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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.30 by root, Thu Apr 13 23:07:56 2006 UTC vs.
Revision 1.195 by root, Sat Jul 14 12:05:52 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	mapcell *cell = row->col + (x - row->c0);	364	cell = row->col + x - row->c0;
		365
156	cell->darkness = -1;	366	cell->darkness = 0;
		367	cell->stat_hp = 0;
157	cell->face [2] = 0;	368	cell->flags = 0;
		369	cell->player = 0;
158	}	370	}
159	}	371	}
160	}	372	}
161		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
162	MODULE = CFClient PACKAGE = CFClient	437	MODULE = CFPlus PACKAGE = CFPlus
163		438
164	PROTOTYPES: ENABLE	439	PROTOTYPES: ENABLE
165		440
166	BOOT:	441	BOOT:
167	{	442	{
168	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 ();
169	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);
170	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	589	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
171	}	590	}
172		591
		592	int
		593	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
		594
173	void	595	void
174	lowdelay (int fd, int val = 1)	596	SDL_Quit ()
		597
		598	void
		599	SDL_ListModes ()
175	CODE:	600	PPCODE:
176	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	}
177		639
178	char *	640	char *
179	gl_version ()	641	SDL_GetError ()
		642
		643	int
		644	SDL_SetVideoMode (int w, int h, int fullscreen)
180	CODE:	645	CODE:
181	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	}
182	OUTPUT:	659	OUTPUT:
183	RETVAL	660	RETVAL
184		661
		662	void
		663	SDL_GL_SwapBuffers ()
		664
185	char *	665	char *
186	gl_extensions ()	666	SDL_GetKeyName (int sym)
		667
		668	void
		669	SDL_PollEvent ()
187	CODE:	670	PPCODE:
188	RETVAL = (char *)glGetString (GL_EXTENSIONS);	671	{
189	OUTPUT:	672	SDL_Event ev;
190	RETVAL	673
		674	while (SDL_PollEvent (&ev))
		675	{
		676	HV *hv = newHV ();
		677	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		678
		679	switch (ev.type)
		680	{
		681	case SDL_KEYDOWN:
		682	case SDL_KEYUP:
		683	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		684	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		685	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		686	hv_store (hv, "cmod", 4, newSViv (SDL_GetModState ()), 0); /* current mode */
		687	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		688	break;
		689
		690	case SDL_ACTIVEEVENT:
		691	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		692	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		693	break;
		694
		695	case SDL_MOUSEMOTION:
		696	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		697
		698	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);
		699	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);
		700	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);
		701	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);
		702	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);
		703	break;
		704
		705	case SDL_MOUSEBUTTONDOWN:
		706	case SDL_MOUSEBUTTONUP:
		707	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		708
		709	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		710	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		711	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		712	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		713	break;
		714
		715	case SDL_USEREVENT:
		716	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		717	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		718	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		719	break;
		720	}
		721
		722	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
		723	}
		724	}
		725
		726	int
		727	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)
		728	POSTCALL:
		729	Mix_HookMusicFinished (music_finished);
		730	Mix_ChannelFinished (channel_finished);
		731
		732	void
		733	Mix_CloseAudio ()
		734
		735	int
		736	Mix_AllocateChannels (int numchans = -1)
		737
		738	void
		739	lowdelay (int fd, int val = 1)
		740	CODE:
		741	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		742
		743	void
		744	win32_proxy_info ()
		745	PPCODE:
		746	{
		747	#ifdef _WIN32
		748	char buffer[2048];
		749	DWORD buflen;
		750
		751	EXTEND (SP, 3);
		752
		753	buflen = sizeof (buffer);
		754	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		755	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		756	{
		757	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		758
		759	buflen = sizeof (buffer);
		760	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		761	{
		762	PUSHs (newSVpv (buffer, 0));
		763
		764	buflen = sizeof (buffer);
		765	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		766	PUSHs (newSVpv (buffer, 0));
		767	}
		768	}
		769	#endif
		770	}
191		771
192	void	772	void
193	add_font (char *file)	773	add_font (char *file)
194	CODE:	774	CODE:
195	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	775	FcConfigAppFontAddFile (0, (const FcChar8 *)file);
196
197	void
198	set_font (char *file)
199	CODE:
200	{
201	int count;
202	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
203	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
204	FcPatternDestroy (pattern);
205	pango_context_set_font_description (context, font);
206	}
207		776
208	void	777	void
209	load_image_inline (SV *image_)	778	load_image_inline (SV *image_)
210	ALIAS:	779	ALIAS:
211	load_image_file = 1	780	load_image_file = 1
…		…
218	SDL_RWops *rw = ix	787	SDL_RWops *rw = ix
219	? SDL_RWFromFile (image, "r")	788	? SDL_RWFromFile (image, "r")
220	: SDL_RWFromConstMem (image, image_len);	789	: SDL_RWFromConstMem (image, image_len);
221		790
222	if (!rw)	791	if (!rw)
223	croak ("load_image: unable to open file");	792	croak ("load_image: %s", SDL_GetError ());
224		793
225	surface = IMG_Load_RW (rw, 1);	794	surface = IMG_Load_RW (rw, 1);
226	if (!surface)	795	if (!surface)
227	croak ("load_image: unable to read file");	796	croak ("load_image: %s", SDL_GetError ());
228		797
229	fmt.palette = NULL;	798	fmt.palette = NULL;
230	fmt.BitsPerPixel = 32;	799	fmt.BitsPerPixel = 32;
231	fmt.BytesPerPixel = 4;	800	fmt.BytesPerPixel = 4;
		801	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
232	fmt.Rmask = 0x000000ff;	802	fmt.Rmask = 0x000000ff;
233	fmt.Gmask = 0x0000ff00;	803	fmt.Gmask = 0x0000ff00;
234	fmt.Bmask = 0x00ff0000;	804	fmt.Bmask = 0x00ff0000;
235	fmt.Amask = 0xff000000;	805	fmt.Amask = 0xff000000;
		806	#else
		807	fmt.Rmask = 0xff000000;
		808	fmt.Gmask = 0x00ff0000;
		809	fmt.Bmask = 0x0000ff00;
		810	fmt.Amask = 0x000000ff;
		811	#endif
236	fmt.Rloss = 0;	812	fmt.Rloss = 0;
237	fmt.Gloss = 0;	813	fmt.Gloss = 0;
238	fmt.Bloss = 0;	814	fmt.Bloss = 0;
239	fmt.Aloss = 0;	815	fmt.Aloss = 0;
240	fmt.Rshift = 0;	816	fmt.Rshift = 0;
…		…
244	fmt.colorkey = 0;	820	fmt.colorkey = 0;
245	fmt.alpha = 0;	821	fmt.alpha = 0;
246		822
247	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	823	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
248		824
		825	assert (surface2->pitch == surface2->w * 4);
		826
		827	SDL_LockSurface (surface2);
249	EXTEND (SP, 5);	828	EXTEND (SP, 6);
