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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.41 by root, Sat Apr 15 01:52:53 2006 UTC vs.
Revision 1.185 by root, Sat Apr 21 09:21:03 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
1	#include "EXTERN.h"	11	#include "EXTERN.h"
2	#include "perl.h"	12	#include "perl.h"
3	#include "XSUB.h"	13	#include "XSUB.h"
4		14
		15	#ifdef _WIN32
		16	# undef pipe
		17	#endif
		18
		19	#include <assert.h>
		20	#include <math.h>
5	#include <string.h>	21	#include <string.h>
6	#include <stdio.h>	22	#include <stdio.h>
		23	#include <stdlib.h>
7		24
8	#include <SDL.h>	25	#include <SDL.h>
		26	#include <SDL_endian.h>
9	#include <SDL_image.h>	27	#include <SDL_image.h>
		28	#include <SDL_mixer.h>
10	#include <SDL_opengl.h>	29	#include <SDL_opengl.h>
11		30
		31	#define PANGO_ENABLE_BACKEND
		32	#define G_DISABLE_CAST_CHECKS
		33
12	#include <glib/gmacros.h>	34	#include <glib/gmacros.h>
13		35
14	#include <pango/pango.h>	36	#include <pango/pango.h>
15	#include <pango/pangofc-fontmap.h>
16	#include <pango/pangoft2.h>
17		37
		38	#ifndef _WIN32
18	#include <sys/types.h>	39	# include <sys/types.h>
19	#include <sys/socket.h>	40	# include <sys/socket.h>
20	#include <netinet/in.h>	41	# include <netinet/in.h>
21	#include <netinet/tcp.h>	42	# include <netinet/tcp.h>
22
23	#include <inttypes.h>	43	# include <inttypes.h>
		44	#endif
		45
		46	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
24		47
25	#define FOW_DARKNESS 32	48	#define FOW_DARKNESS 32
26		49
27	#define MAP_EXTEND_X 32	50	#define MAP_EXTEND_X 32
28	#define MAP_EXTEND_Y 512	51	#define MAP_EXTEND_Y 512
29		52
30	static PangoContext *context;	53	#define MIN_FONT_HEIGHT 10
31	static PangoFontMap *fontmap;	54
		55	#if 0
		56	# define PARACHUTE SDL_INIT_NOPARACHUTE
		57	#else
		58	# define PARACHUTE 0
		59	#endif
		60
		61	static struct
		62	{
		63	#define GL_FUNC(ptr,name) ptr name;
		64	#include "glfunc.h"
		65	#undef GL_FUNC
		66	} gl;
		67
		68	static void gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		69	{
		70	if (gl.BlendFuncSeparate)
		71	gl.BlendFuncSeparate (sa, da, saa, daa);
		72	else if (gl.BlendFuncSeparateEXT)
		73	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		74	else
		75	glBlendFunc (sa, da);
		76	}
		77
		78	#include "texcache.c"
		79
		80	#include "pango-font.c"
		81	#include "pango-fontmap.c"
		82	#include "pango-render.c"
		83
		84	typedef Mix_Chunk *CFPlus__MixChunk;
		85	typedef Mix_Music *CFPlus__MixMusic;
		86
		87	typedef PangoFontDescription *CFPlus__Font;
		88
		89	static int
		90	shape_attr_p (PangoLayoutRun *run)
		91	{
		92	GSList *attrs = run->item->analysis.extra_attrs;
		93
		94	while (attrs)
		95	{
		96	PangoAttribute *attr = attrs->data;
		97
		98	if (attr->klass->type == PANGO_ATTR_SHAPE)
		99	return 1;
		100
		101	attrs = attrs->next;
		102	}
		103
		104	return 0;
		105	}
32		106
33	typedef struct cf_layout {	107	typedef struct cf_layout {
34	PangoLayout *pl;	108	PangoLayout *pl;
		109	float r, g, b, a; // default color for rgba mode
35	int base_height;	110	int base_height;
		111	CFPlus__Font font;
36	} *CFClient__Layout;	112	} *CFPlus__Layout;
		113
		114	static CFPlus__Font default_font;
		115	static PangoContext *opengl_context;
		116	static PangoFontMap *opengl_fontmap;
37		117
38	static void	118	static void
39	substitute_func (FcPattern *pattern, gpointer data)	119	substitute_func (FcPattern *pattern, gpointer data)
40	{	120	{
41	FcPatternAddBool (pattern, FC_HINTING , 1);	121	FcPatternAddBool (pattern, FC_HINTING, 1);
		122	#ifdef FC_HINT_STYLE
		123	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		124	#endif
42	FcPatternAddBool (pattern, FC_AUTOHINT, 0);	125	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
43	}	126	}
44		127
45	static void	128	static void
46	layout_update (CFClient__Layout self)	129	layout_update_font (CFPlus__Layout self)
47	{	130	{
48	/* use a random scale factor to account for unknown descenders, 0.8 works	131	/* use a random scale factor to account for unknown descenders, 0.8 works
49	* reasonably well with bitstream vera	132	* reasonably well with bitstream vera
50	*/	133	*/
51	PangoFontDescription *font = pango_context_get_font_description (context);	134	PangoFontDescription *font = self->font ? self->font : default_font;
52	pango_font_description_set_absolute_size (font, self->base_height * (PANGO_SCALE * 8 / 10));	135
		136	pango_font_description_set_absolute_size (font,
		137	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		138
		139	pango_layout_set_font_description (self->pl, font);
53	}	140	}
54		141
55	static void	142	static void
56	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	143	layout_get_pixel_size (CFPlus__Layout self, int *w, int *h)
57	{	144	{
58	layout_update (self);	145	PangoRectangle rect;
59		146
		147	// get_pixel_* wrongly rounds down
60	pango_layout_get_pixel_size (self->pl, w, h);	148	pango_layout_get_extents (self->pl, 0, &rect);
61		149
62	*w = (*w + 3) & ~3;	150	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
63	if (!*w) *w = 1;	151	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
64	if (!*h) *h = 1;	152
		153	if (!rect.width) rect.width = 1;
		154	if (!rect.height) rect.height = 1;
		155
		156	*w = rect.width;
		157	*h = rect.height;
65	}	158	}
		159
		160	typedef uint16_t tileid;
		161	typedef uint16_t faceid;
66		162
67	typedef struct {	163	typedef struct {
68	GLint name;	164	int name;
69	int w, h;	165	int w, h;
70	float s, t;	166	float s, t;
71	uint8_t r, g, b, a;	167	uint8_t r, g, b, a;
72	} mapface;	168	tileid smoothtile;
		169	uint8_t smoothlevel;
		170	} maptex;
73		171
74	typedef struct {	172	typedef struct {
		173	uint32_t player;
		174	tileid tile[3];
75	int16_t darkness;	175	uint16_t darkness;
76	uint16_t face[3];	176	uint8_t stat_width, stat_hp, flags, smoothmax;
77	} mapcell;	177	} mapcell;
78		178
79	typedef struct {	179	typedef struct {
80	int32_t c0, c1;	180	int32_t c0, c1;
81	mapcell *col;	181	mapcell *col;
82	} maprow;	182	} maprow;
83		183
84	typedef struct map {	184	typedef struct map {
85	int x, y, w, h;	185	int x, y, w, h;
86	int vx, vy;	186	int ox, oy; /* offset to virtual global coordinate system */
87	int faces;	187	int faces; tileid *face2tile; // [faceid]
88	mapface *face;	188	int texs; maptex *tex; // [tileid]
89		189
90	uint32_t rows;	190	int32_t rows;
91	maprow *row;	191	maprow *row;
92	} *CFClient__Map;	192	} *CFPlus__Map;
93		193
94	static char *	194	static char *
95	prepend (char *ptr, int sze, int inc)	195	prepend (char *ptr, int sze, int inc)
96	{	196	{
97	char *p;	197	char *p;
…		…
115		215
116	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	216	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
117	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	217	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
118		218
119	static void	219	static void
		220	need_facenum (struct map *self, faceid face)
		221	{
		222	while (self->faces <= face)
		223	{
		224	Append (tileid, self->face2tile, self->faces, self->faces);
		225	self->faces *= 2;
		226	}
		227	}
		228
		229	static void
		230	need_texid (struct map *self, int texid)
		231	{
		232	while (self->texs <= texid)
		233	{
		234	Append (maptex, self->tex, self->texs, self->texs);
		235	self->texs *= 2;
		236	}
		237	}
		238
		239	static maprow *
		240	map_get_row (CFPlus__Map self, int y)
		241	{
		242	if (0 > y)
		243	{
		244	int extend = - y + MAP_EXTEND_Y;
		245	Prepend (maprow, self->row, self->rows, extend);
		246
		247	self->rows += extend;
		248	self->y += extend;
		249	y += extend;
		250	}
		251	else if (y >= self->rows)
		252	{
		253	int extend = y - self->rows + MAP_EXTEND_Y;
		254	Append (maprow, self->row, self->rows, extend);
		255	self->rows += extend;
		256	}
		257
		258	return self->row + y;
		259	}
		260
		261	static mapcell *
		262	row_get_cell (maprow *row, int x)
		263	{
		264	if (!row->col)
		265	{
		266	Newz (0, row->col, MAP_EXTEND_X, mapcell);
		267	row->c0 = x - MAP_EXTEND_X / 4;
		268	row->c1 = row->c0 + MAP_EXTEND_X;
		269	}
		270
		271	if (row->c0 > x)
		272	{
		273	int extend = row->c0 - x + MAP_EXTEND_X;
		274	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
		275	row->c0 -= extend;
		276	}
		277	else if (x >= row->c1)
		278	{
		279	int extend = x - row->c1 + MAP_EXTEND_X;
		280	Append (mapcell, row->col, row->c1 - row->c0, extend);
		281	row->c1 += extend;
		282	}
		283
		284	return row->col + (x - row->c0);
		285	}
		286
		287	static mapcell *
		288	map_get_cell (CFPlus__Map self, int x, int y)
		289	{
		290	return row_get_cell (map_get_row (self, y), x);
		291	}
		292
		293	static void
120	map_clear (CFClient__Map self)	294	map_clear (CFPlus__Map self)
121	{	295	{
122	int r;	296	int r;
123		297
124	for (r = 0; r < self->rows; r++)	298	for (r = 0; r < self->rows; r++)
125	Safefree (self->row[r].col);	299	Safefree (self->row[r].col);
126		300
127	Safefree (self->row);	301	Safefree (self->row);
128		302
129	self->x = 0;	303	self->x = 0;
130	self->y = 0;	304	self->y = 0;
131	self->vx = 0;	305	self->ox = 0;
132	self->vy = 0;	306	self->oy = 0;
133	self->row = 0;	307	self->row = 0;
134	self->rows = 0;	308	self->rows = 0;
135	}	309	}
136		310
137	static void	311	static void
138	map_blank (CFClient__Map self, int x0, int y0, int w, int h)	312	map_blank (CFPlus__Map self, int x0, int y0, int w, int h)
139	{	313	{
140	int x, y;	314	int x, y;
		315	maprow *row;
		316	mapcell *cell;
141		317
142	for (y = y0; y < y0 + h; y++)	318	for (y = y0; y < y0 + h; y++)
143	if (y >= 0)	319	if (y >= 0)
144	{	320	{
145	if (y >= self->rows)	321	if (y >= self->rows)
146	break;	322	break;
147		323
148	maprow *row = self->row + y;	324	row = self->row + y;
149		325
150	for (x = x0; x < x0 + w; x++)	326	for (x = x0; x < x0 + w; x++)
151	if (x >= row->c0)	327	if (x >= row->c0)
152	{	328	{
153	if (x >= row->c1)	329	if (x >= row->c1)
154	break;	330	break;
155		331
156	row->col[x - row->c0].darkness = -1;	332	cell = row->col + x - row->c0;
