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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.33 by root, Thu Apr 13 23:42:14 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
12	#include <glib/gmacros.h>	39	#include <glib/gmacros.h>
13		40
14	#include <pango/pango.h>	41	#include <pango/pango.h>
15	#include <pango/pangofc-fontmap.h>
16	#include <pango/pangoft2.h>
17		42
		43	#ifndef _WIN32
18	#include <sys/types.h>	44	# include <sys/types.h>
19	#include <sys/socket.h>	45	# include <sys/socket.h>
20	#include <netinet/in.h>	46	# include <netinet/in.h>
21	#include <netinet/tcp.h>	47	# include <netinet/tcp.h>
22
23	#include <inttypes.h>	48	# include <inttypes.h>
		49	#endif
		50
		51	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
24		52
25	#define FOW_DARKNESS 32	53	#define FOW_DARKNESS 32
26		54
27	#define MAP_EXTEND_X 32	55	#define MAP_EXTEND_X 32
28	#define MAP_EXTEND_Y 512	56	#define MAP_EXTEND_Y 512
29		57
30	static PangoContext *context;	58	#define MIN_FONT_HEIGHT 10
31	static PangoFontMap *fontmap;	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	}
32		138
33	typedef struct cf_layout {	139	typedef struct cf_layout {
34	PangoLayout *pl;	140	PangoLayout *pl;
		141	float r, g, b, a; // default color for rgba mode
35	int base_height;	142	int base_height;
		143	CFPlus__Font font;
36	} *CFClient__Layout;	144	} *CFPlus__Layout;
		145
		146	static CFPlus__Font default_font;
		147	static PangoContext *opengl_context;
		148	static PangoFontMap *opengl_fontmap;
37		149
38	static void	150	static void
39	substitute_func (FcPattern *pattern, gpointer data)	151	substitute_func (FcPattern *pattern, gpointer data)
40	{	152	{
41	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
42	FcPatternAddBool (pattern, FC_AUTOHINT, 1);	157	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
43	}	158	}
44		159
45	static void	160	static void
46	layout_update (CFClient__Layout self)	161	layout_update_font (CFPlus__Layout self)
47	{	162	{
48	/* 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
49	* reasonably well with bitstream vera	164	* reasonably well with bitstream vera
50	*/	165	*/
51	PangoFontDescription *font = pango_context_get_font_description (context);	166	PangoFontDescription *font = self->font ? self->font : default_font;
52	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);
53	}	172	}
54		173
55	static void	174	static void
56	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	175	layout_get_pixel_size (CFPlus__Layout self, int *w, int *h)
57	{	176	{
58	layout_update (self);	177	PangoRectangle rect;
59		178
		179	// get_pixel_* wrongly rounds down
60	pango_layout_get_pixel_size (self->pl, w, h);	180	pango_layout_get_extents (self->pl, 0, &rect);
61		181
62	*w = (*w + 3) & ~3;	182	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
63	if (!*w) *w = 1;	183	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
64	if (!*h) *h = 1;	184
		185	if (!rect.width) rect.width = 1;
		186	if (!rect.height) rect.height = 1;
		187
		188	*w = rect.width;
		189	*h = rect.height;
65	}	190	}
		191
		192	typedef uint16_t tileid;
		193	typedef uint16_t faceid;
66		194
67	typedef struct {	195	typedef struct {
68	GLint name;	196	int name;
69	int w, h;	197	int w, h;
70	float s, t;	198	float s, t;
71	} mapface;	199	uint8_t r, g, b, a;
		200	tileid smoothtile;
		201	uint8_t smoothlevel;
		202	} maptex;
72		203
73	typedef struct {	204	typedef struct {
		205	uint32_t player;
		206	tileid tile[3];
74	int16_t darkness;	207	uint16_t darkness;
75	uint16_t face[3];	208	uint8_t stat_width, stat_hp, flags, smoothmax;
76	} mapcell;	209	} mapcell;
77		210
78	typedef struct {	211	typedef struct {
79	int32_t c0, c1;	212	int32_t c0, c1;
80	mapcell *col;	213	mapcell *col;
81	} maprow;	214	} maprow;
82		215
83	typedef struct map {	216	typedef struct map {
84	int x, y, w, h;	217	int x, y, w, h;
85	int vx, vy;	218	int ox, oy; /* offset to virtual global coordinate system */
86	int faces;	219	int faces; tileid *face2tile; // [faceid]
87	mapface *face;	220	int texs; maptex *tex; // [tileid]
