	{
		1353	map_clear (self);
		1354	Safefree (self->face2tile);
		1355	Safefree (self->tex);
		1356	Safefree (self);
		1357	}
		1358
		1359	void
		1360	resize (CFPlus::Map self, int map_width, int map_height)
		1361	CODE:
		1362	self->w = map_width;
		1363	self->h = map_height;
		1364
		1365	void
		1366	clear (CFPlus::Map self)
		1367	CODE:
		1368	map_clear (self);
		1369
		1370	void
		1371	set_tileid (CFPlus::Map self, int face, int tile)
		1372	CODE:
		1373	{
		1374	need_facenum (self, face); self->face2tile [face] = tile;
		1375	need_texid (self, tile);
		1376	}
		1377
		1378	void
		1379	set_smooth (CFPlus::Map self, int face, int smooth, int level)
		1380	CODE:
		1381	{
		1382	tileid texid;
		1383	maptex *tex;
		1384
		1385	if (face < 0 || face >= self->faces)
		1386	return;
		1387
		1388	if (smooth < 0 || smooth >= self->faces)
		1389	return;
		1390
		1391	texid = self->face2tile [face];
		1392
		1393	if (!texid)
		1394	return;
		1395
		1396	tex = self->tex + texid;
		1397	tex->smoothtile = self->face2tile [smooth];
		1398	tex->smoothlevel = level;
		1399	}
		1400
		1401	void
		1402	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)
		1403	CODE:
		1404	{
		1405	need_texid (self, texid);
		1406
		1407	{
		1408	maptex *tex = self->tex + texid;
		1409
		1410	tex->name = name;
		1411	tex->w = w;
		1412	tex->h = h;
		1413	tex->s = s;
		1414	tex->t = t;
		1415	tex->r = r;
		1416	tex->g = g;
		1417	tex->b = b;
		1418	tex->a = a;
		1419	}
		1420
		1421	// somewhat hackish, but for textures that require it, it really
		1422	// improves the look, and most others don't suffer.
		1423	glBindTexture (GL_TEXTURE_2D, name);
		1424	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1425	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1426	// use uglier nearest interpolation because linear suffers
		1427	// from transparent color bleeding and ugly wrapping effects.
		1428	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1429	}
		1430
		1431	int
		1432	ox (CFPlus::Map self)
		1433	ALIAS:
		1434	oy = 1
		1435	x = 2
		1436	y = 3
		1437	w = 4
		1438	h = 5
		1439	CODE:
		1440	switch (ix)
		1441	{
		1442	case 0: RETVAL = self->ox; break;
		1443	case 1: RETVAL = self->oy; break;
		1444	case 2: RETVAL = self->x; break;
		1445	case 3: RETVAL = self->y; break;
		1446	case 4: RETVAL = self->w; break;
		1447	case 5: RETVAL = self->h; break;
		1448	}
		1449	OUTPUT:
		1450	RETVAL
		1451
		1452	void
		1453	scroll (CFPlus::Map self, int dx, int dy)
		1454	CODE:
		1455	{
		1456	if (dx > 0)
		1457	map_blank (self, self->x, self->y, dx, self->h);
		1458	else if (dx < 0)
		1459	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
		1460
		1461	if (dy > 0)
		1462	map_blank (self, self->x, self->y, self->w, dy);
		1463	else if (dy < 0)
		1464	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
		1465
		1466	self->ox += dx; self->x += dx;
		1467	self->oy += dy; self->y += dy;
		1468
		1469	while (self->y < 0)
		1470	{
		1471	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
		1472
		1473	self->rows += MAP_EXTEND_Y;
		1474	self->y += MAP_EXTEND_Y;
		1475	}
		1476	}
		1477
		1478	void
		1479	map1a_update (CFPlus::Map self, SV *data_, int extmap)
		1480	CODE:
		1481	{
		1482	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
		1483	uint8_t *data_end = (uint8_t *)SvEND (data_);
		1484	mapcell *cell;
		1485	int x, y, flags;
		1486
		1487	while (data < data_end - 1)
		1488	{
		1489	flags = (data [0] << 8) + data [1]; data += 2;
		1490
		1491	x = self->x + ((flags >> 10) & 63);
		1492	y = self->y + ((flags >> 4) & 63);
		1493
		1494	cell = map_get_cell (self, x, y);
		1495
		1496	if (flags & 15)
		1497	{
		1498	if (!cell->darkness)
		1499	{
		1500	memset (cell, 0, sizeof (*cell));
		1501	cell->darkness = 256;
		1502	}
		1503
		1504	//TODO: don't trust server data to be in-range(!)
