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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.24 by root, Wed Apr 12 21:01:45 2006 UTC vs.
Revision 1.276 by root, Sat Aug 30 08:04:01 2008 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>
8	#include <SDL_image.h>	40	#include <SDL_image.h>
		41	#include <SDL_mixer.h>
9	#include <SDL_opengl.h>	42	#include <SDL_opengl.h>
10		43
		44	/* work around os x broken headers */
		45	#ifdef __MACOSX__
		46	typedef void (APIENTRYP PFNGLBLENDFUNCSEPARATEPROC) (GLenum sfactorRGB, GLenum dfactorRGB, GLenum sfactorAlpha, GLenum dfactorAlpha);
		47	#endif
		48
		49	#define PANGO_ENABLE_BACKEND
		50	#define G_DISABLE_CAST_CHECKS
		51
		52	#include <glib/gmacros.h>
		53
11	#include <pango/pango.h>	54	#include <pango/pango.h>
12	#include <pango/pangofc-fontmap.h>
13	#include <pango/pangoft2.h>
14		55
15	#include <sys/time.h>	56	#ifndef PANGO_VERSION_CHECK
		57	# define PANGO_VERSION_CHECK(a,b,c) 0
		58	#endif
		59
		60	#if !PANGO_VERSION_CHECK (1, 15, 2)
		61	# define pango_layout_get_line_readonly pango_layout_get_line
		62	# define pango_layout_get_lines_readonly pango_layout_get_lines
		63	# define pango_layout_iter_get_line_readonly pango_layout_iter_get_line
		64	# define pango_layout_iter_get_run_readonly pango_layout_iter_get_run
		65	#endif
		66
		67	#ifndef _WIN32
16	#include <sys/types.h>	68	# include <sys/types.h>
17	#include <unistd.h>
18
19	#include <sys/types.h>
20	#include <sys/socket.h>	69	# include <sys/socket.h>
21	#include <netinet/in.h>	70	# include <netinet/in.h>
22	#include <netinet/tcp.h>	71	# include <netinet/tcp.h>
		72	# include <inttypes.h>
		73	#endif
23		74
24	static PangoContext *context;	75	#if __GNUC__ >= 4
25	static PangoFontMap *fontmap;	76	# define expect(expr,value) __builtin_expect ((expr),(value))
		77	#else
		78	# define expect(expr,value) (expr)
		79	#endif
		80
		81	#define expect_false(expr) expect ((expr) != 0, 0)
		82	#define expect_true(expr) expect ((expr) != 0, 1)
		83
		84	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
		85
		86	#define FOW_DARKNESS 32
		87
		88	#define MAP_EXTEND_X 32
		89	#define MAP_EXTEND_Y 512
		90
		91	#define MIN_FONT_HEIGHT 10
		92
		93	/* mask out modifiers we are not interested in */
		94	#define MOD_MASK (KMOD_CTRL | KMOD_SHIFT | KMOD_ALT | KMOD_META)
		95
		96	#define KMOD_LRAM 0x10000 // our extension
		97
		98	static AV *texture_av;
		99
		100	static struct
		101	{
		102	#define GL_FUNC(ptr,name) ptr name;
		103	#include "glfunc.h"
		104	#undef GL_FUNC
		105	} gl;
		106
		107	static void
		108	gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		109	{
		110	if (gl.BlendFuncSeparate)
		111	gl.BlendFuncSeparate (sa, da, saa, daa);
		112	else if (gl.BlendFuncSeparateEXT)
		113	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		114	else
		115	glBlendFunc (sa, da);
		116	}
		117
		118	static GLuint
		119	gen_texture ()
		120	{
		121	GLuint name;
		122
		123	if (AvFILL (texture_av) >= 0)
		124	name = (GLuint)(size_t)av_pop (texture_av);
		125	else
		126	glGenTextures (1, &name);
		127
		128	return name;
		129	}
		130
		131	static void
		132	del_texture (GLuint name)
		133	{
		134	/* make a half-assed attempt at returning the memory used by the texture */
		135	/* textures are frequently being reused by cfplus anyway */
		136	/*glBindTexture (GL_TEXTURE_2D, name);*/
		137	/*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
		138	av_push (texture_av, (SV *)(size_t)name);
		139	glDeleteTextures (1, &name);
		140	}
		141
		142	#include "texcache.c"
		143	#include "rendercache.c"
		144
		145	#include "pango-font.c"
		146	#include "pango-fontmap.c"
		147	#include "pango-render.c"
		148
		149	typedef IV DC__Channel;
		150	typedef SDL_RWops *DC__RW;
		151	typedef Mix_Chunk *DC__MixChunk;
		152	typedef Mix_Music *DC__MixMusic;
		153
		154	typedef PangoFontDescription *DC__Font;
		155
		156	static int
		157	shape_attr_p (PangoLayoutRun *run)
		158	{
		159	GSList *attrs = run->item->analysis.extra_attrs;
		160
		161	while (attrs)
		162	{
		163	PangoAttribute *attr = attrs->data;
		164
		165	if (attr->klass->type == PANGO_ATTR_SHAPE)
		166	return 1;
		167
		168	attrs = attrs->next;
		169	}
		170
		171	return 0;
		172	}
26		173
27	typedef struct cf_layout {	174	typedef struct cf_layout {
28	PangoLayout *pl;	175	PangoLayout *pl;
		176	float r, g, b, a; // default color for rgba mode
29	int base_height;	177	int base_height;
		178	DC__Font font;
		179	rc_t *rc;
30	} *CFClient__Layout;	180	} *DC__Layout;
		181
		182	static DC__Font default_font;
		183	static PangoContext *opengl_context;
		184	static PangoFontMap *opengl_fontmap;
31		185
32	static void	186	static void
33	substitute_func (FcPattern *pattern, gpointer data)	187	substitute_func (FcPattern *pattern, gpointer data)
34	{	188	{
35	FcPatternAddBool (pattern, FC_HINTING , 1);	189	FcPatternAddBool (pattern, FC_HINTING, 1);
		190	#ifdef FC_HINT_STYLE
		191	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		192	#endif
36	FcPatternAddBool (pattern, FC_AUTOHINT, 1);	193	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
37	}	194	}
38		195
39	static void	196	static void
40	layout_update (CFClient__Layout self)	197	layout_update_font (DC__Layout self)
41	{	198	{
42	/* use a random scale factor to account for unknown descenders, 0.8 works	199	/* use a random scale factor to account for unknown descenders, 0.8 works
43	* reasonably well with bitstream vera	200	* reasonably well with dejavu/bistream fonts
44	*/	201	*/
45	PangoFontDescription *font = pango_context_get_font_description (context);	202	PangoFontDescription *font = self->font ? self->font : default_font;
46	pango_font_description_set_absolute_size (font, self->base_height * (PANGO_SCALE * 8 / 10));	203
		204	pango_font_description_set_absolute_size (font,
		205	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		206
		207	pango_layout_set_font_description (self->pl, font);
47	}	208	}
48		209
49	static void	210	static void
50	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	211	layout_get_pixel_size (DC__Layout self, int *w, int *h)
51	{	212	{
52	layout_update (self);	213	PangoRectangle rect;
53		214
		215	// get_pixel_* wrongly rounds down
54	pango_layout_get_pixel_size (self->pl, w, h);	216	pango_layout_get_extents (self->pl, 0, &rect);
55		217
56	*w = (*w + 3) & ~3;	218	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
57	if (!*w) *w = 1;	219	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
58	if (!*h) *h = 1;
59	}
60		220
61	MODULE = CFClient PACKAGE = CFClient	221	if (!rect.width) rect.width = 1;
		222	if (!rect.height) rect.height = 1;
		223
		224	*w = rect.width;
		225	*h = rect.height;
		226	}
		227
		228	typedef uint16_t tileid;
		229	typedef uint16_t faceid;
		230
		231	typedef struct {
		232	GLuint name;
		233	int w, h;
		234	float s, t;
		235	uint8_t r, g, b, a;
		236	tileid smoothtile;
		237	uint8_t smoothlevel;
		238	} maptex;
		239
		240	typedef struct {
		241	uint32_t player;
		242	tileid tile[3];
		243	uint16_t darkness;
		244	uint8_t stat_width, stat_hp, flags, smoothmax;
		245	} mapcell;
		246
		247	typedef struct {
		248	int32_t c0, c1;
		249	mapcell *col;
		250	} maprow;
		251
		252	typedef struct map {
		253	int x, y, w, h;
		254	int ox, oy; /* offset to virtual global coordinate system */
		255	int faces; tileid *face2tile; // [faceid]
		256	int texs; maptex *tex; // [tileid]
		257
		258	int32_t rows;
		259	maprow *row;
		260	} *DC__Map;
		261
		262	static char *
		263	prepend (char *ptr, int sze, int inc)
		264	{
		265	char *p;
		266
		267	New (0, p, sze + inc, char);
		268	Zero (p, inc, char);
		269	Move (ptr, p + inc, sze, char);
		270	Safefree (ptr);
		271
		272	return p;
		273	}
		274
		275	static char *
		276	append (char *ptr, int sze, int inc)
		277	{
		278	Renew (ptr, sze + inc, char);
		279	Zero (ptr + sze, inc, char);
		280
		281	return ptr;
		282	}
		283
		284	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		285	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		286
		287	static void
		288	need_facenum (struct map *self, faceid face)
		289	{
		290	while (self->faces <= face)
		291	{
		292	Append (tileid, self->face2tile, self->faces, self->faces);
		293	self->faces *= 2;
		294	}
		295	}
		296
		297	static void
		298	need_texid (struct map *self, int texid)
		299	{
		300	while (self->texs <= texid)
		301	{
		302	Append (maptex, self->tex, self->texs, self->texs);
		303	self->texs *= 2;
		304	}
		305	}
		306
		307	static maprow *
		308	map_get_row (DC__Map self, int y)
		309	{
		310	if (0 > y)
		311	{
		312	int extend = - y + MAP_EXTEND_Y;
		313	Prepend (maprow, self->row, self->rows, extend);
		314
		315	self->rows += extend;
		316	self->y += extend;
		317	y += extend;
		318	}
		319	else if (y >= self->rows)
		320	{
		321	int extend = y - self->rows + MAP_EXTEND_Y;
		322	Append (maprow, self->row, self->rows, extend);
		323	self->rows += extend;
		324	}
		325
		326	return self->row + y;
		327	}
		328
		329	static mapcell *
		330	row_get_cell (maprow *row, int x)
		331	{
		332	if (!row->col)
		333	{
		334	Newz (0, row->col, MAP_EXTEND_X, mapcell);
		335	row->c0 = x - MAP_EXTEND_X / 4;
		336	row->c1 = row->c0 + MAP_EXTEND_X;
		337	}
		338
		339	if (row->c0 > x)
		340	{
		341	int extend = row->c0 - x + MAP_EXTEND_X;
		342	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
		343	row->c0 -= extend;
		344	}
		345	else if (x >= row->c1)
		346	{
		347	int extend = x - row->c1 + MAP_EXTEND_X;
		348	Append (mapcell, row->col, row->c1 - row->c0, extend);
		349	row->c1 += extend;
		350	}
		351
		352	return row->col + (x - row->c0);
		353	}
		354
		355	static mapcell *
		356	map_get_cell (DC__Map self, int x, int y)
		357	{
		358	return row_get_cell (map_get_row (self, y), x);
		359	}
		360
		361	static void
		362	map_clear (DC__Map self)
		363	{
		364	int r;
		365
		366	for (r = 0; r < self->rows; r++)
		367	Safefree (self->row[r].col);
		368
		369	Safefree (self->row);
		370
		371	self->x = 0;
		372	self->y = 0;
		373	self->ox = 0;
		374	self->oy = 0;
		375	self->row = 0;
		376	self->rows = 0;
		377	}
		378
		379	#define CELL_CLEAR(cell) \
		380	do { \
		381	if ((cell)->player) \
		382	(cell)->tile [2] = 0; \
		383	(cell)->darkness = 0; \
		384	(cell)->stat_hp = 0; \
		385	(cell)->flags = 0; \
		386	(cell)->player = 0; \
		387	} while (0)
		388
		389	static void
		390	map_blank (DC__Map self, int x0, int y0, int w, int h)
		391	{
		392	int x, y;
		393	maprow *row;
		394	mapcell *cell;
		395
		396	for (y = y0; y < y0 + h; y++)
		397	if (y >= 0)
		398	{
		399	if (y >= self->rows)
		400	break;
		401
		402	row = self->row + y;
		403
		404	for (x = x0; x < x0 + w; x++)
		405	if (x >= row->c0)
		406	{
		407	if (x >= row->c1)
		408	break;
		409
		410	cell = row->col + x - row->c0;
		411
		412	CELL_CLEAR (cell);
		413	}
		414	}
		415	}
		416
		417	typedef struct {
		418	tileid tile;
		419	uint8_t x, y, level;
		420	} smooth_key;
		421
		422	static void
		423	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		424	{
		425	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		426
		427	if (SvIOK (*sv))
		428	SvIV_set (*sv, SvIVX (*sv) | bits);
		429	else
		430	sv_setiv (*sv, bits);
		431	}
		432
		433	static void
		434	music_finished (void)
		435	{
		436	SDL_UserEvent ev;
		437
		438	ev.type = SDL_USEREVENT;
		439	ev.code = 0;
		440	ev.data1 = 0;
		441	ev.data2 = 0;
		442
		443	SDL_PushEvent ((SDL_Event *)&ev);
		444	}
		445
		446	static void
		447	channel_finished (int channel)
		448	{
		449	SDL_UserEvent ev;
		450
		451	ev.type = SDL_USEREVENT;
		452	ev.code = 1;
		453	ev.data1 = (void *)(long)channel;
		454	ev.data2 = 0;
		455
		456	SDL_PushEvent ((SDL_Event *)&ev);
		457	}
		458
		459	static unsigned int
		460	minpot (unsigned int n)
		461	{
		462	if (!n)
		463	return 0;
		464
		465	--n;
		466
		467	n |= n >> 1;
		468	n |= n >> 2;
		469	n |= n >> 4;
		470	n |= n >> 8;
		471	n |= n >> 16;
		472
		473	return n + 1;
		474	}
		475
		476	static unsigned int
		477	popcount (unsigned int n)
		478	{
		479	n -= (n >> 1) & 0x55555555U;
		480	n = ((n >> 2) & 0x33333333U) + (n & 0x33333333U);
		481	n = ((n >> 4) + n) & 0x0f0f0f0fU;
		482	n *= 0x01010101U;
		483
		484	return n >> 24;
		485	}
		486
		487	/* SDL should provide this, really. */
		488	#define SDLK_MODIFIER_MIN 300
		489	#define SDLK_MODIFIER_MAX 314
		490
		491	/******************************************************************************/
		492
		493	static GV *draw_x_gv, *draw_y_gv, *draw_w_gv, *draw_h_gv;
		494	static GV *hover_gv;
		495
		496	static int
		497	within_widget (SV *widget, NV x, NV y)
		498	{
		499	HV *self;
		500	SV **svp;
		501	NV wx, ww, wy, wh;
		502
		503	if (!SvROK (widget))
		504	return 0;
		505
		506	self = (HV *)SvRV (widget);
		507
		508	if (SvTYPE (self) != SVt_PVHV)
		509	return 0;
		510
		511	svp = hv_fetch (self, "y", 1, 0); wy = svp ? SvNV (*svp) : 0.;
		512	if (y < wy)
		513	return 0;
		514
		515	svp = hv_fetch (self, "h", 1, 0); wh = svp ? SvNV (*svp) : 0.;
		516	if (y >= wy + wh)
		517	return 0;
		518
		519	svp = hv_fetch (self, "x", 1, 0); wx = svp ? SvNV (*svp) : 0.;
		520	if (x < wx)
		521	return 0;
		522
		523	svp = hv_fetch (self, "w", 1, 0); ww = svp ? SvNV (*svp) : 0.;
		524	if (x >= wx + ww)
		525	return 0;
		526
		527	svp = hv_fetch (self, "can_events", sizeof ("can_events") - 1, 0);
		528	if (!svp || !SvTRUE (*svp))
		529	return 0;
		530
		531	return 1;
		532	}
		533
		534	/* process keyboard modifiers */
		535	static int
		536	mod_munge (int mod)
		537	{
		538	mod &= MOD_MASK;
		539
		540	if (mod & (KMOD_META | KMOD_ALT))
		541	mod |= KMOD_LRAM;
		542
		543	return mod;
		544	}
		545
		546	static void
		547	deliantra_main ()
		548	{
		549	char *argv[] = { 0 };
		550	call_argv ("::main", G_DISCARD | G_VOID, argv);
		551	}
		552
		553	#ifdef __MACOSX__
		554	/* to due surprising braindamage on the side of SDL design, we
		555	* do some mind-boggling hack here: SDL requires a custom main()
		556	* on OS X, so... we provide one and call the original main(), which,
		557	* due to share dlibrary magic, calls -lSDLmain's main, not perl's main,
		558	* and which calls our main (== SDL_main) back.
