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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.55 by root, Thu Apr 20 08:11:56 2006 UTC vs.
Revision 1.283 by root, Thu Dec 11 00:11:58 2008 UTC

1	#ifdef _WIN32	1	#ifdef _WIN32
		2	# define WIN32_LEAN_AND_MEAN
		3	# define NTDDI_VERSION NTDDI_WIN2K // needed to get win2000 api calls
2	# include <malloc.h>	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>
3	#endif	14	#endif
4		15
5	#include "EXTERN.h"	16	#include "EXTERN.h"
6	#include "perl.h"	17	#include "perl.h"
7	#include "XSUB.h"	18	#include "XSUB.h"
8		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>
9	#include <string.h>	31	#include <string.h>
10	#include <stdio.h>	32	#include <stdio.h>
		33	#include <stdlib.h>
		34
		35	#define USE_RWOPS 1 // for SDL_mixer:LoadMUS_RW
11		36
12	#include <SDL.h>	37	#include <SDL.h>
		38	#include <SDL_thread.h>
		39	#include <SDL_endian.h>
13	#include <SDL_image.h>	40	#include <SDL_image.h>
14	#include <SDL_mixer.h>	41	#include <SDL_mixer.h>
15	#include <SDL_opengl.h>	42	#include <SDL_opengl.h>
16		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
17	#include <glib/gmacros.h>	52	#include <glib/gmacros.h>
18		53
19	#include <pango/pango.h>	54	#include <pango/pango.h>
20	#include <pango/pangofc-fontmap.h>	55
21	#include <pango/pangoft2.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
22		66
23	#ifndef _WIN32	67	#ifndef _WIN32
24	# include <sys/types.h>	68	# include <sys/types.h>
25	# include <sys/socket.h>	69	# include <sys/socket.h>
26	# include <netinet/in.h>	70	# include <netinet/in.h>
27	# include <netinet/tcp.h>	71	# include <netinet/tcp.h>
28	# include <inttypes.h>	72	# include <inttypes.h>
		73	#endif
		74
		75	#if __GNUC__ >= 4
		76	# define expect(expr,value) __builtin_expect ((expr),(value))
29	#else	77	#else
30	typedef unsigned char uint8_t;	78	# define expect(expr,value) (expr)
31	typedef unsigned short uint16_t;
32	typedef unsigned int uint32_t;
33	typedef signed char int8_t;
34	typedef signed short int16_t;
35	typedef signed int int32_t;
36	#endif	79	#endif
37		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
38	#define FOW_DARKNESS 32	86	#define FOW_DARKNESS 16
39		87
40	#define MAP_EXTEND_X 32	88	#define MAP_EXTEND_X 32
41	#define MAP_EXTEND_Y 512	89	#define MAP_EXTEND_Y 512
42		90
		91	#define MIN_FONT_HEIGHT 10
		92
		93	/* mask out modifiers we are not interested in */
		94	#define MOD_MASK (KMOD_CTRL | KMOD_SHIFT | KMOD_ALT | KMOD_META)
		95
		96	#define KMOD_LRAM 0x10000 // our extension
		97
		98	static AV *texture_av;
		99
		100	static struct
		101	{
		102	#define GL_FUNC(ptr,name) ptr name;
		103	#include "glfunc.h"
		104	#undef GL_FUNC
		105	} gl;
		106
		107	static void
		108	gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		109	{
		110	if (gl.BlendFuncSeparate)
		111	gl.BlendFuncSeparate (sa, da, saa, daa);
		112	else if (gl.BlendFuncSeparateEXT)
		113	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		114	else
		115	glBlendFunc (sa, da);
		116	}
		117
		118	static GLuint
		119	gen_texture ()
		120	{
		121	GLuint name;
		122
		123	if (AvFILL (texture_av) >= 0)
		124	name = (GLuint)(size_t)av_pop (texture_av);
		125	else
		126	glGenTextures (1, &name);
		127
		128	return name;
		129	}
		130
		131	static void
		132	del_texture (GLuint name)
		133	{
		134	/* make a half-assed attempt at returning the memory used by the texture */
		135	/* textures are frequently being reused by cfplus anyway */
		136	/*glBindTexture (GL_TEXTURE_2D, name);*/
		137	/*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
		138	av_push (texture_av, (SV *)(size_t)name);
		139	glDeleteTextures (1, &name);
		140	}
		141
		142	#include "texcache.c"
		143	#include "rendercache.c"
		144
		145	#include "pango-font.c"
		146	#include "pango-fontmap.c"
		147	#include "pango-render.c"
		148
		149	typedef IV DC__Channel;
		150	typedef SDL_RWops *DC__RW;
43	typedef Mix_Chunk *CFClient__MixChunk;	151	typedef Mix_Chunk *DC__MixChunk;
44	typedef Mix_Music *CFClient__MixMusic;	152	typedef Mix_Music *DC__MixMusic;
45		153
46	static PangoContext *context;	154	typedef PangoFontDescription *DC__Font;
47	static PangoFontMap *fontmap;	155
		156	static int
		157	shape_attr_p (PangoLayoutRun *run)
		158	{
		159	GSList *attrs = run->item->analysis.extra_attrs;
		160
		161	while (attrs)
		162	{
		163	PangoAttribute *attr = attrs->data;
		164
		165	if (attr->klass->type == PANGO_ATTR_SHAPE)
		166	return 1;
		167
		168	attrs = attrs->next;
		169	}
		170
		171	return 0;
		172	}
48		173
49	typedef struct cf_layout {	174	typedef struct cf_layout {
50	PangoLayout *pl;	175	PangoLayout *pl;
		176	float r, g, b, a; // default color for rgba mode
51	int base_height;	177	int base_height;
		178	DC__Font font;
		179	rc_t *rc;
52	} *CFClient__Layout;	180	} *DC__Layout;
		181
		182	static DC__Font default_font;
		183	static PangoContext *opengl_context;
		184	static PangoFontMap *opengl_fontmap;
53		185
54	static void	186	static void
55	substitute_func (FcPattern *pattern, gpointer data)	187	substitute_func (FcPattern *pattern, gpointer data)
56	{	188	{
57	FcPatternAddBool (pattern, FC_HINTING , 1);	189	FcPatternAddBool (pattern, FC_HINTING, 1);
		190	#ifdef FC_HINT_STYLE
		191	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		192	#endif
58	FcPatternAddBool (pattern, FC_AUTOHINT, 0);	193	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
59	}	194	}
60		195
61	static void	196	static void
62	layout_update (CFClient__Layout self)	197	layout_update_font (DC__Layout self)
63	{	198	{
64	/* use a random scale factor to account for unknown descenders, 0.8 works	199	/* use a random scale factor to account for unknown descenders, 0.8 works
65	* reasonably well with bitstream vera	200	* reasonably well with dejavu/bistream fonts
66	*/	201	*/
67	PangoFontDescription *font = pango_context_get_font_description (context);	202	PangoFontDescription *font = self->font ? self->font : default_font;
68		203
69	int height = self->base_height * (PANGO_SCALE * 8 / 10);
70
71	if (pango_font_description_get_size (font) != height)
72	{
73	pango_font_description_set_absolute_size (font, height);	204	pango_font_description_set_absolute_size (font,
74	pango_layout_context_changed (self->pl);	205	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
75	}	206
		207	pango_layout_set_font_description (self->pl, font);
76	}	208	}
77		209
78	static void	210	static void
79	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	211	layout_get_pixel_size (DC__Layout self, int *w, int *h)
80	{	212	{
81	layout_update (self);	213	PangoRectangle rect;
82		214
		215	// get_pixel_* wrongly rounds down
83	pango_layout_get_pixel_size (self->pl, w, h);	216	pango_layout_get_extents (self->pl, 0, &rect);
84		217
85	*w = (*w + 3) & ~3;	218	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
86	if (!*w) *w = 1;	219	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
87	if (!*h) *h = 1;
88	}
89		220
		221	if (!rect.width) rect.width = 1;
		222	if (!rect.height) rect.height = 1;
		223
		224	*w = rect.width;
		225	*h = rect.height;
		226	}
		227
		228	typedef uint16_t tileid;
90	typedef uint16_t mapface;	229	typedef uint16_t faceid;
91		230
92	typedef struct {	231	typedef struct {
93	GLint name;	232	GLuint name;
94	int w, h;	233	int w, h;
95	float s, t;	234	float s, t;
96	uint8_t r, g, b, a;	235	uint8_t r, g, b, a;
		236	tileid smoothtile;
		237	uint8_t smoothlevel;
		238	uint8_t unused; /* set to zero on use */
97	} maptex;	239	} maptex;
98		240
99	typedef struct {	241	typedef struct {
		242	uint32_t player;
		243	tileid tile[3];
100	int16_t darkness;	244	uint16_t darkness;
101	mapface face[3];	245	uint8_t stat_width, stat_hp, flags, smoothmax;
102	} mapcell;	246	} mapcell;
103		247
104	typedef struct {	248	typedef struct {
105	int32_t c0, c1;	249	int32_t c0, c1;
106	mapcell *col;	250	mapcell *col;
107	} maprow;	251	} maprow;
108		252
109	typedef struct map {	253	typedef struct map {
110	int x, y, w, h;	254	int x, y, w, h;
111	int ox, oy; /* offset to virtual global coordinate system */	255	int ox, oy; /* offset to virtual global coordinate system */
112	int faces;	256	int faces; tileid *face2tile; // [faceid]
113	mapface *face;	257	int texs; maptex *tex; // [tileid]
114
115	int texs;
116	maptex *tex;
117		258
118	int32_t rows;	259	int32_t rows;
119	maprow *row;	260	maprow *row;
120	} *CFClient__Map;	261	} *DC__Map;
121		262
122	static char *	263	static char *
123	prepend (char *ptr, int sze, int inc)	264	prepend (char *ptr, int sze, int inc)
124	{	265	{
125	char *p;	266	char *p;
…		…
142	}	283	}
143		284
144	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	285	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
145	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	286	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
146		287
		288	static void
		289	need_facenum (struct map *self, faceid face)
		290	{
		291	while (self->faces <= face)
		292	{
		293	Append (tileid, self->face2tile, self->faces, self->faces);
		294	self->faces *= 2;
		295	}
		296	}
		297
		298	static void
		299	need_texid (struct map *self, int texid)
		300	{
		301	while (self->texs <= texid)
		302	{
		303	Append (maptex, self->tex, self->texs, self->texs);
		304	self->texs *= 2;
		305	}
		306	}
		307
147	static maprow *	308	static maprow *
148	map_get_row (CFClient__Map self, int y)	309	map_get_row (DC__Map self, int y)
149	{	310	{
150	if (0 > y)	311	if (0 > y)
151	{	312	{
152	int extend = - y + MAP_EXTEND_Y;	313	int extend = - y + MAP_EXTEND_Y;
153	Prepend (maprow, self->row, self->rows, extend);	314	Prepend (maprow, self->row, self->rows, extend);
…		…
191		352
192	return row->col + (x - row->c0);	353	return row->col + (x - row->c0);
193	}	354	}
194		355
195	static mapcell *	356	static mapcell *
196	map_get_cell (CFClient__Map self, int x, int y)	357	map_get_cell (DC__Map self, int x, int y)
197	{	358	{
198	return row_get_cell (map_get_row (self, y), x);	359	return row_get_cell (map_get_row (self, y), x);
199	}	360	}
200		361
201	static void	362	static void
202	map_clear (CFClient__Map self)	363	map_clear (DC__Map self)
203	{	364	{
204	int r;	365	int r;
205		366
206	for (r = 0; r < self->rows; r++)	367	for (r = 0; r < self->rows; r++)
207	Safefree (self->row[r].col);	368	Safefree (self->row[r].col);
…		…
214	self->oy = 0;	375	self->oy = 0;
215	self->row = 0;	376	self->row = 0;
216	self->rows = 0;	377	self->rows = 0;
217	}	378	}
218		379
		380	#define CELL_CLEAR(cell) \
		381	do { \
		382	if ((cell)->player) \
		383	(cell)->tile [2] = 0; \
		384	(cell)->darkness = 0; \
		385	(cell)->stat_hp = 0; \
		386	(cell)->flags = 0; \
		387	(cell)->player = 0; \
		388	} while (0)
		389
219	static void	390	static void
220	map_blank (CFClient__Map self, int x0, int y0, int w, int h)	391	map_blank (DC__Map self, int x0, int y0, int w, int h)
221	{	392	{
222	int x, y;	393	int x, y;
223	maprow *row;	394	maprow *row;
		395	mapcell *cell;
224		396
225	for (y = y0; y < y0 + h; y++)	397	for (y = y0; y < y0 + h; y++)
226	if (y >= 0)	398	if (y >= 0)
227	{	399	{
228	if (y >= self->rows)	400	if (y >= self->rows)
…		…
234	if (x >= row->c0)	406	if (x >= row->c0)
235	{	407	{
236	if (x >= row->c1)	408	if (x >= row->c1)
237	break;	409	break;
238		410
239	row->col[x - row->c0].darkness = -1;	411	cell = row->col + x - row->c0;
		412
		413	CELL_CLEAR (cell);
240	}	414	}
241	}	415	}
242	}	416	}
243		417
244	MODULE = CFClient PACKAGE = CFClient	418	typedef struct {
		419	tileid tile;
		420	uint8_t x, y, level;
		421	} smooth_key;
		422
		423	static void
		424	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		425	{
		426	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		427
		428	if (SvIOK (*sv))
		429	SvIV_set (*sv, SvIVX (*sv) | bits);
		430	else
		431	sv_setiv (*sv, bits);
		432	}
		433
		434	static void
		435	music_finished (void)
		436	{
		437	SDL_UserEvent ev;
		438
		439	ev.type = SDL_USEREVENT;
		440	ev.code = 0;
		441	ev.data1 = 0;
		442	ev.data2 = 0;
		443
		444	SDL_PushEvent ((SDL_Event *)&ev);
		445	}
		446
		447	static void
		448	channel_finished (int channel)
		449	{
		450	SDL_UserEvent ev;
		451
		452	ev.type = SDL_USEREVENT;
		453	ev.code = 1;
		454	ev.data1 = (void *)(long)channel;
		455	ev.data2 = 0;
		456
		457	SDL_PushEvent ((SDL_Event *)&ev);
		458	}
		459
		460	static unsigned int
		461	minpot (unsigned int n)
		462	{
		463	if (!n)
		464	return 0;
		465
		466	--n;
		467
		468	n |= n >> 1;
		469	n |= n >> 2;
		470	n |= n >> 4;
		471	n |= n >> 8;
		472	n |= n >> 16;
		473
		474	return n + 1;
		475	}
		476
		477	static unsigned int
		478	popcount (unsigned int n)
		479	{
		480	n -= (n >> 1) & 0x55555555U;
		481	n = ((n >> 2) & 0x33333333U) + (n & 0x33333333U);
		482	n = ((n >> 4) + n) & 0x0f0f0f0fU;
		483	n *= 0x01010101U;
		484
		485	return n >> 24;
		486	}
		487
		488	/* SDL should provide this, really. */
		489	#define SDLK_MODIFIER_MIN 300
		490	#define SDLK_MODIFIER_MAX 314
		491
		492	/******************************************************************************/
		493
		494	static GV *draw_x_gv, *draw_y_gv, *draw_w_gv, *draw_h_gv;
		495	static GV *hover_gv;
		496
		497	static int
		498	within_widget (SV *widget, NV x, NV y)
		499	{
		500	HV *self;
		501	SV **svp;
		502	NV wx, ww, wy, wh;
		503
		504	if (!SvROK (widget))
		505	return 0;
		506
		507	self = (HV *)SvRV (widget);
		508
		509	if (SvTYPE (self) != SVt_PVHV)
		510	return 0;
		511
		512	svp = hv_fetch (self, "y", 1, 0); wy = svp ? SvNV (*svp) : 0.;
		513	if (y < wy)
		514	return 0;
		515
		516	svp = hv_fetch (self, "h", 1, 0); wh = svp ? SvNV (*svp) : 0.;
		517	if (y >= wy + wh)
		518	return 0;
		519
		520	svp = hv_fetch (self, "x", 1, 0); wx = svp ? SvNV (*svp) : 0.;
		521	if (x < wx)
		522	return 0;
		523
		524	svp = hv_fetch (self, "w", 1, 0); ww = svp ? SvNV (*svp) : 0.;
		525	if (x >= wx + ww)
		526	return 0;
		527
		528	svp = hv_fetch (self, "can_events", sizeof ("can_events") - 1, 0);
		529	if (!svp || !SvTRUE (*svp))
		530	return 0;
		531
		532	return 1;
		533	}
		534
		535	/******************************************************************************/
		536
		537	/* process keyboard modifiers */
		538	static int
		539	mod_munge (int mod)
		540	{
		541	mod &= MOD_MASK;
		542
		543	if (mod & (KMOD_META | KMOD_ALT))
		544	mod |= KMOD_LRAM;
		545
		546	return mod;
		547	}
		548
		549	static void
		550	deliantra_main ()
		551	{
		552	char *argv[] = { 0 };
		553	call_argv ("::main", G_DISCARD | G_VOID, argv);
		554	}
		555
		556	#ifdef __MACOSX__
		557	/* to due surprising braindamage on the side of SDL design, we
		558	* do some mind-boggling hack here: SDL requires a custom main()
		559	* on OS X, so... we provide one and call the original main(), which,
		560	* due to share dlibrary magic, calls -lSDLmain's main, not perl's main,
		561	* and which calls our main (== SDL_main) back.
