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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 1.293 by root, Thu Dec 17 02:49:38 2009 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 64
		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	#define TEXID_SPEECH 1
		99	#define TEXID_NOFACE 2
		100	#define TEXID_HIDDEN 3
		101
		102	static AV *texture_av;
		103
		104	static struct
		105	{
		106	#define GL_FUNC(ptr,name) ptr name;
		107	#include "glfunc.h"
		108	#undef GL_FUNC
		109	} gl;
		110
		111	static void
		112	gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		113	{
		114	if (gl.BlendFuncSeparate)
		115	gl.BlendFuncSeparate (sa, da, saa, daa);
		116	else if (gl.BlendFuncSeparateEXT)
		117	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		118	else
		119	glBlendFunc (sa, da);
		120	}
		121
		122	static GLuint
		123	gen_texture ()
		124	{
		125	GLuint name;
		126
		127	if (AvFILL (texture_av) >= 0)
		128	name = (GLuint)(size_t)av_pop (texture_av);
		129	else
		130	glGenTextures (1, &name);
		131
		132	return name;
		133	}
		134
		135	static void
		136	del_texture (GLuint name)
		137	{
		138	/* make a half-assed attempt at returning the memory used by the texture */
		139	/* textures are frequently being reused by cfplus anyway */
		140	/*glBindTexture (GL_TEXTURE_2D, name);*/
		141	/*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
		142	av_push (texture_av, (SV *)(size_t)name);
		143	glDeleteTextures (1, &name);
		144	}
		145
		146	#include "texcache.c"
		147	#include "rendercache.c"
		148
		149	#include "pango-font.c"
		150	#include "pango-fontmap.c"
		151	#include "pango-render.c"
		152
		153	typedef IV DC__Channel;
		154	typedef SDL_RWops *DC__RW;
		155	typedef Mix_Chunk *DC__MixChunk;
		156	typedef Mix_Music *DC__MixMusic;
		157
		158	typedef PangoFontDescription *DC__Font;
		159
		160	static int
		161	shape_attr_p (PangoLayoutRun *run)
		162	{
		163	GSList *attrs = run->item->analysis.extra_attrs;
		164
		165	while (attrs)
		166	{
		167	PangoAttribute *attr = attrs->data;
		168
		169	if (attr->klass->type == PANGO_ATTR_SHAPE)
		170	return 1;
		171
		172	attrs = attrs->next;
		173	}
		174
		175	return 0;
		176	}
26		177
27	typedef struct cf_layout {	178	typedef struct cf_layout {
28	PangoLayout *pl;	179	PangoLayout *pl;
		180	float r, g, b, a; // default color for rgba mode
29	int base_height;	181	int base_height;
		182	DC__Font font;
		183	rc_t *rc;
30	} *CFClient__Layout;	184	} *DC__Layout;
		185
		186	static DC__Font default_font;
		187	static PangoContext *opengl_context;
		188	static PangoFontMap *opengl_fontmap;
31		189
32	static void	190	static void
33	substitute_func (FcPattern *pattern, gpointer data)	191	substitute_func (FcPattern *pattern, gpointer data)
34	{	192	{
35	FcPatternAddBool (pattern, FC_HINTING , 1);	193	FcPatternAddBool (pattern, FC_HINTING, 1);
		194	#ifdef FC_HINT_STYLE
		195	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		196	#endif
36	FcPatternAddBool (pattern, FC_AUTOHINT, 1);	197	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
37	}	198	}
38		199
39	static void	200	static void
40	layout_update (CFClient__Layout self)	201	layout_update_font (DC__Layout self)
41	{	202	{
42	/* use a random scale factor to account for unknown descenders, 0.8 works	203	/* use a random scale factor to account for unknown descenders, 0.8 works
43	* reasonably well with bitstream vera	204	* reasonably well with dejavu/bistream fonts
44	*/	205	*/
45	PangoFontDescription *font = pango_context_get_font_description (context);	206	PangoFontDescription *font = self->font ? self->font : default_font;
46	pango_font_description_set_absolute_size (font, self->base_height * (PANGO_SCALE * 8 / 10));	207
		208	pango_font_description_set_absolute_size (font,
		209	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		210
		211	pango_layout_set_font_description (self->pl, font);
47	}	212	}
48		213
49	static void	214	static void
50	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	215	layout_get_pixel_size (DC__Layout self, int *w, int *h)
51	{	216	{
52	layout_update (self);	217	PangoRectangle rect;
53		218
		219	// get_pixel_* wrongly rounds down
54	pango_layout_get_pixel_size (self->pl, w, h);	220	pango_layout_get_extents (self->pl, 0, &rect);
55		221
56	*w = (*w + 3) & ~3;	222	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
57	if (!*w) *w = 1;	223	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
58	if (!*h) *h = 1;
59	}
60		224
61	MODULE = CFClient PACKAGE = CFClient	225	if (!rect.width) rect.width = 1;
		226	if (!rect.height) rect.height = 1;
		227
		228	*w = rect.width;
		229	*h = rect.height;
		230	}
		231
		232	typedef uint16_t tileid;
		233	typedef uint16_t faceid;
		234
		235	typedef struct {
		236	GLuint name;
		237	int w, h;
		238	float s, t;
		239	uint8_t r, g, b, a;
		240	tileid smoothtile;
		241	uint8_t smoothlevel;
		242	uint8_t unused; /* set to zero on use */
		243	} maptex;
		244
		245	typedef struct {
		246	uint32_t player;
		247	tileid tile[3];
		248	uint16_t darkness;
		249	uint8_t stat_width, stat_hp, flags, smoothmax;
		250	} mapcell;
		251
		252	typedef struct {
		253	int32_t c0, c1;
		254	mapcell *col;
		255	} maprow;
		256
		257	typedef struct map {
		258	int x, y, w, h;
		259	int ox, oy; /* offset to virtual global coordinate system */
		260	int faces; tileid *face2tile; // [faceid]
		261	int texs; maptex *tex; // [tileid]
		262
		263	int32_t rows;
		264	maprow *row;
		265	} *DC__Map;
		266
		267	static char *
		268	prepend (char *ptr, int sze, int inc)
		269	{
		270	char *p;
		271
		272	New (0, p, sze + inc, char);
		273	Zero (p, inc, char);
		274	Move (ptr, p + inc, sze, char);
		275	Safefree (ptr);
		276
		277	return p;
		278	}
		279
		280	static char *
		281	append (char *ptr, int sze, int inc)
		282	{
		283	Renew (ptr, sze + inc, char);
		284	Zero (ptr + sze, inc, char);
		285
		286	return ptr;
		287	}
		288
		289	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		290	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		291
		292	static void
		293	need_facenum (struct map *self, faceid face)
		294	{
		295	while (self->faces <= face)
		296	{
		297	Append (tileid, self->face2tile, self->faces, self->faces);
		298	self->faces *= 2;
		299	}
		300	}
		301
		302	static void
		303	need_texid (struct map *self, int texid)
		304	{
		305	while (self->texs <= texid)
		306	{
		307	Append (maptex, self->tex, self->texs, self->texs);
		308	self->texs *= 2;
		309	}
		310	}
		311
		312	static maprow *
		313	map_get_row (DC__Map self, int y)
		314	{
		315	if (0 > y)
		316	{
		317	int extend = - y + MAP_EXTEND_Y;
		318	Prepend (maprow, self->row, self->rows, extend);
		319
		320	self->rows += extend;
		321	self->y += extend;
		322	y += extend;
		323	}
		324	else if (y >= self->rows)
		325	{
		326	int extend = y - self->rows + MAP_EXTEND_Y;
		327	Append (maprow, self->row, self->rows, extend);
		328	self->rows += extend;
		329	}
		330
		331	return self->row + y;
		332	}
		333
		334	static mapcell *
		335	row_get_cell (maprow *row, int x)
		336	{
		337	if (!row->col)
		338	{
		339	Newz (0, row->col, MAP_EXTEND_X, mapcell);
		340	row->c0 = x - MAP_EXTEND_X / 4;
		341	row->c1 = row->c0 + MAP_EXTEND_X;
		342	}
		343
		344	if (row->c0 > x)
		345	{
		346	int extend = row->c0 - x + MAP_EXTEND_X;
		347	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
		348	row->c0 -= extend;
		349	}
		350	else if (x >= row->c1)
		351	{
		352	int extend = x - row->c1 + MAP_EXTEND_X;
		353	Append (mapcell, row->col, row->c1 - row->c0, extend);
		354	row->c1 += extend;
		355	}
		356
		357	return row->col + (x - row->c0);
		358	}
		359
		360	static mapcell *
		361	map_get_cell (DC__Map self, int x, int y)
		362	{
		363	return row_get_cell (map_get_row (self, y), x);
		364	}
		365
		366	static void
		367	map_clear (DC__Map self)
		368	{
		369	int r;
		370
		371	for (r = 0; r < self->rows; r++)
		372	Safefree (self->row[r].col);
		373
		374	Safefree (self->row);
		375
		376	self->x = 0;
		377	self->y = 0;
		378	self->ox = 0;
		379	self->oy = 0;
		380	self->row = 0;
		381	self->rows = 0;
		382	}
		383
		384	#define CELL_CLEAR(cell) \
		385	do { \
		386	if ((cell)->player) \
		387	(cell)->tile [2] = 0; \
		388	(cell)->darkness = 0; \
		389	(cell)->stat_hp = 0; \
		390	(cell)->flags = 0; \
		391	(cell)->player = 0; \
		392	} while (0)
		393
		394	static void
		395	map_blank (DC__Map self, int x0, int y0, int w, int h)
		396	{
		397	int x, y;
		398	maprow *row;
		399	mapcell *cell;
		400
		401	for (y = y0; y < y0 + h; y++)
		402	if (y >= 0)
		403	{
		404	if (y >= self->rows)
		405	break;
		406
		407	row = self->row + y;
		408
		409	for (x = x0; x < x0 + w; x++)
		410	if (x >= row->c0)
		411	{
		412	if (x >= row->c1)
		413	break;
		414
		415	cell = row->col + x - row->c0;
		416
		417	CELL_CLEAR (cell);
		418	}
		419	}
		420	}
		421
		422	typedef struct {
		423	tileid tile;
		424	uint8_t x, y, level;
		425	} smooth_key;
		426
		427	static void
		428	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		429	{
		430	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		431
		432	if (SvIOK (*sv))
		433	SvIV_set (*sv, SvIVX (*sv) | bits);
		434	else
		435	sv_setiv (*sv, bits);
		436	}
		437
		438	static void
		439	music_finished (void)
		440	{
		441	SDL_UserEvent ev;
		442
		443	ev.type = SDL_USEREVENT;
		444	ev.code = 0;
		445	ev.data1 = 0;
		446	ev.data2 = 0;
		447
		448	SDL_PushEvent ((SDL_Event *)&ev);
		449	}
		450
		451	static void
		452	channel_finished (int channel)
		453	{
		454	SDL_UserEvent ev;
		455
		456	ev.type = SDL_USEREVENT;
		457	ev.code = 1;
		458	ev.data1 = (void *)(long)channel;
		459	ev.data2 = 0;
		460
		461	SDL_PushEvent ((SDL_Event *)&ev);
		462	}
		463
		464	static unsigned int
		465	minpot (unsigned int n)
		466	{
		467	if (!n)
		468	return 0;
		469
		470	--n;
		471
		472	n |= n >> 1;
		473	n |= n >> 2;
		474	n |= n >> 4;
		475	n |= n >> 8;
		476	n |= n >> 16;
		477
		478	return n + 1;
		479	}
		480
		481	static unsigned int
		482	popcount (unsigned int n)
		483	{
		484	n -= (n >> 1) & 0x55555555U;
		485	n = ((n >> 2) & 0x33333333U) + (n & 0x33333333U);
		486	n = ((n >> 4) + n) & 0x0f0f0f0fU;
		487	n *= 0x01010101U;
		488
		489	return n >> 24;
		490	}
		491
		492	/* SDL should provide this, really. */
		493	#define SDLK_MODIFIER_MIN 300
		494	#define SDLK_MODIFIER_MAX 314
		495
		496	/******************************************************************************/
		497
		498	static GV *draw_x_gv, *draw_y_gv, *draw_w_gv, *draw_h_gv;
		499	static GV *hover_gv;
		500
		501	static int
		502	within_widget (SV *widget, NV x, NV y)
		503	{
		504	HV *self;
		505	SV **svp;
		506	NV wx, ww, wy, wh;
		507
		508	if (!SvROK (widget))
		509	return 0;
		510
		511	self = (HV *)SvRV (widget);
		512
		513	if (SvTYPE (self) != SVt_PVHV)
		514	return 0;
		515
		516	svp = hv_fetch (self, "y", 1, 0); wy = svp ? SvNV (*svp) : 0.;
		517	if (y < wy)
		518	return 0;
		519
		520	svp = hv_fetch (self, "h", 1, 0); wh = svp ? SvNV (*svp) : 0.;
		521	if (y >= wy + wh)
		522	return 0;
		523
		524	svp = hv_fetch (self, "x", 1, 0); wx = svp ? SvNV (*svp) : 0.;
		525	if (x < wx)
		526	return 0;
		527
		528	svp = hv_fetch (self, "w", 1, 0); ww = svp ? SvNV (*svp) : 0.;
		529	if (x >= wx + ww)
		530	return 0;
		531
		532	svp = hv_fetch (self, "can_events", sizeof ("can_events") - 1, 0);
		533	if (!svp || !SvTRUE (*svp))
		534	return 0;
		535
		536	return 1;
		537	}
		538
		539	/******************************************************************************/
		540
		541	/* process keyboard modifiers */
		542	static int
		543	mod_munge (int mod)
		544	{
		545	mod &= MOD_MASK;
		546
		547	if (mod & (KMOD_META | KMOD_ALT))
		548	mod |= KMOD_LRAM;
		549
		550	return mod;
		551	}
		552
		553	static void
		554	deliantra_main ()
		555	{
		556	char *argv[] = { 0 };
		557	call_argv ("::main", G_DISCARD | G_VOID, argv);
		558	}
		559
		560	#ifdef __MACOSX__
		561	/* to due surprising braindamage on the side of SDL design, we
		562	* do some mind-boggling hack here: SDL requires a custom main()
		563	* on OS X, so... we provide one and call the original main(), which,
		564	* due to share dlibrary magic, calls -lSDLmain's main, not perl's main,
		565	* and which calls our main (== SDL_main) back.