88		221
89	uint32_t rows;	222	int32_t rows;
90	maprow *row;	223	maprow *row;
91	} *CFClient__Map;	224	} *CFPlus__Map;
92		225
93	static char *	226	static char *
94	prepend (char *ptr, int sze, int inc)	227	prepend (char *ptr, int sze, int inc)
95	{	228	{
96	char *p;	229	char *p;
…		…
114		247
115	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	248	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
116	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((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))
117		250
118	static void	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
119	map_clear (CFClient__Map self)	326	map_clear (CFPlus__Map self)
120	{	327	{
121	int r;	328	int r;
122		329
123	for (r = 0; r < self->rows; r++)	330	for (r = 0; r < self->rows; r++)
124	Safefree (self->row[r].col);	331	Safefree (self->row[r].col);
125		332
126	Safefree (self->row);	333	Safefree (self->row);
127		334
128	self->x = 0;	335	self->x = 0;
129	self->y = 0;	336	self->y = 0;
130	self->vx = 0;	337	self->ox = 0;
131	self->vy = 0;	338	self->oy = 0;
132	self->row = 0;	339	self->row = 0;
133	self->rows = 0;	340	self->rows = 0;
134	}	341	}
135		342
136	static void	343	static void
137	map_blank (CFClient__Map self, int x0, int y0, int w, int h)	344	map_blank (CFPlus__Map self, int x0, int y0, int w, int h)
138	{	345	{
139	int x, y;	346	int x, y;
		347	maprow *row;
		348	mapcell *cell;
140		349
141	for (y = y0; y < y0 + h; y++)	350	for (y = y0; y < y0 + h; y++)
142	if (y >= 0)	351	if (y >= 0)
143	{	352	{
144	if (y >= self->rows)	353	if (y >= self->rows)
145	break;	354	break;
146		355
147	maprow *row = self->row + y;	356	row = self->row + y;
148		357
149	for (x = x0; x < x0 + w; x++)	358	for (x = x0; x < x0 + w; x++)
150	if (x >= row->c0)	359	if (x >= row->c0)
151	{	360	{
152	if (x >= row->c1)	361	if (x >= row->c1)
153	break;	362	break;
154		363
155	row->col[x - row->c0].darkness = -1;	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;
156	}	370	}
157	}	371	}
158	}	372	}
159		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
160	MODULE = CFClient PACKAGE = CFClient	437	MODULE = CFPlus PACKAGE = CFPlus
161		438
162	PROTOTYPES: ENABLE	439	PROTOTYPES: ENABLE
163		440
164	BOOT:	441	BOOT:
165	{	442	{
166	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 ();
167	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);
168	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	589	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
169	}	590	}
170		591
		592	int
		593	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
		594
171	void	595	void
172	lowdelay (int fd, int val = 1)	596	SDL_Quit ()
		597
		598	void
		599	SDL_ListModes ()
173	CODE:	600	PPCODE:
174	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	}
175		639
176	char *	640	char *
177	gl_version ()	641	SDL_GetError ()
		642
		643	int
		644	SDL_SetVideoMode (int w, int h, int fullscreen)
178	CODE:	645	CODE:
179	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	}
180	OUTPUT:	659	OUTPUT:
181	RETVAL	660	RETVAL
182		661
		662	void
		663	SDL_GL_SwapBuffers ()
		664
183	char *	665	char *
184	gl_extensions ()	666	SDL_GetKeyName (int sym)
		667
		668	void
		669	poll_events ()
185	CODE:	670	PPCODE:
186	RETVAL = (char *)glGetString (GL_EXTENSIONS);	671	{
187	OUTPUT:	672	SDL_Event ev;
188	RETVAL	673
		674	SDL_PumpEvents ();
		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);
		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
		751	void
		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	}
189		790
190	void	791	void
191	add_font (char *file)	792	add_font (char *file)
192	CODE:	793	CODE:
193	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	794	FcConfigAppFontAddFile (0, (const FcChar8 *)file);
194
195	void
196	set_font (char *file)
197	CODE:
198	{
199	int count;
200	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
201	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
202	FcPatternDestroy (pattern);
203	pango_context_set_font_description (context, font);