		1505
		1506	if (flags & 8)
		1507	{
		1508	if (extmap)
		1509	{
		1510	uint8_t ext, cmd;
		1511
		1512	do
		1513	{
		1514	ext = *data++;
		1515	cmd = ext & 0x3f;
		1516
		1517	if (cmd < 4)
		1518	cell->darkness = 255 - ext * 64 + 1;
		1519	else if (cmd == 5) // health
		1520	{
		1521	cell->stat_width = 1;
		1522	cell->stat_hp = *data++;
		1523	}
		1524	else if (cmd == 6) // monster width
		1525	cell->stat_width = *data++ + 1;
		1526	else if (cmd == 0x47)
		1527	{
		1528	if (*data == 4)
		1529	; // decode player count
		1530
		1531	data += *data + 1;
		1532	}
		1533	else if (cmd == 8) // cell flags
		1534	cell->flags = *data++;
		1535	else if (ext & 0x40) // unknown, multibyte => skip
		1536	data += *data + 1;
		1537	else
		1538	data++;
		1539	}
		1540	while (ext & 0x80);
		1541	}
		1542	else
		1543	cell->darkness = *data++ + 1;
		1544	}
		1545
		1546	if (flags & 4)
		1547	{
		1548	faceid face = (data [0] << 8) + data [1]; data += 2;
		1549	need_facenum (self, face);
		1550	cell->tile [0] = self->face2tile [face];
		1551	}
		1552
		1553	if (flags & 2)
		1554	{
		1555	faceid face = (data [0] << 8) + data [1]; data += 2;
		1556	need_facenum (self, face);
		1557	cell->tile [1] = self->face2tile [face];
		1558	}
		1559
		1560	if (flags & 1)
		1561	{
		1562	faceid face = (data [0] << 8) + data [1]; data += 2;
		1563	need_facenum (self, face);
		1564	cell->tile [2] = self->face2tile [face];
		1565	}
		1566	}
		1567	else
		1568	cell->darkness = 0;
		1569	}
		1570	}
		1571
		1572	SV *
		1573	mapmap (CFPlus::Map self, int x0, int y0, int w, int h)
		1574	CODE:
		1575	{
		1576	int x1, x;
		1577	int y1, y;
		1578	int z;
		1579	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1580	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1581
		1582	SvPOK_only (map_sv);
		1583	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1584
		1585	x0 += self->x; x1 = x0 + w;
		1586	y0 += self->y; y1 = y0 + h;
		1587
		1588	for (y = y0; y < y1; y++)
		1589	{
		1590	maprow *row = 0 <= y && y < self->rows
		1591	? self->row + y
		1592	: 0;
		1593
		1594	for (x = x0; x < x1; x++)
		1595	{
		1596	int r = 32, g = 32, b = 32, a = 192;
		1597
		1598	if (row && row->c0 <= x && x < row->c1)
		1599	{
		1600	mapcell *cell = row->col + (x - row->c0);
		1601
		1602	for (z = 0; z <= 0; z++)
		1603	{
		1604	maptex tex = self->tex [cell->tile [z]];
		1605	int a0 = 255 - tex.a;
		1606	int a1 = tex.a;
		1607
		1608	r = (r * a0 + tex.r * a1) / 255;
		1609	g = (g * a0 + tex.g * a1) / 255;
		1610	b = (b * a0 + tex.b * a1) / 255;
		1611	a = (a * a0 + tex.a * a1) / 255;
		1612	}
		1613	}
		1614
		1615	*map++ = (r )
		1616	| (g << 8)
		1617	| (b << 16)
		1618	| (a << 24);
		1619	}
		1620	}
		1621
		1622	RETVAL = map_sv;
		1623	}
		1624	OUTPUT:
		1625	RETVAL
		1626
		1627	void
		1628	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
		1629	CODE:
		1630	{
		1631	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1632	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1633	static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k)
		1634	smooth_key skey;
		1635	int x, y, z;
		1636	int last_name;
		1637
		1638	// thats current max. sorry.
