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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.38 by root, Fri Apr 14 23:32:28 2006 UTC vs.
Revision 1.193 by root, Sun Jul 1 03:12:34 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, 0);	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	SDL_PollEvent ()
185	CODE:	670	PPCODE:
186	RETVAL = (char *)glGetString (GL_EXTENSIONS);	671	{
187	OUTPUT:	672	SDL_Event ev;
188	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	}
189		771
190	void	772	void
191	add_font (char *file)	773	add_font (char *file)
192	CODE:	774	CODE:
193	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	775	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		776
206	void	777	void
207	load_image_inline (SV *image_)	778	load_image_inline (SV *image_)
208	ALIAS:	779	ALIAS:
209	load_image_file = 1	780	load_image_file = 1
…		…
216	SDL_RWops *rw = ix	787	SDL_RWops *rw = ix
217	? SDL_RWFromFile (image, "r")	788	? SDL_RWFromFile (image, "r")
218	: SDL_RWFromConstMem (image, image_len);	789	: SDL_RWFromConstMem (image, image_len);
219		790
220	if (!rw)	791	if (!rw)
221	croak ("load_image: unable to open file");	792	croak ("load_image: %s", SDL_GetError ());
222		793
223	surface = IMG_Load_RW (rw, 1);	794	surface = IMG_Load_RW (rw, 1);
224	if (!surface)	795	if (!surface)
225	croak ("load_image: unable to read file");	796	croak ("load_image: %s", SDL_GetError ());
226		797
227	fmt.palette = NULL;	798	fmt.palette = NULL;
228	fmt.BitsPerPixel = 32;	799	fmt.BitsPerPixel = 32;
229	fmt.BytesPerPixel = 4;	800	fmt.BytesPerPixel = 4;
		801	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
230	fmt.Rmask = 0x000000ff;	802	fmt.Rmask = 0x000000ff;
231	fmt.Gmask = 0x0000ff00;	803	fmt.Gmask = 0x0000ff00;
232	fmt.Bmask = 0x00ff0000;	804	fmt.Bmask = 0x00ff0000;
233	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
234	fmt.Rloss = 0;	812	fmt.Rloss = 0;
235	fmt.Gloss = 0;	813	fmt.Gloss = 0;
236	fmt.Bloss = 0;	814	fmt.Bloss = 0;
237	fmt.Aloss = 0;	815	fmt.Aloss = 0;
238	fmt.Rshift = 0;	816	fmt.Rshift = 0;
…		…
242	fmt.colorkey = 0;	820	fmt.colorkey = 0;
243	fmt.alpha = 0;	821	fmt.alpha = 0;
244		822
245	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	823	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
246		824
		825	assert (surface2->pitch == surface2->w * 4);
		826
		827	SDL_LockSurface (surface2);
247	EXTEND (SP, 5);	828	EXTEND (SP, 6);
248	PUSHs (sv_2mortal (newSViv (surface2->w)));	829	PUSHs (sv_2mortal (newSViv (surface2->w)));
249	PUSHs (sv_2mortal (newSViv (surface2->h)));	830	PUSHs (sv_2mortal (newSViv (surface2->h)));
250	SDL_LockSurface (surface2);
251	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	831	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)));	832	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
254	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	833	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
255	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	834	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		835	SDL_UnlockSurface (surface2);
256		836
257	SDL_FreeSurface (surface);	837	SDL_FreeSurface (surface);
258	SDL_FreeSurface (surface2);	838	SDL_FreeSurface (surface2);
259	}	839	}
260		840
261	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
262	fatal (char *message)	875	fatal (char *message)
263	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:
264	#ifdef WIN32	886	#ifdef WIN32
265	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	887	ExitThread (retval); // unclean, please beam me up
266	#else	888	#else
267	fprintf (stderr, "%s\n", message);	889	_exit (retval);
268	#endif	890	#endif
269	exit (1);
270		891
271	MODULE = CFClient PACKAGE = CFClient::Layout	892	void
272		893	debug ()
273	CFClient::Layout
274	new (SV *class, int base_height = 10)
275	CODE:	894	CODE:
276	New (0, RETVAL, 1, struct cf_layout);	895	{
277	RETVAL->base_height = base_height;	896	#if DEBUG
278	RETVAL->pl = pango_layout_new (context);	897	VALGRIND_DO_LEAK_CHECK;