		559	*/
		560	extern C_LINKAGE int
		561	main (int argc, char *argv[])
		562	{
		563	deliantra_main ();
		564	}
		565
		566	#undef main
		567
		568	extern C_LINKAGE int main (int argc, char *argv[]);
		569
		570	static void
		571	SDL_braino (void)
		572	{
		573	char *argv[] = { "deliantra client", 0 };
		574	(main) (1, argv);
		575	}
		576	#else
		577	static void
		578	SDL_braino (void)
		579	{
		580	deliantra_main ();
		581	}
		582	#endif
		583
		584	MODULE = Deliantra::Client PACKAGE = DC
62		585
63	PROTOTYPES: ENABLE	586	PROTOTYPES: ENABLE
64		587
65	BOOT:	588	BOOT:
66	{	589	{
67	fontmap = pango_ft2_font_map_new ();	590	HV *stash = gv_stashpv ("DC", 1);
		591	static const struct {
		592	const char *name;
		593	IV iv;
		594	} *civ, const_iv[] = {
		595	# define const_iv(name) { # name, (IV)name }
		596	const_iv (SDLK_MODIFIER_MIN),
		597	const_iv (SDLK_MODIFIER_MAX),
		598
		599	const_iv (SDL_ACTIVEEVENT),
		600	const_iv (SDL_KEYDOWN),
		601	const_iv (SDL_KEYUP),
		602	const_iv (SDL_MOUSEMOTION),
		603	const_iv (SDL_MOUSEBUTTONDOWN),
		604	const_iv (SDL_MOUSEBUTTONUP),
		605	const_iv (SDL_JOYAXISMOTION),
		606	const_iv (SDL_JOYBALLMOTION),
		607	const_iv (SDL_JOYHATMOTION),
		608	const_iv (SDL_JOYBUTTONDOWN),
		609	const_iv (SDL_JOYBUTTONUP),
		610	const_iv (SDL_QUIT),
		611	const_iv (SDL_SYSWMEVENT),
		612	const_iv (SDL_EVENT_RESERVEDA),
		613	const_iv (SDL_EVENT_RESERVEDB),
		614	const_iv (SDL_VIDEORESIZE),
		615	const_iv (SDL_VIDEOEXPOSE),
		616	const_iv (SDL_USEREVENT),
		617
		618	const_iv (SDL_APPINPUTFOCUS),
		619	const_iv (SDL_APPMOUSEFOCUS),
		620	const_iv (SDL_APPACTIVE),
		621
		622
		623	const_iv (SDLK_UNKNOWN),
		624	const_iv (SDLK_FIRST),
		625	const_iv (SDLK_BACKSPACE),
		626	const_iv (SDLK_TAB),
		627	const_iv (SDLK_CLEAR),
		628	const_iv (SDLK_RETURN),
		629	const_iv (SDLK_PAUSE),
		630	const_iv (SDLK_ESCAPE),
		631	const_iv (SDLK_SPACE),
		632	const_iv (SDLK_EXCLAIM),
		633	const_iv (SDLK_QUOTEDBL),
		634	const_iv (SDLK_HASH),
		635	const_iv (SDLK_DOLLAR),
		636	const_iv (SDLK_AMPERSAND),
		637	const_iv (SDLK_QUOTE),
		638	const_iv (SDLK_LEFTPAREN),
		639	const_iv (SDLK_RIGHTPAREN),
		640	const_iv (SDLK_ASTERISK),
		641	const_iv (SDLK_PLUS),
		642	const_iv (SDLK_COMMA),
		643	const_iv (SDLK_MINUS),
		644	const_iv (SDLK_PERIOD),
		645	const_iv (SDLK_SLASH),
		646	const_iv (SDLK_0),
		647	const_iv (SDLK_1),
		648	const_iv (SDLK_2),
		649	const_iv (SDLK_3),
		650	const_iv (SDLK_4),
		651	const_iv (SDLK_5),
		652	const_iv (SDLK_6),
		653	const_iv (SDLK_7),
		654	const_iv (SDLK_8),
		655	const_iv (SDLK_9),
		656	const_iv (SDLK_COLON),
		657	const_iv (SDLK_SEMICOLON),
		658	const_iv (SDLK_LESS),
		659	const_iv (SDLK_EQUALS),
		660	const_iv (SDLK_GREATER),
		661	const_iv (SDLK_QUESTION),
		662	const_iv (SDLK_AT),
		663
		664	const_iv (SDLK_LEFTBRACKET),
		665	const_iv (SDLK_BACKSLASH),
		666	const_iv (SDLK_RIGHTBRACKET),
		667	const_iv (SDLK_CARET),
		668	const_iv (SDLK_UNDERSCORE),
		669	const_iv (SDLK_BACKQUOTE),
		670	const_iv (SDLK_DELETE),
		671
		672	const_iv (SDLK_FIRST),
		673	const_iv (SDLK_LAST),
		674	const_iv (SDLK_KP0),
		675	const_iv (SDLK_KP1),
		676	const_iv (SDLK_KP2),
		677	const_iv (SDLK_KP3),
		678	const_iv (SDLK_KP4),
		679	const_iv (SDLK_KP5),
		680	const_iv (SDLK_KP6),
		681	const_iv (SDLK_KP7),
		682	const_iv (SDLK_KP8),
		683	const_iv (SDLK_KP9),
		684	const_iv (SDLK_KP_PERIOD),
		685	const_iv (SDLK_KP_DIVIDE),
		686	const_iv (SDLK_KP_MULTIPLY),
		687	const_iv (SDLK_KP_MINUS),
		688	const_iv (SDLK_KP_PLUS),
		689	const_iv (SDLK_KP_ENTER),
		690	const_iv (SDLK_KP_EQUALS),
		691	const_iv (SDLK_UP),
		692	const_iv (SDLK_DOWN),
		693	const_iv (SDLK_RIGHT),
		694	const_iv (SDLK_LEFT),
		695	const_iv (SDLK_INSERT),
		696	const_iv (SDLK_HOME),
		697	const_iv (SDLK_END),
		698	const_iv (SDLK_PAGEUP),
		699	const_iv (SDLK_PAGEDOWN),
		700	const_iv (SDLK_F1),
		701	const_iv (SDLK_F2),
		702	const_iv (SDLK_F3),
		703	const_iv (SDLK_F4),
		704	const_iv (SDLK_F5),
		705	const_iv (SDLK_F6),
		706	const_iv (SDLK_F7),
		707	const_iv (SDLK_F8),
		708	const_iv (SDLK_F9),
		709	const_iv (SDLK_F10),
		710	const_iv (SDLK_F11),
		711	const_iv (SDLK_F12),
		712	const_iv (SDLK_F13),
		713	const_iv (SDLK_F14),
		714	const_iv (SDLK_F15),
		715	const_iv (SDLK_NUMLOCK),
		716	const_iv (SDLK_CAPSLOCK),
		717	const_iv (SDLK_SCROLLOCK),
		718	const_iv (SDLK_RSHIFT),
		719	const_iv (SDLK_LSHIFT),
		720	const_iv (SDLK_RCTRL),
		721	const_iv (SDLK_LCTRL),
		722	const_iv (SDLK_RALT),
		723	const_iv (SDLK_LALT),
		724	const_iv (SDLK_RMETA),
		725	const_iv (SDLK_LMETA),
		726	const_iv (SDLK_LSUPER),
		727	const_iv (SDLK_RSUPER),
		728	const_iv (SDLK_MODE),
		729	const_iv (SDLK_COMPOSE),
		730	const_iv (SDLK_HELP),
		731	const_iv (SDLK_PRINT),
		732	const_iv (SDLK_SYSREQ),
		733	const_iv (SDLK_BREAK),
		734	const_iv (SDLK_MENU),
		735	const_iv (SDLK_POWER),
		736	const_iv (SDLK_EURO),
		737	const_iv (SDLK_UNDO),
		738
		739	const_iv (KMOD_NONE),
		740	const_iv (KMOD_SHIFT),
		741	const_iv (KMOD_LSHIFT),
		742	const_iv (KMOD_RSHIFT),
		743	const_iv (KMOD_CTRL),
		744	const_iv (KMOD_LCTRL),
		745	const_iv (KMOD_RCTRL),
		746	const_iv (KMOD_ALT),
		747	const_iv (KMOD_LALT),
		748	const_iv (KMOD_RALT),
		749	const_iv (KMOD_META),
		750	const_iv (KMOD_LMETA),
		751	const_iv (KMOD_RMETA),
		752	const_iv (KMOD_NUM),
		753	const_iv (KMOD_CAPS),
		754	const_iv (KMOD_MODE),
		755
		756	const_iv (KMOD_LRAM),
		757
		758	const_iv (MIX_DEFAULT_FORMAT),
		759
		760	const_iv (SDL_INIT_TIMER),
		761	const_iv (SDL_INIT_AUDIO),
		762	const_iv (SDL_INIT_VIDEO),
		763	const_iv (SDL_INIT_CDROM),
		764	const_iv (SDL_INIT_JOYSTICK),
		765	const_iv (SDL_INIT_EVERYTHING),
		766	const_iv (SDL_INIT_NOPARACHUTE),
		767	const_iv (SDL_INIT_EVENTTHREAD),
		768
		769	const_iv (SDL_GL_RED_SIZE),
		770	const_iv (SDL_GL_GREEN_SIZE),
		771	const_iv (SDL_GL_BLUE_SIZE),
		772	const_iv (SDL_GL_ALPHA_SIZE),
		773	const_iv (SDL_GL_DOUBLEBUFFER),
		774	const_iv (SDL_GL_BUFFER_SIZE),
		775	const_iv (SDL_GL_DEPTH_SIZE),
		776	const_iv (SDL_GL_STENCIL_SIZE),
		777	const_iv (SDL_GL_ACCUM_RED_SIZE),
		778	const_iv (SDL_GL_ACCUM_GREEN_SIZE),
		779	const_iv (SDL_GL_ACCUM_BLUE_SIZE),
		780	const_iv (SDL_GL_ACCUM_ALPHA_SIZE),
		781	const_iv (SDL_GL_STEREO),
		782	const_iv (SDL_GL_MULTISAMPLEBUFFERS),
		783	const_iv (SDL_GL_MULTISAMPLESAMPLES),
		784	const_iv (SDL_GL_ACCELERATED_VISUAL),
		785	const_iv (SDL_GL_SWAP_CONTROL),
		786
		787	const_iv (FOW_DARKNESS)
		788	# undef const_iv
		789	};
		790
		791	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		792	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		793
		794	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		795	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		796	}
		797
		798	void
		799	weaken (SV *rv)
		800	PROTOTYPE: $
		801	CODE:
		802	sv_rvweaken (rv);
		803
		804	int
		805	in_destruct ()
		806	CODE:
		807	RETVAL = PL_main_cv == Nullcv;
		808	OUTPUT:
		809	RETVAL
		810
		811	NV floor (NV x)
		812
		813	NV ceil (NV x)
		814
		815	IV minpot (UV n)
		816
		817	IV popcount (UV n)
		818
		819	void
		820	pango_init ()
		821	CODE:
		822	{
		823	opengl_fontmap = pango_opengl_font_map_new ();
68	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	824	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
69	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	825	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
		826	/*pango_context_set_font_description (opengl_context, default_font);*/
		827	#if PANGO_VERSION_CHECK (1, 15, 2)
		828	pango_context_set_language (opengl_context, pango_language_from_string ("en"));
		829	/*pango_context_set_base_dir (opengl_context, PANGO_DIRECTION_WEAK_LTR);*/
		830	#endif
70	}	831	}
71		832
		833	char *SDL_GetError ()
		834
		835	void SDL_braino ()
		836
		837	int SDL_Init (U32 flags)
		838
		839	int SDL_InitSubSystem (U32 flags)
		840
		841	void SDL_QuitSubSystem (U32 flags)
		842
		843	void SDL_Quit ()
		844
		845	int SDL_GL_SetAttribute (int attr, int value)
		846
		847	int SDL_GL_GetAttribute (int attr)
		848	CODE:
		849	if (SDL_GL_GetAttribute (attr, &RETVAL))
		850	XSRETURN_UNDEF;
		851	OUTPUT:
		852	RETVAL
		853
72	void	854	void
73	lowdelay (int fd, int val = 1)	855	SDL_ListModes (int rgb, int alpha)
74	CODE:	856	PPCODE:
75	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	857	{
		858	SDL_Rect **m;
		859
		860	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		861	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		862	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		863	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
76		864
77	char *	865	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
78	gl_version ()	866	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
		867
		868	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
		869	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		870	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
		871	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		872
		873	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		874	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		875
		876	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		877
		878	if (m && m != (SDL_Rect **)-1)
		879	while (*m)
		880	{
		881	if ((*m)->w >= 400 && (*m)->h >= 300)
		882	{
		883	AV *av = newAV ();
		884	av_push (av, newSViv ((*m)->w));
		885	av_push (av, newSViv ((*m)->h));
		886	av_push (av, newSViv (rgb));
		887	av_push (av, newSViv (alpha));
		888	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		889	}
		890
		891	++m;
		892	}
		893	}
		894
		895	int
		896	SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
79	CODE:	897	CODE:
80	RETVAL = (char *)glGetString (GL_VERSION);	898	{
		899	SDL_EnableUNICODE (1);
		900	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		901
		902	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		903	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		904	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		905	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		906
		907	RETVAL = !!SDL_SetVideoMode (
		908	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		909	);
		910
		911	if (RETVAL)
		912	{
		913	av_clear (texture_av);
		914
		915	SDL_WM_SetCaption ("Deliantra MORPG Client " VERSION, "Deliantra");
		916	#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		917	#include "glfunc.h"
		918	#undef GL_FUNC
		919	}
		920	}
81	OUTPUT:	921	OUTPUT:
82	RETVAL	922	RETVAL
83		923
		924	void
		925	SDL_GL_SwapBuffers ()
		926
84	char *	927	char *
85	gl_extensions ()	928	SDL_GetKeyName (int sym)
		929
		930	int
		931	SDL_GetAppState ()
		932
		933	int
		934	SDL_GetModState ()
		935
		936	void
		937	poll_events ()
86	CODE:	938	PPCODE:
87	RETVAL = (char *)glGetString (GL_EXTENSIONS);	939	{
		940	SDL_Event ev;
		941
		942	SDL_PumpEvents ();
		943	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
		944	{
		945	HV *hv = newHV ();
		946	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		947
		948	switch (ev.type)
		949	{
		950	case SDL_KEYDOWN:
		951	case SDL_KEYUP:
		952	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		953	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		954	hv_store (hv, "mod", 3, newSViv (mod_munge (ev.key.keysym.mod)), 0);