		562	*/
		563	extern C_LINKAGE int
		564	main (int argc, char *argv[])
		565	{
		566	deliantra_main ();
		567	}
		568
		569	#undef main
		570
		571	extern C_LINKAGE int main (int argc, char *argv[]);
		572
		573	static void
		574	SDL_braino (void)
		575	{
		576	char *argv[] = { "deliantra client", 0 };
		577	(main) (1, argv);
		578	}
		579	#else
		580	static void
		581	SDL_braino (void)
		582	{
		583	deliantra_main ();
		584	}
		585	#endif
		586
		587	MODULE = Deliantra::Client PACKAGE = DC
245		588
246	PROTOTYPES: ENABLE	589	PROTOTYPES: ENABLE
247		590
248	BOOT:	591	BOOT:
249	{	592	{
250	HV *stash = gv_stashpv ("CFClient", 1);	593	HV *stash = gv_stashpv ("DC", 1);
251	static const struct {	594	static const struct {
252	const char *name;	595	const char *name;
253	IV iv;	596	IV iv;
254	} *civ, const_iv[] = {	597	} *civ, const_iv[] = {
255	# define const_iv(name) { # name, (IV)name }	598	# define const_iv(name) { # name, (IV)name }
		599	const_iv (SDLK_MODIFIER_MIN),
		600	const_iv (SDLK_MODIFIER_MAX),
		601
256	const_iv (SDL_ACTIVEEVENT),	602	const_iv (SDL_ACTIVEEVENT),
257	const_iv (SDL_KEYDOWN),	603	const_iv (SDL_KEYDOWN),
258	const_iv (SDL_KEYUP),	604	const_iv (SDL_KEYUP),
259	const_iv (SDL_MOUSEMOTION),	605	const_iv (SDL_MOUSEMOTION),
260	const_iv (SDL_MOUSEBUTTONDOWN),	606	const_iv (SDL_MOUSEBUTTONDOWN),
…		…
269	const_iv (SDL_EVENT_RESERVEDA),	615	const_iv (SDL_EVENT_RESERVEDA),
270	const_iv (SDL_EVENT_RESERVEDB),	616	const_iv (SDL_EVENT_RESERVEDB),
271	const_iv (SDL_VIDEORESIZE),	617	const_iv (SDL_VIDEORESIZE),
272	const_iv (SDL_VIDEOEXPOSE),	618	const_iv (SDL_VIDEOEXPOSE),
273	const_iv (SDL_USEREVENT),	619	const_iv (SDL_USEREVENT),
		620
		621	const_iv (SDL_APPINPUTFOCUS),
		622	const_iv (SDL_APPMOUSEFOCUS),
		623	const_iv (SDL_APPACTIVE),
		624
		625
		626	const_iv (SDLK_UNKNOWN),
		627	const_iv (SDLK_FIRST),
		628	const_iv (SDLK_BACKSPACE),
		629	const_iv (SDLK_TAB),
		630	const_iv (SDLK_CLEAR),
		631	const_iv (SDLK_RETURN),
		632	const_iv (SDLK_PAUSE),
		633	const_iv (SDLK_ESCAPE),
		634	const_iv (SDLK_SPACE),
		635	const_iv (SDLK_EXCLAIM),
		636	const_iv (SDLK_QUOTEDBL),
		637	const_iv (SDLK_HASH),
		638	const_iv (SDLK_DOLLAR),
		639	const_iv (SDLK_AMPERSAND),
		640	const_iv (SDLK_QUOTE),
		641	const_iv (SDLK_LEFTPAREN),
		642	const_iv (SDLK_RIGHTPAREN),
		643	const_iv (SDLK_ASTERISK),
		644	const_iv (SDLK_PLUS),
		645	const_iv (SDLK_COMMA),
		646	const_iv (SDLK_MINUS),
		647	const_iv (SDLK_PERIOD),
		648	const_iv (SDLK_SLASH),
		649	const_iv (SDLK_0),
		650	const_iv (SDLK_1),
		651	const_iv (SDLK_2),
		652	const_iv (SDLK_3),
		653	const_iv (SDLK_4),
		654	const_iv (SDLK_5),
		655	const_iv (SDLK_6),
		656	const_iv (SDLK_7),
		657	const_iv (SDLK_8),
		658	const_iv (SDLK_9),
		659	const_iv (SDLK_COLON),
		660	const_iv (SDLK_SEMICOLON),
		661	const_iv (SDLK_LESS),
		662	const_iv (SDLK_EQUALS),
		663	const_iv (SDLK_GREATER),
		664	const_iv (SDLK_QUESTION),
		665	const_iv (SDLK_AT),
		666
		667	const_iv (SDLK_LEFTBRACKET),
		668	const_iv (SDLK_BACKSLASH),
		669	const_iv (SDLK_RIGHTBRACKET),
		670	const_iv (SDLK_CARET),
		671	const_iv (SDLK_UNDERSCORE),
		672	const_iv (SDLK_BACKQUOTE),
		673	const_iv (SDLK_DELETE),
		674
		675	const_iv (SDLK_FIRST),
		676	const_iv (SDLK_LAST),
274	const_iv (SDLK_KP0),	677	const_iv (SDLK_KP0),
275	const_iv (SDLK_KP1),	678	const_iv (SDLK_KP1),
276	const_iv (SDLK_KP2),	679	const_iv (SDLK_KP2),
277	const_iv (SDLK_KP3),	680	const_iv (SDLK_KP3),
278	const_iv (SDLK_KP4),	681	const_iv (SDLK_KP4),
…		…
333	const_iv (SDLK_BREAK),	736	const_iv (SDLK_BREAK),
334	const_iv (SDLK_MENU),	737	const_iv (SDLK_MENU),
335	const_iv (SDLK_POWER),	738	const_iv (SDLK_POWER),
336	const_iv (SDLK_EURO),	739	const_iv (SDLK_EURO),
337	const_iv (SDLK_UNDO),	740	const_iv (SDLK_UNDO),
		741
338	const_iv (KMOD_NONE),	742	const_iv (KMOD_NONE),
		743	const_iv (KMOD_SHIFT),
339	const_iv (KMOD_LSHIFT),	744	const_iv (KMOD_LSHIFT),
340	const_iv (KMOD_RSHIFT),	745	const_iv (KMOD_RSHIFT),
		746	const_iv (KMOD_CTRL),
341	const_iv (KMOD_LCTRL),	747	const_iv (KMOD_LCTRL),
342	const_iv (KMOD_RCTRL),	748	const_iv (KMOD_RCTRL),
		749	const_iv (KMOD_ALT),
343	const_iv (KMOD_LALT),	750	const_iv (KMOD_LALT),
344	const_iv (KMOD_RALT),	751	const_iv (KMOD_RALT),
		752	const_iv (KMOD_META),
345	const_iv (KMOD_LMETA),	753	const_iv (KMOD_LMETA),
346	const_iv (KMOD_RMETA),	754	const_iv (KMOD_RMETA),
347	const_iv (KMOD_NUM),	755	const_iv (KMOD_NUM),
348	const_iv (KMOD_CAPS),	756	const_iv (KMOD_CAPS),
349	const_iv (KMOD_MODE),	757	const_iv (KMOD_MODE),
350	const_iv (KMOD_CTRL),	758
351	const_iv (KMOD_SHIFT),	759	const_iv (KMOD_LRAM),
352	const_iv (KMOD_ALT),	760
353	const_iv (KMOD_META)	761	const_iv (MIX_DEFAULT_FORMAT),
		762
		763	const_iv (SDL_INIT_TIMER),
		764	const_iv (SDL_INIT_AUDIO),
		765	const_iv (SDL_INIT_VIDEO),
		766	const_iv (SDL_INIT_CDROM),
		767	const_iv (SDL_INIT_JOYSTICK),
		768	const_iv (SDL_INIT_EVERYTHING),
		769	const_iv (SDL_INIT_NOPARACHUTE),
		770	const_iv (SDL_INIT_EVENTTHREAD),
		771
		772	const_iv (SDL_GL_RED_SIZE),
		773	const_iv (SDL_GL_GREEN_SIZE),
		774	const_iv (SDL_GL_BLUE_SIZE),
		775	const_iv (SDL_GL_ALPHA_SIZE),
		776	const_iv (SDL_GL_DOUBLEBUFFER),
		777	const_iv (SDL_GL_BUFFER_SIZE),
		778	const_iv (SDL_GL_DEPTH_SIZE),
		779	const_iv (SDL_GL_STENCIL_SIZE),
		780	const_iv (SDL_GL_ACCUM_RED_SIZE),
		781	const_iv (SDL_GL_ACCUM_GREEN_SIZE),
		782	const_iv (SDL_GL_ACCUM_BLUE_SIZE),
		783	const_iv (SDL_GL_ACCUM_ALPHA_SIZE),
		784	const_iv (SDL_GL_STEREO),
		785	const_iv (SDL_GL_MULTISAMPLEBUFFERS),
		786	const_iv (SDL_GL_MULTISAMPLESAMPLES),
		787	const_iv (SDL_GL_ACCELERATED_VISUAL),
		788	const_iv (SDL_GL_SWAP_CONTROL),
		789
		790	const_iv (FOW_DARKNESS)
354	# undef const_iv	791	# undef const_iv
355	};	792	};
356		793
357	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	794	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
358	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	795	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
359		796
360	fontmap = pango_ft2_font_map_new ();	797	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
361	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	798	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
362	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);
363	}	799	}
		800
		801	void
		802	weaken (SV *rv)
		803	PROTOTYPE: $
		804	CODE:
		805	sv_rvweaken (rv);
364		806
365	int	807	int
366	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO)	808	in_destruct ()
		809	CODE:
		810	RETVAL = PL_main_cv == Nullcv;
		811	OUTPUT:
		812	RETVAL
367		813
		814	NV floor (NV x)
		815
		816	NV ceil (NV x)
		817
		818	IV minpot (UV n)
		819
		820	IV popcount (UV n)
		821
368	void	822	void
		823	pango_init ()
		824	CODE:
		825	{
		826	opengl_fontmap = pango_opengl_font_map_new ();
		827	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
		828	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
		829	/*pango_context_set_font_description (opengl_context, default_font);*/
		830	#if PANGO_VERSION_CHECK (1, 15, 2)
		831	pango_context_set_language (opengl_context, pango_language_from_string ("en"));
		832	/*pango_context_set_base_dir (opengl_context, PANGO_DIRECTION_WEAK_LTR);*/
		833	#endif
		834	}
		835
		836	char *SDL_GetError ()
		837
		838	void SDL_braino ()
		839
		840	int SDL_Init (U32 flags)
		841
		842	int SDL_InitSubSystem (U32 flags)
		843
		844	void SDL_QuitSubSystem (U32 flags)
		845
369	SDL_Quit ()	846	void SDL_Quit ()
370		847
		848	int SDL_GL_SetAttribute (int attr, int value)
		849
		850	int SDL_GL_GetAttribute (int attr)
		851	CODE:
		852	if (SDL_GL_GetAttribute (attr, &RETVAL))
		853	XSRETURN_UNDEF;
		854	OUTPUT:
		855	RETVAL
		856
371	void	857	void
372	SDL_ListModes ()	858	SDL_ListModes (int rgb, int alpha)
373	PPCODE:	859	PPCODE:
374	{	860	{
375	SDL_Rect **m;	861	SDL_Rect **m;
376		862
377	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);	863	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
378	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);	864	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
379	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);	865	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
380	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);	866	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
381		867
		868	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		869	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
		870
382	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);	871	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
383	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);	872	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
384	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);	873	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
385	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);	874	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
386		875
387	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);	876	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
388	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
389	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);	877	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
390
391	SDL_EnableUNICODE (1);
392	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
393		878
394	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);	879	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
395		880
396	if (m && m != (SDL_Rect **)-1)	881	if (m && m != (SDL_Rect **)-1)
397	while (*m)	882	while (*m)
398	{	883	{
		884	if ((*m)->w >= 400 && (*m)->h >= 300)
		885	{
399	AV *av = newAV ();	886	AV *av = newAV ();
400	av_push (av, newSViv ((*m)->w));	887	av_push (av, newSViv ((*m)->w));
401	av_push (av, newSViv ((*m)->h));	888	av_push (av, newSViv ((*m)->h));
		889	av_push (av, newSViv (rgb));
		890	av_push (av, newSViv (alpha));
402	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));	891	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		892	}
403		893
404	++m;	894	++m;
405	}	895	}
406	}	896	}
407		897
408	int	898	int
409	SDL_SetVideoMode (int w, int h, int fullscreen)	899	SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
410	CODE:	900	CODE:
		901	{
		902	SDL_EnableUNICODE (1);
		903	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		904
		905	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		906	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		907	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		908	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		909
411	RETVAL = !!SDL_SetVideoMode (	910	RETVAL = !!SDL_SetVideoMode (
412	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)	911	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
413	);	912	);
414	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");	913
		914	if (RETVAL)
		915	{
		916	av_clear (texture_av);
		917
		918	SDL_WM_SetCaption ("Deliantra MORPG Client " VERSION, "Deliantra");
		919	#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		920	#include "glfunc.h"
		921	#undef GL_FUNC
		922	}
		923	}
415	OUTPUT:	924	OUTPUT:
416	RETVAL	925	RETVAL
417		926
418	void	927	void
419	SDL_GL_SwapBuffers ()	928	SDL_GL_SwapBuffers ()
420		929
		930	char *
		931	SDL_GetKeyName (int sym)
		932
		933	int
		934	SDL_GetAppState ()
		935
		936	int
		937	SDL_GetModState ()
		938
421	void	939	void
422	SDL_PollEvent ()	940	poll_events ()
423	PPCODE:	941	PPCODE:
424	{	942	{
425	SDL_Event ev;	943	SDL_Event ev;
426		944
427	while (SDL_PollEvent (&ev))	945	SDL_PumpEvents ();
		946	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
428	{	947	{
429	HV *hv = newHV ();	948	HV *hv = newHV ();
430	hv_store (hv, "type", 4, newSViv (ev.type), 0);	949	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		950
431	switch (ev.type)	951	switch (ev.type)
432	{	952	{
433	case SDL_KEYDOWN:	953	case SDL_KEYDOWN:
434	case SDL_KEYUP:	954	case SDL_KEYUP:
435	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);	955	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