279	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	}
280	OUTPUT:	912	OUTPUT:
281	RETVAL	913	RETVAL
282		914
283	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
284	DESTROY (CFClient::Layout self)	951	DESTROY (CFPlus::Layout self)
285	CODE:	952	CODE:
286	g_object_unref (self->pl);	953	g_object_unref (self->pl);
287	Safefree (self);	954	Safefree (self);
288		955
289	void	956	void
290	set_text (CFClient::Layout self, SV *text_)	957	set_text (CFPlus::Layout self, SV *text_)
291	CODE:	958	CODE:
292	{	959	{
293	STRLEN textlen;	960	STRLEN textlen;
294	char *text = SvPVutf8 (text_, textlen);	961	char *text = SvPVutf8 (text_, textlen);
295		962
296	pango_layout_set_text (self->pl, text, textlen);	963	pango_layout_set_text (self->pl, text, textlen);
297	}	964	}
298		965
299	void	966	void
300	set_markup (CFClient::Layout self, SV *text_)	967	set_markup (CFPlus::Layout self, SV *text_)
301	CODE:	968	CODE:
302	{	969	{
303	STRLEN textlen;	970	STRLEN textlen;
304	char *text = SvPVutf8 (text_, textlen);	971	char *text = SvPVutf8 (text_, textlen);
305		972
306	pango_layout_set_markup (self->pl, text, textlen);	973	pango_layout_set_markup (self->pl, text, textlen);
307	}	974	}
308		975
309	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
310	set_height (CFClient::Layout self, int base_height)	1087	set_height (CFPlus::Layout self, int base_height)
311	CODE:	1088	CODE:
		1089	if (self->base_height != base_height)
		1090	{
312	self->base_height = base_height;	1091	self->base_height = base_height;
		1092	layout_update_font (self);
		1093	}
313		1094
314	void	1095	void
315	set_width (CFClient::Layout self, int max_width = -1)	1096	set_width (CFPlus::Layout self, int max_width = -1)
316	CODE:	1097	CODE:
317	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);
318		1099
319	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
320	size (CFClient::Layout self)	1126	size (CFPlus::Layout self)
321	PPCODE:	1127	PPCODE:
322	{	1128	{
323	int w, h;	1129	int w, h;
324		1130
325	layout_update (self);
326	layout_get_pixel_size (self, &w, &h);	1131	layout_get_pixel_size (self, &w, &h);
327		1132
328	EXTEND (SP, 2);	1133	EXTEND (SP, 2);
329	PUSHs (sv_2mortal (newSViv (w)));	1134	PUSHs (sv_2mortal (newSViv (w)));
330	PUSHs (sv_2mortal (newSViv (h)));	1135	PUSHs (sv_2mortal (newSViv (h)));
331	}	1136	}
332		1137
333	int	1138	int
334	xy_to_index (CFClient::Layout self, int x, int y)	1139	descent (CFPlus::Layout self)
335	CODE:	1140	CODE:
336	{	1141	{
337	int index, trailing;	1142	PangoRectangle rect;
338		1143	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
339	layout_update (self);	1144	pango_layout_line_get_pixel_extents (line, 0, &rect);
340	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1145	RETVAL = PANGO_DESCENT (rect);
341
342	RETVAL = index;
343	}	1146	}
344	OUTPUT:	1147	OUTPUT:
345	RETVAL	1148	RETVAL
346		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
347	void	1161	void
348	cursor_pos (CFClient::Layout self, int index)	1162	cursor_pos (CFPlus::Layout self, int index)
349	PPCODE:	1163	PPCODE:
350	{	1164	{
351	PangoRectangle strong_pos;	1165	PangoRectangle strong_pos;
352	layout_update (self);
353	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1166	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
354		1167
355	EXTEND (SP, 3);	1168	EXTEND (SP, 3);
356	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1169	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
357	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1170	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
358	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1171	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
359	}	1172	}
360		1173
361	void	1174	void
362	render (CFClient::Layout self)	1175	index_to_line_x (CFPlus::Layout self, int index, int trailing = 0)
363	PPCODE:	1176	PPCODE:
364	{	1177	{
365	SV *retval;	1178	int line, x;
366	int w, h;
367	FT_Bitmap bitmap;
368		1179
369	layout_update (self);	1180	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