		955	hv_store (hv, "cmod", 4, newSViv (mod_munge (SDL_GetModState ())), 0); /* current mode */
		956	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		957	break;
		958
		959	case SDL_ACTIVEEVENT:
		960	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		961	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		962	break;
		963
		964	case SDL_MOUSEMOTION:
		965	{
		966	int state = ev.motion.state;
		967	int x = ev.motion.x;
		968	int y = ev.motion.y;
		969	int xrel = ev.motion.xrel;
		970	int yrel = ev.motion.yrel;
		971
		972	/* do simplistic event compression */
		973	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		974	&& state == ev.motion.state)
		975	{
		976	xrel += ev.motion.xrel;
		977	yrel += ev.motion.yrel;
		978	x = ev.motion.x;
		979	y = ev.motion.y;
		980	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		981	}
		982
		983	hv_store (hv, "mod", 3, newSViv (mod_munge (SDL_GetModState ())), 0);
		984	hv_store (hv, "state", 5, newSViv (state), 0);
		985	hv_store (hv, "x", 1, newSViv (x), 0);
		986	hv_store (hv, "y", 1, newSViv (y), 0);
		987	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
		988	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		989	}
		990	break;
		991
		992	case SDL_MOUSEBUTTONDOWN:
		993	case SDL_MOUSEBUTTONUP:
		994	hv_store (hv, "mod", 3, newSViv (SDL_GetModState () & MOD_MASK), 0);
		995
		996	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		997	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		998	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		999	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		1000	break;
		1001
		1002	case SDL_USEREVENT:
		1003	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		1004	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		1005	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		1006	break;
		1007	}
		1008
		1009	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("DC::UI::Event", 1))));
		1010	}
		1011	}
		1012
		1013	int
		1014	Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 4096)
		1015	POSTCALL:
		1016	Mix_HookMusicFinished (music_finished);
		1017	Mix_ChannelFinished (channel_finished);
		1018
		1019	void
		1020	Mix_QuerySpec ()
		1021	PPCODE:
		1022	{
		1023	int freq, channels;
		1024	Uint16 format;
		1025
		1026	if (Mix_QuerySpec (&freq, &format, &channels))
		1027	{
		1028	EXTEND (SP, 3);
		1029	PUSHs (sv_2mortal (newSViv (freq)));
		1030	PUSHs (sv_2mortal (newSViv (format)));
		1031	PUSHs (sv_2mortal (newSViv (channels)));
		1032	}
		1033	}
		1034
		1035	void
		1036	Mix_CloseAudio ()
		1037
		1038	int
		1039	Mix_AllocateChannels (int numchans = -1)
		1040
		1041	const char *
		1042	Mix_GetError ()
		1043
		1044	void
		1045	lowdelay (int fd, int val = 1)
		1046	CODE:
		1047	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		1048
		1049	void
		1050	win32_proxy_info ()
		1051	PPCODE:
		1052	{
		1053	#ifdef _WIN32
		1054	char buffer[2048];
		1055	DWORD buflen;
		1056
		1057	EXTEND (SP, 3);
		1058
		1059	buflen = sizeof (buffer);
		1060	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		1061	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		1062	{
		1063	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		1064
		1065	buflen = sizeof (buffer);
		1066	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		1067	{
		1068	PUSHs (newSVpv (buffer, 0));
		1069
		1070	buflen = sizeof (buffer);
		1071	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		1072	PUSHs (newSVpv (buffer, 0));
		1073	}
		1074	}
		1075	#endif
		1076	}
		1077
		1078	int
		1079	add_font (char *file)
		1080	CODE:
		1081	RETVAL = FcConfigAppFontAddFile (0, (const FcChar8 *)file);
88	OUTPUT:	1082	OUTPUT:
89	RETVAL	1083	RETVAL
90
91	void
92	add_font (char *file)
93	CODE:
94	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
95
96	void
97	set_font (char *file)
98	CODE:
99	{
100	int count;
101	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
102	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
103	FcPatternDestroy (pattern);
104	pango_context_set_font_description (context, font);
105	}
106		1084
107	void	1085	void
108	load_image_inline (SV *image_)	1086	load_image_inline (SV *image_)
109	ALIAS:	1087	ALIAS:
110	load_image_file = 1	1088	load_image_file = 1
…		…
113	STRLEN image_len;	1091	STRLEN image_len;
114	char *image = (char *)SvPVbyte (image_, image_len);	1092	char *image = (char *)SvPVbyte (image_, image_len);
115	SDL_Surface *surface, *surface2;	1093	SDL_Surface *surface, *surface2;
116	SDL_PixelFormat fmt;	1094	SDL_PixelFormat fmt;
117	SDL_RWops *rw = ix	1095	SDL_RWops *rw = ix
118	? SDL_RWFromFile (image, "r")	1096	? SDL_RWFromFile (image, "rb")
119	: SDL_RWFromConstMem (image, image_len);	1097	: SDL_RWFromConstMem (image, image_len);
120		1098
121	if (!rw)	1099	if (!rw)
122	croak ("load_image: unable to open file");	1100	croak ("load_image: %s", SDL_GetError ());
123		1101
124	surface = IMG_Load_RW (rw, 1);	1102	surface = IMG_Load_RW (rw, 1);
125	if (!surface)	1103	if (!surface)
126	croak ("load_image: unable to read file");	1104	croak ("load_image: %s", SDL_GetError ());
127		1105
128	fmt.palette = NULL;	1106	fmt.palette = NULL;
129	fmt.BitsPerPixel = 32;	1107	fmt.BitsPerPixel = 32;
130	fmt.BytesPerPixel = 4;	1108	fmt.BytesPerPixel = 4;
		1109	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
131	fmt.Rmask = 0x000000ff;	1110	fmt.Rmask = 0x000000ff;
132	fmt.Gmask = 0x0000ff00;	1111	fmt.Gmask = 0x0000ff00;
133	fmt.Bmask = 0x00ff0000;	1112	fmt.Bmask = 0x00ff0000;
134	fmt.Amask = 0xff000000;	1113	fmt.Amask = 0xff000000;
		1114	#else
		1115	fmt.Rmask = 0xff000000;
		1116	fmt.Gmask = 0x00ff0000;
		1117	fmt.Bmask = 0x0000ff00;
		1118	fmt.Amask = 0x000000ff;
		1119	#endif
135	fmt.Rloss = 0;	1120	fmt.Rloss = 0;
136	fmt.Gloss = 0;	1121	fmt.Gloss = 0;
137	fmt.Bloss = 0;	1122	fmt.Bloss = 0;
138	fmt.Aloss = 0;	1123	fmt.Aloss = 0;
139	fmt.Rshift = 0;	1124	fmt.Rshift = 0;
…		…
143	fmt.colorkey = 0;	1128	fmt.colorkey = 0;
144	fmt.alpha = 0;	1129	fmt.alpha = 0;
145		1130
146	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	1131	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
147		1132
		1133	assert (surface2->pitch == surface2->w * 4);
		1134
		1135	SDL_LockSurface (surface2);
148	EXTEND (SP, 5);	1136	EXTEND (SP, 6);
149	PUSHs (sv_2mortal (newSViv (surface2->w)));	1137	PUSHs (sv_2mortal (newSViv (surface2->w)));
150	PUSHs (sv_2mortal (newSViv (surface2->h)));	1138	PUSHs (sv_2mortal (newSViv (surface2->h)));
151	SDL_LockSurface (surface2);
152	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	1139	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
153	SDL_UnlockSurface (surface2);
154	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	1140	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
155	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	1141	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
156	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	1142	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		1143	SDL_UnlockSurface (surface2);
157		1144
158	SDL_FreeSurface (surface);	1145	SDL_FreeSurface (surface);
159	SDL_FreeSurface (surface2);	1146	SDL_FreeSurface (surface2);
160	}	1147	}
161		1148
162	MODULE = CFClient PACKAGE = CFClient::Layout	1149	void
163		1150	average (int x, int y, uint32_t *data)
164	CFClient::Layout
165	new (SV *class, int base_height = 10)
166	CODE:	1151	PPCODE:
167	New (0, RETVAL, 1, struct cf_layout);	1152	{
168	RETVAL->base_height = base_height;	1153	uint32_t r = 0, g = 0, b = 0, a = 0;
169	RETVAL->pl = pango_layout_new (context);	1154
170	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	1155	x = y = x * y;
		1156
		1157	while (x--)
		1158	{
		1159	uint32_t p = *data++;
		1160
		1161	r += (p ) & 255;
		1162	g += (p >> 8) & 255;
		1163	b += (p >> 16) & 255;
		1164	a += (p >> 24) & 255;
		1165	}
		1166
		1167	EXTEND (SP, 4);
		1168	PUSHs (sv_2mortal (newSViv (r / y)));
		1169	PUSHs (sv_2mortal (newSViv (g / y)));
		1170	PUSHs (sv_2mortal (newSViv (b / y)));
		1171	PUSHs (sv_2mortal (newSViv (a / y)));
		1172	}
		1173
		1174	void
		1175	error (char *message)
		1176	CODE:
		1177	fprintf (stderr, "ERROR: %s\n", message);
		1178	#ifdef _WIN32
		1179	MessageBox (0, message, "Deliantra Client Error", MB_OK | MB_ICONERROR);
		1180	#endif
		1181
		1182	void
		1183	fatal (char *message)
		1184	CODE:
		1185	fprintf (stderr, "FATAL: %s\n", message);
		1186	#ifdef _WIN32
		1187	MessageBox (0, message, "Deliantra Client Fatal Error", MB_OK | MB_ICONERROR);
		1188	#endif
		1189	_exit (1);
		1190
		1191	void
		1192	_exit (int retval = 0)
		1193	CODE:
		1194	#ifdef WIN32
		1195	ExitThread (retval); // unclean, please beam me up
		1196	#else
		1197	_exit (retval);
		1198	#endif
		1199
		1200	void
		1201	debug ()
		1202	CODE:
		1203	{
		1204	#if DEBUG
		1205	VALGRIND_DO_LEAK_CHECK;
		1206	#endif
		1207	}
		1208
		1209	MODULE = Deliantra::Client PACKAGE = DC::Font
		1210
		1211	PROTOTYPES: DISABLE
		1212
		1213	DC::Font
		1214	new_from_file (SV *class, char *path, int id = 0)
		1215	CODE:
		1216	{
		1217	int count;
		1218	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		1219	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		1220	FcPatternDestroy (pattern);
		1221	}
171	OUTPUT:	1222	OUTPUT:
172	RETVAL	1223	RETVAL
173		1224
174	void	1225	void
		1226	DESTROY (DC::Font self)
		1227	CODE:
		1228	pango_font_description_free (self);
		1229
		1230	void
		1231	make_default (DC::Font self)
		1232	PROTOTYPE: $
		1233	CODE:
		1234	default_font = self;
		1235
		1236	MODULE = Deliantra::Client PACKAGE = DC::Layout
		1237
		1238	PROTOTYPES: DISABLE
		1239
		1240	void
		1241	glyph_cache_backup ()
		1242	PROTOTYPE:
		1243	CODE:
		1244	tc_backup ();
		1245
		1246	void
		1247	glyph_cache_restore ()
		1248	PROTOTYPE:
		1249	CODE:
		1250	tc_restore ();
		1251
		1252	DC::Layout
		1253	new (SV *class)
		1254	CODE:
		1255	New (0, RETVAL, 1, struct cf_layout);
		1256
		1257	RETVAL->pl = pango_layout_new (opengl_context);
		1258	RETVAL->r = 1.;
		1259	RETVAL->g = 1.;
		1260	RETVAL->b = 1.;
		1261	RETVAL->a = 1.;
		1262	RETVAL->base_height = MIN_FONT_HEIGHT;
		1263	RETVAL->font = 0;
		1264	RETVAL->rc = rc_alloc ();
		1265
		1266	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		1267	layout_update_font (RETVAL);
		1268	OUTPUT:
		1269	RETVAL
		1270
		1271	void
175	DESTROY (CFClient::Layout self)	1272	DESTROY (DC::Layout self)
176	CODE:	1273	CODE:
177	g_object_unref (self->pl);	1274	g_object_unref (self->pl);
		1275	rc_free (self->rc);
178	Safefree (self);	1276	Safefree (self);
179		1277
180	void	1278	void
181	set_markup (CFClient::Layout self, SV *text_)	1279	set_text (DC::Layout self, SV *text_)
182	CODE:	1280	CODE:
183	{	1281	{
184	STRLEN textlen;	1282	STRLEN textlen;
185	char *text = SvPVutf8 (text_, textlen);	1283	char *text = SvPVutf8 (text_, textlen);
186		1284
		1285	pango_layout_set_text (self->pl, text, textlen);
		1286	}
		1287
		1288	void
		1289	set_markup (DC::Layout self, SV *text_)
		1290	CODE:
		1291	{
		1292	STRLEN textlen;
		1293	char *text = SvPVutf8 (text_, textlen);
		1294
187	pango_layout_set_markup (self->pl, text, textlen);	1295	pango_layout_set_markup (self->pl, text, textlen);
188	}	1296	}
189		1297
190	void	1298	void
		1299	set_shapes (DC::Layout self, ...)