250	PUSHs (sv_2mortal (newSViv (surface2->w)));	829	PUSHs (sv_2mortal (newSViv (surface2->w)));
251	PUSHs (sv_2mortal (newSViv (surface2->h)));	830	PUSHs (sv_2mortal (newSViv (surface2->h)));
252	SDL_LockSurface (surface2);
253	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	831	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
254	SDL_UnlockSurface (surface2);
255	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	832	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
256	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	833	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
257	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	834	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		835	SDL_UnlockSurface (surface2);
258		836
259	SDL_FreeSurface (surface);	837	SDL_FreeSurface (surface);
260	SDL_FreeSurface (surface2);	838	SDL_FreeSurface (surface2);
261	}	839	}
262		840
263	void	841	void
		842	average (int x, int y, uint32_t *data)
		843	PPCODE:
		844	{
		845	uint32_t r = 0, g = 0, b = 0, a = 0;
		846
		847	x = y = x * y;
		848
		849	while (x--)
		850	{
		851	uint32_t p = *data++;
		852
		853	r += (p ) & 255;
		854	g += (p >> 8) & 255;
		855	b += (p >> 16) & 255;
		856	a += (p >> 24) & 255;
		857	}
		858
		859	EXTEND (SP, 4);
		860	PUSHs (sv_2mortal (newSViv (r / y)));
		861	PUSHs (sv_2mortal (newSViv (g / y)));
		862	PUSHs (sv_2mortal (newSViv (b / y)));
		863	PUSHs (sv_2mortal (newSViv (a / y)));
		864	}
		865
		866	void
		867	error (char *message)
		868	CODE:
		869	fprintf (stderr, "ERROR: %s\n", message);
		870	#ifdef _WIN32
		871	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		872	#endif
		873
		874	void
264	fatal (char *message)	875	fatal (char *message)
265	CODE:	876	CODE:
		877	fprintf (stderr, "FATAL: %s\n", message);
		878	#ifdef _WIN32
		879	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
		880	#endif
		881	_exit (1);
		882
		883	void
		884	_exit (int retval = 0)
		885	CODE:
266	#ifdef WIN32	886	#ifdef WIN32
267	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	887	ExitThread (retval); // unclean, please beam me up
268	#else	888	#else
269	fprintf (stderr, "%s\n", message);	889	_exit (retval);
270	#endif	890	#endif
271	exit (1);
272		891
273	MODULE = CFClient PACKAGE = CFClient::Layout	892	void
274		893	debug ()
275	CFClient::Layout
276	new (SV *class, int base_height = 10)
277	CODE:	894	CODE:
278	New (0, RETVAL, 1, struct cf_layout);	895	{
279	RETVAL->base_height = base_height;	896	#if DEBUG
280	RETVAL->pl = pango_layout_new (context);	897	VALGRIND_DO_LEAK_CHECK;
281	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	898	#endif
		899	}
		900
		901	MODULE = CFPlus PACKAGE = CFPlus::Font
		902
		903	CFPlus::Font
		904	new_from_file (SV *class, char *path, int id = 0)
		905	CODE:
		906	{
		907	int count;
		908	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		909	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		910	FcPatternDestroy (pattern);
		911	}
282	OUTPUT:	912	OUTPUT:
283	RETVAL	913	RETVAL
284		914
285	void	915	void
		916	DESTROY (CFPlus::Font self)
		917	CODE:
		918	pango_font_description_free (self);
		919
		920	void
		921	make_default (CFPlus::Font self)
		922	CODE:
		923	default_font = self;
		924
		925	MODULE = CFPlus PACKAGE = CFPlus::Layout
		926
		927	void
		928	reset_glyph_cache ()
		929	CODE:
		930	tc_clear ();
		931
		932	CFPlus::Layout
		933	new (SV *class)
		934	CODE:
		935	New (0, RETVAL, 1, struct cf_layout);
		936
		937	RETVAL->pl = pango_layout_new (opengl_context);
		938	RETVAL->r = 1.;
		939	RETVAL->g = 1.;
		940	RETVAL->b = 1.;
		941	RETVAL->a = 1.;
		942	RETVAL->base_height = MIN_FONT_HEIGHT;
		943	RETVAL->font = 0;
		944
		945	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		946	layout_update_font (RETVAL);
		947	OUTPUT:
		948	RETVAL
		949
		950	void
286	DESTROY (CFClient::Layout self)	951	DESTROY (CFPlus::Layout self)
287	CODE:	952	CODE:
288	g_object_unref (self->pl);	953	g_object_unref (self->pl);
289	Safefree (self);	954	Safefree (self);
290		955
291	void	956	void
292	set_markup (CFClient::Layout self, SV *text_)	957	set_text (CFPlus::Layout self, SV *text_)
293	CODE:	958	CODE:
294	{	959	{
295	STRLEN textlen;	960	STRLEN textlen;
296	char *text = SvPVutf8 (text_, textlen);	961	char *text = SvPVutf8 (text_, textlen);
297		962
		963	pango_layout_set_text (self->pl, text, textlen);
		964	}
		965
		966	void
		967	set_markup (CFPlus::Layout self, SV *text_)
		968	CODE:
		969	{
		970	STRLEN textlen;
		971	char *text = SvPVutf8 (text_, textlen);
		972
298	pango_layout_set_markup (self->pl, text, textlen);	973	pango_layout_set_markup (self->pl, text, textlen);
299	}	974	}
300		975
301	void	976	void
		977	set_shapes (CFPlus::Layout self, ...)
		978	CODE:
		979	{
		980	PangoAttrList *attrs = 0;
		981	const char *text = pango_layout_get_text (self->pl);
		982	const char *pos = text;
		983	int arg = 4;
		984
		985	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		986	{
		987	PangoRectangle inkrect, rect;
		988	PangoAttribute *attr;
		989
		990	int x = SvIV (ST (arg - 3));
		991	int y = SvIV (ST (arg - 2));
		992	int w = SvIV (ST (arg - 1));
		993	int h = SvIV (ST (arg ));
		994
		995	inkrect.x = 0;
		996	inkrect.y = 0;
		997	inkrect.width = 0;
		998	inkrect.height = 0;
		999
		1000	rect.x = x * PANGO_SCALE;
		1001	rect.y = y * PANGO_SCALE;
		1002	rect.width = w * PANGO_SCALE;
		1003	rect.height = h * PANGO_SCALE;
		1004
		1005	if (!attrs)
		1006	attrs = pango_layout_get_attributes (self->pl);
		1007
		1008	attr = pango_attr_shape_new (&inkrect, &rect);
		1009	attr->start_index = pos - text;
		1010	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1011	pango_attr_list_insert (attrs, attr);
		1012
		1013	arg += 4;
		1014	pos += sizeof (OBJ_STR) - 1;
		1015	}
		1016
		1017	if (attrs)
		1018	pango_layout_set_attributes (self->pl, attrs);
		1019	}
		1020
		1021	void
		1022	get_shapes (CFPlus::Layout self)
		1023	PPCODE:
		1024	{
		1025	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1026
		1027	do
		1028	{
		1029	PangoLayoutRun *run = pango_layout_iter_get_run (iter);
		1030
		1031	if (run && shape_attr_p (run))
		1032	{
		1033	PangoRectangle extents;
		1034	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1035
		1036	EXTEND (SP, 2);
		1037	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1038	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1039	}
		1040	}
		1041	while (pango_layout_iter_next_run (iter));
		1042
		1043	pango_layout_iter_free (iter);
		1044	}
		1045
		1046	int
		1047	has_wrapped (CFPlus::Layout self)
		1048	CODE:
		1049	{
		1050	int lines = 1;
		1051	const char *text = pango_layout_get_text (self->pl);
		1052
		1053	while (*text)
		1054	lines += *text++ == '\n';
		1055
		1056	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1057	}
		1058	OUTPUT:
		1059	RETVAL
		1060
		1061	SV *
		1062	get_text (CFPlus::Layout self)
		1063	CODE:
		1064	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1065	sv_utf8_decode (RETVAL);
		1066	OUTPUT:
		1067	RETVAL
		1068
		1069	void
		1070	set_foreground (CFPlus::Layout self, float r, float g, float b, float a = 1.)