370	layout_get_pixel_size (self, &w, &h);	1181	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
371		1182
372	retval = newSV (w * h);
373	SvPOK_only (retval);
374	SvCUR_set (retval, w * h);
375
376	bitmap.rows = h;
377	bitmap.width = w;
378	bitmap.pitch = w;
379	bitmap.buffer = (unsigned char*)SvPVX (retval);
380	bitmap.num_grays = 256;
381	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
382
383	memset (bitmap.buffer, 0, w * h);
384
385	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
386
387	EXTEND (SP, 3);	1183	EXTEND (SP, 2);
388	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	{
389	PUSHs (sv_2mortal (newSViv (h)));	1208	PUSHs (sv_2mortal (newSViv (index)));
390	PUSHs (sv_2mortal (retval));	1209	PUSHs (sv_2mortal (newSViv (trailing)));
		1210	}
391	}	1211	}
392		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
393	MODULE = CFClient PACKAGE = CFClient::Texture	1223	MODULE = CFPlus PACKAGE = CFPlus::Texture
394		1224
395	void	1225	void
		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
396	draw_quad (SV *self, float x, float y, float w = 0, float h = 0)	1263	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
397	PROTOTYPE: $$$;$$	1264	PROTOTYPE: $$$;$$
		1265	ALIAS:
		1266	draw_quad_alpha = 1
		1267	draw_quad_alpha_premultiplied = 2
398	CODE:	1268	CODE:
399	{	1269	{
400	HV *hv = (HV *)SvRV (self);	1270	HV *hv = (HV *)SvRV (self);
401	float s = SvNV (*hv_fetch (hv, "s", 1, 1));	1271	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
402	float t = SvNV (*hv_fetch (hv, "t", 1, 1));	1272	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
403	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1273	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
404	int wrap_mode = SvIV (*hv_fetch (hv, "wrap_mode", 9, 1));
405		1274
406	if (items < 5)	1275	if (items < 5)
407	{	1276	{
408	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1277	w = SvNV (*hv_fetch (hv, "w", 1, 1));
409	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1278	h = SvNV (*hv_fetch (hv, "h", 1, 1));
410	}	1279	}
411		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
412	glBindTexture (GL_TEXTURE_2D, name);	1295	glBindTexture (GL_TEXTURE_2D, name);
413	if (wrap_mode) {	1296
414	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
415	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
416	}
417	glBegin (GL_QUADS);	1297	glBegin (GL_QUADS);
418	glTexCoord2f (0, 0); glVertex2f (x , y );	1298	glTexCoord2f (0, 0); glVertex2f (x , y );
419	glTexCoord2f (0, t); glVertex2f (x , y + h);	1299	glTexCoord2f (0, t); glVertex2f (x , y + h);
420	glTexCoord2f (s, t); glVertex2f (x + w, y + h);	1300	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
421	glTexCoord2f (s, 0); glVertex2f (x + w, y );	1301	glTexCoord2f (s, 0); glVertex2f (x + w, y );
422	glEnd ();	1302	glEnd ();
423	}
424		1303
		1304	if (ix)
		1305	{
		1306	glDisable (GL_ALPHA_TEST);
		1307	glDisable (GL_BLEND);
		1308	}
		1309	}
		1310
425	MODULE = CFClient PACKAGE = CFClient::Map	1311	MODULE = CFPlus PACKAGE = CFPlus::Map
426		1312
427	CFClient::Map	1313	CFPlus::Map
428	new (SV *class, int map_width, int map_height)	1314	new (SV *class)
429	CODE:	1315	CODE:
430	New (0, RETVAL, 1, struct map);	1316	New (0, RETVAL, 1, struct map);
431	RETVAL->x = 0;	1317	RETVAL->x = 0;
432	RETVAL->y = 0;	1318	RETVAL->y = 0;
433	RETVAL->w = map_width;	1319	RETVAL->w = 0;
434	RETVAL->h = map_height;	1320	RETVAL->h = 0;
435	RETVAL->vx = 0;	1321	RETVAL->ox = 0;
436	RETVAL->vy = 0;	1322	RETVAL->oy = 0;
437	RETVAL->faces = 8192;	1323	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
438	Newz (0, RETVAL->face, RETVAL->faces, mapface);	1324	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
439	RETVAL->rows = 0;	1325	RETVAL->rows = 0;
440	RETVAL->row = 0;	1326	RETVAL->row = 0;
441	OUTPUT:	1327	OUTPUT:
442	RETVAL	1328	RETVAL
443		1329
444	void	1330	void
445	DESTROY (CFClient::Map self)	1331	DESTROY (CFPlus::Map self)
446	CODE:	1332	CODE:
447	{	1333	{
448	map_clear (self);	1334	map_clear (self);
449	Safefree (self->face);	1335	Safefree (self->face2tile);