		1300	CODE:
		1301	{
		1302	PangoAttrList *attrs = 0;
		1303	const char *text = pango_layout_get_text (self->pl);
		1304	const char *pos = text;
		1305	int arg = 4;
		1306
		1307	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		1308	{
		1309	PangoRectangle inkrect, rect;
		1310	PangoAttribute *attr;
		1311
		1312	int x = SvIV (ST (arg - 3));
		1313	int y = SvIV (ST (arg - 2));
		1314	int w = SvIV (ST (arg - 1));
		1315	int h = SvIV (ST (arg ));
		1316
		1317	inkrect.x = 0;
		1318	inkrect.y = 0;
		1319	inkrect.width = 0;
		1320	inkrect.height = 0;
		1321
		1322	rect.x = x * PANGO_SCALE;
		1323	rect.y = y * PANGO_SCALE;
		1324	rect.width = w * PANGO_SCALE;
		1325	rect.height = h * PANGO_SCALE;
		1326
		1327	if (!attrs)
		1328	attrs = pango_layout_get_attributes (self->pl);
		1329
		1330	attr = pango_attr_shape_new (&inkrect, &rect);
		1331	attr->start_index = pos - text;
		1332	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1333	pango_attr_list_insert (attrs, attr);
		1334
		1335	arg += 4;
		1336	pos += sizeof (OBJ_STR) - 1;
		1337	}
		1338
		1339	if (attrs)
		1340	pango_layout_set_attributes (self->pl, attrs);
		1341	}
		1342
		1343	void
		1344	get_shapes (DC::Layout self)
		1345	PPCODE:
		1346	{
		1347	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1348
		1349	do
		1350	{
		1351	PangoLayoutRun *run = pango_layout_iter_get_run_readonly (iter);
		1352
		1353	if (run && shape_attr_p (run))
		1354	{
		1355	PangoRectangle extents;
		1356	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1357
		1358	EXTEND (SP, 2);
		1359	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1360	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1361	}
		1362	}
		1363	while (pango_layout_iter_next_run (iter));
		1364
		1365	pango_layout_iter_free (iter);
		1366	}
		1367
		1368	int
		1369	has_wrapped (DC::Layout self)
		1370	CODE:
		1371	{
		1372	int lines = 1;
		1373	const char *text = pango_layout_get_text (self->pl);
		1374
		1375	while (*text)
		1376	lines += *text++ == '\n';
		1377
		1378	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1379	}
		1380	OUTPUT:
		1381	RETVAL
		1382
		1383	SV *
		1384	get_text (DC::Layout self)
		1385	CODE:
		1386	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1387	sv_utf8_decode (RETVAL);
		1388	OUTPUT:
		1389	RETVAL
		1390
		1391	void
		1392	set_foreground (DC::Layout self, float r, float g, float b, float a = 1.)
		1393	CODE:
		1394	self->r = r;
		1395	self->g = g;
		1396	self->b = b;
		1397	self->a = a;
		1398
		1399	void
		1400	set_font (DC::Layout self, DC::Font font = 0)
		1401	CODE:
		1402	if (self->font != font)
		1403	{
		1404	self->font = font;
		1405	layout_update_font (self);
		1406	}
		1407
		1408	void
191	set_height (CFClient::Layout self, int base_height)	1409	set_height (DC::Layout self, int base_height)
192	CODE:	1410	CODE:
		1411	if (self->base_height != base_height)
		1412	{
193	self->base_height = base_height;	1413	self->base_height = base_height;
		1414	layout_update_font (self);
		1415	}
194		1416
195	void	1417	void
196	set_width (CFClient::Layout self, int max_width = -1)	1418	set_width (DC::Layout self, int max_width = -1)
197	CODE:	1419	CODE:
198	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1420	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
199		1421
200	void	1422	void
		1423	set_indent (DC::Layout self, int indent)
		1424	CODE:
		1425	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1426
		1427	void
		1428	set_spacing (DC::Layout self, int spacing)
		1429	CODE:
		1430	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1431
		1432	void
		1433	set_ellipsise (DC::Layout self, int ellipsise)
		1434	CODE:
		1435	pango_layout_set_ellipsize (self->pl,
		1436	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1437	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1438	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1439	: PANGO_ELLIPSIZE_NONE
		1440	);
		1441
		1442	void
		1443	set_single_paragraph_mode (DC::Layout self, int spm)
		1444	CODE:
		1445	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1446
		1447	void
201	size (CFClient::Layout self)	1448	size (DC::Layout self)
202	PPCODE:	1449	PPCODE:
203	{	1450	{
204	int w, h;	1451	int w, h;
205		1452
206	layout_update (self);
207	layout_get_pixel_size (self, &w, &h);	1453	layout_get_pixel_size (self, &w, &h);
208		1454
209	EXTEND (SP, 2);	1455	EXTEND (SP, 2);
210	PUSHs (sv_2mortal (newSViv (w)));	1456	PUSHs (sv_2mortal (newSViv (w)));
211	PUSHs (sv_2mortal (newSViv (h)));	1457	PUSHs (sv_2mortal (newSViv (h)));
212	}	1458	}
213		1459
214	int	1460	int
215	xy_to_index (CFClient::Layout self, int x, int y)	1461	descent (DC::Layout self)
216	CODE:	1462	CODE:
217	{	1463	{
218	int index, trailing;	1464	PangoRectangle rect;
219		1465	PangoLayoutLine *line = pango_layout_get_line_readonly (self->pl, 0);
220	layout_update (self);	1466	pango_layout_line_get_pixel_extents (line, 0, &rect);
221	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1467	RETVAL = PANGO_DESCENT (rect);
222
223	RETVAL = index;
224	}	1468	}
225	OUTPUT:	1469	OUTPUT:
226	RETVAL	1470	RETVAL
227		1471
		1472	int
		1473	xy_to_index (DC::Layout self, int x, int y)
		1474	CODE:
		1475	{
		1476	int index, trailing;
		1477	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1478	RETVAL = index + trailing;
		1479	}
		1480	OUTPUT:
		1481	RETVAL
		1482
228	void	1483	void
229	cursor_pos (CFClient::Layout self, int index)	1484	cursor_pos (DC::Layout self, int index)
230	PPCODE:	1485	PPCODE:
231	{	1486	{
232	PangoRectangle strong_pos;	1487	PangoRectangle pos;
233	layout_update (self);
234	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1488	pango_layout_get_cursor_pos (self->pl, index, &pos, 0);
		1489
235	EXTEND (SP, 3);	1490	EXTEND (SP, 3);
236	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1491	PUSHs (sv_2mortal (newSViv (pos.x / PANGO_SCALE)));
237	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1492	PUSHs (sv_2mortal (newSViv (pos.y / PANGO_SCALE)));
238	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1493	PUSHs (sv_2mortal (newSViv (pos.height / PANGO_SCALE)));
239	}	1494	}
240		1495
241	void	1496	void
242	render (CFClient::Layout self)	1497	index_to_line_x (DC::Layout self, int index, int trailing = 0)
243	PPCODE:	1498	PPCODE:
244	{	1499	{
245	SV *retval;	1500	int line, x;
246	int w, h;
247	FT_Bitmap bitmap;
248		1501
249	layout_update (self);	1502	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
250	layout_get_pixel_size (self, &w, &h);	1503	#if !PANGO_VERSION_CHECK (1, 17, 3)
251		1504	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
252	retval = newSV (w * h);	1505	--line;
253	SvPOK_only (retval);	1506	#endif
254	SvCUR_set (retval, w * h);
255
256	bitmap.rows = h;
257	bitmap.width = w;
258	bitmap.pitch = w;
259	bitmap.buffer = (unsigned char*)SvPVX (retval);
260	bitmap.num_grays = 256;
261	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
262
263	memset (bitmap.buffer, 0, w * h);
264
265	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
266
267	EXTEND (SP, 3);	1507	EXTEND (SP, 2);
268	PUSHs (sv_2mortal (newSViv (w)));	1508	PUSHs (sv_2mortal (newSViv (line)));
		1509	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1510	}
		1511
		1512	void
		1513	line_x_to_index (DC::Layout self, int line, int x)
		1514	PPCODE:
		1515	{
		1516	PangoLayoutLine *lp;
		1517	int index, trailing;
		1518
		1519	if (line < 0)
		1520	XSRETURN_EMPTY;
		1521
		1522	if (!(lp = pango_layout_get_line_readonly (self->pl, line)))
		1523	XSRETURN_EMPTY; /* do better */
		1524
		1525	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1526
		1527	EXTEND (SP, 2);
		1528	if (GIMME_V == G_SCALAR)
		1529	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1530	else
		1531	{
269	PUSHs (sv_2mortal (newSViv (h)));	1532	PUSHs (sv_2mortal (newSViv (index)));
270	PUSHs (sv_2mortal (retval));	1533	PUSHs (sv_2mortal (newSViv (trailing)));
		1534	}
271	}	1535	}
272		1536
		1537	void
		1538	render (DC::Layout self, float x, float y, int flags = 0)
		1539	CODE:
		1540	rc_clear (self->rc);
		1541	pango_opengl_render_layout_subpixel (
		1542	self->pl,
		1543	self->rc,
		1544	x * PANGO_SCALE, y * PANGO_SCALE,
		1545	self->r, self->g, self->b, self->a,
		1546	flags
		1547	);
		1548	// we assume that context_change actually clears/frees stuff
		1549	// and does not do any recomputation...