		333
		334	cell->darkness = 0;
		335	cell->stat_hp = 0;
		336	cell->flags = 0;
		337	cell->player = 0;
157	}	338	}
158	}	339	}
159	}	340	}
160		341
		342	typedef struct {
		343	tileid tile;
		344	uint8_t x, y, level;
		345	} smooth_key;
		346
		347	static void
		348	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		349	{
		350	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		351
		352	if (SvIOK (*sv))
		353	SvIV_set (*sv, SvIVX (*sv) | bits);
		354	else
		355	sv_setiv (*sv, bits);
		356	}
		357
		358	static void
		359	music_finished (void)
		360	{
		361	SDL_UserEvent ev;
		362
		363	ev.type = SDL_USEREVENT;
		364	ev.code = 0;
		365	ev.data1 = 0;
		366	ev.data2 = 0;
		367
		368	SDL_PushEvent ((SDL_Event *)&ev);
		369	}
		370
		371	static void
		372	channel_finished (int channel)
		373	{
		374	SDL_UserEvent ev;
		375
		376	ev.type = SDL_USEREVENT;
		377	ev.code = 1;
		378	ev.data1 = (void *)(long)channel;
		379	ev.data2 = 0;
		380
		381	SDL_PushEvent ((SDL_Event *)&ev);
		382	}
		383
		384	static unsigned int
		385	minpot (unsigned int n)
		386	{
		387	if (!n)
		388	return 0;
		389
		390	--n;
		391
		392	n |= n >> 1;
		393	n |= n >> 2;
		394	n |= n >> 4;
		395	n |= n >> 8;
		396	n |= n >> 16;
		397
		398	return n + 1;
		399	}
		400
		401	/* SDL should provide this, really. */
		402	#define SDLK_MODIFIER_MIN 300
		403	#define SDLK_MODIFIER_MAX 314
		404
		405	static AV *texture_av;
		406
161	MODULE = CFClient PACKAGE = CFClient	407	MODULE = CFPlus PACKAGE = CFPlus
162		408
163	PROTOTYPES: ENABLE	409	PROTOTYPES: ENABLE
164		410
165	BOOT:	411	BOOT:
166	{	412	{
167	fontmap = pango_ft2_font_map_new ();	413	texture_av = newAV ();
		414	AvREAL_off (texture_av);
		415
		416	HV *stash = gv_stashpv ("CFPlus", 1);
		417	static const struct {
		418	const char *name;
		419	IV iv;
		420	} *civ, const_iv[] = {
		421	# define const_iv(name) { # name, (IV)name }
		422	const_iv (SDLK_MODIFIER_MIN),
		423	const_iv (SDLK_MODIFIER_MAX),
		424
		425	const_iv (SDL_ACTIVEEVENT),
		426	const_iv (SDL_KEYDOWN),
		427	const_iv (SDL_KEYUP),
		428	const_iv (SDL_MOUSEMOTION),
		429	const_iv (SDL_MOUSEBUTTONDOWN),
		430	const_iv (SDL_MOUSEBUTTONUP),
		431	const_iv (SDL_JOYAXISMOTION),
		432	const_iv (SDL_JOYBALLMOTION),
		433	const_iv (SDL_JOYHATMOTION),
		434	const_iv (SDL_JOYBUTTONDOWN),
		435	const_iv (SDL_JOYBUTTONUP),
		436	const_iv (SDL_QUIT),
		437	const_iv (SDL_SYSWMEVENT),
		438	const_iv (SDL_EVENT_RESERVEDA),
		439	const_iv (SDL_EVENT_RESERVEDB),
		440	const_iv (SDL_VIDEORESIZE),
		441	const_iv (SDL_VIDEOEXPOSE),
		442	const_iv (SDL_USEREVENT),
		443
		444	const_iv (SDL_APPINPUTFOCUS),
		445	const_iv (SDL_APPMOUSEFOCUS),
		446	const_iv (SDL_APPACTIVE),
		447
		448	const_iv (SDLK_KP0),
		449	const_iv (SDLK_KP1),
		450	const_iv (SDLK_KP2),
		451	const_iv (SDLK_KP3),
		452	const_iv (SDLK_KP4),
		453	const_iv (SDLK_KP5),
		454	const_iv (SDLK_KP6),
		455	const_iv (SDLK_KP7),
		456	const_iv (SDLK_KP8),
		457	const_iv (SDLK_KP9),
		458	const_iv (SDLK_KP_PERIOD),
		459	const_iv (SDLK_KP_DIVIDE),
		460	const_iv (SDLK_KP_MULTIPLY),
		461	const_iv (SDLK_KP_MINUS),
		462	const_iv (SDLK_KP_PLUS),
		463	const_iv (SDLK_KP_ENTER),
		464	const_iv (SDLK_KP_EQUALS),
		465	const_iv (SDLK_UP),
		466	const_iv (SDLK_DOWN),
		467	const_iv (SDLK_RIGHT),
		468	const_iv (SDLK_LEFT),
		469	const_iv (SDLK_INSERT),
		470	const_iv (SDLK_HOME),
		471	const_iv (SDLK_END),
		472	const_iv (SDLK_PAGEUP),
		473	const_iv (SDLK_PAGEDOWN),
		474	const_iv (SDLK_F1),
		475	const_iv (SDLK_F2),
		476	const_iv (SDLK_F3),
		477	const_iv (SDLK_F4),
		478	const_iv (SDLK_F5),
		479	const_iv (SDLK_F6),
		480	const_iv (SDLK_F7),
		481	const_iv (SDLK_F8),
		482	const_iv (SDLK_F9),
		483	const_iv (SDLK_F10),
		484	const_iv (SDLK_F11),
		485	const_iv (SDLK_F12),
		486	const_iv (SDLK_F13),
		487	const_iv (SDLK_F14),
		488	const_iv (SDLK_F15),
		489	const_iv (SDLK_NUMLOCK),
		490	const_iv (SDLK_CAPSLOCK),
		491	const_iv (SDLK_SCROLLOCK),
		492	const_iv (SDLK_RSHIFT),
		493	const_iv (SDLK_LSHIFT),
		494	const_iv (SDLK_RCTRL),
		495	const_iv (SDLK_LCTRL),
		496	const_iv (SDLK_RALT),
		497	const_iv (SDLK_LALT),
		498	const_iv (SDLK_RMETA),
		499	const_iv (SDLK_LMETA),
		500	const_iv (SDLK_LSUPER),
		501	const_iv (SDLK_RSUPER),
		502	const_iv (SDLK_MODE),
		503	const_iv (SDLK_COMPOSE),
		504	const_iv (SDLK_HELP),
		505	const_iv (SDLK_PRINT),
		506	const_iv (SDLK_SYSREQ),
		507	const_iv (SDLK_BREAK),
		508	const_iv (SDLK_MENU),
		509	const_iv (SDLK_POWER),
		510	const_iv (SDLK_EURO),
		511	const_iv (SDLK_UNDO),
		512
		513	const_iv (KMOD_NONE),
		514	const_iv (KMOD_SHIFT),
		515	const_iv (KMOD_LSHIFT),
		516	const_iv (KMOD_RSHIFT),
		517	const_iv (KMOD_CTRL),
		518	const_iv (KMOD_LCTRL),
		519	const_iv (KMOD_RCTRL),
		520	const_iv (KMOD_ALT),
		521	const_iv (KMOD_LALT),
		522	const_iv (KMOD_RALT),
		523	const_iv (KMOD_META),
		524	const_iv (KMOD_LMETA),
		525	const_iv (KMOD_RMETA),
		526	const_iv (KMOD_NUM),
		527	const_iv (KMOD_CAPS),
		528	const_iv (KMOD_MODE),
		529	# undef const_iv
		530	};
		531
		532	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		533	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		534
		535	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		536	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		537	}
		538
		539	void
		540	weaken (SV *rv)
		541	PROTOTYPE: $
		542	CODE:
		543	sv_rvweaken (rv);
		544
		545	int
		546	in_destruct ()
		547	CODE:
		548	RETVAL = PL_main_cv == Nullcv;
		549	OUTPUT:
		550	RETVAL
		551
		552	NV floor (NV x)
		553
		554	NV ceil (NV x)
		555
		556	void
		557	pango_init ()
		558	CODE:
		559	{
		560	opengl_fontmap = pango_opengl_font_map_new ();
168	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	561	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
169	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	562	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
170	}	563	}
171		564
		565	int
		566	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
		567
172	void	568	void
173	lowdelay (int fd, int val = 1)	569	SDL_Quit ()
		570
		571	void
		572	SDL_ListModes ()
174	CODE:	573	PPCODE:
175	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	574	{
		575	SDL_Rect **m;
		576
		577	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);
		578	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);
		579	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);
		580	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);
		581
		582	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		583	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);
		584
		585	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);
		586	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		587	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);
		588	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		589
		590	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		591	#if SDL_VERSION_ATLEAST(1,2,10)
		592	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);
		593	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		594	#endif
		595
		596	SDL_EnableUNICODE (1);
		597	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		598
		599	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		600
		601	if (m && m != (SDL_Rect **)-1)
		602	while (*m)
		603	{
		604	AV *av = newAV ();
		605	av_push (av, newSViv ((*m)->w));
		606	av_push (av, newSViv ((*m)->h));
		607	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		608
		609	++m;
		610	}
		611	}
176		612
177	char *	613	char *
178	gl_version ()	614	SDL_GetError ()
		615
		616	int
		617	SDL_SetVideoMode (int w, int h, int fullscreen)
179	CODE:	618	CODE:
180	RETVAL = (char *)glGetString (GL_VERSION);	619	RETVAL = !!SDL_SetVideoMode (
		620	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		621	);
		622	if (RETVAL)
		623	{
		624	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
		625	# define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		626	# include "glfunc.h"
		627	# undef GL_FUNC
		628	}
181	OUTPUT:	629	OUTPUT:
182	RETVAL	630	RETVAL
183		631
		632	void
		633	SDL_GL_SwapBuffers ()
		634
184	char *	635	char *
185	gl_extensions ()	636	SDL_GetKeyName (int sym)
		637
		638	void
		639	SDL_PollEvent ()
186	CODE:	640	PPCODE:
187	RETVAL = (char *)glGetString (GL_EXTENSIONS);	641	{
188	OUTPUT:	642	SDL_Event ev;
189	RETVAL	643
		644	while (SDL_PollEvent (&ev))
		645	{
		646	HV *hv = newHV ();
		647	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		648
		649	switch (ev.type)
		650	{
		651	case SDL_KEYDOWN:
		652	case SDL_KEYUP:
		653	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		654	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		655	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		656	hv_store (hv, "cmod", 4, newSViv (SDL_GetModState ()), 0); /* current mode */
		657	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		658	break;
		659
		660	case SDL_ACTIVEEVENT:
		661	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		662	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		663	break;
		664
		665	case SDL_MOUSEMOTION:
		666	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		667
		668	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);
		669	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);
		670	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);
		671	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);
		672	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);
		673	break;
		674
		675	case SDL_MOUSEBUTTONDOWN:
		676	case SDL_MOUSEBUTTONUP:
		677	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		678
		679	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		680	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		681	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		682	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		683	break;
		684
		685	case SDL_USEREVENT:
		686	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		687	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		688	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		689	break;
		690	}
		691
		692	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
		693	}
		694	}
		695
		696	int
		697	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)
		698	POSTCALL:
		699	Mix_HookMusicFinished (music_finished);
		700	Mix_ChannelFinished (channel_finished);
		701
		702	void
		703	Mix_CloseAudio ()
		704
		705	int
		706	Mix_AllocateChannels (int numchans = -1)
		707
		708	void
		709	lowdelay (int fd, int val = 1)
		710	CODE:
		711	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		712
		713	void
		714	win32_proxy_info ()
		715	PPCODE:
		716	{
		717	#ifdef _WIN32
		718	char buffer[2048];
		719	DWORD buflen;
		720
		721	EXTEND (SP, 3);
		722
		723	buflen = sizeof (buffer);
		724	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		725	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		726	{
		727	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		728
		729	buflen = sizeof (buffer);
		730	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		731	{
		732	PUSHs (newSVpv (buffer, 0));
		733
		734	buflen = sizeof (buffer);
		735	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		736	PUSHs (newSVpv (buffer, 0));
		737	}
		738	}
		739	#endif
		740	}
190		741
191	void	742	void
192	add_font (char *file)	743	add_font (char *file)
193	CODE:	744	CODE:
194	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	745	FcConfigAppFontAddFile (0, (const FcChar8 *)file);
195
196	void
197	set_font (char *file)
198	CODE:
199	{
200	int count;
201	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
202	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
203	FcPatternDestroy (pattern);
204	pango_context_set_font_description (context, font);
205	}
206		746
207	void	747	void
208	load_image_inline (SV *image_)	748	load_image_inline (SV *image_)
209	ALIAS:	749	ALIAS:
210	load_image_file = 1	750	load_image_file = 1
…		…
226	croak ("load_image: %s", SDL_GetError ());	766	croak ("load_image: %s", SDL_GetError ());
227		767
228	fmt.palette = NULL;	768	fmt.palette = NULL;
229	fmt.BitsPerPixel = 32;	769	fmt.BitsPerPixel = 32;
230	fmt.BytesPerPixel = 4;	770	fmt.BytesPerPixel = 4;
		771	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
231	fmt.Rmask = 0x000000ff;	772	fmt.Rmask = 0x000000ff;
232	fmt.Gmask = 0x0000ff00;	773	fmt.Gmask = 0x0000ff00;
233	fmt.Bmask = 0x00ff0000;	774	fmt.Bmask = 0x00ff0000;
234	fmt.Amask = 0xff000000;	775	fmt.Amask = 0xff000000;
		776	#else
		777	fmt.Rmask = 0xff000000;
		778	fmt.Gmask = 0x00ff0000;
		779	fmt.Bmask = 0x0000ff00;
		780	fmt.Amask = 0x000000ff;
		781	#endif
235	fmt.Rloss = 0;	782	fmt.Rloss = 0;
236	fmt.Gloss = 0;	783	fmt.Gloss = 0;
237	fmt.Bloss = 0;	784	fmt.Bloss = 0;
238	fmt.Aloss = 0;	785	fmt.Aloss = 0;
239	fmt.Rshift = 0;	786	fmt.Rshift = 0;
…		…
245		792
246	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	793	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
247		794
248	assert (surface2->pitch == surface2->w * 4);	795	assert (surface2->pitch == surface2->w * 4);
249		796
		797	SDL_LockSurface (surface2);
250	EXTEND (SP, 5);	798	EXTEND (SP, 6);
251	PUSHs (sv_2mortal (newSViv (surface2->w)));	799	PUSHs (sv_2mortal (newSViv (surface2->w)));
252	PUSHs (sv_2mortal (newSViv (surface2->h)));	800	PUSHs (sv_2mortal (newSViv (surface2->h)));
253	SDL_LockSurface (surface2);
254	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	801	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
255	SDL_UnlockSurface (surface2);
256	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	802	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
257	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	803	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
258	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	804	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		805	SDL_UnlockSurface (surface2);
259		806
260	SDL_FreeSurface (surface);	807	SDL_FreeSurface (surface);
261	SDL_FreeSurface (surface2);	808	SDL_FreeSurface (surface2);
262	}	809	}
263		810
…		…
285	PUSHs (sv_2mortal (newSViv (b / y)));	832	PUSHs (sv_2mortal (newSViv (b / y)));
286	PUSHs (sv_2mortal (newSViv (a / y)));	833	PUSHs (sv_2mortal (newSViv (a / y)));
287	}	834	}
288		835
289	void	836	void
		837	error (char *message)
		838	CODE:
		839	fprintf (stderr, "ERROR: %s\n", message);
		840	#ifdef _WIN32
		841	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		842	#endif
		843
		844	void
290	fatal (char *message)	845	fatal (char *message)
291	CODE:	846	CODE:
		847	fprintf (stderr, "FATAL: %s\n", message);
		848	#ifdef _WIN32
		849	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
		850	#endif
		851	_exit (1);
		852
		853	void
		854	_exit (int retval = 0)
		855	CODE:
292	#ifdef WIN32	856	#ifdef WIN32
293	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	857	ExitThread (retval); // unclean, please beam me up
294	#else	858	#else
295	fprintf (stderr, "FATAL: %s\n", message);	859	_exit (retval);
296	#endif	860	#endif
297	exit (1);
298		861
299	MODULE = CFClient PACKAGE = CFClient::Layout	862	MODULE = CFPlus PACKAGE = CFPlus::Font
300		863
301	CFClient::Layout	864	CFPlus::Font
302	new (SV *class, int base_height = 10)	865	new_from_file (SV *class, char *path, int id = 0)
303	CODE:	866	CODE:
304	New (0, RETVAL, 1, struct cf_layout);	867	{
305	RETVAL->base_height = base_height;	868	int count;
306	RETVAL->pl = pango_layout_new (context);	869	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
307	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	870	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		871	FcPatternDestroy (pattern);
		872	}
308	OUTPUT:	873	OUTPUT:
309	RETVAL	874	RETVAL
310		875
311	void	876	void
		877	DESTROY (CFPlus::Font self)
		878	CODE:
		879	pango_font_description_free (self);
		880
		881	void
		882	make_default (CFPlus::Font self)
		883	CODE:
		884	default_font = self;
		885
		886	MODULE = CFPlus PACKAGE = CFPlus::Layout
		887
		888	void
		889	reset_glyph_cache ()
		890	CODE:
		891	tc_clear ();
		892
		893	CFPlus::Layout
		894	new (SV *class)
		895	CODE:
		896	New (0, RETVAL, 1, struct cf_layout);
		897
		898	RETVAL->pl = pango_layout_new (opengl_context);
		899	RETVAL->r = 1.;
		900	RETVAL->g = 1.;
		901	RETVAL->b = 1.;
		902	RETVAL->a = 1.;
		903	RETVAL->base_height = MIN_FONT_HEIGHT;
		904	RETVAL->font = 0;
		905
		906	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		907	layout_update_font (RETVAL);
		908	OUTPUT:
		909	RETVAL
		910
		911	void
312	DESTROY (CFClient::Layout self)	912	DESTROY (CFPlus::Layout self)
313	CODE:	913	CODE:
314	g_object_unref (self->pl);	914	g_object_unref (self->pl);
315	Safefree (self);	915	Safefree (self);
316		916
317	void	917	void
318	set_text (CFClient::Layout self, SV *text_)	918	set_text (CFPlus::Layout self, SV *text_)
319	CODE:	919	CODE:
320	{	920	{
321	STRLEN textlen;	921	STRLEN textlen;
322	char *text = SvPVutf8 (text_, textlen);	922	char *text = SvPVutf8 (text_, textlen);
323		923
324	pango_layout_set_text (self->pl, text, textlen);	924	pango_layout_set_text (self->pl, text, textlen);
325	}	925	}
326		926
327	void	927	void
328	set_markup (CFClient::Layout self, SV *text_)	928	set_markup (CFPlus::Layout self, SV *text_)
329	CODE:	929	CODE:
330	{	930	{
331	STRLEN textlen;	931	STRLEN textlen;
332	char *text = SvPVutf8 (text_, textlen);	932	char *text = SvPVutf8 (text_, textlen);
333		933
334	pango_layout_set_markup (self->pl, text, textlen);	934	pango_layout_set_markup (self->pl, text, textlen);
335	}	935	}
336		936
337	void	937	void
		938	set_shapes (CFPlus::Layout self, ...)
		939	CODE:
		940	{
		941	PangoAttrList *attrs = 0;
		942	const char *text = pango_layout_get_text (self->pl);
		943	const char *pos = text;
		944	int arg = 4;
		945
		946	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		947	{
		948	PangoRectangle inkrect, rect;
		949	PangoAttribute *attr;
		950
		951	int x = SvIV (ST (arg - 3));
		952	int y = SvIV (ST (arg - 2));
		953	int w = SvIV (ST (arg - 1));
		954	int h = SvIV (ST (arg ));
		955
		956	inkrect.x = 0;
		957	inkrect.y = 0;
		958	inkrect.width = 0;
		959	inkrect.height = 0;
		960
		961	rect.x = x * PANGO_SCALE;
		962	rect.y = y * PANGO_SCALE;
		963	rect.width = w * PANGO_SCALE;
		964	rect.height = h * PANGO_SCALE;
		965
		966	if (!attrs)
		967	attrs = pango_layout_get_attributes (self->pl);
		968
		969	attr = pango_attr_shape_new (&inkrect, &rect);
		970	attr->start_index = pos - text;
		971	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		972	pango_attr_list_insert (attrs, attr);
		973
		974	arg += 4;
		975	pos += sizeof (OBJ_STR) - 1;
		976	}
		977
		978	if (attrs)
		979	pango_layout_set_attributes (self->pl, attrs);
		980	}
		981
		982	void
		983	get_shapes (CFPlus::Layout self)
		984	PPCODE:
		985	{
		986	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		987
		988	do
		989	{
		990	PangoLayoutRun *run = pango_layout_iter_get_run (iter);
		991
		992	if (run && shape_attr_p (run))
		993	{
		994	PangoRectangle extents;
		995	pango_layout_iter_get_run_extents (iter, 0, &extents);
		996
		997	EXTEND (SP, 2);
		998	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		999	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1000	}
		1001	}
		1002	while (pango_layout_iter_next_run (iter));
		1003
		1004	pango_layout_iter_free (iter);
		1005	}
		1006
		1007	int
		1008	has_wrapped (CFPlus::Layout self)
		1009	CODE:
		1010	{
		1011	int lines = 1;
		1012	const char *text = pango_layout_get_text (self->pl);
		1013
		1014	while (*text)
		1015	lines += *text++ == '\n';
		1016
		1017	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1018	}
		1019	OUTPUT:
		1020	RETVAL
		1021
		1022	SV *
		1023	get_text (CFPlus::Layout self)
		1024	CODE:
		1025	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1026	sv_utf8_decode (RETVAL);
		1027	OUTPUT:
		1028	RETVAL
		1029
		1030	void
		1031	set_foreground (CFPlus::Layout self, float r, float g, float b, float a = 1.)