		1071	CODE:
		1072	self->r = r;
		1073	self->g = g;
		1074	self->b = b;
		1075	self->a = a;
		1076
		1077	void
		1078	set_font (CFPlus::Layout self, CFPlus::Font font = 0)
		1079	CODE:
		1080	if (self->font != font)
		1081	{
		1082	self->font = font;
		1083	layout_update_font (self);
		1084	}
		1085
		1086	void
302	set_height (CFClient::Layout self, int base_height)	1087	set_height (CFPlus::Layout self, int base_height)
303	CODE:	1088	CODE:
		1089	if (self->base_height != base_height)
		1090	{
304	self->base_height = base_height;	1091	self->base_height = base_height;
		1092	layout_update_font (self);
		1093	}
305		1094
306	void	1095	void
307	set_width (CFClient::Layout self, int max_width = -1)	1096	set_width (CFPlus::Layout self, int max_width = -1)
308	CODE:	1097	CODE:
309	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1098	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
310		1099
311	void	1100	void
		1101	set_indent (CFPlus::Layout self, int indent)
		1102	CODE:
		1103	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1104
		1105	void
		1106	set_spacing (CFPlus::Layout self, int spacing)
		1107	CODE:
		1108	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1109
		1110	void
		1111	set_ellipsise (CFPlus::Layout self, int ellipsise)
		1112	CODE:
		1113	pango_layout_set_ellipsize (self->pl,
		1114	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1115	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1116	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1117	: PANGO_ELLIPSIZE_NONE
		1118	);
		1119
		1120	void
		1121	set_single_paragraph_mode (CFPlus::Layout self, int spm)
		1122	CODE:
		1123	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1124
		1125	void
312	size (CFClient::Layout self)	1126	size (CFPlus::Layout self)
313	PPCODE:	1127	PPCODE:
314	{	1128	{
315	int w, h;	1129	int w, h;
316		1130
317	layout_update (self);
318	layout_get_pixel_size (self, &w, &h);	1131	layout_get_pixel_size (self, &w, &h);
319		1132
320	EXTEND (SP, 2);	1133	EXTEND (SP, 2);
321	PUSHs (sv_2mortal (newSViv (w)));	1134	PUSHs (sv_2mortal (newSViv (w)));
322	PUSHs (sv_2mortal (newSViv (h)));	1135	PUSHs (sv_2mortal (newSViv (h)));
323	}	1136	}
324		1137
325	int	1138	int
326	xy_to_index (CFClient::Layout self, int x, int y)	1139	descent (CFPlus::Layout self)
327	CODE:	1140	CODE:
328	{	1141	{
329	int index, trailing;	1142	PangoRectangle rect;
330		1143	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
331	layout_update (self);	1144	pango_layout_line_get_pixel_extents (line, 0, &rect);
332	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1145	RETVAL = PANGO_DESCENT (rect);
333
334	RETVAL = index;
335	}	1146	}
336	OUTPUT:	1147	OUTPUT:
337	RETVAL	1148	RETVAL
338		1149
		1150	int
		1151	xy_to_index (CFPlus::Layout self, int x, int y)
		1152	CODE:
		1153	{
		1154	int index, trailing;
		1155	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1156	RETVAL = index + trailing;
		1157	}
		1158	OUTPUT:
		1159	RETVAL
		1160
339	void	1161	void
340	cursor_pos (CFClient::Layout self, int index)	1162	cursor_pos (CFPlus::Layout self, int index)
341	PPCODE:	1163	PPCODE:
342	{	1164	{
343	PangoRectangle strong_pos;	1165	PangoRectangle strong_pos;
344	layout_update (self);
345	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1166	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
346		1167
347	EXTEND (SP, 3);	1168	EXTEND (SP, 3);
348	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1169	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
349	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1170	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
350	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1171	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
351	}	1172	}
352		1173
353	void	1174	void
354	render (CFClient::Layout self)	1175	index_to_line_x (CFPlus::Layout self, int index, int trailing = 0)
355	PPCODE:	1176	PPCODE:
356	{	1177	{
357	SV *retval;	1178	int line, x;
358	int w, h;
359	FT_Bitmap bitmap;
360		1179
361	layout_update (self);	1180	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
362	layout_get_pixel_size (self, &w, &h);	1181	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
363		1182
364	retval = newSV (w * h);
365	SvPOK_only (retval);
366	SvCUR_set (retval, w * h);
367
368	bitmap.rows = h;
369	bitmap.width = w;
370	bitmap.pitch = w;
371	bitmap.buffer = (unsigned char*)SvPVX (retval);
372	bitmap.num_grays = 256;
373	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
374
375	memset (bitmap.buffer, 0, w * h);
376
377	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
378
379	EXTEND (SP, 3);	1183	EXTEND (SP, 2);
380	PUSHs (sv_2mortal (newSViv (w)));	1184	PUSHs (sv_2mortal (newSViv (line - 1)));
		1185	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1186	}
		1187
		1188	void
		1189	line_x_to_index (CFPlus::Layout self, int line, int x)
		1190	PPCODE:
		1191	{
		1192	PangoLayoutLine *lp;
		1193	int index, trailing;
		1194
		1195	if (line < 0)
		1196	XSRETURN_EMPTY;
		1197
		1198	if (!(lp = pango_layout_get_line (self->pl, line)))
		1199	XSRETURN_EMPTY; /* do better */
		1200
		1201	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1202
		1203	EXTEND (SP, 2);
		1204	if (GIMME_V == G_SCALAR)
		1205	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1206	else
		1207	{
381	PUSHs (sv_2mortal (newSViv (h)));	1208	PUSHs (sv_2mortal (newSViv (index)));
382	PUSHs (sv_2mortal (retval));	1209	PUSHs (sv_2mortal (newSViv (trailing)));
		1210	}
383	}	1211	}
384		1212
		1213	void
		1214	render (CFPlus::Layout self, float x, float y, int flags = 0)
		1215	PPCODE:
		1216	pango_opengl_render_layout_subpixel (
		1217	self->pl,
		1218	x * PANGO_SCALE, y * PANGO_SCALE,
		1219	self->r, self->g, self->b, self->a,
		1220	flags
		1221	);
		1222
385	MODULE = CFClient PACKAGE = CFClient::Texture	1223	MODULE = CFPlus PACKAGE = CFPlus::Texture
386		1224
387	void	1225	void
388	draw_quad (SV *self, double x, double y, double w = 0, double h = 0)	1226	pad2pot (SV *data_, SV *w_, SV *h_)
		1227	CODE:
		1228	{
		1229	int ow = SvIV (w_);
		1230	int oh = SvIV (h_);
		1231
		1232	if (ow && oh)
		1233	{
		1234	int nw = minpot (ow);
		1235	int nh = minpot (oh);
		1236
		1237	if (nw != ow || nh != oh)
		1238	{
		1239	if (SvOK (data_))
		1240	{
		1241	STRLEN datalen;
		1242	char *data = SvPVbyte (data_, datalen);
		1243	int bpp = datalen / (ow * oh);
		1244	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1245
		1246	SvPOK_only (result_);
		1247	SvCUR_set (result_, nw * nh * bpp);
		1248
		1249	memset (SvPVX (result_), 0, nw * nh * bpp);
		1250	while (oh--)
		1251	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1252
		1253	sv_setsv (data_, result_);
		1254	}
		1255
		1256	sv_setiv (w_, nw);
		1257	sv_setiv (h_, nh);
		1258	}
		1259	}
		1260	}
		1261
		1262	void
		1263	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
389	PROTOTYPE: $$$;$$	1264	PROTOTYPE: $$$;$$
		1265	ALIAS:
		1266	draw_quad_alpha = 1
		1267	draw_quad_alpha_premultiplied = 2
390	CODE:	1268	CODE:
391	{	1269	{
392	HV *hv = (HV *)SvRV (self);	1270	HV *hv = (HV *)SvRV (self);
393	double s = SvNV (*hv_fetch (hv, "s", 1, 1));	1271	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
394	double t = SvNV (*hv_fetch (hv, "t", 1, 1));	1272	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
395	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1273	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
396		1274
397	if (items < 5)	1275	if (items < 5)
398	{	1276	{
399	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1277	w = SvNV (*hv_fetch (hv, "w", 1, 1));
400	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1278	h = SvNV (*hv_fetch (hv, "h", 1, 1));
401	}	1279	}
402		1280
		1281	if (ix)
		1282	{
		1283	glEnable (GL_BLEND);
		1284
		1285	if (ix == 2)
		1286	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1287	else
		1288	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1289	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1290