		1550	pango_layout_context_changed (self->pl);
		1551
		1552	void
		1553	draw (DC::Layout self)
		1554	CODE:
		1555	{
		1556	glEnable (GL_TEXTURE_2D);
		1557	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
		1558	glEnable (GL_BLEND);
		1559	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1560	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1561	glEnable (GL_ALPHA_TEST);
		1562	glAlphaFunc (GL_GREATER, 7.f / 255.f);
		1563
		1564	rc_draw (self->rc);
		1565
		1566	glDisable (GL_ALPHA_TEST);
		1567	glDisable (GL_BLEND);
		1568	glDisable (GL_TEXTURE_2D);
		1569	}
		1570
273	MODULE = CFClient PACKAGE = CFClient::Texture	1571	MODULE = Deliantra::Client PACKAGE = DC::Texture
274		1572
		1573	PROTOTYPES: ENABLE
		1574
275	void	1575	void
276	draw_quad (SV *self, double x, double y, double w = 0, double h = 0)	1576	pad (SV *data_, int ow, int oh, int nw, int nh)
		1577	CODE:
		1578	{
		1579	if ((nw != ow || nh != oh) && SvOK (data_))
		1580	{
		1581	STRLEN datalen;
		1582	char *data = SvPVbyte (data_, datalen);
		1583	int bpp = datalen / (ow * oh);
		1584	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1585
		1586	SvPOK_only (result_);
		1587	SvCUR_set (result_, nw * nh * bpp);
		1588
		1589	memset (SvPVX (result_), 0, nw * nh * bpp);
		1590	while (oh--)
		1591	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1592
		1593	sv_setsv (data_, result_);
		1594	}
		1595	}
		1596
		1597	void
		1598	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
277	PROTOTYPE: $$$;$$	1599	PROTOTYPE: $$$;$$
		1600	ALIAS:
		1601	draw_quad_alpha = 1
		1602	draw_quad_alpha_premultiplied = 2
278	CODE:	1603	CODE:
279	{	1604	{
280	HV *hv = (HV *)SvRV (self);	1605	HV *hv = (HV *)SvRV (self);
281	double s = SvNV (*hv_fetch (hv, "s", 1, 1));	1606	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
282	double t = SvNV (*hv_fetch (hv, "t", 1, 1));	1607	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
283	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1608	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
		1609
		1610	if (name <= 0)
		1611	XSRETURN_EMPTY;
284		1612
285	if (items < 5)	1613	if (items < 5)
286	{	1614	{
287	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1615	w = SvNV (*hv_fetch (hv, "w", 1, 1));
288	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1616	h = SvNV (*hv_fetch (hv, "h", 1, 1));
289	}	1617	}
290		1618
		1619	if (ix)
		1620	{
		1621	glEnable (GL_BLEND);
		1622
		1623	if (ix == 2)
		1624	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1625	else
		1626	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1627	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1628
		1629	glEnable (GL_ALPHA_TEST);
		1630	glAlphaFunc (GL_GREATER, 0.01f);
		1631	}
		1632
291	glBindTexture (GL_TEXTURE_2D, name);	1633	glBindTexture (GL_TEXTURE_2D, name);
		1634
292	glBegin (GL_QUADS);	1635	glBegin (GL_QUADS);
293	glTexCoord2d (0, 0); glVertex2d (x , y );	1636	glTexCoord2f (0, 0); glVertex2f (x , y );
294	glTexCoord2d (0, t); glVertex2d (x , y + h);	1637	glTexCoord2f (0, t); glVertex2f (x , y + h);
295	glTexCoord2d (s, t); glVertex2d (x + w, y + h);	1638	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
296	glTexCoord2d (s, 0); glVertex2d (x + w, y );	1639	glTexCoord2f (s, 0); glVertex2f (x + w, y );
297	glEnd ();	1640	glEnd ();
		1641
		1642	if (ix)
		1643	{
		1644	glDisable (GL_ALPHA_TEST);
		1645	glDisable (GL_BLEND);
		1646	}
298	}	1647	}
		1648
		1649	IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
		1650	CODE:
		1651	{
		1652	GLint width;
		1653	glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
		1654	glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
		1655	RETVAL = width > 0;
		1656	}
		1657	OUTPUT:
		1658	RETVAL
		1659
		1660	MODULE = Deliantra::Client PACKAGE = DC::Map
		1661
		1662	PROTOTYPES: DISABLE
		1663
		1664	DC::Map
		1665	new (SV *class)
		1666	CODE:
		1667	New (0, RETVAL, 1, struct map);
		1668	RETVAL->x = 0;
		1669	RETVAL->y = 0;
		1670	RETVAL->w = 0;
		1671	RETVAL->h = 0;
		1672	RETVAL->ox = 0;
		1673	RETVAL->oy = 0;
		1674	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
		1675	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
		1676	RETVAL->rows = 0;
		1677	RETVAL->row = 0;
		1678	OUTPUT:
		1679	RETVAL
		1680
		1681	void
		1682	DESTROY (DC::Map self)
		1683	CODE:
		1684	{
		1685	map_clear (self);
		1686	Safefree (self->face2tile);
		1687	Safefree (self->tex);
		1688	Safefree (self);
		1689	}
		1690
		1691	void
		1692	resize (DC::Map self, int map_width, int map_height)
		1693	CODE:
		1694	self->w = map_width;
		1695	self->h = map_height;
		1696
		1697	void
		1698	clear (DC::Map self)
		1699	CODE:
		1700	map_clear (self);
		1701
		1702	void
		1703	set_tileid (DC::Map self, int face, int tile)
		1704	CODE:
		1705	{
		1706	need_facenum (self, face); self->face2tile [face] = tile;
		1707	need_texid (self, tile);
		1708	}
		1709
		1710	void
		1711	set_smooth (DC::Map self, int face, int smooth, int level)
		1712	CODE:
		1713	{
		1714	tileid texid;
		1715	maptex *tex;
		1716
		1717	if (face < 0 || face >= self->faces)
		1718	return;
		1719
		1720	if (smooth < 0 || smooth >= self->faces)
		1721	return;
		1722
		1723	texid = self->face2tile [face];
		1724
		1725	if (!texid)
		1726	return;
		1727
		1728	tex = self->tex + texid;
		1729	tex->smoothtile = self->face2tile [smooth];
		1730	tex->smoothlevel = level;
		1731	}
		1732
		1733	void
		1734	set_texture (DC::Map self, int texid, int name, int w, int h, float s, float t, int r, int g, int b, int a)
		1735	CODE:
		1736	{
		1737	need_texid (self, texid);
		1738
		1739	{
		1740	maptex *tex = self->tex + texid;
		1741
		1742	tex->name = name;
		1743	tex->w = w;
		1744	tex->h = h;
		1745	tex->s = s;
		1746	tex->t = t;
		1747	tex->r = r;
		1748	tex->g = g;
		1749	tex->b = b;
		1750	tex->a = a;
		1751	}
		1752
		1753	// somewhat hackish, but for textures that require it, it really
		1754	// improves the look, and most others don't suffer.
		1755	glBindTexture (GL_TEXTURE_2D, name);
		1756	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1757	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1758	// use uglier nearest interpolation because linear suffers
		1759	// from transparent color bleeding and ugly wrapping effects.
		1760	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1761	}
		1762
		1763	int
		1764	ox (DC::Map self)
		1765	ALIAS:
		1766	oy = 1
		1767	x = 2
		1768	y = 3
		1769	w = 4
		1770	h = 5
		1771	CODE:
		1772	switch (ix)
		1773	{
		1774	case 0: RETVAL = self->ox; break;
		1775	case 1: RETVAL = self->oy; break;
		1776	case 2: RETVAL = self->x; break;
		1777	case 3: RETVAL = self->y; break;
		1778	case 4: RETVAL = self->w; break;
		1779	case 5: RETVAL = self->h; break;
		1780	}
		1781	OUTPUT:
		1782	RETVAL
		1783
		1784	void
		1785	scroll (DC::Map self, int dx, int dy)
		1786	CODE:
		1787	{
		1788	if (dx > 0)
		1789	map_blank (self, self->x, self->y, dx, self->h);
		1790	else if (dx < 0)
		1791	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
		1792
		1793	if (dy > 0)
		1794	map_blank (self, self->x, self->y, self->w, dy);
		1795	else if (dy < 0)
		1796	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
		1797
		1798	self->ox += dx; self->x += dx;
		1799	self->oy += dy; self->y += dy;
		1800
		1801	while (self->y < 0)
		1802	{
		1803	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
		1804
		1805	self->rows += MAP_EXTEND_Y;
		1806	self->y += MAP_EXTEND_Y;
		1807	}
		1808	}
		1809
		1810	SV *
		1811	map1a_update (DC::Map self, SV *data_, int extmap)
		1812	CODE:
		1813	{
		1814	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
		1815	uint8_t *data_end = (uint8_t *)SvEND (data_);
		1816	mapcell *cell;
		1817	int x, y, z, flags;
		1818	AV *missing = newAV ();
		1819	RETVAL = newRV_noinc ((SV *)missing);
		1820
		1821	while (data < data_end - 1)
		1822	{
		1823	flags = (data [0] << 8) + data [1]; data += 2;
		1824
		1825	x = self->x + ((flags >> 10) & 63);
		1826	y = self->y + ((flags >> 4) & 63);
		1827
		1828	cell = map_get_cell (self, x, y);
		1829
		1830	if (flags & 15)
		1831	{
		1832	if (!cell->darkness)
		1833	{
		1834	memset (cell, 0, sizeof (*cell));
		1835	cell->darkness = 256;
		1836	}
		1837
		1838	//TODO: don't trust server data to be in-range(!)
		1839
		1840	if (flags & 8)
		1841	{
		1842	if (extmap)
		1843	{
		1844	uint8_t ext, cmd;
		1845
		1846	do
		1847	{
		1848	ext = *data++;
		1849	cmd = ext & 0x7f;
		1850
		1851	if (cmd < 4)
		1852	cell->darkness = 255 - ext * 64 + 1;
		1853	else if (cmd == 5) // health
		1854	{
		1855	cell->stat_width = 1;
		1856	cell->stat_hp = *data++;
		1857	}
		1858	else if (cmd == 6) // monster width
		1859	cell->stat_width = *data++ + 1;
		1860	else if (cmd == 0x47)
		1861	{
		1862	if (*data == 1) cell->player = data [1];
		1863	else if (*data == 2) cell->player = data [2] + (data [1] << 8);
		1864	else if (*data == 3) cell->player = data [3] + (data [2] << 8) + (data [1] << 16);
		1865	else if (*data == 4) cell->player = data [4] + (data [3] << 8) + (data [2] << 16) + (data [1] << 24);
		1866
		1867	data += *data + 1;
		1868	}
		1869	else if (cmd == 8) // cell flags
		1870	cell->flags = *data++;
		1871	else if (ext & 0x40) // unknown, multibyte => skip
		1872	data += *data + 1;
		1873	else
		1874	data++;
		1875	}
		1876	while (ext & 0x80);
		1877	}
		1878	else
		1879	cell->darkness = *data++ + 1;
		1880	}
		1881
		1882	for (z = 0; z <= 2; ++z)
		1883	if (flags & (4 >> z))
		1884	{
		1885	faceid face = (data [0] << 8) + data [1]; data += 2;
		1886	need_facenum (self, face);
		1887	cell->tile [z] = self->face2tile [face];
		1888
		1889	if (cell->tile [z])
		1890	{
		1891	maptex *tex = self->tex + cell->tile [z];
		1892	if (!tex->name)
		1893	av_push (missing, newSViv (cell->tile [z]));
		1894
		1895	if (tex->smoothtile)
		1896	{
		1897	maptex *smooth = self->tex + tex->smoothtile;
		1898	if (!smooth->name)
		1899	av_push (missing, newSViv (tex->smoothtile));
		1900	}
		1901	}
		1902	}
		1903	}
		1904	else
		1905	CELL_CLEAR (cell);
		1906	}
		1907	}
		1908	OUTPUT:
		1909	RETVAL
		1910
		1911	SV *
		1912	mapmap (DC::Map self, int x0, int y0, int w, int h)
		1913	CODE:
		1914	{
		1915	int x1, x;
		1916	int y1, y;
		1917	int z;
		1918	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1919	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1920
		1921	SvPOK_only (map_sv);
		1922	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1923
		1924	x0 += self->x; x1 = x0 + w;
		1925	y0 += self->y; y1 = y0 + h;
		1926
		1927	for (y = y0; y < y1; y++)
		1928	{
		1929	maprow *row = 0 <= y && y < self->rows
		1930	? self->row + y
		1931	: 0;
		1932
		1933	for (x = x0; x < x1; x++)
		1934	{
		1935	int r = 32, g = 32, b = 32, a = 192;
		1936
		1937	if (row && row->c0 <= x && x < row->c1)
		1938	{
		1939	mapcell *cell = row->col + (x - row->c0);
		1940
		1941	for (z = 0; z <= 0; z++)
		1942	{
		1943	maptex tex = self->tex [cell->tile [z]];
		1944	int a0 = 255 - tex.a;
		1945	int a1 = tex.a;
		1946
		1947	r = (r * a0 + tex.r * a1) / 255;
		1948	g = (g * a0 + tex.g * a1) / 255;
		1949	b = (b * a0 + tex.b * a1) / 255;
		1950	a = (a * a0 + tex.a * a1) / 255;
		1951	}
		1952	}
		1953
		1954	*map++ = (r )
		1955	| (g << 8)
		1956	| (b << 16)
		1957	| (a << 24);
		1958	}
		1959	}
		1960
		1961	RETVAL = map_sv;
		1962	}
		1963	OUTPUT:
		1964	RETVAL
		1965
		1966	void
		1967	draw (DC::Map self, int mx, int my, int sw, int sh, int T, U32 player = 0xffffffff, int sdx = 0, int sdy = 0)
		1968	CODE:
		1969	{
		1970	int x, y, z;
		1971
		1972	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1973	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1974	static uint8_t smooth_max[256][256]; // egad, fast and wasteful on memory (64k)
		1975	smooth_key skey;
		1976	int pl_x, pl_y;
		1977	maptex pl_tex;
		1978	rc_t *rc = rc_alloc ();
		1979	rc_key_t key;
		1980	rc_array_t *arr;
		1981
		1982	pl_tex.name = 0;
		1983
		1984	// thats current max. sorry.