		1639	if (sw > 255) sw = 255;
		1640	if (sh > 255) sh = 255;
		1641
		1642	// clear key, in case of extra padding
		1643	memset (&skey, 0, sizeof (skey));
		1644
		1645	glColor4ub (255, 255, 255, 255);
		1646
		1647	glEnable (GL_BLEND);
		1648	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1649	glEnable (GL_TEXTURE_2D);
		1650	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1651
		1652	glBegin (GL_QUADS);
		1653
		1654	last_name = 0;
		1655
		1656	mx += self->x;
		1657	my += self->y;
		1658
		1659	// first pass: determine smooth_max
		1660	// rather ugly, if you ask me
		1661	// could also be stored inside mapcell and updated on change
		1662	memset (smooth_max, 0, sizeof (smooth_max));
		1663
		1664	for (y = 0; y < sh; y++)
		1665	if (0 <= y + my && y + my < self->rows)
		1666	{
		1667	maprow *row = self->row + (y + my);
		1668
		1669	for (x = 0; x < sw; x++)
		1670	if (row->c0 <= x + mx && x + mx < row->c1)
		1671	{
		1672	mapcell *cell = row->col + (x + mx - row->c0);
		1673
		1674	smooth_max[x + 1][y + 1] =
		1675	MAX (self->tex [cell->tile [0]].smoothlevel,
		1676	MAX (self->tex [cell->tile [1]].smoothlevel,
		1677	self->tex [cell->tile [2]].smoothlevel));
		1678	}
		1679	}
		1680
		1681	for (z = 0; z <= 2; z++)
		1682	{
		1683	memset (smooth_level, 0, sizeof (smooth_level));
		1684
		1685	for (y = 0; y < sh; y++)
		1686	if (0 <= y + my && y + my < self->rows)
		1687	{
		1688	maprow *row = self->row + (y + my);
		1689
		1690	for (x = 0; x < sw; x++)
		1691	if (row->c0 <= x + mx && x + mx < row->c1)
		1692	{
		1693	mapcell *cell = row->col + (x + mx - row->c0);
		1694	tileid tile = cell->tile [z];
		1695
		1696	if (tile)
		1697	{
		1698	maptex tex = self->tex [tile];
		1699	int px = (x + 1) * T - tex.w;
		1700	int py = (y + 1) * T - tex.h;
		1701
		1702	// suppressing texture state switches here
		1703	// is only moderately effective, but worth the extra effort
		1704	if (last_name != tex.name)
		1705	{
		1706	if (!tex.name)
		1707	tex = self->tex [2]; /* missing, replace by noface */
		1708
		1709	glEnd ();
		1710	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1711	glBegin (GL_QUADS);
		1712	}
		1713
		1714	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1715	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1716	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1717	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1718
		1719	if (cell->flags && z == 2)
		1720	{
		1721	if (cell->flags & 1)
		1722	{
		1723	maptex tex = self->tex [1];
		1724	int px = x * T + T * 2 / 32;
		1725	int py = y * T - T * 6 / 32;
		1726
		1727	glEnd ();
		1728	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1729	glBegin (GL_QUADS);
		1730
		1731	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1732	glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);
		1733	glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);
		1734	glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );
		1735	}
		1736	}
		1737
		1738	// update smooth hash
		1739	if (tex.smoothtile)
		1740	{
		1741	skey.tile = tex.smoothtile;
		1742	skey.level = tex.smoothlevel;
		1743
		1744	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		1745
		1746	// add bits to current tile and all neighbours. skey.x|y is
		1747	// shifted +1|+1 so we always stay positive.
		1748
		1749	// bits is ___n cccc CCCC bbbb
		1750	// n do not draw borders&corners
		1751	// c draw these corners, but...
		1752	// C ... not these
		1753	// b draw these borders
		1754
		1755	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		1756	// ┃· ·· ·┃ ━━
		1757
		1758	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		1759	// ·· ·· ·┏ ┓·
		1760
		1761	// full tile
		1762	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		1763
		1764	// borders
		1765	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		1766	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		1767	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		1768	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		1769
		1770	// corners
		1771	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		1772	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		1773	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		1774	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		1775	}
		1776	}
		1777	}
		1778	}
		1779
		1780	// go through all smoothlevels, lowest to highest, then draw.
		1781	// this is basically counting sort
		1782	{
		1783	int w, b;
		1784
		1785	for (w = 0; w < 256 / 32; ++w)
		1786	{
		1787	uint32_t smask = smooth_level [w];
		1788	if (smask)
		1789	for (b = 0; b < 32; ++b)
		1790	if (smask & (((uint32_t)1) << b))
		1791	{
		1792	int level = (w << 5) | b;
		1793	HE *he;
		1794
		1795	hv_iterinit (smooth);
		1796	while ((he = hv_iternext (smooth)))
		1797	{
		1798	smooth_key *skey = (smooth_key *)HeKEY (he);
		1799	IV bits = SvIVX (HeVAL (he));
		1800
		1801	if (!(bits & 0x1000)
		1802	&& skey->level == level
		1803	&& level > smooth_max [skey->x][skey->y])
		1804	{
		1805	maptex tex = self->tex [skey->tile];
		1806	int px = (((int)skey->x) - 1) * T;
		1807	int py = (((int)skey->y) - 1) * T;
		1808	int border = bits & 15;
		1809	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		1810	float dx = tex.s * .0625f; // 16 images/row
		1811	float dy = tex.t * .5f ; // 2 images/column
		1812
		1813	// this time naively avoiding texture state changes
		1814	// save gobs of state changes.