		1291	glEnable (GL_ALPHA_TEST);
		1292	glAlphaFunc (GL_GREATER, 0.01f);
		1293	}
		1294
403	glBindTexture (GL_TEXTURE_2D, name);	1295	glBindTexture (GL_TEXTURE_2D, name);
		1296
404	glBegin (GL_QUADS);	1297	glBegin (GL_QUADS);
405	glTexCoord2d (0, 0); glVertex2d (x , y );	1298	glTexCoord2f (0, 0); glVertex2f (x , y );
406	glTexCoord2d (0, t); glVertex2d (x , y + h);	1299	glTexCoord2f (0, t); glVertex2f (x , y + h);
407	glTexCoord2d (s, t); glVertex2d (x + w, y + h);	1300	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
408	glTexCoord2d (s, 0); glVertex2d (x + w, y );	1301	glTexCoord2f (s, 0); glVertex2f (x + w, y );
409	glEnd ();	1302	glEnd ();
410	}
411		1303
		1304	if (ix)
		1305	{
		1306	glDisable (GL_ALPHA_TEST);
		1307	glDisable (GL_BLEND);
		1308	}
		1309	}
		1310
412	MODULE = CFClient PACKAGE = CFClient::Map	1311	MODULE = CFPlus PACKAGE = CFPlus::Map
413		1312
414	CFClient::Map	1313	CFPlus::Map
415	new (SV *class, int map_width, int map_height)	1314	new (SV *class)
416	CODE:	1315	CODE:
417	New (0, RETVAL, 1, struct map);	1316	New (0, RETVAL, 1, struct map);
418	RETVAL->x = 0;	1317	RETVAL->x = 0;
419	RETVAL->y = 0;	1318	RETVAL->y = 0;
420	RETVAL->w = map_width;	1319	RETVAL->w = 0;
421	RETVAL->h = map_height;	1320	RETVAL->h = 0;
422	RETVAL->vx = 0;	1321	RETVAL->ox = 0;
423	RETVAL->vy = 0;	1322	RETVAL->oy = 0;
424	RETVAL->faces = 8192;	1323	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
425	Newz (0, RETVAL->face, RETVAL->faces, mapface);	1324	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
426	RETVAL->rows = 0;	1325	RETVAL->rows = 0;
427	RETVAL->row = 0;	1326	RETVAL->row = 0;
428	OUTPUT:	1327	OUTPUT:
429	RETVAL	1328	RETVAL
430		1329
431	void	1330	void
432	DESTROY (CFClient::Map self)	1331	DESTROY (CFPlus::Map self)
433	CODE:	1332	CODE:
434	{	1333	{
435	map_clear (self);	1334	map_clear (self);
436	Safefree (self->face);	1335	Safefree (self->face2tile);
		1336	Safefree (self->tex);
437	Safefree (self);	1337	Safefree (self);
438	}	1338	}
439		1339
440	void	1340	void
		1341	resize (CFPlus::Map self, int map_width, int map_height)
		1342	CODE:
		1343	self->w = map_width;
		1344	self->h = map_height;
		1345
		1346	void
441	clear (CFClient::Map self)	1347	clear (CFPlus::Map self)
442	CODE:	1348	CODE:
443	map_clear (self);	1349	map_clear (self);
444		1350
445	void	1351	void
		1352	set_tileid (CFPlus::Map self, int face, int tile)
		1353	CODE:
		1354	{
		1355	need_facenum (self, face); self->face2tile [face] = tile;
		1356	need_texid (self, tile);
		1357	}
		1358
		1359	void
		1360	set_smooth (CFPlus::Map self, int face, int smooth, int level)
		1361	CODE:
		1362	{
		1363	tileid texid;
		1364	maptex *tex;
		1365
		1366	if (face < 0 || face >= self->faces)
		1367	return;
		1368
		1369	if (smooth < 0 || smooth >= self->faces)
		1370	return;
		1371
		1372	texid = self->face2tile [face];
		1373
		1374	if (!texid)
		1375	return;
		1376
		1377	tex = self->tex + texid;
		1378	tex->smoothtile = self->face2tile [smooth];
		1379	tex->smoothlevel = level;
		1380	}
		1381
		1382	void
446	set_texture (CFClient::Map self, int face, int name, int w, int h, float s, float t)	1383	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)
447	CODE:	1384	CODE:
448	{	1385	{
449	while (self->faces < face)	1386	need_texid (self, texid);
		1387
		1388	{
		1389	maptex *tex = self->tex + texid;
		1390
		1391	tex->name = name;
		1392	tex->w = w;
		1393	tex->h = h;
		1394	tex->s = s;
		1395	tex->t = t;
		1396	tex->r = r;
		1397	tex->g = g;
		1398	tex->b = b;
		1399	tex->a = a;
		1400	}
		1401
		1402	// somewhat hackish, but for textures that require it, it really
		1403	// improves the look, and most others don't suffer.
		1404	glBindTexture (GL_TEXTURE_2D, name);
		1405	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1406	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1407	// use uglier nearest interpolation because linear suffers
		1408	// from transparent color bleeding and ugly wrapping effects.
		1409	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1410	}
		1411
		1412	int
		1413	ox (CFPlus::Map self)
		1414	ALIAS:
		1415	oy = 1
		1416	x = 2
		1417	y = 3
		1418	w = 4
		1419	h = 5
		1420	CODE:
		1421	switch (ix)
450	{	1422	{
451	Append (mapface, self->face, self->faces, self->faces);	1423	case 0: RETVAL = self->ox; break;
452	self->faces *= 2;	1424	case 1: RETVAL = self->oy; break;
		1425	case 2: RETVAL = self->x; break;
		1426	case 3: RETVAL = self->y; break;
		1427	case 4: RETVAL = self->w; break;
		1428	case 5: RETVAL = self->h; break;
453	}	1429	}
		1430	OUTPUT:
		1431	RETVAL
454		1432
455	self->face [face].name = name;
456	self->face [face].w = w;
457	self->face [face].h = h;
458	self->face [face].s = s;
459	self->face [face].t = t;
460	}
461
462	void	1433	void
463	scroll (CFClient::Map self, int dx, int dy)	1434	scroll (CFPlus::Map self, int dx, int dy)
464	CODE:	1435	CODE:
465	{	1436	{
466	if (dx > 0)	1437	if (dx > 0)
467	map_blank (self, self->x, self->y, dx - 1, self->h);	1438	map_blank (self, self->x, self->y, dx, self->h);
468	else if (dx < 0)	1439	else if (dx < 0)
469	map_blank (self, self->x + self->w + dx + 1, self->y, 1 - dx, self->h);	1440	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
470		1441
471	if (dy > 0)	1442	if (dy > 0)
472	map_blank (self, self->x, self->y, self->w, dy - 1);	1443	map_blank (self, self->x, self->y, self->w, dy);
473	else if (dy < 0)	1444	else if (dy < 0)
474	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, 1 - dy);	1445	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
475		1446
476	self->x += dx;	1447	self->ox += dx; self->x += dx;
477	self->y += dy;	1448	self->oy += dy; self->y += dy;
478		1449
479	while (self->y < 0)	1450	while (self->y < 0)
480	{	1451	{
481	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);	1452	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
482		1453
…		…
484	self->y += MAP_EXTEND_Y;	1455	self->y += MAP_EXTEND_Y;
485	}	1456	}
486	}	1457	}
487		1458
488	void	1459	void
489	map1a_update (CFClient::Map self, SV *data_)	1460	map1a_update (CFPlus::Map self, SV *data_, int extmap)
490	CODE:	1461	CODE:
491	{	1462	{
492	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);	1463	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
493	uint8_t *data_end = (uint8_t *)SvEND (data_);	1464	uint8_t *data_end = (uint8_t *)SvEND (data_);
494		1465	mapcell *cell;
		1466	int x, y, flags;
		1467
495	while (data < data_end)	1468	while (data < data_end - 1)
496	{	1469	{
497	int flags = (data [0] << 8) + data [1]; data += 2;	1470	flags = (data [0] << 8) + data [1]; data += 2;
498		1471
499	int x = ((flags >> 10) & 63) + self->x;	1472	x = self->x + ((flags >> 10) & 63);
500	int y = ((flags >> 4) & 63) + self->y;	1473	y = self->y + ((flags >> 4) & 63);
501		1474
502	while (y >= self->rows)	1475	cell = map_get_cell (self, x, y);
503	{
504	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
505
506	self->rows += MAP_EXTEND_Y;
507	}
508
509	maprow *row = self->row + y;
510
511	if (!row->col)
512	{
513	Newz (0, row->col, MAP_EXTEND_X, mapcell);
514	row->c0 = self->x - MAP_EXTEND_X / 4;
515	row->c1 = row->c0 + MAP_EXTEND_X;
516	}
517
518	if (row->c0 > x)
519	{
520	int extend = row->c0 - x + MAP_EXTEND_X;
521	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
522	row->c0 -= extend;
523	}
524	else if (x >= row->c1)
525	{
526	int extend = x - row->c1 + MAP_EXTEND_X;
527	Append (mapcell, row->col, row->c1 - row->c0, extend);
528	row->c1 += extend;
529	}
530
531	assert (y >= 0);
532	assert (y < self->rows);
533	assert (x >= row->c0);
534	assert (x < row->c1);
535	mapcell *cell = row->col + (x - row->c0);
536		1476
537	if (flags & 15)	1477	if (flags & 15)
538	{	1478	{
539	if (cell->darkness < 0 && x < self->w && y < self->h)	1479	if (!cell->darkness)
540	{	1480	{
		1481	memset (cell, 0, sizeof (*cell));
541	cell->darkness = 0;	1482	cell->darkness = 256;
542	cell->face [0] = 0;
543	cell->face [1] = 0;
544	cell->face [2] = 0;
545	}	1483	}
		1484
		1485	//TODO: don't trust server data to be in-range(!)