		1336	Safefree (self->tex);
450	Safefree (self);	1337	Safefree (self);
451	}	1338	}
452		1339
453	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
454	clear (CFClient::Map self)	1347	clear (CFPlus::Map self)
455	CODE:	1348	CODE:
456	map_clear (self);	1349	map_clear (self);
457		1350
458	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
459	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)
460	CODE:	1384	CODE:
461	{	1385	{
462	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)
463	{	1422	{
464	Append (mapface, self->face, self->faces, self->faces);	1423	case 0: RETVAL = self->ox; break;
465	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;
466	}	1429	}
		1430	OUTPUT:
		1431	RETVAL
467		1432
468	self->face [face].name = name;
469	self->face [face].w = w;
470	self->face [face].h = h;
471	self->face [face].s = s;
472	self->face [face].t = t;
473	}
474
475	void	1433	void
476	scroll (CFClient::Map self, int dx, int dy)	1434	scroll (CFPlus::Map self, int dx, int dy)
477	CODE:	1435	CODE:
478	{	1436	{
479	if (dx > 0)	1437	if (dx > 0)
480	map_blank (self, self->x, self->y, dx - 1, self->h);	1438	map_blank (self, self->x, self->y, dx, self->h);
481	else if (dx < 0)	1439	else if (dx < 0)
482	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);
483		1441
484	if (dy > 0)	1442	if (dy > 0)
485	map_blank (self, self->x, self->y, self->w, dy - 1);	1443	map_blank (self, self->x, self->y, self->w, dy);
486	else if (dy < 0)	1444	else if (dy < 0)
487	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);
488		1446
489	self->x += dx;	1447	self->ox += dx; self->x += dx;
490	self->y += dy;	1448	self->oy += dy; self->y += dy;
491		1449
492	while (self->y < 0)	1450	while (self->y < 0)
493	{	1451	{
494	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);	1452	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
495		1453
…		…
497	self->y += MAP_EXTEND_Y;	1455	self->y += MAP_EXTEND_Y;
498	}	1456	}
499	}	1457	}
500		1458
501	void	1459	void
502	map1a_update (CFClient::Map self, SV *data_)	1460	map1a_update (CFPlus::Map self, SV *data_, int extmap)
503	CODE:	1461	CODE:
504	{	1462	{
505	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);	1463	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
506	uint8_t *data_end = (uint8_t *)SvEND (data_);	1464	uint8_t *data_end = (uint8_t *)SvEND (data_);
507		1465	mapcell *cell;
		1466	int x, y, flags;
		1467
508	while (data < data_end)	1468	while (data < data_end - 1)
509	{	1469	{
510	int flags = (data [0] << 8) + data [1]; data += 2;	1470	flags = (data [0] << 8) + data [1]; data += 2;
511		1471
512	int x = ((flags >> 10) & 63) + self->x;	1472	x = self->x + ((flags >> 10) & 63);
513	int y = ((flags >> 4) & 63) + self->y;	1473	y = self->y + ((flags >> 4) & 63);
514		1474
515	while (y >= self->rows)	1475	cell = map_get_cell (self, x, y);
516	{
517	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
518
519	self->rows += MAP_EXTEND_Y;
520	}
521
522	maprow *row = self->row + y;
523
524	if (!row->col)
525	{
526	Newz (0, row->col, MAP_EXTEND_X, mapcell);
527	row->c0 = self->x - MAP_EXTEND_X / 4;
528	row->c1 = row->c0 + MAP_EXTEND_X;
529	}
530
531	if (row->c0 > x)
532	{
533	int extend = row->c0 - x + MAP_EXTEND_X;
534	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
535	row->c0 -= extend;
536	}
537	else if (x >= row->c1)
538	{
539	int extend = x - row->c1 + MAP_EXTEND_X;
540	Append (mapcell, row->col, row->c1 - row->c0, extend);
541	row->c1 += extend;
542	}
543
544	assert (y >= 0);
545	assert (y < self->rows);
546	assert (x >= row->c0);
547	assert (x < row->c1);
548	mapcell *cell = row->col + (x - row->c0);
549		1476
550	if (flags & 15)	1477	if (flags & 15)
551	{	1478	{
552	if (cell->darkness < 0 && x < self->w && y < self->h)	1479	if (!cell->darkness)
553	{	1480	{
		1481	memset (cell, 0, sizeof (*cell));
554	cell->darkness = 0;	1482	cell->darkness = 256;
555	cell->face [0] = 0;
556	cell->face [1] = 0;
557	cell->face [2] = 0;
558	}	1483	}
		1484
		1485	//TODO: don't trust server data to be in-range(!)