436	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);	956	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
437	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);	957	hv_store (hv, "mod", 3, newSViv (mod_munge (ev.key.keysym.mod)), 0);
		958	hv_store (hv, "cmod", 4, newSViv (mod_munge (SDL_GetModState ())), 0); /* current mode */
438	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);	959	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
439	break;	960	break;
440		961
441	case SDL_ACTIVEEVENT:	962	case SDL_ACTIVEEVENT:
442	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);	963	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
443	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);	964	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
444	break;	965	break;
445		966
446	case SDL_MOUSEMOTION:	967	case SDL_MOUSEMOTION:
		968	{
		969	int state = ev.motion.state;
		970	int x = ev.motion.x;
		971	int y = ev.motion.y;
		972	int xrel = ev.motion.xrel;
		973	int yrel = ev.motion.yrel;
		974
		975	/* do simplistic event compression */
		976	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		977	&& state == ev.motion.state)
		978	{
		979	xrel += ev.motion.xrel;
		980	yrel += ev.motion.yrel;
		981	x = ev.motion.x;
		982	y = ev.motion.y;
		983	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		984	}
		985
		986	hv_store (hv, "mod", 3, newSViv (mod_munge (SDL_GetModState ())), 0);
447	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);	987	hv_store (hv, "state", 5, newSViv (state), 0);
448	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);	988	hv_store (hv, "x", 1, newSViv (x), 0);
449	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);	989	hv_store (hv, "y", 1, newSViv (y), 0);
450	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);	990	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
451	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);	991	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		992	}
452	break;	993	break;
453		994
454	case SDL_MOUSEBUTTONDOWN:	995	case SDL_MOUSEBUTTONDOWN:
455	case SDL_MOUSEBUTTONUP:	996	case SDL_MOUSEBUTTONUP:
		997	hv_store (hv, "mod", 3, newSViv (SDL_GetModState () & MOD_MASK), 0);
		998
456	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);	999	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
457	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);	1000	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
458	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);	1001	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
459	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);	1002	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		1003	break;
		1004
		1005	case SDL_USEREVENT:
		1006	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		1007	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		1008	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		1009	break;
460	}	1010	}
461		1011
462	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));	1012	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("DC::UI::Event", 1))));
463	}	1013	}
464	}	1014	}
465		1015
466	int	1016	int
467	Mix_OpenAudio (int frequency = 22050, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 512)	1017	Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 4096)
		1018	POSTCALL:
		1019	Mix_HookMusicFinished (music_finished);
		1020	Mix_ChannelFinished (channel_finished);
		1021
		1022	void
		1023	Mix_QuerySpec ()
		1024	PPCODE:
		1025	{
		1026	int freq, channels;
		1027	Uint16 format;
		1028
		1029	if (Mix_QuerySpec (&freq, &format, &channels))
		1030	{
		1031	EXTEND (SP, 3);
		1032	PUSHs (sv_2mortal (newSViv (freq)));
		1033	PUSHs (sv_2mortal (newSViv (format)));
		1034	PUSHs (sv_2mortal (newSViv (channels)));
		1035	}
		1036	}
468		1037
469	void	1038	void
470	Mix_CloseAudio ()	1039	Mix_CloseAudio ()
471		1040
472	int	1041	int
473	Mix_AllocateChannels (int numchans = -1)	1042	Mix_AllocateChannels (int numchans = -1)
474		1043
		1044	const char *
		1045	Mix_GetError ()
		1046
475	void	1047	void
476	lowdelay (int fd, int val = 1)	1048	lowdelay (int fd, int val = 1)
477	CODE:	1049	CODE:
		1050	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		1051
		1052	void
		1053	win32_proxy_info ()
		1054	PPCODE:
		1055	{
478	#ifndef _WIN32	1056	#ifdef _WIN32
479	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	1057	char buffer[2048];
		1058	DWORD buflen;
		1059
		1060	EXTEND (SP, 3);
		1061
		1062	buflen = sizeof (buffer);
		1063	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		1064	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		1065	{
		1066	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		1067
		1068	buflen = sizeof (buffer);
		1069	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		1070	{
		1071	PUSHs (newSVpv (buffer, 0));
		1072
		1073	buflen = sizeof (buffer);
		1074	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		1075	PUSHs (newSVpv (buffer, 0));
		1076	}
		1077	}
480	#endif	1078	#endif
		1079	}
481		1080
482	char *	1081	int
483	gl_version ()	1082	add_font (char *file)
484	CODE:	1083	CODE:
485	RETVAL = (char *)glGetString (GL_VERSION);	1084	RETVAL = FcConfigAppFontAddFile (0, (const FcChar8 *)file);
486	OUTPUT:	1085	OUTPUT:
487	RETVAL	1086	RETVAL
488
489	char *
490	gl_extensions ()
491	CODE:
492	RETVAL = (char *)glGetString (GL_EXTENSIONS);
493	OUTPUT:
494	RETVAL
495
496	void
497	add_font (char *file)
498	CODE:
499	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
500
501	void
502	set_font (char *file)
503	CODE:
504	{
505	int count;
506	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
507	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
508	FcPatternDestroy (pattern);
509	pango_context_set_font_description (context, font);
510	}
511		1087
512	void	1088	void
513	load_image_inline (SV *image_)	1089	load_image_inline (SV *image_)
514	ALIAS:	1090	ALIAS:
515	load_image_file = 1	1091	load_image_file = 1
…		…
518	STRLEN image_len;	1094	STRLEN image_len;
519	char *image = (char *)SvPVbyte (image_, image_len);	1095	char *image = (char *)SvPVbyte (image_, image_len);
520	SDL_Surface *surface, *surface2;	1096	SDL_Surface *surface, *surface2;
521	SDL_PixelFormat fmt;	1097	SDL_PixelFormat fmt;
522	SDL_RWops *rw = ix	1098	SDL_RWops *rw = ix
523	? SDL_RWFromFile (image, "r")	1099	? SDL_RWFromFile (image, "rb")
524	: SDL_RWFromConstMem (image, image_len);	1100	: SDL_RWFromConstMem (image, image_len);
525		1101
526	if (!rw)	1102	if (!rw)
527	croak ("load_image: %s", SDL_GetError ());	1103	croak ("load_image: %s", SDL_GetError ());
528		1104
…		…
557		1133
558	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	1134	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
559		1135
560	assert (surface2->pitch == surface2->w * 4);	1136	assert (surface2->pitch == surface2->w * 4);
561		1137
		1138	SDL_LockSurface (surface2);
562	EXTEND (SP, 5);	1139	EXTEND (SP, 6);
563	PUSHs (sv_2mortal (newSViv (surface2->w)));	1140	PUSHs (sv_2mortal (newSViv (surface2->w)));
564	PUSHs (sv_2mortal (newSViv (surface2->h)));	1141	PUSHs (sv_2mortal (newSViv (surface2->h)));
565	SDL_LockSurface (surface2);
566	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	1142	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
567	SDL_UnlockSurface (surface2);
568	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	1143	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
569	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	1144	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
570	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));	1145	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		1146	SDL_UnlockSurface (surface2);
571		1147
572	SDL_FreeSurface (surface);	1148	SDL_FreeSurface (surface);
573	SDL_FreeSurface (surface2);	1149	SDL_FreeSurface (surface2);
574	}	1150	}
575		1151
…		…
597	PUSHs (sv_2mortal (newSViv (b / y)));	1173	PUSHs (sv_2mortal (newSViv (b / y)));
598	PUSHs (sv_2mortal (newSViv (a / y)));	1174	PUSHs (sv_2mortal (newSViv (a / y)));
599	}	1175	}
600		1176
601	void	1177	void
		1178	error (char *message)
		1179	CODE:
		1180	fprintf (stderr, "ERROR: %s\n", message);
		1181	#ifdef _WIN32
		1182	MessageBox (0, message, "Deliantra Client Error", MB_OK | MB_ICONERROR);
		1183	#endif
		1184
		1185	void
602	fatal (char *message)	1186	fatal (char *message)
603	CODE:	1187	CODE:
		1188	fprintf (stderr, "FATAL: %s\n", message);
604	#ifdef _WIN32	1189	#ifdef _WIN32
605	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	1190	MessageBox (0, message, "Deliantra Client Fatal Error", MB_OK | MB_ICONERROR);
		1191	#endif
		1192	_exit (1);
		1193
		1194	void
		1195	_exit (int retval = 0)
		1196	CODE:
		1197	#ifdef WIN32
		1198	ExitThread (retval); // unclean, please beam me up
606	#else	1199	#else
607	fprintf (stderr, "FATAL: %s\n", message);	1200	_exit (retval);
608	#endif	1201	#endif
609	exit (1);
610		1202
611	MODULE = CFClient PACKAGE = CFClient::Layout	1203	void
612		1204	debug ()
613	CFClient::Layout
614	new (SV *class, int base_height = 10)
615	CODE:	1205	CODE:
616	New (0, RETVAL, 1, struct cf_layout);	1206	{
617	RETVAL->base_height = base_height;	1207	#if DEBUG
618	RETVAL->pl = pango_layout_new (context);	1208	VALGRIND_DO_LEAK_CHECK;
619	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	1209	#endif
		1210	}
		1211
		1212	int
		1213	SvREFCNT (SV *sv)
		1214	CODE:
		1215	RETVAL = SvREFCNT (sv);
		1216	OUTPUT:
		1217	RETVAL
		1218
		1219	MODULE = Deliantra::Client PACKAGE = DC::Font
		1220
		1221	PROTOTYPES: DISABLE
		1222
		1223	DC::Font
		1224	new_from_file (SV *class, char *path, int id = 0)
		1225	CODE:
		1226	{
		1227	int count;
		1228	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		1229	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		1230	FcPatternDestroy (pattern);
		1231	}
620	OUTPUT:	1232	OUTPUT:
621	RETVAL	1233	RETVAL
622		1234
623	void	1235	void
		1236	DESTROY (DC::Font self)
		1237	CODE:
		1238	pango_font_description_free (self);
		1239
		1240	void
		1241	make_default (DC::Font self)
		1242	PROTOTYPE: $
		1243	CODE:
		1244	default_font = self;
		1245
		1246	MODULE = Deliantra::Client PACKAGE = DC::Layout
		1247
		1248	PROTOTYPES: DISABLE
		1249
		1250	void
		1251	glyph_cache_backup ()
		1252	PROTOTYPE:
		1253	CODE:
		1254	tc_backup ();
		1255
		1256	void
		1257	glyph_cache_restore ()
		1258	PROTOTYPE:
		1259	CODE:
		1260	tc_restore ();
		1261
		1262	DC::Layout
		1263	new (SV *class)
		1264	CODE:
		1265	New (0, RETVAL, 1, struct cf_layout);
		1266
		1267	RETVAL->pl = pango_layout_new (opengl_context);
		1268	RETVAL->r = 1.;
		1269	RETVAL->g = 1.;
		1270	RETVAL->b = 1.;
		1271	RETVAL->a = 1.;
		1272	RETVAL->base_height = MIN_FONT_HEIGHT;
		1273	RETVAL->font = 0;
		1274	RETVAL->rc = rc_alloc ();
		1275
		1276	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		1277	layout_update_font (RETVAL);
		1278	OUTPUT:
		1279	RETVAL
		1280
		1281	void
624	DESTROY (CFClient::Layout self)	1282	DESTROY (DC::Layout self)
625	CODE:	1283	CODE:
626	g_object_unref (self->pl);	1284	g_object_unref (self->pl);
		1285	rc_free (self->rc);
627	Safefree (self);	1286	Safefree (self);
628		1287
629	void	1288	void
630	set_text (CFClient::Layout self, SV *text_)	1289	set_text (DC::Layout self, SV *text_)
631	CODE:	1290	CODE:
632	{	1291	{
633	STRLEN textlen;	1292	STRLEN textlen;
634	char *text = SvPVutf8 (text_, textlen);	1293	char *text = SvPVutf8 (text_, textlen);
635		1294
636	pango_layout_set_text (self->pl, text, textlen);	1295	pango_layout_set_text (self->pl, text, textlen);
637	}	1296	}
638		1297
639	void	1298	void
640	set_markup (CFClient::Layout self, SV *text_)	1299	set_markup (DC::Layout self, SV *text_)
641	CODE:	1300	CODE:
642	{	1301	{
643	STRLEN textlen;	1302	STRLEN textlen;
644	char *text = SvPVutf8 (text_, textlen);	1303	char *text = SvPVutf8 (text_, textlen);
645		1304
646	pango_layout_set_markup (self->pl, text, textlen);	1305	pango_layout_set_markup (self->pl, text, textlen);
647	}	1306	}
648		1307
649	SV *	1308	void
650	get_text (CFClient::Layout self)	1309	set_shapes (DC::Layout self, ...)