204	}
205		795
206	void	796	void
207	load_image_inline (SV *image_)	797	load_image_inline (SV *image_)
208	ALIAS:	798	ALIAS:
209	load_image_file = 1	799	load_image_file = 1
…		…
216	SDL_RWops *rw = ix	806	SDL_RWops *rw = ix
217	? SDL_RWFromFile (image, "r")	807	? SDL_RWFromFile (image, "r")
218	: SDL_RWFromConstMem (image, image_len);	808	: SDL_RWFromConstMem (image, image_len);
219		809
220	if (!rw)	810	if (!rw)
221	croak ("load_image: unable to open file");	811	croak ("load_image: %s", SDL_GetError ());
222		812
223	surface = IMG_Load_RW (rw, 1);	813	surface = IMG_Load_RW (rw, 1);
224	if (!surface)	814	if (!surface)
225	croak ("load_image: unable to read file");	815	croak ("load_image: %s", SDL_GetError ());
226		816
227	fmt.palette = NULL;	817	fmt.palette = NULL;
228	fmt.BitsPerPixel = 32;	818	fmt.BitsPerPixel = 32;
229	fmt.BytesPerPixel = 4;	819	fmt.BytesPerPixel = 4;
		820	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
230	fmt.Rmask = 0x000000ff;	821	fmt.Rmask = 0x000000ff;
231	fmt.Gmask = 0x0000ff00;	822	fmt.Gmask = 0x0000ff00;
232	fmt.Bmask = 0x00ff0000;	823	fmt.Bmask = 0x00ff0000;
233	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
234	fmt.Rloss = 0;	831	fmt.Rloss = 0;
235	fmt.Gloss = 0;	832	fmt.Gloss = 0;
236	fmt.Bloss = 0;	833	fmt.Bloss = 0;
237	fmt.Aloss = 0;	834	fmt.Aloss = 0;
238	fmt.Rshift = 0;	835	fmt.Rshift = 0;
…		…
242	fmt.colorkey = 0;	839	fmt.colorkey = 0;
243	fmt.alpha = 0;	840	fmt.alpha = 0;
244		841
245	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	842	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
246		843
		844	assert (surface2->pitch == surface2->w * 4);
		845
		846	SDL_LockSurface (surface2);
247	EXTEND (SP, 5);	847	EXTEND (SP, 6);
248	PUSHs (sv_2mortal (newSViv (surface2->w)));	848	PUSHs (sv_2mortal (newSViv (surface2->w)));
249	PUSHs (sv_2mortal (newSViv (surface2->h)));	849	PUSHs (sv_2mortal (newSViv (surface2->h)));
250	SDL_LockSurface (surface2);
251	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	850	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
252	SDL_UnlockSurface (surface2);
253	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)));
254	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	852	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
255	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	853	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		854	SDL_UnlockSurface (surface2);
256		855
257	SDL_FreeSurface (surface);	856	SDL_FreeSurface (surface);
258	SDL_FreeSurface (surface2);	857	SDL_FreeSurface (surface2);
259	}	858	}
260		859
261	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
262	fatal (char *message)	894	fatal (char *message)
263	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:
264	#ifdef WIN32	905	#ifdef WIN32
265	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	906	ExitThread (retval); // unclean, please beam me up
266	#else	907	#else
267	fprintf (stderr, "%s\n", message);	908	_exit (retval);
268	#endif	909	#endif
269	exit (1);
270		910
271	MODULE = CFClient PACKAGE = CFClient::Layout	911	void
272		912	debug ()
273	CFClient::Layout
274	new (SV *class, int base_height = 10)
275	CODE:	913	CODE:
276	New (0, RETVAL, 1, struct cf_layout);	914	{
277	RETVAL->base_height = base_height;	915	#if DEBUG
278	RETVAL->pl = pango_layout_new (context);	916	VALGRIND_DO_LEAK_CHECK;
279	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	}
280	OUTPUT:	931	OUTPUT:
281	RETVAL	932	RETVAL
282		933
283	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
284	DESTROY (CFClient::Layout self)	970	DESTROY (CFPlus::Layout self)
285	CODE:	971	CODE:
286	g_object_unref (self->pl);	972	g_object_unref (self->pl);
287	Safefree (self);	973	Safefree (self);
288		974
289	void	975	void
290	set_markup (CFClient::Layout self, SV *text_)	976	set_text (CFPlus::Layout self, SV *text_)
291	CODE:	977	CODE:
292	{	978	{
293	STRLEN textlen;	979	STRLEN textlen;
294	char *text = SvPVutf8 (text_, textlen);	980	char *text = SvPVutf8 (text_, textlen);
