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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.9 by root, Sun Apr 9 01:35:40 2006 UTC vs.
Revision 1.222 by root, Sat Aug 11 06:34:26 2007 UTC

		1	#ifdef _WIN32
		2	# define WIN32_LEAN_AND_MEAN
		3	# define NTDDI_VERSION NTDDI_WIN2K // needed to get win2000 api calls
		4	# include <malloc.h>
		5	# include <windows.h>
		6	# include <wininet.h>
		7	# pragma warning(disable:4244)
		8	# pragma warning(disable:4761)
		9	#endif
		10
		11	//#define DEBUG 1
		12	#if DEBUG
		13	# include <valgrind/memcheck.h>
		14	#endif
		15
1	#include "EXTERN.h"	16	#include "EXTERN.h"
2	#include "perl.h"	17	#include "perl.h"
3	#include "XSUB.h"	18	#include "XSUB.h"
4		19
		20	#ifdef _WIN32
		21	# undef pipe
		22	// microsoft vs. C
		23	# define sqrtf(x) sqrt(x)
		24	# define roundf(x) (int)(x)
		25	# define atan2f(x,y) atan2(x,y)
		26	# define M_PI 3.14159265f
		27	#endif
		28
		29	#include <assert.h>
		30	#include <math.h>
5	#include <string.h>	31	#include <string.h>
		32	#include <stdio.h>
		33	#include <stdlib.h>
		34
		35	#define USE_RWOPS 1 // for SDL_mixer:LoadMUS_RW
6		36
7	#include <SDL.h>	37	#include <SDL.h>
		38	#include <SDL_thread.h>
		39	#include <SDL_endian.h>
		40	#include <SDL_image.h>
		41	#include <SDL_mixer.h>
8	#include <SDL_opengl.h>	42	#include <SDL_opengl.h>
9		43
		44	#define PANGO_ENABLE_BACKEND
		45	#define G_DISABLE_CAST_CHECKS
		46
		47	#include <glib/gmacros.h>
		48
10	#include <pango/pango.h>	49	#include <pango/pango.h>
11	#include <pango/pangoft2.h>
12		50
		51	#ifndef _WIN32
		52	# include <sys/types.h>
		53	# include <sys/socket.h>
		54	# include <netinet/in.h>
		55	# include <netinet/tcp.h>
		56	# include <inttypes.h>
		57	#endif
		58
		59	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
		60
		61	#define FOW_DARKNESS 32
		62
		63	#define MAP_EXTEND_X 32
		64	#define MAP_EXTEND_Y 512
		65
		66	#define MIN_FONT_HEIGHT 10
		67
		68	#if 0
		69	# define PARACHUTE SDL_INIT_NOPARACHUTE
		70	#else
		71	# define PARACHUTE 0
		72	#endif
		73
		74	static AV *texture_av;
		75
		76	static struct
		77	{
		78	#define GL_FUNC(ptr,name) ptr name;
		79	#include "glfunc.h"
		80	#undef GL_FUNC
		81	} gl;
		82
		83	static void
		84	gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		85	{
		86	if (gl.BlendFuncSeparate)
		87	gl.BlendFuncSeparate (sa, da, saa, daa);
		88	else if (gl.BlendFuncSeparateEXT)
		89	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		90	else
		91	glBlendFunc (sa, da);
		92	}
		93
		94	static GLuint
		95	gen_texture ()
		96	{
		97	GLuint name;
		98
		99	if (AvFILL (texture_av) >= 0)
		100	name = (GLuint)(size_t)av_pop (texture_av);
		101	else
		102	glGenTextures (1, &name);
		103
		104	return name;
		105	}
		106
		107	static void
		108	del_texture (GLuint name)
		109	{
		110	/* make a half-assed attempt at returning the memory used by the texture */
		111	/* textures are frequently being reused by cfplus anyway */
		112	/*glBindTexture (GL_TEXTURE_2D, name);*/
		113	/*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
		114	av_push (texture_av, (SV *)(size_t)name);
		115	glDeleteTextures (1, &name);
		116	}
		117
		118	#include "texcache.c"
		119
		120	#include "pango-font.c"
		121	#include "pango-fontmap.c"
		122	#include "pango-render.c"
		123
		124	typedef IV CFPlus__Channel;
		125	typedef SDL_RWops *CFPlus__RW;
		126	typedef Mix_Chunk *CFPlus__MixChunk;
		127	typedef Mix_Music *CFPlus__MixMusic;
		128
		129	typedef PangoFontDescription *CFPlus__Font;
		130
		131	static int
		132	shape_attr_p (PangoLayoutRun *run)
		133	{
		134	GSList *attrs = run->item->analysis.extra_attrs;
		135
		136	while (attrs)
		137	{
		138	PangoAttribute *attr = attrs->data;
		139
		140	if (attr->klass->type == PANGO_ATTR_SHAPE)
		141	return 1;
		142
		143	attrs = attrs->next;
		144	}
		145
		146	return 0;
		147	}
		148
		149	typedef struct cf_layout {
		150	PangoLayout *pl;
		151	float r, g, b, a; // default color for rgba mode
		152	int base_height;
		153	CFPlus__Font font;
		154	} *CFPlus__Layout;
		155
		156	static CFPlus__Font default_font;
13	static PangoContext *context;	157	static PangoContext *opengl_context;
14	static PangoFontMap *fontmap;	158	static PangoFontMap *opengl_fontmap;
15		159
16	MODULE = Crossfire::Client PACKAGE = Crossfire::Client	160	static void
		161	substitute_func (FcPattern *pattern, gpointer data)
		162	{
		163	FcPatternAddBool (pattern, FC_HINTING, 1);
		164	#ifdef FC_HINT_STYLE
		165	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		166	#endif
		167	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
		168	}
		169
		170	static void
		171	layout_update_font (CFPlus__Layout self)
		172	{
		173	/* use a random scale factor to account for unknown descenders, 0.8 works
		174	* reasonably well with bitstream vera
		175	*/
		176	PangoFontDescription *font = self->font ? self->font : default_font;
		177
		178	pango_font_description_set_absolute_size (font,
		179	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		180
		181	pango_layout_set_font_description (self->pl, font);
		182	}
		183
		184	static void
		185	layout_get_pixel_size (CFPlus__Layout self, int *w, int *h)
		186	{
		187	PangoRectangle rect;
		188
		189	// get_pixel_* wrongly rounds down
		190	pango_layout_get_extents (self->pl, 0, &rect);
		191
		192	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
		193	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
		194
		195	if (!rect.width) rect.width = 1;
		196	if (!rect.height) rect.height = 1;
		197
		198	*w = rect.width;
		199	*h = rect.height;
		200	}
		201
		202	typedef uint16_t tileid;
		203	typedef uint16_t faceid;
		204
		205	typedef struct {
		206	int name;
		207	int w, h;
		208	float s, t;
		209	uint8_t r, g, b, a;
		210	tileid smoothtile;
		211	uint8_t smoothlevel;
		212	} maptex;
		213
		214	typedef struct {
		215	uint32_t player;
		216	tileid tile[3];
		217	uint16_t darkness;
		218	uint8_t stat_width, stat_hp, flags, smoothmax;
		219	} mapcell;
		220
		221	typedef struct {
		222	int32_t c0, c1;
		223	mapcell *col;
		224	} maprow;
		225
		226	typedef struct map {
		227	int x, y, w, h;
		228	int ox, oy; /* offset to virtual global coordinate system */
		229	int faces; tileid *face2tile; // [faceid]
		230	int texs; maptex *tex; // [tileid]
		231
		232	int32_t rows;
		233	maprow *row;
		234	} *CFPlus__Map;
		235
		236	static char *
		237	prepend (char *ptr, int sze, int inc)
		238	{
		239	char *p;
		240
		241	New (0, p, sze + inc, char);
		242	Zero (p, inc, char);
		243	Move (ptr, p + inc, sze, char);
		244	Safefree (ptr);
		245
		246	return p;
		247	}
		248
		249	static char *
		250	append (char *ptr, int sze, int inc)
		251	{
		252	Renew (ptr, sze + inc, char);
		253	Zero (ptr + sze, inc, char);
		254
		255	return ptr;
		256	}
		257
		258	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		259	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		260
		261	static void
		262	need_facenum (struct map *self, faceid face)
		263	{
		264	while (self->faces <= face)
		265	{
		266	Append (tileid, self->face2tile, self->faces, self->faces);
		267	self->faces *= 2;
		268	}
		269	}
		270
		271	static void
		272	need_texid (struct map *self, int texid)
		273	{
		274	while (self->texs <= texid)
		275	{
		276	Append (maptex, self->tex, self->texs, self->texs);
		277	self->texs *= 2;
		278	}
		279	}
		280
		281	static maprow *
		282	map_get_row (CFPlus__Map self, int y)
		283	{
		284	if (0 > y)
		285	{
		286	int extend = - y + MAP_EXTEND_Y;
		287	Prepend (maprow, self->row, self->rows, extend);
		288
		289	self->rows += extend;
		290	self->y += extend;
		291	y += extend;
		292	}
		293	else if (y >= self->rows)
		294	{
		295	int extend = y - self->rows + MAP_EXTEND_Y;
		296	Append (maprow, self->row, self->rows, extend);
		297	self->rows += extend;
		298	}
		299
		300	return self->row + y;
		301	}
		302
		303	static mapcell *
		304	row_get_cell (maprow *row, int x)
		305	{
		306	if (!row->col)
		307	{
		308	Newz (0, row->col, MAP_EXTEND_X, mapcell);
		309	row->c0 = x - MAP_EXTEND_X / 4;
		310	row->c1 = row->c0 + MAP_EXTEND_X;
		311	}
		312
		313	if (row->c0 > x)
		314	{
		315	int extend = row->c0 - x + MAP_EXTEND_X;
		316	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
		317	row->c0 -= extend;
		318	}
		319	else if (x >= row->c1)
		320	{
		321	int extend = x - row->c1 + MAP_EXTEND_X;
		322	Append (mapcell, row->col, row->c1 - row->c0, extend);
		323	row->c1 += extend;
		324	}
		325
		326	return row->col + (x - row->c0);
		327	}
		328
		329	static mapcell *
		330	map_get_cell (CFPlus__Map self, int x, int y)
		331	{
		332	return row_get_cell (map_get_row (self, y), x);
		333	}
		334
		335	static void
		336	map_clear (CFPlus__Map self)
		337	{
		338	int r;
		339
		340	for (r = 0; r < self->rows; r++)
		341	Safefree (self->row[r].col);
		342
		343	Safefree (self->row);
		344
		345	self->x = 0;
		346	self->y = 0;
		347	self->ox = 0;
		348	self->oy = 0;
		349	self->row = 0;
		350	self->rows = 0;
		351	}
		352
		353	static void
		354	map_blank (CFPlus__Map self, int x0, int y0, int w, int h)
		355	{
		356	int x, y;
		357	maprow *row;
		358	mapcell *cell;
		359
		360	for (y = y0; y < y0 + h; y++)
		361	if (y >= 0)
		362	{
		363	if (y >= self->rows)
		364	break;
		365
		366	row = self->row + y;
		367
		368	for (x = x0; x < x0 + w; x++)
		369	if (x >= row->c0)
		370	{
		371	if (x >= row->c1)
		372	break;
		373
		374	cell = row->col + x - row->c0;
		375
		376	cell->darkness = 0;
		377	cell->stat_hp = 0;
		378	cell->flags = 0;
		379	cell->player = 0;
		380	}
		381	}
		382	}
		383
		384	typedef struct {
		385	tileid tile;
		386	uint8_t x, y, level;
		387	} smooth_key;
		388
		389	static void
		390	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		391	{
		392	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		393
		394	if (SvIOK (*sv))
		395	SvIV_set (*sv, SvIVX (*sv) | bits);
		396	else
		397	sv_setiv (*sv, bits);
		398	}