		1815	if (last_name != tex.name)
		1816	{
		1817	if (!tex.name)
		1818	continue; // smoothing not yet available
		1819
		1820	glEnd ();
		1821	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1822	glBegin (GL_QUADS);
		1823	}
		1824
		1825	if (border)
		1826	{
		1827	float ox = border * dx;
		1828
		1829	glTexCoord2f (ox , 0.f ); glVertex2f (px , py );
		1830	glTexCoord2f (ox , dy ); glVertex2f (px , py + T);
		1831	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py + T);
		1832	glTexCoord2f (ox + dx, 0.f ); glVertex2f (px + T, py );
		1833	}
		1834
		1835	if (corner)
		1836	{
		1837	float ox = corner * dx;
		1838
		1839	glTexCoord2f (ox , dy ); glVertex2f (px , py );
		1840	glTexCoord2f (ox , dy * 2.f); glVertex2f (px , py + T);
		1841	glTexCoord2f (ox + dx, dy * 2.f); glVertex2f (px + T, py + T);
		1842	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py );
		1843	}
		1844	}
		1845	}
		1846	}
		1847	}
		1848	}
		1849
		1850	hv_clear (smooth);
		1851	}
		1852
		1853	glEnd ();
		1854
		1855	glDisable (GL_TEXTURE_2D);
		1856	glDisable (GL_BLEND);
		1857
		1858	// top layer: overlays such as the health bar
		1859	for (y = 0; y < sh; y++)
		1860	if (0 <= y + my && y + my < self->rows)
		1861	{
		1862	maprow *row = self->row + (y + my);
		1863
		1864	for (x = 0; x < sw; x++)
		1865	if (row->c0 <= x + mx && x + mx < row->c1)
		1866	{
		1867	mapcell *cell = row->col + (x + mx - row->c0);
		1868
		1869	int px = x * T;
		1870	int py = y * T;
		1871
		1872	if (cell->stat_hp)
		1873	{
		1874	int width = cell->stat_width * T;
		1875	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		1876
		1877	glColor3ub (0, 0, 0);
		1878	glRectf (px + 1, py - thick - 2,
		1879	px + width - 1, py);
		1880
		1881	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		1882	glRectf (px + 2,
		1883	py - thick - 1,
		1884	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		1885	}
		1886	}
		1887	}
		1888	}
		1889
		1890	void
		1891	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)
		1892	CODE:
		1893	{
		1894	static float color[16][3] = {
		1895	{ 0.00F, 0.00F, 0.00F },
		1896	{ 1.00F, 1.00F, 1.00F },
		1897	{ 0.00F, 0.00F, 0.55F },
		1898	{ 1.00F, 0.00F, 0.00F },
		1899
		1900	{ 1.00F, 0.54F, 0.00F },
		1901	{ 0.11F, 0.56F, 1.00F },
		1902	{ 0.93F, 0.46F, 0.00F },
		1903	{ 0.18F, 0.54F, 0.34F },
		1904
		1905	{ 0.56F, 0.73F, 0.56F },
		1906	{ 0.80F, 0.80F, 0.80F },
		1907	{ 0.55F, 0.41F, 0.13F },
		1908	{ 0.99F, 0.77F, 0.26F },
		1909
		1910	{ 0.74F, 0.65F, 0.41F },
		1911
		1912	{ 0.00F, 1.00F, 1.00F },
		1913	{ 1.00F, 0.00F, 1.00F },
		1914	{ 1.00F, 1.00F, 0.00F },
		1915	};
		1916
		1917	int x, y;
		1918
		1919	glEnable (GL_TEXTURE_2D);
		1920	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1921	glEnable (GL_BLEND);
		1922	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1923	glBegin (GL_QUADS);
		1924
		1925	for (y = 0; y < h; y++)
		1926	for (x = 0; x < w; x++)
		1927	{
		1928	unsigned char m = data [x + y * w];
		1929
		1930	if (m)
		1931	{
		1932	float *c = color [m & 15];
		1933
		1934	float tx1 = m & 0x40 ? 0.5 : 0.;
		1935	float tx2 = tx1 + 0.5;
		1936
		1937	glColor4f (c[0], c[1], c[2], 0.75);
		1938	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		1939	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		1940	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		1941	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		1942	}
		1943	}
		1944
		1945	glEnd ();
		1946	glDisable (GL_BLEND);
		1947	glDisable (GL_TEXTURE_2D);
		1948	}