		1032	CODE:
		1033	self->r = r;
		1034	self->g = g;
		1035	self->b = b;
		1036	self->a = a;
		1037
		1038	void
		1039	set_font (CFPlus::Layout self, CFPlus::Font font = 0)
		1040	CODE:
		1041	if (self->font != font)
		1042	{
		1043	self->font = font;
		1044	layout_update_font (self);
		1045	}
		1046
		1047	void
338	set_height (CFClient::Layout self, int base_height)	1048	set_height (CFPlus::Layout self, int base_height)
339	CODE:	1049	CODE:
		1050	if (self->base_height != base_height)
		1051	{
340	self->base_height = base_height;	1052	self->base_height = base_height;
		1053	layout_update_font (self);
		1054	}
341		1055
342	void	1056	void
343	set_width (CFClient::Layout self, int max_width = -1)	1057	set_width (CFPlus::Layout self, int max_width = -1)
344	CODE:	1058	CODE:
345	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1059	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
346		1060
347	void	1061	void
		1062	set_indent (CFPlus::Layout self, int indent)
		1063	CODE:
		1064	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1065
		1066	void
		1067	set_spacing (CFPlus::Layout self, int spacing)
		1068	CODE:
		1069	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1070
		1071	void
		1072	set_ellipsise (CFPlus::Layout self, int ellipsise)
		1073	CODE:
		1074	pango_layout_set_ellipsize (self->pl,
		1075	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1076	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1077	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1078	: PANGO_ELLIPSIZE_NONE
		1079	);
		1080
		1081	void
		1082	set_single_paragraph_mode (CFPlus::Layout self, int spm)
		1083	CODE:
		1084	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1085
		1086	void
348	size (CFClient::Layout self)	1087	size (CFPlus::Layout self)
349	PPCODE:	1088	PPCODE:
350	{	1089	{
351	int w, h;	1090	int w, h;
352		1091
353	layout_update (self);
354	layout_get_pixel_size (self, &w, &h);	1092	layout_get_pixel_size (self, &w, &h);
355		1093
356	EXTEND (SP, 2);	1094	EXTEND (SP, 2);
357	PUSHs (sv_2mortal (newSViv (w)));	1095	PUSHs (sv_2mortal (newSViv (w)));
358	PUSHs (sv_2mortal (newSViv (h)));	1096	PUSHs (sv_2mortal (newSViv (h)));
359	}	1097	}
360		1098
361	int	1099	int
362	xy_to_index (CFClient::Layout self, int x, int y)	1100	descent (CFPlus::Layout self)
363	CODE:	1101	CODE:
364	{	1102	{
365	int index, trailing;	1103	PangoRectangle rect;
366		1104	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
367	layout_update (self);	1105	pango_layout_line_get_pixel_extents (line, 0, &rect);
368	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1106	RETVAL = PANGO_DESCENT (rect);
369
370	RETVAL = index;
371	}	1107	}
372	OUTPUT:	1108	OUTPUT:
373	RETVAL	1109	RETVAL
374		1110
		1111	int
		1112	xy_to_index (CFPlus::Layout self, int x, int y)
		1113	CODE:
		1114	{
		1115	int index, trailing;
		1116	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1117	RETVAL = index + trailing;
		1118	}
		1119	OUTPUT:
		1120	RETVAL
		1121
375	void	1122	void
376	cursor_pos (CFClient::Layout self, int index)	1123	cursor_pos (CFPlus::Layout self, int index)
377	PPCODE:	1124	PPCODE:
378	{	1125	{
379	PangoRectangle strong_pos;	1126	PangoRectangle strong_pos;
380	layout_update (self);
381	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1127	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
382		1128
383	EXTEND (SP, 3);	1129	EXTEND (SP, 3);
384	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1130	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
385	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1131	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
386	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1132	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
387	}	1133	}
388		1134
389	void	1135	void
390	render (CFClient::Layout self)	1136	index_to_line_x (CFPlus::Layout self, int index, int trailing = 0)
391	PPCODE:	1137	PPCODE:
392	{	1138	{
393	SV *retval;	1139	int line, x;
394	int w, h;
395	FT_Bitmap bitmap;
396		1140
397	layout_update (self);	1141	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
398	layout_get_pixel_size (self, &w, &h);	1142	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
399		1143
400	retval = newSV (w * h);
401	SvPOK_only (retval);
402	SvCUR_set (retval, w * h);
403
404	bitmap.rows = h;
405	bitmap.width = w;
406	bitmap.pitch = w;
407	bitmap.buffer = (unsigned char*)SvPVX (retval);
408	bitmap.num_grays = 256;
409	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
410
411	memset (bitmap.buffer, 0, w * h);
412
413	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
414
415	EXTEND (SP, 3);	1144	EXTEND (SP, 2);
416	PUSHs (sv_2mortal (newSViv (w)));	1145	PUSHs (sv_2mortal (newSViv (line - 1)));
		1146	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1147	}
		1148
		1149	void
		1150	line_x_to_index (CFPlus::Layout self, int line, int x)
		1151	PPCODE:
		1152	{
		1153	PangoLayoutLine *lp;
		1154	int index, trailing;
		1155
		1156	if (line < 0)
		1157	XSRETURN_EMPTY;
		1158
		1159	if (!(lp = pango_layout_get_line (self->pl, line)))
		1160	XSRETURN_EMPTY; /* do better */
		1161
		1162	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1163
		1164	EXTEND (SP, 2);
		1165	if (GIMME_V == G_SCALAR)
		1166	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1167	else
		1168	{
417	PUSHs (sv_2mortal (newSViv (h)));	1169	PUSHs (sv_2mortal (newSViv (index)));
418	PUSHs (sv_2mortal (retval));	1170	PUSHs (sv_2mortal (newSViv (trailing)));
		1171	}
419	}	1172	}
420		1173
		1174	void
		1175	render (CFPlus::Layout self, float x, float y, int flags = 0)
		1176	PPCODE:
		1177	pango_opengl_render_layout_subpixel (
		1178	self->pl,
		1179	x * PANGO_SCALE, y * PANGO_SCALE,
		1180	self->r, self->g, self->b, self->a,
		1181	flags
		1182	);
		1183
421	MODULE = CFClient PACKAGE = CFClient::Texture	1184	MODULE = CFPlus PACKAGE = CFPlus::Texture
422		1185
423	void	1186	void
		1187	pad2pot (SV *data_, SV *w_, SV *h_)
		1188	CODE:
		1189	{
		1190	int ow = SvIV (w_);
		1191	int oh = SvIV (h_);
		1192
		1193	if (ow && oh)
		1194	{
		1195	int nw = minpot (ow);
		1196	int nh = minpot (oh);
		1197
		1198	if (nw != ow || nh != oh)
		1199	{
		1200	if (SvOK (data_))
		1201	{
		1202	STRLEN datalen;
		1203	char *data = SvPVbyte (data_, datalen);
		1204	int bpp = datalen / (ow * oh);
		1205	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1206
		1207	SvPOK_only (result_);
		1208	SvCUR_set (result_, nw * nh * bpp);
		1209
		1210	memset (SvPVX (result_), 0, nw * nh * bpp);
		1211	while (oh--)
		1212	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1213
		1214	sv_setsv (data_, result_);
		1215	}
		1216
		1217	sv_setiv (w_, nw);
		1218	sv_setiv (h_, nh);
		1219	}
		1220	}
		1221	}
		1222
		1223	void
424	draw_quad (SV *self, float x, float y, float w = 0, float h = 0)	1224	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
425	PROTOTYPE: $$$;$$	1225	PROTOTYPE: $$$;$$
		1226	ALIAS:
		1227	draw_quad_alpha = 1
		1228	draw_quad_alpha_premultiplied = 2
426	CODE:	1229	CODE:
427	{	1230	{
428	HV *hv = (HV *)SvRV (self);	1231	HV *hv = (HV *)SvRV (self);
429	float s = SvNV (*hv_fetch (hv, "s", 1, 1));	1232	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
430	float t = SvNV (*hv_fetch (hv, "t", 1, 1));	1233	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
431	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1234	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
432	int wrap_mode = SvIV (*hv_fetch (hv, "wrap_mode", 9, 1));
433		1235
434	if (items < 5)	1236	if (items < 5)
435	{	1237	{
436	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1238	w = SvNV (*hv_fetch (hv, "w", 1, 1));
437	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1239	h = SvNV (*hv_fetch (hv, "h", 1, 1));
438	}	1240	}
439		1241
		1242	if (ix)
		1243	{
		1244	glEnable (GL_BLEND);
		1245
		1246	if (ix == 2)
		1247	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1248	else
		1249	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1250	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1251
		1252	glEnable (GL_ALPHA_TEST);
		1253	glAlphaFunc (GL_GREATER, 0.01f);
		1254	}
		1255
