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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.39 by root, Sat Apr 15 00:04:58 2006 UTC vs.
Revision 1.179 by root, Wed Apr 11 04:32:51 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
161	MODULE = CFClient PACKAGE = CFClient	405	MODULE = CFPlus PACKAGE = CFPlus
162		406
163	PROTOTYPES: ENABLE	407	PROTOTYPES: ENABLE
164		408
165	BOOT:	409	BOOT:
166	{	410	{
167	fontmap = pango_ft2_font_map_new ();	411	HV *stash = gv_stashpv ("CFPlus", 1);
		412	static const struct {
		413	const char *name;
		414	IV iv;
		415	} *civ, const_iv[] = {
		416	# define const_iv(name) { # name, (IV)name }
		417	const_iv (SDLK_MODIFIER_MIN),
		418	const_iv (SDLK_MODIFIER_MAX),
		419
		420	const_iv (SDL_ACTIVEEVENT),
		421	const_iv (SDL_KEYDOWN),
		422	const_iv (SDL_KEYUP),
		423	const_iv (SDL_MOUSEMOTION),
		424	const_iv (SDL_MOUSEBUTTONDOWN),
		425	const_iv (SDL_MOUSEBUTTONUP),
		426	const_iv (SDL_JOYAXISMOTION),
		427	const_iv (SDL_JOYBALLMOTION),
		428	const_iv (SDL_JOYHATMOTION),
		429	const_iv (SDL_JOYBUTTONDOWN),
		430	const_iv (SDL_JOYBUTTONUP),
		431	const_iv (SDL_QUIT),
		432	const_iv (SDL_SYSWMEVENT),
		433	const_iv (SDL_EVENT_RESERVEDA),
		434	const_iv (SDL_EVENT_RESERVEDB),
		435	const_iv (SDL_VIDEORESIZE),
		436	const_iv (SDL_VIDEOEXPOSE),
		437	const_iv (SDL_USEREVENT),
		438
		439	const_iv (SDL_APPINPUTFOCUS),
		440	const_iv (SDL_APPMOUSEFOCUS),
		441	const_iv (SDL_APPACTIVE),
		442
		443	const_iv (SDLK_KP0),
		444	const_iv (SDLK_KP1),
		445	const_iv (SDLK_KP2),
		446	const_iv (SDLK_KP3),
		447	const_iv (SDLK_KP4),
		448	const_iv (SDLK_KP5),
		449	const_iv (SDLK_KP6),
		450	const_iv (SDLK_KP7),
		451	const_iv (SDLK_KP8),
		452	const_iv (SDLK_KP9),
		453	const_iv (SDLK_KP_PERIOD),
		454	const_iv (SDLK_KP_DIVIDE),
		455	const_iv (SDLK_KP_MULTIPLY),
		456	const_iv (SDLK_KP_MINUS),
		457	const_iv (SDLK_KP_PLUS),
		458	const_iv (SDLK_KP_ENTER),
		459	const_iv (SDLK_KP_EQUALS),
		460	const_iv (SDLK_UP),
		461	const_iv (SDLK_DOWN),
		462	const_iv (SDLK_RIGHT),
		463	const_iv (SDLK_LEFT),
		464	const_iv (SDLK_INSERT),
		465	const_iv (SDLK_HOME),
		466	const_iv (SDLK_END),
		467	const_iv (SDLK_PAGEUP),
		468	const_iv (SDLK_PAGEDOWN),
		469	const_iv (SDLK_F1),
		470	const_iv (SDLK_F2),
		471	const_iv (SDLK_F3),
		472	const_iv (SDLK_F4),
		473	const_iv (SDLK_F5),
		474	const_iv (SDLK_F6),
		475	const_iv (SDLK_F7),
		476	const_iv (SDLK_F8),
		477	const_iv (SDLK_F9),
		478	const_iv (SDLK_F10),
		479	const_iv (SDLK_F11),
		480	const_iv (SDLK_F12),
		481	const_iv (SDLK_F13),
		482	const_iv (SDLK_F14),
		483	const_iv (SDLK_F15),
		484	const_iv (SDLK_NUMLOCK),
		485	const_iv (SDLK_CAPSLOCK),
		486	const_iv (SDLK_SCROLLOCK),
		487	const_iv (SDLK_RSHIFT),
		488	const_iv (SDLK_LSHIFT),
		489	const_iv (SDLK_RCTRL),
		490	const_iv (SDLK_LCTRL),
		491	const_iv (SDLK_RALT),
		492	const_iv (SDLK_LALT),
		493	const_iv (SDLK_RMETA),
		494	const_iv (SDLK_LMETA),
		495	const_iv (SDLK_LSUPER),
		496	const_iv (SDLK_RSUPER),
		497	const_iv (SDLK_MODE),
		498	const_iv (SDLK_COMPOSE),
		499	const_iv (SDLK_HELP),
		500	const_iv (SDLK_PRINT),
		501	const_iv (SDLK_SYSREQ),
		502	const_iv (SDLK_BREAK),
		503	const_iv (SDLK_MENU),
		504	const_iv (SDLK_POWER),
		505	const_iv (SDLK_EURO),
		506	const_iv (SDLK_UNDO),
		507
		508	const_iv (KMOD_NONE),
		509	const_iv (KMOD_SHIFT),
		510	const_iv (KMOD_LSHIFT),
		511	const_iv (KMOD_RSHIFT),
		512	const_iv (KMOD_CTRL),
		513	const_iv (KMOD_LCTRL),
		514	const_iv (KMOD_RCTRL),
		515	const_iv (KMOD_ALT),
		516	const_iv (KMOD_LALT),
		517	const_iv (KMOD_RALT),
		518	const_iv (KMOD_META),
		519	const_iv (KMOD_LMETA),
		520	const_iv (KMOD_RMETA),
		521	const_iv (KMOD_NUM),
		522	const_iv (KMOD_CAPS),
		523	const_iv (KMOD_MODE),
		524	# undef const_iv
		525	};
		526
		527	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		528	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		529
		530	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		531	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		532	}
		533
		534	void
		535	weaken (SV *rv)
		536	PROTOTYPE: $
		537	CODE:
		538	sv_rvweaken (rv);
		539
		540	int
		541	in_destruct ()
		542	CODE:
		543	RETVAL = PL_main_cv == Nullcv;
		544	OUTPUT:
		545	RETVAL
		546
		547	NV floor (NV x)
		548
		549	NV ceil (NV x)
		550
		551	void
		552	pango_init ()
		553	CODE:
		554	{
		555	opengl_fontmap = pango_opengl_font_map_new ();
168	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	556	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
169	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	557	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
170	}	558	}
171		559
		560	int
		561	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
		562
172	void	563	void
173	lowdelay (int fd, int val = 1)	564	SDL_Quit ()
		565
		566	void
		567	SDL_ListModes ()
174	CODE:	568	PPCODE:
175	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	569	{
		570	SDL_Rect **m;
		571
		572	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);
		573	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);
		574	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);
		575	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);
		576
		577	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		578	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);
		579
		580	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);
		581	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		582	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);
		583	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		584
		585	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		586	#if SDL_VERSION_ATLEAST(1,2,10)
		587	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);
		588	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		589	#endif
		590
		591	SDL_EnableUNICODE (1);
		592	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		593
		594	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		595
		596	if (m && m != (SDL_Rect **)-1)
		597	while (*m)
		598	{
		599	AV *av = newAV ();
		600	av_push (av, newSViv ((*m)->w));
		601	av_push (av, newSViv ((*m)->h));
		602	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		603
		604	++m;
		605	}
		606	}
176		607
177	char *	608	char *
178	gl_version ()	609	SDL_GetError ()
		610
		611	int
		612	SDL_SetVideoMode (int w, int h, int fullscreen)
179	CODE:	613	CODE:
180	RETVAL = (char *)glGetString (GL_VERSION);	614	RETVAL = !!SDL_SetVideoMode (
		615	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		616	);
		617	if (RETVAL)
		618	{
		619	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
		620	# define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		621	# include "glfunc.h"
		622	# undef GL_FUNC
		623	}
181	OUTPUT:	624	OUTPUT:
182	RETVAL	625	RETVAL
183		626
		627	void
		628	SDL_GL_SwapBuffers ()
		629
184	char *	630	char *
185	gl_extensions ()	631	SDL_GetKeyName (int sym)
		632
		633	void
		634	SDL_PollEvent ()
186	CODE:	635	PPCODE:
187	RETVAL = (char *)glGetString (GL_EXTENSIONS);	636	{
188	OUTPUT:	637	SDL_Event ev;
189	RETVAL	638
		639	while (SDL_PollEvent (&ev))
		640	{
		641	HV *hv = newHV ();
		642	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		643
		644	switch (ev.type)
		645	{
		646	case SDL_KEYDOWN:
		647	case SDL_KEYUP:
		648	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		649	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		650	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		651	hv_store (hv, "cmod", 4, newSViv (SDL_GetModState ()), 0); /* current mode */
		652	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		653	break;
		654
		655	case SDL_ACTIVEEVENT:
		656	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		657	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		658	break;
		659
		660	case SDL_MOUSEMOTION:
		661	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		662
		663	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);
		664	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);
		665	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);
		666	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);
		667	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);
		668	break;
		669
		670	case SDL_MOUSEBUTTONDOWN:
		671	case SDL_MOUSEBUTTONUP:
		672	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		673
		674	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		675	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		676	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		677	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		678	break;