		1949
		1950	void
		1951	fow_texture (CFPlus::Map self, int mx, int my, int sw, int sh)
		1952	PPCODE:
		1953	{
		1954	int x, y;
		1955	int sw4 = (sw + 3) & ~3;
		1956	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
		1957	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
		1958
		1959	memset (darkness, 255, sw4 * sh);
		1960	SvPOK_only (darkness_sv);
		1961	SvCUR_set (darkness_sv, sw4 * sh);
		1962
		1963	mx += self->x;
		1964	my += self->y;
		1965
		1966	for (y = 0; y < sh; y++)
		1967	if (0 <= y + my && y + my < self->rows)
		1968	{
		1969	maprow *row = self->row + (y + my);
		1970
		1971	for (x = 0; x < sw; x++)
		1972	if (row->c0 <= x + mx && x + mx < row->c1)
		1973	{
		1974	mapcell *cell = row->col + (x + mx - row->c0);
		1975
		1976	darkness[y * sw4 + x] = cell->darkness
		1977	? 255 - (cell->darkness - 1)
		1978	: 255 - FOW_DARKNESS;
		1979	}
		1980	}
		1981
		1982	EXTEND (SP, 3);
		1983	PUSHs (sv_2mortal (newSViv (sw4)));
		1984	PUSHs (sv_2mortal (newSViv (sh)));
		1985	PUSHs (darkness_sv);
		1986	}
		1987
		1988	SV *
		1989	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)
		1990	CODE:
		1991	{
		1992	int x, y, x1, y1;
		1993	SV *data_sv = newSV (w * h * 7 + 5);
		1994	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		1995
		1996	*data++ = 0; /* version 0 format */
		1997	*data++ = w >> 8; *data++ = w;
		1998	*data++ = h >> 8; *data++ = h;
		1999
		2000	// we need to do this 'cause we don't keep an absolute coord system for rows
		2001	// TODO: treat rows as we treat columns
		2002	map_get_row (self, y0 + self->y - self->oy);//D
		2003	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2004
		2005	x0 += self->x - self->ox;
		2006	y0 += self->y - self->oy;
		2007
		2008	x1 = x0 + w;
		2009	y1 = y0 + h;
		2010
		2011	for (y = y0; y < y1; y++)
		2012	{
		2013	maprow *row = 0 <= y && y < self->rows
		2014	? self->row + y
		2015	: 0;
		2016
		2017	for (x = x0; x < x1; x++)
		2018	{
		2019	if (row && row->c0 <= x && x < row->c1)
		2020	{
		2021	mapcell *cell = row->col + (x - row->c0);
		2022	uint8_t flags = 0;
		2023
		2024	if (cell->tile [0]) flags |= 1;
		2025	if (cell->tile [1]) flags |= 2;
		2026	if (cell->tile [2]) flags |= 4;
		2027
		2028	*data++ = flags;
		2029
		2030	if (flags & 1)
		2031	{
		2032	tileid tile = cell->tile [0];
		2033	*data++ = tile >> 8;
		2034	*data++ = tile;
		2035	}
		2036
		2037	if (flags & 2)
		2038	{
		2039	tileid tile = cell->tile [1];
		2040	*data++ = tile >> 8;
		2041	*data++ = tile;
		2042	}
		2043
		2044	if (flags & 4)
		2045	{
		2046	tileid tile = cell->tile [2];
		2047	*data++ = tile >> 8;
		2048	*data++ = tile;
		2049	}
		2050	}
		2051	else
		2052	*data++ = 0;
		2053	}
		2054	}
		2055
		2056	SvPOK_only (data_sv);
		2057	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2058	RETVAL = data_sv;
		2059	}
		2060	OUTPUT:
		2061	RETVAL
		2062
		2063	void
		2064	set_rect (CFPlus::Map self, int x0, int y0, uint8_t *data)
		2065	PPCODE:
		2066	{
		2067	int x, y, z;
		2068	int w, h;
		2069	int x1, y1;
		2070
		2071	if (*data++ != 0)
		2072	return; /* version mismatch */
		2073
		2074	w = *data++ << 8; w |= *data++;
		2075	h = *data++ << 8; h |= *data++;
		2076
		2077	// we need to do this 'cause we don't keep an absolute coord system for rows
		2078	// TODO: treat rows as we treat columns
		2079	map_get_row (self, y0 + self->y - self->oy);//D
		2080	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2081
		2082	x0 += self->x - self->ox;
		2083	y0 += self->y - self->oy;
		2084
		2085	x1 = x0 + w;