		566	*/
		567	extern C_LINKAGE int
		568	main (int argc, char *argv[])
		569	{
		570	deliantra_main ();
		571	}
		572
		573	#undef main
		574
		575	extern C_LINKAGE int main (int argc, char *argv[]);
		576
		577	static void
		578	SDL_braino (void)
		579	{
		580	char *argv[] = { "deliantra client", 0 };
		581	(main) (1, argv);
		582	}
		583	#else
		584	static void
		585	SDL_braino (void)
		586	{
		587	deliantra_main ();
		588	}
		589	#endif
		590
		591	MODULE = Deliantra::Client PACKAGE = DC
62		592
63	PROTOTYPES: ENABLE	593	PROTOTYPES: ENABLE
64		594
65	BOOT:	595	BOOT:
66	{	596	{
67	fontmap = pango_ft2_font_map_new ();	597	HV *stash = gv_stashpv ("DC", 1);
		598	static const struct {
		599	const char *name;
		600	IV iv;
		601	} *civ, const_iv[] = {
		602	# define const_iv(name) { # name, (IV)name }
		603	const_iv (SDLK_MODIFIER_MIN),
		604	const_iv (SDLK_MODIFIER_MAX),
		605
		606	const_iv (SDL_ACTIVEEVENT),
		607	const_iv (SDL_KEYDOWN),
		608	const_iv (SDL_KEYUP),
		609	const_iv (SDL_MOUSEMOTION),
		610	const_iv (SDL_MOUSEBUTTONDOWN),
		611	const_iv (SDL_MOUSEBUTTONUP),
		612	const_iv (SDL_JOYAXISMOTION),
		613	const_iv (SDL_JOYBALLMOTION),
		614	const_iv (SDL_JOYHATMOTION),
		615	const_iv (SDL_JOYBUTTONDOWN),
		616	const_iv (SDL_JOYBUTTONUP),
		617	const_iv (SDL_QUIT),
		618	const_iv (SDL_SYSWMEVENT),
		619	const_iv (SDL_EVENT_RESERVEDA),
		620	const_iv (SDL_EVENT_RESERVEDB),
		621	const_iv (SDL_VIDEORESIZE),
		622	const_iv (SDL_VIDEOEXPOSE),
		623	const_iv (SDL_USEREVENT),
		624
		625	const_iv (SDL_APPINPUTFOCUS),
		626	const_iv (SDL_APPMOUSEFOCUS),
		627	const_iv (SDL_APPACTIVE),
		628
		629
		630	const_iv (SDLK_UNKNOWN),
		631	const_iv (SDLK_FIRST),
		632	const_iv (SDLK_BACKSPACE),
		633	const_iv (SDLK_TAB),
		634	const_iv (SDLK_CLEAR),
		635	const_iv (SDLK_RETURN),
		636	const_iv (SDLK_PAUSE),
		637	const_iv (SDLK_ESCAPE),
		638	const_iv (SDLK_SPACE),
		639	const_iv (SDLK_EXCLAIM),
		640	const_iv (SDLK_QUOTEDBL),
		641	const_iv (SDLK_HASH),
		642	const_iv (SDLK_DOLLAR),
		643	const_iv (SDLK_AMPERSAND),
		644	const_iv (SDLK_QUOTE),
		645	const_iv (SDLK_LEFTPAREN),
		646	const_iv (SDLK_RIGHTPAREN),
		647	const_iv (SDLK_ASTERISK),
		648	const_iv (SDLK_PLUS),
		649	const_iv (SDLK_COMMA),
		650	const_iv (SDLK_MINUS),
		651	const_iv (SDLK_PERIOD),
		652	const_iv (SDLK_SLASH),
		653	const_iv (SDLK_0),
		654	const_iv (SDLK_1),
		655	const_iv (SDLK_2),
		656	const_iv (SDLK_3),
		657	const_iv (SDLK_4),
		658	const_iv (SDLK_5),
		659	const_iv (SDLK_6),
		660	const_iv (SDLK_7),
		661	const_iv (SDLK_8),
		662	const_iv (SDLK_9),
		663	const_iv (SDLK_COLON),
		664	const_iv (SDLK_SEMICOLON),
		665	const_iv (SDLK_LESS),
		666	const_iv (SDLK_EQUALS),
		667	const_iv (SDLK_GREATER),
		668	const_iv (SDLK_QUESTION),
		669	const_iv (SDLK_AT),
		670
		671	const_iv (SDLK_LEFTBRACKET),
		672	const_iv (SDLK_BACKSLASH),
		673	const_iv (SDLK_RIGHTBRACKET),
		674	const_iv (SDLK_CARET),
		675	const_iv (SDLK_UNDERSCORE),
		676	const_iv (SDLK_BACKQUOTE),
		677	const_iv (SDLK_DELETE),
		678
		679	const_iv (SDLK_FIRST),
		680	const_iv (SDLK_LAST),
		681	const_iv (SDLK_KP0),
		682	const_iv (SDLK_KP1),
		683	const_iv (SDLK_KP2),
		684	const_iv (SDLK_KP3),
		685	const_iv (SDLK_KP4),
		686	const_iv (SDLK_KP5),
		687	const_iv (SDLK_KP6),
		688	const_iv (SDLK_KP7),
		689	const_iv (SDLK_KP8),
		690	const_iv (SDLK_KP9),
		691	const_iv (SDLK_KP_PERIOD),
		692	const_iv (SDLK_KP_DIVIDE),
		693	const_iv (SDLK_KP_MULTIPLY),
		694	const_iv (SDLK_KP_MINUS),
		695	const_iv (SDLK_KP_PLUS),
		696	const_iv (SDLK_KP_ENTER),
		697	const_iv (SDLK_KP_EQUALS),
		698	const_iv (SDLK_UP),
		699	const_iv (SDLK_DOWN),
		700	const_iv (SDLK_RIGHT),
		701	const_iv (SDLK_LEFT),
		702	const_iv (SDLK_INSERT),
		703	const_iv (SDLK_HOME),
		704	const_iv (SDLK_END),
		705	const_iv (SDLK_PAGEUP),
		706	const_iv (SDLK_PAGEDOWN),
		707	const_iv (SDLK_F1),
		708	const_iv (SDLK_F2),
		709	const_iv (SDLK_F3),
		710	const_iv (SDLK_F4),
		711	const_iv (SDLK_F5),
		712	const_iv (SDLK_F6),
		713	const_iv (SDLK_F7),
		714	const_iv (SDLK_F8),
		715	const_iv (SDLK_F9),
		716	const_iv (SDLK_F10),
		717	const_iv (SDLK_F11),
		718	const_iv (SDLK_F12),
		719	const_iv (SDLK_F13),
		720	const_iv (SDLK_F14),
		721	const_iv (SDLK_F15),
		722	const_iv (SDLK_NUMLOCK),
		723	const_iv (SDLK_CAPSLOCK),
		724	const_iv (SDLK_SCROLLOCK),
		725	const_iv (SDLK_RSHIFT),
		726	const_iv (SDLK_LSHIFT),
		727	const_iv (SDLK_RCTRL),
		728	const_iv (SDLK_LCTRL),
		729	const_iv (SDLK_RALT),
		730	const_iv (SDLK_LALT),
		731	const_iv (SDLK_RMETA),
		732	const_iv (SDLK_LMETA),
		733	const_iv (SDLK_LSUPER),
		734	const_iv (SDLK_RSUPER),
		735	const_iv (SDLK_MODE),
		736	const_iv (SDLK_COMPOSE),
		737	const_iv (SDLK_HELP),
		738	const_iv (SDLK_PRINT),
		739	const_iv (SDLK_SYSREQ),
		740	const_iv (SDLK_BREAK),
		741	const_iv (SDLK_MENU),
		742	const_iv (SDLK_POWER),
		743	const_iv (SDLK_EURO),
		744	const_iv (SDLK_UNDO),
		745
		746	const_iv (KMOD_NONE),
		747	const_iv (KMOD_SHIFT),
		748	const_iv (KMOD_LSHIFT),
		749	const_iv (KMOD_RSHIFT),
		750	const_iv (KMOD_CTRL),
		751	const_iv (KMOD_LCTRL),
		752	const_iv (KMOD_RCTRL),
		753	const_iv (KMOD_ALT),
		754	const_iv (KMOD_LALT),
		755	const_iv (KMOD_RALT),
		756	const_iv (KMOD_META),
		757	const_iv (KMOD_LMETA),
		758	const_iv (KMOD_RMETA),
		759	const_iv (KMOD_NUM),
		760	const_iv (KMOD_CAPS),
		761	const_iv (KMOD_MODE),
		762
		763	const_iv (KMOD_LRAM),
		764
		765	const_iv (MIX_DEFAULT_FORMAT),
		766
		767	const_iv (SDL_INIT_TIMER),
		768	const_iv (SDL_INIT_AUDIO),
		769	const_iv (SDL_INIT_VIDEO),
		770	const_iv (SDL_INIT_CDROM),
		771	const_iv (SDL_INIT_JOYSTICK),
		772	const_iv (SDL_INIT_EVERYTHING),
		773	const_iv (SDL_INIT_NOPARACHUTE),
		774	const_iv (SDL_INIT_EVENTTHREAD),
		775
		776	const_iv (SDL_GL_RED_SIZE),
		777	const_iv (SDL_GL_GREEN_SIZE),
		778	const_iv (SDL_GL_BLUE_SIZE),
		779	const_iv (SDL_GL_ALPHA_SIZE),
		780	const_iv (SDL_GL_DOUBLEBUFFER),
		781	const_iv (SDL_GL_BUFFER_SIZE),
		782	const_iv (SDL_GL_DEPTH_SIZE),
		783	const_iv (SDL_GL_STENCIL_SIZE),
		784	const_iv (SDL_GL_ACCUM_RED_SIZE),
		785	const_iv (SDL_GL_ACCUM_GREEN_SIZE),
		786	const_iv (SDL_GL_ACCUM_BLUE_SIZE),
		787	const_iv (SDL_GL_ACCUM_ALPHA_SIZE),
		788	const_iv (SDL_GL_STEREO),
		789	const_iv (SDL_GL_MULTISAMPLEBUFFERS),
		790	const_iv (SDL_GL_MULTISAMPLESAMPLES),
		791	const_iv (SDL_GL_ACCELERATED_VISUAL),
		792	const_iv (SDL_GL_SWAP_CONTROL),
		793
		794	const_iv (FOW_DARKNESS)
		795	# undef const_iv
		796	};
		797
		798	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		799	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		800
		801	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		802	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		803	}
		804
		805	void
		806	weaken (SV *rv)
		807	PROTOTYPE: $
		808	CODE:
		809	sv_rvweaken (rv);
		810
		811	int
		812	in_destruct ()
		813	CODE:
		814	RETVAL = PL_main_cv == Nullcv;
		815	OUTPUT:
		816	RETVAL
		817
		818	NV floor (NV x)
		819
		820	NV ceil (NV x)
		821
		822	IV minpot (UV n)
		823
		824	IV popcount (UV n)
		825
		826	void
		827	pango_init ()
		828	CODE:
		829	{
		830	opengl_fontmap = pango_opengl_font_map_new ();
68	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	831	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
69	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	832	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
		833	/*pango_context_set_font_description (opengl_context, default_font);*/
		834	#if PANGO_VERSION_CHECK (1, 15, 2)
		835	pango_context_set_language (opengl_context, pango_language_from_string ("en"));
		836	/*pango_context_set_base_dir (opengl_context, PANGO_DIRECTION_WEAK_LTR);*/
		837	#endif
70	}	838	}
71		839
		840	char *SDL_GetError ()
		841
		842	void SDL_braino ()
		843
		844	int SDL_Init (U32 flags)
		845
		846	int SDL_InitSubSystem (U32 flags)
		847
		848	void SDL_QuitSubSystem (U32 flags)
		849
		850	void SDL_Quit ()
		851
		852	int SDL_GL_SetAttribute (int attr, int value)
		853
		854	int SDL_GL_GetAttribute (int attr)
		855	CODE:
		856	if (SDL_GL_GetAttribute (attr, &RETVAL))
		857	XSRETURN_UNDEF;
		858	OUTPUT:
		859	RETVAL
		860
72	void	861	void
73	lowdelay (int fd, int val = 1)	862	SDL_ListModes (int rgb, int alpha)
74	CODE:	863	PPCODE:
75	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	864	{
		865	SDL_Rect **m;
		866
		867	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		868	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		869	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		870	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
76		871
77	char *	872	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
78	gl_version ()	873	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
		874
		875	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
		876	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		877	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
		878	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		879
		880	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		881	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		882
		883	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		884
		885	if (m && m != (SDL_Rect **)-1)
		886	while (*m)
		887	{
		888	if ((*m)->w >= 400 && (*m)->h >= 300)
		889	{
		890	AV *av = newAV ();
		891	av_push (av, newSViv ((*m)->w));
		892	av_push (av, newSViv ((*m)->h));
		893	av_push (av, newSViv (rgb));
		894	av_push (av, newSViv (alpha));
		895	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		896	}
		897
		898	++m;
		899	}
		900	}
		901
		902	int
		903	SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
79	CODE:	904	CODE:
80	RETVAL = (char *)glGetString (GL_VERSION);	905	{
		906	SDL_EnableUNICODE (1);
		907	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		908
		909	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		910	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		911	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		912	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		913
		914	RETVAL = !!SDL_SetVideoMode (
		915	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		916	);
		917
		918	if (RETVAL)
		919	{
		920	av_clear (texture_av);
		921
		922	SDL_WM_SetCaption ("Deliantra MORPG Client " VERSION, "Deliantra");
		923	#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		924	#include "glfunc.h"
		925	#undef GL_FUNC
		926	}
		927	}
81	OUTPUT:	928	OUTPUT:
82	RETVAL	929	RETVAL
83		930
		931	void
		932	SDL_GL_SwapBuffers ()
		933
84	char *	934	char *
85	gl_extensions ()	935	SDL_GetKeyName (int sym)
		936
		937	int
		938	SDL_GetAppState ()
		939
		940	int
		941	SDL_GetModState ()
		942
		943	void
		944	poll_events ()
86	CODE:	945	PPCODE:
87	RETVAL = (char *)glGetString (GL_EXTENSIONS);	946	{
		947	SDL_Event ev;
		948
		949	SDL_PumpEvents ();
		950	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
		951	{
		952	HV *hv = newHV ();
		953	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		954
		955	switch (ev.type)
		956	{
		957	case SDL_KEYDOWN:
		958	case SDL_KEYUP:
		959	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		960	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		961	hv_store (hv, "mod", 3, newSViv (mod_munge (ev.key.keysym.mod)), 0);
		962	hv_store (hv, "cmod", 4, newSViv (mod_munge (SDL_GetModState ())), 0); /* current mode */
		963	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		964	break;
		965
		966	case SDL_ACTIVEEVENT:
		967	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		968	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		969	break;
		970
		971	case SDL_MOUSEMOTION:
		972	{
		973	int state = ev.motion.state;
		974	int x = ev.motion.x;
		975	int y = ev.motion.y;
		976	int xrel = ev.motion.xrel;
		977	int yrel = ev.motion.yrel;
		978
		979	/* do simplistic event compression */
		980	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		981	&& state == ev.motion.state)
		982	{
		983	xrel += ev.motion.xrel;
		984	yrel += ev.motion.yrel;
		985	x = ev.motion.x;
		986	y = ev.motion.y;
		987	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		988	}
		989
		990	hv_store (hv, "mod", 3, newSViv (mod_munge (SDL_GetModState ())), 0);
		991	hv_store (hv, "state", 5, newSViv (state), 0);
		992	hv_store (hv, "x", 1, newSViv (x), 0);
		993	hv_store (hv, "y", 1, newSViv (y), 0);
		994	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
		995	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		996	}
		997	break;
		998
		999	case SDL_MOUSEBUTTONDOWN:
		1000	case SDL_MOUSEBUTTONUP:
		1001	hv_store (hv, "mod", 3, newSViv (SDL_GetModState () & MOD_MASK), 0);
		1002
		1003	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		1004	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		1005	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		1006	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		1007	break;
		1008
		1009	case SDL_USEREVENT:
		1010	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		1011	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		1012	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		1013	break;
		1014	}
		1015
		1016	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("DC::UI::Event", 1))));
		1017	}
		1018	}
		1019
		1020	int
		1021	Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 4096)
		1022	POSTCALL:
		1023	Mix_HookMusicFinished (music_finished);
		1024	Mix_ChannelFinished (channel_finished);
		1025
		1026	void
		1027	Mix_QuerySpec ()
		1028	PPCODE:
		1029	{
		1030	int freq, channels;
		1031	Uint16 format;
		1032
		1033	if (Mix_QuerySpec (&freq, &format, &channels))
		1034	{
		1035	EXTEND (SP, 3);
		1036	PUSHs (sv_2mortal (newSViv (freq)));
		1037	PUSHs (sv_2mortal (newSViv (format)));
		1038	PUSHs (sv_2mortal (newSViv (channels)));
		1039	}
		1040	}
		1041
		1042	void
		1043	Mix_CloseAudio ()
		1044
		1045	int
		1046	Mix_AllocateChannels (int numchans = -1)
		1047
		1048	const char *
		1049	Mix_GetError ()
		1050
		1051	void
		1052	lowdelay (int fd, int val = 1)
		1053	CODE:
		1054	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		1055
		1056	void
		1057	win32_proxy_info ()
		1058	PPCODE:
		1059	{
		1060	#ifdef _WIN32
		1061	char buffer[2048];
		1062	DWORD buflen;
		1063
		1064	EXTEND (SP, 3);
		1065
		1066	buflen = sizeof (buffer);
		1067	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		1068	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		1069	{
		1070	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		1071
		1072	buflen = sizeof (buffer);
		1073	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		1074	{
		1075	PUSHs (newSVpv (buffer, 0));
		1076
		1077	buflen = sizeof (buffer);
		1078	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		1079	PUSHs (newSVpv (buffer, 0));
		1080	}
		1081	}
		1082	#endif
		1083	}
		1084
		1085	int
		1086	add_font (char *file)
		1087	CODE:
		1088	RETVAL = FcConfigAppFontAddFile (0, (const FcChar8 *)file);
88	OUTPUT:	1089	OUTPUT:
89	RETVAL	1090	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		1091
107	void	1092	void
108	load_image_inline (SV *image_)	1093	load_image_inline (SV *image_)
109	ALIAS:	1094	ALIAS:
110	load_image_file = 1	1095	load_image_file = 1
…		…
113	STRLEN image_len;	1098	STRLEN image_len;
114	char *image = (char *)SvPVbyte (image_, image_len);	1099	char *image = (char *)SvPVbyte (image_, image_len);
115	SDL_Surface *surface, *surface2;	1100	SDL_Surface *surface, *surface2;
116	SDL_PixelFormat fmt;	1101	SDL_PixelFormat fmt;
117	SDL_RWops *rw = ix	1102	SDL_RWops *rw = ix
118	? SDL_RWFromFile (image, "r")	1103	? SDL_RWFromFile (image, "rb")
119	: SDL_RWFromConstMem (image, image_len);	1104	: SDL_RWFromConstMem (image, image_len);
120		1105
121	if (!rw)	1106	if (!rw)
122	croak ("load_image: unable to open file");	1107	croak ("load_image: %s", SDL_GetError ());
123		1108
124	surface = IMG_Load_RW (rw, 1);	1109	surface = IMG_Load_RW (rw, 1);
125	if (!surface)	1110	if (!surface)
126	croak ("load_image: unable to read file");	1111	croak ("load_image: %s", SDL_GetError ());
127		1112
128	fmt.palette = NULL;	1113	fmt.palette = NULL;
129	fmt.BitsPerPixel = 32;	1114	fmt.BitsPerPixel = 32;
130	fmt.BytesPerPixel = 4;	1115	fmt.BytesPerPixel = 4;
		1116	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
131	fmt.Rmask = 0x000000ff;	1117	fmt.Rmask = 0x000000ff;
132	fmt.Gmask = 0x0000ff00;	1118	fmt.Gmask = 0x0000ff00;
133	fmt.Bmask = 0x00ff0000;	1119	fmt.Bmask = 0x00ff0000;
134	fmt.Amask = 0xff000000;	1120	fmt.Amask = 0xff000000;
		1121	#else
		1122	fmt.Rmask = 0xff000000;
		1123	fmt.Gmask = 0x00ff0000;
		1124	fmt.Bmask = 0x0000ff00;
		1125	fmt.Amask = 0x000000ff;
		1126	#endif
135	fmt.Rloss = 0;	1127	fmt.Rloss = 0;
136	fmt.Gloss = 0;	1128	fmt.Gloss = 0;
137	fmt.Bloss = 0;	1129	fmt.Bloss = 0;
138	fmt.Aloss = 0;	1130	fmt.Aloss = 0;
139	fmt.Rshift = 0;	1131	fmt.Rshift = 0;
…		…
143	fmt.colorkey = 0;	1135	fmt.colorkey = 0;
144	fmt.alpha = 0;	1136	fmt.alpha = 0;
145		1137
146	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	1138	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
147		1139
		1140	assert (surface2->pitch == surface2->w * 4);
		1141
		1142	SDL_LockSurface (surface2);
148	EXTEND (SP, 5);	1143	EXTEND (SP, 6);
149	PUSHs (sv_2mortal (newSViv (surface2->w)));	1144	PUSHs (sv_2mortal (newSViv (surface2->w)));
150	PUSHs (sv_2mortal (newSViv (surface2->h)));	1145	PUSHs (sv_2mortal (newSViv (surface2->h)));
151	SDL_LockSurface (surface2);
152	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	1146	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)));	1147	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
155	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	1148	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
156	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	1149	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		1150	SDL_UnlockSurface (surface2);
157		1151
158	SDL_FreeSurface (surface);	1152	SDL_FreeSurface (surface);
159	SDL_FreeSurface (surface2);	1153	SDL_FreeSurface (surface2);
160	}	1154	}
161		1155
162	MODULE = CFClient PACKAGE = CFClient::Layout	1156	void
163		1157	average (int x, int y, uint32_t *data)
164	CFClient::Layout
165	new (SV *class, int base_height = 10)
166	CODE:	1158	PPCODE:
167	New (0, RETVAL, 1, struct cf_layout);	1159	{
168	RETVAL->base_height = base_height;	1160	uint32_t r = 0, g = 0, b = 0, a = 0;
169	RETVAL->pl = pango_layout_new (context);	1161
170	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	1162	x = y = x * y;
		1163
		1164	while (x--)
		1165	{
		1166	uint32_t p = *data++;
		1167
		1168	r += (p ) & 255;
		1169	g += (p >> 8) & 255;
		1170	b += (p >> 16) & 255;
		1171	a += (p >> 24) & 255;
		1172	}
		1173
		1174	EXTEND (SP, 4);
		1175	PUSHs (sv_2mortal (newSViv (r / y)));
		1176	PUSHs (sv_2mortal (newSViv (g / y)));
		1177	PUSHs (sv_2mortal (newSViv (b / y)));
		1178	PUSHs (sv_2mortal (newSViv (a / y)));
		1179	}
		1180
		1181	void
		1182	error (char *message)
		1183	CODE:
		1184	fprintf (stderr, "ERROR: %s\n", message);
		1185	#ifdef _WIN32
		1186	MessageBox (0, message, "Deliantra Client Error", MB_OK | MB_ICONERROR);
		1187	#endif
		1188
		1189	void
		1190	fatal (char *message)
		1191	CODE:
		1192	fprintf (stderr, "FATAL: %s\n", message);
		1193	#ifdef _WIN32
		1194	MessageBox (0, message, "Deliantra Client Fatal Error", MB_OK | MB_ICONERROR);
		1195	#endif
		1196	_exit (1);
		1197
		1198	void
		1199	_exit (int retval = 0)
		1200	CODE:
		1201	#ifdef WIN32
		1202	ExitThread (retval); // unclean, please beam me up
		1203	#else
		1204	_exit (retval);
		1205	#endif
		1206
		1207	void
		1208	debug ()
		1209	CODE:
		1210	{
		1211	#if DEBUG
		1212	VALGRIND_DO_LEAK_CHECK;
		1213	#endif
		1214	}
		1215
		1216	int
		1217	SvREFCNT (SV *sv)
		1218	CODE:
		1219	RETVAL = SvREFCNT (sv);
		1220	OUTPUT:
		1221	RETVAL
		1222
		1223	MODULE = Deliantra::Client PACKAGE = DC::Font
		1224
		1225	PROTOTYPES: DISABLE
		1226
		1227	DC::Font
		1228	new_from_file (SV *class, char *path, int id = 0)
		1229	CODE:
		1230	{
		1231	int count;
		1232	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		1233	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		1234	FcPatternDestroy (pattern);
		1235	}
171	OUTPUT:	1236	OUTPUT:
172	RETVAL	1237	RETVAL
173		1238
174	void	1239	void
		1240	DESTROY (DC::Font self)
		1241	CODE:
		1242	pango_font_description_free (self);
		1243
		1244	void
		1245	make_default (DC::Font self)
		1246	PROTOTYPE: $
		1247	CODE:
		1248	default_font = self;
		1249
		1250	MODULE = Deliantra::Client PACKAGE = DC::Layout
		1251
		1252	PROTOTYPES: DISABLE
		1253
		1254	void
		1255	glyph_cache_backup ()
		1256	PROTOTYPE:
		1257	CODE:
		1258	tc_backup ();
		1259
		1260	void
		1261	glyph_cache_restore ()
		1262	PROTOTYPE:
		1263	CODE:
		1264	tc_restore ();
		1265
		1266	DC::Layout
		1267	new (SV *class)
		1268	CODE:
		1269	New (0, RETVAL, 1, struct cf_layout);
		1270
		1271	RETVAL->pl = pango_layout_new (opengl_context);
		1272	RETVAL->r = 1.;
		1273	RETVAL->g = 1.;
		1274	RETVAL->b = 1.;
		1275	RETVAL->a = 1.;
		1276	RETVAL->base_height = MIN_FONT_HEIGHT;
		1277	RETVAL->font = 0;
		1278	RETVAL->rc = rc_alloc ();
		1279
		1280	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		1281	layout_update_font (RETVAL);
		1282	OUTPUT:
		1283	RETVAL
		1284
		1285	void
175	DESTROY (CFClient::Layout self)	1286	DESTROY (DC::Layout self)
176	CODE:	1287	CODE:
177	g_object_unref (self->pl);	1288	g_object_unref (self->pl);
		1289	rc_free (self->rc);
178	Safefree (self);	1290	Safefree (self);
179		1291
180	void	1292	void
181	set_markup (CFClient::Layout self, SV *text_)	1293	set_text (DC::Layout self, SV *text_)
182	CODE:	1294	CODE:
183	{	1295	{
184	STRLEN textlen;	1296	STRLEN textlen;
185	char *text = SvPVutf8 (text_, textlen);	1297	char *text = SvPVutf8 (text_, textlen);
186		1298
		1299	pango_layout_set_text (self->pl, text, textlen);
		1300	}
		1301
		1302	void
		1303	set_markup (DC::Layout self, SV *text_)
		1304	CODE:
		1305	{
		1306	STRLEN textlen;
		1307	char *text = SvPVutf8 (text_, textlen);
		1308
187	pango_layout_set_markup (self->pl, text, textlen);	1309	pango_layout_set_markup (self->pl, text, textlen);
188	}	1310	}
189		1311
190	void	1312	void
		1313	set_shapes (DC::Layout self, ...)