		679
		680	case SDL_USEREVENT:
		681	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		682	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		683	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		684	break;
		685	}
		686
		687	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
		688	}
		689	}
		690
		691	int
		692	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)
		693	POSTCALL:
		694	Mix_HookMusicFinished (music_finished);
		695	Mix_ChannelFinished (channel_finished);
		696
		697	void
		698	Mix_CloseAudio ()
		699
		700	int
		701	Mix_AllocateChannels (int numchans = -1)
		702
		703	void
		704	lowdelay (int fd, int val = 1)
		705	CODE:
		706	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		707
		708	void
		709	win32_proxy_info ()
		710	PPCODE:
		711	{
		712	#ifdef _WIN32
		713	char buffer[2048];
		714	DWORD buflen;
		715
		716	EXTEND (SP, 3);
		717
		718	buflen = sizeof (buffer);
		719	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		720	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		721	{
		722	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		723
		724	buflen = sizeof (buffer);
		725	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		726	{
		727	PUSHs (newSVpv (buffer, 0));
		728
		729	buflen = sizeof (buffer);
		730	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		731	PUSHs (newSVpv (buffer, 0));
		732	}
		733	}
		734	#endif
		735	}
190		736
191	void	737	void
192	add_font (char *file)	738	add_font (char *file)
193	CODE:	739	CODE:
194	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	740	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		741
207	void	742	void
208	load_image_inline (SV *image_)	743	load_image_inline (SV *image_)
209	ALIAS:	744	ALIAS:
210	load_image_file = 1	745	load_image_file = 1
…		…
217	SDL_RWops *rw = ix	752	SDL_RWops *rw = ix
218	? SDL_RWFromFile (image, "r")	753	? SDL_RWFromFile (image, "r")
219	: SDL_RWFromConstMem (image, image_len);	754	: SDL_RWFromConstMem (image, image_len);
220		755
221	if (!rw)	756	if (!rw)
222	croak ("load_image: unable to open file");	757	croak ("load_image: %s", SDL_GetError ());
223		758
224	surface = IMG_Load_RW (rw, 1);	759	surface = IMG_Load_RW (rw, 1);
225	if (!surface)	760	if (!surface)
226	croak ("load_image: unable to read file");	761	croak ("load_image: %s", SDL_GetError ());
227		762
228	fmt.palette = NULL;	763	fmt.palette = NULL;
229	fmt.BitsPerPixel = 32;	764	fmt.BitsPerPixel = 32;
230	fmt.BytesPerPixel = 4;	765	fmt.BytesPerPixel = 4;
		766	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
231	fmt.Rmask = 0x000000ff;	767	fmt.Rmask = 0x000000ff;
232	fmt.Gmask = 0x0000ff00;	768	fmt.Gmask = 0x0000ff00;
233	fmt.Bmask = 0x00ff0000;	769	fmt.Bmask = 0x00ff0000;
234	fmt.Amask = 0xff000000;	770	fmt.Amask = 0xff000000;
		771	#else
		772	fmt.Rmask = 0xff000000;
		773	fmt.Gmask = 0x00ff0000;
		774	fmt.Bmask = 0x0000ff00;
		775	fmt.Amask = 0x000000ff;
		776	#endif
235	fmt.Rloss = 0;	777	fmt.Rloss = 0;
236	fmt.Gloss = 0;	778	fmt.Gloss = 0;
237	fmt.Bloss = 0;	779	fmt.Bloss = 0;
238	fmt.Aloss = 0;	780	fmt.Aloss = 0;
239	fmt.Rshift = 0;	781	fmt.Rshift = 0;
…		…
245		787
246	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	788	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
247		789
248	assert (surface2->pitch == surface2->w * 4);	790	assert (surface2->pitch == surface2->w * 4);
249		791
		792	SDL_LockSurface (surface2);
250	EXTEND (SP, 5);	793	EXTEND (SP, 6);
251	PUSHs (sv_2mortal (newSViv (surface2->w)));	794	PUSHs (sv_2mortal (newSViv (surface2->w)));
252	PUSHs (sv_2mortal (newSViv (surface2->h)));	795	PUSHs (sv_2mortal (newSViv (surface2->h)));
253	SDL_LockSurface (surface2);
254	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	796	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)));	797	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
257	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	798	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
258	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	799	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		800	SDL_UnlockSurface (surface2);
259		801
260	SDL_FreeSurface (surface);	802	SDL_FreeSurface (surface);
261	SDL_FreeSurface (surface2);	803	SDL_FreeSurface (surface2);
262	}	804	}
263		805
264	void	806	void
265	average (int x, int y, uint32_t *data)	807	average (int x, int y, uint32_t *data)
266	PPCODE:	808	PPCODE:
267	{	809	{
268	// only good for x * y < 32768
269	uint32_t r = 0, g = 0, b = 0, a = 0;	810	uint32_t r = 0, g = 0, b = 0, a = 0;
270		811
271	x = y = x * y;	812	x = y = x * y;
272
273	assert (x < 32768);
274		813
275	while (x--)	814	while (x--)
276	{	815	{
277	uint32_t p = *data++;	816	uint32_t p = *data++;
278		817
…		…
281	b += (p >> 16) & 255;	820	b += (p >> 16) & 255;
282	a += (p >> 24) & 255;	821	a += (p >> 24) & 255;
283	}	822	}
284		823
285	EXTEND (SP, 4);	824	EXTEND (SP, 4);
286	PUSHs (sv_2mortal (newSViv (r * 255 / y)));	825	PUSHs (sv_2mortal (newSViv (r / y)));
287	PUSHs (sv_2mortal (newSViv (g * 255 / y)));	826	PUSHs (sv_2mortal (newSViv (g / y)));
288	PUSHs (sv_2mortal (newSViv (b * 255 / y)));	827	PUSHs (sv_2mortal (newSViv (b / y)));
289	PUSHs (sv_2mortal (newSViv (a * 255 / y)));	828	PUSHs (sv_2mortal (newSViv (a / y)));
290	}	829	}
		830
		831	void
		832	error (char *message)
		833	CODE:
		834	fprintf (stderr, "ERROR: %s\n", message);
		835	#ifdef _WIN32
		836	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		837	#endif
291		838
292	void	839	void
293	fatal (char *message)	840	fatal (char *message)
294	CODE:	841	CODE:
		842	fprintf (stderr, "FATAL: %s\n", message);
		843	#ifdef _WIN32
		844	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
		845	#endif
		846	_exit (1);
		847
		848	void
		849	_exit (int retval = 0)
		850	CODE:
295	#ifdef WIN32	851	#ifdef WIN32
296	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	852	ExitThread (retval); // unclean, please beam me up
297	#else	853	#else
298	fprintf (stderr, "%s\n", message);	854	_exit (retval);
299	#endif	855	#endif
300	exit (1);
301		856
302	MODULE = CFClient PACKAGE = CFClient::Layout	857	MODULE = CFPlus PACKAGE = CFPlus::Font
303		858
304	CFClient::Layout	859	CFPlus::Font
305	new (SV *class, int base_height = 10)	860	new_from_file (SV *class, char *path, int id = 0)
306	CODE:	861	CODE:
307	New (0, RETVAL, 1, struct cf_layout);	862	{
308	RETVAL->base_height = base_height;	863	int count;
309	RETVAL->pl = pango_layout_new (context);	864	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
310	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	865	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		866	FcPatternDestroy (pattern);
		867	}
311	OUTPUT:	868	OUTPUT:
312	RETVAL	869	RETVAL
313		870
314	void	871	void
		872	DESTROY (CFPlus::Font self)
		873	CODE:
		874	pango_font_description_free (self);
		875
		876	void
		877	make_default (CFPlus::Font self)
		878	CODE:
		879	default_font = self;
		880
		881	MODULE = CFPlus PACKAGE = CFPlus::Layout
		882
		883	void
		884	reset_glyph_cache ()
		885	CODE:
		886	tc_clear ();
		887
		888	CFPlus::Layout
		889	new (SV *class)
		890	CODE:
		891	New (0, RETVAL, 1, struct cf_layout);
		892
		893	RETVAL->pl = pango_layout_new (opengl_context);
		894	RETVAL->r = 1.;
		895	RETVAL->g = 1.;
		896	RETVAL->b = 1.;
		897	RETVAL->a = 1.;
		898	RETVAL->base_height = MIN_FONT_HEIGHT;
		899	RETVAL->font = 0;
		900
		901	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		902	layout_update_font (RETVAL);
		903	OUTPUT:
		904	RETVAL
		905
		906	void
315	DESTROY (CFClient::Layout self)	907	DESTROY (CFPlus::Layout self)
316	CODE:	908	CODE:
317	g_object_unref (self->pl);	909	g_object_unref (self->pl);
318	Safefree (self);	910	Safefree (self);
319		911
320	void	912	void
321	set_text (CFClient::Layout self, SV *text_)	913	set_text (CFPlus::Layout self, SV *text_)
322	CODE:	914	CODE:
323	{	915	{
324	STRLEN textlen;	916	STRLEN textlen;
325	char *text = SvPVutf8 (text_, textlen);	917	char *text = SvPVutf8 (text_, textlen);
326		918
327	pango_layout_set_text (self->pl, text, textlen);	919	pango_layout_set_text (self->pl, text, textlen);
328	}	920	}
329		921
330	void	922	void
331	set_markup (CFClient::Layout self, SV *text_)	923	set_markup (CFPlus::Layout self, SV *text_)
332	CODE:	924	CODE:
333	{	925	{
334	STRLEN textlen;	926	STRLEN textlen;
335	char *text = SvPVutf8 (text_, textlen);	927	char *text = SvPVutf8 (text_, textlen);
336		928
337	pango_layout_set_markup (self->pl, text, textlen);	929	pango_layout_set_markup (self->pl, text, textlen);
338	}	930	}
339		931
340	void	932	void
		933	set_shapes (CFPlus::Layout self, ...)