		1985	if (sw > 255) sw = 255;
		1986	if (sh > 255) sh = 255;
		1987
		1988	// clear key, in case of extra padding
		1989	memset (&skey, 0, sizeof (skey));
		1990
		1991	memset (&key, 0, sizeof (key));
		1992	key.r = 255;
		1993	key.g = 255;
		1994	key.b = 255;
		1995	key.a = 255;
		1996	key.mode = GL_QUADS;
		1997	key.format = GL_T2F_V3F;
		1998	key.texname = -1;
		1999
		2000	mx += self->x;
		2001	my += self->y;
		2002
		2003	// first pass: determine smooth_max
		2004	// rather ugly, if you ask me
		2005	// could also be stored inside mapcell and updated on change
		2006	memset (smooth_max, 0, sizeof (smooth_max));
		2007
		2008	for (y = 0; y < sh; y++)
		2009	if (0 <= y + my && y + my < self->rows)
		2010	{
		2011	maprow *row = self->row + (y + my);
		2012
		2013	for (x = 0; x < sw; x++)
		2014	if (row->c0 <= x + mx && x + mx < row->c1)
		2015	{
		2016	mapcell *cell = row->col + (x + mx - row->c0);
		2017
		2018	smooth_max[x + 1][y + 1] =
		2019	MAX (self->tex [cell->tile [0]].smoothlevel,
		2020	MAX (self->tex [cell->tile [1]].smoothlevel,
		2021	self->tex [cell->tile [2]].smoothlevel));
		2022	}
		2023	}
		2024
		2025	glEnable (GL_BLEND);
		2026	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2027	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2028
		2029	for (z = 0; z <= 2; z++)
		2030	{
		2031	memset (smooth_level, 0, sizeof (smooth_level));
		2032
		2033	for (y = 0; y < sh; y++)
		2034	if (0 <= y + my && y + my < self->rows)
		2035	{
		2036	maprow *row = self->row + (y + my);
		2037
		2038	for (x = 0; x < sw; x++)
		2039	if (row->c0 <= x + mx && x + mx < row->c1)
		2040	{
		2041	mapcell *cell = row->col + (x + mx - row->c0);
		2042	tileid tile = cell->tile [z];
		2043
		2044	if (tile)
		2045	{
		2046	maptex tex = self->tex [tile];
		2047	int px = (x + 1) * T - tex.w;
		2048	int py = (y + 1) * T - tex.h;
		2049
		2050	if (key.texname != tex.name)
		2051	{
		2052	if (!tex.name)
		2053	tex = self->tex [2]; /* missing, replace by noface */
		2054
		2055	key.texname = tex.name;
		2056	arr = rc_array (rc, &key);
		2057	}
		2058
		2059	if (expect_false (cell->player == player) && expect_false (z == 2))
		2060	{
		2061	pl_x = px;
		2062	pl_y = py;
		2063	pl_tex = tex;
		2064	continue;
		2065	}
		2066
		2067	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2068	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2069	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2070	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2071
		2072	if (expect_false (cell->flags) && expect_false (z == 2))
		2073	{
		2074	// overlays such as the speech bubble, probably more to come
		2075	if (cell->flags & 1)
		2076	{
		2077	maptex tex = self->tex [1];
		2078	int px = x * T + T * 2 / 32;
		2079	int py = y * T - T * 6 / 32;
		2080
		2081	if (tex.name)
		2082	{
		2083	if (key.texname != tex.name)
		2084	{
		2085	key.texname = tex.name;
		2086	arr = rc_array (rc, &key);
		2087	}
		2088
		2089	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2090	rc_t2f_v3f (arr, 0 , tex.t, px , py + T, 0);
		2091	rc_t2f_v3f (arr, tex.s, tex.t, px + T, py + T, 0);
		2092	rc_t2f_v3f (arr, tex.s, 0 , px + T, py , 0);
		2093	}
		2094	}
		2095	}
		2096
		2097	// update smooth hash
		2098	if (tex.smoothtile)
		2099	{
		2100	skey.tile = tex.smoothtile;
		2101	skey.level = tex.smoothlevel;
		2102
		2103	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		2104
		2105	// add bits to current tile and all neighbours. skey.x|y is
		2106	// shifted +1|+1 so we always stay positive.
		2107
		2108	// bits is ___n cccc CCCC bbbb
		2109	// n do not draw borders&corners
		2110	// c draw these corners, but...
		2111	// C ... not these
		2112	// b draw these borders
		2113
		2114	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		2115	// ┃· ·· ·┃ ━━
		2116
		2117	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		2118	// ·· ·· ·┏ ┓·
		2119
		2120	// full tile
		2121	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		2122
		2123	// borders
		2124	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		2125	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		2126	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		2127	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		2128
		2129	// corners
		2130	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		2131	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		2132	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		2133	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		2134	}
		2135	}
		2136	}
		2137	}
		2138
		2139	rc_draw (rc);
		2140	rc_clear (rc);
		2141
		2142	// go through all smoothlevels, lowest to highest, then draw.
		2143	// this is basically counting sort
		2144	{
		2145	int w, b;
		2146
		2147	glEnable (GL_TEXTURE_2D);
		2148	glBegin (GL_QUADS);
		2149	for (w = 0; w < 256 / 32; ++w)
		2150	{
		2151	uint32_t smask = smooth_level [w];
		2152	if (smask)
		2153	for (b = 0; b < 32; ++b)
		2154	if (smask & (((uint32_t)1) << b))
		2155	{
		2156	int level = (w << 5) | b;
		2157	HE *he;
		2158
		2159	hv_iterinit (smooth);
		2160	while ((he = hv_iternext (smooth)))
		2161	{
		2162	smooth_key *skey = (smooth_key *)HeKEY (he);
		2163	IV bits = SvIVX (HeVAL (he));
		2164
		2165	if (!(bits & 0x1000)
		2166	&& skey->level == level
		2167	&& level > smooth_max [skey->x][skey->y])
		2168	{
		2169	maptex tex = self->tex [skey->tile];
		2170	int px = (((int)skey->x) - 1) * T;
		2171	int py = (((int)skey->y) - 1) * T;
		2172	int border = bits & 15;
		2173	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		2174	float dx = tex.s * .0625f; // 16 images/row
		2175	float dy = tex.t * .5f ; // 2 images/column
		2176
		2177	if (tex.name)
		2178	{
		2179	// this time avoiding texture state changes
		2180	// save gobs of state changes.
		2181	if (key.texname != tex.name)
		2182	{
		2183	glEnd ();
		2184	glBindTexture (GL_TEXTURE_2D, key.texname = tex.name);
		2185	glBegin (GL_QUADS);
		2186	}
		2187
		2188	if (border)
		2189	{
		2190	float ox = border * dx;
		2191
		2192	glTexCoord2f (ox , 0.f ); glVertex2i (px , py );
		2193	glTexCoord2f (ox , dy ); glVertex2i (px , py + T);
		2194	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py + T);
		2195	glTexCoord2f (ox + dx, 0.f ); glVertex2i (px + T, py );
		2196	}
		2197
		2198	if (corner)
		2199	{
		2200	float ox = corner * dx;
		2201
		2202	glTexCoord2f (ox , dy ); glVertex2i (px , py );
		2203	glTexCoord2f (ox , dy * 2.f); glVertex2i (px , py + T);
		2204	glTexCoord2f (ox + dx, dy * 2.f); glVertex2i (px + T, py + T);
		2205	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py );
		2206	}
		2207	}
		2208	}
		2209	}
		2210	}
		2211	}
		2212
		2213	glEnd ();
		2214	glDisable (GL_TEXTURE_2D);
		2215	key.texname = -1;
		2216	}
		2217
		2218	hv_clear (smooth);
		2219	}
		2220
		2221	if (pl_tex.name)
		2222	{
		2223	maptex tex = pl_tex;
		2224	int px = pl_x + sdx;
		2225	int py = pl_y + sdy;
		2226
		2227	key.texname = tex.name;
		2228	arr = rc_array (rc, &key);
		2229
		2230	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2231	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2232	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2233	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2234
		2235	rc_draw (rc);
		2236	}
		2237
		2238	glDisable (GL_BLEND);
		2239	rc_free (rc);
		2240
		2241	// top layer: overlays such as the health bar
		2242	for (y = 0; y < sh; y++)
		2243	if (0 <= y + my && y + my < self->rows)
		2244	{
		2245	maprow *row = self->row + (y + my);
		2246
		2247	for (x = 0; x < sw; x++)
		2248	if (row->c0 <= x + mx && x + mx < row->c1)
		2249	{
		2250	mapcell *cell = row->col + (x + mx - row->c0);
		2251
		2252	int px = x * T;
		2253	int py = y * T;
		2254
		2255	if (cell->stat_hp)
		2256	{
		2257	int width = cell->stat_width * T;
		2258	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		2259
		2260	glColor3ub (0, 0, 0);
		2261	glRectf (px + 1, py - thick - 2,
		2262	px + width - 1, py);
		2263
		2264	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		2265	glRectf (px + 2,
		2266	py - thick - 1,
		2267	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		2268	}
		2269	}
		2270	}
		2271	}
		2272
		2273	void
		2274	draw_magicmap (DC::Map self, int dx, int dy, int w, int h, unsigned char *data)
		2275	CODE:
		2276	{
		2277	static float color[16][3] = {
		2278	{ 0.00F, 0.00F, 0.00F },
		2279	{ 1.00F, 1.00F, 1.00F },
		2280	{ 0.00F, 0.00F, 0.55F },
		2281	{ 1.00F, 0.00F, 0.00F },
		2282
		2283	{ 1.00F, 0.54F, 0.00F },
		2284	{ 0.11F, 0.56F, 1.00F },
		2285	{ 0.93F, 0.46F, 0.00F },
		2286	{ 0.18F, 0.54F, 0.34F },
		2287
		2288	{ 0.56F, 0.73F, 0.56F },
		2289	{ 0.80F, 0.80F, 0.80F },
		2290	{ 0.55F, 0.41F, 0.13F },
		2291	{ 0.99F, 0.77F, 0.26F },
		2292
		2293	{ 0.74F, 0.65F, 0.41F },
		2294
		2295	{ 0.00F, 1.00F, 1.00F },
		2296	{ 1.00F, 0.00F, 1.00F },
		2297	{ 1.00F, 1.00F, 0.00F },
		2298	};
		2299
		2300	int x, y;
		2301
		2302	glEnable (GL_TEXTURE_2D);
		2303	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2304	glEnable (GL_BLEND);
		2305	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2306	glBegin (GL_QUADS);
		2307
		2308	for (y = 0; y < h; y++)
		2309	for (x = 0; x < w; x++)
		2310	{
		2311	unsigned char m = data [x + y * w];
		2312
		2313	if (m)
		2314	{
		2315	float *c = color [m & 15];
		2316
		2317	float tx1 = m & 0x40 ? 0.5 : 0.;
		2318	float tx2 = tx1 + 0.5;
		2319
		2320	glColor4f (c[0], c[1], c[2], 0.75);
		2321	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		2322	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		2323	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		2324	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		2325	}
		2326	}
		2327
		2328	glEnd ();
		2329	glDisable (GL_BLEND);
		2330	glDisable (GL_TEXTURE_2D);
		2331	}
		2332
		2333	void
		2334	fow_texture (DC::Map self, int mx, int my, int sw, int sh)
		2335	PPCODE:
		2336	{
		2337	int x, y;
		2338	int sw1 = sw + 2;
		2339	int sh1 = sh + 2;
		2340	int sh3 = sh * 3;
		2341	int sw34 = (sw * 3 + 3) & ~3;
		2342	uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
		2343	SV *darkness3_sv = sv_2mortal (newSV (sw34 * sh3));
		2344	uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
		2345
		2346	SvPOK_only (darkness3_sv);
		2347	SvCUR_set (darkness3_sv, sw34 * sh3);
		2348
		2349	mx += self->x - 1;
		2350	my += self->y - 1;
		2351
		2352	memset (darkness1, 255 - FOW_DARKNESS, sw1 * sh1);
		2353
		2354	for (y = 0; y < sh1; y++)
		2355	if (0 <= y + my && y + my < self->rows)
		2356	{
		2357	maprow *row = self->row + (y + my);
		2358
		2359	for (x = 0; x < sw1; x++)
		2360	if (row->c0 <= x + mx && x + mx < row->c1)
		2361	{
		2362	mapcell *cell = row->col + (x + mx - row->c0);
		2363
		2364	darkness1 [y * sw1 + x] = cell->darkness
		2365	? 255 - (cell->darkness - 1)
		2366	: 255 - FOW_DARKNESS;
		2367	}
		2368	}
		2369
		2370	for (y = 0; y < sh; ++y)
		2371	for (x = 0; x < sw; ++x)
		2372	{
		2373	uint8_t d11 = darkness1 [(y ) * sw1 + x ];
		2374	uint8_t d21 = darkness1 [(y ) * sw1 + x + 1];
		2375	uint8_t d31 = darkness1 [(y ) * sw1 + x + 2];
		2376	uint8_t d12 = darkness1 [(y + 1) * sw1 + x ];
		2377	uint8_t d22 = darkness1 [(y + 1) * sw1 + x + 1];
		2378	uint8_t d32 = darkness1 [(y + 1) * sw1 + x + 2];
		2379	uint8_t d13 = darkness1 [(y + 2) * sw1 + x ];
		2380	uint8_t d23 = darkness1 [(y + 2) * sw1 + x + 1];
		2381	uint8_t d33 = darkness1 [(y + 2) * sw1 + x + 2];