		1314	CODE:
		1315	{
		1316	PangoAttrList *attrs = 0;
		1317	const char *text = pango_layout_get_text (self->pl);
		1318	const char *pos = text;
		1319	int arg = 4;
		1320
		1321	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		1322	{
		1323	PangoRectangle inkrect, rect;
		1324	PangoAttribute *attr;
		1325
		1326	int x = SvIV (ST (arg - 3));
		1327	int y = SvIV (ST (arg - 2));
		1328	int w = SvIV (ST (arg - 1));
		1329	int h = SvIV (ST (arg ));
		1330
		1331	inkrect.x = 0;
		1332	inkrect.y = 0;
		1333	inkrect.width = 0;
		1334	inkrect.height = 0;
		1335
		1336	rect.x = x * PANGO_SCALE;
		1337	rect.y = y * PANGO_SCALE;
		1338	rect.width = w * PANGO_SCALE;
		1339	rect.height = h * PANGO_SCALE;
		1340
		1341	if (!attrs)
		1342	attrs = pango_layout_get_attributes (self->pl);
		1343
		1344	attr = pango_attr_shape_new (&inkrect, &rect);
		1345	attr->start_index = pos - text;
		1346	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1347	pango_attr_list_insert (attrs, attr);
		1348
		1349	arg += 4;
		1350	pos += sizeof (OBJ_STR) - 1;
		1351	}
		1352
		1353	if (attrs)
		1354	pango_layout_set_attributes (self->pl, attrs);
		1355	}
		1356
		1357	void
		1358	get_shapes (DC::Layout self)
		1359	PPCODE:
		1360	{
		1361	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1362
		1363	do
		1364	{
		1365	PangoLayoutRun *run = pango_layout_iter_get_run_readonly (iter);
		1366
		1367	if (run && shape_attr_p (run))
		1368	{
		1369	PangoRectangle extents;
		1370	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1371
		1372	EXTEND (SP, 2);
		1373	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1374	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1375	}
		1376	}
		1377	while (pango_layout_iter_next_run (iter));
		1378
		1379	pango_layout_iter_free (iter);
		1380	}
		1381
		1382	int
		1383	has_wrapped (DC::Layout self)
		1384	CODE:
		1385	{
		1386	int lines = 1;
		1387	const char *text = pango_layout_get_text (self->pl);
		1388
		1389	while (*text)
		1390	lines += *text++ == '\n';
		1391
		1392	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1393	}
		1394	OUTPUT:
		1395	RETVAL
		1396
		1397	SV *
		1398	get_text (DC::Layout self)
		1399	CODE:
		1400	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1401	sv_utf8_decode (RETVAL);
		1402	OUTPUT:
		1403	RETVAL
		1404
		1405	void
		1406	set_foreground (DC::Layout self, float r, float g, float b, float a = 1.)
		1407	CODE:
		1408	self->r = r;
		1409	self->g = g;
		1410	self->b = b;
		1411	self->a = a;
		1412
		1413	void
		1414	set_font (DC::Layout self, DC::Font font = 0)
		1415	CODE:
		1416	if (self->font != font)
		1417	{
		1418	self->font = font;
		1419	layout_update_font (self);
		1420	}
		1421
		1422	void
191	set_height (CFClient::Layout self, int base_height)	1423	set_height (DC::Layout self, int base_height)
192	CODE:	1424	CODE:
		1425	if (self->base_height != base_height)
		1426	{
193	self->base_height = base_height;	1427	self->base_height = base_height;
		1428	layout_update_font (self);
		1429	}
194		1430
195	void	1431	void
196	set_width (CFClient::Layout self, int max_width = -1)	1432	set_width (DC::Layout self, int max_width = -1)
197	CODE:	1433	CODE:
198	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1434	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
199		1435
200	void	1436	void
		1437	set_indent (DC::Layout self, int indent)
		1438	CODE:
		1439	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1440
		1441	void
		1442	set_spacing (DC::Layout self, int spacing)
		1443	CODE:
		1444	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1445
		1446	void
		1447	set_ellipsise (DC::Layout self, int ellipsise)
		1448	CODE:
		1449	pango_layout_set_ellipsize (self->pl,
		1450	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1451	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1452	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1453	: PANGO_ELLIPSIZE_NONE
		1454	);
		1455
		1456	void
		1457	set_single_paragraph_mode (DC::Layout self, int spm)
		1458	CODE:
		1459	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1460
		1461	void
201	size (CFClient::Layout self)	1462	size (DC::Layout self)
202	PPCODE:	1463	PPCODE:
203	{	1464	{
204	int w, h;	1465	int w, h;
205		1466
206	layout_update (self);
207	layout_get_pixel_size (self, &w, &h);	1467	layout_get_pixel_size (self, &w, &h);
208		1468
209	EXTEND (SP, 2);	1469	EXTEND (SP, 2);
210	PUSHs (sv_2mortal (newSViv (w)));	1470	PUSHs (sv_2mortal (newSViv (w)));
211	PUSHs (sv_2mortal (newSViv (h)));	1471	PUSHs (sv_2mortal (newSViv (h)));
212	}	1472	}
213		1473
214	int	1474	int
215	xy_to_index (CFClient::Layout self, int x, int y)	1475	descent (DC::Layout self)
216	CODE:	1476	CODE:
217	{	1477	{
218	int index, trailing;	1478	PangoRectangle rect;
219		1479	PangoLayoutLine *line = pango_layout_get_line_readonly (self->pl, 0);
220	layout_update (self);	1480	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);	1481	RETVAL = PANGO_DESCENT (rect);
222
223	RETVAL = index;
224	}	1482	}
225	OUTPUT:	1483	OUTPUT:
226	RETVAL	1484	RETVAL
227		1485
		1486	int
		1487	xy_to_index (DC::Layout self, int x, int y)
		1488	CODE:
		1489	{
		1490	int index, trailing;
		1491	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1492	RETVAL = index + trailing;
		1493	}
		1494	OUTPUT:
		1495	RETVAL
		1496
228	void	1497	void
229	cursor_pos (CFClient::Layout self, int index)	1498	cursor_pos (DC::Layout self, int index)
230	PPCODE:	1499	PPCODE:
231	{	1500	{
232	PangoRectangle strong_pos;	1501	PangoRectangle pos;
233	layout_update (self);
234	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1502	pango_layout_get_cursor_pos (self->pl, index, &pos, 0);
		1503
235	EXTEND (SP, 3);	1504	EXTEND (SP, 3);
236	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1505	PUSHs (sv_2mortal (newSViv (pos.x / PANGO_SCALE)));
237	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1506	PUSHs (sv_2mortal (newSViv (pos.y / PANGO_SCALE)));
238	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1507	PUSHs (sv_2mortal (newSViv (pos.height / PANGO_SCALE)));
239	}	1508	}
240		1509
241	void	1510	void
242	render (CFClient::Layout self)	1511	index_to_line_x (DC::Layout self, int index, int trailing = 0)
243	PPCODE:	1512	PPCODE:
244	{	1513	{
245	SV *retval;	1514	int line, x;
246	int w, h;
247	FT_Bitmap bitmap;
248		1515
249	layout_update (self);	1516	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
250	layout_get_pixel_size (self, &w, &h);	1517	#if !PANGO_VERSION_CHECK (1, 17, 3)
251		1518	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
252	retval = newSV (w * h);	1519	--line;
253	SvPOK_only (retval);	1520	#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);	1521	EXTEND (SP, 2);
268	PUSHs (sv_2mortal (newSViv (w)));	1522	PUSHs (sv_2mortal (newSViv (line)));
		1523	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1524	}
		1525
		1526	void
		1527	line_x_to_index (DC::Layout self, int line, int x)
		1528	PPCODE:
		1529	{
		1530	PangoLayoutLine *lp;
		1531	int index, trailing;
		1532
		1533	if (line < 0)
		1534	XSRETURN_EMPTY;
		1535
		1536	if (!(lp = pango_layout_get_line_readonly (self->pl, line)))
		1537	XSRETURN_EMPTY; /* do better */
		1538
		1539	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1540
		1541	EXTEND (SP, 2);
		1542	if (GIMME_V == G_SCALAR)
		1543	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1544	else
		1545	{
269	PUSHs (sv_2mortal (newSViv (h)));	1546	PUSHs (sv_2mortal (newSViv (index)));
270	PUSHs (sv_2mortal (retval));	1547	PUSHs (sv_2mortal (newSViv (trailing)));
		1548	}
271	}	1549	}
272		1550
		1551	void
		1552	render (DC::Layout self, float x, float y, int flags = 0)
		1553	CODE:
		1554	rc_clear (self->rc);
		1555	pango_opengl_render_layout_subpixel (
		1556	self->pl,
		1557	self->rc,
		1558	x * PANGO_SCALE, y * PANGO_SCALE,
		1559	self->r, self->g, self->b, self->a,
		1560	flags
		1561	);
		1562	// we assume that context_change actually clears/frees stuff
		1563	// and does not do any recomputation...
		1564	pango_layout_context_changed (self->pl);
		1565
		1566	void
		1567	draw (DC::Layout self)
		1568	CODE:
		1569	{
		1570	glEnable (GL_TEXTURE_2D);
		1571	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
		1572	glEnable (GL_BLEND);
		1573	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1574	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1575	glEnable (GL_ALPHA_TEST);
		1576	glAlphaFunc (GL_GREATER, 7.f / 255.f);
		1577
		1578	rc_draw (self->rc);
		1579
		1580	glDisable (GL_ALPHA_TEST);
		1581	glDisable (GL_BLEND);
		1582	glDisable (GL_TEXTURE_2D);
		1583	}
		1584
273	MODULE = CFClient PACKAGE = CFClient::Texture	1585	MODULE = Deliantra::Client PACKAGE = DC::Texture
274		1586
		1587	PROTOTYPES: ENABLE
		1588
275	void	1589	void
276	draw_quad (SV *self, double x, double y, double w = 0, double h = 0)	1590	pad (SV *data_, int ow, int oh, int nw, int nh)
		1591	CODE:
		1592	{
		1593	if ((nw != ow || nh != oh) && SvOK (data_))
		1594	{
		1595	STRLEN datalen;
		1596	char *data = SvPVbyte (data_, datalen);
		1597	int bpp = datalen / (ow * oh);
		1598	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1599
		1600	SvPOK_only (result_);
		1601	SvCUR_set (result_, nw * nh * bpp);
		1602
		1603	memset (SvPVX (result_), 0, nw * nh * bpp);
		1604	while (oh--)
		1605	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1606
		1607	sv_setsv (data_, result_);
		1608	}
		1609	}
		1610
		1611	void
		1612	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
277	PROTOTYPE: $$$;$$	1613	PROTOTYPE: $$$;$$
		1614	ALIAS:
		1615	draw_quad_alpha = 1
		1616	draw_quad_alpha_premultiplied = 2
278	CODE:	1617	CODE:
279	{	1618	{
280	HV *hv = (HV *)SvRV (self);	1619	HV *hv = (HV *)SvRV (self);
281	double s = SvNV (*hv_fetch (hv, "s", 1, 1));	1620	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
282	double t = SvNV (*hv_fetch (hv, "t", 1, 1));	1621	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
283	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1622	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
		1623
		1624	if (name <= 0)
		1625	XSRETURN_EMPTY;
284		1626
285	if (items < 5)	1627	if (items < 5)
286	{	1628	{
287	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1629	w = SvNV (*hv_fetch (hv, "w", 1, 1));
288	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1630	h = SvNV (*hv_fetch (hv, "h", 1, 1));
289	}	1631	}
290		1632
		1633	if (ix)
		1634	{
		1635	glEnable (GL_BLEND);
		1636
		1637	if (ix == 2)
		1638	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1639	else
		1640	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1641	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1642
		1643	glEnable (GL_ALPHA_TEST);
		1644	glAlphaFunc (GL_GREATER, 0.01f);
		1645	}
		1646
291	glBindTexture (GL_TEXTURE_2D, name);	1647	glBindTexture (GL_TEXTURE_2D, name);
		1648
292	glBegin (GL_QUADS);	1649	glBegin (GL_QUADS);
293	glTexCoord2d (0, 0); glVertex2d (x , y );	1650	glTexCoord2f (0, 0); glVertex2f (x , y );
294	glTexCoord2d (0, t); glVertex2d (x , y + h);	1651	glTexCoord2f (0, t); glVertex2f (x , y + h);
295	glTexCoord2d (s, t); glVertex2d (x + w, y + h);	1652	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
296	glTexCoord2d (s, 0); glVertex2d (x + w, y );	1653	glTexCoord2f (s, 0); glVertex2f (x + w, y );
297	glEnd ();	1654	glEnd ();
		1655
		1656	if (ix)
		1657	{
		1658	glDisable (GL_ALPHA_TEST);
		1659	glDisable (GL_BLEND);
		1660	}
298	}	1661	}
		1662
		1663	void
		1664	draw_fow_texture (float intensity, int name1, float s1, float t1, float w1, float h1)
		1665	PROTOTYPE: @
		1666	CODE:
		1667	{
		1668	glEnable (GL_TEXTURE_2D);
		1669	glEnable (GL_BLEND);
		1670	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
		1671	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1672
		1673	glColor4f (intensity, intensity, intensity, 0.9);
		1674	glPushMatrix ();
		1675	glScalef (1./3, 1./3, 1.);
		1676
		1677	glBindTexture (GL_TEXTURE_2D, name1);
		1678
		1679	glBegin (GL_QUADS);
		1680	glTexCoord2f ( 0, 0); glVertex2f ( 0, 0);
		1681	glTexCoord2f ( 0, t1); glVertex2f ( 0, h1);
		1682	glTexCoord2f (s1, t1); glVertex2f (w1, h1);
		1683	glTexCoord2f (s1, 0); glVertex2f (w1, 0);
		1684	glEnd ();
		1685
		1686	glPopMatrix ();
		1687
		1688	glDisable (GL_TEXTURE_2D);
		1689	glDisable (GL_BLEND);
		1690	}
		1691
		1692	IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
		1693	CODE:
		1694	{
		1695	GLint width;
		1696	glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
		1697	glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
		1698	RETVAL = width > 0;
		1699	}
		1700	OUTPUT:
		1701	RETVAL
		1702
		1703	MODULE = Deliantra::Client PACKAGE = DC::Map
		1704
		1705	PROTOTYPES: DISABLE
		1706
		1707	DC::Map
		1708	new (SV *class)
		1709	CODE:
		1710	New (0, RETVAL, 1, struct map);
		1711	RETVAL->x = 0;
		1712	RETVAL->y = 0;
		1713	RETVAL->w = 0;
		1714	RETVAL->h = 0;
		1715	RETVAL->ox = 0;
		1716	RETVAL->oy = 0;
		1717	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
		1718	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
		1719	RETVAL->rows = 0;
		1720	RETVAL->row = 0;
		1721	OUTPUT:
		1722	RETVAL
		1723
		1724	void
		1725	DESTROY (DC::Map self)
		1726	CODE:
		1727	{
		1728	map_clear (self);
		1729	Safefree (self->face2tile);
		1730	Safefree (self->tex);
		1731	Safefree (self);
		1732	}
		1733
		1734	void
		1735	resize (DC::Map self, int map_width, int map_height)
		1736	CODE:
		1737	self->w = map_width;
		1738	self->h = map_height;
		1739
		1740	void
		1741	clear (DC::Map self)
		1742	CODE:
		1743	map_clear (self);
		1744
		1745	void
		1746	set_tileid (DC::Map self, int face, int tile)
		1747	CODE:
		1748	{
		1749	need_facenum (self, face); self->face2tile [face] = tile;
		1750	need_texid (self, tile);
		1751	}
		1752
		1753	void
		1754	set_smooth (DC::Map self, int face, int smooth, int level)
		1755	CODE:
		1756	{
		1757	tileid texid;
		1758	maptex *tex;
		1759
		1760	if (face < 0 || face >= self->faces)
		1761	return;
		1762
		1763	if (smooth < 0 || smooth >= self->faces)
		1764	return;
		1765
		1766	texid = self->face2tile [face];
		1767
		1768	if (!texid)
		1769	return;
		1770
		1771	tex = self->tex + texid;
		1772	tex->smoothtile = self->face2tile [smooth];
		1773	tex->smoothlevel = level;
		1774	}
		1775
		1776	void
		1777	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)
		1778	CODE:
		1779	{
		1780	need_texid (self, texid);
		1781
		1782	{
		1783	maptex *tex = self->tex + texid;
		1784
		1785	tex->name = name;
		1786	tex->w = w;
		1787	tex->h = h;
		1788	tex->s = s;
		1789	tex->t = t;
		1790	tex->r = r;
		1791	tex->g = g;
		1792	tex->b = b;
		1793	tex->a = a;
		1794	}
		1795
		1796	// somewhat hackish, but for textures that require it, it really
		1797	// improves the look, and most others don't suffer.