		1310	CODE:
		1311	{
		1312	PangoAttrList *attrs = 0;
		1313	const char *text = pango_layout_get_text (self->pl);
		1314	const char *pos = text;
		1315	int arg = 4;
		1316
		1317	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		1318	{
		1319	PangoRectangle inkrect, rect;
		1320	PangoAttribute *attr;
		1321
		1322	int x = SvIV (ST (arg - 3));
		1323	int y = SvIV (ST (arg - 2));
		1324	int w = SvIV (ST (arg - 1));
		1325	int h = SvIV (ST (arg ));
		1326
		1327	inkrect.x = 0;
		1328	inkrect.y = 0;
		1329	inkrect.width = 0;
		1330	inkrect.height = 0;
		1331
		1332	rect.x = x * PANGO_SCALE;
		1333	rect.y = y * PANGO_SCALE;
		1334	rect.width = w * PANGO_SCALE;
		1335	rect.height = h * PANGO_SCALE;
		1336
		1337	if (!attrs)
		1338	attrs = pango_layout_get_attributes (self->pl);
		1339
		1340	attr = pango_attr_shape_new (&inkrect, &rect);
		1341	attr->start_index = pos - text;
		1342	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1343	pango_attr_list_insert (attrs, attr);
		1344
		1345	arg += 4;
		1346	pos += sizeof (OBJ_STR) - 1;
		1347	}
		1348
		1349	if (attrs)
		1350	pango_layout_set_attributes (self->pl, attrs);
		1351	}
		1352
		1353	void
		1354	get_shapes (DC::Layout self)
651	CODE:	1355	PPCODE:
		1356	{
		1357	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1358
		1359	do
		1360	{
		1361	PangoLayoutRun *run = pango_layout_iter_get_run_readonly (iter);
		1362
		1363	if (run && shape_attr_p (run))
		1364	{
		1365	PangoRectangle extents;
		1366	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1367
		1368	EXTEND (SP, 2);
		1369	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1370	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1371	}
		1372	}
		1373	while (pango_layout_iter_next_run (iter));
		1374
		1375	pango_layout_iter_free (iter);
		1376	}
		1377
		1378	int
		1379	has_wrapped (DC::Layout self)
		1380	CODE:
		1381	{
		1382	int lines = 1;
		1383	const char *text = pango_layout_get_text (self->pl);
		1384
		1385	while (*text)
		1386	lines += *text++ == '\n';
		1387
652	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);	1388	RETVAL = lines < pango_layout_get_line_count (self->pl);
653	SvUTF8_on (RETVAL);	1389	}
654	OUTPUT:	1390	OUTPUT:
655	RETVAL	1391	RETVAL
656		1392
		1393	SV *
		1394	get_text (DC::Layout self)
		1395	CODE:
		1396	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1397	sv_utf8_decode (RETVAL);
		1398	OUTPUT:
		1399	RETVAL
		1400
657	void	1401	void
		1402	set_foreground (DC::Layout self, float r, float g, float b, float a = 1.)
		1403	CODE:
		1404	self->r = r;
		1405	self->g = g;
		1406	self->b = b;
		1407	self->a = a;
		1408
		1409	void
		1410	set_font (DC::Layout self, DC::Font font = 0)
		1411	CODE:
		1412	if (self->font != font)
		1413	{
		1414	self->font = font;
		1415	layout_update_font (self);
		1416	}
		1417
		1418	void
658	set_height (CFClient::Layout self, int base_height)	1419	set_height (DC::Layout self, int base_height)
659	CODE:	1420	CODE:
		1421	if (self->base_height != base_height)
		1422	{
660	self->base_height = base_height;	1423	self->base_height = base_height;
		1424	layout_update_font (self);
		1425	}
661		1426
662	void	1427	void
663	set_width (CFClient::Layout self, int max_width = -1)	1428	set_width (DC::Layout self, int max_width = -1)
664	CODE:	1429	CODE:
665	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1430	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
666		1431
667	void	1432	void
		1433	set_indent (DC::Layout self, int indent)
		1434	CODE:
		1435	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1436
		1437	void
		1438	set_spacing (DC::Layout self, int spacing)
		1439	CODE:
		1440	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1441
		1442	void
		1443	set_ellipsise (DC::Layout self, int ellipsise)
		1444	CODE:
		1445	pango_layout_set_ellipsize (self->pl,
		1446	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1447	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1448	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1449	: PANGO_ELLIPSIZE_NONE
		1450	);
		1451
		1452	void
		1453	set_single_paragraph_mode (DC::Layout self, int spm)
		1454	CODE:
		1455	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1456
		1457	void
668	size (CFClient::Layout self)	1458	size (DC::Layout self)
669	PPCODE:	1459	PPCODE:
670	{	1460	{
671	int w, h;	1461	int w, h;
672		1462
673	layout_update (self);
674	layout_get_pixel_size (self, &w, &h);	1463	layout_get_pixel_size (self, &w, &h);
675		1464
676	EXTEND (SP, 2);	1465	EXTEND (SP, 2);
677	PUSHs (sv_2mortal (newSViv (w)));	1466	PUSHs (sv_2mortal (newSViv (w)));
678	PUSHs (sv_2mortal (newSViv (h)));	1467	PUSHs (sv_2mortal (newSViv (h)));
679	}	1468	}
680		1469
681	int	1470	int
682	xy_to_index (CFClient::Layout self, int x, int y)	1471	descent (DC::Layout self)
683	CODE:	1472	CODE:
684	{	1473	{
685	int index, trailing;	1474	PangoRectangle rect;
686		1475	PangoLayoutLine *line = pango_layout_get_line_readonly (self->pl, 0);
687	layout_update (self);	1476	pango_layout_line_get_pixel_extents (line, 0, &rect);
688	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1477	RETVAL = PANGO_DESCENT (rect);
689
690	RETVAL = index;
691	}	1478	}
692	OUTPUT:	1479	OUTPUT:
693	RETVAL	1480	RETVAL
694		1481
		1482	int
		1483	xy_to_index (DC::Layout self, int x, int y)
		1484	CODE:
		1485	{
		1486	int index, trailing;
		1487	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1488	RETVAL = index + trailing;
		1489	}
		1490	OUTPUT:
		1491	RETVAL
		1492
695	void	1493	void
696	cursor_pos (CFClient::Layout self, int index)	1494	cursor_pos (DC::Layout self, int index)
697	PPCODE:	1495	PPCODE:
698	{	1496	{
699	PangoRectangle strong_pos;	1497	PangoRectangle pos;
700	layout_update (self);
701	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1498	pango_layout_get_cursor_pos (self->pl, index, &pos, 0);
702		1499
703	EXTEND (SP, 3);	1500	EXTEND (SP, 3);
704	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1501	PUSHs (sv_2mortal (newSViv (pos.x / PANGO_SCALE)));
705	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1502	PUSHs (sv_2mortal (newSViv (pos.y / PANGO_SCALE)));
706	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1503	PUSHs (sv_2mortal (newSViv (pos.height / PANGO_SCALE)));
707	}	1504	}
708		1505
709	void	1506	void
710	render (CFClient::Layout self)	1507	index_to_line_x (DC::Layout self, int index, int trailing = 0)
711	PPCODE:	1508	PPCODE:
712	{	1509	{
713	SV *retval;	1510	int line, x;
714	int w, h;
715	FT_Bitmap bitmap;
716		1511
717	layout_update (self);	1512	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
718	layout_get_pixel_size (self, &w, &h);	1513	#if !PANGO_VERSION_CHECK (1, 17, 3)
719		1514	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
720	retval = newSV (w * h);	1515	--line;
721	SvPOK_only (retval);	1516	#endif
722	SvCUR_set (retval, w * h);
723
724	bitmap.rows = h;
725	bitmap.width = w;
726	bitmap.pitch = w;
727	bitmap.buffer = (unsigned char*)SvPVX (retval);
728	bitmap.num_grays = 256;
729	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
730
731	memset (bitmap.buffer, 0, w * h);
732
733	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
734
735	EXTEND (SP, 3);	1517	EXTEND (SP, 2);
736	PUSHs (sv_2mortal (newSViv (w)));	1518	PUSHs (sv_2mortal (newSViv (line)));
		1519	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1520	}
		1521
		1522	void
		1523	line_x_to_index (DC::Layout self, int line, int x)
		1524	PPCODE:
		1525	{
		1526	PangoLayoutLine *lp;
		1527	int index, trailing;
		1528
		1529	if (line < 0)
		1530	XSRETURN_EMPTY;
		1531
		1532	if (!(lp = pango_layout_get_line_readonly (self->pl, line)))
		1533	XSRETURN_EMPTY; /* do better */
		1534
		1535	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1536
		1537	EXTEND (SP, 2);
		1538	if (GIMME_V == G_SCALAR)
		1539	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1540	else
		1541	{
737	PUSHs (sv_2mortal (newSViv (h)));	1542	PUSHs (sv_2mortal (newSViv (index)));
738	PUSHs (sv_2mortal (retval));	1543	PUSHs (sv_2mortal (newSViv (trailing)));
		1544	}
739	}	1545	}
740		1546
		1547	void
		1548	render (DC::Layout self, float x, float y, int flags = 0)
		1549	CODE:
		1550	rc_clear (self->rc);
		1551	pango_opengl_render_layout_subpixel (
		1552	self->pl,
		1553	self->rc,
		1554	x * PANGO_SCALE, y * PANGO_SCALE,
		1555	self->r, self->g, self->b, self->a,
		1556	flags
		1557	);
		1558	// we assume that context_change actually clears/frees stuff
		1559	// and does not do any recomputation...