		2086	y1 = y0 + h;
		2087
		2088	for (y = y0; y < y1; y++)
		2089	{
		2090	maprow *row = map_get_row (self, y);
		2091
		2092	for (x = x0; x < x1; x++)
		2093	{
		2094	uint8_t flags = *data++;
		2095
		2096	if (flags)
		2097	{
		2098	mapcell *cell = row_get_cell (row, x);
		2099	tileid tile[3] = { 0, 0, 0 };
		2100
		2101	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2102	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2103	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2104
		2105	if (cell->darkness == 0)
		2106	{
		2107	cell->darkness = 0;
		2108
		2109	for (z = 0; z <= 2; z++)
		2110	{
		2111	tileid t = tile [z];
		2112
		2113	if (t >= self->texs || (t && !self->tex [t].name))
		2114	{
		2115	XPUSHs (sv_2mortal (newSViv (t)));
		2116	need_texid (self, t);
		2117	}
		2118
		2119	cell->tile [z] = t;
		2120	}
		2121	}
		2122	}
		2123	}
		2124	}
		2125	}
		2126
		2127	MODULE = CFPlus PACKAGE = CFPlus::MixChunk
		2128
		2129	CFPlus::MixChunk
		2130	new_from_file (SV *class, char *path)
		2131	CODE:
		2132	RETVAL = Mix_LoadWAV (path);
		2133	OUTPUT:
		2134	RETVAL
		2135
		2136	void
		2137	DESTROY (CFPlus::MixChunk self)
		2138	CODE:
		2139	Mix_FreeChunk (self);
		2140
		2141	int
		2142	volume (CFPlus::MixChunk self, int volume = -1)
		2143	CODE:
		2144	RETVAL = Mix_VolumeChunk (self, volume);
		2145	OUTPUT:
		2146	RETVAL
		2147
		2148	int
		2149	play (CFPlus::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)
		2150	CODE:
		2151	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2152	OUTPUT:
		2153	RETVAL
		2154
		2155	MODULE = CFPlus PACKAGE = CFPlus::MixMusic
		2156
		2157	int
		2158	volume (int volume = -1)
		2159	CODE:
		2160	RETVAL = Mix_VolumeMusic (volume);
		2161	OUTPUT:
		2162	RETVAL
		2163
		2164	int
		2165	fade_out (int ms)
		2166	CODE:
		2167	RETVAL = Mix_FadeOutMusic (ms);
		2168	OUTPUT:
		2169	RETVAL
		2170
		2171	CFPlus::MixMusic
		2172	new_from_file (SV *class, char *path)
		2173	CODE:
		2174	RETVAL = Mix_LoadMUS (path);
		2175	OUTPUT:
		2176	RETVAL
		2177
		2178	void
		2179	DESTROY (CFPlus::MixMusic self)
		2180	CODE:
		2181	Mix_FreeMusic (self);
		2182
		2183	int
		2184	play (CFPlus::MixMusic self, int loops = -1)
		2185	CODE:
		2186	RETVAL = Mix_PlayMusic (self, loops);
		2187	OUTPUT:
		2188	RETVAL
		2189
		2190	int
		2191	fade_in_pos (CFPlus::MixMusic self, int loops, int ms, double position)
		2192	CODE:
		2193	RETVAL = Mix_FadeInMusicPos (self, loops, ms, position);
		2194	OUTPUT:
		2195	RETVAL
		2196
		2197	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		2198
		2199	BOOT:
		2200	{
		2201	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
		2202	static const struct {
		2203	const char *name;
		2204	IV iv;
		2205	} *civ, const_iv[] = {
		2206	# define const_iv(name) { # name, (IV)name }
		2207	const_iv (GL_COLOR_MATERIAL),
		2208	const_iv (GL_SMOOTH),
		2209	const_iv (GL_FLAT),
		2210	const_iv (GL_DITHER),
		2211	const_iv (GL_BLEND),
		2212	const_iv (GL_CULL_FACE),
		2213	const_iv (GL_SCISSOR_TEST),
		2214	const_iv (GL_DEPTH_TEST),
		2215	const_iv (GL_ALPHA_TEST),
		2216	const_iv (GL_NORMALIZE),
		2217	const_iv (GL_RESCALE_NORMAL),
		2218	const_iv (GL_FRONT),
		2219	const_iv (GL_BACK),
		2220	const_iv (GL_AND),
		2221	const_iv (GL_ONE),
		2222	const_iv (GL_ZERO),
		2223	const_iv (GL_SRC_ALPHA),
		2224	const_iv (GL_DST_ALPHA),
		2225	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2226	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2227	const_iv (GL_SRC_ALPHA_SATURATE),