		1486
		1487	if (flags & 8)
559		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
560	cell->darkness = flags & 8 ? *data++ : 255;	1524	cell->darkness = *data++ + 1;
		1525	}
561		1526
562	if (flags & 4)	1527	if (flags & 4)
563	{	1528	{
564	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];
565	}	1532	}
566		1533
567	if (flags & 2)	1534	if (flags & 2)
568	{	1535	{
569	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];
570	}	1539	}
571		1540
572	if (flags & 1)	1541	if (flags & 1)
573	{	1542	{
574	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];
575	}	1546	}
576	}	1547	}
577	else	1548	else
578	cell->darkness = -1;	1549	cell->darkness = 0;
579	}	1550	}
580	}	1551	}
581		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++)
		1576	{
		1577	int r = 32, g = 32, b = 32, a = 192;
		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);
		1600	}
		1601	}
		1602
		1603	RETVAL = map_sv;
		1604	}
		1605	OUTPUT:
		1606	RETVAL
		1607
582	void	1608	void
583	draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)	1609	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
		1610	CODE:
		1611	{
		1612	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1613	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		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;
		1618
		1619	// thats current max. sorry.
		1620	if (sw > 255) sw = 255;
		1621	if (sh > 255) sh = 255;
		1622
		1623	// clear key, in case of extra padding
		1624	memset (&skey, 0, sizeof (skey));
		1625
		1626	glColor4ub (255, 255, 255, 255);
		1627
		1628	glEnable (GL_BLEND);
		1629	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1630	glEnable (GL_TEXTURE_2D);
		1631	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1632
		1633	glBegin (GL_QUADS);
		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
		1662	for (z = 0; z <= 2; z++)
		1663	{
		1664	memset (smooth_level, 0, sizeof (smooth_level));
		1665
		1666	for (y = 0; y < sh; y++)
		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)
584	PPCODE:	1933	PPCODE:
585	{	1934	{
		1935	int x, y;
586	int sw4 = (sw + 3) & ~3;	1936	int sw4 = (sw + 3) & ~3;
587	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));	1937	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
588	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);	1938	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
589		1939
		1940	memset (darkness, 255, sw4 * sh);
590	SvPOK_only (darkness_sv);	1941	SvPOK_only (darkness_sv);
591	SvCUR_set (darkness_sv, sw4 * sh);	1942	SvCUR_set (darkness_sv, sw4 * sh);
592		1943
593	int vx = self->x + (self->w - sw) / 2 - shift_x;	1944	mx += self->x;
594	int vy = self->y + (self->h - sh) / 2 - shift_y;	1945	my += self->y;
595		1946
596	if (0)
597	{
598	int vx = self->vx = self->w >= sw
599	? self->x + (self->w - sw) / 2
600	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
601
602	int vy = self->vy = self->h >= sh
603	? self->y + (self->h - sh) / 2
604	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
605	}
606
607	glColor4ub (255, 255, 255, 255);
608
609	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
610	glEnable (GL_BLEND);
611	glEnable (GL_TEXTURE_2D);
612	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
613
614	int x, y, z;
615
616	int last_name = 0;
617
618	glBegin (GL_QUADS);
619
620	for (z = 0; z < 3; z++)
621	for (y = 0; y < sh; y++)	1947	for (y = 0; y < sh; y++)
622	if (0 <= y + vy && y + vy < self->rows)	1948	if (0 <= y + my && y + my < self->rows)
623	{	1949	{
624	maprow *row = self->row + (y + vy);	1950	maprow *row = self->row + (y + my);
625		1951
626	for (x = 0; x < sw; x++)	1952	for (x = 0; x < sw; x++)
627	if (row->c0 <= x + vx && x + vx < row->c1)	1953	if (row->c0 <= x + mx && x + mx < row->c1)
628	{	1954	{