		1560	pango_layout_context_changed (self->pl);
		1561
		1562	void
		1563	draw (DC::Layout self)
		1564	CODE:
		1565	{
		1566	glEnable (GL_TEXTURE_2D);
		1567	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
		1568	glEnable (GL_BLEND);
		1569	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1570	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1571	glEnable (GL_ALPHA_TEST);
		1572	glAlphaFunc (GL_GREATER, 7.f / 255.f);
		1573
		1574	rc_draw (self->rc);
		1575
		1576	glDisable (GL_ALPHA_TEST);
		1577	glDisable (GL_BLEND);
		1578	glDisable (GL_TEXTURE_2D);
		1579	}
		1580
741	MODULE = CFClient PACKAGE = CFClient::Texture	1581	MODULE = Deliantra::Client PACKAGE = DC::Texture
742		1582
		1583	PROTOTYPES: ENABLE
		1584
743	void	1585	void
		1586	pad (SV *data_, int ow, int oh, int nw, int nh)
		1587	CODE:
		1588	{
		1589	if ((nw != ow || nh != oh) && SvOK (data_))
		1590	{
		1591	STRLEN datalen;
		1592	char *data = SvPVbyte (data_, datalen);
		1593	int bpp = datalen / (ow * oh);
		1594	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1595
		1596	SvPOK_only (result_);
		1597	SvCUR_set (result_, nw * nh * bpp);
		1598
		1599	memset (SvPVX (result_), 0, nw * nh * bpp);
		1600	while (oh--)
		1601	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1602
		1603	sv_setsv (data_, result_);
		1604	}
		1605	}
		1606
		1607	void
744	draw_quad (SV *self, float x, float y, float w = 0, float h = 0)	1608	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
745	PROTOTYPE: $$$;$$	1609	PROTOTYPE: $$$;$$
		1610	ALIAS:
		1611	draw_quad_alpha = 1
		1612	draw_quad_alpha_premultiplied = 2
746	CODE:	1613	CODE:
747	{	1614	{
748	HV *hv = (HV *)SvRV (self);	1615	HV *hv = (HV *)SvRV (self);
749	float s = SvNV (*hv_fetch (hv, "s", 1, 1));	1616	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
750	float t = SvNV (*hv_fetch (hv, "t", 1, 1));	1617	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
751	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1618	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
752	int wrap_mode = SvIV (*hv_fetch (hv, "wrap_mode", 9, 1));	1619
		1620	if (name <= 0)
		1621	XSRETURN_EMPTY;
753		1622
754	if (items < 5)	1623	if (items < 5)
755	{	1624	{
756	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1625	w = SvNV (*hv_fetch (hv, "w", 1, 1));
757	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1626	h = SvNV (*hv_fetch (hv, "h", 1, 1));
758	}	1627	}
759		1628
		1629	if (ix)
		1630	{
		1631	glEnable (GL_BLEND);
		1632
		1633	if (ix == 2)
		1634	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1635	else
		1636	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1637	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1638
		1639	glEnable (GL_ALPHA_TEST);
		1640	glAlphaFunc (GL_GREATER, 0.01f);
		1641	}
		1642
760	glBindTexture (GL_TEXTURE_2D, name);	1643	glBindTexture (GL_TEXTURE_2D, name);
761	if (wrap_mode) {	1644
762	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
763	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
764	}
765	glBegin (GL_QUADS);	1645	glBegin (GL_QUADS);
766	glTexCoord2f (0, 0); glVertex2f (x , y );	1646	glTexCoord2f (0, 0); glVertex2f (x , y );
767	glTexCoord2f (0, t); glVertex2f (x , y + h);	1647	glTexCoord2f (0, t); glVertex2f (x , y + h);
768	glTexCoord2f (s, t); glVertex2f (x + w, y + h);	1648	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
769	glTexCoord2f (s, 0); glVertex2f (x + w, y );	1649	glTexCoord2f (s, 0); glVertex2f (x + w, y );
770	glEnd ();	1650	glEnd ();
771	}
772		1651
		1652	if (ix)
		1653	{
		1654	glDisable (GL_ALPHA_TEST);
		1655	glDisable (GL_BLEND);
		1656	}
		1657	}
		1658
		1659	IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
		1660	CODE:
		1661	{
		1662	GLint width;
		1663	glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
		1664	glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
		1665	RETVAL = width > 0;
		1666	}
		1667	OUTPUT:
		1668	RETVAL
		1669
773	MODULE = CFClient PACKAGE = CFClient::Map	1670	MODULE = Deliantra::Client PACKAGE = DC::Map
774		1671
775	CFClient::Map	1672	PROTOTYPES: DISABLE
776	new (SV *class, int map_width, int map_height)	1673
		1674	DC::Map
		1675	new (SV *class)
777	CODE:	1676	CODE:
778	New (0, RETVAL, 1, struct map);	1677	New (0, RETVAL, 1, struct map);
779	RETVAL->x = 0;	1678	RETVAL->x = 0;
780	RETVAL->y = 0;	1679	RETVAL->y = 0;
781	RETVAL->w = map_width;	1680	RETVAL->w = 0;
782	RETVAL->h = map_height;	1681	RETVAL->h = 0;
783	RETVAL->ox = 0;	1682	RETVAL->ox = 0;
784	RETVAL->oy = 0;	1683	RETVAL->oy = 0;
785	RETVAL->faces = 8192;	1684	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
786	Newz (0, RETVAL->face, RETVAL->faces, mapface);	1685	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
787	RETVAL->texs = 8192;
788	Newz (0, RETVAL->tex, RETVAL->texs, maptex);
789	RETVAL->rows = 0;	1686	RETVAL->rows = 0;
790	RETVAL->row = 0;	1687	RETVAL->row = 0;
791	OUTPUT:	1688	OUTPUT:
792	RETVAL	1689	RETVAL
793		1690
794	void	1691	void
795	DESTROY (CFClient::Map self)	1692	DESTROY (DC::Map self)
796	CODE:	1693	CODE:
797	{	1694	{
798	map_clear (self);	1695	map_clear (self);
799	Safefree (self->face);	1696	Safefree (self->face2tile);
		1697	Safefree (self->tex);
800	Safefree (self);	1698	Safefree (self);
801	}	1699	}
802		1700
803	void	1701	void
		1702	resize (DC::Map self, int map_width, int map_height)
		1703	CODE:
		1704	self->w = map_width;
		1705	self->h = map_height;
		1706
		1707	void
804	clear (CFClient::Map self)	1708	clear (DC::Map self)
805	CODE:	1709	CODE:
806	map_clear (self);	1710	map_clear (self);
807		1711
808	void	1712	void
809	set_face (CFClient::Map self, int face, int texid)	1713	set_tileid (DC::Map self, int face, int tile)
810	CODE:	1714	CODE:
811	{	1715	{
812	while (self->faces <= face)	1716	need_facenum (self, face); self->face2tile [face] = tile;
813	{	1717	need_texid (self, tile);
814	Append (mapface, self->face, self->faces, self->faces);
815	self->faces *= 2;
816	}
817
818	self->face [face] = texid;
819	}	1718	}
820		1719
821	void	1720	void
		1721	set_smooth (DC::Map self, int face, int smooth, int level)
		1722	CODE:
		1723	{
		1724	tileid texid;
		1725	maptex *tex;
		1726
		1727	if (face < 0 || face >= self->faces)
		1728	return;
		1729
		1730	if (smooth < 0 || smooth >= self->faces)
		1731	return;
		1732
		1733	texid = self->face2tile [face];
		1734
		1735	if (!texid)
		1736	return;
		1737
		1738	tex = self->tex + texid;
		1739	tex->smoothtile = self->face2tile [smooth];
		1740	tex->smoothlevel = level;
		1741	}
		1742
		1743	void
822	set_texture (CFClient::Map self, int texid, int name, int w, int h, float s, float t, int r, int g, int b, int a)	1744	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)
823	CODE:	1745	CODE:
824	{	1746	{
825	while (self->texs <= texid)	1747	need_texid (self, texid);
826	{
827	Append (maptex, self->tex, self->texs, self->texs);
828	self->texs *= 2;
829	}
830		1748
831	{	1749	{
832	maptex *tex = self->tex + texid;	1750	maptex *tex = self->tex + texid;
833		1751
834	tex->name = name;	1752	tex->name = name;
…		…
839	tex->r = r;	1757	tex->r = r;
840	tex->g = g;	1758	tex->g = g;
841	tex->b = b;	1759	tex->b = b;
842	tex->a = a;	1760	tex->a = a;
843	}	1761	}
		1762
		1763	// somewhat hackish, but for textures that require it, it really
		1764	// improves the look, and most others don't suffer.
		1765	glBindTexture (GL_TEXTURE_2D, name);
		1766	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1767	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1768	// use uglier nearest interpolation because linear suffers
		1769	// from transparent color bleeding and ugly wrapping effects.
		1770	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
844	}	1771	}
		1772
		1773	void
		1774	expire_textures (DC::Map self, int texid, int count)
		1775	PPCODE:
		1776	for (; texid < self->texs && count; ++texid, --count)
		1777	{
		1778	maptex *tex = self->tex + texid;
		1779
		1780	if (tex->name)
		1781	{
		1782	if (tex->unused)
		1783	{
		1784	tex->name = 0;
		1785	tex->unused = 0;
		1786	XPUSHs (sv_2mortal (newSViv (texid)));
		1787	}
		1788	else
		1789	tex->unused = 1;
		1790	}
		1791	}
845		1792
846	int	1793	int
847	ox (CFClient::Map self)	1794	ox (DC::Map self)
848	ALIAS:	1795	ALIAS:
849	oy = 1	1796	oy = 1
		1797	x = 2
		1798	y = 3
		1799	w = 4
		1800	h = 5
850	CODE:	1801	CODE:
851	switch (ix)	1802	switch (ix)
852	{	1803	{
853	case 0: RETVAL = self->ox; break;	1804	case 0: RETVAL = self->ox; break;
854	case 1: RETVAL = self->oy; break;	1805	case 1: RETVAL = self->oy; break;
		1806	case 2: RETVAL = self->x; break;
		1807	case 3: RETVAL = self->y; break;
		1808	case 4: RETVAL = self->w; break;
		1809	case 5: RETVAL = self->h; break;
855	}	1810	}
856	OUTPUT:	1811	OUTPUT:
857	RETVAL	1812	RETVAL
858		1813
859	void	1814	void
860	scroll (CFClient::Map self, int dx, int dy)	1815	scroll (DC::Map self, int dx, int dy)
861	CODE:	1816	CODE:
862	{	1817	{
863	if (dx > 0)	1818	if (dx > 0)
864	map_blank (self, self->x, self->y, dx - 1, self->h);	1819	map_blank (self, self->x, self->y, dx, self->h);
865	else if (dx < 0)	1820	else if (dx < 0)
866	map_blank (self, self->x + self->w + dx + 1, self->y, 1 - dx, self->h);	1821	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
867		1822
868	if (dy > 0)	1823	if (dy > 0)
869	map_blank (self, self->x, self->y, self->w, dy - 1);	1824	map_blank (self, self->x, self->y, self->w, dy);
870	else if (dy < 0)	1825	else if (dy < 0)
871	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, 1 - dy);	1826	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
872		1827
873	self->ox += dx; self->x += dx;	1828	self->ox += dx; self->x += dx;
874	self->oy += dy; self->y += dy;	1829	self->oy += dy; self->y += dy;
875		1830
876	while (self->y < 0)	1831	while (self->y < 0)
…		…
880	self->rows += MAP_EXTEND_Y;	1835	self->rows += MAP_EXTEND_Y;
881	self->y += MAP_EXTEND_Y;	1836	self->y += MAP_EXTEND_Y;
882	}	1837	}
883	}	1838	}
884		1839
885	void	1840	SV *
886	map1a_update (CFClient::Map self, SV *data_)	1841	map1a_update (DC::Map self, SV *data_, int extmap)
887	CODE:	1842	CODE:
888	{	1843	{
889	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);	1844	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
890	uint8_t *data_end = (uint8_t *)SvEND (data_);	1845	uint8_t *data_end = (uint8_t *)SvEND (data_);
891	mapcell *cell;	1846	mapcell *cell;
892	int x, y, flags;	1847	int x, y, z, flags;
		1848	AV *missing = newAV ();
		1849	RETVAL = newRV_noinc ((SV *)missing);
893		1850
894	while (data < data_end)	1851	while (data < data_end - 1)
895	{	1852	{
896	flags = (data [0] << 8) + data [1]; data += 2;	1853	flags = (data [0] << 8) + data [1]; data += 2;
897		1854
898	x = ((flags >> 10) & 63) + self->x;	1855	x = self->x + ((flags >> 10) & 63);
899	y = ((flags >> 4) & 63) + self->y;	1856	y = self->y + ((flags >> 4) & 63);
900		1857
901	cell = map_get_cell (self, x, y);	1858	cell = map_get_cell (self, x, y);
902		1859
903	if (flags & 15)	1860	if (flags & 15)
904	{	1861	{
905	if (cell->darkness < 0)	1862	if (!cell->darkness)
906	{	1863	{
		1864	memset (cell, 0, sizeof (*cell));
907	cell->darkness = 0;	1865	cell->darkness = 256;
908	cell->face [0] = 0;
909	cell->face [1] = 0;
910	cell->face [2] = 0;
911	}	1866	}
912		1867
913	cell->darkness = flags & 8 ? *data++ : 255;
914
915	//TODO: don't trust server data to be in-range(!)	1868	//TODO: don't trust server data to be in-range(!)