		934	CODE:
		935	{
		936	PangoAttrList *attrs = 0;
		937	const char *text = pango_layout_get_text (self->pl);
		938	const char *pos = text;
		939	int arg = 4;
		940
		941	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		942	{
		943	PangoRectangle inkrect, rect;
		944	PangoAttribute *attr;
		945
		946	int x = SvIV (ST (arg - 3));
		947	int y = SvIV (ST (arg - 2));
		948	int w = SvIV (ST (arg - 1));
		949	int h = SvIV (ST (arg ));
		950
		951	inkrect.x = 0;
		952	inkrect.y = 0;
		953	inkrect.width = 0;
		954	inkrect.height = 0;
		955
		956	rect.x = x * PANGO_SCALE;
		957	rect.y = y * PANGO_SCALE;
		958	rect.width = w * PANGO_SCALE;
		959	rect.height = h * PANGO_SCALE;
		960
		961	if (!attrs)
		962	attrs = pango_layout_get_attributes (self->pl);
		963
		964	attr = pango_attr_shape_new (&inkrect, &rect);
		965	attr->start_index = pos - text;
		966	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		967	pango_attr_list_insert (attrs, attr);
		968
		969	arg += 4;
		970	pos += sizeof (OBJ_STR) - 1;
		971	}
		972
		973	if (attrs)
		974	pango_layout_set_attributes (self->pl, attrs);
		975	}
		976
		977	void
		978	get_shapes (CFPlus::Layout self)
		979	PPCODE:
		980	{
		981	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		982
		983	do
		984	{
		985	PangoLayoutRun *run = pango_layout_iter_get_run (iter);
		986
		987	if (run && shape_attr_p (run))
		988	{
		989	PangoRectangle extents;
		990	pango_layout_iter_get_run_extents (iter, 0, &extents);
		991
		992	EXTEND (SP, 2);
		993	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		994	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		995	}
		996	}
		997	while (pango_layout_iter_next_run (iter));
		998
		999	pango_layout_iter_free (iter);
		1000	}
		1001
		1002	int
		1003	has_wrapped (CFPlus::Layout self)
		1004	CODE:
		1005	{
		1006	int lines = 1;
		1007	const char *text = pango_layout_get_text (self->pl);
		1008
		1009	while (*text)
		1010	lines += *text++ == '\n';
		1011
		1012	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1013	}
		1014	OUTPUT:
		1015	RETVAL
		1016
		1017	SV *
		1018	get_text (CFPlus::Layout self)
		1019	CODE:
		1020	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1021	sv_utf8_decode (RETVAL);
		1022	OUTPUT:
		1023	RETVAL
		1024
		1025	void
		1026	set_foreground (CFPlus::Layout self, float r, float g, float b, float a = 1.)
		1027	CODE:
		1028	self->r = r;
		1029	self->g = g;
		1030	self->b = b;
		1031	self->a = a;
		1032
		1033	void
		1034	set_font (CFPlus::Layout self, CFPlus::Font font = 0)
		1035	CODE:
		1036	if (self->font != font)
		1037	{
		1038	self->font = font;
		1039	layout_update_font (self);
		1040	}
		1041
		1042	void
341	set_height (CFClient::Layout self, int base_height)	1043	set_height (CFPlus::Layout self, int base_height)
342	CODE:	1044	CODE:
		1045	if (self->base_height != base_height)
		1046	{
343	self->base_height = base_height;	1047	self->base_height = base_height;
		1048	layout_update_font (self);
		1049	}
344		1050
345	void	1051	void
346	set_width (CFClient::Layout self, int max_width = -1)	1052	set_width (CFPlus::Layout self, int max_width = -1)
347	CODE:	1053	CODE:
348	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1054	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
349		1055
350	void	1056	void
		1057	set_indent (CFPlus::Layout self, int indent)
		1058	CODE:
		1059	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1060
		1061	void
		1062	set_spacing (CFPlus::Layout self, int spacing)
		1063	CODE:
		1064	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1065
		1066	void
		1067	set_ellipsise (CFPlus::Layout self, int ellipsise)
		1068	CODE:
		1069	pango_layout_set_ellipsize (self->pl,
		1070	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1071	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1072	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1073	: PANGO_ELLIPSIZE_NONE
		1074	);
		1075
		1076	void
		1077	set_single_paragraph_mode (CFPlus::Layout self, int spm)
		1078	CODE:
		1079	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1080
		1081	void
351	size (CFClient::Layout self)	1082	size (CFPlus::Layout self)
352	PPCODE:	1083	PPCODE:
353	{	1084	{
354	int w, h;	1085	int w, h;
355		1086
356	layout_update (self);
357	layout_get_pixel_size (self, &w, &h);	1087	layout_get_pixel_size (self, &w, &h);
358		1088
359	EXTEND (SP, 2);	1089	EXTEND (SP, 2);
360	PUSHs (sv_2mortal (newSViv (w)));	1090	PUSHs (sv_2mortal (newSViv (w)));
361	PUSHs (sv_2mortal (newSViv (h)));	1091	PUSHs (sv_2mortal (newSViv (h)));
362	}	1092	}
363		1093
364	int	1094	int
365	xy_to_index (CFClient::Layout self, int x, int y)	1095	descent (CFPlus::Layout self)
366	CODE:	1096	CODE:
367	{	1097	{
368	int index, trailing;	1098	PangoRectangle rect;
369		1099	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
370	layout_update (self);	1100	pango_layout_line_get_pixel_extents (line, 0, &rect);
371	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1101	RETVAL = PANGO_DESCENT (rect);
372
373	RETVAL = index;
374	}	1102	}
375	OUTPUT:	1103	OUTPUT:
376	RETVAL	1104	RETVAL
377		1105
		1106	int
		1107	xy_to_index (CFPlus::Layout self, int x, int y)
		1108	CODE:
		1109	{
		1110	int index, trailing;
		1111	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1112	RETVAL = index + trailing;
		1113	}
		1114	OUTPUT:
		1115	RETVAL
		1116
378	void	1117	void
379	cursor_pos (CFClient::Layout self, int index)	1118	cursor_pos (CFPlus::Layout self, int index)
380	PPCODE:	1119	PPCODE:
381	{	1120	{
382	PangoRectangle strong_pos;	1121	PangoRectangle strong_pos;
383	layout_update (self);
384	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1122	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
385		1123
386	EXTEND (SP, 3);	1124	EXTEND (SP, 3);
387	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1125	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
388	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1126	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
389	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1127	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
390	}	1128	}
391		1129
392	void	1130	void
393	render (CFClient::Layout self)	1131	index_to_line_x (CFPlus::Layout self, int index, int trailing = 0)
394	PPCODE:	1132	PPCODE:
395	{	1133	{
396	SV *retval;	1134	int line, x;
397	int w, h;
398	FT_Bitmap bitmap;
399		1135
400	layout_update (self);	1136	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
401	layout_get_pixel_size (self, &w, &h);	1137	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
402		1138
403	retval = newSV (w * h);
404	SvPOK_only (retval);
405	SvCUR_set (retval, w * h);
406
407	bitmap.rows = h;
408	bitmap.width = w;
409	bitmap.pitch = w;
410	bitmap.buffer = (unsigned char*)SvPVX (retval);
411	bitmap.num_grays = 256;
412	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
413
414	memset (bitmap.buffer, 0, w * h);
415
416	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
417
418	EXTEND (SP, 3);	1139	EXTEND (SP, 2);
419	PUSHs (sv_2mortal (newSViv (w)));	1140	PUSHs (sv_2mortal (newSViv (line - 1)));
		1141	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1142	}
		1143
		1144	void
		1145	line_x_to_index (CFPlus::Layout self, int line, int x)
		1146	PPCODE:
		1147	{
		1148	PangoLayoutLine *lp;
		1149	int index, trailing;
		1150
		1151	if (line < 0)
		1152	XSRETURN_EMPTY;
		1153
		1154	if (!(lp = pango_layout_get_line (self->pl, line)))
		1155	XSRETURN_EMPTY; /* do better */
		1156
		1157	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1158
		1159	EXTEND (SP, 2);
		1160	if (GIMME_V == G_SCALAR)
		1161	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1162	else
		1163	{
420	PUSHs (sv_2mortal (newSViv (h)));	1164	PUSHs (sv_2mortal (newSViv (index)));
421	PUSHs (sv_2mortal (retval));	1165	PUSHs (sv_2mortal (newSViv (trailing)));
		1166	}
422	}	1167	}
423		1168
		1169	void
		1170	render (CFPlus::Layout self, float x, float y, int flags = 0)
		1171	PPCODE:
		1172	pango_opengl_render_layout_subpixel (
		1173	self->pl,
		1174	x * PANGO_SCALE, y * PANGO_SCALE,
		1175	self->r, self->g, self->b, self->a,
		1176	flags
		1177	);
		1178
424	MODULE = CFClient PACKAGE = CFClient::Texture	1179	MODULE = CFPlus PACKAGE = CFPlus::Texture
425		1180
426	void	1181	void
		1182	pad2pot (SV *data_, SV *w_, SV *h_)
		1183	CODE:
		1184	{
		1185	int ow = SvIV (w_);
		1186	int oh = SvIV (h_);
		1187
		1188	if (ow && oh)
		1189	{
		1190	int nw = minpot (ow);
		1191	int nh = minpot (oh);
		1192
		1193	if (nw != ow || nh != oh)
		1194	{
		1195	if (SvOK (data_))
		1196	{
		1197	STRLEN datalen;
		1198	char *data = SvPVbyte (data_, datalen);
		1199	int bpp = datalen / (ow * oh);
		1200	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1201
		1202	SvPOK_only (result_);
		1203	SvCUR_set (result_, nw * nh * bpp);
		1204
		1205	memset (SvPVX (result_), 0, nw * nh * bpp);
		1206	while (oh--)
		1207	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1208
		1209	sv_setsv (data_, result_);
		1210	}
		1211
		1212	sv_setiv (w_, nw);
		1213	sv_setiv (h_, nh);
		1214	}
		1215	}
		1216	}
		1217
		1218	void
427	draw_quad (SV *self, float x, float y, float w = 0, float h = 0)	1219	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
428	PROTOTYPE: $$$;$$	1220	PROTOTYPE: $$$;$$
		1221	ALIAS:
		1222	draw_quad_alpha = 1
		1223	draw_quad_alpha_premultiplied = 2
429	CODE:	1224	CODE:
430	{	1225	{
431	HV *hv = (HV *)SvRV (self);	1226	HV *hv = (HV *)SvRV (self);
432	float s = SvNV (*hv_fetch (hv, "s", 1, 1));	1227	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
433	float t = SvNV (*hv_fetch (hv, "t", 1, 1));	1228	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
434	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1229	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
435	int wrap_mode = SvIV (*hv_fetch (hv, "wrap_mode", 9, 1));
436		1230
437	if (items < 5)	1231	if (items < 5)
438	{	1232	{
439	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1233	w = SvNV (*hv_fetch (hv, "w", 1, 1));
440	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1234	h = SvNV (*hv_fetch (hv, "h", 1, 1));
441	}	1235	}
442		1236
		1237	if (ix)
		1238	{
		1239	glEnable (GL_BLEND);
		1240
		1241	if (ix == 2)
		1242	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1243	else
		1244	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1245	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1246
		1247	glEnable (GL_ALPHA_TEST);
		1248	glAlphaFunc (GL_GREATER, 0.01f);
		1249	}
		1250
443	glBindTexture (GL_TEXTURE_2D, name);	1251	glBindTexture (GL_TEXTURE_2D, name);
444	if (wrap_mode) {	1252
445	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
446	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
447	}
448	glBegin (GL_QUADS);	1253	glBegin (GL_QUADS);
449	glTexCoord2f (0, 0); glVertex2f (x , y );	1254	glTexCoord2f (0, 0); glVertex2f (x , y );
450	glTexCoord2f (0, t); glVertex2f (x , y + h);	1255	glTexCoord2f (0, t); glVertex2f (x , y + h);
451	glTexCoord2f (s, t); glVertex2f (x + w, y + h);	1256	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
452	glTexCoord2f (s, 0); glVertex2f (x + w, y );	1257	glTexCoord2f (s, 0); glVertex2f (x + w, y );
453	glEnd ();	1258	glEnd ();
454	}
455		1259
		1260	if (ix)
		1261	{
		1262	glDisable (GL_ALPHA_TEST);
		1263	glDisable (GL_BLEND);
		1264	}
		1265	}
		1266
456	MODULE = CFClient PACKAGE = CFClient::Map	1267	MODULE = CFPlus PACKAGE = CFPlus::Map
457		1268
458	CFClient::Map	1269	CFPlus::Map
459	new (SV *class, int map_width, int map_height)	1270	new (SV *class)
460	CODE:	1271	CODE:
461	New (0, RETVAL, 1, struct map);	1272	New (0, RETVAL, 1, struct map);
462	RETVAL->x = 0;	1273	RETVAL->x = 0;
463	RETVAL->y = 0;	1274	RETVAL->y = 0;
464	RETVAL->w = map_width;	1275	RETVAL->w = 0;
465	RETVAL->h = map_height;	1276	RETVAL->h = 0;
466	RETVAL->vx = 0;	1277	RETVAL->ox = 0;
467	RETVAL->vy = 0;	1278	RETVAL->oy = 0;
468	RETVAL->faces = 8192;	1279	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
469	Newz (0, RETVAL->face, RETVAL->faces, mapface);	1280	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
470	RETVAL->rows = 0;	1281	RETVAL->rows = 0;
471	RETVAL->row = 0;	1282	RETVAL->row = 0;
472	OUTPUT:	1283	OUTPUT:
473	RETVAL	1284	RETVAL
474		1285
475	void	1286	void
476	DESTROY (CFClient::Map self)	1287	DESTROY (CFPlus::Map self)
477	CODE:	1288	CODE:
478	{	1289	{
479	map_clear (self);	1290	map_clear (self);
480	Safefree (self->face);	1291	Safefree (self->face2tile);
		1292	Safefree (self->tex);
481	Safefree (self);	1293	Safefree (self);
482	}	1294	}
483		1295
484	void	1296	void
		1297	resize (CFPlus::Map self, int map_width, int map_height)
		1298	CODE:
		1299	self->w = map_width;
		1300	self->h = map_height;
		1301
		1302	void
485	clear (CFClient::Map self)	1303	clear (CFPlus::Map self)
486	CODE:	1304	CODE:
487	map_clear (self);	1305	map_clear (self);
488		1306
489	void	1307	void
		1308	set_tileid (CFPlus::Map self, int face, int tile)
		1309	CODE:
		1310	{
		1311	need_facenum (self, face); self->face2tile [face] = tile;
		1312	need_texid (self, tile);
		1313	}
		1314
		1315	void
		1316	set_smooth (CFPlus::Map self, int face, int smooth, int level)
		1317	CODE:
		1318	{
		1319	tileid texid;
		1320	maptex *tex;
		1321
		1322	if (face < 0 || face >= self->faces)
		1323	return;
		1324
		1325	if (smooth < 0 || smooth >= self->faces)
		1326	return;
		1327
		1328	texid = self->face2tile [face];
		1329
		1330	if (!texid)
		1331	return;
		1332
		1333	tex = self->tex + texid;
		1334	tex->smoothtile = self->face2tile [smooth];
		1335	tex->smoothlevel = level;
		1336	}
		1337
		1338	void
490	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)	1339	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)
491	CODE:	1340	CODE:
492	{	1341	{
493	while (self->faces < face)	1342	need_texid (self, texid);
		1343
		1344	{
		1345	maptex *tex = self->tex + texid;
		1346
		1347	tex->name = name;
		1348	tex->w = w;
		1349	tex->h = h;
		1350	tex->s = s;
		1351	tex->t = t;
		1352	tex->r = r;
		1353	tex->g = g;
		1354	tex->b = b;
		1355	tex->a = a;
		1356	}
		1357
		1358	// somewhat hackish, but for textures that require it, it really
		1359	// improves the look, and most others don't suffer.
		1360	glBindTexture (GL_TEXTURE_2D, name);
		1361	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1362	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1363	// use uglier nearest interpolation because linear suffers
		1364	// from transparent color bleeding and ugly wrapping effects.