629	mapcell *cell = row->col + (x + vx - row->c0);	1955	mapcell *cell = row->col + (x + mx - row->c0);
630		1956
631	darkness[y * sw4 + x] = cell->darkness < 0	1957	darkness[y * sw4 + x] = cell->darkness
		1958	? 255 - (cell->darkness - 1)
632	? 255 - FOW_DARKNESS	1959	: 255 - FOW_DARKNESS;
633	: 255 - cell->darkness;
634
635	uint16_t face = cell->face [z];
636
637	if (face)
638	{
639	mapface tex = self->face [face];
640
641	int px = (x + 1) * 32 - tex.w;
642	int py = (y + 1) * 32 - tex.h;
643
644	if (last_name != tex.name)
645	{
646	glEnd ();
647	last_name = tex.name;
648	glBindTexture (GL_TEXTURE_2D, last_name);
649	glBegin (GL_QUADS);
650	}
651
652	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
653	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
654	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
655	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
656	}
657	}	1960	}
658	}	1961	}
659
660	glEnd ();
661
662	glDisable (GL_TEXTURE_2D);
663	glDisable (GL_BLEND);
664		1962
665	EXTEND (SP, 3);	1963	EXTEND (SP, 3);
666	PUSHs (sv_2mortal (newSViv (sw4)));	1964	PUSHs (sv_2mortal (newSViv (sw4)));
667	PUSHs (sv_2mortal (newSViv (sh)));	1965	PUSHs (sv_2mortal (newSViv (sh)));
668	PUSHs (darkness_sv);	1966	PUSHs (darkness_sv);
669	}	1967	}
670		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++)
		1999	{
		2000	if (row && row->c0 <= x && x < row->c1)
		2001	{
		2002	mapcell *cell = row->col + (x - row->c0);
		2003	uint8_t flags = 0;
		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
		2011	if (flags & 1)
		2012	{
		2013	tileid tile = cell->tile [0];
		2014	*data++ = tile >> 8;
		2015	*data++ = tile;
		2016	}
		2017
		2018	if (flags & 2)
		2019	{
		2020	tileid tile = cell->tile [1];
		2021	*data++ = tile >> 8;
		2022	*data++ = tile;
		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;
		2034	}
		2035	}
		2036
		2037	SvPOK_only (data_sv);
		2038	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2039	RETVAL = data_sv;
		2040	}
		2041	OUTPUT:
		2042	RETVAL
		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	CFPlus::MixMusic
		2146	new_from_file (SV *class, char *path)
		2147	CODE:
		2148	RETVAL = Mix_LoadMUS (path);
		2149	OUTPUT:
		2150	RETVAL
		2151
		2152	void
		2153	DESTROY (CFPlus::MixMusic self)
		2154	CODE:
		2155	Mix_FreeMusic (self);
		2156
		2157	int
		2158	play (CFPlus::MixMusic self, int loops = -1)
		2159	CODE:
		2160	RETVAL = Mix_PlayMusic (self, loops);
		2161	OUTPUT:
		2162	RETVAL
		2163
		2164	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		2165
		2166	BOOT:
		2167	{
		2168	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
		2169	static const struct {
		2170	const char *name;
		2171	IV iv;
		2172	} *civ, const_iv[] = {
		2173	# define const_iv(name) { # name, (IV)name }
		2174	const_iv (GL_COLOR_MATERIAL),
		2175	const_iv (GL_SMOOTH),
		2176	const_iv (GL_FLAT),
		2177	const_iv (GL_DITHER),
		2178	const_iv (GL_BLEND),
		2179	const_iv (GL_CULL_FACE),
		2180	const_iv (GL_SCISSOR_TEST),
		2181	const_iv (GL_DEPTH_TEST),
		2182	const_iv (GL_ALPHA_TEST),
		2183	const_iv (GL_NORMALIZE),
		2184	const_iv (GL_RESCALE_NORMAL),
		2185	const_iv (GL_FRONT),
		2186	const_iv (GL_BACK),
		2187	const_iv (GL_AND),
		2188	const_iv (GL_ONE),
		2189	const_iv (GL_ZERO),
		2190	const_iv (GL_SRC_ALPHA),
		2191	const_iv (GL_DST_ALPHA),
		2192	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2193	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2194	const_iv (GL_SRC_ALPHA_SATURATE),
		2195	const_iv (GL_RGB),
		2196	const_iv (GL_RGBA),
		2197	const_iv (GL_RGBA4),
		2198	const_iv (GL_RGBA8),
		2199	const_iv (GL_RGB5_A1),
		2200	const_iv (GL_UNSIGNED_BYTE),
		2201	const_iv (GL_UNSIGNED_SHORT),
		2202	const_iv (GL_UNSIGNED_INT),
		2203	const_iv (GL_ALPHA),
		2204	const_iv (GL_INTENSITY),
		2205	const_iv (GL_LUMINANCE),
		2206	const_iv (GL_LUMINANCE_ALPHA),