916		1869
917	if (flags & 4)	1870	if (flags & 8)
918	{	1871	{
919	cell->face [0] = self->face [(data [0] << 8) + data [1]]; data += 2;	1872	if (extmap)
		1873	{
		1874	uint8_t ext, cmd;
		1875
		1876	do
		1877	{
		1878	ext = *data++;
		1879	cmd = ext & 0x7f;
		1880
		1881	if (cmd < 4)
		1882	cell->darkness = 255 - ext * 64 + 1;
		1883	else if (cmd == 5) // health
		1884	{
		1885	cell->stat_width = 1;
		1886	cell->stat_hp = *data++;
		1887	}
		1888	else if (cmd == 6) // monster width
		1889	cell->stat_width = *data++ + 1;
		1890	else if (cmd == 0x47)
		1891	{
		1892	if (*data == 1) cell->player = data [1];
		1893	else if (*data == 2) cell->player = data [2] + (data [1] << 8);
		1894	else if (*data == 3) cell->player = data [3] + (data [2] << 8) + (data [1] << 16);
		1895	else if (*data == 4) cell->player = data [4] + (data [3] << 8) + (data [2] << 16) + (data [1] << 24);
		1896
		1897	data += *data + 1;
		1898	}
		1899	else if (cmd == 8) // cell flags
		1900	cell->flags = *data++;
		1901	else if (ext & 0x40) // unknown, multibyte => skip
		1902	data += *data + 1;
		1903	else
		1904	data++;
		1905	}
		1906	while (ext & 0x80);
		1907	}
		1908	else
		1909	cell->darkness = *data++ + 1;
920	}	1910	}
921		1911
		1912	for (z = 0; z <= 2; ++z)
922	if (flags & 2)	1913	if (flags & (4 >> z))
923	{	1914	{
924	cell->face [1] = self->face [(data [0] << 8) + data [1]]; data += 2;	1915	faceid face = (data [0] << 8) + data [1]; data += 2;
		1916	need_facenum (self, face);
		1917	cell->tile [z] = self->face2tile [face];
		1918
		1919	if (cell->tile [z])
		1920	{
		1921	maptex *tex = self->tex + cell->tile [z];
		1922	tex->unused = 0;
		1923	if (!tex->name)
		1924	av_push (missing, newSViv (cell->tile [z]));
		1925
		1926	if (tex->smoothtile)
		1927	{
		1928	maptex *smooth = self->tex + tex->smoothtile;
		1929	smooth->unused = 0;
		1930	if (!smooth->name)
		1931	av_push (missing, newSViv (tex->smoothtile));
		1932	}
		1933	}
925	}	1934	}
926
927	if (flags & 1)
928	{
929	cell->face [2] = self->face [(data [0] << 8) + data [1]]; data += 2;
930	}
931	}	1935	}
932	else	1936	else
933	cell->darkness = -1;	1937	CELL_CLEAR (cell);
934	}	1938	}
935	}	1939	}
		1940	OUTPUT:
		1941	RETVAL
936		1942
937	SV *	1943	SV *
938	mapmap (CFClient::Map self, int x0, int y0, int w, int h)	1944	mapmap (DC::Map self, int x0, int y0, int w, int h)
939	CODE:	1945	CODE:
940	{	1946	{
941	int x1, x;	1947	int x1, x;
942	int y1, y;	1948	int y1, y;
943	int z;	1949	int z;
…		…
964	{	1970	{
965	mapcell *cell = row->col + (x - row->c0);	1971	mapcell *cell = row->col + (x - row->c0);
966		1972
967	for (z = 0; z <= 0; z++)	1973	for (z = 0; z <= 0; z++)
968	{	1974	{
969	mapface face = cell->face [z];
970
971	if (face)
972	{
973	maptex tex = self->tex [face];	1975	maptex tex = self->tex [cell->tile [z]];
974	int a0 = 255 - tex.a;	1976	int a0 = 255 - tex.a;
975	int a1 = tex.a;	1977	int a1 = tex.a;
976		1978
977	r = (r * a0 + tex.r * a1) / 255;	1979	r = (r * a0 + tex.r * a1) / 255;
978	g = (g * a0 + tex.g * a1) / 255;	1980	g = (g * a0 + tex.g * a1) / 255;
979	b = (b * a0 + tex.b * a1) / 255;	1981	b = (b * a0 + tex.b * a1) / 255;
980	a = (a * a0 + tex.a * a1) / 255;	1982	a = (a * a0 + tex.a * a1) / 255;
981	}
982	}	1983	}
983	}	1984	}
984		1985
985	*map++ = (r )	1986	*map++ = (r )
986	| (g << 8)	1987	| (g << 8)
…		…
993	}	1994	}
994	OUTPUT:	1995	OUTPUT:
995	RETVAL	1996	RETVAL
996		1997
997	void	1998	void
998	draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)	1999	draw (DC::Map self, int mx, int my, int sw, int sh, int T, U32 player = 0xffffffff, int sdx = 0, int sdy = 0)
		2000	CODE:
		2001	{
		2002	int x, y, z;
		2003
		2004	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		2005	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		2006	static uint8_t smooth_max[256][256]; // egad, fast and wasteful on memory (64k)
		2007	smooth_key skey;
		2008	int pl_x, pl_y;
		2009	maptex pl_tex;
		2010	rc_t *rc = rc_alloc ();
		2011	rc_key_t key;
		2012	rc_array_t *arr;
		2013
		2014	pl_tex.name = 0;
		2015
		2016	// thats current max. sorry.
		2017	if (sw > 255) sw = 255;
		2018	if (sh > 255) sh = 255;
		2019
		2020	// clear key, in case of extra padding
		2021	memset (&skey, 0, sizeof (skey));
		2022
		2023	memset (&key, 0, sizeof (key));
		2024	key.r = 255;
		2025	key.g = 255;
		2026	key.b = 255;
		2027	key.a = 255;
		2028	key.mode = GL_QUADS;
		2029	key.format = GL_T2F_V3F;
		2030
		2031	mx += self->x;
		2032	my += self->y;
		2033
		2034	// first pass: determine smooth_max
		2035	// rather ugly, if you ask me
		2036	// could also be stored inside mapcell and updated on change
		2037	memset (smooth_max, 0, sizeof (smooth_max));
		2038
		2039	for (y = 0; y < sh; y++)
		2040	if (0 <= y + my && y + my < self->rows)
		2041	{
		2042	maprow *row = self->row + (y + my);
		2043
		2044	for (x = 0; x < sw; x++)
		2045	if (row->c0 <= x + mx && x + mx < row->c1)
		2046	{
		2047	mapcell *cell = row->col + (x + mx - row->c0);
		2048
		2049	smooth_max[x + 1][y + 1] =
		2050	MAX (self->tex [cell->tile [0]].smoothlevel,
		2051	MAX (self->tex [cell->tile [1]].smoothlevel,
		2052	self->tex [cell->tile [2]].smoothlevel));
		2053	}
		2054	}
		2055
		2056	glEnable (GL_BLEND);
		2057	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2058	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2059
		2060	for (z = 0; z <= 2; z++)
		2061	{
		2062	memset (smooth_level, 0, sizeof (smooth_level));
		2063	key.texname = -1;
		2064
		2065	for (y = 0; y < sh; y++)
		2066	if (0 <= y + my && y + my < self->rows)
		2067	{
		2068	maprow *row = self->row + (y + my);
		2069
		2070	for (x = 0; x < sw; x++)
		2071	if (row->c0 <= x + mx && x + mx < row->c1)
		2072	{
		2073	mapcell *cell = row->col + (x + mx - row->c0);
		2074	tileid tile = cell->tile [z];
		2075
		2076	if (tile)
		2077	{
		2078	maptex tex = self->tex [tile];
		2079	int px = (x + 1) * T - tex.w;
		2080	int py = (y + 1) * T - tex.h;
		2081
		2082	if (key.texname != tex.name)
		2083	{
		2084	self->tex [tile].unused = 0;
		2085
		2086	if (!tex.name)
		2087	tex = self->tex [2]; /* missing, replace by noface */
		2088
		2089	key.texname = tex.name;
		2090	arr = rc_array (rc, &key);
		2091	}
		2092
		2093	if (expect_false (cell->player == player) && expect_false (z == 2))
		2094	{
		2095	pl_x = px;
		2096	pl_y = py;
		2097	pl_tex = tex;
		2098	continue;
		2099	}
		2100
		2101	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2102	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2103	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2104	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2105
		2106	if (expect_false (cell->flags) && expect_false (z == 2))
		2107	{
		2108	// overlays such as the speech bubble, probably more to come
		2109	if (cell->flags & 1)
		2110	{
		2111	maptex tex = self->tex [1];
		2112	int px = x * T + T * 2 / 32;
		2113	int py = y * T - T * 6 / 32;
		2114
		2115	if (tex.name)
		2116	{
		2117	if (key.texname != tex.name)
		2118	{
		2119	key.texname = tex.name;
		2120	arr = rc_array (rc, &key);
		2121	}
		2122
		2123	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2124	rc_t2f_v3f (arr, 0 , tex.t, px , py + T, 0);
		2125	rc_t2f_v3f (arr, tex.s, tex.t, px + T, py + T, 0);
		2126	rc_t2f_v3f (arr, tex.s, 0 , px + T, py , 0);
		2127	}
		2128	}
		2129	}
		2130
		2131	// update smooth hash
		2132	if (tex.smoothtile)
		2133	{
		2134	skey.tile = tex.smoothtile;
		2135	skey.level = tex.smoothlevel;
		2136
		2137	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		2138
		2139	// add bits to current tile and all neighbours. skey.x|y is
		2140	// shifted +1|+1 so we always stay positive.
		2141
		2142	// bits is ___n cccc CCCC bbbb
		2143	// n do not draw borders&corners
		2144	// c draw these corners, but...
		2145	// C ... not these
		2146	// b draw these borders
		2147
		2148	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		2149	// ┃· ·· ·┃ ━━
		2150
		2151	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		2152	// ·· ·· ·┏ ┓·
		2153
		2154	// full tile
		2155	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		2156
		2157	// borders
		2158	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		2159	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		2160	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		2161	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		2162
		2163	// corners
		2164	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		2165	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		2166	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		2167	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		2168	}
		2169	}
		2170	}
		2171	}
		2172
		2173	rc_draw (rc);
		2174	rc_clear (rc);
		2175
		2176	// go through all smoothlevels, lowest to highest, then draw.
		2177	// this is basically counting sort
		2178	{
		2179	int w, b;
		2180
		2181	glEnable (GL_TEXTURE_2D);
		2182	glBegin (GL_QUADS);
		2183	for (w = 0; w < 256 / 32; ++w)
		2184	{
		2185	uint32_t smask = smooth_level [w];
		2186	if (smask)
		2187	for (b = 0; b < 32; ++b)
		2188	if (smask & (((uint32_t)1) << b))
		2189	{
		2190	int level = (w << 5) | b;
		2191	HE *he;
		2192
		2193	hv_iterinit (smooth);
		2194	while ((he = hv_iternext (smooth)))
		2195	{
		2196	smooth_key *skey = (smooth_key *)HeKEY (he);
		2197	IV bits = SvIVX (HeVAL (he));
		2198
		2199	if (!(bits & 0x1000)
		2200	&& skey->level == level
		2201	&& level > smooth_max [skey->x][skey->y])
		2202	{
		2203	maptex tex = self->tex [skey->tile];
		2204	int px = (((int)skey->x) - 1) * T;
		2205	int py = (((int)skey->y) - 1) * T;
		2206	int border = bits & 15;
		2207	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		2208	float dx = tex.s * .0625f; // 16 images/row
		2209	float dy = tex.t * .5f ; // 2 images/column
		2210
		2211	if (tex.name)
		2212	{
		2213	// this time avoiding texture state changes
		2214	// save gobs of state changes.