		1486
		1487	if (flags & 8)
546		1488	{
		1489	if (extmap)
		1490	{
		1491	uint8_t ext, cmd;
		1492
		1493	do
		1494	{
		1495	ext = *data++;
		1496	cmd = ext & 0x3f;
		1497
		1498	if (cmd < 4)
		1499	cell->darkness = 255 - ext * 64 + 1;
		1500	else if (cmd == 5) // health
		1501	{
		1502	cell->stat_width = 1;
		1503	cell->stat_hp = *data++;
		1504	}
		1505	else if (cmd == 6) // monster width
		1506	cell->stat_width = *data++ + 1;
		1507	else if (cmd == 0x47)
		1508	{
		1509	if (*data == 4)
		1510	; // decode player count
		1511
		1512	data += *data + 1;
		1513	}
		1514	else if (cmd == 8) // cell flags
		1515	cell->flags = *data++;
		1516	else if (ext & 0x40) // unknown, multibyte => skip
		1517	data += *data + 1;
		1518	else
		1519	data++;
		1520	}
		1521	while (ext & 0x80);
		1522	}
		1523	else
547	cell->darkness = flags & 8 ? *data++ : 255;	1524	cell->darkness = *data++ + 1;
		1525	}
548		1526
549	if (flags & 4)	1527	if (flags & 4)
550	{	1528	{
551	cell->face [0] = (data [0] << 8) + data [1]; data += 2;	1529	faceid face = (data [0] << 8) + data [1]; data += 2;
		1530	need_facenum (self, face);
		1531	cell->tile [0] = self->face2tile [face];
552	}	1532	}
553		1533
554	if (flags & 2)	1534	if (flags & 2)
555	{	1535	{
556	cell->face [1] = (data [0] << 8) + data [1]; data += 2;	1536	faceid face = (data [0] << 8) + data [1]; data += 2;
		1537	need_facenum (self, face);
		1538	cell->tile [1] = self->face2tile [face];
557	}	1539	}
558		1540
559	if (flags & 1)	1541	if (flags & 1)
560	{	1542	{
561	cell->face [2] = (data [0] << 8) + data [1]; data += 2;	1543	faceid face = (data [0] << 8) + data [1]; data += 2;
		1544	need_facenum (self, face);
		1545	cell->tile [2] = self->face2tile [face];
562	}	1546	}
563	}	1547	}
564	else	1548	else
		1549	cell->darkness = 0;
		1550	}
		1551	}
		1552
		1553	SV *
		1554	mapmap (CFPlus::Map self, int x0, int y0, int w, int h)
		1555	CODE:
		1556	{
		1557	int x1, x;
		1558	int y1, y;
		1559	int z;
		1560	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1561	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1562
		1563	SvPOK_only (map_sv);
		1564	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1565
		1566	x0 += self->x; x1 = x0 + w;
		1567	y0 += self->y; y1 = y0 + h;
		1568
		1569	for (y = y0; y < y1; y++)
		1570	{
		1571	maprow *row = 0 <= y && y < self->rows
		1572	? self->row + y
		1573	: 0;
		1574
		1575	for (x = x0; x < x1; x++)
565	{	1576	{
566	cell->darkness = -1;	1577	int r = 32, g = 32, b = 32, a = 192;
567	cell->face [2] = 0;	1578
		1579	if (row && row->c0 <= x && x < row->c1)
		1580	{
		1581	mapcell *cell = row->col + (x - row->c0);
		1582
		1583	for (z = 0; z <= 0; z++)
		1584	{
		1585	maptex tex = self->tex [cell->tile [z]];
		1586	int a0 = 255 - tex.a;
		1587	int a1 = tex.a;
		1588
		1589	r = (r * a0 + tex.r * a1) / 255;
		1590	g = (g * a0 + tex.g * a1) / 255;
		1591	b = (b * a0 + tex.b * a1) / 255;
		1592	a = (a * a0 + tex.a * a1) / 255;
		1593	}
		1594	}
		1595
		1596	*map++ = (r )
		1597	| (g << 8)
		1598	| (b << 16)
		1599	| (a << 24);
568	}	1600	}
569	}	1601	}
570	}
571		1602
		1603	RETVAL = map_sv;
		1604	}
		1605	OUTPUT:
		1606	RETVAL
		1607
572	void	1608	void
573	draw (CFClient::Map self, int x0, int y0, int sw, int sh)	1609	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
574	CODE:	1610	CODE:
575	{	1611	{
576	int vx = self->vx = self->w >= sw	1612	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
577	? self->x + (self->w - sw) / 2	1613	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
578	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));	1614	static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k)
		1615	smooth_key skey;
		1616	int x, y, z;
		1617	int last_name;
579		1618
580	int vy = self->vy = self->h >= sh	1619	// thats current max. sorry.
581	? self->y + (self->h - sh) / 2	1620	if (sw > 255) sw = 255;
582	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));	1621	if (sh > 255) sh = 255;
		1622
		1623	// clear key, in case of extra padding
		1624	memset (&skey, 0, sizeof (skey));
583		1625
584	glColor4ub (255, 255, 255, 255);	1626	glColor4ub (255, 255, 255, 255);
585		1627
		1628	glEnable (GL_BLEND);
586	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);	1629	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
587	glEnable (GL_BLEND);
588	glEnable (GL_TEXTURE_2D);	1630	glEnable (GL_TEXTURE_2D);
589	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);	1631	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
590		1632
591	int x, y, z;
592
593	int last_name = 0;
594
595	glBegin (GL_QUADS);	1633	glBegin (GL_QUADS);
596		1634
		1635	last_name = 0;
		1636
		1637	mx += self->x;
		1638	my += self->y;
		1639
		1640	// first pass: determine smooth_max
		1641	// rather ugly, if you ask me
		1642	// could also be stored inside mapcell and updated on change
		1643	memset (smooth_max, 0, sizeof (smooth_max));
		1644
		1645	for (y = 0; y < sh; y++)
		1646	if (0 <= y + my && y + my < self->rows)
		1647	{
		1648	maprow *row = self->row + (y + my);
		1649
		1650	for (x = 0; x < sw; x++)
		1651	if (row->c0 <= x + mx && x + mx < row->c1)
		1652	{
		1653	mapcell *cell = row->col + (x + mx - row->c0);
		1654
		1655	smooth_max[x + 1][y + 1] =
		1656	MAX (self->tex [cell->tile [0]].smoothlevel,
		1657	MAX (self->tex [cell->tile [1]].smoothlevel,
		1658	self->tex [cell->tile [2]].smoothlevel));
		1659	}
		1660	}
		1661
597	for (z = 0; z < 3; z++)	1662	for (z = 0; z <= 2; z++)
		1663	{
		1664	memset (smooth_level, 0, sizeof (smooth_level));
		1665
598	for (y = 0; y < sh; y++)	1666	for (y = 0; y < sh; y++)
599	if (0 <= y + vy && y + vy < self->rows)	1667	if (0 <= y + my && y + my < self->rows)
		1668	{
		1669	maprow *row = self->row + (y + my);
		1670
		1671	for (x = 0; x < sw; x++)
		1672	if (row->c0 <= x + mx && x + mx < row->c1)
		1673	{
		1674	mapcell *cell = row->col + (x + mx - row->c0);
		1675	tileid tile = cell->tile [z];
		1676
		1677	if (tile)
		1678	{
		1679	maptex tex = self->tex [tile];
		1680	int px = (x + 1) * T - tex.w;
		1681	int py = (y + 1) * T - tex.h;
		1682
		1683	// suppressing texture state switches here
		1684	// is only moderately effective, but worth the extra effort
		1685	if (last_name != tex.name)
		1686	{
		1687	if (!tex.name)
		1688	tex = self->tex [2]; /* missing, replace by noface */
		1689
		1690	glEnd ();
		1691	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1692	glBegin (GL_QUADS);
		1693	}
		1694
		1695	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1696	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1697	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1698	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1699
		1700	if (cell->flags && z == 2)
		1701	{
		1702	if (cell->flags & 1)
		1703	{
		1704	maptex tex = self->tex [1];
		1705	int px = x * T + T * 2 / 32;
		1706	int py = y * T - T * 6 / 32;
		1707
		1708	glEnd ();
		1709	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1710	glBegin (GL_QUADS);
		1711
		1712	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1713	glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);
		1714	glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);
		1715	glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );
		1716	}
		1717	}
		1718
		1719	// update smooth hash
		1720	if (tex.smoothtile)
		1721	{
		1722	skey.tile = tex.smoothtile;
		1723	skey.level = tex.smoothlevel;
		1724
		1725	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		1726
		1727	// add bits to current tile and all neighbours. skey.x|y is
		1728	// shifted +1|+1 so we always stay positive.