		1798	glBindTexture (GL_TEXTURE_2D, name);
		1799	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1800	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1801	// use uglier nearest interpolation because linear suffers
		1802	// from transparent color bleeding and ugly wrapping effects.
		1803	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1804	}
		1805
		1806	void
		1807	expire_textures (DC::Map self, int texid, int count)
		1808	PPCODE:
		1809	for (; texid < self->texs && count; ++texid, --count)
		1810	{
		1811	maptex *tex = self->tex + texid;
		1812
		1813	if (tex->name)
		1814	{
		1815	if (tex->unused)
		1816	{
		1817	tex->name = 0;
		1818	tex->unused = 0;
		1819	XPUSHs (sv_2mortal (newSViv (texid)));
		1820	}
		1821	else
		1822	tex->unused = 1;
		1823	}
		1824	}
		1825
		1826	int
		1827	ox (DC::Map self)
		1828	ALIAS:
		1829	oy = 1
		1830	x = 2
		1831	y = 3
		1832	w = 4
		1833	h = 5
		1834	CODE:
		1835	switch (ix)
		1836	{
		1837	case 0: RETVAL = self->ox; break;
		1838	case 1: RETVAL = self->oy; break;
		1839	case 2: RETVAL = self->x; break;
		1840	case 3: RETVAL = self->y; break;
		1841	case 4: RETVAL = self->w; break;
		1842	case 5: RETVAL = self->h; break;
		1843	}
		1844	OUTPUT:
		1845	RETVAL
		1846
		1847	void
		1848	scroll (DC::Map self, int dx, int dy)
		1849	CODE:
		1850	{
		1851	if (dx > 0)
		1852	map_blank (self, self->x, self->y, dx, self->h);
		1853	else if (dx < 0)
		1854	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
		1855
		1856	if (dy > 0)
		1857	map_blank (self, self->x, self->y, self->w, dy);
		1858	else if (dy < 0)
		1859	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
		1860
		1861	self->ox += dx; self->x += dx;
		1862	self->oy += dy; self->y += dy;
		1863
		1864	while (self->y < 0)
		1865	{
		1866	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
		1867
		1868	self->rows += MAP_EXTEND_Y;
		1869	self->y += MAP_EXTEND_Y;
		1870	}
		1871	}
		1872
		1873	SV *
		1874	map1a_update (DC::Map self, SV *data_, int extmap)
		1875	CODE:
		1876	{
		1877	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
		1878	uint8_t *data_end = (uint8_t *)SvEND (data_);
		1879	mapcell *cell;
		1880	int x, y, z, flags;
		1881	AV *missing = newAV ();
		1882	RETVAL = newRV_noinc ((SV *)missing);
		1883
		1884	while (data < data_end - 1)
		1885	{
		1886	flags = (data [0] << 8) + data [1]; data += 2;
		1887
		1888	x = self->x + ((flags >> 10) & 63);
		1889	y = self->y + ((flags >> 4) & 63);
		1890
		1891	cell = map_get_cell (self, x, y);
		1892
		1893	if (flags & 15)
		1894	{
		1895	if (!cell->darkness)
		1896	{
		1897	memset (cell, 0, sizeof (*cell));
		1898	cell->darkness = 256;
		1899	}
		1900
		1901	//TODO: don't trust server data to be in-range(!)
		1902
		1903	if (flags & 8)
		1904	{
		1905	if (extmap)
		1906	{
		1907	uint8_t ext, cmd;
		1908
		1909	do
		1910	{
		1911	ext = *data++;
		1912	cmd = ext & 0x7f;
		1913
		1914	if (cmd < 4)
		1915	cell->darkness = 255 - ext * 64 + 1;
		1916	else if (cmd == 5) // health
		1917	{
		1918	cell->stat_width = 1;
		1919	cell->stat_hp = *data++;
		1920	}
		1921	else if (cmd == 6) // monster width
		1922	cell->stat_width = *data++ + 1;
		1923	else if (cmd == 0x47)
		1924	{
		1925	if (*data == 1) cell->player = data [1];
		1926	else if (*data == 2) cell->player = data [2] + (data [1] << 8);
		1927	else if (*data == 3) cell->player = data [3] + (data [2] << 8) + (data [1] << 16);
		1928	else if (*data == 4) cell->player = data [4] + (data [3] << 8) + (data [2] << 16) + (data [1] << 24);
		1929
		1930	data += *data + 1;
		1931	}
		1932	else if (cmd == 8) // cell flags
		1933	cell->flags = *data++;
		1934	else if (ext & 0x40) // unknown, multibyte => skip
		1935	data += *data + 1;
		1936	else
		1937	data++;
		1938	}
		1939	while (ext & 0x80);
		1940	}
		1941	else
		1942	cell->darkness = *data++ + 1;
		1943	}
		1944
		1945	for (z = 0; z <= 2; ++z)
		1946	if (flags & (4 >> z))
		1947	{
		1948	faceid face = (data [0] << 8) + data [1]; data += 2;
		1949	need_facenum (self, face);
		1950	cell->tile [z] = self->face2tile [face];
		1951
		1952	if (cell->tile [z])
		1953	{
		1954	maptex *tex = self->tex + cell->tile [z];
		1955	tex->unused = 0;
		1956	if (!tex->name)
		1957	av_push (missing, newSViv (cell->tile [z]));
		1958
		1959	if (tex->smoothtile)
		1960	{
		1961	maptex *smooth = self->tex + tex->smoothtile;
		1962	smooth->unused = 0;
		1963	if (!smooth->name)
		1964	av_push (missing, newSViv (tex->smoothtile));
		1965	}
		1966	}
		1967	}
		1968	}
		1969	else
		1970	CELL_CLEAR (cell);
		1971	}
		1972	}
		1973	OUTPUT:
		1974	RETVAL
		1975
		1976	SV *
		1977	mapmap (DC::Map self, int x0, int y0, int w, int h)
		1978	CODE:
		1979	{
		1980	int x1, x;
		1981	int y1, y;
		1982	int z;
		1983	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1984	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1985
		1986	SvPOK_only (map_sv);
		1987	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1988
		1989	x0 += self->x; x1 = x0 + w;
		1990	y0 += self->y; y1 = y0 + h;
		1991
		1992	for (y = y0; y < y1; y++)
		1993	{
		1994	maprow *row = 0 <= y && y < self->rows
		1995	? self->row + y
		1996	: 0;
		1997
		1998	for (x = x0; x < x1; x++)
		1999	{
		2000	int r = 32, g = 32, b = 32, a = 192;
		2001
		2002	if (row && row->c0 <= x && x < row->c1)
		2003	{
		2004	mapcell *cell = row->col + (x - row->c0);
		2005
		2006	for (z = 0; z <= 0; z++)
		2007	{
		2008	maptex tex = self->tex [cell->tile [z]];
		2009	int a0 = 255 - tex.a;
		2010	int a1 = tex.a;
		2011
		2012	r = (r * a0 + tex.r * a1) / 255;
		2013	g = (g * a0 + tex.g * a1) / 255;
		2014	b = (b * a0 + tex.b * a1) / 255;
		2015	a = (a * a0 + tex.a * a1) / 255;
		2016	}
		2017	}
		2018
		2019	*map++ = (r )
		2020	| (g << 8)
		2021	| (b << 16)
		2022	| (a << 24);
		2023	}
		2024	}
		2025
		2026	RETVAL = map_sv;
		2027	}
		2028	OUTPUT:
		2029	RETVAL
		2030
		2031	void
		2032	draw (DC::Map self, int mx, int my, int sw, int sh, int T, U32 player = 0xffffffff, int sdx = 0, int sdy = 0)
		2033	CODE:
		2034	{
		2035	int x, y, z;
		2036
		2037	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		2038	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		2039	static uint8_t smooth_max[256][256]; // egad, fast and wasteful on memory (64k)
		2040	smooth_key skey;
		2041	int pl_x, pl_y;
		2042	maptex pl_tex;
		2043	rc_t *rc = rc_alloc ();
		2044	rc_t *rc_ov = rc_alloc ();
		2045	rc_key_t key;
		2046	rc_array_t *arr, *arr_hidden;
		2047
		2048	pl_tex.name = 0;
		2049
		2050	// that's current max. sorry.
		2051	if (sw > 255) sw = 255;
		2052	if (sh > 255) sh = 255;
		2053
		2054	// clear key, in case of extra padding
		2055	memset (&skey, 0, sizeof (skey));
		2056
		2057	memset (&key, 0, sizeof (key));
		2058	key.r = 255;
		2059	key.g = 255;
		2060	key.b = 255;
		2061	key.a = 255;
		2062	key.mode = GL_QUADS;
		2063	key.format = GL_T2F_V3F;
		2064
		2065	mx += self->x;
		2066	my += self->y;
		2067
		2068	// first pass: determine smooth_max
		2069	// rather ugly, if you ask me
		2070	// could also be stored inside mapcell and updated on change
		2071	memset (smooth_max, 0, sizeof (smooth_max));
		2072
		2073	for (y = 0; y < sh; y++)
		2074	if (0 <= y + my && y + my < self->rows)
		2075	{
		2076	maprow *row = self->row + (y + my);
		2077
		2078	for (x = 0; x < sw; x++)
		2079	if (row->c0 <= x + mx && x + mx < row->c1)
		2080	{
		2081	mapcell *cell = row->col + (x + mx - row->c0);
		2082
		2083	smooth_max[x + 1][y + 1] =
		2084	MAX (self->tex [cell->tile [0]].smoothlevel,
		2085	MAX (self->tex [cell->tile [1]].smoothlevel,
		2086	self->tex [cell->tile [2]].smoothlevel));
		2087	}
		2088	}
		2089
		2090	glEnable (GL_BLEND);
		2091	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2092	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2093
		2094	key.texname = self->tex [TEXID_HIDDEN].name;
		2095	arr_hidden = rc_array (rc_ov, &key);
		2096
		2097	for (z = 0; z <= 2; z++)
		2098	{
		2099	memset (smooth_level, 0, sizeof (smooth_level));
		2100	key.texname = -1;
		2101
		2102	for (y = 0; y < sh; y++)
		2103	if (0 <= y + my && y + my < self->rows)
		2104	{
		2105	maprow *row = self->row + (y + my);
		2106
		2107	for (x = 0; x < sw; x++)
		2108	if (row->c0 <= x + mx && x + mx < row->c1)
		2109	{
		2110	mapcell *cell = row->col + (x + mx - row->c0);
		2111	tileid tile = cell->tile [z];
		2112
		2113	if (tile)
		2114	{
		2115	maptex tex = self->tex [tile];
		2116	int px, py;
		2117
		2118	if (key.texname != tex.name)
		2119	{
		2120	self->tex [tile].unused = 0;
		2121
		2122	if (!tex.name)
		2123	tex = self->tex [TEXID_NOFACE]; /* missing, replace by noface */
		2124
		2125	key.texname = tex.name;
		2126	arr = rc_array (rc, &key);
		2127	}
		2128
		2129	px = (x + 1) * T - tex.w;
		2130	py = (y + 1) * T - tex.h;
		2131
		2132	if (expect_false (cell->player == player) && expect_false (z == 2))
		2133	{
		2134	pl_x = px;
		2135	pl_y = py;
		2136	pl_tex = tex;
		2137	continue;
		2138	}
		2139
		2140	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2141	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2142	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2143	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2144
		2145	// update smooth hash
		2146	if (tex.smoothtile)
		2147	{
		2148	skey.tile = tex.smoothtile;
		2149	skey.level = tex.smoothlevel;
		2150
		2151	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		2152
		2153	// add bits to current tile and all neighbours. skey.x|y is
		2154	// shifted +1|+1 so we always stay positive.
		2155
		2156	// bits is ___n cccc CCCC bbbb
		2157	// n do not draw borders&corners
		2158	// c draw these corners, but...