		2215	if (key.texname != tex.name)
		2216	{
		2217	self->tex [skey->tile].unused = 0;
		2218
		2219	glEnd ();
		2220	glBindTexture (GL_TEXTURE_2D, key.texname = tex.name);
		2221	glBegin (GL_QUADS);
		2222	}
		2223
		2224	if (border)
		2225	{
		2226	float ox = border * dx;
		2227
		2228	glTexCoord2f (ox , 0.f ); glVertex2i (px , py );
		2229	glTexCoord2f (ox , dy ); glVertex2i (px , py + T);
		2230	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py + T);
		2231	glTexCoord2f (ox + dx, 0.f ); glVertex2i (px + T, py );
		2232	}
		2233
		2234	if (corner)
		2235	{
		2236	float ox = corner * dx;
		2237
		2238	glTexCoord2f (ox , dy ); glVertex2i (px , py );
		2239	glTexCoord2f (ox , dy * 2.f); glVertex2i (px , py + T);
		2240	glTexCoord2f (ox + dx, dy * 2.f); glVertex2i (px + T, py + T);
		2241	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py );
		2242	}
		2243	}
		2244	}
		2245	}
		2246	}
		2247	}
		2248
		2249	glEnd ();
		2250	glDisable (GL_TEXTURE_2D);
		2251	key.texname = -1;
		2252	}
		2253
		2254	hv_clear (smooth);
		2255	}
		2256
		2257	if (pl_tex.name)
		2258	{
		2259	maptex tex = pl_tex;
		2260	int px = pl_x + sdx;
		2261	int py = pl_y + sdy;
		2262
		2263	key.texname = tex.name;
		2264	arr = rc_array (rc, &key);
		2265
		2266	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2267	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2268	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2269	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2270
		2271	rc_draw (rc);
		2272	}
		2273
		2274	glDisable (GL_BLEND);
		2275	rc_free (rc);
		2276
		2277	// top layer: overlays such as the health bar
		2278	for (y = 0; y < sh; y++)
		2279	if (0 <= y + my && y + my < self->rows)
		2280	{
		2281	maprow *row = self->row + (y + my);
		2282
		2283	for (x = 0; x < sw; x++)
		2284	if (row->c0 <= x + mx && x + mx < row->c1)
		2285	{
		2286	mapcell *cell = row->col + (x + mx - row->c0);
		2287
		2288	int px = x * T;
		2289	int py = y * T;
		2290
		2291	if (expect_false (cell->player == player))
		2292	{
		2293	px += sdx;
		2294	py += sdy;
		2295	}
		2296
		2297	if (cell->stat_hp)
		2298	{
		2299	int width = cell->stat_width * T;
		2300	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		2301
		2302	glColor3ub (0, 0, 0);
		2303	glRectf (px + 1, py - thick - 2,
		2304	px + width - 1, py);
		2305
		2306	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		2307	glRectf (px + 2,
		2308	py - thick - 1,
		2309	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		2310	}
		2311	}
		2312	}
		2313	}
		2314
		2315	void
		2316	draw_magicmap (DC::Map self, int dx, int dy, int w, int h, unsigned char *data)
		2317	CODE:
		2318	{
		2319	static float color[16][3] = {
		2320	{ 0.00F, 0.00F, 0.00F },
		2321	{ 1.00F, 1.00F, 1.00F },
		2322	{ 0.00F, 0.00F, 0.55F },
		2323	{ 1.00F, 0.00F, 0.00F },
		2324
		2325	{ 1.00F, 0.54F, 0.00F },
		2326	{ 0.11F, 0.56F, 1.00F },
		2327	{ 0.93F, 0.46F, 0.00F },
		2328	{ 0.18F, 0.54F, 0.34F },
		2329
		2330	{ 0.56F, 0.73F, 0.56F },
		2331	{ 0.80F, 0.80F, 0.80F },
		2332	{ 0.55F, 0.41F, 0.13F },
		2333	{ 0.99F, 0.77F, 0.26F },
		2334
		2335	{ 0.74F, 0.65F, 0.41F },
		2336
		2337	{ 0.00F, 1.00F, 1.00F },
		2338	{ 1.00F, 0.00F, 1.00F },
		2339	{ 1.00F, 1.00F, 0.00F },
		2340	};
		2341
		2342	int x, y;
		2343
		2344	glEnable (GL_TEXTURE_2D);
		2345	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2346	glEnable (GL_BLEND);
		2347	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2348	glBegin (GL_QUADS);
		2349
		2350	for (y = 0; y < h; y++)
		2351	for (x = 0; x < w; x++)
		2352	{
		2353	unsigned char m = data [x + y * w];
		2354
		2355	if (m)
		2356	{
		2357	float *c = color [m & 15];
		2358
		2359	float tx1 = m & 0x40 ? 0.5 : 0.;
		2360	float tx2 = tx1 + 0.5;
		2361
		2362	glColor4f (c[0], c[1], c[2], 0.75);
		2363	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		2364	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		2365	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		2366	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		2367	}
		2368	}
		2369
		2370	glEnd ();
		2371	glDisable (GL_BLEND);
		2372	glDisable (GL_TEXTURE_2D);
		2373	}
		2374
		2375	void
		2376	fow_texture (DC::Map self, int mx, int my, int sw, int sh)
999	PPCODE:	2377	PPCODE:
1000	{	2378	{
1001	int vx, vy;
1002	int x, y, z;	2379	int x, y;
1003	int last_name;	2380	int sw1 = sw + 2;
1004	mapface face;	2381	int sh1 = sh + 2;
		2382	int sh3 = sh * 3;
1005	int sw4 = (sw + 3) & ~3;	2383	int sw34 = (sw * 3 + 3) & ~3;
		2384	uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
1006	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));	2385	SV *darkness3_sv = sv_2mortal (newSV (sw34 * sh3));
1007	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);	2386	uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
1008		2387
1009	memset (darkness, 255, sw4 * sh);
1010	SvPOK_only (darkness_sv);	2388	SvPOK_only (darkness3_sv);
1011	SvCUR_set (darkness_sv, sw4 * sh);	2389	SvCUR_set (darkness3_sv, sw34 * sh3);
1012		2390
1013	vx = self->x + (self->w - sw) / 2 - shift_x;	2391	mx += self->x - 1;
1014	vy = self->y + (self->h - sh) / 2 - shift_y;	2392	my += self->y - 1;
1015		2393
1016	/*	2394	memset (darkness1, 255 - FOW_DARKNESS, sw1 * sh1);
1017	int vx = self->vx = self->w >= sw
1018	? self->x + (self->w - sw) / 2
1019	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
1020		2395
1021	int vy = self->vy = self->h >= sh
1022	? self->y + (self->h - sh) / 2
1023	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
1024	*/
1025
1026	glColor4ub (255, 255, 255, 255);
1027
1028	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1029	glEnable (GL_BLEND);
1030	glEnable (GL_TEXTURE_2D);
1031	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
1032
1033	glBegin (GL_QUADS);
1034
1035	last_name = 0;
1036
1037	for (z = 0; z < 3; z++)
1038	for (y = 0; y < sh; y++)	2396	for (y = 0; y < sh1; y++)
1039	if (0 <= y + vy && y + vy < self->rows)	2397	if (0 <= y + my && y + my < self->rows)
1040	{	2398	{
1041	maprow *row = self->row + (y + vy);	2399	maprow *row = self->row + (y + my);
1042		2400
1043	for (x = 0; x < sw; x++)	2401	for (x = 0; x < sw1; x++)
1044	if (row->c0 <= x + vx && x + vx < row->c1)	2402	if (row->c0 <= x + mx && x + mx < row->c1)
1045	{	2403	{
1046	mapcell *cell = row->col + (x + vx - row->c0);	2404	mapcell *cell = row->col + (x + mx - row->c0);
1047		2405
1048	darkness[y * sw4 + x] = cell->darkness < 0	2406	darkness1 [y * sw1 + x] = cell->darkness
		2407	? 255 - (cell->darkness - 1)
1049	? 255 - FOW_DARKNESS	2408	: 255 - FOW_DARKNESS;
1050	: 255 - cell->darkness;
1051
1052	face = cell->face [z];
1053
1054	if (face)
1055	{
1056	maptex tex = self->tex [face];
1057
1058	int px = (x + 1) * 32 - tex.w;
1059	int py = (y + 1) * 32 - tex.h;
1060
1061	if (last_name != tex.name)
1062	{
1063	glEnd ();
1064	last_name = tex.name;
1065	glBindTexture (GL_TEXTURE_2D, last_name);
1066	glBegin (GL_QUADS);
1067	}
1068
1069	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
1070	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
1071	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
1072	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
1073	}
1074	}	2409	}
1075	}	2410	}
1076		2411
1077	glEnd ();	2412	for (y = 0; y < sh; ++y)
		2413	for (x = 0; x < sw; ++x)
		2414	{
		2415	uint8_t d11 = darkness1 [(y ) * sw1 + x ];
		2416	uint8_t d21 = darkness1 [(y ) * sw1 + x + 1];
		2417	uint8_t d31 = darkness1 [(y ) * sw1 + x + 2];
		2418	uint8_t d12 = darkness1 [(y + 1) * sw1 + x ];
		2419	uint8_t d22 = darkness1 [(y + 1) * sw1 + x + 1];
		2420	uint8_t d32 = darkness1 [(y + 1) * sw1 + x + 2];
		2421	uint8_t d13 = darkness1 [(y + 2) * sw1 + x ];
		2422	uint8_t d23 = darkness1 [(y + 2) * sw1 + x + 1];
		2423	uint8_t d33 = darkness1 [(y + 2) * sw1 + x + 2];
1078		2424
1079	glDisable (GL_TEXTURE_2D);	2425	uint8_t r11 = (d11 + d21 + d12) / 3;
1080	glDisable (GL_BLEND);	2426	uint8_t r21 = d21;
		2427	uint8_t r31 = (d21 + d31 + d32) / 3;
		2428
		2429	uint8_t r12 = d12;
		2430	uint8_t r22 = d22;
		2431	uint8_t r32 = d32;
		2432
		2433	uint8_t r13 = (d13 + d23 + d12) / 3;
		2434	uint8_t r23 = d23;
		2435	uint8_t r33 = (d23 + d33 + d32) / 3;
		2436
		2437	darkness3 [(y * 3 ) * sw34 + (x * 3 )] = MAX (d22, r11);
		2438	darkness3 [(y * 3 ) * sw34 + (x * 3 + 1)] = MAX (d22, r21);
		2439	darkness3 [(y * 3 ) * sw34 + (x * 3 + 2)] = MAX (d22, r31);
		2440	darkness3 [(y * 3 + 1) * sw34 + (x * 3 )] = MAX (d22, r12);
		2441	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 1)] = MAX (d22, r22);
		2442	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 2)] = MAX (d22, r32);
		2443	darkness3 [(y * 3 + 2) * sw34 + (x * 3 )] = MAX (d22, r13);
		2444	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 1)] = MAX (d22, r23);
		2445	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 2)] = MAX (d22, r33);
		2446	}
		2447
		2448	free (darkness1);
1081		2449
1082	EXTEND (SP, 3);	2450	EXTEND (SP, 3);
1083	PUSHs (sv_2mortal (newSViv (sw4)));	2451	PUSHs (sv_2mortal (newSViv (sw34)));
1084	PUSHs (sv_2mortal (newSViv (sh)));	2452	PUSHs (sv_2mortal (newSViv (sh3)));
1085	PUSHs (darkness_sv);	2453	PUSHs (darkness3_sv);
1086	}	2454	}
1087		2455
1088	SV *	2456	SV *
1089	get_rect (CFClient::Map self, int x0, int y0, int w, int h)	2457	get_rect (DC::Map self, int x0, int y0, int w, int h)
1090	CODE:	2458	CODE:
1091	{	2459	{
1092	int x, y, x1, y1;	2460	int x, y, x1, y1;
1093	SV *data_sv = newSV (w * h * 7 + 5);	2461	SV *data_sv = newSV (w * h * 7 + 5);
1094	uint8_t *data = (uint8_t *)SvPVX (data_sv);	2462	uint8_t *data = (uint8_t *)SvPVX (data_sv);
…		…
1119	if (row && row->c0 <= x && x < row->c1)	2487	if (row && row->c0 <= x && x < row->c1)
1120	{	2488	{
1121	mapcell *cell = row->col + (x - row->c0);	2489	mapcell *cell = row->col + (x - row->c0);
1122	uint8_t flags = 0;	2490	uint8_t flags = 0;
1123		2491
1124	if (cell->face [0]) flags |= 1;	2492	if (cell->tile [0]) flags |= 1;
1125	if (cell->face [1]) flags |= 2;	2493	if (cell->tile [1]) flags |= 2;
1126	if (cell->face [2]) flags |= 4;	2494	if (cell->tile [2]) flags |= 4;
1127		2495
1128	*data++ = flags;	2496	*data++ = flags;
1129		2497
1130	if (flags & 1)	2498	if (flags & 1)
1131	{	2499	{
		2500	tileid tile = cell->tile [0];
1132	*data++ = cell->face [0] >> 8;	2501	*data++ = tile >> 8;
1133	*data++ = cell->face [0];	2502	*data++ = tile;
1134	}	2503	}
1135		2504
1136	if (flags & 2)	2505	if (flags & 2)
1137	{	2506	{
		2507	tileid tile = cell->tile [1];
1138	*data++ = cell->face [1] >> 8;	2508	*data++ = tile >> 8;
1139	*data++ = cell->face [1];	2509	*data++ = tile;
1140	}	2510	}
1141		2511
1142	if (flags & 4)	2512	if (flags & 4)
1143	{	2513	{
		2514	tileid tile = cell->tile [2];
1144	*data++ = cell->face [2] >> 8;	2515	*data++ = tile >> 8;
1145	*data++ = cell->face [2];	2516	*data++ = tile;
1146	}	2517	}
1147	}	2518	}
1148	else	2519	else
1149	*data++ = 0;	2520	*data++ = 0;
1150	}	2521	}
1151	}	2522	}
1152		2523
		2524	/* if size is w*h + 5 then no data has been found */
		2525	if (data - (uint8_t *)SvPVX (data_sv) != w * h + 5)
		2526	{
1153	SvPOK_only (data_sv);	2527	SvPOK_only (data_sv);
1154	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));	2528	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2529	}
		2530
1155	RETVAL = data_sv;	2531	RETVAL = data_sv;
1156	}	2532	}
1157	OUTPUT:	2533	OUTPUT:
1158	RETVAL	2534	RETVAL
1159		2535
1160	void	2536	void
1161	set_rect (CFClient::Map self, int x0, int y0, uint8_t *data)	2537	set_rect (DC::Map self, int x0, int y0, SV *data_sv)
1162	PPCODE:	2538	PPCODE:
1163	{	2539	{
1164	int x, y, z;	2540	int x, y, z;