295		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
296	pango_layout_set_markup (self->pl, text, textlen);	992	pango_layout_set_markup (self->pl, text, textlen);
297	}	993	}
298		994
299	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
300	set_height (CFClient::Layout self, int base_height)	1106	set_height (CFPlus::Layout self, int base_height)
301	CODE:	1107	CODE:
		1108	if (self->base_height != base_height)
		1109	{
302	self->base_height = base_height;	1110	self->base_height = base_height;
		1111	layout_update_font (self);
		1112	}
303		1113
304	void	1114	void
305	set_width (CFClient::Layout self, int max_width = -1)	1115	set_width (CFPlus::Layout self, int max_width = -1)
306	CODE:	1116	CODE:
307	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);
308		1118
309	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
310	size (CFClient::Layout self)	1145	size (CFPlus::Layout self)
311	PPCODE:	1146	PPCODE:
312	{	1147	{
313	int w, h;	1148	int w, h;
314		1149
315	layout_update (self);
316	layout_get_pixel_size (self, &w, &h);	1150	layout_get_pixel_size (self, &w, &h);
317		1151
318	EXTEND (SP, 2);	1152	EXTEND (SP, 2);
319	PUSHs (sv_2mortal (newSViv (w)));	1153	PUSHs (sv_2mortal (newSViv (w)));
320	PUSHs (sv_2mortal (newSViv (h)));	1154	PUSHs (sv_2mortal (newSViv (h)));
321	}	1155	}
322		1156
323	int	1157	int
324	xy_to_index (CFClient::Layout self, int x, int y)	1158	descent (CFPlus::Layout self)
325	CODE:	1159	CODE:
326	{	1160	{
327	int index, trailing;	1161	PangoRectangle rect;
328		1162	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
329	layout_update (self);	1163	pango_layout_line_get_pixel_extents (line, 0, &rect);
330	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1164	RETVAL = PANGO_DESCENT (rect);
331
332	RETVAL = index;
333	}	1165	}
334	OUTPUT:	1166	OUTPUT:
335	RETVAL	1167	RETVAL
336		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
337	void	1180	void
338	cursor_pos (CFClient::Layout self, int index)	1181	cursor_pos (CFPlus::Layout self, int index)
339	PPCODE:	1182	PPCODE:
340	{	1183	{
341	PangoRectangle strong_pos;	1184	PangoRectangle strong_pos;
342	layout_update (self);
343	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1185	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
344		1186
345	EXTEND (SP, 3);	1187	EXTEND (SP, 3);
346	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1188	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
347	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1189	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
348	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1190	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
349	}	1191	}
350		1192
351	void	1193	void
352	render (CFClient::Layout self)	1194	index_to_line_x (CFPlus::Layout self, int index, int trailing = 0)
353	PPCODE:	1195	PPCODE:
354	{	1196	{
355	SV *retval;	1197	int line, x;
356	int w, h;
357	FT_Bitmap bitmap;
358		1198
359	layout_update (self);	1199	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
360	layout_get_pixel_size (self, &w, &h);	1200	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
361		1201
362	retval = newSV (w * h);
363	SvPOK_only (retval);
364	SvCUR_set (retval, w * h);
365
366	bitmap.rows = h;
367	bitmap.width = w;
368	bitmap.pitch = w;
369	bitmap.buffer = (unsigned char*)SvPVX (retval);
370	bitmap.num_grays = 256;
371	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
372
373	memset (bitmap.buffer, 0, w * h);
374
375	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
376
377	EXTEND (SP, 3);	1202	EXTEND (SP, 2);
378	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	{
379	PUSHs (sv_2mortal (newSViv (h)));	1227	PUSHs (sv_2mortal (newSViv (index)));
380	PUSHs (sv_2mortal (retval));	1228	PUSHs (sv_2mortal (newSViv (trailing)));
		1229	}
381	}	1230	}
382		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
383	MODULE = CFClient PACKAGE = CFClient::Texture	1242	MODULE = CFPlus PACKAGE = CFPlus::Texture
384		1243
385	void	1244	void
386	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.)