		399
		400	static void
		401	music_finished (void)
		402	{
		403	SDL_UserEvent ev;
		404
		405	ev.type = SDL_USEREVENT;
		406	ev.code = 0;
		407	ev.data1 = 0;
		408	ev.data2 = 0;
		409
		410	SDL_PushEvent ((SDL_Event *)&ev);
		411	}
		412
		413	static void
		414	channel_finished (int channel)
		415	{
		416	SDL_UserEvent ev;
		417
		418	ev.type = SDL_USEREVENT;
		419	ev.code = 1;
		420	ev.data1 = (void *)(long)channel;
		421	ev.data2 = 0;
		422
		423	SDL_PushEvent ((SDL_Event *)&ev);
		424	}
		425
		426	static unsigned int
		427	minpot (unsigned int n)
		428	{
		429	if (!n)
		430	return 0;
		431
		432	--n;
		433
		434	n |= n >> 1;
		435	n |= n >> 2;
		436	n |= n >> 4;
		437	n |= n >> 8;
		438	n |= n >> 16;
		439
		440	return n + 1;
		441	}
		442
		443	/* SDL should provide this, really. */
		444	#define SDLK_MODIFIER_MIN 300
		445	#define SDLK_MODIFIER_MAX 314
		446
		447	/******************************************************************************/
		448
		449	static GV *draw_x_gv, *draw_y_gv, *draw_w_gv, *draw_h_gv;
		450	static GV *hover_gv;
		451
		452	static int
		453	within_widget (SV *widget, NV x, NV y)
		454	{
		455	HV *self;
		456	SV **svp;
		457	NV wx, ww, wy, wh;
		458
		459	if (!SvROK (widget))
		460	return 0;
		461
		462	self = (HV *)SvRV (widget);
		463
		464	if (SvTYPE (self) != SVt_PVHV)
		465	return 0;
		466
		467	svp = hv_fetch (self, "y", 1, 0); wy = svp ? SvNV (*svp) : 0.;
		468	if (y < wy)
		469	return 0;
		470
		471	svp = hv_fetch (self, "h", 1, 0); wh = svp ? SvNV (*svp) : 0.;
		472	if (y >= wy + wh)
		473	return 0;
		474
		475	svp = hv_fetch (self, "x", 1, 0); wx = svp ? SvNV (*svp) : 0.;
		476	if (x < wx)
		477	return 0;
		478
		479	svp = hv_fetch (self, "w", 1, 0); ww = svp ? SvNV (*svp) : 0.;
		480	if (x >= wx + ww)
		481	return 0;
		482
		483	svp = hv_fetch (self, "can_events", sizeof ("can_events") - 1, 0);
		484	if (!svp || !SvTRUE (*svp))
		485	return 0;
		486
		487	return 1;
		488	}
		489
		490	MODULE = CFPlus PACKAGE = CFPlus
		491
		492	PROTOTYPES: ENABLE
17		493
18	BOOT:	494	BOOT:
19	{	495	{
20	fontmap = pango_ft2_font_map_new ();	496	HV *stash = gv_stashpv ("CFPlus", 1);
		497	static const struct {
		498	const char *name;
		499	IV iv;
		500	} *civ, const_iv[] = {
		501	# define const_iv(name) { # name, (IV)name }
		502	const_iv (SDLK_MODIFIER_MIN),
		503	const_iv (SDLK_MODIFIER_MAX),
		504
		505	const_iv (SDL_ACTIVEEVENT),
		506	const_iv (SDL_KEYDOWN),
		507	const_iv (SDL_KEYUP),
		508	const_iv (SDL_MOUSEMOTION),
		509	const_iv (SDL_MOUSEBUTTONDOWN),
		510	const_iv (SDL_MOUSEBUTTONUP),
		511	const_iv (SDL_JOYAXISMOTION),
		512	const_iv (SDL_JOYBALLMOTION),
		513	const_iv (SDL_JOYHATMOTION),
		514	const_iv (SDL_JOYBUTTONDOWN),
		515	const_iv (SDL_JOYBUTTONUP),
		516	const_iv (SDL_QUIT),
		517	const_iv (SDL_SYSWMEVENT),
		518	const_iv (SDL_EVENT_RESERVEDA),
		519	const_iv (SDL_EVENT_RESERVEDB),
		520	const_iv (SDL_VIDEORESIZE),
		521	const_iv (SDL_VIDEOEXPOSE),
		522	const_iv (SDL_USEREVENT),
		523
		524	const_iv (SDL_APPINPUTFOCUS),
		525	const_iv (SDL_APPMOUSEFOCUS),
		526	const_iv (SDL_APPACTIVE),
		527
		528	const_iv (SDLK_KP0),
		529	const_iv (SDLK_KP1),
		530	const_iv (SDLK_KP2),
		531	const_iv (SDLK_KP3),
		532	const_iv (SDLK_KP4),
		533	const_iv (SDLK_KP5),
		534	const_iv (SDLK_KP6),
		535	const_iv (SDLK_KP7),
		536	const_iv (SDLK_KP8),
		537	const_iv (SDLK_KP9),
		538	const_iv (SDLK_KP_PERIOD),
		539	const_iv (SDLK_KP_DIVIDE),
		540	const_iv (SDLK_KP_MULTIPLY),
		541	const_iv (SDLK_KP_MINUS),
		542	const_iv (SDLK_KP_PLUS),
		543	const_iv (SDLK_KP_ENTER),
		544	const_iv (SDLK_KP_EQUALS),
		545	const_iv (SDLK_UP),
		546	const_iv (SDLK_DOWN),
		547	const_iv (SDLK_RIGHT),
		548	const_iv (SDLK_LEFT),
		549	const_iv (SDLK_INSERT),
		550	const_iv (SDLK_HOME),
		551	const_iv (SDLK_END),
		552	const_iv (SDLK_PAGEUP),
		553	const_iv (SDLK_PAGEDOWN),
		554	const_iv (SDLK_F1),
		555	const_iv (SDLK_F2),
		556	const_iv (SDLK_F3),
		557	const_iv (SDLK_F4),
		558	const_iv (SDLK_F5),
		559	const_iv (SDLK_F6),
		560	const_iv (SDLK_F7),
		561	const_iv (SDLK_F8),
		562	const_iv (SDLK_F9),
		563	const_iv (SDLK_F10),
		564	const_iv (SDLK_F11),
		565	const_iv (SDLK_F12),
		566	const_iv (SDLK_F13),
		567	const_iv (SDLK_F14),
		568	const_iv (SDLK_F15),
		569	const_iv (SDLK_NUMLOCK),
		570	const_iv (SDLK_CAPSLOCK),
		571	const_iv (SDLK_SCROLLOCK),
		572	const_iv (SDLK_RSHIFT),
		573	const_iv (SDLK_LSHIFT),
		574	const_iv (SDLK_RCTRL),
		575	const_iv (SDLK_LCTRL),
		576	const_iv (SDLK_RALT),
		577	const_iv (SDLK_LALT),
		578	const_iv (SDLK_RMETA),
		579	const_iv (SDLK_LMETA),
		580	const_iv (SDLK_LSUPER),
		581	const_iv (SDLK_RSUPER),
		582	const_iv (SDLK_MODE),
		583	const_iv (SDLK_COMPOSE),
		584	const_iv (SDLK_HELP),
		585	const_iv (SDLK_PRINT),
		586	const_iv (SDLK_SYSREQ),
		587	const_iv (SDLK_BREAK),
		588	const_iv (SDLK_MENU),
		589	const_iv (SDLK_POWER),
		590	const_iv (SDLK_EURO),
		591	const_iv (SDLK_UNDO),
		592
		593	const_iv (KMOD_NONE),
		594	const_iv (KMOD_SHIFT),
		595	const_iv (KMOD_LSHIFT),
		596	const_iv (KMOD_RSHIFT),
		597	const_iv (KMOD_CTRL),
		598	const_iv (KMOD_LCTRL),
		599	const_iv (KMOD_RCTRL),
		600	const_iv (KMOD_ALT),
		601	const_iv (KMOD_LALT),
		602	const_iv (KMOD_RALT),
		603	const_iv (KMOD_META),
		604	const_iv (KMOD_LMETA),
		605	const_iv (KMOD_RMETA),
		606	const_iv (KMOD_NUM),
		607	const_iv (KMOD_CAPS),
		608	const_iv (KMOD_MODE),
		609	# undef const_iv
		610	};
		611
		612	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		613	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		614
		615	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		616	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		617	}
		618
		619	void
		620	weaken (SV *rv)
		621	PROTOTYPE: $
		622	CODE:
		623	sv_rvweaken (rv);
		624
		625	int
		626	in_destruct ()
		627	CODE:
		628	RETVAL = PL_main_cv == Nullcv;
		629	OUTPUT:
		630	RETVAL
		631
		632	NV floor (NV x)
		633
		634	NV ceil (NV x)
		635
		636	void
		637	pango_init ()
		638	CODE:
		639	{
		640	opengl_fontmap = pango_opengl_font_map_new ();
		641	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
21	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	642	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
22	}	643	}
		644
		645	char *
		646	SDL_GetError ()
		647
		648	int
		649	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
		650
		651	void
		652	SDL_Quit ()
		653
		654	void
		655	SDL_ListModes (int rgb, int alpha)
		656	PPCODE:
		657	{
		658	SDL_Rect **m;
		659
		660	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		661	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		662	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		663	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		664
		665	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		666	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
		667
		668	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
		669	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		670	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
		671	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		672
		673	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		674	#if SDL_VERSION_ATLEAST(1,2,10)
		675	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);
		676	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		677	#endif
		678
		679	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		680
		681	if (m && m != (SDL_Rect **)-1)
		682	while (*m)
		683	{
		684	if ((*m)->w >= 640 && (*m)->h >= 480)
		685	{
		686	AV *av = newAV ();
		687	av_push (av, newSViv ((*m)->w));
		688	av_push (av, newSViv ((*m)->h));
		689	av_push (av, newSViv (rgb));
		690	av_push (av, newSViv (alpha));
		691	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		692	}
		693
		694	++m;
		695	}
		696	}
		697
		698	int
		699	SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
		700	CODE:
		701	{
		702	SDL_EnableUNICODE (1);
		703	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		704
		705	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		706	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		707	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		708	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		709
		710	RETVAL = !!SDL_SetVideoMode (
		711	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		712	);
		713
		714	if (RETVAL)
		715	{
		716	av_clear (texture_av);
		717
		718	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
		719	#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		720	#include "glfunc.h"
		721	#undef GL_FUNC
		722	}
		723	}
		724	OUTPUT:
		725	RETVAL
		726
		727	void
		728	SDL_GL_SwapBuffers ()
		729
		730	char *
		731	SDL_GetKeyName (int sym)
		732
		733	int
		734	SDL_GetAppState ()
		735
		736	void
		737	poll_events ()
		738	PPCODE:
		739	{
		740	SDL_Event ev;
		741
		742	SDL_PumpEvents ();
		743	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
		744	{
		745	HV *hv = newHV ();
		746	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		747
		748	switch (ev.type)
		749	{
		750	case SDL_KEYDOWN:
		751	case SDL_KEYUP:
		752	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		753	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		754	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		755	hv_store (hv, "cmod", 4, newSViv (SDL_GetModState ()), 0); /* current mode */
		756	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		757	break;
		758
		759	case SDL_ACTIVEEVENT:
		760	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		761	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		762	break;
		763
		764	case SDL_MOUSEMOTION:
		765	{
		766	int state = ev.motion.state;
		767	int x = ev.motion.x;
		768	int y = ev.motion.y;
		769	int xrel = ev.motion.xrel;
		770	int yrel = ev.motion.yrel;
		771
		772	/* do simplistic event compression */
		773	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		774	&& state == ev.motion.state)