		2228	const_iv (GL_RGB),
		2229	const_iv (GL_RGBA),
		2230	const_iv (GL_RGBA4),
		2231	const_iv (GL_RGBA8),
		2232	const_iv (GL_RGB5_A1),
		2233	const_iv (GL_UNSIGNED_BYTE),
		2234	const_iv (GL_UNSIGNED_SHORT),
		2235	const_iv (GL_UNSIGNED_INT),
		2236	const_iv (GL_ALPHA),
		2237	const_iv (GL_INTENSITY),
		2238	const_iv (GL_LUMINANCE),
		2239	const_iv (GL_LUMINANCE_ALPHA),
		2240	const_iv (GL_FLOAT),
		2241	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2242	const_iv (GL_COMPILE),
		2243	const_iv (GL_TEXTURE_1D),
		2244	const_iv (GL_TEXTURE_2D),
		2245	const_iv (GL_TEXTURE_ENV),
		2246	const_iv (GL_TEXTURE_MAG_FILTER),
		2247	const_iv (GL_TEXTURE_MIN_FILTER),
		2248	const_iv (GL_TEXTURE_ENV_MODE),
		2249	const_iv (GL_TEXTURE_WRAP_S),
		2250	const_iv (GL_TEXTURE_WRAP_T),
		2251	const_iv (GL_REPEAT),
		2252	const_iv (GL_CLAMP),
		2253	const_iv (GL_CLAMP_TO_EDGE),
		2254	const_iv (GL_NEAREST),
		2255	const_iv (GL_LINEAR),
		2256	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2257	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2258	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2259	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2260	const_iv (GL_GENERATE_MIPMAP),
		2261	const_iv (GL_MODULATE),
		2262	const_iv (GL_DECAL),
		2263	const_iv (GL_REPLACE),
		2264	const_iv (GL_DEPTH_BUFFER_BIT),
		2265	const_iv (GL_COLOR_BUFFER_BIT),
		2266	const_iv (GL_PROJECTION),
		2267	const_iv (GL_MODELVIEW),
		2268	const_iv (GL_COLOR_LOGIC_OP),
		2269	const_iv (GL_SEPARABLE_2D),
		2270	const_iv (GL_CONVOLUTION_2D),
		2271	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2272	const_iv (GL_CONSTANT_BORDER),
		2273	const_iv (GL_LINES),
		2274	const_iv (GL_LINE_STRIP),
		2275	const_iv (GL_LINE_LOOP),
		2276	const_iv (GL_QUADS),
		2277	const_iv (GL_QUAD_STRIP),
		2278	const_iv (GL_TRIANGLES),
		2279	const_iv (GL_TRIANGLE_STRIP),
		2280	const_iv (GL_TRIANGLE_FAN),
		2281	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2282	const_iv (GL_FASTEST),
		2283	const_iv (GL_V2F),
		2284	const_iv (GL_V3F),
		2285	const_iv (GL_T2F_V3F),
		2286	const_iv (GL_T2F_N3F_V3F),
		2287	# undef const_iv
		2288	};
		2289
		2290	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2291	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2292
		2293	texture_av = newAV ();
		2294	AvREAL_off (texture_av);
		2295	}
		2296
		2297	char *
		2298	gl_vendor ()
		2299	CODE:
		2300	RETVAL = (char *)glGetString (GL_VENDOR);
		2301	OUTPUT:
		2302	RETVAL
		2303
		2304	char *
		2305	gl_version ()
		2306	CODE:
		2307	RETVAL = (char *)glGetString (GL_VERSION);
		2308	OUTPUT:
		2309	RETVAL
		2310
		2311	char *
		2312	gl_extensions ()
		2313	CODE:
		2314	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2315	OUTPUT:
		2316	RETVAL
		2317
		2318	int glGetError ()
		2319
		2320	void glFinish ()
		2321
		2322	void glClear (int mask)
		2323
		2324	void glClearColor (float r, float g, float b, float a = 1.0)
		2325	PROTOTYPE: @
		2326
		2327	void glEnable (int cap)
		2328
		2329	void glDisable (int cap)
		2330
		2331	void glShadeModel (int mode)
		2332
		2333	void glHint (int target, int mode)
		2334
		2335	void glBlendFunc (int sfactor, int dfactor)
		2336
		2337	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2338	CODE:
		2339	gl_BlendFuncSeparate (sa, da, saa, daa);
		2340
		2341	void glDepthMask (int flag)
		2342
		2343	void glLogicOp (int opcode)
		2344
		2345	void glColorMask (int red, int green, int blue, int alpha)
		2346
		2347	void glMatrixMode (int mode)
		2348
		2349	void glPushMatrix ()