440	glBindTexture (GL_TEXTURE_2D, name);	1256	glBindTexture (GL_TEXTURE_2D, name);
441	if (wrap_mode) {	1257
442	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
443	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
444	}
445	glBegin (GL_QUADS);	1258	glBegin (GL_QUADS);
446	glTexCoord2f (0, 0); glVertex2f (x , y );	1259	glTexCoord2f (0, 0); glVertex2f (x , y );
447	glTexCoord2f (0, t); glVertex2f (x , y + h);	1260	glTexCoord2f (0, t); glVertex2f (x , y + h);
448	glTexCoord2f (s, t); glVertex2f (x + w, y + h);	1261	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
449	glTexCoord2f (s, 0); glVertex2f (x + w, y );	1262	glTexCoord2f (s, 0); glVertex2f (x + w, y );
450	glEnd ();	1263	glEnd ();
451	}
452		1264
		1265	if (ix)
		1266	{
		1267	glDisable (GL_ALPHA_TEST);
		1268	glDisable (GL_BLEND);
		1269	}
		1270	}
		1271
453	MODULE = CFClient PACKAGE = CFClient::Map	1272	MODULE = CFPlus PACKAGE = CFPlus::Map
454		1273
455	CFClient::Map	1274	CFPlus::Map
456	new (SV *class, int map_width, int map_height)	1275	new (SV *class)
457	CODE:	1276	CODE:
458	New (0, RETVAL, 1, struct map);	1277	New (0, RETVAL, 1, struct map);
459	RETVAL->x = 0;	1278	RETVAL->x = 0;
460	RETVAL->y = 0;	1279	RETVAL->y = 0;
461	RETVAL->w = map_width;	1280	RETVAL->w = 0;
462	RETVAL->h = map_height;	1281	RETVAL->h = 0;
463	RETVAL->vx = 0;	1282	RETVAL->ox = 0;
464	RETVAL->vy = 0;	1283	RETVAL->oy = 0;
465	RETVAL->faces = 8192;	1284	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
466	Newz (0, RETVAL->face, RETVAL->faces, mapface);	1285	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
467	RETVAL->rows = 0;	1286	RETVAL->rows = 0;
468	RETVAL->row = 0;	1287	RETVAL->row = 0;
469	OUTPUT:	1288	OUTPUT:
470	RETVAL	1289	RETVAL
471		1290
472	void	1291	void
473	DESTROY (CFClient::Map self)	1292	DESTROY (CFPlus::Map self)
474	CODE:	1293	CODE:
475	{	1294	{
476	map_clear (self);	1295	map_clear (self);
477	Safefree (self->face);	1296	Safefree (self->face2tile);
		1297	Safefree (self->tex);
478	Safefree (self);	1298	Safefree (self);
479	}	1299	}
480		1300
481	void	1301	void
		1302	resize (CFPlus::Map self, int map_width, int map_height)
		1303	CODE:
		1304	self->w = map_width;
		1305	self->h = map_height;
		1306
		1307	void
482	clear (CFClient::Map self)	1308	clear (CFPlus::Map self)
483	CODE:	1309	CODE:
484	map_clear (self);	1310	map_clear (self);
485		1311
486	void	1312	void
		1313	set_tileid (CFPlus::Map self, int face, int tile)
		1314	CODE:
		1315	{
		1316	need_facenum (self, face); self->face2tile [face] = tile;
		1317	need_texid (self, tile);
		1318	}
		1319
		1320	void
		1321	set_smooth (CFPlus::Map self, int face, int smooth, int level)
		1322	CODE:
		1323	{
		1324	tileid texid;
		1325	maptex *tex;
		1326
		1327	if (face < 0 || face >= self->faces)
		1328	return;
		1329
		1330	if (smooth < 0 || smooth >= self->faces)
		1331	return;
		1332
		1333	texid = self->face2tile [face];
		1334
		1335	if (!texid)
		1336	return;
		1337
		1338	tex = self->tex + texid;
		1339	tex->smoothtile = self->face2tile [smooth];
		1340	tex->smoothlevel = level;
		1341	}
		1342
		1343	void
487	set_texture (CFClient::Map self, int face, int name, int w, int h, float s, float t, int r, int g, int b, int a)	1344	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)
488	CODE:	1345	CODE:
489	{	1346	{
490	while (self->faces < face)	1347	need_texid (self, texid);
		1348
		1349	{
		1350	maptex *tex = self->tex + texid;
		1351
		1352	tex->name = name;
		1353	tex->w = w;
		1354	tex->h = h;
		1355	tex->s = s;
		1356	tex->t = t;
		1357	tex->r = r;
		1358	tex->g = g;
		1359	tex->b = b;
		1360	tex->a = a;
		1361	}
		1362
		1363	// somewhat hackish, but for textures that require it, it really
		1364	// improves the look, and most others don't suffer.
		1365	glBindTexture (GL_TEXTURE_2D, name);
		1366	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1367	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1368	// use uglier nearest interpolation because linear suffers
		1369	// from transparent color bleeding and ugly wrapping effects.
		1370	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1371	}
		1372
		1373	int
		1374	ox (CFPlus::Map self)
		1375	ALIAS:
		1376	oy = 1
		1377	x = 2
		1378	y = 3
		1379	w = 4
		1380	h = 5
		1381	CODE:
		1382	switch (ix)
491	{	1383	{
492	Append (mapface, self->face, self->faces, self->faces);	1384	case 0: RETVAL = self->ox; break;
493	self->faces *= 2;	1385	case 1: RETVAL = self->oy; break;
		1386	case 2: RETVAL = self->x; break;
		1387	case 3: RETVAL = self->y; break;
		1388	case 4: RETVAL = self->w; break;
		1389	case 5: RETVAL = self->h; break;
494	}	1390	}
		1391	OUTPUT:
		1392	RETVAL
495		1393
496	mapface *f = self->face + face;
497
498	f->name = name;
499	f->w = w;
500	f->h = h;
501	f->s = s;
502	f->t = t;
503	f->r = r;
504	f->g = g;
505	f->b = b;
506	f->a = a;
507	}
508
509	void	1394	void
510	scroll (CFClient::Map self, int dx, int dy)	1395	scroll (CFPlus::Map self, int dx, int dy)
511	CODE:	1396	CODE:
512	{	1397	{
513	if (dx > 0)	1398	if (dx > 0)
514	map_blank (self, self->x, self->y, dx - 1, self->h);	1399	map_blank (self, self->x, self->y, dx, self->h);
515	else if (dx < 0)	1400	else if (dx < 0)
516	map_blank (self, self->x + self->w + dx + 1, self->y, 1 - dx, self->h);	1401	map_blank (self, self->x + self->w + dx + 1, self->y, -dx, self->h);
517		1402
518	if (dy > 0)	1403	if (dy > 0)
519	map_blank (self, self->x, self->y, self->w, dy - 1);	1404	map_blank (self, self->x, self->y, self->w, dy);
520	else if (dy < 0)	1405	else if (dy < 0)
521	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, 1 - dy);	1406	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, -dy);
522		1407
523	self->x += dx;	1408	self->ox += dx; self->x += dx;
524	self->y += dy;	1409	self->oy += dy; self->y += dy;
525		1410
526	while (self->y < 0)	1411	while (self->y < 0)
527	{	1412	{
528	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);	1413	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
529		1414
…		…
531	self->y += MAP_EXTEND_Y;	1416	self->y += MAP_EXTEND_Y;
532	}	1417	}
533	}	1418	}
534		1419
535	void	1420	void
536	map1a_update (CFClient::Map self, SV *data_)	1421	map1a_update (CFPlus::Map self, SV *data_, int extmap)
537	CODE:	1422	CODE:
538	{	1423	{
539	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);	1424	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
540	uint8_t *data_end = (uint8_t *)SvEND (data_);	1425	uint8_t *data_end = (uint8_t *)SvEND (data_);
541		1426	mapcell *cell;
		1427	int x, y, flags;
		1428
542	while (data < data_end)	1429	while (data < data_end - 1)
543	{	1430	{
544	int flags = (data [0] << 8) + data [1]; data += 2;	1431	flags = (data [0] << 8) + data [1]; data += 2;
545		1432
546	int x = ((flags >> 10) & 63) + self->x;	1433	x = self->x + ((flags >> 10) & 63);
547	int y = ((flags >> 4) & 63) + self->y;	1434	y = self->y + ((flags >> 4) & 63);
548		1435
549	while (y >= self->rows)	1436	cell = map_get_cell (self, x, y);
550	{
551	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
552
553	self->rows += MAP_EXTEND_Y;
554	}
555
556	maprow *row = self->row + y;
557
558	if (!row->col)
559	{
560	Newz (0, row->col, MAP_EXTEND_X, mapcell);
561	row->c0 = self->x - MAP_EXTEND_X / 4;
562	row->c1 = row->c0 + MAP_EXTEND_X;
563	}
564
565	if (row->c0 > x)
566	{
567	int extend = row->c0 - x + MAP_EXTEND_X;
568	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
569	row->c0 -= extend;
570	}
571	else if (x >= row->c1)
572	{
573	int extend = x - row->c1 + MAP_EXTEND_X;
574	Append (mapcell, row->col, row->c1 - row->c0, extend);
575	row->c1 += extend;
576	}
577
578	assert (y >= 0);
579	assert (y < self->rows);
580	assert (x >= row->c0);
581	assert (x < row->c1);
582	mapcell *cell = row->col + (x - row->c0);
583		1437
584	if (flags & 15)	1438	if (flags & 15)
585	{	1439	{
586	if (cell->darkness < 0 && x < self->w && y < self->h)	1440	if (!cell->darkness)
587	{	1441	{
		1442	memset (cell, 0, sizeof (*cell));
588	cell->darkness = 0;	1443	cell->darkness = 256;
589	cell->face [0] = 0;
590	cell->face [1] = 0;
591	cell->face [2] = 0;
592	}	1444	}
		1445
		1446	//TODO: don't trust server data to be in-range(!)