		1365	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1366	}
		1367
		1368	int
		1369	ox (CFPlus::Map self)
		1370	ALIAS:
		1371	oy = 1
		1372	x = 2
		1373	y = 3
		1374	w = 4
		1375	h = 5
		1376	CODE:
		1377	switch (ix)
494	{	1378	{
495	Append (mapface, self->face, self->faces, self->faces);	1379	case 0: RETVAL = self->ox; break;
496	self->faces *= 2;	1380	case 1: RETVAL = self->oy; break;
		1381	case 2: RETVAL = self->x; break;
		1382	case 3: RETVAL = self->y; break;
		1383	case 4: RETVAL = self->w; break;
		1384	case 5: RETVAL = self->h; break;
497	}	1385	}
		1386	OUTPUT:
		1387	RETVAL
498		1388
499	mapface *f = self->face + face;
500
501	f->name = name;
502	f->w = w;
503	f->h = h;
504	f->s = s;
505	f->t = t;
506	f->r = r;
507	f->g = g;
508	f->b = b;
509	f->a = a;
510	}
511
512	void	1389	void
513	scroll (CFClient::Map self, int dx, int dy)	1390	scroll (CFPlus::Map self, int dx, int dy)
514	CODE:	1391	CODE:
515	{	1392	{
516	if (dx > 0)	1393	if (dx > 0)
517	map_blank (self, self->x, self->y, dx - 1, self->h);	1394	map_blank (self, self->x, self->y, dx, self->h);
518	else if (dx < 0)	1395	else if (dx < 0)
519	map_blank (self, self->x + self->w + dx + 1, self->y, 1 - dx, self->h);	1396	map_blank (self, self->x + self->w + dx + 1, self->y, -dx, self->h);
520		1397
521	if (dy > 0)	1398	if (dy > 0)
522	map_blank (self, self->x, self->y, self->w, dy - 1);	1399	map_blank (self, self->x, self->y, self->w, dy);
523	else if (dy < 0)	1400	else if (dy < 0)
524	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, 1 - dy);	1401	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, -dy);
525		1402
526	self->x += dx;	1403	self->ox += dx; self->x += dx;
527	self->y += dy;	1404	self->oy += dy; self->y += dy;
528		1405
529	while (self->y < 0)	1406	while (self->y < 0)
530	{	1407	{
531	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);	1408	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
532		1409
…		…
534	self->y += MAP_EXTEND_Y;	1411	self->y += MAP_EXTEND_Y;
535	}	1412	}
536	}	1413	}
537		1414
538	void	1415	void
539	map1a_update (CFClient::Map self, SV *data_)	1416	map1a_update (CFPlus::Map self, SV *data_, int extmap)
540	CODE:	1417	CODE:
541	{	1418	{
542	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);	1419	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
543	uint8_t *data_end = (uint8_t *)SvEND (data_);	1420	uint8_t *data_end = (uint8_t *)SvEND (data_);
544		1421	mapcell *cell;
		1422	int x, y, flags;
		1423
545	while (data < data_end)	1424	while (data < data_end - 1)
546	{	1425	{
547	int flags = (data [0] << 8) + data [1]; data += 2;	1426	flags = (data [0] << 8) + data [1]; data += 2;
548		1427
549	int x = ((flags >> 10) & 63) + self->x;	1428	x = self->x + ((flags >> 10) & 63);
550	int y = ((flags >> 4) & 63) + self->y;	1429	y = self->y + ((flags >> 4) & 63);
551		1430
552	while (y >= self->rows)	1431	cell = map_get_cell (self, x, y);
553	{
554	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
555
556	self->rows += MAP_EXTEND_Y;
557	}
558
559	maprow *row = self->row + y;
560
561	if (!row->col)
562	{
563	Newz (0, row->col, MAP_EXTEND_X, mapcell);
564	row->c0 = self->x - MAP_EXTEND_X / 4;
565	row->c1 = row->c0 + MAP_EXTEND_X;
566	}
567
568	if (row->c0 > x)
569	{
570	int extend = row->c0 - x + MAP_EXTEND_X;
571	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
572	row->c0 -= extend;
573	}
574	else if (x >= row->c1)
575	{
576	int extend = x - row->c1 + MAP_EXTEND_X;
577	Append (mapcell, row->col, row->c1 - row->c0, extend);
578	row->c1 += extend;
579	}
580
581	assert (y >= 0);
582	assert (y < self->rows);
583	assert (x >= row->c0);
584	assert (x < row->c1);
585	mapcell *cell = row->col + (x - row->c0);
586		1432
587	if (flags & 15)	1433	if (flags & 15)
588	{	1434	{
589	if (cell->darkness < 0 && x < self->w && y < self->h)	1435	if (!cell->darkness)
590	{	1436	{
		1437	memset (cell, 0, sizeof (*cell));
591	cell->darkness = 0;	1438	cell->darkness = 256;
592	cell->face [0] = 0;
593	cell->face [1] = 0;
594	cell->face [2] = 0;
595	}	1439	}
		1440
		1441	//TODO: don't trust server data to be in-range(!)
		1442
		1443	if (flags & 8)
596		1444	{
		1445	if (extmap)
		1446	{
		1447	uint8_t ext, cmd;
		1448
		1449	do
		1450	{
		1451	ext = *data++;
		1452	cmd = ext & 0x3f;
		1453
		1454	if (cmd < 4)
		1455	cell->darkness = 255 - ext * 64 + 1;
		1456	else if (cmd == 5) // health
		1457	{
		1458	cell->stat_width = 1;
		1459	cell->stat_hp = *data++;
		1460	}
		1461	else if (cmd == 6) // monster width
		1462	cell->stat_width = *data++ + 1;
		1463	else if (cmd == 0x47)
		1464	{
		1465	if (*data == 8)
		1466	; // decode player uuid
		1467
		1468	data += *data + 1;
		1469	}
		1470	else if (cmd == 8) // cell flags
		1471	cell->flags = *data++;
		1472	else if (ext & 0x40) // unknown, multibyte => skip
		1473	data += *data + 1;
		1474	else
		1475	data++;
		1476	}
		1477	while (ext & 0x80);
		1478	}
		1479	else
597	cell->darkness = flags & 8 ? *data++ : 255;	1480	cell->darkness = *data++ + 1;
		1481	}
598		1482
599	if (flags & 4)	1483	if (flags & 4)
600	{	1484	{
601	cell->face [0] = (data [0] << 8) + data [1]; data += 2;	1485	faceid face = (data [0] << 8) + data [1]; data += 2;
		1486	need_facenum (self, face);
		1487	cell->tile [0] = self->face2tile [face];
602	}	1488	}
603		1489
604	if (flags & 2)	1490	if (flags & 2)
605	{	1491	{
606	cell->face [1] = (data [0] << 8) + data [1]; data += 2;	1492	faceid face = (data [0] << 8) + data [1]; data += 2;
		1493	need_facenum (self, face);
		1494	cell->tile [1] = self->face2tile [face];
607	}	1495	}
608		1496
609	if (flags & 1)	1497	if (flags & 1)
610	{	1498	{
611	cell->face [2] = (data [0] << 8) + data [1]; data += 2;	1499	faceid face = (data [0] << 8) + data [1]; data += 2;
		1500	need_facenum (self, face);
		1501	cell->tile [2] = self->face2tile [face];
612	}	1502	}
613	}	1503	}
614	else	1504	else
615	cell->darkness = -1;	1505	cell->darkness = 0;
616	}	1506	}
617	}	1507	}
618		1508
		1509	SV *
		1510	mapmap (CFPlus::Map self, int x0, int y0, int w, int h)
		1511	CODE:
		1512	{
		1513	int x1, x;
		1514	int y1, y;
		1515	int z;
		1516	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1517	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1518
		1519	SvPOK_only (map_sv);
		1520	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1521
		1522	x0 += self->x; x1 = x0 + w;
		1523	y0 += self->y; y1 = y0 + h;
		1524
		1525	for (y = y0; y < y1; y++)
		1526	{
		1527	maprow *row = 0 <= y && y < self->rows
		1528	? self->row + y
		1529	: 0;
		1530
		1531	for (x = x0; x < x1; x++)
		1532	{
		1533	int r = 32, g = 32, b = 32, a = 192;
		1534
		1535	if (row && row->c0 <= x && x < row->c1)
		1536	{
		1537	mapcell *cell = row->col + (x - row->c0);
		1538
		1539	for (z = 0; z <= 0; z++)
		1540	{
		1541	maptex tex = self->tex [cell->tile [z]];
		1542	int a0 = 255 - tex.a;
		1543	int a1 = tex.a;
		1544
		1545	r = (r * a0 + tex.r * a1) / 255;
		1546	g = (g * a0 + tex.g * a1) / 255;
		1547	b = (b * a0 + tex.b * a1) / 255;
		1548	a = (a * a0 + tex.a * a1) / 255;
		1549	}
		1550	}
		1551
		1552	*map++ = (r )
		1553	| (g << 8)
		1554	| (b << 16)
		1555	| (a << 24);
		1556	}
		1557	}
		1558
		1559	RETVAL = map_sv;
		1560	}
		1561	OUTPUT:
		1562	RETVAL
		1563
619	void	1564	void
620	draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)	1565	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
		1566	CODE:
		1567	{
		1568	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1569	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1570	static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k)
		1571	smooth_key skey;
		1572	int x, y, z;
		1573	int last_name;
		1574
		1575	// thats current max. sorry.