		775	{
		776	xrel += ev.motion.xrel;
		777	yrel += ev.motion.yrel;
		778	x = ev.motion.x;
		779	y = ev.motion.y;
		780	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		781	}
		782
		783	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		784	hv_store (hv, "state", 5, newSViv (state), 0);
		785	hv_store (hv, "x", 1, newSViv (x), 0);
		786	hv_store (hv, "y", 1, newSViv (y), 0);
		787	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
		788	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		789	}
		790	break;
		791
		792	case SDL_MOUSEBUTTONDOWN:
		793	case SDL_MOUSEBUTTONUP:
		794	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		795
		796	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		797	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		798	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		799	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		800	break;
		801
		802	case SDL_USEREVENT:
		803	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		804	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		805	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		806	break;
		807	}
		808
		809	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
		810	}
		811	}
		812
		813	int
		814	Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 1024)
		815	POSTCALL:
		816	Mix_HookMusicFinished (music_finished);
		817	Mix_ChannelFinished (channel_finished);
		818
		819	void
		820	Mix_CloseAudio ()
		821
		822	int
		823	Mix_AllocateChannels (int numchans = -1)
		824
		825	const char *
		826	Mix_GetError ()
		827
		828	void
		829	lowdelay (int fd, int val = 1)
		830	CODE:
		831	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		832
		833	void
		834	win32_proxy_info ()
		835	PPCODE:
		836	{
		837	#ifdef _WIN32
		838	char buffer[2048];
		839	DWORD buflen;
		840
		841	EXTEND (SP, 3);
		842
		843	buflen = sizeof (buffer);
		844	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		845	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		846	{
		847	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		848
		849	buflen = sizeof (buffer);
		850	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		851	{
		852	PUSHs (newSVpv (buffer, 0));
		853
		854	buflen = sizeof (buffer);
		855	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		856	PUSHs (newSVpv (buffer, 0));
		857	}
		858	}
		859	#endif
		860	}
		861
		862	void
		863	add_font (char *file)
		864	CODE:
		865	FcConfigAppFontAddFile (0, (const FcChar8 *)file);
		866
		867	void
		868	load_image_inline (SV *image_)
		869	ALIAS:
		870	load_image_file = 1
		871	PPCODE:
		872	{
		873	STRLEN image_len;
		874	char *image = (char *)SvPVbyte (image_, image_len);
		875	SDL_Surface *surface, *surface2;
		876	SDL_PixelFormat fmt;
		877	SDL_RWops *rw = ix
		878	? SDL_RWFromFile (image, "rb")
		879	: SDL_RWFromConstMem (image, image_len);
		880
		881	if (!rw)
		882	croak ("load_image: %s", SDL_GetError ());
		883
		884	surface = IMG_Load_RW (rw, 1);
		885	if (!surface)
		886	croak ("load_image: %s", SDL_GetError ());
		887
		888	fmt.palette = NULL;
		889	fmt.BitsPerPixel = 32;
		890	fmt.BytesPerPixel = 4;
		891	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
		892	fmt.Rmask = 0x000000ff;
		893	fmt.Gmask = 0x0000ff00;
		894	fmt.Bmask = 0x00ff0000;
		895	fmt.Amask = 0xff000000;
		896	#else
		897	fmt.Rmask = 0xff000000;
		898	fmt.Gmask = 0x00ff0000;
		899	fmt.Bmask = 0x0000ff00;
		900	fmt.Amask = 0x000000ff;
		901	#endif
		902	fmt.Rloss = 0;
		903	fmt.Gloss = 0;
		904	fmt.Bloss = 0;
		905	fmt.Aloss = 0;
		906	fmt.Rshift = 0;
		907	fmt.Gshift = 8;
		908	fmt.Bshift = 16;
		909	fmt.Ashift = 24;
		910	fmt.colorkey = 0;
		911	fmt.alpha = 0;
		912
		913	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
		914
		915	assert (surface2->pitch == surface2->w * 4);
		916
		917	SDL_LockSurface (surface2);
		918	EXTEND (SP, 6);
		919	PUSHs (sv_2mortal (newSViv (surface2->w)));
		920	PUSHs (sv_2mortal (newSViv (surface2->h)));
		921	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
		922	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
		923	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
		924	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		925	SDL_UnlockSurface (surface2);
		926
		927	SDL_FreeSurface (surface);
		928	SDL_FreeSurface (surface2);
		929	}
		930
		931	void
		932	average (int x, int y, uint32_t *data)
		933	PPCODE:
		934	{
		935	uint32_t r = 0, g = 0, b = 0, a = 0;
		936
		937	x = y = x * y;
		938
		939	while (x--)
		940	{
		941	uint32_t p = *data++;
		942
		943	r += (p ) & 255;
		944	g += (p >> 8) & 255;
		945	b += (p >> 16) & 255;
		946	a += (p >> 24) & 255;
		947	}
		948
		949	EXTEND (SP, 4);
		950	PUSHs (sv_2mortal (newSViv (r / y)));
		951	PUSHs (sv_2mortal (newSViv (g / y)));
		952	PUSHs (sv_2mortal (newSViv (b / y)));
		953	PUSHs (sv_2mortal (newSViv (a / y)));
		954	}
		955
		956	void
		957	error (char *message)
		958	CODE:
		959	fprintf (stderr, "ERROR: %s\n", message);
		960	#ifdef _WIN32
		961	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		962	#endif
		963
		964	void
		965	fatal (char *message)
		966	CODE:
		967	fprintf (stderr, "FATAL: %s\n", message);
		968	#ifdef _WIN32
		969	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
		970	#endif
		971	_exit (1);
		972
		973	void
		974	_exit (int retval = 0)
		975	CODE:
		976	#ifdef WIN32
		977	ExitThread (retval); // unclean, please beam me up
		978	#else
		979	_exit (retval);
		980	#endif
		981
		982	void
		983	debug ()
		984	CODE:
		985	{
		986	#if DEBUG
		987	VALGRIND_DO_LEAK_CHECK;
		988	#endif
		989	}
		990
		991	MODULE = CFPlus PACKAGE = CFPlus::Font
		992
		993	PROTOTYPES: DISABLE
		994
		995	CFPlus::Font
		996	new_from_file (SV *class, char *path, int id = 0)
		997	CODE:
		998	{
		999	int count;
		1000	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		1001	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		1002	FcPatternDestroy (pattern);
		1003	}
		1004	OUTPUT:
		1005	RETVAL
		1006
		1007	void
		1008	DESTROY (CFPlus::Font self)
		1009	CODE:
		1010	pango_font_description_free (self);
		1011
		1012	void
		1013	make_default (CFPlus::Font self)
		1014	PROTOTYPE: $
		1015	CODE:
		1016	default_font = self;
		1017
		1018	MODULE = CFPlus PACKAGE = CFPlus::Layout
		1019
		1020	PROTOTYPES: DISABLE
		1021
		1022	void
		1023	reset_glyph_cache ()
		1024	PROTOTYPE:
		1025	CODE:
		1026	tc_clear ();
		1027
		1028	CFPlus::Layout
		1029	new (SV *class)
		1030	CODE:
		1031	New (0, RETVAL, 1, struct cf_layout);
		1032
		1033	RETVAL->pl = pango_layout_new (opengl_context);
		1034	RETVAL->r = 1.;
		1035	RETVAL->g = 1.;
		1036	RETVAL->b = 1.;
		1037	RETVAL->a = 1.;
		1038	RETVAL->base_height = MIN_FONT_HEIGHT;
		1039	RETVAL->font = 0;
		1040
		1041	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		1042	layout_update_font (RETVAL);
		1043	OUTPUT:
		1044	RETVAL
		1045
		1046	void
		1047	DESTROY (CFPlus::Layout self)
		1048	CODE:
		1049	g_object_unref (self->pl);
		1050	Safefree (self);
		1051
		1052	void
		1053	set_text (CFPlus::Layout self, SV *text_)
		1054	CODE:
		1055	{
		1056	STRLEN textlen;
		1057	char *text = SvPVutf8 (text_, textlen);
		1058
		1059	pango_layout_set_text (self->pl, text, textlen);
		1060	}
		1061
		1062	void
		1063	set_markup (CFPlus::Layout self, SV *text_)
		1064	CODE:
		1065	{
		1066	STRLEN textlen;
		1067	char *text = SvPVutf8 (text_, textlen);
		1068
		1069	pango_layout_set_markup (self->pl, text, textlen);
		1070	}
		1071
		1072	void
		1073	set_shapes (CFPlus::Layout self, ...)
		1074	CODE:
		1075	{
		1076	PangoAttrList *attrs = 0;
		1077	const char *text = pango_layout_get_text (self->pl);
		1078	const char *pos = text;
		1079	int arg = 4;
		1080
		1081	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		1082	{
		1083	PangoRectangle inkrect, rect;
		1084	PangoAttribute *attr;
		1085
		1086	int x = SvIV (ST (arg - 3));
		1087	int y = SvIV (ST (arg - 2));
		1088	int w = SvIV (ST (arg - 1));
		1089	int h = SvIV (ST (arg ));
		1090
		1091	inkrect.x = 0;
		1092	inkrect.y = 0;
		1093	inkrect.width = 0;
		1094	inkrect.height = 0;
		1095
		1096	rect.x = x * PANGO_SCALE;
		1097	rect.y = y * PANGO_SCALE;
		1098	rect.width = w * PANGO_SCALE;
		1099	rect.height = h * PANGO_SCALE;
		1100
		1101	if (!attrs)
		1102	attrs = pango_layout_get_attributes (self->pl);
		1103
		1104	attr = pango_attr_shape_new (&inkrect, &rect);
		1105	attr->start_index = pos - text;
		1106	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1107	pango_attr_list_insert (attrs, attr);
		1108
		1109	arg += 4;
		1110	pos += sizeof (OBJ_STR) - 1;
		1111	}
		1112
		1113	if (attrs)
		1114	pango_layout_set_attributes (self->pl, attrs);
		1115	}
		1116
		1117	void
		1118	get_shapes (CFPlus::Layout self)
		1119	PPCODE:
		1120	{
		1121	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1122
		1123	do
		1124	{
		1125	PangoLayoutRun *run = pango_layout_iter_get_run (iter);
		1126
		1127	if (run && shape_attr_p (run))
		1128	{
		1129	PangoRectangle extents;
		1130	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1131
		1132	EXTEND (SP, 2);
		1133	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1134	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1135	}
		1136	}
		1137	while (pango_layout_iter_next_run (iter));
		1138
		1139	pango_layout_iter_free (iter);
		1140	}
		1141
		1142	int
		1143	has_wrapped (CFPlus::Layout self)
		1144	CODE:
		1145	{
		1146	int lines = 1;
		1147	const char *text = pango_layout_get_text (self->pl);
		1148
		1149	while (*text)
		1150	lines += *text++ == '\n';
		1151
		1152	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1153	}
		1154	OUTPUT:
		1155	RETVAL
		1156
		1157	SV *
		1158	get_text (CFPlus::Layout self)
		1159	CODE:
		1160	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1161	sv_utf8_decode (RETVAL);
		1162	OUTPUT:
		1163	RETVAL
		1164
		1165	void
		1166	set_foreground (CFPlus::Layout self, float r, float g, float b, float a = 1.)