		1447
		1448	if (flags & 8)
593		1449	{
		1450	if (extmap)
		1451	{
		1452	uint8_t ext, cmd;
		1453
		1454	do
		1455	{
		1456	ext = *data++;
		1457	cmd = ext & 0x3f;
		1458
		1459	if (cmd < 4)
		1460	cell->darkness = 255 - ext * 64 + 1;
		1461	else if (cmd == 5) // health
		1462	{
		1463	cell->stat_width = 1;
		1464	cell->stat_hp = *data++;
		1465	}
		1466	else if (cmd == 6) // monster width
		1467	cell->stat_width = *data++ + 1;
		1468	else if (cmd == 0x47)
		1469	{
		1470	if (*data == 4)
		1471	; // decode player count
		1472
		1473	data += *data + 1;
		1474	}
		1475	else if (cmd == 8) // cell flags
		1476	cell->flags = *data++;
		1477	else if (ext & 0x40) // unknown, multibyte => skip
		1478	data += *data + 1;
		1479	else
		1480	data++;
		1481	}
		1482	while (ext & 0x80);
		1483	}
		1484	else
594	cell->darkness = flags & 8 ? *data++ : 255;	1485	cell->darkness = *data++ + 1;
		1486	}
595		1487
596	if (flags & 4)	1488	if (flags & 4)
597	{	1489	{
598	cell->face [0] = (data [0] << 8) + data [1]; data += 2;	1490	faceid face = (data [0] << 8) + data [1]; data += 2;
		1491	need_facenum (self, face);
		1492	cell->tile [0] = self->face2tile [face];
599	}	1493	}
600		1494
601	if (flags & 2)	1495	if (flags & 2)
602	{	1496	{
603	cell->face [1] = (data [0] << 8) + data [1]; data += 2;	1497	faceid face = (data [0] << 8) + data [1]; data += 2;
		1498	need_facenum (self, face);
		1499	cell->tile [1] = self->face2tile [face];
604	}	1500	}
605		1501
606	if (flags & 1)	1502	if (flags & 1)
607	{	1503	{
608	cell->face [2] = (data [0] << 8) + data [1]; data += 2;	1504	faceid face = (data [0] << 8) + data [1]; data += 2;
		1505	need_facenum (self, face);
		1506	cell->tile [2] = self->face2tile [face];
609	}	1507	}
610	}	1508	}
611	else	1509	else
612	cell->darkness = -1;	1510	cell->darkness = 0;
613	}	1511	}
614	}	1512	}
615		1513
616	SV *	1514	SV *
617	mapmap (CFClient::Map self, int w, int h)	1515	mapmap (CFPlus::Map self, int x0, int y0, int w, int h)
618	CODE:	1516	CODE:
619	{	1517	{
620	int x0, x1, x;	1518	int x1, x;
621	int y0, y1, y;	1519	int y1, y;
622	int z;	1520	int z;
623	SV *map_sv = newSV (w * h * sizeof (uint32_t));	1521	SV *map_sv = newSV (w * h * sizeof (uint32_t));
624	uint32_t *map = (uint32_t *)SvPVX (map_sv);	1522	uint32_t *map = (uint32_t *)SvPVX (map_sv);
625		1523
626	SvPOK_only (map_sv);	1524	SvPOK_only (map_sv);
627	SvCUR_set (map_sv, w * h * sizeof (uint32_t));	1525	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
628		1526
629	x0 = self->x - w / 2; x1 = x0 + w;	1527	x0 += self->x; x1 = x0 + w;
630	y0 = self->y - h / 2; y1 = y0 + h;	1528	y0 += self->y; y1 = y0 + h;
631		1529
632	for (y = y0; y < y1; y++)	1530	for (y = y0; y < y1; y++)
633	{	1531	{
634	maprow *row = 0 <= y && y < self->rows	1532	maprow *row = 0 <= y && y < self->rows
635	? self->row + y	1533	? self->row + y
…		…
643	{	1541	{
644	mapcell *cell = row->col + (x - row->c0);	1542	mapcell *cell = row->col + (x - row->c0);
645		1543
646	for (z = 0; z <= 0; z++)	1544	for (z = 0; z <= 0; z++)
647	{	1545	{
648	uint16_t face = cell->face [z];	1546	maptex tex = self->tex [cell->tile [z]];
649
650	if (face)
651	{
652	mapface tex = self->face [face];
653	int a0 = 255 - tex.a;	1547	int a0 = 255 - tex.a;
654	int a1 = tex.a;	1548	int a1 = tex.a;
655		1549
656	r = (r * a0 + tex.r * a1) / 255;	1550	r = (r * a0 + tex.r * a1) / 255;
657	g = (g * a0 + tex.g * a1) / 255;	1551	g = (g * a0 + tex.g * a1) / 255;
658	b = (b * a0 + tex.b * a1) / 255;	1552	b = (b * a0 + tex.b * a1) / 255;
659	a = (a * a0 + tex.a * a1) / 255;	1553	a = (a * a0 + tex.a * a1) / 255;
660	}
661	}	1554	}
662	}	1555	}
663		1556
664	*map++ = (r )	1557	*map++ = (r )
665	| (g << 8)	1558	| (g << 8)
…		…
672	}	1565	}
673	OUTPUT:	1566	OUTPUT:
674	RETVAL	1567	RETVAL
675		1568
676	void	1569	void
677	draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)	1570	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
		1571	CODE:
		1572	{
		1573	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1574	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1575	static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k)
		1576	smooth_key skey;
		1577	int x, y, z;
		1578	int last_name;
		1579
		1580	// thats current max. sorry.
		1581	if (sw > 255) sw = 255;
		1582	if (sh > 255) sh = 255;
		1583
		1584	// clear key, in case of extra padding
		1585	memset (&skey, 0, sizeof (skey));
		1586
		1587	glColor4ub (255, 255, 255, 255);
		1588
		1589	glEnable (GL_BLEND);
		1590	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1591	glEnable (GL_TEXTURE_2D);
		1592	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1593
		1594	glBegin (GL_QUADS);
		1595
		1596	last_name = 0;
		1597
		1598	mx += self->x;
		1599	my += self->y;
		1600
		1601	// first pass: determine smooth_max
		1602	// rather ugly, if you ask me
		1603	// could also be stored inside mapcell and updated on change
		1604	memset (smooth_max, 0, sizeof (smooth_max));
		1605	memset (smooth_level, 0, sizeof (smooth_level));
		1606
		1607	for (y = 0; y < sh; y++)
		1608	if (0 <= y + my && y + my < self->rows)
		1609	{
		1610	maprow *row = self->row + (y + my);
		1611
		1612	for (x = 0; x < sw; x++)
		1613	if (row->c0 <= x + mx && x + mx < row->c1)
		1614	{
		1615	mapcell *cell = row->col + (x + mx - row->c0);
		1616
		1617	smooth_max[x + 1][y + 1] =
		1618	MAX (self->tex [cell->tile [0]].smoothlevel,
		1619	MAX (self->tex [cell->tile [1]].smoothlevel,
		1620	self->tex [cell->tile [2]].smoothlevel));
		1621	}
		1622	}
		1623
		1624	for (z = 0; z <= 2; z++)
		1625	{
		1626	for (y = 0; y < sh; y++)
		1627	if (0 <= y + my && y + my < self->rows)
		1628	{
		1629	maprow *row = self->row + (y + my);
		1630
		1631	for (x = 0; x < sw; x++)
		1632	if (row->c0 <= x + mx && x + mx < row->c1)
		1633	{
		1634	mapcell *cell = row->col + (x + mx - row->c0);
		1635	tileid tile = cell->tile [z];
		1636
		1637	if (tile)
		1638	{
		1639	maptex tex = self->tex [tile];
		1640	int px = (x + 1) * T - tex.w;
		1641	int py = (y + 1) * T - tex.h;
		1642
		1643	// suppressing texture state switches here
		1644	// is only moderately effective, but worth the extra effort
		1645	if (last_name != tex.name)
		1646	{
		1647	if (!tex.name)
		1648	tex = self->tex [2]; /* missing, replace by noface */
		1649
		1650	glEnd ();
		1651	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1652	glBegin (GL_QUADS);
		1653	}
		1654
		1655	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1656	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1657	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1658	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1659
		1660	if (cell->flags && z == 2)
		1661	{
		1662	if (cell->flags & 1)
		1663	{
		1664	maptex tex = self->tex [1];
		1665	int px = x * T + T * 2 / 32;
		1666	int py = y * T - T * 6 / 32;
		1667
		1668	glEnd ();
		1669	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1670	glBegin (GL_QUADS);
		1671
		1672	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1673	glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);
		1674	glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);
		1675	glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );
		1676	}
		1677	}
		1678
		1679	// update smooth hash
		1680	if (tex.smoothtile)
		1681	{
		1682	skey.tile = tex.smoothtile;
		1683	skey.level = tex.smoothlevel;
		1684
		1685	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		1686
		1687	// add bits to current tile and all neighbours. skey.x|y is
		1688	// shifted +1|+1 so we always stay positive.
		1689
		1690	// bits is ___n cccc CCCC bbbb
		1691	// n do not draw borders&corners
		1692	// c draw these corners, but...
		1693	// C ... not these
		1694	// b draw these borders
		1695
		1696	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		1697	// ┃· ·· ·┃ ━━
		1698
		1699	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		1700	// ·· ·· ·┏ ┓·
		1701
		1702	// full tile
		1703	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		1704
		1705	// borders
		1706	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		1707	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		1708	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		1709	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		1710
		1711	// corners
		1712	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		1713	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		1714	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		1715	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		1716	}
		1717	}
		1718	}
		1719	}
		1720	}
		1721
		1722	// go through all smoothlevels, lowest to highest, then draw.
		1723	// this is basically counting sort
		1724	{
		1725	int w, b;
		1726
		1727	for (w = 0; w < 256 / 32; ++w)
		1728	{
		1729	uint32_t smask = smooth_level [w];
		1730	if (smask)
		1731	for (b = 0; b < 32; ++b)
		1732	if (smask & (((uint32_t)1) << b))
		1733	{
		1734	int level = (w << 5) | b;
		1735	HE *he;
		1736
		1737	hv_iterinit (smooth);
		1738	while ((he = hv_iternext (smooth)))
		1739	{
		1740	smooth_key *skey = (smooth_key *)HeKEY (he);
		1741	IV bits = SvIVX (HeVAL (he));
		1742
		1743	if (!(bits & 0x1000)
		1744	&& skey->level == level
		1745	&& level >= smooth_max [skey->x][skey->y])
		1746	{
		1747	maptex tex = self->tex [skey->tile];
		1748	int px = (((int)skey->x) - 1) * T;
		1749	int py = (((int)skey->y) - 1) * T;
		1750	int border = bits & 15;
		1751	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		1752	float dx = tex.s * .0625f; // 16 images/row
		1753	float dy = tex.t * .5f ; // 2 images/column
		1754
		1755	// this time naively avoiding texture state changes
		1756	// save gobs of state changes.