		2382
		2383	uint8_t r11 = (d11 + d21 + d12) / 3;
		2384	uint8_t r21 = d21;
		2385	uint8_t r31 = (d21 + d31 + d32) / 3;
		2386
		2387	uint8_t r12 = d12;
		2388	uint8_t r22 = d22;
		2389	uint8_t r32 = d32;
		2390
		2391	uint8_t r13 = (d13 + d23 + d12) / 3;
		2392	uint8_t r23 = d23;
		2393	uint8_t r33 = (d23 + d33 + d32) / 3;
		2394
		2395	darkness3 [(y * 3 ) * sw34 + (x * 3 )] = MAX (d22, r11);
		2396	darkness3 [(y * 3 ) * sw34 + (x * 3 + 1)] = MAX (d22, r21);
		2397	darkness3 [(y * 3 ) * sw34 + (x * 3 + 2)] = MAX (d22, r31);
		2398	darkness3 [(y * 3 + 1) * sw34 + (x * 3 )] = MAX (d22, r12);
		2399	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 1)] = MAX (d22, r22);
		2400	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 2)] = MAX (d22, r32);
		2401	darkness3 [(y * 3 + 2) * sw34 + (x * 3 )] = MAX (d22, r13);
		2402	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 1)] = MAX (d22, r23);
		2403	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 2)] = MAX (d22, r33);
		2404	}
		2405
		2406	free (darkness1);
		2407
		2408	EXTEND (SP, 3);
		2409	PUSHs (sv_2mortal (newSViv (sw34)));
		2410	PUSHs (sv_2mortal (newSViv (sh3)));
		2411	PUSHs (darkness3_sv);
		2412	}
		2413
		2414	SV *
		2415	get_rect (DC::Map self, int x0, int y0, int w, int h)
		2416	CODE:
		2417	{
		2418	int x, y, x1, y1;
		2419	SV *data_sv = newSV (w * h * 7 + 5);
		2420	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		2421
		2422	*data++ = 0; /* version 0 format */
		2423	*data++ = w >> 8; *data++ = w;
		2424	*data++ = h >> 8; *data++ = h;
		2425
		2426	// we need to do this 'cause we don't keep an absolute coord system for rows
		2427	// TODO: treat rows as we treat columns
		2428	map_get_row (self, y0 + self->y - self->oy);//D
		2429	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2430
		2431	x0 += self->x - self->ox;
		2432	y0 += self->y - self->oy;
		2433
		2434	x1 = x0 + w;
		2435	y1 = y0 + h;
		2436
		2437	for (y = y0; y < y1; y++)
		2438	{
		2439	maprow *row = 0 <= y && y < self->rows
		2440	? self->row + y
		2441	: 0;
		2442
		2443	for (x = x0; x < x1; x++)
		2444	{
		2445	if (row && row->c0 <= x && x < row->c1)
		2446	{
		2447	mapcell *cell = row->col + (x - row->c0);
		2448	uint8_t flags = 0;
		2449
		2450	if (cell->tile [0]) flags |= 1;
		2451	if (cell->tile [1]) flags |= 2;
		2452	if (cell->tile [2]) flags |= 4;
		2453
		2454	*data++ = flags;
		2455
		2456	if (flags & 1)
		2457	{
		2458	tileid tile = cell->tile [0];
		2459	*data++ = tile >> 8;
		2460	*data++ = tile;
		2461	}
		2462
		2463	if (flags & 2)
		2464	{
		2465	tileid tile = cell->tile [1];
		2466	*data++ = tile >> 8;
		2467	*data++ = tile;
		2468	}
		2469
		2470	if (flags & 4)
		2471	{
		2472	tileid tile = cell->tile [2];
		2473	*data++ = tile >> 8;
		2474	*data++ = tile;
		2475	}
		2476	}
		2477	else
		2478	*data++ = 0;
		2479	}
		2480	}
		2481
		2482	/* if size is w*h + 5 then no data has been found */
		2483	if (data - (uint8_t *)SvPVX (data_sv) != w * h + 5)
		2484	{
		2485	SvPOK_only (data_sv);
		2486	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2487	}
		2488
		2489	RETVAL = data_sv;
		2490	}
		2491	OUTPUT:
		2492	RETVAL
		2493
		2494	void
		2495	set_rect (DC::Map self, int x0, int y0, SV *data_sv)
		2496	PPCODE:
		2497	{
		2498	int x, y, z;
		2499	int w, h;
		2500	int x1, y1;
		2501	STRLEN len;
		2502	uint8_t *data, *end;
		2503
		2504	len = SvLEN (data_sv);
		2505	SvGROW (data_sv, len + 8); // reserve at least 7+ bytes more
		2506	data = SvPVbyte_nolen (data_sv);
		2507	end = data + len + 8;
		2508
		2509	if (len < 5)
		2510	XSRETURN_EMPTY;
		2511
		2512	if (*data++ != 0)
		2513	XSRETURN_EMPTY; /* version mismatch */
		2514
		2515	w = *data++ << 8; w |= *data++;
		2516	h = *data++ << 8; h |= *data++;
		2517
		2518	// we need to do this 'cause we don't keep an absolute coord system for rows
		2519	// TODO: treat rows as we treat columns
		2520	map_get_row (self, y0 + self->y - self->oy);//D
		2521	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2522
		2523	x0 += self->x - self->ox;
		2524	y0 += self->y - self->oy;
		2525
		2526	x1 = x0 + w;
		2527	y1 = y0 + h;
		2528
		2529	for (y = y0; y < y1; y++)
		2530	{
		2531	maprow *row = map_get_row (self, y);
		2532
		2533	for (x = x0; x < x1; x++)
		2534	{
		2535	uint8_t flags;
		2536
		2537	if (data + 7 >= end)
		2538	XSRETURN_EMPTY;
		2539
		2540	flags = *data++;
		2541
		2542	if (flags)
		2543	{
		2544	mapcell *cell = row_get_cell (row, x);
		2545	tileid tile[3] = { 0, 0, 0 };
		2546
		2547	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2548	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2549	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2550
		2551	if (cell->darkness == 0)
		2552	{
		2553	/*cell->darkness = 0;*/
		2554	EXTEND (SP, 3);
		2555
		2556	for (z = 0; z <= 2; z++)
		2557	{
		2558	tileid t = tile [z];
		2559
		2560	if (t >= self->texs || (t && !self->tex [t].name))
		2561	{
		2562	PUSHs (sv_2mortal (newSViv (t)));
		2563	need_texid (self, t);
		2564	}
		2565
		2566	cell->tile [z] = t;
		2567	}
		2568	}
		2569	}
		2570	}
		2571	}
		2572	}
		2573
		2574	MODULE = Deliantra::Client PACKAGE = DC::RW
		2575
		2576	DC::RW
		2577	new (SV *class, SV *data_sv)
		2578	CODE:
		2579	{
		2580	STRLEN datalen;
		2581	char *data = SvPVbyte (data_sv, datalen);
		2582
		2583	RETVAL = SDL_RWFromConstMem (data, datalen);
		2584	}
		2585	OUTPUT:
		2586	RETVAL
		2587
		2588	DC::RW
		2589	new_from_file (SV *class, const char *path, const char *mode = "rb")
		2590	CODE:
		2591	RETVAL = SDL_RWFromFile (path, mode);
		2592	OUTPUT:
		2593	RETVAL
		2594
		2595	# fails on win32:
		2596	# dc.xs(2268) : error C2059: syntax error : '('
		2597	#void
		2598	#close (DC::RW self)
		2599	# CODE:
		2600	# (self->(close)) (self);
		2601
		2602	MODULE = Deliantra::Client PACKAGE = DC::Channel
		2603
		2604	PROTOTYPES: DISABLE
		2605
		2606	DC::Channel
		2607	find ()
		2608	CODE:
		2609	{
		2610	RETVAL = Mix_GroupAvailable (-1);
		2611
		2612	if (RETVAL < 0)
		2613	{
		2614	RETVAL = Mix_GroupOldest (-1);
		2615
		2616	if (RETVAL < 0)
		2617	XSRETURN_UNDEF;
		2618
		2619	Mix_HaltChannel (RETVAL);
		2620	}
		2621
		2622	Mix_UnregisterAllEffects (RETVAL);
		2623	Mix_Volume (RETVAL, 128);
		2624	}
		2625	OUTPUT:
		2626	RETVAL
		2627
		2628	void
		2629	halt (DC::Channel self)
		2630	CODE:
		2631	Mix_HaltChannel (self);
		2632
		2633	void
		2634	expire (DC::Channel self, int ticks = -1)
		2635	CODE:
		2636	Mix_ExpireChannel (self, ticks);
		2637
		2638	void
		2639	fade_out (DC::Channel self, int ticks = -1)
		2640	CODE:
		2641	Mix_FadeOutChannel (self, ticks);
		2642
		2643	int
		2644	volume (DC::Channel self, int volume)
		2645	CODE:
		2646	RETVAL = Mix_Volume (self, CLAMP (volume, 0, 128));
		2647	OUTPUT:
		2648	RETVAL
		2649
		2650	void
		2651	unregister_all_effects (DC::Channel self)
		2652	CODE:
		2653	Mix_UnregisterAllEffects (self);
		2654
		2655	void
		2656	set_panning (DC::Channel self, int left, int right)
		2657	CODE:
		2658	left = CLAMP (left , 0, 255);
		2659	right = CLAMP (right, 0, 255);
		2660	Mix_SetPanning (self, left, right);
		2661
		2662	void
		2663	set_distance (DC::Channel self, int distance)
		2664	CODE:
		2665	Mix_SetDistance (self, CLAMP (distance, 0, 255));
		2666
		2667	void
		2668	set_position (DC::Channel self, int angle, int distance)
		2669	CODE:
		2670
		2671	void
		2672	set_position_r (DC::Channel self, int dx, int dy, int maxdistance)
		2673	CODE:
		2674	{
		2675	int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance));
		2676	int angle = 360 + (int)roundf (atan2f (dx, -dy) * 180.f / (float)M_PI);
		2677	Mix_SetPosition (self, angle, CLAMP (distance, 0, 255));
		2678	}
		2679
		2680	void
		2681	set_reverse_stereo (DC::Channel self, int flip)
		2682	CODE:
		2683	Mix_SetReverseStereo (self, flip);
		2684
		2685	MODULE = Deliantra::Client PACKAGE = DC::MixChunk
		2686
		2687	PROTOTYPES: DISABLE
		2688
		2689	DC::MixChunk
		2690	new (SV *class, DC::RW rwops)
		2691	CODE:
		2692	RETVAL = Mix_LoadWAV_RW (rwops, 1);
		2693	OUTPUT:
		2694	RETVAL
		2695
		2696	void
		2697	DESTROY (DC::MixChunk self)
		2698	CODE:
		2699	Mix_FreeChunk (self);
		2700
		2701	int
		2702	volume (DC::MixChunk self, int volume = -1)
		2703	CODE:
		2704	if (items > 1)
		2705	volume = CLAMP (volume, 0, 128);
		2706	RETVAL = Mix_VolumeChunk (self, volume);
		2707	OUTPUT:
		2708	RETVAL
		2709
		2710	DC::Channel
		2711	play (DC::MixChunk self, DC::Channel channel = -1, int loops = 0, int ticks = -1)
		2712	CODE:
		2713	{
		2714	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2715
		2716	if (RETVAL < 0)
		2717	XSRETURN_UNDEF;
		2718
		2719	if (channel < 0)
		2720	{
		2721	Mix_UnregisterAllEffects (RETVAL);
		2722	Mix_Volume (RETVAL, 128);
		2723	}
		2724	}
		2725	OUTPUT:
		2726	RETVAL
		2727
		2728	MODULE = Deliantra::Client PACKAGE = DC::MixMusic
		2729
		2730	int
		2731	volume (int volume = -1)
		2732	PROTOTYPE: ;$
		2733	CODE:
		2734	if (items > 0)
		2735	volume = CLAMP (volume, 0, 128);
		2736	RETVAL = Mix_VolumeMusic (volume);
		2737	OUTPUT:
		2738	RETVAL
		2739
		2740	void
		2741	fade_out (int ms)
		2742	CODE:
		2743	Mix_FadeOutMusic (ms);
		2744
		2745	void
		2746	halt ()
		2747	CODE:
		2748	Mix_HaltMusic ();
		2749
		2750	DC::MixMusic
		2751	new (SV *class, DC::RW rwops)
		2752	CODE:
		2753	RETVAL = Mix_LoadMUS_RW (rwops);
		2754	OUTPUT:
		2755	RETVAL
		2756
		2757	void
		2758	DESTROY (DC::MixMusic self)
		2759	CODE:
		2760	Mix_FreeMusic (self);
		2761
		2762	int
		2763	play (DC::MixMusic self, int loops = -1)
		2764	CODE:
		2765	RETVAL = Mix_PlayMusic (self, loops);
		2766	OUTPUT:
		2767	RETVAL
		2768
		2769	void
		2770	fade_in_pos (DC::MixMusic self, int loops, int ms, double position)
		2771	CODE:
		2772	Mix_FadeInMusicPos (self, loops, ms, position);
		2773
		2774	MODULE = Deliantra::Client PACKAGE = DC::OpenGL
		2775
		2776	PROTOTYPES: ENABLE
		2777
		2778	BOOT:
		2779	{
		2780	HV *stash = gv_stashpv ("DC::OpenGL", 1);
		2781	static const struct {
		2782	const char *name;
		2783	IV iv;
		2784	} *civ, const_iv[] = {
		2785	# define const_iv(name) { # name, (IV)name }
		2786	const_iv (GL_VENDOR),
		2787	const_iv (GL_VERSION),
		2788	const_iv (GL_EXTENSIONS),
		2789	const_iv (GL_COLOR_MATERIAL),
		2790	const_iv (GL_SMOOTH),
		2791	const_iv (GL_FLAT),
		2792	const_iv (GL_DITHER),
		2793	const_iv (GL_BLEND),
		2794	const_iv (GL_CULL_FACE),
		2795	const_iv (GL_SCISSOR_TEST),
		2796	const_iv (GL_DEPTH_TEST),
		2797	const_iv (GL_ALPHA_TEST),
		2798	const_iv (GL_NORMALIZE),
		2799	const_iv (GL_RESCALE_NORMAL),
		2800	const_iv (GL_FRONT),
		2801	const_iv (GL_BACK),
		2802	const_iv (GL_AUX0),
		2803	const_iv (GL_AND),
		2804	const_iv (GL_ONE),
		2805	const_iv (GL_ZERO),
		2806	const_iv (GL_SRC_ALPHA),
		2807	const_iv (GL_DST_ALPHA),
		2808	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2809	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2810	const_iv (GL_SRC_ALPHA_SATURATE),
		2811	const_iv (GL_RGB),
		2812	const_iv (GL_RGBA),
		2813	const_iv (GL_RGBA4),
		2814	const_iv (GL_RGBA8),
		2815	const_iv (GL_RGB5_A1),
		2816	const_iv (GL_UNSIGNED_BYTE),
		2817	const_iv (GL_UNSIGNED_SHORT),
		2818	const_iv (GL_UNSIGNED_INT),
		2819	const_iv (GL_ALPHA),
		2820	const_iv (GL_INTENSITY),
		2821	const_iv (GL_LUMINANCE),
		2822	const_iv (GL_LUMINANCE_ALPHA),
		2823	const_iv (GL_FLOAT),
		2824	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2825	const_iv (GL_COMPRESSED_ALPHA_ARB),