387	PROTOTYPE: $$$;$$	1283	PROTOTYPE: $$$;$$
		1284	ALIAS:
		1285	draw_quad_alpha = 1
		1286	draw_quad_alpha_premultiplied = 2
388	CODE:	1287	CODE:
389	{	1288	{
390	HV *hv = (HV *)SvRV (self);	1289	HV *hv = (HV *)SvRV (self);
391	double s = SvNV (*hv_fetch (hv, "s", 1, 1));	1290	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
392	double t = SvNV (*hv_fetch (hv, "t", 1, 1));	1291	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
393	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1292	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
394		1293
395	if (items < 5)	1294	if (items < 5)
396	{	1295	{
397	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1296	w = SvNV (*hv_fetch (hv, "w", 1, 1));
398	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1297	h = SvNV (*hv_fetch (hv, "h", 1, 1));
399	}	1298	}
400		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
401	glBindTexture (GL_TEXTURE_2D, name);	1314	glBindTexture (GL_TEXTURE_2D, name);
		1315
402	glBegin (GL_QUADS);	1316	glBegin (GL_QUADS);
403	glTexCoord2d (0, 0); glVertex2d (x , y );	1317	glTexCoord2f (0, 0); glVertex2f (x , y );
404	glTexCoord2d (0, t); glVertex2d (x , y + h);	1318	glTexCoord2f (0, t); glVertex2f (x , y + h);
405	glTexCoord2d (s, t); glVertex2d (x + w, y + h);	1319	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
406	glTexCoord2d (s, 0); glVertex2d (x + w, y );	1320	glTexCoord2f (s, 0); glVertex2f (x + w, y );
407	glEnd ();	1321	glEnd ();
408	}
409		1322
		1323	if (ix)
		1324	{
		1325	glDisable (GL_ALPHA_TEST);
		1326	glDisable (GL_BLEND);
		1327	}
		1328	}
		1329
410	MODULE = CFClient PACKAGE = CFClient::Map	1330	MODULE = CFPlus PACKAGE = CFPlus::Map
411		1331
412	CFClient::Map	1332	CFPlus::Map
413	new (SV *class, int map_width, int map_height)	1333	new (SV *class)
414	CODE:	1334	CODE:
415	New (0, RETVAL, 1, struct map);	1335	New (0, RETVAL, 1, struct map);
416	RETVAL->x = 0;	1336	RETVAL->x = 0;
417	RETVAL->y = 0;	1337	RETVAL->y = 0;
418	RETVAL->w = map_width;	1338	RETVAL->w = 0;
419	RETVAL->h = map_height;	1339	RETVAL->h = 0;
420	RETVAL->vx = 0;	1340	RETVAL->ox = 0;
421	RETVAL->vy = 0;	1341	RETVAL->oy = 0;
422	RETVAL->faces = 8192;	1342	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
423	Newz (0, RETVAL->face, RETVAL->faces, mapface);	1343	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
424	RETVAL->rows = 0;	1344	RETVAL->rows = 0;
425	RETVAL->row = 0;	1345	RETVAL->row = 0;
426	OUTPUT:	1346	OUTPUT:
427	RETVAL	1347	RETVAL
428		1348
429	void	1349	void
430	DESTROY (CFClient::Map self)	1350	DESTROY (CFPlus::Map self)
431	CODE:	1351	CODE:
432	{	1352	{
433	map_clear (self);	1353	map_clear (self);
434	Safefree (self->face);	1354	Safefree (self->face2tile);
		1355	Safefree (self->tex);
435	Safefree (self);	1356	Safefree (self);
436	}	1357	}
437		1358
438	void	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
439	clear (CFClient::Map self)	1366	clear (CFPlus::Map self)
440	CODE:	1367	CODE:
441	map_clear (self);	1368	map_clear (self);
442		1369
443	void	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
444	set_texture (CFClient::Map self, int face, int name, int w, int h, float s, float t)	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)
445	CODE:	1403	CODE:
446	{	1404	{
447	while (self->faces < face)	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)
448	{	1441	{
449	Append (mapface, self->face, self->faces, self->faces);	1442	case 0: RETVAL = self->ox; break;
450	self->faces *= 2;	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;