		1757	if (last_name != tex.name)
		1758	{
		1759	if (!tex.name)
		1760	continue; // smoothing not yet available
		1761
		1762	glEnd ();
		1763	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1764	glBegin (GL_QUADS);
		1765	}
		1766
		1767	if (border)
		1768	{
		1769	float ox = border * dx;
		1770
		1771	glTexCoord2f (ox , 0.f ); glVertex2f (px , py );
		1772	glTexCoord2f (ox , dy ); glVertex2f (px , py + T);
		1773	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py + T);
		1774	glTexCoord2f (ox + dx, 0.f ); glVertex2f (px + T, py );
		1775	}
		1776
		1777	if (corner)
		1778	{
		1779	float ox = corner * dx;
		1780
		1781	glTexCoord2f (ox , dy ); glVertex2f (px , py );
		1782	glTexCoord2f (ox , dy * 2.f); glVertex2f (px , py + T);
		1783	glTexCoord2f (ox + dx, dy * 2.f); glVertex2f (px + T, py + T);
		1784	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py );
		1785	}
		1786	}
		1787	}
		1788	}
		1789	}
		1790	}
		1791
		1792	//hv_clear (smooth);
		1793
		1794	glEnd ();
		1795
		1796	glDisable (GL_TEXTURE_2D);
		1797	glDisable (GL_BLEND);
		1798
		1799	// top layer: overlays such as the health bar
		1800	for (y = 0; y < sh; y++)
		1801	if (0 <= y + my && y + my < self->rows)
		1802	{
		1803	maprow *row = self->row + (y + my);
		1804
		1805	for (x = 0; x < sw; x++)
		1806	if (row->c0 <= x + mx && x + mx < row->c1)
		1807	{
		1808	mapcell *cell = row->col + (x + mx - row->c0);
		1809
		1810	int px = x * T;
		1811	int py = y * T;
		1812
		1813	if (cell->stat_hp)
		1814	{
		1815	int width = cell->stat_width * T;
		1816	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		1817
		1818	glColor3ub (0, 0, 0);
		1819	glRectf (px + 1, py - thick - 2,
		1820	px + width - 1, py);
		1821
		1822	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		1823	glRectf (px + 2,
		1824	py - thick - 1,
		1825	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		1826	}
		1827	}
		1828	}
		1829	}
		1830
		1831	void
		1832	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)
		1833	CODE:
		1834	{
		1835	static float color[16][3] = {
		1836	{ 0.00F, 0.00F, 0.00F },
		1837	{ 1.00F, 1.00F, 1.00F },
		1838	{ 0.00F, 0.00F, 0.55F },
		1839	{ 1.00F, 0.00F, 0.00F },
		1840
		1841	{ 1.00F, 0.54F, 0.00F },
		1842	{ 0.11F, 0.56F, 1.00F },
		1843	{ 0.93F, 0.46F, 0.00F },
		1844	{ 0.18F, 0.54F, 0.34F },
		1845
		1846	{ 0.56F, 0.73F, 0.56F },
		1847	{ 0.80F, 0.80F, 0.80F },
		1848	{ 0.55F, 0.41F, 0.13F },
		1849	{ 0.99F, 0.77F, 0.26F },
		1850
		1851	{ 0.74F, 0.65F, 0.41F },
		1852
		1853	{ 0.00F, 1.00F, 1.00F },
		1854	{ 1.00F, 0.00F, 1.00F },
		1855	{ 1.00F, 1.00F, 0.00F },
		1856	};
		1857
		1858	int x, y;
		1859
		1860	glEnable (GL_TEXTURE_2D);
		1861	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1862	glEnable (GL_BLEND);
		1863	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1864	glBegin (GL_QUADS);
		1865
		1866	for (y = 0; y < h; y++)
		1867	for (x = 0; x < w; x++)
		1868	{
		1869	unsigned char m = data [x + y * w];
		1870
		1871	if (m)
		1872	{
		1873	float *c = color [m & 15];
		1874
		1875	float tx1 = m & 0x40 ? 0.5 : 0.;
		1876	float tx2 = tx1 + 0.5;
		1877
		1878	glColor4f (c[0], c[1], c[2], 0.75);
		1879	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		1880	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		1881	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		1882	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		1883	}
		1884	}
		1885
		1886	glEnd ();
		1887	glDisable (GL_BLEND);
		1888	glDisable (GL_TEXTURE_2D);
		1889	}
		1890
		1891	void
		1892	fow_texture (CFPlus::Map self, int mx, int my, int sw, int sh)
678	PPCODE:	1893	PPCODE:
679	{	1894	{
		1895	int x, y;
680	int sw4 = (sw + 3) & ~3;	1896	int sw4 = (sw + 3) & ~3;
681	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));	1897	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
682	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);	1898	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
683		1899
		1900	memset (darkness, 255, sw4 * sh);
684	SvPOK_only (darkness_sv);	1901	SvPOK_only (darkness_sv);
685	SvCUR_set (darkness_sv, sw4 * sh);	1902	SvCUR_set (darkness_sv, sw4 * sh);
686		1903
687	int vx = self->x + (self->w - sw) / 2 - shift_x;	1904	mx += self->x;
688	int vy = self->y + (self->h - sh) / 2 - shift_y;	1905	my += self->y;
689		1906
690	if (0)
691	{
692	int vx = self->vx = self->w >= sw
693	? self->x + (self->w - sw) / 2
694	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
695
696	int vy = self->vy = self->h >= sh
697	? self->y + (self->h - sh) / 2
698	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
699	}
700
701	glColor4ub (255, 255, 255, 255);
702
703	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
704	glEnable (GL_BLEND);
705	glEnable (GL_TEXTURE_2D);
706	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
707
708	int x, y, z;
709
710	int last_name = 0;
711
712	glBegin (GL_QUADS);
713
714	for (z = 0; z < 3; z++)
715	for (y = 0; y < sh; y++)	1907	for (y = 0; y < sh; y++)
716	if (0 <= y + vy && y + vy < self->rows)	1908	if (0 <= y + my && y + my < self->rows)
717	{	1909	{
718	maprow *row = self->row + (y + vy);	1910	maprow *row = self->row + (y + my);
719		1911
720	for (x = 0; x < sw; x++)	1912	for (x = 0; x < sw; x++)
721	if (row->c0 <= x + vx && x + vx < row->c1)	1913	if (row->c0 <= x + mx && x + mx < row->c1)
722	{	1914	{
723	mapcell *cell = row->col + (x + vx - row->c0);	1915	mapcell *cell = row->col + (x + mx - row->c0);
724		1916
725	darkness[y * sw4 + x] = cell->darkness < 0	1917	darkness[y * sw4 + x] = cell->darkness
		1918	? 255 - (cell->darkness - 1)
726	? 255 - FOW_DARKNESS	1919	: 255 - FOW_DARKNESS;
727	: 255 - cell->darkness;
728
729	uint16_t face = cell->face [z];
730
731	if (face)
732	{
733	mapface tex = self->face [face];
734
735	int px = (x + 1) * 32 - tex.w;
736	int py = (y + 1) * 32 - tex.h;
737
738	if (last_name != tex.name)
739	{
740	glEnd ();
741	last_name = tex.name;
742	glBindTexture (GL_TEXTURE_2D, last_name);
743	glBegin (GL_QUADS);
744	}
745
746	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
747	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
748	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
749	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
750	}
751	}	1920	}
752	}	1921	}
753
754	glEnd ();
755
756	glDisable (GL_TEXTURE_2D);
757	glDisable (GL_BLEND);
758		1922
759	EXTEND (SP, 3);	1923	EXTEND (SP, 3);
760	PUSHs (sv_2mortal (newSViv (sw4)));	1924	PUSHs (sv_2mortal (newSViv (sw4)));
761	PUSHs (sv_2mortal (newSViv (sh)));	1925	PUSHs (sv_2mortal (newSViv (sh)));
762	PUSHs (darkness_sv);	1926	PUSHs (darkness_sv);
763	}	1927	}
764		1928
		1929	SV *
		1930	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)
		1931	CODE:
		1932	{
		1933	int x, y, x1, y1;
		1934	SV *data_sv = newSV (w * h * 7 + 5);
		1935	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		1936
		1937	*data++ = 0; /* version 0 format */
		1938	*data++ = w >> 8; *data++ = w;
		1939	*data++ = h >> 8; *data++ = h;
		1940
		1941	// we need to do this 'cause we don't keep an absolute coord system for rows
		1942	// TODO: treat rows as we treat columns
		1943	map_get_row (self, y0 + self->y - self->oy);//D
		1944	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		1945
		1946	x0 += self->x - self->ox;
		1947	y0 += self->y - self->oy;
		1948
		1949	x1 = x0 + w;
		1950	y1 = y0 + h;
		1951
		1952	for (y = y0; y < y1; y++)
		1953	{
		1954	maprow *row = 0 <= y && y < self->rows
		1955	? self->row + y
		1956	: 0;
		1957
		1958	for (x = x0; x < x1; x++)
		1959	{
		1960	if (row && row->c0 <= x && x < row->c1)
		1961	{
		1962	mapcell *cell = row->col + (x - row->c0);
		1963	uint8_t flags = 0;
		1964
		1965	if (cell->tile [0]) flags |= 1;
		1966	if (cell->tile [1]) flags |= 2;
		1967	if (cell->tile [2]) flags |= 4;
		1968
		1969	*data++ = flags;
		1970
		1971	if (flags & 1)
		1972	{
		1973	tileid tile = cell->tile [0];
		1974	*data++ = tile >> 8;
		1975	*data++ = tile;
		1976	}
		1977
		1978	if (flags & 2)
		1979	{
		1980	tileid tile = cell->tile [1];
		1981	*data++ = tile >> 8;
		1982	*data++ = tile;
		1983	}
		1984
		1985	if (flags & 4)
		1986	{
		1987	tileid tile = cell->tile [2];
		1988	*data++ = tile >> 8;
		1989	*data++ = tile;
		1990	}
		1991	}
		1992	else
		1993	*data++ = 0;
		1994	}
		1995	}
		1996
		1997	SvPOK_only (data_sv);
		1998	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		1999	RETVAL = data_sv;
		2000	}
		2001	OUTPUT:
		2002	RETVAL
		2003
		2004	void
		2005	set_rect (CFPlus::Map self, int x0, int y0, uint8_t *data)
		2006	PPCODE:
		2007	{
		2008	int x, y, z;
		2009	int w, h;
		2010	int x1, y1;
		2011
		2012	if (*data++ != 0)
		2013	return; /* version mismatch */
		2014
		2015	w = *data++ << 8; w |= *data++;
		2016	h = *data++ << 8; h |= *data++;
		2017
		2018	// we need to do this 'cause we don't keep an absolute coord system for rows
		2019	// TODO: treat rows as we treat columns
		2020	map_get_row (self, y0 + self->y - self->oy);//D
		2021	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2022
		2023	x0 += self->x - self->ox;
		2024	y0 += self->y - self->oy;
		2025
		2026	x1 = x0 + w;
		2027	y1 = y0 + h;
		2028
		2029	for (y = y0; y < y1; y++)
		2030	{
		2031	maprow *row = map_get_row (self, y);
		2032
		2033	for (x = x0; x < x1; x++)
		2034	{
		2035	uint8_t flags = *data++;
		2036
		2037	if (flags)
		2038	{
		2039	mapcell *cell = row_get_cell (row, x);
		2040	tileid tile[3] = { 0, 0, 0 };
		2041
		2042	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2043	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2044	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2045
		2046	if (cell->darkness == 0)
		2047	{
		2048	cell->darkness = 0;
		2049
		2050	for (z = 0; z <= 2; z++)
		2051	{
		2052	tileid t = tile [z];
		2053
		2054	if (t >= self->texs || (t && !self->tex [t].name))
		2055	{
		2056	XPUSHs (sv_2mortal (newSViv (t)));