		1167	CODE:
		1168	self->r = r;
		1169	self->g = g;
		1170	self->b = b;
		1171	self->a = a;
		1172
		1173	void
		1174	set_font (CFPlus::Layout self, CFPlus::Font font = 0)
		1175	CODE:
		1176	if (self->font != font)
		1177	{
		1178	self->font = font;
		1179	layout_update_font (self);
		1180	}
		1181
		1182	void
		1183	set_height (CFPlus::Layout self, int base_height)
		1184	CODE:
		1185	if (self->base_height != base_height)
		1186	{
		1187	self->base_height = base_height;
		1188	layout_update_font (self);
		1189	}
		1190
		1191	void
		1192	set_width (CFPlus::Layout self, int max_width = -1)
		1193	CODE:
		1194	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
		1195
		1196	void
		1197	set_indent (CFPlus::Layout self, int indent)
		1198	CODE:
		1199	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1200
		1201	void
		1202	set_spacing (CFPlus::Layout self, int spacing)
		1203	CODE:
		1204	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1205
		1206	void
		1207	set_ellipsise (CFPlus::Layout self, int ellipsise)
		1208	CODE:
		1209	pango_layout_set_ellipsize (self->pl,
		1210	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1211	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1212	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1213	: PANGO_ELLIPSIZE_NONE
		1214	);
		1215
		1216	void
		1217	set_single_paragraph_mode (CFPlus::Layout self, int spm)
		1218	CODE:
		1219	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1220
		1221	void
		1222	size (CFPlus::Layout self)
		1223	PPCODE:
		1224	{
		1225	int w, h;
		1226
		1227	layout_get_pixel_size (self, &w, &h);
		1228
		1229	EXTEND (SP, 2);
		1230	PUSHs (sv_2mortal (newSViv (w)));
		1231	PUSHs (sv_2mortal (newSViv (h)));
		1232	}
		1233
		1234	int
		1235	descent (CFPlus::Layout self)
		1236	CODE:
		1237	{
		1238	PangoRectangle rect;
		1239	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
		1240	pango_layout_line_get_pixel_extents (line, 0, &rect);
		1241	RETVAL = PANGO_DESCENT (rect);
		1242	}
		1243	OUTPUT:
		1244	RETVAL
		1245
		1246	int
		1247	xy_to_index (CFPlus::Layout self, int x, int y)
		1248	CODE:
		1249	{
		1250	int index, trailing;
		1251	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1252	RETVAL = index + trailing;
		1253	}
		1254	OUTPUT:
		1255	RETVAL
		1256
		1257	void
		1258	cursor_pos (CFPlus::Layout self, int index)
		1259	PPCODE:
		1260	{
		1261	PangoRectangle strong_pos;
		1262	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
		1263
		1264	EXTEND (SP, 3);
		1265	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
		1266	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
		1267	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
		1268	}
		1269
		1270	void
		1271	index_to_line_x (CFPlus::Layout self, int index, int trailing = 0)
		1272	PPCODE:
		1273	{
		1274	int line, x;
		1275
		1276	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
		1277	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
		1278
		1279	EXTEND (SP, 2);
		1280	PUSHs (sv_2mortal (newSViv (line - 1)));
		1281	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1282	}
		1283
		1284	void
		1285	line_x_to_index (CFPlus::Layout self, int line, int x)
		1286	PPCODE:
		1287	{
		1288	PangoLayoutLine *lp;
		1289	int index, trailing;
		1290
		1291	if (line < 0)
		1292	XSRETURN_EMPTY;
		1293
		1294	if (!(lp = pango_layout_get_line (self->pl, line)))
		1295	XSRETURN_EMPTY; /* do better */
		1296
		1297	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1298
		1299	EXTEND (SP, 2);
		1300	if (GIMME_V == G_SCALAR)
		1301	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1302	else
		1303	{
		1304	PUSHs (sv_2mortal (newSViv (index)));
		1305	PUSHs (sv_2mortal (newSViv (trailing)));
		1306	}
		1307	}
		1308
		1309	void
		1310	render (CFPlus::Layout self, float x, float y, int flags = 0)
		1311	PPCODE:
		1312	pango_opengl_render_layout_subpixel (
		1313	self->pl,
		1314	x * PANGO_SCALE, y * PANGO_SCALE,
		1315	self->r, self->g, self->b, self->a,
		1316	flags
		1317	);
		1318
		1319	MODULE = CFPlus PACKAGE = CFPlus::Texture
		1320
		1321	PROTOTYPES: ENABLE
		1322
		1323	int minpot (int n)
		1324
		1325	void
		1326	pad (SV *data_, int ow, int oh, int nw, int nh)
		1327	CODE:
		1328	{
		1329	if ((nw != ow || nh != oh) && SvOK (data_))
		1330	{
		1331	STRLEN datalen;
		1332	char *data = SvPVbyte (data_, datalen);
		1333	int bpp = datalen / (ow * oh);
		1334	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1335
		1336	SvPOK_only (result_);
		1337	SvCUR_set (result_, nw * nh * bpp);
		1338
		1339	memset (SvPVX (result_), 0, nw * nh * bpp);
		1340	while (oh--)
		1341	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1342
		1343	sv_setsv (data_, result_);
		1344	}
		1345	}
		1346
		1347	void
		1348	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
		1349	PROTOTYPE: $$$;$$
		1350	ALIAS:
		1351	draw_quad_alpha = 1
		1352	draw_quad_alpha_premultiplied = 2
		1353	CODE:
		1354	{
		1355	HV *hv = (HV *)SvRV (self);
		1356	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
		1357	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
		1358	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
		1359
		1360	if (name <= 0)
		1361	XSRETURN_EMPTY;
		1362
		1363	if (items < 5)
		1364	{
		1365	w = SvNV (*hv_fetch (hv, "w", 1, 1));
		1366	h = SvNV (*hv_fetch (hv, "h", 1, 1));
		1367	}
		1368
		1369	if (ix)
		1370	{
		1371	glEnable (GL_BLEND);
		1372
		1373	if (ix == 2)
		1374	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1375	else
		1376	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1377	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1378
		1379	glEnable (GL_ALPHA_TEST);
		1380	glAlphaFunc (GL_GREATER, 0.01f);
		1381	}
		1382
		1383	glBindTexture (GL_TEXTURE_2D, name);
		1384
		1385	glBegin (GL_QUADS);
		1386	glTexCoord2f (0, 0); glVertex2f (x , y );
		1387	glTexCoord2f (0, t); glVertex2f (x , y + h);
		1388	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
		1389	glTexCoord2f (s, 0); glVertex2f (x + w, y );
		1390	glEnd ();
		1391
		1392	if (ix)
		1393	{
		1394	glDisable (GL_ALPHA_TEST);
		1395	glDisable (GL_BLEND);
		1396	}
		1397	}
		1398
		1399	IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
		1400	CODE:
		1401	{
		1402	GLint width;
		1403	glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
		1404	glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
		1405	RETVAL = width > 0;
		1406	}
		1407	OUTPUT:
		1408	RETVAL
		1409
		1410	MODULE = CFPlus PACKAGE = CFPlus::Map
		1411
		1412	PROTOTYPES: DISABLE
		1413
		1414	CFPlus::Map
		1415	new (SV *class)
		1416	CODE:
		1417	New (0, RETVAL, 1, struct map);
		1418	RETVAL->x = 0;
		1419	RETVAL->y = 0;
		1420	RETVAL->w = 0;
		1421	RETVAL->h = 0;
		1422	RETVAL->ox = 0;
		1423	RETVAL->oy = 0;
		1424	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
		1425	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
		1426	RETVAL->rows = 0;
		1427	RETVAL->row = 0;
		1428	OUTPUT:
		1429	RETVAL
		1430
		1431	void
		1432	DESTROY (CFPlus::Map self)
		1433	CODE:
		1434	{
		1435	map_clear (self);
		1436	Safefree (self->face2tile);
		1437	Safefree (self->tex);
		1438	Safefree (self);
		1439	}
		1440
		1441	void
		1442	resize (CFPlus::Map self, int map_width, int map_height)
		1443	CODE:
		1444	self->w = map_width;
		1445	self->h = map_height;
		1446
		1447	void
		1448	clear (CFPlus::Map self)
		1449	CODE:
		1450	map_clear (self);
		1451
		1452	void
		1453	set_tileid (CFPlus::Map self, int face, int tile)
		1454	CODE:
		1455	{
		1456	need_facenum (self, face); self->face2tile [face] = tile;
		1457	need_texid (self, tile);
		1458	}
		1459
		1460	void
		1461	set_smooth (CFPlus::Map self, int face, int smooth, int level)
		1462	CODE:
		1463	{
		1464	tileid texid;
		1465	maptex *tex;
		1466
		1467	if (face < 0 || face >= self->faces)
		1468	return;
		1469
		1470	if (smooth < 0 || smooth >= self->faces)
		1471	return;
		1472
		1473	texid = self->face2tile [face];
		1474
		1475	if (!texid)
		1476	return;
		1477
		1478	tex = self->tex + texid;
		1479	tex->smoothtile = self->face2tile [smooth];
		1480	tex->smoothlevel = level;
		1481	}
		1482
		1483	void
		1484	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)
		1485	CODE:
		1486	{
		1487	need_texid (self, texid);
		1488
		1489	{
		1490	maptex *tex = self->tex + texid;
		1491
		1492	tex->name = name;
		1493	tex->w = w;
		1494	tex->h = h;
		1495	tex->s = s;
		1496	tex->t = t;
		1497	tex->r = r;
		1498	tex->g = g;
		1499	tex->b = b;
		1500	tex->a = a;
		1501	}
		1502
		1503	// somewhat hackish, but for textures that require it, it really
		1504	// improves the look, and most others don't suffer.
		1505	glBindTexture (GL_TEXTURE_2D, name);
		1506	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1507	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1508	// use uglier nearest interpolation because linear suffers
		1509	// from transparent color bleeding and ugly wrapping effects.
		1510	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1511	}
		1512
		1513	int
		1514	ox (CFPlus::Map self)
		1515	ALIAS:
		1516	oy = 1
		1517	x = 2
		1518	y = 3
		1519	w = 4
		1520	h = 5
		1521	CODE:
		1522	switch (ix)
		1523	{
		1524	case 0: RETVAL = self->ox; break;
		1525	case 1: RETVAL = self->oy; break;
		1526	case 2: RETVAL = self->x; break;
		1527	case 3: RETVAL = self->y; break;
		1528	case 4: RETVAL = self->w; break;
		1529	case 5: RETVAL = self->h; break;
		1530	}
		1531	OUTPUT:
		1532	RETVAL
		1533
		1534	void
		1535	scroll (CFPlus::Map self, int dx, int dy)
		1536	CODE:
		1537	{
		1538	if (dx > 0)
		1539	map_blank (self, self->x, self->y, dx, self->h);
		1540	else if (dx < 0)
		1541	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
		1542
		1543	if (dy > 0)
		1544	map_blank (self, self->x, self->y, self->w, dy);
		1545	else if (dy < 0)
		1546	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
		1547
		1548	self->ox += dx; self->x += dx;
		1549	self->oy += dy; self->y += dy;
		1550
		1551	while (self->y < 0)
		1552	{
		1553	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
		1554
		1555	self->rows += MAP_EXTEND_Y;
		1556	self->y += MAP_EXTEND_Y;
		1557	}
		1558	}
		1559
		1560	SV *
		1561	map1a_update (CFPlus::Map self, SV *data_, int extmap)
		1562	CODE:
		1563	{
		1564	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
		1565	uint8_t *data_end = (uint8_t *)SvEND (data_);
		1566	mapcell *cell;
		1567	int x, y, z, flags;
		1568	AV *missing = newAV ();
		1569	RETVAL = newRV_noinc ((SV *)missing);
		1570
		1571	while (data < data_end - 1)
		1572	{
		1573	flags = (data [0] << 8) + data [1]; data += 2;
		1574
		1575	x = self->x + ((flags >> 10) & 63);
		1576	y = self->y + ((flags >> 4) & 63);
		1577
		1578	cell = map_get_cell (self, x, y);
		1579
		1580	if (flags & 15)
		1581	{
		1582	if (!cell->darkness)
		1583	{
		1584	memset (cell, 0, sizeof (*cell));
		1585	cell->darkness = 256;
		1586	}
		1587
		1588	//TODO: don't trust server data to be in-range(!)