451	}	1448	}
		1449	OUTPUT:
		1450	RETVAL
452		1451
453	self->face [face].name = name;
454	self->face [face].w = w;
455	self->face [face].h = h;
456	self->face [face].s = s;
457	self->face [face].t = t;
458	}
459
460	void	1452	void
461	scroll (CFClient::Map self, int dx, int dy)	1453	scroll (CFPlus::Map self, int dx, int dy)
462	CODE:	1454	CODE:
463	{	1455	{
464	if (dx > 0)	1456	if (dx > 0)
465	map_blank (self, self->x, self->y, dx - 1, self->h);	1457	map_blank (self, self->x, self->y, dx, self->h);
466	else if (dx < 0)	1458	else if (dx < 0)
467	map_blank (self, self->x + self->w + dx + 1, self->y, 1 - dx, self->h);	1459	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
468		1460
469	if (dy > 0)	1461	if (dy > 0)
470	map_blank (self, self->x, self->y, self->w, dy - 1);	1462	map_blank (self, self->x, self->y, self->w, dy);
471	else if (dy < 0)	1463	else if (dy < 0)
472	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, 1 - dy);	1464	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
473		1465
474	self->x += dx;	1466	self->ox += dx; self->x += dx;
475	self->y += dy;	1467	self->oy += dy; self->y += dy;
476		1468
477	while (self->y < 0)	1469	while (self->y < 0)
478	{	1470	{
479	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);	1471	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
480		1472
…		…
482	self->y += MAP_EXTEND_Y;	1474	self->y += MAP_EXTEND_Y;
483	}	1475	}
484	}	1476	}
485		1477
486	void	1478	void
487	map1a_update (CFClient::Map self, SV *data_)	1479	map1a_update (CFPlus::Map self, SV *data_, int extmap)
488	CODE:	1480	CODE:
489	{	1481	{
490	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);	1482	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
491	uint8_t *data_end = (uint8_t *)SvEND (data_);	1483	uint8_t *data_end = (uint8_t *)SvEND (data_);
492		1484	mapcell *cell;
		1485	int x, y, flags;
		1486
493	while (data < data_end)	1487	while (data < data_end - 1)
494	{	1488	{
495	int flags = (data [0] << 8) + data [1]; data += 2;	1489	flags = (data [0] << 8) + data [1]; data += 2;
496		1490
497	int x = ((flags >> 10) & 63) + self->x;	1491	x = self->x + ((flags >> 10) & 63);
498	int y = ((flags >> 4) & 63) + self->y;	1492	y = self->y + ((flags >> 4) & 63);
499		1493
500	while (y >= self->rows)	1494	cell = map_get_cell (self, x, y);
501	{
502	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
503
504	self->rows += MAP_EXTEND_Y;
505	}
506
507	maprow *row = self->row + y;
508
509	if (!row->col)
510	{
511	Newz (0, row->col, MAP_EXTEND_X, mapcell);
512	row->c0 = self->x - MAP_EXTEND_X / 4;
513	row->c1 = row->c0 + MAP_EXTEND_X;
514	}
515
516	if (row->c0 > x)
517	{
518	int extend = row->c0 - x + MAP_EXTEND_X;
519	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
520	row->c0 -= extend;
521	}
522	else if (x >= row->c1)
523	{
524	int extend = x - row->c1 + MAP_EXTEND_X;
525	Append (mapcell, row->col, row->c1 - row->c0, extend);
526	row->c1 += extend;
527	}
528
529	assert (y >= 0);
530	assert (y < self->rows);
531	assert (x >= row->c0);
532	assert (x < row->c1);
533	mapcell *cell = row->col + (x - row->c0);
534		1495
535	if (flags & 15)	1496	if (flags & 15)
536	{	1497	{
537	if (cell->darkness < 0 && x < self->w && y < self->h)	1498	if (!cell->darkness)
538	{	1499	{
		1500	memset (cell, 0, sizeof (*cell));
539	cell->darkness = 0;	1501	cell->darkness = 256;
540	cell->face [0] = 0;
541	cell->face [1] = 0;
542	cell->face [2] = 0;
543	}	1502	}
		1503
		1504	//TODO: don't trust server data to be in-range(!)