		2057	need_texid (self, t);
		2058	}
		2059
		2060	cell->tile [z] = t;
		2061	}
		2062	}
		2063	}
		2064	}
		2065	}
		2066	}
		2067
		2068	MODULE = CFPlus PACKAGE = CFPlus::MixChunk
		2069
		2070	CFPlus::MixChunk
		2071	new_from_file (SV *class, char *path)
		2072	CODE:
		2073	RETVAL = Mix_LoadWAV (path);
		2074	OUTPUT:
		2075	RETVAL
		2076
		2077	void
		2078	DESTROY (CFPlus::MixChunk self)
		2079	CODE:
		2080	Mix_FreeChunk (self);
		2081
		2082	int
		2083	volume (CFPlus::MixChunk self, int volume = -1)
		2084	CODE:
		2085	RETVAL = Mix_VolumeChunk (self, volume);
		2086	OUTPUT:
		2087	RETVAL
		2088
		2089	int
		2090	play (CFPlus::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)
		2091	CODE:
		2092	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2093	OUTPUT:
		2094	RETVAL
		2095
		2096	MODULE = CFPlus PACKAGE = CFPlus::MixMusic
		2097
		2098	int
		2099	volume (int volume = -1)
		2100	CODE:
		2101	RETVAL = Mix_VolumeMusic (volume);
		2102	OUTPUT:
		2103	RETVAL
		2104
		2105	CFPlus::MixMusic
		2106	new_from_file (SV *class, char *path)
		2107	CODE:
		2108	RETVAL = Mix_LoadMUS (path);
		2109	OUTPUT:
		2110	RETVAL
		2111
		2112	void
		2113	DESTROY (CFPlus::MixMusic self)
		2114	CODE:
		2115	Mix_FreeMusic (self);
		2116
		2117	int
		2118	play (CFPlus::MixMusic self, int loops = -1)
		2119	CODE:
		2120	RETVAL = Mix_PlayMusic (self, loops);
		2121	OUTPUT:
		2122	RETVAL
		2123
		2124	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		2125
		2126	BOOT:
		2127	{
		2128	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
		2129	static const struct {
		2130	const char *name;
		2131	IV iv;
		2132	} *civ, const_iv[] = {
		2133	# define const_iv(name) { # name, (IV)name }
		2134	const_iv (GL_COLOR_MATERIAL),
		2135	const_iv (GL_SMOOTH),
		2136	const_iv (GL_FLAT),
		2137	const_iv (GL_DITHER),
		2138	const_iv (GL_BLEND),
		2139	const_iv (GL_CULL_FACE),
		2140	const_iv (GL_SCISSOR_TEST),
		2141	const_iv (GL_DEPTH_TEST),
		2142	const_iv (GL_ALPHA_TEST),
		2143	const_iv (GL_NORMALIZE),
		2144	const_iv (GL_RESCALE_NORMAL),
		2145	const_iv (GL_FRONT),
		2146	const_iv (GL_BACK),
		2147	const_iv (GL_AND),
		2148	const_iv (GL_ONE),
		2149	const_iv (GL_ZERO),
		2150	const_iv (GL_SRC_ALPHA),
		2151	const_iv (GL_DST_ALPHA),
		2152	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2153	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2154	const_iv (GL_SRC_ALPHA_SATURATE),
		2155	const_iv (GL_RGB),
		2156	const_iv (GL_RGBA),
		2157	const_iv (GL_RGBA4),
		2158	const_iv (GL_RGBA8),
		2159	const_iv (GL_RGB5_A1),
		2160	const_iv (GL_UNSIGNED_BYTE),
		2161	const_iv (GL_UNSIGNED_SHORT),
		2162	const_iv (GL_UNSIGNED_INT),
		2163	const_iv (GL_ALPHA),
		2164	const_iv (GL_INTENSITY),
		2165	const_iv (GL_LUMINANCE),
		2166	const_iv (GL_LUMINANCE_ALPHA),
		2167	const_iv (GL_FLOAT),
		2168	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2169	const_iv (GL_COMPILE),
		2170	const_iv (GL_TEXTURE_1D),
		2171	const_iv (GL_TEXTURE_2D),
		2172	const_iv (GL_TEXTURE_ENV),
		2173	const_iv (GL_TEXTURE_MAG_FILTER),
		2174	const_iv (GL_TEXTURE_MIN_FILTER),
		2175	const_iv (GL_TEXTURE_ENV_MODE),
		2176	const_iv (GL_TEXTURE_WRAP_S),
		2177	const_iv (GL_TEXTURE_WRAP_T),
		2178	const_iv (GL_REPEAT),
		2179	const_iv (GL_CLAMP),
		2180	const_iv (GL_CLAMP_TO_EDGE),
		2181	const_iv (GL_NEAREST),
		2182	const_iv (GL_LINEAR),
		2183	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2184	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2185	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2186	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2187	const_iv (GL_GENERATE_MIPMAP),
		2188	const_iv (GL_MODULATE),
		2189	const_iv (GL_DECAL),
		2190	const_iv (GL_REPLACE),
		2191	const_iv (GL_DEPTH_BUFFER_BIT),
		2192	const_iv (GL_COLOR_BUFFER_BIT),
		2193	const_iv (GL_PROJECTION),
		2194	const_iv (GL_MODELVIEW),
		2195	const_iv (GL_COLOR_LOGIC_OP),
		2196	const_iv (GL_SEPARABLE_2D),
		2197	const_iv (GL_CONVOLUTION_2D),
		2198	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2199	const_iv (GL_CONSTANT_BORDER),
		2200	const_iv (GL_LINES),
		2201	const_iv (GL_LINE_STRIP),
		2202	const_iv (GL_LINE_LOOP),
		2203	const_iv (GL_QUADS),
		2204	const_iv (GL_QUAD_STRIP),
		2205	const_iv (GL_TRIANGLES),
		2206	const_iv (GL_TRIANGLE_STRIP),
		2207	const_iv (GL_TRIANGLE_FAN),
		2208	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2209	const_iv (GL_FASTEST),
		2210	const_iv (GL_V2F),
		2211	const_iv (GL_V3F),
		2212	const_iv (GL_T2F_V3F),
		2213	const_iv (GL_T2F_N3F_V3F),
		2214	# undef const_iv
		2215	};
		2216
		2217	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2218	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2219	}
		2220
		2221	char *
		2222	gl_vendor ()
		2223	CODE:
		2224	RETVAL = (char *)glGetString (GL_VENDOR);
		2225	OUTPUT:
		2226	RETVAL
		2227
		2228	char *
		2229	gl_version ()
		2230	CODE:
		2231	RETVAL = (char *)glGetString (GL_VERSION);
		2232	OUTPUT:
		2233	RETVAL
		2234
		2235	char *
		2236	gl_extensions ()
		2237	CODE:
		2238	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2239	OUTPUT:
		2240	RETVAL
		2241
		2242	int glGetError ()
		2243
		2244	void glFinish ()
		2245
		2246	void glClear (int mask)
		2247
		2248	void glClearColor (float r, float g, float b, float a = 1.0)
		2249	PROTOTYPE: @
		2250
		2251	void glEnable (int cap)
		2252
		2253	void glDisable (int cap)
		2254
		2255	void glShadeModel (int mode)
		2256
		2257	void glHint (int target, int mode)
		2258
		2259	void glBlendFunc (int sfactor, int dfactor)
		2260
		2261	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2262	CODE:
		2263	gl_BlendFuncSeparate (sa, da, saa, daa);
		2264
		2265	void glDepthMask (int flag)
		2266
		2267	void glLogicOp (int opcode)
		2268
		2269	void glColorMask (int red, int green, int blue, int alpha)
		2270
		2271	void glMatrixMode (int mode)
		2272
		2273	void glPushMatrix ()
		2274
		2275	void glPopMatrix ()
		2276
		2277	void glLoadIdentity ()
		2278
		2279	void glDrawBuffer (int buffer)
		2280
		2281	void glReadBuffer (int buffer)
		2282
		2283	# near_ and far_ are due to microsofts buggy "c" compiler
		2284	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2285
		2286	# near_ and far_ are due to microsofts buggy "c" compiler
		2287	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2288
		2289	void glViewport (int x, int y, int width, int height)
		2290
		2291	void glScissor (int x, int y, int width, int height)
		2292
		2293	void glTranslate (float x, float y, float z = 0.)
		2294	CODE:
		2295	glTranslatef (x, y, z);
		2296
		2297	void glScale (float x, float y, float z = 1.)
		2298	CODE:
		2299	glScalef (x, y, z);
		2300
		2301	void glRotate (float angle, float x, float y, float z)
		2302	CODE:
		2303	glRotatef (angle, x, y, z);
		2304
		2305	void glBegin (int mode)
		2306
		2307	void glEnd ()
		2308
		2309	void glColor (float r, float g, float b, float a = 1.0)
		2310	PROTOTYPE: @
		2311	ALIAS:
		2312	glColor_premultiply = 1
		2313	CODE:
		2314	if (ix)
		2315	{
		2316	r *= a;
		2317	g *= a;
		2318	b *= a;
		2319	}
		2320	// microsoft visual "c" rounds instead of truncating...
		2321	glColor4f (r, g, b, a);
		2322
		2323	void glInterleavedArrays (int format, int stride, char *data)
		2324
		2325	void glDrawElements (int mode, int count, int type, char *indices)
		2326
		2327	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2328
		2329	void glRasterPos (float x, float y, float z = 0.)
		2330	CODE:
		2331	glRasterPos3f (0, 0, z);
		2332	glBitmap (0, 0, 0, 0, x, y, 0);
		2333
		2334	void glVertex (float x, float y, float z = 0.)
		2335	CODE:
		2336	glVertex3f (x, y, z);
		2337
		2338	void glTexCoord (float s, float t)
		2339	CODE:
		2340	glTexCoord2f (s, t);
		2341
		2342	void glTexEnv (int target, int pname, float param)
		2343	CODE:
		2344	glTexEnvf (target, pname, param);
		2345
		2346	void glTexParameter (int target, int pname, float param)
		2347	CODE:
		2348	glTexParameterf (target, pname, param);
		2349
		2350	void glBindTexture (int target, int name)
		2351
		2352	void glConvolutionParameter (int target, int pname, float params)
		2353	CODE:
		2354	if (gl.ConvolutionParameterf)
		2355	gl.ConvolutionParameterf (target, pname, params);
		2356
		2357	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2358	CODE:
		2359	if (gl.ConvolutionFilter2D)
		2360	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2361
		2362	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2363	CODE:
		2364	if (gl.SeparableFilter2D)
		2365	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2366
		2367	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2368
		2369	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2370
		2371	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2372
		2373	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2374
		2375	int glGenTexture ()
		2376	CODE:
		2377	{
		2378	GLuint name;
		2379	if (AvFILL (texture_av) >= 0)
		2380	name = (GLuint)av_pop (texture_av);
		2381	else
		2382	glGenTextures (1, &name);
		2383	RETVAL = name;
		2384	}
		2385	OUTPUT:
		2386	RETVAL
		2387
		2388	void glDeleteTexture (int name)
		2389	CODE:
		2390	{
		2391	/* make a half-assed attempt at returning the memory used by the texture */
		2392	/* textures are frequently being reused by cfplus anyway */
		2393	glBindTexture (GL_TEXTURE_2D, name);
		2394	glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);
		2395	av_push (texture_av, (SV *)name);
		2396	/*glDeleteTextures (1, &name_);*/
		2397	}
		2398
		2399	int glGenList ()
		2400	CODE:
		2401	RETVAL = glGenLists (1);
		2402	OUTPUT:
		2403	RETVAL
		2404
		2405	void glDeleteList (int list)
		2406	CODE:
		2407	glDeleteLists (list, 1);
		2408
		2409	void glNewList (int list, int mode = GL_COMPILE)
		2410
		2411	void glEndList ()
		2412
		2413	void glCallList (int list)
		2414

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