		1729
		1730	// bits is ___n cccc CCCC bbbb
		1731	// n do not draw borders&corners
		1732	// c draw these corners, but...
		1733	// C ... not these
		1734	// b draw these borders
		1735
		1736	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		1737	// ┃· ·· ·┃ ━━
		1738
		1739	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		1740	// ·· ·· ·┏ ┓·
		1741
		1742	// full tile
		1743	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		1744
		1745	// borders
		1746	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		1747	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		1748	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		1749	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		1750
		1751	// corners
		1752	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		1753	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		1754	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		1755	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		1756	}
		1757	}
		1758	}
		1759	}
		1760
		1761	// go through all smoothlevels, lowest to highest, then draw.
		1762	// this is basically counting sort
		1763	{
		1764	int w, b;
		1765
		1766	for (w = 0; w < 256 / 32; ++w)
		1767	{
		1768	uint32_t smask = smooth_level [w];
		1769	if (smask)
		1770	for (b = 0; b < 32; ++b)
		1771	if (smask & (((uint32_t)1) << b))
		1772	{
		1773	int level = (w << 5) | b;
		1774	HE *he;
		1775
		1776	hv_iterinit (smooth);
		1777	while ((he = hv_iternext (smooth)))
		1778	{
		1779	smooth_key *skey = (smooth_key *)HeKEY (he);
		1780	IV bits = SvIVX (HeVAL (he));
		1781
		1782	if (!(bits & 0x1000)
		1783	&& skey->level == level
		1784	&& level > smooth_max [skey->x][skey->y])
		1785	{
		1786	maptex tex = self->tex [skey->tile];
		1787	int px = (((int)skey->x) - 1) * T;
		1788	int py = (((int)skey->y) - 1) * T;
		1789	int border = bits & 15;
		1790	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		1791	float dx = tex.s * .0625f; // 16 images/row
		1792	float dy = tex.t * .5f ; // 2 images/column
		1793
		1794	// this time naively avoiding texture state changes
		1795	// save gobs of state changes.
		1796	if (last_name != tex.name)
		1797	{
		1798	if (!tex.name)
		1799	continue; // smoothing not yet available
		1800
		1801	glEnd ();
		1802	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1803	glBegin (GL_QUADS);
		1804	}
		1805
		1806	if (border)
		1807	{
		1808	float ox = border * dx;
		1809
		1810	glTexCoord2f (ox , 0.f ); glVertex2f (px , py );
		1811	glTexCoord2f (ox , dy ); glVertex2f (px , py + T);
		1812	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py + T);
		1813	glTexCoord2f (ox + dx, 0.f ); glVertex2f (px + T, py );
		1814	}
		1815
		1816	if (corner)
		1817	{
		1818	float ox = corner * dx;
		1819
		1820	glTexCoord2f (ox , dy ); glVertex2f (px , py );
		1821	glTexCoord2f (ox , dy * 2.f); glVertex2f (px , py + T);
		1822	glTexCoord2f (ox + dx, dy * 2.f); glVertex2f (px + T, py + T);
		1823	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py );
		1824	}
		1825	}
		1826	}
		1827	}
		1828	}
		1829	}
		1830
		1831	hv_clear (smooth);
		1832	}
		1833
		1834	glEnd ();
		1835
		1836	glDisable (GL_TEXTURE_2D);
		1837	glDisable (GL_BLEND);
		1838
		1839	// top layer: overlays such as the health bar
		1840	for (y = 0; y < sh; y++)
		1841	if (0 <= y + my && y + my < self->rows)
		1842	{
		1843	maprow *row = self->row + (y + my);
		1844
		1845	for (x = 0; x < sw; x++)
		1846	if (row->c0 <= x + mx && x + mx < row->c1)
		1847	{
		1848	mapcell *cell = row->col + (x + mx - row->c0);
		1849
		1850	int px = x * T;
		1851	int py = y * T;
		1852
		1853	if (cell->stat_hp)
		1854	{
		1855	int width = cell->stat_width * T;
		1856	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		1857
		1858	glColor3ub (0, 0, 0);
		1859	glRectf (px + 1, py - thick - 2,
		1860	px + width - 1, py);
		1861
		1862	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		1863	glRectf (px + 2,
		1864	py - thick - 1,
		1865	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		1866	}
		1867	}
		1868	}
		1869	}
		1870
		1871	void
		1872	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)
		1873	CODE:
		1874	{
		1875	static float color[16][3] = {
		1876	{ 0.00F, 0.00F, 0.00F },
		1877	{ 1.00F, 1.00F, 1.00F },
		1878	{ 0.00F, 0.00F, 0.55F },
		1879	{ 1.00F, 0.00F, 0.00F },
		1880
		1881	{ 1.00F, 0.54F, 0.00F },
		1882	{ 0.11F, 0.56F, 1.00F },
		1883	{ 0.93F, 0.46F, 0.00F },
		1884	{ 0.18F, 0.54F, 0.34F },
		1885
		1886	{ 0.56F, 0.73F, 0.56F },
		1887	{ 0.80F, 0.80F, 0.80F },
		1888	{ 0.55F, 0.41F, 0.13F },
		1889	{ 0.99F, 0.77F, 0.26F },
		1890
		1891	{ 0.74F, 0.65F, 0.41F },
		1892
		1893	{ 0.00F, 1.00F, 1.00F },
		1894	{ 1.00F, 0.00F, 1.00F },
		1895	{ 1.00F, 1.00F, 0.00F },
		1896	};
		1897
		1898	int x, y;
		1899
		1900	glEnable (GL_TEXTURE_2D);
		1901	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1902	glEnable (GL_BLEND);
		1903	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1904	glBegin (GL_QUADS);
		1905
		1906	for (y = 0; y < h; y++)
		1907	for (x = 0; x < w; x++)
		1908	{
		1909	unsigned char m = data [x + y * w];
		1910
		1911	if (m)
		1912	{
		1913	float *c = color [m & 15];
		1914
		1915	float tx1 = m & 0x40 ? 0.5 : 0.;
		1916	float tx2 = tx1 + 0.5;
		1917
		1918	glColor4f (c[0], c[1], c[2], 0.75);
		1919	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		1920	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		1921	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		1922	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		1923	}
		1924	}
		1925
		1926	glEnd ();
		1927	glDisable (GL_BLEND);
		1928	glDisable (GL_TEXTURE_2D);
		1929	}
		1930
		1931	void
		1932	fow_texture (CFPlus::Map self, int mx, int my, int sw, int sh)
		1933	PPCODE:
		1934	{
		1935	int x, y;
		1936	int sw4 = (sw + 3) & ~3;
		1937	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
		1938	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
		1939
		1940	memset (darkness, 255, sw4 * sh);
		1941	SvPOK_only (darkness_sv);
		1942	SvCUR_set (darkness_sv, sw4 * sh);
		1943
		1944	mx += self->x;
		1945	my += self->y;
		1946
		1947	for (y = 0; y < sh; y++)
		1948	if (0 <= y + my && y + my < self->rows)
		1949	{
		1950	maprow *row = self->row + (y + my);
		1951
		1952	for (x = 0; x < sw; x++)
		1953	if (row->c0 <= x + mx && x + mx < row->c1)
		1954	{
		1955	mapcell *cell = row->col + (x + mx - row->c0);
		1956
		1957	darkness[y * sw4 + x] = cell->darkness
		1958	? 255 - (cell->darkness - 1)
		1959	: 255 - FOW_DARKNESS;
		1960	}
		1961	}
		1962
		1963	EXTEND (SP, 3);
		1964	PUSHs (sv_2mortal (newSViv (sw4)));
		1965	PUSHs (sv_2mortal (newSViv (sh)));
		1966	PUSHs (darkness_sv);
		1967	}
		1968
		1969	SV *
		1970	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)
		1971	CODE:
		1972	{
		1973	int x, y, x1, y1;