		1576	if (sw > 255) sw = 255;
		1577	if (sh > 255) sh = 255;
		1578
		1579	// clear key, in case of extra padding
		1580	memset (&skey, 0, sizeof (skey));
		1581
		1582	glColor4ub (255, 255, 255, 255);
		1583
		1584	glEnable (GL_BLEND);
		1585	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1586	glEnable (GL_TEXTURE_2D);
		1587	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1588
		1589	glBegin (GL_QUADS);
		1590
		1591	last_name = 0;
		1592
		1593	mx += self->x;
		1594	my += self->y;
		1595
		1596	// first pass: determine smooth_max
		1597	// rather ugly, if you ask me
		1598	// could also be stored inside mapcell and updated on change
		1599	memset (smooth_max, 0, sizeof (smooth_max));
		1600
		1601	for (y = 0; y < sh; y++)
		1602	if (0 <= y + my && y + my < self->rows)
		1603	{
		1604	maprow *row = self->row + (y + my);
		1605
		1606	for (x = 0; x < sw; x++)
		1607	if (row->c0 <= x + mx && x + mx < row->c1)
		1608	{
		1609	mapcell *cell = row->col + (x + mx - row->c0);
		1610
		1611	smooth_max[x + 1][y + 1] =
		1612	MAX (self->tex [cell->tile [0]].smoothlevel,
		1613	MAX (self->tex [cell->tile [1]].smoothlevel,
		1614	self->tex [cell->tile [2]].smoothlevel));
		1615	}
		1616	}
		1617
		1618	for (z = 0; z <= 2; z++)
		1619	{
		1620	memset (smooth_level, 0, sizeof (smooth_level));
		1621
		1622	for (y = 0; y < sh; y++)
		1623	if (0 <= y + my && y + my < self->rows)
		1624	{
		1625	maprow *row = self->row + (y + my);
		1626
		1627	for (x = 0; x < sw; x++)
		1628	if (row->c0 <= x + mx && x + mx < row->c1)
		1629	{
		1630	mapcell *cell = row->col + (x + mx - row->c0);
		1631	tileid tile = cell->tile [z];
		1632
		1633	if (tile)
		1634	{
		1635	maptex tex = self->tex [tile];
		1636	int px = (x + 1) * T - tex.w;
		1637	int py = (y + 1) * T - tex.h;
		1638
		1639	// suppressing texture state switches here
		1640	// is only moderately effective, but worth the extra effort
		1641	if (last_name != tex.name)
		1642	{
		1643	if (!tex.name)
		1644	tex = self->tex [2]; /* missing, replace by noface */
		1645
		1646	glEnd ();
		1647	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1648	glBegin (GL_QUADS);
		1649	}
		1650
		1651	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1652	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1653	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1654	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1655
		1656	if (cell->flags && z == 2)
		1657	{
		1658	if (cell->flags & 1)
		1659	{
		1660	maptex tex = self->tex [1];
		1661	int px = x * T + T * 2 / 32;
		1662	int py = y * T - T * 6 / 32;
		1663
		1664	glEnd ();
		1665	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1666	glBegin (GL_QUADS);
		1667
		1668	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1669	glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);
		1670	glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);
		1671	glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );
		1672	}
		1673	}
		1674
		1675	// update smooth hash
		1676	if (tex.smoothtile)
		1677	{
		1678	skey.tile = tex.smoothtile;
		1679	skey.level = tex.smoothlevel;
		1680
		1681	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		1682
		1683	// add bits to current tile and all neighbours. skey.x|y is
		1684	// shifted +1|+1 so we always stay positive.
		1685
		1686	// full tile
		1687	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		1688
		1689	// borders
		1690	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0031);
		1691	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0092);
		1692	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		1693	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		1694
		1695	// corners
		1696	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		1697	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		1698	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		1699	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		1700	}
		1701	}
		1702	}
		1703	}
		1704
		1705	// go through all smoothlevels, lowest to highest, then draw
		1706	// this is basically counting sort
		1707	{
		1708	int w, b;
		1709
		1710	for (w = 0; w < 256 / 32; ++w)
		1711	{
		1712	uint32_t smask = smooth_level [w];
		1713	if (smask)
		1714	for (b = 0; b < 32; ++b)
		1715	if (smask & (((uint32_t)1) << b))
		1716	{
		1717	int level = (w << 5) | b;
		1718	HE *he;
		1719
		1720	hv_iterinit (smooth);
		1721	while ((he = hv_iternext (smooth)))
		1722	{
		1723	smooth_key *skey = (smooth_key *)HeKEY (he);
		1724	IV bits = SvIVX (HeVAL (he));
		1725
		1726	// bits is ___n cccc CCCC bbbb
		1727	// n do not draw borders&corners
		1728	// c draw these corners, but...
		1729	// C ... not these
		1730	// b draw these borders
		1731
		1732	if (!(bits & 0x1000)
		1733	&& skey->level == level
		1734	&& level >= smooth_max [skey->x][skey->y])
		1735	{
		1736	maptex tex = self->tex [skey->tile];
		1737	int px = (((int)skey->x) - 1) * T;
		1738	int py = (((int)skey->y) - 1) * T;
		1739	int border = bits & 15;
		1740	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		1741	float dx = tex.s * .0625f; // 16 images/row
		1742	float dy = tex.t * .5f ; // 2 images/column
		1743
		1744	// this time naively avoiding texture state changes
		1745	// save gobs of state changes.
		1746	if (last_name != tex.name)
		1747	{
		1748	if (!tex.name)
		1749	continue; // smoothing not yet available
		1750
		1751	glEnd ();
		1752	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1753	glBegin (GL_QUADS);
		1754	}
		1755
		1756	if (border)
		1757	{
		1758	float ox = border * dx;
		1759
		1760	glTexCoord2f (ox , 0.f ); glVertex2f (px , py );
		1761	glTexCoord2f (ox , dy ); glVertex2f (px , py + T);
		1762	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py + T);
		1763	glTexCoord2f (ox + dx, 0.f ); glVertex2f (px + T, py );
		1764	}
		1765
		1766	if (corner)
		1767	{
		1768	float ox = corner * dx;
		1769
		1770	glTexCoord2f (ox , dy ); glVertex2f (px , py );
		1771	glTexCoord2f (ox , dy * 2.f); glVertex2f (px , py + T);
		1772	glTexCoord2f (ox + dx, dy * 2.f); glVertex2f (px + T, py + T);
		1773	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py );
		1774	}
		1775	}
		1776	}
		1777	}
		1778	}
		1779	}
		1780
		1781	hv_clear (smooth);
		1782	}
		1783
		1784	glEnd ();
		1785
		1786	glDisable (GL_TEXTURE_2D);
		1787	glDisable (GL_BLEND);
		1788
		1789	// top layer: overlays such as the health bar
		1790	for (y = 0; y < sh; y++)
		1791	if (0 <= y + my && y + my < self->rows)
		1792	{
		1793	maprow *row = self->row + (y + my);
		1794
		1795	for (x = 0; x < sw; x++)
		1796	if (row->c0 <= x + mx && x + mx < row->c1)
		1797	{
		1798	mapcell *cell = row->col + (x + mx - row->c0);
		1799
		1800	int px = x * T;
		1801	int py = y * T;
		1802
		1803	if (cell->stat_hp)
		1804	{
		1805	int width = cell->stat_width * T;
		1806	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		1807
		1808	glColor3ub (0, 0, 0);
		1809	glRectf (px + 1, py - thick - 2,
		1810	px + width - 1, py);
		1811
		1812	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		1813	glRectf (px + 2,
		1814	py - thick - 1,
		1815	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		1816	}
		1817	}
		1818	}
		1819	}
		1820
		1821	void
		1822	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)
		1823	CODE:
		1824	{
		1825	static float color[16][3] = {
		1826	{ 0.00F, 0.00F, 0.00F },
		1827	{ 1.00F, 1.00F, 1.00F },
		1828	{ 0.00F, 0.00F, 0.55F },
		1829	{ 1.00F, 0.00F, 0.00F },
		1830
		1831	{ 1.00F, 0.54F, 0.00F },
		1832	{ 0.11F, 0.56F, 1.00F },
		1833	{ 0.93F, 0.46F, 0.00F },
		1834	{ 0.18F, 0.54F, 0.34F },
		1835
		1836	{ 0.56F, 0.73F, 0.56F },
		1837	{ 0.80F, 0.80F, 0.80F },
		1838	{ 0.55F, 0.41F, 0.13F },
		1839	{ 0.99F, 0.77F, 0.26F },
		1840
		1841	{ 0.74F, 0.65F, 0.41F },
		1842
		1843	{ 0.00F, 1.00F, 1.00F },
		1844	{ 1.00F, 0.00F, 1.00F },
		1845	{ 1.00F, 1.00F, 0.00F },
		1846	};
		1847
		1848	int x, y;
		1849
		1850	glEnable (GL_TEXTURE_2D);
		1851	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1852	glEnable (GL_BLEND);
		1853	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1854	glBegin (GL_QUADS);
		1855
		1856	for (y = 0; y < h; y++)
		1857	for (x = 0; x < w; x++)
		1858	{