		2159	// C ... not these
		2160	// b draw these borders
		2161
		2162	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		2163	// ┃· ·· ·┃ ━━
		2164
		2165	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		2166	// ·· ·· ·┏ ┓·
		2167
		2168	// full tile
		2169	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		2170
		2171	// borders
		2172	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		2173	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		2174	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		2175	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		2176
		2177	// corners
		2178	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		2179	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		2180	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		2181	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		2182	}
		2183	}
		2184
		2185	if (expect_false (z == 2))
		2186	{
		2187	/* draw question marks on top of hidden spaces */
		2188	if (!cell->darkness)
		2189	{
		2190	maptex tex = self->tex [TEXID_HIDDEN];
		2191	int px = (x + 1) * T - tex.w;
		2192	int py = (y + 1) * T - tex.h;
		2193
		2194	rc_t2f_v3f (arr_hidden, 0 , 0 , px , py , 0);
		2195	rc_t2f_v3f (arr_hidden, 0 , tex.t, px , py + tex.h, 0);
		2196	rc_t2f_v3f (arr_hidden, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2197	rc_t2f_v3f (arr_hidden, tex.s, 0 , px + tex.w, py , 0);
		2198	}
		2199
		2200	if (expect_false (cell->flags))
		2201	{
		2202	// overlays such as the speech bubble, probably more to come
		2203	if (cell->flags & 1)
		2204	{
		2205	rc_key_t key_ov = key;
		2206	maptex tex = self->tex [TEXID_SPEECH];
		2207	rc_array_t *arr;
		2208	int px = x * T + T * 2 / 32;
		2209	int py = y * T - T * 6 / 32;
		2210
		2211	key_ov.texname = tex.name;
		2212	arr = rc_array (rc_ov, &key_ov);
		2213
		2214	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2215	rc_t2f_v3f (arr, 0 , tex.t, px , py + T, 0);
		2216	rc_t2f_v3f (arr, tex.s, tex.t, px + T, py + T, 0);
		2217	rc_t2f_v3f (arr, tex.s, 0 , px + T, py , 0);
		2218	}
		2219	}
		2220	}
		2221	}
		2222	}
		2223
		2224	rc_draw (rc);
		2225	rc_clear (rc);
		2226
		2227	// go through all smoothlevels, lowest to highest, then draw.
		2228	// this is basically counting sort
		2229	{
		2230	int w, b;
		2231
		2232	glEnable (GL_TEXTURE_2D);
		2233	glBegin (GL_QUADS);
		2234	for (w = 0; w < 256 / 32; ++w)
		2235	{
		2236	uint32_t smask = smooth_level [w];
		2237	if (smask)
		2238	for (b = 0; b < 32; ++b)
		2239	if (smask & (((uint32_t)1) << b))
		2240	{
		2241	int level = (w << 5) | b;
		2242	HE *he;
		2243
		2244	hv_iterinit (smooth);
		2245	while ((he = hv_iternext (smooth)))
		2246	{
		2247	smooth_key *skey = (smooth_key *)HeKEY (he);
		2248	IV bits = SvIVX (HeVAL (he));
		2249
		2250	if (!(bits & 0x1000)
		2251	&& skey->level == level
		2252	&& level > smooth_max [skey->x][skey->y])
		2253	{
		2254	maptex tex = self->tex [skey->tile];
		2255	int px = (((int)skey->x) - 1) * T;
		2256	int py = (((int)skey->y) - 1) * T;
		2257	int border = bits & 15;
		2258	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		2259	float dx = tex.s * .0625f; // 16 images/row
		2260	float dy = tex.t * .5f ; // 2 images/column
		2261
		2262	if (tex.name)
		2263	{
		2264	// this time avoiding texture state changes
		2265	// save gobs of state changes.
		2266	if (key.texname != tex.name)
		2267	{
		2268	self->tex [skey->tile].unused = 0;
		2269
		2270	glEnd ();
		2271	glBindTexture (GL_TEXTURE_2D, key.texname = tex.name);
		2272	glBegin (GL_QUADS);
		2273	}
		2274
		2275	if (border)
		2276	{
		2277	float ox = border * dx;
		2278
		2279	glTexCoord2f (ox , 0.f ); glVertex2i (px , py );
		2280	glTexCoord2f (ox , dy ); glVertex2i (px , py + T);
		2281	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py + T);
		2282	glTexCoord2f (ox + dx, 0.f ); glVertex2i (px + T, py );
		2283	}
		2284
		2285	if (corner)
		2286	{
		2287	float ox = corner * dx;
		2288
		2289	glTexCoord2f (ox , dy ); glVertex2i (px , py );
		2290	glTexCoord2f (ox , dy * 2.f); glVertex2i (px , py + T);
		2291	glTexCoord2f (ox + dx, dy * 2.f); glVertex2i (px + T, py + T);
		2292	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py );
		2293	}
		2294	}
		2295	}
		2296	}
		2297	}
		2298	}
		2299
		2300	glEnd ();
		2301	glDisable (GL_TEXTURE_2D);
		2302	key.texname = -1;
		2303	}
		2304
		2305	hv_clear (smooth);
		2306	}
		2307
		2308	if (pl_tex.name)
		2309	{
		2310	maptex tex = pl_tex;
		2311	int px = pl_x + sdx;
		2312	int py = pl_y + sdy;
		2313
		2314	key.texname = tex.name;
		2315	arr = rc_array (rc, &key);
		2316
		2317	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2318	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2319	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2320	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2321
		2322	rc_draw (rc);
		2323	}
		2324
		2325	rc_draw (rc_ov);
		2326	rc_clear (rc_ov);
		2327
		2328	glDisable (GL_BLEND);
		2329	rc_free (rc);
		2330	rc_free (rc_ov);
		2331
		2332	// top layer: overlays such as the health bar
		2333	for (y = 0; y < sh; y++)
		2334	if (0 <= y + my && y + my < self->rows)
		2335	{
		2336	maprow *row = self->row + (y + my);
		2337
		2338	for (x = 0; x < sw; x++)
		2339	if (row->c0 <= x + mx && x + mx < row->c1)
		2340	{
		2341	mapcell *cell = row->col + (x + mx - row->c0);
		2342
		2343	int px = x * T;
		2344	int py = y * T;
		2345
		2346	if (expect_false (cell->player == player))
		2347	{
		2348	px += sdx;
		2349	py += sdy;
		2350	}
		2351
		2352	if (cell->stat_hp)
		2353	{
		2354	int width = cell->stat_width * T;
		2355	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		2356
		2357	glColor3ub (0, 0, 0);
		2358	glRectf (px + 1, py - thick - 2,
		2359	px + width - 1, py);
		2360
		2361	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		2362	glRectf (px + 2,
		2363	py - thick - 1,
		2364	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		2365	}
		2366	}
		2367	}
		2368	}
		2369
		2370	void
		2371	draw_magicmap (DC::Map self, int dx, int dy, int w, int h, unsigned char *data)
		2372	CODE:
		2373	{
		2374	static float color[16][3] = {
		2375	{ 0.00F, 0.00F, 0.00F },
		2376	{ 1.00F, 1.00F, 1.00F },
		2377	{ 0.00F, 0.00F, 0.55F },
		2378	{ 1.00F, 0.00F, 0.00F },
		2379
		2380	{ 1.00F, 0.54F, 0.00F },
		2381	{ 0.11F, 0.56F, 1.00F },
		2382	{ 0.93F, 0.46F, 0.00F },
		2383	{ 0.18F, 0.54F, 0.34F },
		2384
		2385	{ 0.56F, 0.73F, 0.56F },
		2386	{ 0.80F, 0.80F, 0.80F },
		2387	{ 0.55F, 0.41F, 0.13F },
		2388	{ 0.99F, 0.77F, 0.26F },
		2389
		2390	{ 0.74F, 0.65F, 0.41F },
		2391
		2392	{ 0.00F, 1.00F, 1.00F },
		2393	{ 1.00F, 0.00F, 1.00F },
		2394	{ 1.00F, 1.00F, 0.00F },
		2395	};
		2396
		2397	int x, y;
		2398
		2399	glEnable (GL_TEXTURE_2D);
		2400	/* GL_REPLACE would be correct, as we don't need to modulate alpha,
		2401	* but the nvidia driver (185.18.14) mishandles alpha textures
		2402	* ansd takes the colour from god knows where instead of using
		2403	* Cp. MODULATE results in the same colour, but slightly different
		2404	* alpha, but atcually gives us the correct colour with nvidia.
		2405	*/
		2406	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
		2407	glEnable (GL_BLEND);
		2408	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2409	glBegin (GL_QUADS);
		2410
		2411	for (y = 0; y < h; y++)
		2412	for (x = 0; x < w; x++)
		2413	{
		2414	unsigned char m = data [x + y * w];
		2415
		2416	if (m)
		2417	{
		2418	float *c = color [m & 15];
		2419
		2420	float tx1 = m & 0x40 ? 0.5 : 0.;
		2421	float tx2 = tx1 + 0.5;
		2422
		2423	glColor4f (c[0], c[1], c[2], 1);
		2424	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		2425	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		2426	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		2427	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		2428	}
		2429	}
		2430
		2431	glEnd ();
		2432	glDisable (GL_BLEND);
		2433	glDisable (GL_TEXTURE_2D);
		2434	}
		2435
		2436	void
		2437	fow_texture (DC::Map self, int mx, int my, int sw, int sh)
		2438	PPCODE:
		2439	{
		2440	int x, y;
		2441	int sw1 = sw + 2;
		2442	int sh1 = sh + 2;
		2443	int sh3 = sh * 3;
		2444	int sw34 = (sw * 3 + 3) & ~3;
		2445	uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
		2446	SV *darkness3_sv = sv_2mortal (newSV (sw34 * sh3));
		2447	uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
		2448
		2449	SvPOK_only (darkness3_sv);
		2450	SvCUR_set (darkness3_sv, sw34 * sh3);
		2451
		2452	mx += self->x - 1;
		2453	my += self->y - 1;
		2454
		2455	memset (darkness1, 255 - FOW_DARKNESS, sw1 * sh1);
		2456
		2457	for (y = 0; y < sh1; y++)
		2458	if (0 <= y + my && y + my < self->rows)
		2459	{
		2460	maprow *row = self->row + (y + my);
		2461
		2462	for (x = 0; x < sw1; x++)
		2463	if (row->c0 <= x + mx && x + mx < row->c1)
		2464	{
		2465	mapcell *cell = row->col + (x + mx - row->c0);
		2466
		2467	darkness1 [y * sw1 + x] = cell->darkness
		2468	? 255 - (cell->darkness - 1)
		2469	: 255 - FOW_DARKNESS;
		2470	}
		2471	}
		2472
		2473	for (y = 0; y < sh; ++y)
		2474	for (x = 0; x < sw; ++x)
		2475	{
		2476	uint8_t d11 = darkness1 [(y ) * sw1 + x ];
		2477	uint8_t d21 = darkness1 [(y ) * sw1 + x + 1];
		2478	uint8_t d31 = darkness1 [(y ) * sw1 + x + 2];
		2479	uint8_t d12 = darkness1 [(y + 1) * sw1 + x ];
		2480	uint8_t d22 = darkness1 [(y + 1) * sw1 + x + 1];
		2481	uint8_t d32 = darkness1 [(y + 1) * sw1 + x + 2];
		2482	uint8_t d13 = darkness1 [(y + 2) * sw1 + x ];
		2483	uint8_t d23 = darkness1 [(y + 2) * sw1 + x + 1];
		2484	uint8_t d33 = darkness1 [(y + 2) * sw1 + x + 2];
		2485
		2486	uint8_t r11 = (d11 + d21 + d12) / 3;
		2487	uint8_t r21 = d21;
		2488	uint8_t r31 = (d21 + d31 + d32) / 3;
		2489
		2490	uint8_t r12 = d12;
		2491	uint8_t r22 = d22;
		2492	uint8_t r32 = d32;
		2493
		2494	uint8_t r13 = (d13 + d23 + d12) / 3;
		2495	uint8_t r23 = d23;
		2496	uint8_t r33 = (d23 + d33 + d32) / 3;
		2497
		2498	darkness3 [(y * 3 ) * sw34 + (x * 3 )] = MAX (d22, r11);
		2499	darkness3 [(y * 3 ) * sw34 + (x * 3 + 1)] = MAX (d22, r21);
		2500	darkness3 [(y * 3 ) * sw34 + (x * 3 + 2)] = MAX (d22, r31);
		2501	darkness3 [(y * 3 + 1) * sw34 + (x * 3 )] = MAX (d22, r12);
		2502	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 1)] = MAX (d22, r22);
		2503	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 2)] = MAX (d22, r32);
		2504	darkness3 [(y * 3 + 2) * sw34 + (x * 3 )] = MAX (d22, r13);
		2505	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 1)] = MAX (d22, r23);
		2506	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 2)] = MAX (d22, r33);
		2507	}
		2508
		2509	free (darkness1);
		2510
		2511	EXTEND (SP, 3);
		2512	PUSHs (sv_2mortal (newSViv (sw34)));
		2513	PUSHs (sv_2mortal (newSViv (sh3)));
		2514	PUSHs (darkness3_sv);
		2515	}
		2516
		2517	SV *
		2518	get_rect (DC::Map self, int x0, int y0, int w, int h)
		2519	CODE:
		2520	{
		2521	int x, y, x1, y1;
		2522	SV *data_sv = newSV (w * h * 7 + 5);