		1589
		1590	if (flags & 8)
		1591	{
		1592	if (extmap)
		1593	{
		1594	uint8_t ext, cmd;
		1595
		1596	do
		1597	{
		1598	ext = *data++;
		1599	cmd = ext & 0x3f;
		1600
		1601	if (cmd < 4)
		1602	cell->darkness = 255 - ext * 64 + 1;
		1603	else if (cmd == 5) // health
		1604	{
		1605	cell->stat_width = 1;
		1606	cell->stat_hp = *data++;
		1607	}
		1608	else if (cmd == 6) // monster width
		1609	cell->stat_width = *data++ + 1;
		1610	else if (cmd == 0x47)
		1611	{
		1612	if (*data == 4)
		1613	; // decode player count
		1614
		1615	data += *data + 1;
		1616	}
		1617	else if (cmd == 8) // cell flags
		1618	cell->flags = *data++;
		1619	else if (ext & 0x40) // unknown, multibyte => skip
		1620	data += *data + 1;
		1621	else
		1622	data++;
		1623	}
		1624	while (ext & 0x80);
		1625	}
		1626	else
		1627	cell->darkness = *data++ + 1;
		1628	}
		1629
		1630	for (z = 0; z <= 2; ++z)
		1631	if (flags & (4 >> z))
		1632	{
		1633	faceid face = (data [0] << 8) + data [1]; data += 2;
		1634	need_facenum (self, face);
		1635	cell->tile [z] = self->face2tile [face];
		1636
		1637	if (cell->tile [z])
		1638	{
		1639	maptex *tex = self->tex + cell->tile [z];
		1640	if (!tex->name)
		1641	av_push (missing, newSViv (cell->tile [z]));
		1642
		1643	if (tex->smoothtile)
		1644	{
		1645	maptex *smooth = self->tex + tex->smoothtile;
		1646	if (!smooth->name)
		1647	av_push (missing, newSViv (tex->smoothtile));
		1648	}
		1649	}
		1650	}
		1651	}
		1652	else
		1653	cell->darkness = 0;
		1654	}
		1655	}
		1656	OUTPUT:
		1657	RETVAL
		1658
		1659	SV *
		1660	mapmap (CFPlus::Map self, int x0, int y0, int w, int h)
		1661	CODE:
		1662	{
		1663	int x1, x;
		1664	int y1, y;
		1665	int z;
		1666	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1667	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1668
		1669	SvPOK_only (map_sv);
		1670	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1671
		1672	x0 += self->x; x1 = x0 + w;
		1673	y0 += self->y; y1 = y0 + h;
		1674
		1675	for (y = y0; y < y1; y++)
		1676	{
		1677	maprow *row = 0 <= y && y < self->rows
		1678	? self->row + y
		1679	: 0;
		1680
		1681	for (x = x0; x < x1; x++)
		1682	{
		1683	int r = 32, g = 32, b = 32, a = 192;
		1684
		1685	if (row && row->c0 <= x && x < row->c1)
		1686	{
		1687	mapcell *cell = row->col + (x - row->c0);
		1688
		1689	for (z = 0; z <= 0; z++)
		1690	{
		1691	maptex tex = self->tex [cell->tile [z]];
		1692	int a0 = 255 - tex.a;
		1693	int a1 = tex.a;
		1694
		1695	r = (r * a0 + tex.r * a1) / 255;
		1696	g = (g * a0 + tex.g * a1) / 255;
		1697	b = (b * a0 + tex.b * a1) / 255;
		1698	a = (a * a0 + tex.a * a1) / 255;
		1699	}
		1700	}
		1701
		1702	*map++ = (r )
		1703	| (g << 8)
		1704	| (b << 16)
		1705	| (a << 24);
		1706	}
		1707	}
		1708
		1709	RETVAL = map_sv;
		1710	}
		1711	OUTPUT:
		1712	RETVAL
		1713
		1714	void
		1715	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
		1716	CODE:
		1717	{
		1718	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1719	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1720	static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k)
		1721	smooth_key skey;
		1722	int x, y, z;
		1723	int last_name;
		1724
		1725	// thats current max. sorry.
		1726	if (sw > 255) sw = 255;
		1727	if (sh > 255) sh = 255;
		1728
		1729	// clear key, in case of extra padding
		1730	memset (&skey, 0, sizeof (skey));
		1731
		1732	glColor4ub (255, 255, 255, 255);
		1733
		1734	glEnable (GL_BLEND);
		1735	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1736	glEnable (GL_TEXTURE_2D);
		1737	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1738
		1739	glBegin (GL_QUADS);
		1740
		1741	last_name = -1;
		1742
		1743	mx += self->x;
		1744	my += self->y;
		1745
		1746	// first pass: determine smooth_max
		1747	// rather ugly, if you ask me
		1748	// could also be stored inside mapcell and updated on change
		1749	memset (smooth_max, 0, sizeof (smooth_max));
		1750
		1751	for (y = 0; y < sh; y++)
		1752	if (0 <= y + my && y + my < self->rows)
		1753	{
		1754	maprow *row = self->row + (y + my);
		1755
		1756	for (x = 0; x < sw; x++)
		1757	if (row->c0 <= x + mx && x + mx < row->c1)
		1758	{
		1759	mapcell *cell = row->col + (x + mx - row->c0);
		1760
		1761	smooth_max[x + 1][y + 1] =
		1762	MAX (self->tex [cell->tile [0]].smoothlevel,
		1763	MAX (self->tex [cell->tile [1]].smoothlevel,
		1764	self->tex [cell->tile [2]].smoothlevel));
		1765	}
		1766	}
		1767
		1768	for (z = 0; z <= 2; z++)
		1769	{
		1770	memset (smooth_level, 0, sizeof (smooth_level));
		1771
		1772	for (y = 0; y < sh; y++)
		1773	if (0 <= y + my && y + my < self->rows)
		1774	{
		1775	maprow *row = self->row + (y + my);
		1776
		1777	for (x = 0; x < sw; x++)
		1778	if (row->c0 <= x + mx && x + mx < row->c1)
		1779	{
		1780	mapcell *cell = row->col + (x + mx - row->c0);
		1781	tileid tile = cell->tile [z];
		1782
		1783	if (tile)
		1784	{
		1785	maptex tex = self->tex [tile];
		1786	int px, py;
		1787
		1788	// suppressing texture state switches here
		1789	// is only moderately effective, but worth the extra effort
		1790	if (last_name != tex.name)
		1791	{
		1792	if (!tex.name)
		1793	tex = self->tex [2]; /* missing, replace by noface */
		1794
		1795	glEnd ();
		1796	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1797	glBegin (GL_QUADS);
		1798	}
		1799
		1800	px = (x + 1) * T - tex.w;
		1801	py = (y + 1) * T - tex.h;
		1802
		1803	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1804	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1805	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1806	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1807
		1808	if (cell->flags && z == 2)
		1809	{
		1810	if (cell->flags & 1)
		1811	{
		1812	maptex tex = self->tex [1];
		1813	int px = x * T + T * 2 / 32;
		1814	int py = y * T - T * 6 / 32;
		1815
		1816	glEnd ();
		1817	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1818	glBegin (GL_QUADS);
		1819
		1820	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1821	glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);
		1822	glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);
		1823	glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );
		1824	}
		1825	}
		1826
		1827	// update smooth hash
		1828	if (tex.smoothtile)
		1829	{
		1830	skey.tile = tex.smoothtile;
		1831	skey.level = tex.smoothlevel;
		1832
		1833	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		1834
		1835	// add bits to current tile and all neighbours. skey.x|y is
		1836	// shifted +1|+1 so we always stay positive.
		1837
		1838	// bits is ___n cccc CCCC bbbb
		1839	// n do not draw borders&corners
		1840	// c draw these corners, but...
		1841	// C ... not these
		1842	// b draw these borders
		1843
		1844	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		1845	// ┃· ·· ·┃ ━━
		1846
		1847	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		1848	// ·· ·· ·┏ ┓·
		1849
		1850	// full tile
		1851	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		1852
		1853	// borders
		1854	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		1855	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		1856	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		1857	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		1858
		1859	// corners
		1860	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		1861	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		1862	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		1863	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		1864	}
		1865	}
		1866	}
		1867	}
		1868
		1869	// go through all smoothlevels, lowest to highest, then draw.
		1870	// this is basically counting sort
		1871	{
		1872	int w, b;
		1873
		1874	for (w = 0; w < 256 / 32; ++w)
		1875	{
		1876	uint32_t smask = smooth_level [w];
		1877	if (smask)
		1878	for (b = 0; b < 32; ++b)
		1879	if (smask & (((uint32_t)1) << b))
		1880	{
		1881	int level = (w << 5) | b;
		1882	HE *he;
		1883
		1884	hv_iterinit (smooth);
		1885	while ((he = hv_iternext (smooth)))
		1886	{
		1887	smooth_key *skey = (smooth_key *)HeKEY (he);
		1888	IV bits = SvIVX (HeVAL (he));
		1889
		1890	if (!(bits & 0x1000)
		1891	&& skey->level == level
		1892	&& level > smooth_max [skey->x][skey->y])
		1893	{
		1894	maptex tex = self->tex [skey->tile];
		1895	int px = (((int)skey->x) - 1) * T;
		1896	int py = (((int)skey->y) - 1) * T;
		1897	int border = bits & 15;
		1898	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		1899	float dx = tex.s * .0625f; // 16 images/row
		1900	float dy = tex.t * .5f ; // 2 images/column
		1901
		1902	// this time naively avoiding texture state changes
		1903	// save gobs of state changes.