		1859	unsigned char m = data [x + y * w];
		1860
		1861	if (m)
		1862	{
		1863	float *c = color [m & 15];
		1864
		1865	float tx1 = m & 0x40 ? 0.5 : 0.;
		1866	float tx2 = tx1 + 0.5;
		1867
		1868	glColor4f (c[0], c[1], c[2], 0.75);
		1869	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		1870	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		1871	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		1872	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		1873	}
		1874	}
		1875
		1876	glEnd ();
		1877	glDisable (GL_BLEND);
		1878	glDisable (GL_TEXTURE_2D);
		1879	}
		1880
		1881	void
		1882	fow_texture (CFPlus::Map self, int mx, int my, int sw, int sh)
621	PPCODE:	1883	PPCODE:
622	{	1884	{
		1885	int x, y;
623	int sw4 = (sw + 3) & ~3;	1886	int sw4 = (sw + 3) & ~3;
624	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));	1887	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
625	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);	1888	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
626		1889
		1890	memset (darkness, 255, sw4 * sh);
627	SvPOK_only (darkness_sv);	1891	SvPOK_only (darkness_sv);
628	SvCUR_set (darkness_sv, sw4 * sh);	1892	SvCUR_set (darkness_sv, sw4 * sh);
629		1893
630	int vx = self->x + (self->w - sw) / 2 - shift_x;	1894	mx += self->x;
631	int vy = self->y + (self->h - sh) / 2 - shift_y;	1895	my += self->y;
632		1896
633	if (0)
634	{
635	int vx = self->vx = self->w >= sw
636	? self->x + (self->w - sw) / 2
637	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
638
639	int vy = self->vy = self->h >= sh
640	? self->y + (self->h - sh) / 2
641	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
642	}
643
644	glColor4ub (255, 255, 255, 255);
645
646	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
647	glEnable (GL_BLEND);
648	glEnable (GL_TEXTURE_2D);
649	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
650
651	int x, y, z;
652
653	int last_name = 0;
654
655	glBegin (GL_QUADS);
656
657	for (z = 0; z < 3; z++)
658	for (y = 0; y < sh; y++)	1897	for (y = 0; y < sh; y++)
659	if (0 <= y + vy && y + vy < self->rows)	1898	if (0 <= y + my && y + my < self->rows)
660	{	1899	{
661	maprow *row = self->row + (y + vy);	1900	maprow *row = self->row + (y + my);
662		1901
663	for (x = 0; x < sw; x++)	1902	for (x = 0; x < sw; x++)
664	if (row->c0 <= x + vx && x + vx < row->c1)	1903	if (row->c0 <= x + mx && x + mx < row->c1)
665	{	1904	{
666	mapcell *cell = row->col + (x + vx - row->c0);	1905	mapcell *cell = row->col + (x + mx - row->c0);
667		1906
668	darkness[y * sw4 + x] = cell->darkness < 0	1907	darkness[y * sw4 + x] = cell->darkness
		1908	? 255 - (cell->darkness - 1)
669	? 255 - FOW_DARKNESS	1909	: 255 - FOW_DARKNESS;
670	: 255 - cell->darkness;
671
672	uint16_t face = cell->face [z];
673
674	if (face)
675	{
676	mapface tex = self->face [face];
677
678	int px = (x + 1) * 32 - tex.w;
679	int py = (y + 1) * 32 - tex.h;
680
681	if (last_name != tex.name)
682	{
683	glEnd ();
684	last_name = tex.name;
685	glBindTexture (GL_TEXTURE_2D, last_name);
686	glBegin (GL_QUADS);
687	}
688
689	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
690	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
691	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
692	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
693	}
694	}	1910	}
695	}	1911	}
696
697	glEnd ();
698
699	glDisable (GL_TEXTURE_2D);
700	glDisable (GL_BLEND);
701		1912
702	EXTEND (SP, 3);	1913	EXTEND (SP, 3);
703	PUSHs (sv_2mortal (newSViv (sw4)));	1914	PUSHs (sv_2mortal (newSViv (sw4)));
704	PUSHs (sv_2mortal (newSViv (sh)));	1915	PUSHs (sv_2mortal (newSViv (sh)));
705	PUSHs (darkness_sv);	1916	PUSHs (darkness_sv);
706	}	1917	}
707		1918
		1919	SV *
		1920	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)
		1921	CODE:
		1922	{
		1923	int x, y, x1, y1;
		1924	SV *data_sv = newSV (w * h * 7 + 5);
		1925	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		1926
		1927	*data++ = 0; /* version 0 format */
		1928	*data++ = w >> 8; *data++ = w;
		1929	*data++ = h >> 8; *data++ = h;
		1930
		1931	// we need to do this 'cause we don't keep an absolute coord system for rows
		1932	// TODO: treat rows as we treat columns
		1933	map_get_row (self, y0 + self->y - self->oy);//D
		1934	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		1935
		1936	x0 += self->x - self->ox;
		1937	y0 += self->y - self->oy;
		1938
		1939	x1 = x0 + w;
		1940	y1 = y0 + h;
		1941
		1942	for (y = y0; y < y1; y++)
		1943	{
		1944	maprow *row = 0 <= y && y < self->rows
		1945	? self->row + y
		1946	: 0;
		1947
		1948	for (x = x0; x < x1; x++)
		1949	{
		1950	if (row && row->c0 <= x && x < row->c1)
		1951	{
		1952	mapcell *cell = row->col + (x - row->c0);
		1953	uint8_t flags = 0;
		1954
		1955	if (cell->tile [0]) flags |= 1;
		1956	if (cell->tile [1]) flags |= 2;
		1957	if (cell->tile [2]) flags |= 4;
		1958
		1959	*data++ = flags;
		1960
		1961	if (flags & 1)
		1962	{
		1963	tileid tile = cell->tile [0];
		1964	*data++ = tile >> 8;
		1965	*data++ = tile;
		1966	}
		1967
		1968	if (flags & 2)
		1969	{
		1970	tileid tile = cell->tile [1];
		1971	*data++ = tile >> 8;
		1972	*data++ = tile;
		1973	}
		1974
		1975	if (flags & 4)
		1976	{
		1977	tileid tile = cell->tile [2];
		1978	*data++ = tile >> 8;
		1979	*data++ = tile;
		1980	}
		1981	}
		1982	else
		1983	*data++ = 0;
		1984	}
		1985	}
		1986
		1987	SvPOK_only (data_sv);
		1988	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		1989	RETVAL = data_sv;
		1990	}
		1991	OUTPUT:
		1992	RETVAL
		1993
		1994	void
		1995	set_rect (CFPlus::Map self, int x0, int y0, uint8_t *data)
		1996	PPCODE:
		1997	{
		1998	int x, y, z;
		1999	int w, h;
		2000	int x1, y1;
		2001
		2002	if (*data++ != 0)
		2003	return; /* version mismatch */
		2004
		2005	w = *data++ << 8; w |= *data++;
		2006	h = *data++ << 8; h |= *data++;
		2007
		2008	// we need to do this 'cause we don't keep an absolute coord system for rows
		2009	// TODO: treat rows as we treat columns
		2010	map_get_row (self, y0 + self->y - self->oy);//D
		2011	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2012
		2013	x0 += self->x - self->ox;
		2014	y0 += self->y - self->oy;
		2015
		2016	x1 = x0 + w;
		2017	y1 = y0 + h;
		2018
		2019	for (y = y0; y < y1; y++)
		2020	{
		2021	maprow *row = map_get_row (self, y);
		2022
		2023	for (x = x0; x < x1; x++)
		2024	{
		2025	uint8_t flags = *data++;
		2026
		2027	if (flags)
		2028	{
		2029	mapcell *cell = row_get_cell (row, x);
		2030	tileid tile[3] = { 0, 0, 0 };
		2031
		2032	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2033	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2034	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2035
		2036	if (cell->darkness == 0)
		2037	{
		2038	cell->darkness = 0;
		2039
		2040	for (z = 0; z <= 2; z++)
		2041	{
		2042	tileid t = tile [z];
		2043
		2044	if (t >= self->texs || (t && !self->tex [t].name))
		2045	{
		2046	XPUSHs (sv_2mortal (newSViv (t)));
		2047	need_texid (self, t);
		2048	}
		2049
		2050	cell->tile [z] = t;
		2051	}
		2052	}
		2053	}
		2054	}
		2055	}
		2056	}
		2057
		2058	MODULE = CFPlus PACKAGE = CFPlus::MixChunk
		2059
		2060	CFPlus::MixChunk
		2061	new_from_file (SV *class, char *path)
		2062	CODE:
		2063	RETVAL = Mix_LoadWAV (path);
		2064	OUTPUT:
		2065	RETVAL
		2066
		2067	void
		2068	DESTROY (CFPlus::MixChunk self)
		2069	CODE:
		2070	Mix_FreeChunk (self);
		2071
		2072	int
		2073	volume (CFPlus::MixChunk self, int volume = -1)
		2074	CODE:
		2075	RETVAL = Mix_VolumeChunk (self, volume);
		2076	OUTPUT:
		2077	RETVAL
		2078
		2079	int
		2080	play (CFPlus::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)
		2081	CODE:
		2082	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2083	OUTPUT:
		2084	RETVAL
		2085
		2086	MODULE = CFPlus PACKAGE = CFPlus::MixMusic
		2087
		2088	int
		2089	volume (int volume = -1)
		2090	CODE:
		2091	RETVAL = Mix_VolumeMusic (volume);
		2092	OUTPUT:
		2093	RETVAL
		2094
		2095	CFPlus::MixMusic
		2096	new_from_file (SV *class, char *path)
		2097	CODE:
		2098	RETVAL = Mix_LoadMUS (path);
		2099	OUTPUT:
		2100	RETVAL
		2101
		2102	void
		2103	DESTROY (CFPlus::MixMusic self)
		2104	CODE:
		2105	Mix_FreeMusic (self);
		2106
		2107	int
		2108	play (CFPlus::MixMusic self, int loops = -1)