		2207	const_iv (GL_FLOAT),
		2208	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2209	const_iv (GL_COMPILE),
		2210	const_iv (GL_TEXTURE_1D),
		2211	const_iv (GL_TEXTURE_2D),
		2212	const_iv (GL_TEXTURE_ENV),
		2213	const_iv (GL_TEXTURE_MAG_FILTER),
		2214	const_iv (GL_TEXTURE_MIN_FILTER),
		2215	const_iv (GL_TEXTURE_ENV_MODE),
		2216	const_iv (GL_TEXTURE_WRAP_S),
		2217	const_iv (GL_TEXTURE_WRAP_T),
		2218	const_iv (GL_REPEAT),
		2219	const_iv (GL_CLAMP),
		2220	const_iv (GL_CLAMP_TO_EDGE),
		2221	const_iv (GL_NEAREST),
		2222	const_iv (GL_LINEAR),
		2223	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2224	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2225	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2226	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2227	const_iv (GL_GENERATE_MIPMAP),
		2228	const_iv (GL_MODULATE),
		2229	const_iv (GL_DECAL),
		2230	const_iv (GL_REPLACE),
		2231	const_iv (GL_DEPTH_BUFFER_BIT),
		2232	const_iv (GL_COLOR_BUFFER_BIT),
		2233	const_iv (GL_PROJECTION),
		2234	const_iv (GL_MODELVIEW),
		2235	const_iv (GL_COLOR_LOGIC_OP),
		2236	const_iv (GL_SEPARABLE_2D),
		2237	const_iv (GL_CONVOLUTION_2D),
		2238	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2239	const_iv (GL_CONSTANT_BORDER),
		2240	const_iv (GL_LINES),
		2241	const_iv (GL_LINE_STRIP),
		2242	const_iv (GL_LINE_LOOP),
		2243	const_iv (GL_QUADS),
		2244	const_iv (GL_QUAD_STRIP),
		2245	const_iv (GL_TRIANGLES),
		2246	const_iv (GL_TRIANGLE_STRIP),
		2247	const_iv (GL_TRIANGLE_FAN),
		2248	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2249	const_iv (GL_FASTEST),
		2250	const_iv (GL_V2F),
		2251	const_iv (GL_V3F),
		2252	const_iv (GL_T2F_V3F),
		2253	const_iv (GL_T2F_N3F_V3F),
		2254	# undef const_iv
		2255	};
		2256
		2257	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2258	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2259
		2260	texture_av = newAV ();
		2261	AvREAL_off (texture_av);
		2262	}
		2263
		2264	char *
		2265	gl_vendor ()
		2266	CODE:
		2267	RETVAL = (char *)glGetString (GL_VENDOR);
		2268	OUTPUT:
		2269	RETVAL
		2270
		2271	char *
		2272	gl_version ()
		2273	CODE:
		2274	RETVAL = (char *)glGetString (GL_VERSION);
		2275	OUTPUT:
		2276	RETVAL
		2277
		2278	char *
		2279	gl_extensions ()
		2280	CODE:
		2281	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2282	OUTPUT:
		2283	RETVAL
		2284
		2285	int glGetError ()
		2286
		2287	void glFinish ()
		2288
		2289	void glClear (int mask)
		2290
		2291	void glClearColor (float r, float g, float b, float a = 1.0)
		2292	PROTOTYPE: @
		2293
		2294	void glEnable (int cap)
		2295
		2296	void glDisable (int cap)
		2297
		2298	void glShadeModel (int mode)
		2299
		2300	void glHint (int target, int mode)
		2301
		2302	void glBlendFunc (int sfactor, int dfactor)
		2303
		2304	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2305	CODE:
		2306	gl_BlendFuncSeparate (sa, da, saa, daa);
		2307
		2308	void glDepthMask (int flag)
		2309
		2310	void glLogicOp (int opcode)
		2311
		2312	void glColorMask (int red, int green, int blue, int alpha)
		2313
		2314	void glMatrixMode (int mode)
		2315
		2316	void glPushMatrix ()
		2317
		2318	void glPopMatrix ()
		2319
		2320	void glLoadIdentity ()
		2321
		2322	void glDrawBuffer (int buffer)
		2323
		2324	void glReadBuffer (int buffer)
		2325
		2326	# near_ and far_ are due to microsofts buggy "c" compiler
		2327	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2328
		2329	# near_ and far_ are due to microsofts buggy "c" compiler
		2330	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2331
		2332	void glViewport (int x, int y, int width, int height)
		2333
		2334	void glScissor (int x, int y, int width, int height)
		2335
		2336	void glTranslate (float x, float y, float z = 0.)