		1904	if (last_name != tex.name)
		1905	{
		1906	if (!tex.name)
		1907	continue; // smoothing not yet available
		1908
		1909	glEnd ();
		1910	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1911	glBegin (GL_QUADS);
		1912	}
		1913
		1914	if (border)
		1915	{
		1916	float ox = border * dx;
		1917
		1918	glTexCoord2f (ox , 0.f ); glVertex2f (px , py );
		1919	glTexCoord2f (ox , dy ); glVertex2f (px , py + T);
		1920	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py + T);
		1921	glTexCoord2f (ox + dx, 0.f ); glVertex2f (px + T, py );
		1922	}
		1923
		1924	if (corner)
		1925	{
		1926	float ox = corner * dx;
		1927
		1928	glTexCoord2f (ox , dy ); glVertex2f (px , py );
		1929	glTexCoord2f (ox , dy * 2.f); glVertex2f (px , py + T);
		1930	glTexCoord2f (ox + dx, dy * 2.f); glVertex2f (px + T, py + T);
		1931	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py );
		1932	}
		1933	}
		1934	}
		1935	}
		1936	}
		1937	}
		1938
		1939	hv_clear (smooth);
		1940	}
		1941
		1942	glEnd ();
		1943
		1944	glDisable (GL_TEXTURE_2D);
		1945	glDisable (GL_BLEND);
		1946
		1947	// top layer: overlays such as the health bar
		1948	for (y = 0; y < sh; y++)
		1949	if (0 <= y + my && y + my < self->rows)
		1950	{
		1951	maprow *row = self->row + (y + my);
		1952
		1953	for (x = 0; x < sw; x++)
		1954	if (row->c0 <= x + mx && x + mx < row->c1)
		1955	{
		1956	mapcell *cell = row->col + (x + mx - row->c0);
		1957
		1958	int px = x * T;
		1959	int py = y * T;
		1960
		1961	if (cell->stat_hp)
		1962	{
		1963	int width = cell->stat_width * T;
		1964	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		1965
		1966	glColor3ub (0, 0, 0);
		1967	glRectf (px + 1, py - thick - 2,
		1968	px + width - 1, py);
		1969
		1970	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		1971	glRectf (px + 2,
		1972	py - thick - 1,
		1973	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		1974	}
		1975	}
		1976	}
		1977	}
		1978
		1979	void
		1980	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)
		1981	CODE:
		1982	{
		1983	static float color[16][3] = {
		1984	{ 0.00F, 0.00F, 0.00F },
		1985	{ 1.00F, 1.00F, 1.00F },
		1986	{ 0.00F, 0.00F, 0.55F },
		1987	{ 1.00F, 0.00F, 0.00F },
		1988
		1989	{ 1.00F, 0.54F, 0.00F },
		1990	{ 0.11F, 0.56F, 1.00F },
		1991	{ 0.93F, 0.46F, 0.00F },
		1992	{ 0.18F, 0.54F, 0.34F },
		1993
		1994	{ 0.56F, 0.73F, 0.56F },
		1995	{ 0.80F, 0.80F, 0.80F },
		1996	{ 0.55F, 0.41F, 0.13F },
		1997	{ 0.99F, 0.77F, 0.26F },
		1998
		1999	{ 0.74F, 0.65F, 0.41F },
		2000
		2001	{ 0.00F, 1.00F, 1.00F },
		2002	{ 1.00F, 0.00F, 1.00F },
		2003	{ 1.00F, 1.00F, 0.00F },
		2004	};
		2005
		2006	int x, y;
		2007
		2008	glEnable (GL_TEXTURE_2D);
		2009	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2010	glEnable (GL_BLEND);
		2011	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2012	glBegin (GL_QUADS);
		2013
		2014	for (y = 0; y < h; y++)
		2015	for (x = 0; x < w; x++)
		2016	{
		2017	unsigned char m = data [x + y * w];
		2018
		2019	if (m)
		2020	{
		2021	float *c = color [m & 15];
		2022
		2023	float tx1 = m & 0x40 ? 0.5 : 0.;
		2024	float tx2 = tx1 + 0.5;
		2025
		2026	glColor4f (c[0], c[1], c[2], 0.75);
		2027	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		2028	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		2029	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		2030	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		2031	}
		2032	}
		2033
		2034	glEnd ();
		2035	glDisable (GL_BLEND);
		2036	glDisable (GL_TEXTURE_2D);
		2037	}
		2038
		2039	void
		2040	fow_texture (CFPlus::Map self, int mx, int my, int sw, int sh)
		2041	PPCODE:
		2042	{
		2043	int x, y;
		2044	int sw1 = sw + 2;
		2045	int sh1 = sh + 2;
		2046	int sh3 = sh * 3;
		2047	int sw34 = (sw * 3 + 3) & ~3;
		2048	uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
		2049	SV *darkness3_sv = sv_2mortal (newSV (sw34 * sh3));
		2050	uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
		2051
		2052	SvPOK_only (darkness3_sv);
		2053	SvCUR_set (darkness3_sv, sw34 * sh3);
		2054
		2055	mx += self->x - 1;
		2056	my += self->y - 1;
		2057
		2058	memset (darkness1, 255, sw1 * sh1);
		2059
		2060	for (y = 0; y < sh1; y++)
		2061	if (0 <= y + my && y + my < self->rows)
		2062	{
		2063	maprow *row = self->row + (y + my);
		2064
		2065	for (x = 0; x < sw1; x++)
		2066	if (row->c0 <= x + mx && x + mx < row->c1)
		2067	{
		2068	mapcell *cell = row->col + (x + mx - row->c0);
		2069
		2070	darkness1 [y * sw1 + x] = cell->darkness
		2071	? 255 - (cell->darkness - 1)
		2072	: 255 - FOW_DARKNESS;
		2073	}
		2074	}
		2075
		2076	for (y = 0; y < sh; ++y)
		2077	for (x = 0; x < sw; ++x)
		2078	{
		2079	uint8_t d11 = darkness1 [(y ) * sw1 + x ];
		2080	uint8_t d21 = darkness1 [(y ) * sw1 + x + 1];
		2081	uint8_t d31 = darkness1 [(y ) * sw1 + x + 2];
		2082	uint8_t d12 = darkness1 [(y + 1) * sw1 + x ];
		2083	uint8_t d22 = darkness1 [(y + 1) * sw1 + x + 1];
		2084	uint8_t d32 = darkness1 [(y + 1) * sw1 + x + 2];
		2085	uint8_t d13 = darkness1 [(y + 2) * sw1 + x ];
		2086	uint8_t d23 = darkness1 [(y + 2) * sw1 + x + 1];
		2087	uint8_t d33 = darkness1 [(y + 2) * sw1 + x + 2];
		2088
		2089	uint8_t r11 = (d11 + d21 + d12) / 3;
		2090	uint8_t r21 = d21;
		2091	uint8_t r31 = (d21 + d31 + d32) / 3;
		2092
		2093	uint8_t r12 = d12;
		2094	uint8_t r22 = d22;
		2095	uint8_t r32 = d32;
		2096
		2097	uint8_t r13 = (d13 + d23 + d12) / 3;
		2098	uint8_t r23 = d23;
		2099	uint8_t r33 = (d23 + d33 + d32) / 3;
		2100
		2101	darkness3 [(y * 3 ) * sw34 + (x * 3 )] = MAX (d22, r11);
		2102	darkness3 [(y * 3 ) * sw34 + (x * 3 + 1)] = MAX (d22, r21);
		2103	darkness3 [(y * 3 ) * sw34 + (x * 3 + 2)] = MAX (d22, r31);
		2104	darkness3 [(y * 3 + 1) * sw34 + (x * 3 )] = MAX (d22, r12);
		2105	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 1)] = MAX (d22, r22);
		2106	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 2)] = MAX (d22, r32);
		2107	darkness3 [(y * 3 + 2) * sw34 + (x * 3 )] = MAX (d22, r13);
		2108	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 1)] = MAX (d22, r23);
		2109	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 2)] = MAX (d22, r33);
		2110	}
		2111
		2112	free (darkness1);
		2113
		2114	EXTEND (SP, 3);
		2115	PUSHs (sv_2mortal (newSViv (sw34)));
		2116	PUSHs (sv_2mortal (newSViv (sh3)));
		2117	PUSHs (darkness3_sv);
		2118	}
		2119
		2120	SV *
		2121	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)
		2122	CODE:
		2123	{
		2124	int x, y, x1, y1;
		2125	SV *data_sv = newSV (w * h * 7 + 5);
		2126	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		2127
		2128	*data++ = 0; /* version 0 format */
		2129	*data++ = w >> 8; *data++ = w;
		2130	*data++ = h >> 8; *data++ = h;
		2131
		2132	// we need to do this 'cause we don't keep an absolute coord system for rows
		2133	// TODO: treat rows as we treat columns
		2134	map_get_row (self, y0 + self->y - self->oy);//D
		2135	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2136
		2137	x0 += self->x - self->ox;
		2138	y0 += self->y - self->oy;
		2139
		2140	x1 = x0 + w;
		2141	y1 = y0 + h;
		2142
		2143	for (y = y0; y < y1; y++)
		2144	{
		2145	maprow *row = 0 <= y && y < self->rows
		2146	? self->row + y
		2147	: 0;
		2148
		2149	for (x = x0; x < x1; x++)
		2150	{
		2151	if (row && row->c0 <= x && x < row->c1)
		2152	{
		2153	mapcell *cell = row->col + (x - row->c0);
		2154	uint8_t flags = 0;
		2155
		2156	if (cell->tile [0]) flags |= 1;
		2157	if (cell->tile [1]) flags |= 2;
		2158	if (cell->tile [2]) flags |= 4;
		2159
		2160	*data++ = flags;
		2161
		2162	if (flags & 1)
		2163	{
		2164	tileid tile = cell->tile [0];
		2165	*data++ = tile >> 8;
		2166	*data++ = tile;
		2167	}
		2168
		2169	if (flags & 2)
		2170	{
		2171	tileid tile = cell->tile [1];
		2172	*data++ = tile >> 8;
		2173	*data++ = tile;
		2174	}
		2175
		2176	if (flags & 4)
		2177	{
		2178	tileid tile = cell->tile [2];
		2179	*data++ = tile >> 8;
		2180	*data++ = tile;
		2181	}
		2182	}
		2183	else
		2184	*data++ = 0;
		2185	}
		2186	}
		2187
		2188	SvPOK_only (data_sv);
		2189	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2190	RETVAL = data_sv;
		2191	}
		2192	OUTPUT:
		2193	RETVAL
		2194
		2195	void
		2196	set_rect (CFPlus::Map self, int x0, int y0, uint8_t *data)
		2197	PPCODE:
		2198	{
		2199	int x, y, z;
		2200	int w, h;
		2201	int x1, y1;
		2202
		2203	if (*data++ != 0)
		2204	return; /* version mismatch */
		2205
		2206	w = *data++ << 8; w |= *data++;
		2207	h = *data++ << 8; h |= *data++;
		2208
		2209	// we need to do this 'cause we don't keep an absolute coord system for rows
		2210	// TODO: treat rows as we treat columns
		2211	map_get_row (self, y0 + self->y - self->oy);//D
		2212	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2213
		2214	x0 += self->x - self->ox;
		2215	y0 += self->y - self->oy;
		2216
		2217	x1 = x0 + w;
		2218	y1 = y0 + h;
		2219
		2220	for (y = y0; y < y1; y++)
		2221	{
		2222	maprow *row = map_get_row (self, y);
		2223
		2224	for (x = x0; x < x1; x++)
		2225	{
		2226	uint8_t flags = *data++;
		2227
		2228	if (flags)
		2229	{
		2230	mapcell *cell = row_get_cell (row, x);
		2231	tileid tile[3] = { 0, 0, 0 };
		2232
		2233	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2234	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2235	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2236
		2237	if (cell->darkness == 0)
		2238	{
		2239	cell->darkness = 0;
		2240
		2241	for (z = 0; z <= 2; z++)
		2242	{
		2243	tileid t = tile [z];
		2244
		2245	if (t >= self->texs || (t && !self->tex [t].name))
		2246	{
		2247	XPUSHs (sv_2mortal (newSViv (t)));
		2248	need_texid (self, t);
		2249	}
		2250
		2251	cell->tile [z] = t;
		2252	}
		2253	}
		2254	}
		2255	}
		2256	}
		2257	}
		2258
		2259	MODULE = CFPlus PACKAGE = CFPlus::RW
		2260
		2261	CFPlus::RW
		2262	new (SV *class, SV *data_sv)
		2263	CODE:
		2264	{
		2265	STRLEN datalen;
		2266	char *data = SvPVbyte (data_sv, datalen);
		2267
		2268	RETVAL = SDL_RWFromConstMem (data, datalen);
		2269	}
		2270	OUTPUT:
		2271	RETVAL
		2272
		2273	CFPlus::RW
		2274	new_from_file (SV *class, const char *path, const char *mode = "rb")
		2275	CODE:
		2276	RETVAL = SDL_RWFromFile (path, mode);
		2277	OUTPUT:
		2278	RETVAL
		2279
		2280	# fails on win32:
		2281	# CFPlus.xs(2268) : error C2059: syntax error : '('
		2282	#void
		2283	#close (CFPlus::RW self)
		2284	# CODE:
		2285	# (self->(close)) (self);
		2286
		2287	MODULE = CFPlus PACKAGE = CFPlus::Channel
		2288