		2109	CODE:
		2110	RETVAL = Mix_PlayMusic (self, loops);
		2111	OUTPUT:
		2112	RETVAL
		2113
		2114	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		2115
		2116	BOOT:
		2117	{
		2118	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
		2119	static const struct {
		2120	const char *name;
		2121	IV iv;
		2122	} *civ, const_iv[] = {
		2123	# define const_iv(name) { # name, (IV)name }
		2124	const_iv (GL_COLOR_MATERIAL),
		2125	const_iv (GL_SMOOTH),
		2126	const_iv (GL_FLAT),
		2127	const_iv (GL_DITHER),
		2128	const_iv (GL_BLEND),
		2129	const_iv (GL_CULL_FACE),
		2130	const_iv (GL_SCISSOR_TEST),
		2131	const_iv (GL_DEPTH_TEST),
		2132	const_iv (GL_ALPHA_TEST),
		2133	const_iv (GL_NORMALIZE),
		2134	const_iv (GL_RESCALE_NORMAL),
		2135	const_iv (GL_FRONT),
		2136	const_iv (GL_BACK),
		2137	const_iv (GL_AND),
		2138	const_iv (GL_ONE),
		2139	const_iv (GL_ZERO),
		2140	const_iv (GL_SRC_ALPHA),
		2141	const_iv (GL_DST_ALPHA),
		2142	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2143	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2144	const_iv (GL_SRC_ALPHA_SATURATE),
		2145	const_iv (GL_RGB),
		2146	const_iv (GL_RGBA),
		2147	const_iv (GL_RGBA4),
		2148	const_iv (GL_RGBA8),
		2149	const_iv (GL_RGB5_A1),
		2150	const_iv (GL_UNSIGNED_BYTE),
		2151	const_iv (GL_UNSIGNED_SHORT),
		2152	const_iv (GL_UNSIGNED_INT),
		2153	const_iv (GL_ALPHA),
		2154	const_iv (GL_INTENSITY),
		2155	const_iv (GL_LUMINANCE),
		2156	const_iv (GL_LUMINANCE_ALPHA),
		2157	const_iv (GL_FLOAT),
		2158	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2159	const_iv (GL_COMPILE),
		2160	const_iv (GL_TEXTURE_1D),
		2161	const_iv (GL_TEXTURE_2D),
		2162	const_iv (GL_TEXTURE_ENV),
		2163	const_iv (GL_TEXTURE_MAG_FILTER),
		2164	const_iv (GL_TEXTURE_MIN_FILTER),
		2165	const_iv (GL_TEXTURE_ENV_MODE),
		2166	const_iv (GL_TEXTURE_WRAP_S),
		2167	const_iv (GL_TEXTURE_WRAP_T),
		2168	const_iv (GL_REPEAT),
		2169	const_iv (GL_CLAMP),
		2170	const_iv (GL_CLAMP_TO_EDGE),
		2171	const_iv (GL_NEAREST),
		2172	const_iv (GL_LINEAR),
		2173	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2174	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2175	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2176	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2177	const_iv (GL_GENERATE_MIPMAP),
		2178	const_iv (GL_MODULATE),
		2179	const_iv (GL_DECAL),
		2180	const_iv (GL_REPLACE),
		2181	const_iv (GL_DEPTH_BUFFER_BIT),
		2182	const_iv (GL_COLOR_BUFFER_BIT),
		2183	const_iv (GL_PROJECTION),
		2184	const_iv (GL_MODELVIEW),
		2185	const_iv (GL_COLOR_LOGIC_OP),
		2186	const_iv (GL_SEPARABLE_2D),
		2187	const_iv (GL_CONVOLUTION_2D),
		2188	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2189	const_iv (GL_CONSTANT_BORDER),
		2190	const_iv (GL_LINES),
		2191	const_iv (GL_LINE_STRIP),
		2192	const_iv (GL_LINE_LOOP),
		2193	const_iv (GL_QUADS),
		2194	const_iv (GL_QUAD_STRIP),
		2195	const_iv (GL_TRIANGLES),
		2196	const_iv (GL_TRIANGLE_STRIP),
		2197	const_iv (GL_TRIANGLE_FAN),
		2198	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2199	const_iv (GL_FASTEST),
		2200	const_iv (GL_V2F),
		2201	const_iv (GL_V3F),
		2202	const_iv (GL_T2F_V3F),
		2203	const_iv (GL_T2F_N3F_V3F),
		2204	# undef const_iv
		2205	};
		2206
		2207	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2208	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2209	}
		2210
		2211	char *
		2212	gl_vendor ()
		2213	CODE:
		2214	RETVAL = (char *)glGetString (GL_VENDOR);
		2215	OUTPUT:
		2216	RETVAL
		2217
		2218	char *
		2219	gl_version ()
		2220	CODE:
		2221	RETVAL = (char *)glGetString (GL_VERSION);
		2222	OUTPUT:
		2223	RETVAL
		2224
		2225	char *
		2226	gl_extensions ()
		2227	CODE:
		2228	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2229	OUTPUT:
		2230	RETVAL
		2231
		2232	int glGetError ()
		2233
		2234	void glFinish ()
		2235
		2236	void glClear (int mask)
		2237
		2238	void glClearColor (float r, float g, float b, float a = 1.0)
		2239	PROTOTYPE: @
		2240
		2241	void glEnable (int cap)
		2242
		2243	void glDisable (int cap)
		2244
		2245	void glShadeModel (int mode)
		2246
		2247	void glHint (int target, int mode)
		2248
		2249	void glBlendFunc (int sfactor, int dfactor)
		2250
		2251	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2252	CODE:
		2253	gl_BlendFuncSeparate (sa, da, saa, daa);
		2254
		2255	void glDepthMask (int flag)
		2256
		2257	void glLogicOp (int opcode)
		2258
		2259	void glColorMask (int red, int green, int blue, int alpha)
		2260
		2261	void glMatrixMode (int mode)
		2262
		2263	void glPushMatrix ()
		2264
		2265	void glPopMatrix ()
		2266
		2267	void glLoadIdentity ()
		2268
		2269	void glDrawBuffer (int buffer)
		2270
		2271	void glReadBuffer (int buffer)
		2272
		2273	# near_ and far_ are due to microsofts buggy "c" compiler
		2274	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2275
		2276	# near_ and far_ are due to microsofts buggy "c" compiler
		2277	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2278
		2279	void glViewport (int x, int y, int width, int height)
		2280
		2281	void glScissor (int x, int y, int width, int height)
		2282
		2283	void glTranslate (float x, float y, float z = 0.)
		2284	CODE:
		2285	glTranslatef (x, y, z);
		2286
		2287	void glScale (float x, float y, float z = 1.)
		2288	CODE:
		2289	glScalef (x, y, z);
		2290
		2291	void glRotate (float angle, float x, float y, float z)
		2292	CODE:
		2293	glRotatef (angle, x, y, z);
		2294
		2295	void glBegin (int mode)
		2296
		2297	void glEnd ()
		2298
		2299	void glColor (float r, float g, float b, float a = 1.0)
		2300	PROTOTYPE: @
		2301	ALIAS:
		2302	glColor_premultiply = 1
		2303	CODE:
		2304	if (ix)
		2305	{
		2306	r *= a;
		2307	g *= a;
		2308	b *= a;
		2309	}
		2310	// microsoft visual "c" rounds instead of truncating...
		2311	glColor4f (r, g, b, a);
		2312
		2313	void glInterleavedArrays (int format, int stride, char *data)
		2314
		2315	void glDrawElements (int mode, int count, int type, char *indices)
		2316
		2317	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2318
		2319	void glRasterPos (float x, float y, float z = 0.)
		2320	CODE:
		2321	glRasterPos3f (0, 0, z);
		2322	glBitmap (0, 0, 0, 0, x, y, 0);
		2323
		2324	void glVertex (float x, float y, float z = 0.)
		2325	CODE:
		2326	glVertex3f (x, y, z);
		2327
		2328	void glTexCoord (float s, float t)
		2329	CODE:
		2330	glTexCoord2f (s, t);
		2331
		2332	void glTexEnv (int target, int pname, float param)
		2333	CODE:
		2334	glTexEnvf (target, pname, param);
		2335
		2336	void glTexParameter (int target, int pname, float param)
		2337	CODE:
		2338	glTexParameterf (target, pname, param);
		2339
		2340	void glBindTexture (int target, int name)
		2341
		2342	void glConvolutionParameter (int target, int pname, float params)
		2343	CODE:
		2344	if (gl.ConvolutionParameterf)
		2345	gl.ConvolutionParameterf (target, pname, params);
		2346
		2347	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2348	CODE:
		2349	if (gl.ConvolutionFilter2D)
		2350	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2351
		2352	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2353	CODE:
		2354	if (gl.SeparableFilter2D)
		2355	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2356
		2357	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2358
		2359	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2360
		2361	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2362
		2363	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2364
		2365	int glGenTexture ()
		2366	CODE:
		2367	{
		2368	GLuint name;
		2369	glGenTextures (1, &name);
		2370	RETVAL = name;
		2371	}
		2372	OUTPUT:
		2373	RETVAL
		2374
		2375	void glDeleteTexture (int name)
		2376	CODE:
		2377	{
		2378	GLuint name_ = name;
		2379	glDeleteTextures (1, &name_);
		2380	}
		2381
		2382	int glGenList ()
		2383	CODE:
		2384	RETVAL = glGenLists (1);
		2385	OUTPUT:
		2386	RETVAL
		2387
		2388	void glDeleteList (int list)
		2389	CODE:
		2390	glDeleteLists (list, 1);
		2391
		2392	void glNewList (int list, int mode = GL_COMPILE)
		2393
		2394	void glEndList ()
		2395
		2396	void glCallList (int list)
		2397

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