		2523	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		2524
		2525	*data++ = 0; /* version 0 format */
		2526	*data++ = w >> 8; *data++ = w;
		2527	*data++ = h >> 8; *data++ = h;
		2528
		2529	// we need to do this 'cause we don't keep an absolute coord system for rows
		2530	// TODO: treat rows as we treat columns
		2531	map_get_row (self, y0 + self->y - self->oy);//D
		2532	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2533
		2534	x0 += self->x - self->ox;
		2535	y0 += self->y - self->oy;
		2536
		2537	x1 = x0 + w;
		2538	y1 = y0 + h;
		2539
		2540	for (y = y0; y < y1; y++)
		2541	{
		2542	maprow *row = 0 <= y && y < self->rows
		2543	? self->row + y
		2544	: 0;
		2545
		2546	for (x = x0; x < x1; x++)
		2547	{
		2548	if (row && row->c0 <= x && x < row->c1)
		2549	{
		2550	mapcell *cell = row->col + (x - row->c0);
		2551	uint8_t flags = 0;
		2552
		2553	if (cell->tile [0]) flags |= 1;
		2554	if (cell->tile [1]) flags |= 2;
		2555	if (cell->tile [2]) flags |= 4;
		2556
		2557	*data++ = flags;
		2558
		2559	if (flags & 1)
		2560	{
		2561	tileid tile = cell->tile [0];
		2562	*data++ = tile >> 8;
		2563	*data++ = tile;
		2564	}
		2565
		2566	if (flags & 2)
		2567	{
		2568	tileid tile = cell->tile [1];
		2569	*data++ = tile >> 8;
		2570	*data++ = tile;
		2571	}
		2572
		2573	if (flags & 4)
		2574	{
		2575	tileid tile = cell->tile [2];
		2576	*data++ = tile >> 8;
		2577	*data++ = tile;
		2578	}
		2579	}
		2580	else
		2581	*data++ = 0;
		2582	}
		2583	}
		2584
		2585	/* if size is w*h + 5 then no data has been found */
		2586	if (data - (uint8_t *)SvPVX (data_sv) != w * h + 5)
		2587	{
		2588	SvPOK_only (data_sv);
		2589	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2590	}
		2591
		2592	RETVAL = data_sv;
		2593	}
		2594	OUTPUT:
		2595	RETVAL
		2596
		2597	void
		2598	set_rect (DC::Map self, int x0, int y0, SV *data_sv)
		2599	PPCODE:
		2600	{
		2601	int x, y, z;
		2602	int w, h;
		2603	int x1, y1;
		2604	STRLEN len;
		2605	uint8_t *data, *end;
		2606
		2607	len = SvLEN (data_sv);
		2608	SvGROW (data_sv, len + 8); // reserve at least 7+ bytes more
		2609	data = SvPVbyte_nolen (data_sv);
		2610	end = data + len + 8;
		2611
		2612	if (len < 5)
		2613	XSRETURN_EMPTY;
		2614
		2615	if (*data++ != 0)
		2616	XSRETURN_EMPTY; /* version mismatch */
		2617
		2618	w = *data++ << 8; w |= *data++;
		2619	h = *data++ << 8; h |= *data++;
		2620
		2621	// we need to do this 'cause we don't keep an absolute coord system for rows
		2622	// TODO: treat rows as we treat columns
		2623	map_get_row (self, y0 + self->y - self->oy);//D
		2624	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2625
		2626	x0 += self->x - self->ox;
		2627	y0 += self->y - self->oy;
		2628
		2629	x1 = x0 + w;
		2630	y1 = y0 + h;
		2631
		2632	for (y = y0; y < y1; y++)
		2633	{
		2634	maprow *row = map_get_row (self, y);
		2635
		2636	for (x = x0; x < x1; x++)
		2637	{
		2638	uint8_t flags;
		2639
		2640	if (data + 7 >= end)
		2641	XSRETURN_EMPTY;
		2642
		2643	flags = *data++;
		2644
		2645	if (flags)
		2646	{
		2647	mapcell *cell = row_get_cell (row, x);
		2648	tileid tile[3] = { 0, 0, 0 };
		2649
		2650	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2651	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2652	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2653
		2654	if (cell->darkness == 0)
		2655	{
		2656	/*cell->darkness = 0;*/
		2657	EXTEND (SP, 3);
		2658
		2659	for (z = 0; z <= 2; z++)
		2660	{
		2661	tileid t = tile [z];
		2662
		2663	if (t >= self->texs || (t && !self->tex [t].name))
		2664	{
		2665	PUSHs (sv_2mortal (newSViv (t)));
		2666	need_texid (self, t);
		2667	}
		2668
		2669	cell->tile [z] = t;
		2670	}
		2671	}
		2672	}
		2673	}
		2674	}
		2675	}
		2676
		2677	MODULE = Deliantra::Client PACKAGE = DC::RW
		2678
		2679	DC::RW
		2680	new (SV *class, SV *data_sv)
		2681	CODE:
		2682	{
		2683	STRLEN datalen;
		2684	char *data = SvPVbyte (data_sv, datalen);
		2685
		2686	RETVAL = SDL_RWFromConstMem (data, datalen);
		2687	}
		2688	OUTPUT:
		2689	RETVAL
		2690
		2691	DC::RW
		2692	new_from_file (SV *class, const char *path, const char *mode = "rb")
		2693	CODE:
		2694	RETVAL = SDL_RWFromFile (path, mode);
		2695	OUTPUT:
		2696	RETVAL
		2697
		2698	# fails on win32:
		2699	# dc.xs(2268) : error C2059: syntax error : '('
		2700	#void
		2701	#close (DC::RW self)
		2702	# CODE:
		2703	# (self->(close)) (self);
		2704
		2705	MODULE = Deliantra::Client PACKAGE = DC::Channel
		2706
		2707	PROTOTYPES: DISABLE
		2708
		2709	DC::Channel
		2710	find ()
		2711	CODE:
		2712	{
		2713	RETVAL = Mix_GroupAvailable (-1);
		2714
		2715	if (RETVAL < 0)
		2716	{
		2717	RETVAL = Mix_GroupOldest (-1);
		2718
		2719	if (RETVAL < 0)
		2720	XSRETURN_UNDEF;
		2721
		2722	Mix_HaltChannel (RETVAL);
		2723	}
		2724
		2725	Mix_UnregisterAllEffects (RETVAL);
		2726	Mix_Volume (RETVAL, 128);
		2727	}
		2728	OUTPUT:
		2729	RETVAL
		2730
		2731	void
		2732	halt (DC::Channel self)
		2733	CODE:
		2734	Mix_HaltChannel (self);
		2735
		2736	void
		2737	expire (DC::Channel self, int ticks = -1)
		2738	CODE:
		2739	Mix_ExpireChannel (self, ticks);
		2740
		2741	void
		2742	fade_out (DC::Channel self, int ticks = -1)
		2743	CODE:
		2744	Mix_FadeOutChannel (self, ticks);
		2745
		2746	int
		2747	volume (DC::Channel self, int volume)
		2748	CODE:
		2749	RETVAL = Mix_Volume (self, CLAMP (volume, 0, 128));
		2750	OUTPUT:
		2751	RETVAL
		2752
		2753	void
		2754	unregister_all_effects (DC::Channel self)
		2755	CODE:
		2756	Mix_UnregisterAllEffects (self);
		2757
		2758	void
		2759	set_panning (DC::Channel self, int left, int right)
		2760	CODE:
		2761	left = CLAMP (left , 0, 255);
		2762	right = CLAMP (right, 0, 255);
		2763	Mix_SetPanning (self, left, right);
		2764
		2765	void
		2766	set_distance (DC::Channel self, int distance)
		2767	CODE:
		2768	Mix_SetDistance (self, CLAMP (distance, 0, 255));
		2769
		2770	void
		2771	set_position (DC::Channel self, int angle, int distance)
		2772	CODE:
		2773
		2774	void
		2775	set_position_r (DC::Channel self, int dx, int dy, int maxdistance)
		2776	CODE:
		2777	{
		2778	int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance));
		2779	int angle = 360 + (int)roundf (atan2f (dx, -dy) * 180.f / (float)M_PI);
		2780	Mix_SetPosition (self, angle, CLAMP (distance, 0, 255));
		2781	}
		2782
		2783	void
		2784	set_reverse_stereo (DC::Channel self, int flip)
		2785	CODE:
		2786	Mix_SetReverseStereo (self, flip);
		2787
		2788	MODULE = Deliantra::Client PACKAGE = DC::MixChunk
		2789
		2790	PROTOTYPES: DISABLE
		2791
		2792	DC::MixChunk
		2793	new (SV *class, DC::RW rwops)
		2794	CODE:
		2795	RETVAL = Mix_LoadWAV_RW (rwops, 1);
		2796	OUTPUT:
		2797	RETVAL
		2798
		2799	void
		2800	DESTROY (DC::MixChunk self)
		2801	CODE:
		2802	Mix_FreeChunk (self);
		2803
		2804	int
		2805	volume (DC::MixChunk self, int volume = -1)
		2806	CODE:
		2807	if (items > 1)
		2808	volume = CLAMP (volume, 0, 128);
		2809	RETVAL = Mix_VolumeChunk (self, volume);
		2810	OUTPUT:
		2811	RETVAL
		2812
		2813	DC::Channel
		2814	play (DC::MixChunk self, DC::Channel channel = -1, int loops = 0, int ticks = -1)
		2815	CODE:
		2816	{
		2817	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2818
		2819	if (RETVAL < 0)
		2820	XSRETURN_UNDEF;
		2821
		2822	if (channel < 0)
		2823	{
		2824	Mix_UnregisterAllEffects (RETVAL);
		2825	Mix_Volume (RETVAL, 128);
		2826	}
		2827	}
		2828	OUTPUT:
		2829	RETVAL
		2830
		2831	MODULE = Deliantra::Client PACKAGE = DC::MixMusic
		2832
		2833	int
		2834	volume (int volume = -1)
		2835	PROTOTYPE: ;$
		2836	CODE:
		2837	if (items > 0)
		2838	volume = CLAMP (volume, 0, 128);
		2839	RETVAL = Mix_VolumeMusic (volume);
		2840	OUTPUT:
		2841	RETVAL
		2842
		2843	void
		2844	fade_out (int ms)
		2845	CODE:
		2846	Mix_FadeOutMusic (ms);
		2847
		2848	void
		2849	halt ()
		2850	CODE:
		2851	Mix_HaltMusic ();
		2852
		2853	DC::MixMusic
		2854	new (SV *class, DC::RW rwops)
		2855	CODE:
		2856	RETVAL = Mix_LoadMUS_RW (rwops);
		2857	OUTPUT:
		2858	RETVAL
		2859
		2860	void
		2861	DESTROY (DC::MixMusic self)
		2862	CODE:
		2863	Mix_FreeMusic (self);
		2864
		2865	int
		2866	play (DC::MixMusic self, int loops = -1)
		2867	CODE:
		2868	RETVAL = Mix_PlayMusic (self, loops);
		2869	OUTPUT:
		2870	RETVAL
		2871
		2872	void
		2873	fade_in_pos (DC::MixMusic self, int loops, int ms, double position)
		2874	CODE:
		2875	Mix_FadeInMusicPos (self, loops, ms, position);
		2876
		2877	MODULE = Deliantra::Client PACKAGE = DC::OpenGL
		2878
		2879	PROTOTYPES: ENABLE
		2880
		2881	BOOT:
		2882	{
		2883	HV *stash = gv_stashpv ("DC::OpenGL", 1);
		2884	static const struct {
		2885	const char *name;
		2886	IV iv;
		2887	} *civ, const_iv[] = {
		2888	# define const_iv(name) { # name, (IV)name }
		2889	const_iv (GL_VENDOR),
		2890	const_iv (GL_VERSION),
		2891	const_iv (GL_EXTENSIONS),
		2892	const_iv (GL_MAX_TEXTURE_UNITS),
		2893	const_iv (GL_COLOR_MATERIAL),
		2894	const_iv (GL_SMOOTH),
		2895	const_iv (GL_FLAT),
		2896	const_iv (GL_DITHER),
		2897	const_iv (GL_BLEND),
		2898	const_iv (GL_CULL_FACE),
		2899	const_iv (GL_SCISSOR_TEST),
		2900	const_iv (GL_DEPTH_TEST),
		2901	const_iv (GL_ALPHA_TEST),
		2902	const_iv (GL_NORMALIZE),
		2903	const_iv (GL_RESCALE_NORMAL),
		2904	const_iv (GL_FRONT),
		2905	const_iv (GL_BACK),
		2906	const_iv (GL_AUX0),
		2907	const_iv (GL_AND),
		2908	const_iv (GL_ONE),
		2909	const_iv (GL_ZERO),
		2910	const_iv (GL_SRC_ALPHA),
		2911	const_iv (GL_DST_ALPHA),
		2912	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2913	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2914	const_iv (GL_SRC_COLOR),
		2915	const_iv (GL_DST_COLOR),
		2916	const_iv (GL_ONE_MINUS_SRC_COLOR),
		2917	const_iv (GL_ONE_MINUS_DST_COLOR),
		2918	const_iv (GL_SRC_ALPHA_SATURATE),
		2919	const_iv (GL_RGB),
		2920	const_iv (GL_RGBA),
		2921	const_iv (GL_RGBA4),
		2922	const_iv (GL_RGBA8),
		2923	const_iv (GL_RGB5_A1),
		2924	const_iv (GL_UNSIGNED_BYTE),
		2925	const_iv (GL_UNSIGNED_SHORT),
		2926	const_iv (GL_UNSIGNED_INT),
		2927	const_iv (GL_ALPHA),
		2928	const_iv (GL_INTENSITY),
		2929	const_iv (GL_LUMINANCE),
		2930	const_iv (GL_LUMINANCE_ALPHA),
		2931	const_iv (GL_FLOAT),
		2932	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2933	const_iv (GL_COMPRESSED_ALPHA_ARB),
		2934	const_iv (GL_COMPRESSED_LUMINANCE_ARB),
		2935	const_iv (GL_COMPRESSED_LUMINANCE_ALPHA_ARB),
		2936	const_iv (GL_COMPRESSED_INTENSITY_ARB),
		2937	const_iv (GL_COMPRESSED_RGB_ARB),
		2938	const_iv (GL_COMPRESSED_RGBA_ARB),
		2939	const_iv (GL_COMPILE),
		2940	const_iv (GL_PROXY_TEXTURE_1D),
		2941	const_iv (GL_PROXY_TEXTURE_2D),
		2942	const_iv (GL_TEXTURE_1D),
		2943	const_iv (GL_TEXTURE_2D),
		2944	const_iv (GL_TEXTURE_ENV),
		2945	const_iv (GL_TEXTURE_MAG_FILTER),
		2946	const_iv (GL_TEXTURE_MIN_FILTER),
		2947	const_iv (GL_TEXTURE_ENV_MODE),
		2948	const_iv (GL_TEXTURE_WRAP_S),
		2949	const_iv (GL_TEXTURE_WRAP_T),
		2950	const_iv (GL_REPEAT),