		2289	PROTOTYPES: DISABLE
		2290
		2291	CFPlus::Channel
		2292	find ()
		2293	CODE:
		2294	{
		2295	RETVAL = Mix_GroupAvailable (-1);
		2296
		2297	if (RETVAL < 0)
		2298	{
		2299	RETVAL = Mix_GroupOldest (-1);
		2300
		2301	if (RETVAL < 0)
		2302	XSRETURN_UNDEF;
		2303
		2304	Mix_HaltChannel (RETVAL);
		2305	}
		2306
		2307	Mix_UnregisterAllEffects (RETVAL);
		2308	Mix_Volume (RETVAL, 128);
		2309	}
		2310	OUTPUT:
		2311	RETVAL
		2312
		2313	void
		2314	halt (CFPlus::Channel self)
		2315	CODE:
		2316	Mix_HaltChannel (self);
		2317
		2318	void
		2319	expire (CFPlus::Channel self, int ticks = -1)
		2320	CODE:
		2321	Mix_ExpireChannel (self, ticks);
		2322
		2323	void
		2324	fade_out (CFPlus::Channel self, int ticks = -1)
		2325	CODE:
		2326	Mix_FadeOutChannel (self, ticks);
		2327
		2328	int
		2329	volume (CFPlus::Channel self, int volume)
		2330	CODE:
		2331	RETVAL = Mix_Volume (self, CLAMP (volume, 0, 128));
		2332	OUTPUT:
		2333	RETVAL
		2334
		2335	void
		2336	unregister_all_effects (CFPlus::Channel self)
		2337	CODE:
		2338	Mix_UnregisterAllEffects (self);
		2339
		2340	void
		2341	set_panning (CFPlus::Channel self, int left, int right)
		2342	CODE:
		2343	left = CLAMP (left , 0, 255);
		2344	right = CLAMP (right, 0, 255);
		2345	Mix_SetPanning (self, left, right);
		2346
		2347	void
		2348	set_distance (CFPlus::Channel self, int distance)
		2349	CODE:
		2350	Mix_SetDistance (self, CLAMP (distance, 0, 255));
		2351
		2352	void
		2353	set_position (CFPlus::Channel self, int angle, int distance)
		2354	CODE:
		2355
		2356	void
		2357	set_position_r (CFPlus::Channel self, int dx, int dy, int maxdistance)
		2358	CODE:
		2359	{
		2360	int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance));
		2361	int angle = 360 + (int)roundf (atan2f (dx, -dy) * 180.f / (float)M_PI);
		2362	Mix_SetPosition (self, angle, CLAMP (distance, 0, 255));
		2363	}
		2364
		2365	void
		2366	set_reverse_stereo (CFPlus::Channel self, int flip)
		2367	CODE:
		2368	Mix_SetReverseStereo (self, flip);
		2369
		2370	MODULE = CFPlus PACKAGE = CFPlus::MixChunk
		2371
		2372	PROTOTYPES: DISABLE
		2373
		2374	CFPlus::MixChunk
		2375	new (SV *class, CFPlus::RW rwops)
		2376	CODE:
		2377	RETVAL = Mix_LoadWAV_RW (rwops, 1);
		2378	OUTPUT:
		2379	RETVAL
		2380
		2381	void
		2382	DESTROY (CFPlus::MixChunk self)
		2383	CODE:
		2384	Mix_FreeChunk (self);
		2385
		2386	int
		2387	volume (CFPlus::MixChunk self, int volume = -1)
		2388	CODE:
		2389	if (items > 1)
		2390	volume = CLAMP (volume, 0, 128);
		2391	RETVAL = Mix_VolumeChunk (self, volume);
		2392	OUTPUT:
		2393	RETVAL
		2394
		2395	CFPlus::Channel
		2396	play (CFPlus::MixChunk self, CFPlus::Channel channel = -1, int loops = 0, int ticks = -1)
		2397	CODE:
		2398	{
		2399	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2400
		2401	if (RETVAL < 0)
		2402	XSRETURN_UNDEF;
		2403
		2404	if (channel < 0)
		2405	{
		2406	Mix_UnregisterAllEffects (RETVAL);
		2407	Mix_Volume (RETVAL, 128);
		2408	}
		2409	}
		2410	OUTPUT:
		2411	RETVAL
		2412
		2413	MODULE = CFPlus PACKAGE = CFPlus::MixMusic
		2414
		2415	int
		2416	volume (int volume = -1)
		2417	PROTOTYPE: ;$
		2418	CODE:
		2419	if (items > 0)
		2420	volume = CLAMP (volume, 0, 128);
		2421	RETVAL = Mix_VolumeMusic (volume);
		2422	OUTPUT:
		2423	RETVAL
		2424
		2425	void
		2426	fade_out (int ms)
		2427	CODE:
		2428	Mix_FadeOutMusic (ms);
		2429
		2430	void
		2431	halt ()
		2432	CODE:
		2433	Mix_HaltMusic ();
		2434
		2435	CFPlus::MixMusic
		2436	new (SV *class, CFPlus::RW rwops)
		2437	CODE:
		2438	RETVAL = Mix_LoadMUS_RW (rwops);
		2439	OUTPUT:
		2440	RETVAL
		2441
		2442	void
		2443	DESTROY (CFPlus::MixMusic self)
		2444	CODE:
		2445	Mix_FreeMusic (self);
		2446
		2447	int
		2448	play (CFPlus::MixMusic self, int loops = -1)
		2449	CODE:
		2450	RETVAL = Mix_PlayMusic (self, loops);
		2451	OUTPUT:
		2452	RETVAL
		2453
		2454	void
		2455	fade_in_pos (CFPlus::MixMusic self, int loops, int ms, double position)
		2456	CODE:
		2457	Mix_FadeInMusicPos (self, loops, ms, position);
		2458
		2459	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		2460
		2461	PROTOTYPES: ENABLE
		2462
		2463	BOOT:
		2464	{
		2465	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
		2466	static const struct {
		2467	const char *name;
		2468	IV iv;
		2469	} *civ, const_iv[] = {
		2470	# define const_iv(name) { # name, (IV)name }
		2471	const_iv (GL_VENDOR),
		2472	const_iv (GL_VERSION),
		2473	const_iv (GL_EXTENSIONS),
		2474	const_iv (GL_COLOR_MATERIAL),
		2475	const_iv (GL_SMOOTH),
		2476	const_iv (GL_FLAT),
		2477	const_iv (GL_DITHER),
		2478	const_iv (GL_BLEND),
		2479	const_iv (GL_CULL_FACE),
		2480	const_iv (GL_SCISSOR_TEST),
		2481	const_iv (GL_DEPTH_TEST),
		2482	const_iv (GL_ALPHA_TEST),
		2483	const_iv (GL_NORMALIZE),
		2484	const_iv (GL_RESCALE_NORMAL),
		2485	const_iv (GL_FRONT),
		2486	const_iv (GL_BACK),
		2487	const_iv (GL_AUX0),
		2488	const_iv (GL_AND),
		2489	const_iv (GL_ONE),
		2490	const_iv (GL_ZERO),
		2491	const_iv (GL_SRC_ALPHA),
		2492	const_iv (GL_DST_ALPHA),
		2493	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2494	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2495	const_iv (GL_SRC_ALPHA_SATURATE),
		2496	const_iv (GL_RGB),
		2497	const_iv (GL_RGBA),
		2498	const_iv (GL_RGBA4),
		2499	const_iv (GL_RGBA8),
		2500	const_iv (GL_RGB5_A1),
		2501	const_iv (GL_UNSIGNED_BYTE),
		2502	const_iv (GL_UNSIGNED_SHORT),
		2503	const_iv (GL_UNSIGNED_INT),
		2504	const_iv (GL_ALPHA),
		2505	const_iv (GL_INTENSITY),
		2506	const_iv (GL_LUMINANCE),
		2507	const_iv (GL_LUMINANCE_ALPHA),
		2508	const_iv (GL_FLOAT),
		2509	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2510	const_iv (GL_COMPILE),
		2511	const_iv (GL_PROXY_TEXTURE_1D),
		2512	const_iv (GL_PROXY_TEXTURE_2D),
		2513	const_iv (GL_TEXTURE_1D),
		2514	const_iv (GL_TEXTURE_2D),
		2515	const_iv (GL_TEXTURE_ENV),
		2516	const_iv (GL_TEXTURE_MAG_FILTER),
		2517	const_iv (GL_TEXTURE_MIN_FILTER),
		2518	const_iv (GL_TEXTURE_ENV_MODE),
		2519	const_iv (GL_TEXTURE_WRAP_S),
		2520	const_iv (GL_TEXTURE_WRAP_T),
		2521	const_iv (GL_REPEAT),
		2522	const_iv (GL_CLAMP),
		2523	const_iv (GL_CLAMP_TO_EDGE),
		2524	const_iv (GL_NEAREST),
		2525	const_iv (GL_LINEAR),
		2526	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2527	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2528	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2529	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2530	const_iv (GL_GENERATE_MIPMAP),
		2531	const_iv (GL_MODULATE),
		2532	const_iv (GL_DECAL),
		2533	const_iv (GL_REPLACE),
		2534	const_iv (GL_DEPTH_BUFFER_BIT),
		2535	const_iv (GL_COLOR_BUFFER_BIT),
		2536	const_iv (GL_PROJECTION),
		2537	const_iv (GL_MODELVIEW),
		2538	const_iv (GL_COLOR_LOGIC_OP),
		2539	const_iv (GL_SEPARABLE_2D),
		2540	const_iv (GL_CONVOLUTION_2D),
		2541	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2542	const_iv (GL_CONSTANT_BORDER),
		2543	const_iv (GL_POINTS),
		2544	const_iv (GL_LINES),
		2545	const_iv (GL_LINE_STRIP),
		2546	const_iv (GL_LINE_LOOP),
		2547	const_iv (GL_QUADS),
		2548	const_iv (GL_QUAD_STRIP),
		2549	const_iv (GL_TRIANGLES),
		2550	const_iv (GL_TRIANGLE_STRIP),
		2551	const_iv (GL_TRIANGLE_FAN),
		2552	const_iv (GL_POLYGON),
		2553	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2554	const_iv (GL_POINT_SMOOTH_HINT),
		2555	const_iv (GL_LINE_SMOOTH_HINT),
		2556	const_iv (GL_POLYGON_SMOOTH_HINT),
		2557	const_iv (GL_GENERATE_MIPMAP_HINT),
		2558	const_iv (GL_FASTEST),
		2559	const_iv (GL_DONT_CARE),
		2560	const_iv (GL_NICEST),
		2561	const_iv (GL_V2F),
		2562	const_iv (GL_V3F),
		2563	const_iv (GL_T2F_V3F),
		2564	const_iv (GL_T2F_N3F_V3F),
		2565	# undef const_iv
		2566	};
		2567
		2568	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2569	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2570
		2571	texture_av = newAV ();
		2572	AvREAL_off (texture_av);
		2573	}
		2574
		2575	char *
		2576	gl_vendor ()
		2577	CODE:
		2578	RETVAL = (char *)glGetString (GL_VENDOR);
		2579	OUTPUT:
		2580	RETVAL
23		2581
24	char *	2582	char *
25	gl_version ()	2583	gl_version ()
26	CODE:	2584	CODE:
27	RETVAL = (char *)glGetString (GL_VERSION);	2585	RETVAL = (char *)glGetString (GL_VERSION);
…		…
33	CODE:	2591	CODE:
34	RETVAL = (char *)glGetString (GL_EXTENSIONS);	2592	RETVAL = (char *)glGetString (GL_EXTENSIONS);
35	OUTPUT:	2593	OUTPUT:
36	RETVAL	2594	RETVAL
37		2595
38	void	2596	const char *glGetString (GLenum pname)
39	set_font (char *file)
40	CODE:
41	{
42	int count;
43	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
44	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
45	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern);
46	FcPatternDestroy (pattern);
47	pango_context_set_font_description (context, font);
48	}
49		2597
		2598	GLint glGetInteger (GLenum pname)
		2599	CODE:
		2600	glGetIntegerv (pname, &RETVAL);
		2601	OUTPUT:
		2602	RETVAL
		2603
		2604	GLdouble glGetDouble (GLenum pname)
		2605	CODE:
		2606	glGetDoublev (pname, &RETVAL);
		2607	OUTPUT:
		2608	RETVAL
		2609
		2610	int glGetError ()
		2611
		2612	void glFinish ()
		2613
		2614	void glClear (int mask)
		2615
		2616	void glClearColor (float r, float g, float b, float a = 1.0)
		2617	PROTOTYPE: @
		2618
		2619	void glEnable (int cap)
		2620
		2621	void glDisable (int cap)
		2622
		2623	void glShadeModel (int mode)
		2624
		2625	void glHint (int target, int mode)
		2626
		2627	void glBlendFunc (int sfactor, int dfactor)
		2628
		2629	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2630	CODE:
		2631	gl_BlendFuncSeparate (sa, da, saa, daa);
		2632
		2633	void glDepthMask (int flag)
		2634
		2635	void glLogicOp (int opcode)
		2636
		2637	void glColorMask (int red, int green, int blue, int alpha)
		2638
		2639	void glMatrixMode (int mode)
		2640
		2641	void glPushMatrix ()
		2642
		2643	void glPopMatrix ()
		2644
		2645	void glLoadIdentity ()
		2646
		2647	void glDrawBuffer (int buffer)
		2648
		2649	void glReadBuffer (int buffer)
		2650
		2651	# near_ and far_ are due to microsofts buggy "c" compiler
		2652	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2653
		2654	# near_ and far_ are due to microsofts buggy "c" compiler
		2655	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2656
		2657	PROTOTYPES: DISABLE
		2658
		2659	void glViewport (int x, int y, int width, int height)
		2660
		2661	void glScissor (int x, int y, int width, int height)
		2662
		2663	void glTranslate (float x, float y, float z = 0.)