		2350
		2351	void glPopMatrix ()
		2352
		2353	void glLoadIdentity ()
		2354
		2355	void glDrawBuffer (int buffer)
		2356
		2357	void glReadBuffer (int buffer)
		2358
		2359	# near_ and far_ are due to microsofts buggy "c" compiler
		2360	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2361
		2362	# near_ and far_ are due to microsofts buggy "c" compiler
		2363	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2364
		2365	void glViewport (int x, int y, int width, int height)
		2366
		2367	void glScissor (int x, int y, int width, int height)
		2368
		2369	void glTranslate (float x, float y, float z = 0.)
		2370	CODE:
		2371	glTranslatef (x, y, z);
		2372
		2373	void glScale (float x, float y, float z = 1.)
		2374	CODE:
		2375	glScalef (x, y, z);
		2376
		2377	void glRotate (float angle, float x, float y, float z)
		2378	CODE:
		2379	glRotatef (angle, x, y, z);
		2380
		2381	void glBegin (int mode)
		2382
		2383	void glEnd ()
		2384
		2385	void glColor (float r, float g, float b, float a = 1.0)
		2386	PROTOTYPE: @
		2387	ALIAS:
		2388	glColor_premultiply = 1
		2389	CODE:
		2390	if (ix)
		2391	{
		2392	r *= a;
		2393	g *= a;
		2394	b *= a;
		2395	}
		2396	// microsoft visual "c" rounds instead of truncating...
		2397	glColor4f (r, g, b, a);
		2398
		2399	void glInterleavedArrays (int format, int stride, char *data)
		2400
		2401	void glDrawElements (int mode, int count, int type, char *indices)
		2402
		2403	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2404
		2405	void glRasterPos (float x, float y, float z = 0.)
		2406	CODE:
		2407	glRasterPos3f (0, 0, z);
		2408	glBitmap (0, 0, 0, 0, x, y, 0);
		2409
		2410	void glVertex (float x, float y, float z = 0.)
		2411	CODE:
		2412	glVertex3f (x, y, z);
		2413
		2414	void glTexCoord (float s, float t)
		2415	CODE:
		2416	glTexCoord2f (s, t);
		2417
		2418	void glTexEnv (int target, int pname, float param)
		2419	CODE:
		2420	glTexEnvf (target, pname, param);
		2421
		2422	void glTexParameter (int target, int pname, float param)
		2423	CODE:
		2424	glTexParameterf (target, pname, param);
		2425
		2426	void glBindTexture (int target, int name)
		2427
		2428	void glConvolutionParameter (int target, int pname, float params)
		2429	CODE:
		2430	if (gl.ConvolutionParameterf)
		2431	gl.ConvolutionParameterf (target, pname, params);
		2432
		2433	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2434	CODE:
		2435	if (gl.ConvolutionFilter2D)
		2436	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2437
		2438	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2439	CODE:
		2440	if (gl.SeparableFilter2D)
		2441	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2442
		2443	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2444
		2445	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2446
		2447	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2448
		2449	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2450
		2451	int glGenTexture ()
		2452	CODE:
		2453	RETVAL = gen_texture ();
		2454	OUTPUT:
		2455	RETVAL
		2456
		2457	void glDeleteTexture (int name)
		2458	CODE:
		2459	del_texture (name);
		2460
		2461	int glGenList ()
		2462	CODE:
		2463	RETVAL = glGenLists (1);
		2464	OUTPUT:
		2465	RETVAL
		2466
		2467	void glDeleteList (int list)
		2468	CODE:
		2469	glDeleteLists (list, 1);
		2470
		2471	void glNewList (int list, int mode = GL_COMPILE)
		2472
		2473	void glEndList ()
		2474
		2475	void glCallList (int list)
		2476

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