		1974	SV *data_sv = newSV (w * h * 7 + 5);
		1975	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		1976
		1977	*data++ = 0; /* version 0 format */
		1978	*data++ = w >> 8; *data++ = w;
		1979	*data++ = h >> 8; *data++ = h;
		1980
		1981	// we need to do this 'cause we don't keep an absolute coord system for rows
		1982	// TODO: treat rows as we treat columns
		1983	map_get_row (self, y0 + self->y - self->oy);//D
		1984	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		1985
		1986	x0 += self->x - self->ox;
		1987	y0 += self->y - self->oy;
		1988
		1989	x1 = x0 + w;
		1990	y1 = y0 + h;
		1991
		1992	for (y = y0; y < y1; y++)
		1993	{
		1994	maprow *row = 0 <= y && y < self->rows
		1995	? self->row + y
		1996	: 0;
		1997
		1998	for (x = x0; x < x1; x++)
600	{	1999	{
601	maprow *row = self->row + (y + vy);
602
603	for (x = 0; x < sw; x++)
604	if (row->c0 <= x + vx && x + vx < row->c1)	2000	if (row && row->c0 <= x && x < row->c1)
605	{	2001	{
606	mapcell *cell = row->col + (x + vx - row->c0);	2002	mapcell *cell = row->col + (x - row->c0);
607	uint16_t face = cell->face [z];	2003	uint8_t flags = 0;
608		2004
		2005	if (cell->tile [0]) flags |= 1;
		2006	if (cell->tile [1]) flags |= 2;
		2007	if (cell->tile [2]) flags |= 4;
		2008
		2009	*data++ = flags;
		2010
609	if (face)	2011	if (flags & 1)
610	{	2012	{
611	mapface tex = self->face [face];	2013	tileid tile = cell->tile [0];
612		2014	*data++ = tile >> 8;
613	int px = (x + 1) * 32 - tex.w;	2015	*data++ = tile;
614	int py = (y + 1) * 32 - tex.h;
615
616	if (last_name != tex.name)
617	{
618	glEnd ();
619	last_name = tex.name;
620	glBindTexture (GL_TEXTURE_2D, last_name);
621	glBegin (GL_QUADS);
622	}
623
624	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
625	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
626	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
627	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
628	}	2016	}
		2017
		2018	if (flags & 2)
		2019	{
		2020	tileid tile = cell->tile [1];
		2021	*data++ = tile >> 8;
		2022	*data++ = tile;
629	}	2023	}
		2024
		2025	if (flags & 4)
		2026	{
		2027	tileid tile = cell->tile [2];
		2028	*data++ = tile >> 8;
		2029	*data++ = tile;
		2030	}
		2031	}
		2032	else
		2033	*data++ = 0;
630	}	2034	}
		2035	}
631		2036
632	glEnd ();	2037	SvPOK_only (data_sv);
		2038	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2039	RETVAL = data_sv;
633	}	2040	}
		2041	OUTPUT:
		2042	RETVAL
634		2043
		2044	void
		2045	set_rect (CFPlus::Map self, int x0, int y0, uint8_t *data)
		2046	PPCODE:
		2047	{
		2048	int x, y, z;
		2049	int w, h;
		2050	int x1, y1;
		2051
		2052	if (*data++ != 0)
		2053	return; /* version mismatch */
		2054
		2055	w = *data++ << 8; w |= *data++;
		2056	h = *data++ << 8; h |= *data++;
		2057
		2058	// we need to do this 'cause we don't keep an absolute coord system for rows
		2059	// TODO: treat rows as we treat columns
		2060	map_get_row (self, y0 + self->y - self->oy);//D
		2061	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2062
		2063	x0 += self->x - self->ox;
		2064	y0 += self->y - self->oy;
		2065
		2066	x1 = x0 + w;
		2067	y1 = y0 + h;
		2068
		2069	for (y = y0; y < y1; y++)
		2070	{
		2071	maprow *row = map_get_row (self, y);
		2072
		2073	for (x = x0; x < x1; x++)
		2074	{
		2075	uint8_t flags = *data++;
		2076
		2077	if (flags)
		2078	{
		2079	mapcell *cell = row_get_cell (row, x);
		2080	tileid tile[3] = { 0, 0, 0 };
		2081
		2082	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2083	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2084	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2085
		2086	if (cell->darkness == 0)
		2087	{
		2088	cell->darkness = 0;
		2089
		2090	for (z = 0; z <= 2; z++)
		2091	{
		2092	tileid t = tile [z];
		2093
		2094	if (t >= self->texs || (t && !self->tex [t].name))
		2095	{
		2096	XPUSHs (sv_2mortal (newSViv (t)));
		2097	need_texid (self, t);
		2098	}
		2099
		2100	cell->tile [z] = t;
		2101	}
		2102	}
		2103	}
		2104	}
		2105	}
		2106	}
		2107
		2108	MODULE = CFPlus PACKAGE = CFPlus::MixChunk
		2109
		2110	CFPlus::MixChunk
		2111	new_from_file (SV *class, char *path)
		2112	CODE:
		2113	RETVAL = Mix_LoadWAV (path);
		2114	OUTPUT:
		2115	RETVAL
		2116
		2117	void
		2118	DESTROY (CFPlus::MixChunk self)
		2119	CODE:
		2120	Mix_FreeChunk (self);
		2121
		2122	int
		2123	volume (CFPlus::MixChunk self, int volume = -1)
		2124	CODE:
		2125	RETVAL = Mix_VolumeChunk (self, volume);
		2126	OUTPUT:
		2127	RETVAL
		2128
		2129	int
		2130	play (CFPlus::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)
		2131	CODE:
		2132	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2133	OUTPUT:
		2134	RETVAL
		2135
		2136	MODULE = CFPlus PACKAGE = CFPlus::MixMusic
		2137
		2138	int
		2139	volume (int volume = -1)
		2140	CODE:
		2141	RETVAL = Mix_VolumeMusic (volume);
		2142	OUTPUT:
		2143	RETVAL
		2144
		2145	int
		2146	fade_out (int ms)
		2147	CODE:
		2148	RETVAL = Mix_FadeOutMusic (ms);
		2149	OUTPUT:
		2150	RETVAL
		2151
		2152	CFPlus::MixMusic
		2153	new_from_file (SV *class, char *path)
		2154	CODE:
		2155	RETVAL = Mix_LoadMUS (path);
		2156	OUTPUT:
		2157	RETVAL
		2158
		2159	void
		2160	DESTROY (CFPlus::MixMusic self)
		2161	CODE:
		2162	Mix_FreeMusic (self);
		2163
		2164	int
		2165	play (CFPlus::MixMusic self, int loops = -1)
		2166	CODE:
		2167	RETVAL = Mix_PlayMusic (self, loops);
		2168	OUTPUT:
		2169	RETVAL
		2170
		2171	int
		2172	fade_in_pos (CFPlus::MixMusic self, int loops, int ms, double position)
		2173	CODE:
		2174	RETVAL = Mix_FadeInMusicPos (self, loops, ms, position);
		2175	OUTPUT:
		2176	RETVAL
		2177
		2178	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		2179
		2180	BOOT:
		2181	{
		2182	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
		2183	static const struct {
		2184	const char *name;
		2185	IV iv;
		2186	} *civ, const_iv[] = {
		2187	# define const_iv(name) { # name, (IV)name }
		2188	const_iv (GL_COLOR_MATERIAL),
		2189	const_iv (GL_SMOOTH),
		2190	const_iv (GL_FLAT),
		2191	const_iv (GL_DITHER),
		2192	const_iv (GL_BLEND),
		2193	const_iv (GL_CULL_FACE),
		2194	const_iv (GL_SCISSOR_TEST),
		2195	const_iv (GL_DEPTH_TEST),
		2196	const_iv (GL_ALPHA_TEST),
		2197	const_iv (GL_NORMALIZE),
		2198	const_iv (GL_RESCALE_NORMAL),
		2199	const_iv (GL_FRONT),
		2200	const_iv (GL_BACK),
		2201	const_iv (GL_AND),
		2202	const_iv (GL_ONE),
		2203	const_iv (GL_ZERO),
		2204	const_iv (GL_SRC_ALPHA),
		2205	const_iv (GL_DST_ALPHA),
		2206	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2207	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2208	const_iv (GL_SRC_ALPHA_SATURATE),
		2209	const_iv (GL_RGB),
		2210	const_iv (GL_RGBA),
		2211	const_iv (GL_RGBA4),
		2212	const_iv (GL_RGBA8),
		2213	const_iv (GL_RGB5_A1),
		2214	const_iv (GL_UNSIGNED_BYTE),
		2215	const_iv (GL_UNSIGNED_SHORT),