		2337	CODE:
		2338	glTranslatef (x, y, z);
		2339
		2340	void glScale (float x, float y, float z = 1.)
		2341	CODE:
		2342	glScalef (x, y, z);
		2343
		2344	void glRotate (float angle, float x, float y, float z)
		2345	CODE:
		2346	glRotatef (angle, x, y, z);
		2347
		2348	void glBegin (int mode)
		2349
		2350	void glEnd ()
		2351
		2352	void glColor (float r, float g, float b, float a = 1.0)
		2353	PROTOTYPE: @
		2354	ALIAS:
		2355	glColor_premultiply = 1
		2356	CODE:
		2357	if (ix)
		2358	{
		2359	r *= a;
		2360	g *= a;
		2361	b *= a;
		2362	}
		2363	// microsoft visual "c" rounds instead of truncating...
		2364	glColor4f (r, g, b, a);
		2365
		2366	void glInterleavedArrays (int format, int stride, char *data)
		2367
		2368	void glDrawElements (int mode, int count, int type, char *indices)
		2369
		2370	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2371
		2372	void glRasterPos (float x, float y, float z = 0.)
		2373	CODE:
		2374	glRasterPos3f (0, 0, z);
		2375	glBitmap (0, 0, 0, 0, x, y, 0);
		2376
		2377	void glVertex (float x, float y, float z = 0.)
		2378	CODE:
		2379	glVertex3f (x, y, z);
		2380
		2381	void glTexCoord (float s, float t)
		2382	CODE:
		2383	glTexCoord2f (s, t);
		2384
		2385	void glTexEnv (int target, int pname, float param)
		2386	CODE:
		2387	glTexEnvf (target, pname, param);
		2388
		2389	void glTexParameter (int target, int pname, float param)
		2390	CODE:
		2391	glTexParameterf (target, pname, param);
		2392
		2393	void glBindTexture (int target, int name)
		2394
		2395	void glConvolutionParameter (int target, int pname, float params)
		2396	CODE:
		2397	if (gl.ConvolutionParameterf)
		2398	gl.ConvolutionParameterf (target, pname, params);
		2399
		2400	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2401	CODE:
		2402	if (gl.ConvolutionFilter2D)
		2403	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2404
		2405	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2406	CODE:
		2407	if (gl.SeparableFilter2D)
		2408	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2409
		2410	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2411
		2412	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2413
		2414	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2415
		2416	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2417
		2418	int glGenTexture ()
		2419	CODE:
		2420	RETVAL = gen_texture ();
		2421	OUTPUT:
		2422	RETVAL
		2423
		2424	void glDeleteTexture (int name)
		2425	CODE:
		2426	del_texture (name);
		2427
		2428	int glGenList ()
		2429	CODE:
		2430	RETVAL = glGenLists (1);
		2431	OUTPUT:
		2432	RETVAL
		2433
		2434	void glDeleteList (int list)
		2435	CODE:
		2436	glDeleteLists (list, 1);
		2437
		2438	void glNewList (int list, int mode = GL_COMPILE)
		2439
		2440	void glEndList ()
		2441
		2442	void glCallList (int list)
		2443

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