		2826	const_iv (GL_COMPRESSED_LUMINANCE_ARB),
		2827	const_iv (GL_COMPRESSED_LUMINANCE_ALPHA_ARB),
		2828	const_iv (GL_COMPRESSED_INTENSITY_ARB),
		2829	const_iv (GL_COMPRESSED_RGB_ARB),
		2830	const_iv (GL_COMPRESSED_RGBA_ARB),
		2831	const_iv (GL_COMPILE),
		2832	const_iv (GL_PROXY_TEXTURE_1D),
		2833	const_iv (GL_PROXY_TEXTURE_2D),
		2834	const_iv (GL_TEXTURE_1D),
		2835	const_iv (GL_TEXTURE_2D),
		2836	const_iv (GL_TEXTURE_ENV),
		2837	const_iv (GL_TEXTURE_MAG_FILTER),
		2838	const_iv (GL_TEXTURE_MIN_FILTER),
		2839	const_iv (GL_TEXTURE_ENV_MODE),
		2840	const_iv (GL_TEXTURE_WRAP_S),
		2841	const_iv (GL_TEXTURE_WRAP_T),
		2842	const_iv (GL_REPEAT),
		2843	const_iv (GL_CLAMP),
		2844	const_iv (GL_CLAMP_TO_EDGE),
		2845	const_iv (GL_NEAREST),
		2846	const_iv (GL_LINEAR),
		2847	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2848	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2849	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2850	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2851	const_iv (GL_GENERATE_MIPMAP),
		2852	const_iv (GL_MODULATE),
		2853	const_iv (GL_DECAL),
		2854	const_iv (GL_REPLACE),
		2855	const_iv (GL_DEPTH_BUFFER_BIT),
		2856	const_iv (GL_COLOR_BUFFER_BIT),
		2857	const_iv (GL_PROJECTION),
		2858	const_iv (GL_MODELVIEW),
		2859	const_iv (GL_COLOR_LOGIC_OP),
		2860	const_iv (GL_SEPARABLE_2D),
		2861	const_iv (GL_CONVOLUTION_2D),
		2862	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2863	const_iv (GL_CONSTANT_BORDER),
		2864	const_iv (GL_POINTS),
		2865	const_iv (GL_LINES),
		2866	const_iv (GL_LINE_STRIP),
		2867	const_iv (GL_LINE_LOOP),
		2868	const_iv (GL_QUADS),
		2869	const_iv (GL_QUAD_STRIP),
		2870	const_iv (GL_TRIANGLES),
		2871	const_iv (GL_TRIANGLE_STRIP),
		2872	const_iv (GL_TRIANGLE_FAN),
		2873	const_iv (GL_POLYGON),
		2874	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2875	const_iv (GL_POINT_SMOOTH_HINT),
		2876	const_iv (GL_LINE_SMOOTH_HINT),
		2877	const_iv (GL_POLYGON_SMOOTH_HINT),
		2878	const_iv (GL_GENERATE_MIPMAP_HINT),
		2879	const_iv (GL_TEXTURE_COMPRESSION_HINT),
		2880	const_iv (GL_FASTEST),
		2881	const_iv (GL_DONT_CARE),
		2882	const_iv (GL_NICEST),
		2883	const_iv (GL_V2F),
		2884	const_iv (GL_V3F),
		2885	const_iv (GL_T2F_V3F),
		2886	const_iv (GL_T2F_N3F_V3F),
		2887	# undef const_iv
		2888	};
		2889
		2890	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2891	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2892
		2893	texture_av = newAV ();
		2894	AvREAL_off (texture_av);
		2895	}
		2896
		2897	void
		2898	disable_GL_EXT_blend_func_separate ()
		2899	CODE:
		2900	gl.BlendFuncSeparate = 0;
		2901	gl.BlendFuncSeparateEXT = 0;
		2902
		2903	char *
		2904	gl_vendor ()
		2905	CODE:
		2906	RETVAL = (char *)glGetString (GL_VENDOR);
		2907	OUTPUT:
		2908	RETVAL
		2909
		2910	char *
		2911	gl_version ()
		2912	CODE:
		2913	RETVAL = (char *)glGetString (GL_VERSION);
		2914	OUTPUT:
		2915	RETVAL
		2916
		2917	char *
		2918	gl_extensions ()
		2919	CODE:
		2920	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2921	OUTPUT:
		2922	RETVAL
		2923
		2924	const char *glGetString (GLenum pname)
		2925
		2926	GLint glGetInteger (GLenum pname)
		2927	CODE:
		2928	glGetIntegerv (pname, &RETVAL);
		2929	OUTPUT:
		2930	RETVAL
		2931
		2932	GLdouble glGetDouble (GLenum pname)
		2933	CODE:
		2934	glGetDoublev (pname, &RETVAL);
		2935	OUTPUT:
		2936	RETVAL
		2937
		2938	int glGetError ()
		2939
		2940	void glFinish ()
		2941
		2942	void glClear (int mask)
		2943
		2944	void glClearColor (float r, float g, float b, float a = 1.0)
		2945	PROTOTYPE: @
		2946
		2947	void glEnable (int cap)
		2948
		2949	void glDisable (int cap)
		2950
		2951	void glShadeModel (int mode)
		2952
		2953	void glHint (int target, int mode)
		2954
		2955	void glBlendFunc (int sfactor, int dfactor)
		2956
		2957	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2958	CODE:
		2959	gl_BlendFuncSeparate (sa, da, saa, daa);
		2960
		2961	void glDepthMask (int flag)
		2962
		2963	void glLogicOp (int opcode)
		2964
		2965	void glColorMask (int red, int green, int blue, int alpha)
		2966
		2967	void glMatrixMode (int mode)
		2968
		2969	void glPushMatrix ()
		2970
		2971	void glPopMatrix ()
		2972
		2973	void glLoadIdentity ()
		2974
		2975	void glDrawBuffer (int buffer)
		2976
		2977	void glReadBuffer (int buffer)
		2978
		2979	# near_ and far_ are due to microsofts buggy "c" compiler
		2980	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2981
		2982	# near_ and far_ are due to microsofts buggy "c" compiler
		2983	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2984
		2985	PROTOTYPES: DISABLE
		2986
		2987	void glViewport (int x, int y, int width, int height)
		2988
		2989	void glScissor (int x, int y, int width, int height)
		2990
		2991	void glTranslate (float x, float y, float z = 0.)
		2992	CODE:
		2993	glTranslatef (x, y, z);
		2994
		2995	void glScale (float x, float y, float z = 1.)
		2996	CODE:
		2997	glScalef (x, y, z);
		2998
		2999	void glRotate (float angle, float x, float y, float z)
		3000	CODE:
		3001	glRotatef (angle, x, y, z);
		3002
		3003	void glColor (float r, float g, float b, float a = 1.0)
		3004	ALIAS:
		3005	glColor_premultiply = 1
		3006	CODE:
		3007	if (ix)
		3008	{
		3009	r *= a;
		3010	g *= a;
		3011	b *= a;
		3012	}
		3013	// microsoft visual "c" rounds instead of truncating...
		3014	glColor4f (r, g, b, a);
		3015
		3016	void glRasterPos (float x, float y, float z = 0.)
		3017	CODE:
		3018	glRasterPos3f (0, 0, z);
		3019	glBitmap (0, 0, 0, 0, x, y, 0);
		3020
		3021	void glVertex (float x, float y, float z = 0.)
		3022	CODE:
		3023	glVertex3f (x, y, z);
		3024
		3025	void glTexCoord (float s, float t)
		3026	CODE:
		3027	glTexCoord2f (s, t);
		3028
		3029	void glRect (float x1, float y1, float x2, float y2)
		3030	CODE:
		3031	glRectf (x1, y1, x2, y2);
		3032
		3033	void glRect_lineloop (float x1, float y1, float x2, float y2)
		3034	CODE:
		3035	glBegin (GL_LINE_LOOP);
		3036	glVertex2f (x1, y1);
		3037	glVertex2f (x2, y1);
		3038	glVertex2f (x2, y2);
		3039	glVertex2f (x1, y2);
		3040	glEnd ();
		3041
		3042	PROTOTYPES: ENABLE
		3043
		3044	void glBegin (int mode)
		3045
		3046	void glEnd ()
		3047
		3048	void glPointSize (GLfloat size)
		3049
		3050	void glLineWidth (GLfloat width)
		3051
		3052	void glInterleavedArrays (int format, int stride, char *data)
		3053
		3054	void glDrawElements (int mode, int count, int type, char *indices)
		3055
		3056	# 1.2 void glDrawRangeElements (int mode, int start, int end
		3057
		3058	void glTexEnv (int target, int pname, float param)
		3059	CODE:
		3060	glTexEnvf (target, pname, param);
		3061
		3062	void glTexParameter (int target, int pname, float param)
		3063	CODE:
		3064	glTexParameterf (target, pname, param);
		3065
		3066	void glBindTexture (int target, int name)
		3067
		3068	void glConvolutionParameter (int target, int pname, float params)
		3069	CODE:
		3070	if (gl.ConvolutionParameterf)
		3071	gl.ConvolutionParameterf (target, pname, params);
		3072
		3073	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		3074	CODE:
		3075	if (gl.ConvolutionFilter2D)
		3076	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		3077
		3078	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		3079	CODE:
		3080	if (gl.SeparableFilter2D)
		3081	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		3082
		3083	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data = 0)
		3084
		3085	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		3086
		3087	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		3088
		3089	void glPixelZoom (float x, float y)
		3090
		3091	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		3092
		3093	int glGenTexture ()
		3094	CODE:
		3095	RETVAL = gen_texture ();
		3096	OUTPUT:
		3097	RETVAL
		3098
		3099	void glDeleteTexture (int name)
		3100	CODE:
		3101	del_texture (name);
		3102
		3103	int glGenList ()
		3104	CODE:
		3105	RETVAL = glGenLists (1);
		3106	OUTPUT:
		3107	RETVAL
		3108
		3109	void glDeleteList (int list)
		3110	CODE:
		3111	glDeleteLists (list, 1);
		3112
		3113	void glNewList (int list, int mode = GL_COMPILE)
		3114
		3115	void glEndList ()
		3116
		3117	void glCallList (int list)
		3118
		3119	MODULE = Deliantra::Client PACKAGE = DC::UI::Base
		3120
		3121	PROTOTYPES: DISABLE
		3122
		3123	void
		3124	find_widget (SV *self, NV x, NV y)
		3125	PPCODE:
		3126	{
		3127	if (within_widget (self, x, y))
		3128	XPUSHs (self);
		3129	}
		3130
		3131	BOOT:
		3132	{
		3133	hover_gv = gv_fetchpv ("DC::UI::HOVER", 1, SVt_NV);
		3134
		3135	draw_x_gv = gv_fetchpv ("DC::UI::Base::draw_x", 1, SVt_NV);
		3136	draw_y_gv = gv_fetchpv ("DC::UI::Base::draw_y", 1, SVt_NV);
		3137	draw_w_gv = gv_fetchpv ("DC::UI::Base::draw_w", 1, SVt_NV);
		3138	draw_h_gv = gv_fetchpv ("DC::UI::Base::draw_h", 1, SVt_NV);
		3139	}
		3140
		3141	void
		3142	draw (SV *self)
		3143	CODE:
		3144	{
		3145	HV *hv;
		3146	SV **svp;
		3147	NV x, y, w, h;
		3148	SV *draw_x_sv = GvSV (draw_x_gv);
		3149	SV *draw_y_sv = GvSV (draw_y_gv);
		3150	SV *draw_w_sv = GvSV (draw_w_gv);
		3151	SV *draw_h_sv = GvSV (draw_h_gv);
		3152	double draw_x, draw_y;
		3153
		3154	if (!SvROK (self))
		3155	croak ("DC::Base::draw: %s not a reference", SvPV_nolen (self));
		3156
		3157	hv = (HV *)SvRV (self);
		3158
		3159	if (SvTYPE (hv) != SVt_PVHV)
		3160	croak ("DC::Base::draw: %s not a hashref", SvPV_nolen (self));
		3161
		3162	svp = hv_fetch (hv, "w", 1, 0); w = svp ? SvNV (*svp) : 0.;
		3163	svp = hv_fetch (hv, "h", 1, 0); h = svp ? SvNV (*svp) : 0.;
		3164
		3165	if (!h || !w)
		3166	XSRETURN_EMPTY;
		3167
		3168	svp = hv_fetch (hv, "x", 1, 0); x = svp ? SvNV (*svp) : 0.;
		3169	svp = hv_fetch (hv, "y", 1, 0); y = svp ? SvNV (*svp) : 0.;
		3170
		3171	draw_x = SvNV (draw_x_sv) + x;
		3172	draw_y = SvNV (draw_y_sv) + y;
		3173
		3174	if (draw_x + w < 0 || draw_x >= SvNV (draw_w_sv)
		3175	|| draw_y + h < 0 || draw_y >= SvNV (draw_h_sv))
		3176	XSRETURN_EMPTY;
		3177
		3178	sv_setnv (draw_x_sv, draw_x);
		3179	sv_setnv (draw_y_sv, draw_y);
		3180
		3181	glPushMatrix ();
		3182	glTranslated (x, y, 0);
		3183
		3184	if (SvROK (GvSV (hover_gv)) && SvRV (GvSV (hover_gv)) == (SV *)hv)
		3185	{
		3186	svp = hv_fetch (hv, "can_hover", sizeof ("can_hover") - 1, 0);
		3187
		3188	if (svp && SvTRUE (*svp))
		3189	{
		3190	glColor4f (1.0f * 0.2f, 0.8f * 0.2f, 0.5f * 0.2f, 0.2f);
		3191	glEnable (GL_BLEND);
		3192	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		3193	glBegin (GL_QUADS);
		3194	glVertex2f (0, 0);
		3195	glVertex2f (w, 0);
		3196	glVertex2f (w, h);
		3197	glVertex2f (0, h);
		3198	glEnd ();
		3199	glDisable (GL_BLEND);
		3200	}
		3201	}
		3202	#if 0
		3203	// draw borders, for debugging
		3204	glPushMatrix ();
		3205	glColor4f (1., 1., 0., 1.);
		3206	glTranslatef (.5, .5, 0.);
		3207	glBegin (GL_LINE_LOOP);
		3208	glVertex2f (0 , 0);
		3209	glVertex2f (w - 1, 0);
		3210	glVertex2f (w - 1, h - 1);
		3211	glVertex2f (0 , h - 1);
		3212	glEnd ();
		3213	glPopMatrix ();
		3214	#endif
		3215	PUSHMARK (SP);
		3216	XPUSHs (self);
		3217	PUTBACK;
		3218	call_method ("_draw", G_VOID | G_DISCARD);
		3219	SPAGAIN;
		3220
		3221	glPopMatrix ();
		3222
		3223	draw_x = draw_x - x; sv_setnv (draw_x_sv, draw_x);
		3224	draw_y = draw_y - y; sv_setnv (draw_y_sv, draw_y);
		3225	}
		3226

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