		2216	const_iv (GL_UNSIGNED_INT),
		2217	const_iv (GL_ALPHA),
		2218	const_iv (GL_INTENSITY),
		2219	const_iv (GL_LUMINANCE),
		2220	const_iv (GL_LUMINANCE_ALPHA),
		2221	const_iv (GL_FLOAT),
		2222	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2223	const_iv (GL_COMPILE),
		2224	const_iv (GL_TEXTURE_1D),
		2225	const_iv (GL_TEXTURE_2D),
		2226	const_iv (GL_TEXTURE_ENV),
		2227	const_iv (GL_TEXTURE_MAG_FILTER),
		2228	const_iv (GL_TEXTURE_MIN_FILTER),
		2229	const_iv (GL_TEXTURE_ENV_MODE),
		2230	const_iv (GL_TEXTURE_WRAP_S),
		2231	const_iv (GL_TEXTURE_WRAP_T),
		2232	const_iv (GL_REPEAT),
		2233	const_iv (GL_CLAMP),
		2234	const_iv (GL_CLAMP_TO_EDGE),
		2235	const_iv (GL_NEAREST),
		2236	const_iv (GL_LINEAR),
		2237	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2238	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2239	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2240	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2241	const_iv (GL_GENERATE_MIPMAP),
		2242	const_iv (GL_MODULATE),
		2243	const_iv (GL_DECAL),
		2244	const_iv (GL_REPLACE),
		2245	const_iv (GL_DEPTH_BUFFER_BIT),
		2246	const_iv (GL_COLOR_BUFFER_BIT),
		2247	const_iv (GL_PROJECTION),
		2248	const_iv (GL_MODELVIEW),
		2249	const_iv (GL_COLOR_LOGIC_OP),
		2250	const_iv (GL_SEPARABLE_2D),
		2251	const_iv (GL_CONVOLUTION_2D),
		2252	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2253	const_iv (GL_CONSTANT_BORDER),
		2254	const_iv (GL_LINES),
		2255	const_iv (GL_LINE_STRIP),
		2256	const_iv (GL_LINE_LOOP),
		2257	const_iv (GL_QUADS),
		2258	const_iv (GL_QUAD_STRIP),
		2259	const_iv (GL_TRIANGLES),
		2260	const_iv (GL_TRIANGLE_STRIP),
		2261	const_iv (GL_TRIANGLE_FAN),
		2262	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2263	const_iv (GL_FASTEST),
		2264	const_iv (GL_V2F),
		2265	const_iv (GL_V3F),
		2266	const_iv (GL_T2F_V3F),
		2267	const_iv (GL_T2F_N3F_V3F),
		2268	# undef const_iv
		2269	};
		2270
		2271	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2272	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2273
		2274	texture_av = newAV ();
		2275	AvREAL_off (texture_av);
		2276	}
		2277
		2278	char *
		2279	gl_vendor ()
		2280	CODE:
		2281	RETVAL = (char *)glGetString (GL_VENDOR);
		2282	OUTPUT:
		2283	RETVAL
		2284
		2285	char *
		2286	gl_version ()
		2287	CODE:
		2288	RETVAL = (char *)glGetString (GL_VERSION);
		2289	OUTPUT:
		2290	RETVAL
		2291
		2292	char *
		2293	gl_extensions ()
		2294	CODE:
		2295	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2296	OUTPUT:
		2297	RETVAL
		2298
		2299	int glGetError ()
		2300
		2301	void glFinish ()
		2302
		2303	void glClear (int mask)
		2304
		2305	void glClearColor (float r, float g, float b, float a = 1.0)
		2306	PROTOTYPE: @
		2307
		2308	void glEnable (int cap)
		2309
		2310	void glDisable (int cap)
		2311
		2312	void glShadeModel (int mode)
		2313
		2314	void glHint (int target, int mode)
		2315
		2316	void glBlendFunc (int sfactor, int dfactor)
		2317
		2318	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2319	CODE:
		2320	gl_BlendFuncSeparate (sa, da, saa, daa);
		2321
		2322	void glDepthMask (int flag)
		2323
		2324	void glLogicOp (int opcode)
		2325
		2326	void glColorMask (int red, int green, int blue, int alpha)
		2327
		2328	void glMatrixMode (int mode)
		2329
		2330	void glPushMatrix ()
		2331
		2332	void glPopMatrix ()
		2333
		2334	void glLoadIdentity ()
		2335
		2336	void glDrawBuffer (int buffer)
		2337
		2338	void glReadBuffer (int buffer)
		2339
		2340	# near_ and far_ are due to microsofts buggy "c" compiler
		2341	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2342
		2343	# near_ and far_ are due to microsofts buggy "c" compiler
		2344	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2345
		2346	void glViewport (int x, int y, int width, int height)
		2347
		2348	void glScissor (int x, int y, int width, int height)
		2349
		2350	void glTranslate (float x, float y, float z = 0.)
		2351	CODE:
		2352	glTranslatef (x, y, z);
		2353
		2354	void glScale (float x, float y, float z = 1.)
		2355	CODE:
		2356	glScalef (x, y, z);
		2357
		2358	void glRotate (float angle, float x, float y, float z)
		2359	CODE:
		2360	glRotatef (angle, x, y, z);
		2361
		2362	void glBegin (int mode)
		2363
		2364	void glEnd ()
		2365
		2366	void glColor (float r, float g, float b, float a = 1.0)
		2367	PROTOTYPE: @
		2368	ALIAS:
		2369	glColor_premultiply = 1
		2370	CODE:
		2371	if (ix)
		2372	{
		2373	r *= a;
		2374	g *= a;
		2375	b *= a;
		2376	}
		2377	// microsoft visual "c" rounds instead of truncating...
		2378	glColor4f (r, g, b, a);
		2379
		2380	void glInterleavedArrays (int format, int stride, char *data)
		2381
		2382	void glDrawElements (int mode, int count, int type, char *indices)
		2383
		2384	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2385
		2386	void glRasterPos (float x, float y, float z = 0.)
		2387	CODE:
		2388	glRasterPos3f (0, 0, z);
		2389	glBitmap (0, 0, 0, 0, x, y, 0);
		2390
		2391	void glVertex (float x, float y, float z = 0.)
		2392	CODE:
		2393	glVertex3f (x, y, z);
		2394
		2395	void glTexCoord (float s, float t)
		2396	CODE:
		2397	glTexCoord2f (s, t);
		2398
		2399	void glTexEnv (int target, int pname, float param)
		2400	CODE:
		2401	glTexEnvf (target, pname, param);
		2402
		2403	void glTexParameter (int target, int pname, float param)
		2404	CODE:
		2405	glTexParameterf (target, pname, param);
		2406
		2407	void glBindTexture (int target, int name)
		2408
		2409	void glConvolutionParameter (int target, int pname, float params)
		2410	CODE:
		2411	if (gl.ConvolutionParameterf)
		2412	gl.ConvolutionParameterf (target, pname, params);
		2413
		2414	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2415	CODE:
		2416	if (gl.ConvolutionFilter2D)
		2417	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2418
		2419	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2420	CODE:
		2421	if (gl.SeparableFilter2D)
		2422	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2423
		2424	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2425
		2426	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2427
		2428	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2429
		2430	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2431
		2432	int glGenTexture ()
		2433	CODE:
		2434	RETVAL = gen_texture ();
		2435	OUTPUT:
		2436	RETVAL
		2437
		2438	void glDeleteTexture (int name)
		2439	CODE:
		2440	del_texture (name);
		2441
		2442	int glGenList ()
		2443	CODE:
		2444	RETVAL = glGenLists (1);
		2445	OUTPUT:
		2446	RETVAL
		2447
		2448	void glDeleteList (int list)
		2449	CODE:
		2450	glDeleteLists (list, 1);
		2451
		2452	void glNewList (int list, int mode = GL_COMPILE)
		2453
		2454	void glEndList ()
		2455
		2456	void glCallList (int list)
		2457

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