		2664	CODE:
		2665	glTranslatef (x, y, z);
		2666
		2667	void glScale (float x, float y, float z = 1.)
		2668	CODE:
		2669	glScalef (x, y, z);
		2670
		2671	void glRotate (float angle, float x, float y, float z)
		2672	CODE:
		2673	glRotatef (angle, x, y, z);
		2674
		2675	void glColor (float r, float g, float b, float a = 1.0)
		2676	ALIAS:
		2677	glColor_premultiply = 1
		2678	CODE:
		2679	if (ix)
		2680	{
		2681	r *= a;
		2682	g *= a;
		2683	b *= a;
		2684	}
		2685	// microsoft visual "c" rounds instead of truncating...
		2686	glColor4f (r, g, b, a);
		2687
		2688	void glRasterPos (float x, float y, float z = 0.)
		2689	CODE:
		2690	glRasterPos3f (0, 0, z);
		2691	glBitmap (0, 0, 0, 0, x, y, 0);
		2692
		2693	void glVertex (float x, float y, float z = 0.)
		2694	CODE:
		2695	glVertex3f (x, y, z);
		2696
		2697	void glTexCoord (float s, float t)
		2698	CODE:
		2699	glTexCoord2f (s, t);
		2700
		2701	void glRect (float x1, float y1, float x2, float y2)
		2702	CODE:
		2703	glRectf (x1, y1, x2, y2);
		2704
		2705	PROTOTYPES: ENABLE
		2706
		2707	void glBegin (int mode)
		2708
		2709	void glEnd ()
		2710
		2711	void glPointSize (GLfloat size)
		2712
		2713	void glLineWidth (GLfloat width)
		2714
		2715	void glInterleavedArrays (int format, int stride, char *data)
		2716
		2717	void glDrawElements (int mode, int count, int type, char *indices)
		2718
		2719	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2720
		2721	void glTexEnv (int target, int pname, float param)
		2722	CODE:
		2723	glTexEnvf (target, pname, param);
		2724
		2725	void glTexParameter (int target, int pname, float param)
		2726	CODE:
		2727	glTexParameterf (target, pname, param);
		2728
		2729	void glBindTexture (int target, int name)
		2730
		2731	void glConvolutionParameter (int target, int pname, float params)
		2732	CODE:
		2733	if (gl.ConvolutionParameterf)
		2734	gl.ConvolutionParameterf (target, pname, params);
		2735
		2736	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2737	CODE:
		2738	if (gl.ConvolutionFilter2D)
		2739	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2740
		2741	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2742	CODE:
		2743	if (gl.SeparableFilter2D)
		2744	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2745
		2746	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2747
		2748	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2749
		2750	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2751
		2752	void glPixelZoom (float x, float y)
		2753
		2754	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2755
		2756	int glGenTexture ()
		2757	CODE:
		2758	RETVAL = gen_texture ();
		2759	OUTPUT:
		2760	RETVAL
		2761
		2762	void glDeleteTexture (int name)
		2763	CODE:
		2764	del_texture (name);
		2765
		2766	int glGenList ()
		2767	CODE:
		2768	RETVAL = glGenLists (1);
		2769	OUTPUT:
		2770	RETVAL
		2771
		2772	void glDeleteList (int list)
		2773	CODE:
		2774	glDeleteLists (list, 1);
		2775
		2776	void glNewList (int list, int mode = GL_COMPILE)
		2777
		2778	void glEndList ()
		2779
		2780	void glCallList (int list)
		2781
		2782	MODULE = CFPlus PACKAGE = CFPlus::UI::Base
		2783
		2784	PROTOTYPES: DISABLE
		2785
50	void	2786	void
51	font_render (SV *text_, int height = 10)	2787	find_widget (SV *self, NV x, NV y)
52	PPCODE:	2788	PPCODE:
53	{	2789	{
54	STRLEN textlen;	2790	if (within_widget (self, x, y))
55	char *text = SvPVutf8 (text_, textlen);	2791	XPUSHs (self);
		2792	}
		2793
		2794	BOOT:
		2795	{
		2796	hover_gv = gv_fetchpv ("CFPlus::UI::HOVER", 1, SVt_NV);
		2797
		2798	draw_x_gv = gv_fetchpv ("CFPlus::UI::Base::draw_x", 1, SVt_NV);
		2799	draw_y_gv = gv_fetchpv ("CFPlus::UI::Base::draw_y", 1, SVt_NV);
		2800	draw_w_gv = gv_fetchpv ("CFPlus::UI::Base::draw_w", 1, SVt_NV);
		2801	draw_h_gv = gv_fetchpv ("CFPlus::UI::Base::draw_h", 1, SVt_NV);
		2802	}
		2803
		2804	void
		2805	draw (SV *self)
		2806	CODE:
		2807	{
		2808	HV *hv;
		2809	SV **svp;
		2810	NV x, y, w, h;
		2811	SV *draw_x_sv = GvSV (draw_x_gv);
		2812	SV *draw_y_sv = GvSV (draw_y_gv);
		2813	SV *draw_w_sv = GvSV (draw_w_gv);
		2814	SV *draw_h_sv = GvSV (draw_h_gv);
56	SV *retval;	2815	SV *hover;
57	int w, h;	2816	double draw_x, draw_y, draw_w, draw_h;
58	FT_Bitmap bitmap;
59	PangoLayout *layout;
60	PangoFontDescription *font = pango_context_get_font_description (context);
61	pango_font_description_set_absolute_size (font, height * PANGO_SCALE);
62		2817
63	layout = pango_layout_new (context);	2818	if (!SvROK (self))
64	pango_layout_set_markup (layout, text, textlen);	2819	croak ("CFPlus::Base::draw: %s not a reference", SvPV_nolen (self));
65	pango_layout_get_pixel_size (layout, &w, &h);
66		2820
67	w = (w + 3) & ~3;	2821	hv = (HV *)SvRV (self);
68	if (!w) w = 1;
69	if (!h) h = 1;
70		2822
71	retval = newSV (w * h);	2823	if (SvTYPE (hv) != SVt_PVHV)
72	SvPOK_only (retval);	2824	croak ("CFPlus::Base::draw: %s not a hashref", SvPV_nolen (self));
73	SvCUR_set (retval, w * h);
74		2825
75	bitmap.rows = h;	2826	svp = hv_fetch (hv, "w", 1, 0); w = svp ? SvNV (*svp) : 0.;
76	bitmap.width = w;	2827	svp = hv_fetch (hv, "h", 1, 0); h = svp ? SvNV (*svp) : 0.;
77	bitmap.pitch = w;
78	bitmap.buffer = (unsigned char*)SvPVX (retval);
79	bitmap.num_grays = 256;
80	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
81		2828
82	memset (bitmap.buffer, 0, w * h);	2829	if (!h || !w)
		2830	XSRETURN_EMPTY;
		2831
		2832	svp = hv_fetch (hv, "x", 1, 0); x = svp ? SvNV (*svp) : 0.;
		2833	svp = hv_fetch (hv, "y", 1, 0); y = svp ? SvNV (*svp) : 0.;
		2834
		2835	draw_x = SvNV (draw_x_sv) + x;
		2836	draw_y = SvNV (draw_y_sv) + y;
		2837
		2838	if (draw_x + w < 0 || draw_x >= SvNV (draw_w_sv)
		2839	|| draw_y + h < 0 || draw_y >= SvNV (draw_h_sv))
		2840	XSRETURN_EMPTY;
		2841
		2842	sv_setnv (draw_x_sv, draw_x);
		2843	sv_setnv (draw_y_sv, draw_y);
		2844
		2845	glPushMatrix ();
		2846	glTranslated (x, y, 0);
		2847
		2848	if (SvROK (GvSV (hover_gv)) && SvRV (GvSV (hover_gv)) == (SV *)hv)
		2849	{
		2850	svp = hv_fetch (hv, "can_hover", sizeof ("can_hover") - 1, 0);
		2851
		2852	if (svp && SvTRUE (*svp))
83		2853	{
84	pango_ft2_render_layout (&bitmap, layout, 0 * PANGO_SCALE, 0 * PANGO_SCALE);	2854	glColor4f (1*0.2f, 0.8*0.2f, 0.5*0.2f, 0.2f);
85	g_object_unref (layout);	2855	glEnable (GL_BLEND);
		2856	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		2857	glBegin (GL_QUADS);
		2858	glVertex2f (0, 0);
		2859	glVertex2f (w, 0);
		2860	glVertex2f (w, h);
		2861	glVertex2f (0, h);
		2862	glEnd ();
		2863	glDisable (GL_BLEND);
		2864	}
		2865	}
		2866	#if 0
		2867	if ($ENV{CFPLUS_DEBUG} & 1) {
		2868	glPushMatrix;
		2869	glColor 1, 1, 0, 1;
		2870	glTranslate 0.375, 0.375;
		2871	glBegin GL_LINE_LOOP;
		2872	glVertex 0 , 0;
		2873	glVertex $self->{w} - 1, 0;
		2874	glVertex $self->{w} - 1, $self->{h} - 1;
		2875	glVertex 0 , $self->{h} - 1;
		2876	glEnd;
		2877	glPopMatrix;
		2878	#CFPlus::UI::Label->new (w => $self->{w}, h => $self->{h}, text => $self, fontsize => 0)->_draw;
		2879	}
		2880	#endif
		2881	PUSHMARK (SP);
		2882	XPUSHs (self);
		2883	PUTBACK;
		2884	call_method ("_draw", G_VOID | G_DISCARD);
		2885	SPAGAIN;
86		2886
87	EXTEND (SP, 3);	2887	glPopMatrix ();
88	PUSHs (sv_2mortal (newSViv (w)));	2888
89	PUSHs (sv_2mortal (newSViv (h)));	2889	draw_x = draw_x - x; sv_setnv (draw_x_sv, draw_x);
90	PUSHs (sv_2mortal (retval));	2890	draw_y = draw_y - y; sv_setnv (draw_y_sv, draw_y);
91	}	2891	}
		2892

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