		1505
		1506	if (flags & 8)
544		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
545	cell->darkness = flags & 8 ? *data++ : 255;	1543	cell->darkness = *data++ + 1;
		1544	}
546		1545
547	if (flags & 4)	1546	if (flags & 4)
548	{	1547	{
549	cell->face [0] = (data [0] << 8) + data [1]; data += 2;	1548	faceid face = (data [0] << 8) + data [1]; data += 2;
		1549	need_facenum (self, face);
		1550	cell->tile [0] = self->face2tile [face];
550	}	1551	}
551		1552
552	if (flags & 2)	1553	if (flags & 2)
553	{	1554	{
554	cell->face [1] = (data [0] << 8) + data [1]; data += 2;	1555	faceid face = (data [0] << 8) + data [1]; data += 2;
		1556	need_facenum (self, face);
		1557	cell->tile [1] = self->face2tile [face];
555	}	1558	}
556		1559
557	if (flags & 1)	1560	if (flags & 1)
558	{	1561	{
559	cell->face [2] = (data [0] << 8) + data [1]; data += 2;	1562	faceid face = (data [0] << 8) + data [1]; data += 2;
		1563	need_facenum (self, face);
		1564	cell->tile [2] = self->face2tile [face];
560	}	1565	}
561	}	1566	}
562	else	1567	else
563	cell->darkness = -1;	1568	cell->darkness = 0;
564	}	1569	}
565	}	1570	}
566		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
567	void	1627	void
568	draw (CFClient::Map self, int x0, int y0, int sw, int sh)	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)
569	PPCODE:	1952	PPCODE:
570	{	1953	{
		1954	int x, y;
571	int sw4 = (sw + 3) & ~3;	1955	int sw4 = (sw + 3) & ~3;
572	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));	1956	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
573	uint8_t *darkness = SvPVX (darkness_sv);	1957	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
574		1958
		1959	memset (darkness, 255, sw4 * sh);
575	SvPOK_only (darkness_sv);	1960	SvPOK_only (darkness_sv);
576	SvCUR_set (darkness_sv, sw4 * sh);	1961	SvCUR_set (darkness_sv, sw4 * sh);
577		1962
578	int vx = self->vx = self->w >= sw	1963	mx += self->x;
579	? self->x + (self->w - sw) / 2	1964	my += self->y;
580	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
581		1965
582	int vy = self->vy = self->h >= sh
583	? self->y + (self->h - sh) / 2
584	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
585
586	glColor4ub (255, 255, 255, 255);
587
588	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
589	glEnable (GL_BLEND);
590	glEnable (GL_TEXTURE_2D);
591	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
592
593	int x, y, z;
594
595	int last_name = 0;
596
597	glBegin (GL_QUADS);
598
599	for (z = 0; z < 3; z++)
600	for (y = 0; y < sh; y++)	1966	for (y = 0; y < sh; y++)
601	if (0 <= y + vy && y + vy < self->rows)	1967	if (0 <= y + my && y + my < self->rows)
602	{	1968	{
603	maprow *row = self->row + (y + vy);	1969	maprow *row = self->row + (y + my);
604		1970
605	for (x = 0; x < sw; x++)	1971	for (x = 0; x < sw; x++)
606	if (row->c0 <= x + vx && x + vx < row->c1)	1972	if (row->c0 <= x + mx && x + mx < row->c1)
607	{	1973	{
608	mapcell *cell = row->col + (x + vx - row->c0);	1974	mapcell *cell = row->col + (x + mx - row->c0);
609		1975
610	darkness[y * sw4 + x] = cell->darkness < 0	1976	darkness[y * sw4 + x] = cell->darkness
		1977	? 255 - (cell->darkness - 1)
611	? 255 - FOW_DARKNESS	1978	: 255 - FOW_DARKNESS;
612	: 255 - cell->darkness;
613
614	uint16_t face = cell->face [z];
615
616	if (face)
617	{
618	mapface tex = self->face [face];
619
620	int px = (x + 1) * 32 - tex.w;
621	int py = (y + 1) * 32 - tex.h;
622
623	if (last_name != tex.name)
624	{
625	glEnd ();
626	last_name = tex.name;
627	glBindTexture (GL_TEXTURE_2D, last_name);
628	glBegin (GL_QUADS);
629	}
630
631	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
632	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
633	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
634	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
635	}
636	}	1979	}
637	}	1980	}
638
639	glEnd ();
640		1981
641	EXTEND (SP, 3);	1982	EXTEND (SP, 3);
642	PUSHs (sv_2mortal (newSViv (sw4)));	1983	PUSHs (sv_2mortal (newSViv (sw4)));
643	PUSHs (sv_2mortal (newSViv (sh)));	1984	PUSHs (sv_2mortal (newSViv (sh)));
644	PUSHs (darkness_sv);	1985	PUSHs (darkness_sv);
645
646	glDisable (GL_TEXTURE_2D);
647	glDisable (GL_BLEND);
648	}	1986	}
649		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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