		2951	const_iv (GL_CLAMP),
		2952	const_iv (GL_CLAMP_TO_EDGE),
		2953	const_iv (GL_NEAREST),
		2954	const_iv (GL_LINEAR),
		2955	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2956	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2957	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2958	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2959	const_iv (GL_GENERATE_MIPMAP),
		2960	const_iv (GL_MODULATE),
		2961	const_iv (GL_DECAL),
		2962	const_iv (GL_REPLACE),
		2963	const_iv (GL_DEPTH_BUFFER_BIT),
		2964	const_iv (GL_COLOR_BUFFER_BIT),
		2965	const_iv (GL_PROJECTION),
		2966	const_iv (GL_MODELVIEW),
		2967	const_iv (GL_COLOR_LOGIC_OP),
		2968	const_iv (GL_SEPARABLE_2D),
		2969	const_iv (GL_CONVOLUTION_2D),
		2970	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2971	const_iv (GL_CONSTANT_BORDER),
		2972	const_iv (GL_POINTS),
		2973	const_iv (GL_LINES),
		2974	const_iv (GL_LINE_STRIP),
		2975	const_iv (GL_LINE_LOOP),
		2976	const_iv (GL_QUADS),
		2977	const_iv (GL_QUAD_STRIP),
		2978	const_iv (GL_TRIANGLES),
		2979	const_iv (GL_TRIANGLE_STRIP),
		2980	const_iv (GL_TRIANGLE_FAN),
		2981	const_iv (GL_POLYGON),
		2982	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2983	const_iv (GL_POINT_SMOOTH_HINT),
		2984	const_iv (GL_LINE_SMOOTH_HINT),
		2985	const_iv (GL_POLYGON_SMOOTH_HINT),
		2986	const_iv (GL_GENERATE_MIPMAP_HINT),
		2987	const_iv (GL_TEXTURE_COMPRESSION_HINT),
		2988	const_iv (GL_FASTEST),
		2989	const_iv (GL_DONT_CARE),
		2990	const_iv (GL_NICEST),
		2991	const_iv (GL_V2F),
		2992	const_iv (GL_V3F),
		2993	const_iv (GL_T2F_V3F),
		2994	const_iv (GL_T2F_N3F_V3F),
		2995	const_iv (GL_FUNC_ADD),
		2996	const_iv (GL_FUNC_SUBTRACT),
		2997	const_iv (GL_FUNC_REVERSE_SUBTRACT),
		2998	# undef const_iv
		2999	};
		3000
		3001	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		3002	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		3003
		3004	texture_av = newAV ();
		3005	AvREAL_off (texture_av);
		3006	}
		3007
		3008	void
		3009	disable_GL_EXT_blend_func_separate ()
		3010	CODE:
		3011	gl.BlendFuncSeparate = 0;
		3012	gl.BlendFuncSeparateEXT = 0;
		3013
		3014	void
		3015	apple_nvidia_bug (int enable)
		3016
		3017	char *
		3018	gl_vendor ()
		3019	CODE:
		3020	RETVAL = (char *)glGetString (GL_VENDOR);
		3021	OUTPUT:
		3022	RETVAL
		3023
		3024	char *
		3025	gl_version ()
		3026	CODE:
		3027	RETVAL = (char *)glGetString (GL_VERSION);
		3028	OUTPUT:
		3029	RETVAL
		3030
		3031	char *
		3032	gl_extensions ()
		3033	CODE:
		3034	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		3035	OUTPUT:
		3036	RETVAL
		3037
		3038	const char *glGetString (GLenum pname)
		3039
		3040	GLint glGetInteger (GLenum pname)
		3041	CODE:
		3042	glGetIntegerv (pname, &RETVAL);
		3043	OUTPUT:
		3044	RETVAL
		3045
		3046	GLdouble glGetDouble (GLenum pname)
		3047	CODE:
		3048	glGetDoublev (pname, &RETVAL);
		3049	OUTPUT:
		3050	RETVAL
		3051
		3052	int glGetError ()
		3053
		3054	void glFinish ()
		3055
		3056	void glClear (int mask)
		3057
		3058	void glClearColor (float r, float g, float b, float a = 1.0)
		3059	PROTOTYPE: @
		3060
		3061	void glEnable (int cap)
		3062
		3063	void glDisable (int cap)
		3064
		3065	void glShadeModel (int mode)
		3066
		3067	void glHint (int target, int mode)
		3068
		3069	void glBlendFunc (int sfactor, int dfactor)
		3070
		3071	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		3072	CODE:
		3073	gl_BlendFuncSeparate (sa, da, saa, daa);
		3074
		3075	# void glBlendEquation (int se)
		3076
		3077	void glDepthMask (int flag)
		3078
		3079	void glLogicOp (int opcode)
		3080
		3081	void glColorMask (int red, int green, int blue, int alpha)
		3082
		3083	void glMatrixMode (int mode)
		3084
		3085	void glPushMatrix ()
		3086
		3087	void glPopMatrix ()
		3088
		3089	void glLoadIdentity ()
		3090
		3091	void glDrawBuffer (int buffer)
		3092
		3093	void glReadBuffer (int buffer)
		3094
		3095	# near_ and far_ are due to microsofts buggy "c" compiler
		3096	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		3097
		3098	# near_ and far_ are due to microsofts buggy "c" compiler
		3099	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		3100
		3101	PROTOTYPES: DISABLE
		3102
		3103	void glViewport (int x, int y, int width, int height)
		3104
		3105	void glScissor (int x, int y, int width, int height)
		3106
		3107	void glTranslate (float x, float y, float z = 0.)
		3108	CODE:
		3109	glTranslatef (x, y, z);
		3110
		3111	void glScale (float x, float y, float z = 1.)
		3112	CODE:
		3113	glScalef (x, y, z);
		3114
		3115	void glRotate (float angle, float x, float y, float z)
		3116	CODE:
		3117	glRotatef (angle, x, y, z);
		3118
		3119	void glColor (float r, float g, float b, float a = 1.0)
		3120	PROTOTYPE: @
		3121	ALIAS:
		3122	glColor_premultiply = 1
		3123	CODE:
		3124	if (ix)
		3125	{
		3126	r *= a;
		3127	g *= a;
		3128	b *= a;
		3129	}
		3130	// microsoft visual "c" rounds instead of truncating...
		3131	glColor4f (r, g, b, a);
		3132
		3133	void glRasterPos (float x, float y, float z = 0.)
		3134	CODE:
		3135	glRasterPos3f (0, 0, z);
		3136	glBitmap (0, 0, 0, 0, x, y, 0);
		3137
		3138	void glVertex (float x, float y, float z = 0.)
		3139	CODE:
		3140	glVertex3f (x, y, z);
		3141
		3142	void glTexCoord (float s, float t)
		3143	CODE:
		3144	glTexCoord2f (s, t);
		3145
		3146	void glRect (float x1, float y1, float x2, float y2)
		3147	CODE:
		3148	glRectf (x1, y1, x2, y2);
		3149
		3150	void glRect_lineloop (float x1, float y1, float x2, float y2)
		3151	CODE:
		3152	glBegin (GL_LINE_LOOP);
		3153	glVertex2f (x1, y1);
		3154	glVertex2f (x2, y1);
		3155	glVertex2f (x2, y2);
		3156	glVertex2f (x1, y2);
		3157	glEnd ();
		3158
		3159	PROTOTYPES: ENABLE
		3160
		3161	void glBegin (int mode)
		3162
		3163	void glEnd ()
		3164
		3165	void glPointSize (GLfloat size)
		3166
		3167	void glLineWidth (GLfloat width)
		3168
		3169	void glInterleavedArrays (int format, int stride, char *data)
		3170
		3171	void glDrawElements (int mode, int count, int type, char *indices)
		3172
		3173	# 1.2 void glDrawRangeElements (int mode, int start, int end
		3174
		3175	void glTexEnv (int target, int pname, float param)
		3176	CODE:
		3177	glTexEnvf (target, pname, param);
		3178
		3179	void glTexParameter (int target, int pname, float param)
		3180	CODE:
		3181	glTexParameterf (target, pname, param);
		3182
		3183	void glBindTexture (int target, int name)
		3184
		3185	void glConvolutionParameter (int target, int pname, float params)
		3186	CODE:
		3187	if (gl.ConvolutionParameterf)
		3188	gl.ConvolutionParameterf (target, pname, params);
		3189
		3190	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		3191	CODE:
		3192	if (gl.ConvolutionFilter2D)
		3193	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		3194
		3195	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		3196	CODE:
		3197	if (gl.SeparableFilter2D)
		3198	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		3199
		3200	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data = 0)
		3201
		3202	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		3203
		3204	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		3205
		3206	void glPixelZoom (float x, float y)
		3207
		3208	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		3209
		3210	int glGenTexture ()
		3211	CODE:
		3212	RETVAL = gen_texture ();
		3213	OUTPUT:
		3214	RETVAL
		3215
		3216	void glDeleteTexture (int name)
		3217	CODE:
		3218	del_texture (name);
		3219
		3220	int glGenList ()
		3221	CODE:
		3222	RETVAL = glGenLists (1);
		3223	OUTPUT:
		3224	RETVAL
		3225
		3226	void glDeleteList (int list)
		3227	CODE:
		3228	glDeleteLists (list, 1);
		3229
		3230	void glNewList (int list, int mode = GL_COMPILE)
		3231
		3232	void glEndList ()
		3233
		3234	void glCallList (int list)
		3235
		3236	MODULE = Deliantra::Client PACKAGE = DC::UI::Base
		3237
		3238	PROTOTYPES: DISABLE
		3239
		3240	void
		3241	find_widget (SV *self, NV x, NV y)
		3242	PPCODE:
		3243	{
		3244	if (within_widget (self, x, y))
		3245	XPUSHs (self);
		3246	}
		3247
		3248	BOOT:
		3249	{
		3250	hover_gv = gv_fetchpv ("DC::UI::HOVER", 1, SVt_NV);
		3251
		3252	draw_x_gv = gv_fetchpv ("DC::UI::Base::draw_x", 1, SVt_NV);
		3253	draw_y_gv = gv_fetchpv ("DC::UI::Base::draw_y", 1, SVt_NV);
		3254	draw_w_gv = gv_fetchpv ("DC::UI::Base::draw_w", 1, SVt_NV);
		3255	draw_h_gv = gv_fetchpv ("DC::UI::Base::draw_h", 1, SVt_NV);
		3256	}
		3257
		3258	void
		3259	draw (SV *self)
		3260	CODE:
		3261	{
		3262	HV *hv;
		3263	SV **svp;
		3264	NV x, y, w, h;
		3265	SV *draw_x_sv = GvSV (draw_x_gv);
		3266	SV *draw_y_sv = GvSV (draw_y_gv);
		3267	SV *draw_w_sv = GvSV (draw_w_gv);
		3268	SV *draw_h_sv = GvSV (draw_h_gv);
		3269	double draw_x, draw_y;
		3270
		3271	if (!SvROK (self))
		3272	croak ("DC::Base::draw: %s not a reference", SvPV_nolen (self));
		3273
		3274	hv = (HV *)SvRV (self);
		3275
		3276	if (SvTYPE (hv) != SVt_PVHV)
		3277	croak ("DC::Base::draw: %s not a hashref", SvPV_nolen (self));
		3278
		3279	svp = hv_fetch (hv, "w", 1, 0); w = svp ? SvNV (*svp) : 0.;
		3280	svp = hv_fetch (hv, "h", 1, 0); h = svp ? SvNV (*svp) : 0.;
		3281
		3282	if (!h || !w)
		3283	XSRETURN_EMPTY;
		3284
		3285	svp = hv_fetch (hv, "x", 1, 0); x = svp ? SvNV (*svp) : 0.;
		3286	svp = hv_fetch (hv, "y", 1, 0); y = svp ? SvNV (*svp) : 0.;
		3287
		3288	draw_x = SvNV (draw_x_sv) + x;
		3289	draw_y = SvNV (draw_y_sv) + y;
		3290
		3291	if (draw_x + w < 0 || draw_x >= SvNV (draw_w_sv)
		3292	|| draw_y + h < 0 || draw_y >= SvNV (draw_h_sv))
		3293	XSRETURN_EMPTY;
		3294
		3295	sv_setnv (draw_x_sv, draw_x);
		3296	sv_setnv (draw_y_sv, draw_y);
		3297
		3298	glPushMatrix ();
		3299	glTranslated (x, y, 0);
		3300
		3301	if (SvROK (GvSV (hover_gv)) && SvRV (GvSV (hover_gv)) == (SV *)hv)
		3302	{
		3303	svp = hv_fetch (hv, "can_hover", sizeof ("can_hover") - 1, 0);
		3304
		3305	if (svp && SvTRUE (*svp))
		3306	{
		3307	glColor4f (1.0f * 0.2f, 0.8f * 0.2f, 0.5f * 0.2f, 0.2f);
		3308	glEnable (GL_BLEND);
		3309	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		3310	glBegin (GL_QUADS);
		3311	glVertex2f (0, 0);
		3312	glVertex2f (w, 0);
		3313	glVertex2f (w, h);
		3314	glVertex2f (0, h);
		3315	glEnd ();
		3316	glDisable (GL_BLEND);
		3317	}
		3318	}
		3319	#if 0
		3320	// draw borders, for debugging
		3321	glPushMatrix ();
		3322	glColor4f (1., 1., 0., 1.);
		3323	glTranslatef (.5, .5, 0.);
		3324	glBegin (GL_LINE_LOOP);
		3325	glVertex2f (0 , 0);
		3326	glVertex2f (w - 1, 0);
		3327	glVertex2f (w - 1, h - 1);
		3328	glVertex2f (0 , h - 1);
		3329	glEnd ();
		3330	glPopMatrix ();
		3331	#endif
		3332	PUSHMARK (SP);
		3333	XPUSHs (self);
		3334	PUTBACK;
		3335	call_method ("_draw", G_VOID | G_DISCARD);
		3336	SPAGAIN;
		3337
		3338	glPopMatrix ();
		3339
		3340	draw_x = draw_x - x; sv_setnv (draw_x_sv, draw_x);
		3341	draw_y = draw_y - y; sv_setnv (draw_y_sv, draw_y);
		3342	}
		3343

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