1165	int w, h;	2541	int w, h;
1166	int x1, y1;	2542	int x1, y1;
		2543	STRLEN len;
		2544	uint8_t *data, *end;
		2545
		2546	len = SvLEN (data_sv);
		2547	SvGROW (data_sv, len + 8); // reserve at least 7+ bytes more
		2548	data = SvPVbyte_nolen (data_sv);
		2549	end = data + len + 8;
		2550
		2551	if (len < 5)
		2552	XSRETURN_EMPTY;
1167		2553
1168	if (*data++ != 0)	2554	if (*data++ != 0)
1169	return; /* version mismatch */	2555	XSRETURN_EMPTY; /* version mismatch */
1170		2556
1171	w = *data++ << 8; w |= *data++;	2557	w = *data++ << 8; w |= *data++;
1172	h = *data++ << 8; h |= *data++;	2558	h = *data++ << 8; h |= *data++;
1173		2559
1174	// we need to do this 'cause we don't keep an absolute coord system for rows	2560	// we need to do this 'cause we don't keep an absolute coord system for rows
…		…
1186	{	2572	{
1187	maprow *row = map_get_row (self, y);	2573	maprow *row = map_get_row (self, y);
1188		2574
1189	for (x = x0; x < x1; x++)	2575	for (x = x0; x < x1; x++)
1190	{	2576	{
		2577	uint8_t flags;
		2578
		2579	if (data + 7 >= end)
		2580	XSRETURN_EMPTY;
		2581
1191	uint8_t flags = *data++;	2582	flags = *data++;
1192		2583
1193	if (flags)	2584	if (flags)
1194	{	2585	{
1195	mapface face[3] = { 0, 0, 0 };
1196
1197	mapcell *cell = row_get_cell (row, x);	2586	mapcell *cell = row_get_cell (row, x);
		2587	tileid tile[3] = { 0, 0, 0 };
1198		2588
1199	if (flags & 1) { face[0] = *data++ << 8; face[0] |= *data++; }	2589	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
1200	if (flags & 2) { face[1] = *data++ << 8; face[1] |= *data++; }	2590	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
1201	if (flags & 4) { face[2] = *data++ << 8; face[2] |= *data++; }	2591	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
1202		2592
1203	if (cell->darkness <= 0)	2593	if (cell->darkness == 0)
1204	{	2594	{
1205	cell->darkness = -1;	2595	/*cell->darkness = 0;*/
		2596	EXTEND (SP, 3);
1206		2597
1207	for (z = 0; z <= 2; z++)	2598	for (z = 0; z <= 2; z++)
1208	{	2599	{
1209	cell->face[z] = face[z];	2600	tileid t = tile [z];
1210		2601
1211	if (face[z] && (face[z] >= self->texs || !self->tex[face [z]].name))	2602	if (t >= self->texs || (t && !self->tex [t].name))
		2603	{
1212	XPUSHs (sv_2mortal (newSViv (face[z])));	2604	PUSHs (sv_2mortal (newSViv (t)));
		2605	need_texid (self, t);
		2606	}
		2607
		2608	cell->tile [z] = t;
1213	}	2609	}
1214	}	2610	}
1215	}	2611	}
1216	}	2612	}
1217	}	2613	}
1218	}	2614	}
1219		2615
1220	MODULE = CFClient PACKAGE = CFClient::MixChunk	2616	MODULE = Deliantra::Client PACKAGE = DC::RW
1221		2617
1222	CFClient::MixChunk	2618	DC::RW
1223	new_from_file (SV *class, char *path)	2619	new (SV *class, SV *data_sv)
1224	CODE:	2620	CODE:
1225	RETVAL = Mix_LoadWAV (path);	2621	{
		2622	STRLEN datalen;
		2623	char *data = SvPVbyte (data_sv, datalen);
		2624
		2625	RETVAL = SDL_RWFromConstMem (data, datalen);
		2626	}
1226	OUTPUT:	2627	OUTPUT:
1227	RETVAL	2628	RETVAL
1228		2629
		2630	DC::RW
		2631	new_from_file (SV *class, const char *path, const char *mode = "rb")
		2632	CODE:
		2633	RETVAL = SDL_RWFromFile (path, mode);
		2634	OUTPUT:
		2635	RETVAL
		2636
		2637	# fails on win32:
		2638	# dc.xs(2268) : error C2059: syntax error : '('
1229	void	2639	#void
		2640	#close (DC::RW self)
		2641	# CODE:
		2642	# (self->(close)) (self);
		2643
		2644	MODULE = Deliantra::Client PACKAGE = DC::Channel
		2645
		2646	PROTOTYPES: DISABLE
		2647
		2648	DC::Channel
		2649	find ()
		2650	CODE:
		2651	{
		2652	RETVAL = Mix_GroupAvailable (-1);
		2653
		2654	if (RETVAL < 0)
		2655	{
		2656	RETVAL = Mix_GroupOldest (-1);
		2657
		2658	if (RETVAL < 0)
		2659	XSRETURN_UNDEF;
		2660
		2661	Mix_HaltChannel (RETVAL);
		2662	}
		2663
		2664	Mix_UnregisterAllEffects (RETVAL);
		2665	Mix_Volume (RETVAL, 128);
		2666	}
		2667	OUTPUT:
		2668	RETVAL
		2669
		2670	void
		2671	halt (DC::Channel self)
		2672	CODE:
		2673	Mix_HaltChannel (self);
		2674
		2675	void
		2676	expire (DC::Channel self, int ticks = -1)
		2677	CODE:
		2678	Mix_ExpireChannel (self, ticks);
		2679
		2680	void
		2681	fade_out (DC::Channel self, int ticks = -1)
		2682	CODE:
		2683	Mix_FadeOutChannel (self, ticks);
		2684
		2685	int
		2686	volume (DC::Channel self, int volume)
		2687	CODE:
		2688	RETVAL = Mix_Volume (self, CLAMP (volume, 0, 128));
		2689	OUTPUT:
		2690	RETVAL
		2691
		2692	void
		2693	unregister_all_effects (DC::Channel self)
		2694	CODE:
		2695	Mix_UnregisterAllEffects (self);
		2696
		2697	void
		2698	set_panning (DC::Channel self, int left, int right)
		2699	CODE:
		2700	left = CLAMP (left , 0, 255);
		2701	right = CLAMP (right, 0, 255);
		2702	Mix_SetPanning (self, left, right);
		2703
		2704	void
		2705	set_distance (DC::Channel self, int distance)
		2706	CODE:
		2707	Mix_SetDistance (self, CLAMP (distance, 0, 255));
		2708
		2709	void
		2710	set_position (DC::Channel self, int angle, int distance)
		2711	CODE:
		2712
		2713	void
		2714	set_position_r (DC::Channel self, int dx, int dy, int maxdistance)
		2715	CODE:
		2716	{
		2717	int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance));
		2718	int angle = 360 + (int)roundf (atan2f (dx, -dy) * 180.f / (float)M_PI);
		2719	Mix_SetPosition (self, angle, CLAMP (distance, 0, 255));
		2720	}
		2721
		2722	void
		2723	set_reverse_stereo (DC::Channel self, int flip)
		2724	CODE:
		2725	Mix_SetReverseStereo (self, flip);
		2726
		2727	MODULE = Deliantra::Client PACKAGE = DC::MixChunk
		2728
		2729	PROTOTYPES: DISABLE
		2730
		2731	DC::MixChunk
		2732	new (SV *class, DC::RW rwops)
		2733	CODE:
		2734	RETVAL = Mix_LoadWAV_RW (rwops, 1);
		2735	OUTPUT:
		2736	RETVAL
		2737
		2738	void
1230	DESTROY (CFClient::MixChunk self)	2739	DESTROY (DC::MixChunk self)
1231	CODE:	2740	CODE:
1232	Mix_FreeChunk (self);	2741	Mix_FreeChunk (self);
1233		2742
1234	int	2743	int
1235	volume (CFClient::MixChunk self, int volume = -1)	2744	volume (DC::MixChunk self, int volume = -1)
1236	CODE:	2745	CODE:
		2746	if (items > 1)
		2747	volume = CLAMP (volume, 0, 128);
1237	RETVAL = Mix_VolumeChunk (self, volume);	2748	RETVAL = Mix_VolumeChunk (self, volume);
1238	OUTPUT:	2749	OUTPUT:
1239	RETVAL	2750	RETVAL
1240		2751
1241	int	2752	DC::Channel
1242	play (CFClient::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)	2753	play (DC::MixChunk self, DC::Channel channel = -1, int loops = 0, int ticks = -1)
1243	CODE:	2754	CODE:
		2755	{
1244	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);	2756	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2757
		2758	if (RETVAL < 0)
		2759	XSRETURN_UNDEF;
		2760
		2761	if (channel < 0)
		2762	{
		2763	Mix_UnregisterAllEffects (RETVAL);
		2764	Mix_Volume (RETVAL, 128);
		2765	}
		2766	}
1245	OUTPUT:	2767	OUTPUT:
1246	RETVAL	2768	RETVAL
1247		2769
1248	MODULE = CFClient PACKAGE = CFClient::MixMusic	2770	MODULE = Deliantra::Client PACKAGE = DC::MixMusic
1249		2771
1250	int	2772	int
1251	volume (int volume = -1)	2773	volume (int volume = -1)
		2774	PROTOTYPE: ;$
1252	CODE:	2775	CODE:
		2776	if (items > 0)
		2777	volume = CLAMP (volume, 0, 128);
1253	RETVAL = Mix_VolumeMusic (volume);	2778	RETVAL = Mix_VolumeMusic (volume);
1254	OUTPUT:	2779	OUTPUT:
1255	RETVAL	2780	RETVAL
1256		2781
1257	CFClient::MixMusic	2782	void
1258	new_from_file (SV *class, char *path)	2783	fade_out (int ms)
1259	CODE:	2784	CODE:
		2785	Mix_FadeOutMusic (ms);
		2786
		2787	void
		2788	halt ()
		2789	CODE:
		2790	Mix_HaltMusic ();
		2791
		2792	DC::MixMusic
		2793	new (SV *class, DC::RW rwops)
		2794	CODE:
1260	RETVAL = Mix_LoadMUS (path);	2795	RETVAL = Mix_LoadMUS_RW (rwops);
1261	OUTPUT:	2796	OUTPUT:
1262	RETVAL	2797	RETVAL
1263		2798
1264	void	2799	void
1265	DESTROY (CFClient::MixMusic self)	2800	DESTROY (DC::MixMusic self)
1266	CODE:	2801	CODE:
1267	Mix_FreeMusic (self);	2802	Mix_FreeMusic (self);
1268		2803
1269	int	2804	int
1270	play (CFClient::MixMusic self, int loops = -1)	2805	play (DC::MixMusic self, int loops = -1)
1271	CODE:	2806	CODE:
1272	RETVAL = Mix_PlayMusic (self, loops);	2807	RETVAL = Mix_PlayMusic (self, loops);
1273	OUTPUT:	2808	OUTPUT:
1274	RETVAL	2809	RETVAL
1275		2810
		2811	void
		2812	fade_in_pos (DC::MixMusic self, int loops, int ms, double position)
		2813	CODE:
		2814	Mix_FadeInMusicPos (self, loops, ms, position);
		2815
1276	MODULE = CFClient PACKAGE = CFClient::OpenGL	2816	MODULE = Deliantra::Client PACKAGE = DC::OpenGL
		2817
		2818	PROTOTYPES: ENABLE
1277		2819
1278	BOOT:	2820	BOOT:
1279	{	2821	{
1280	HV *stash = gv_stashpv ("CFClient::OpenGL", 1);	2822	HV *stash = gv_stashpv ("DC::OpenGL", 1);
1281	static const struct {	2823	static const struct {
1282	const char *name;	2824	const char *name;
1283	IV iv;	2825	IV iv;
1284	} *civ, const_iv[] = {	2826	} *civ, const_iv[] = {
1285	# define const_iv(name) { # name, (IV)name }	2827	# define const_iv(name) { # name, (IV)name }
		2828	const_iv (GL_VENDOR),
		2829	const_iv (GL_VERSION),
		2830	const_iv (GL_EXTENSIONS),
1286	const_iv (GL_COLOR_MATERIAL),	2831	const_iv (GL_COLOR_MATERIAL),
1287	const_iv (GL_SMOOTH),	2832	const_iv (GL_SMOOTH),
1288	const_iv (GL_FLAT),	2833	const_iv (GL_FLAT),
		2834	const_iv (GL_DITHER),
1289	const_iv (GL_BLEND),	2835	const_iv (GL_BLEND),
		2836	const_iv (GL_CULL_FACE),
		2837	const_iv (GL_SCISSOR_TEST),
		2838	const_iv (GL_DEPTH_TEST),
		2839	const_iv (GL_ALPHA_TEST),
		2840	const_iv (GL_NORMALIZE),
		2841	const_iv (GL_RESCALE_NORMAL),
		2842	const_iv (GL_FRONT),
		2843	const_iv (GL_BACK),
		2844	const_iv (GL_AUX0),
1290	const_iv (GL_AND),	2845	const_iv (GL_AND),
		2846	const_iv (GL_ONE),
		2847	const_iv (GL_ZERO),
1291	const_iv (GL_SRC_ALPHA),	2848	const_iv (GL_SRC_ALPHA),
		2849	const_iv (GL_DST_ALPHA),
1292	const_iv (GL_ONE_MINUS_SRC_ALPHA),	2850	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2851	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2852	const_iv (GL_SRC_ALPHA_SATURATE),
1293	const_iv (GL_RGB),	2853	const_iv (GL_RGB),
1294	const_iv (GL_RGBA),	2854	const_iv (GL_RGBA),
		2855	const_iv (GL_RGBA4),
		2856	const_iv (GL_RGBA8),
		2857	const_iv (GL_RGB5_A1),
1295	const_iv (GL_UNSIGNED_BYTE),	2858	const_iv (GL_UNSIGNED_BYTE),
1296	const_iv (GL_ALPHA4),	2859	const_iv (GL_UNSIGNED_SHORT),
		2860	const_iv (GL_UNSIGNED_INT),
1297	const_iv (GL_ALPHA),	2861	const_iv (GL_ALPHA),
		2862	const_iv (GL_INTENSITY),
		2863	const_iv (GL_LUMINANCE),
		2864	const_iv (GL_LUMINANCE_ALPHA),
1298	const_iv (GL_FLOAT),	2865	const_iv (GL_FLOAT),
1299	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),	2866	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2867	const_iv (GL_COMPRESSED_ALPHA_ARB),
		2868	const_iv (GL_COMPRESSED_LUMINANCE_ARB),
		2869	const_iv (GL_COMPRESSED_LUMINANCE_ALPHA_ARB),
		2870	const_iv (GL_COMPRESSED_INTENSITY_ARB),
		2871	const_iv (GL_COMPRESSED_RGB_ARB),
		2872	const_iv (GL_COMPRESSED_RGBA_ARB),
1300	const_iv (GL_COMPILE),	2873	const_iv (GL_COMPILE),
		2874	const_iv (GL_PROXY_TEXTURE_1D),
		2875	const_iv (GL_PROXY_TEXTURE_2D),
1301	const_iv (GL_TEXTURE_1D),	2876	const_iv (GL_TEXTURE_1D),
1302	const_iv (GL_TEXTURE_2D),	2877	const_iv (GL_TEXTURE_2D),
1303	const_iv (GL_TEXTURE_ENV),	2878	const_iv (GL_TEXTURE_ENV),
1304	const_iv (GL_TEXTURE_MAG_FILTER),	2879	const_iv (GL_TEXTURE_MAG_FILTER),
1305	const_iv (GL_TEXTURE_MIN_FILTER),	2880	const_iv (GL_TEXTURE_MIN_FILTER),
1306	const_iv (GL_TEXTURE_ENV_MODE),	2881	const_iv (GL_TEXTURE_ENV_MODE),
1307	const_iv (GL_TEXTURE_WRAP_S),	2882	const_iv (GL_TEXTURE_WRAP_S),
1308	const_iv (GL_TEXTURE_WRAP_T),	2883	const_iv (GL_TEXTURE_WRAP_T),
		2884	const_iv (GL_REPEAT),
1309	const_iv (GL_CLAMP),	2885	const_iv (GL_CLAMP),
1310	const_iv (GL_REPEAT),	2886	const_iv (GL_CLAMP_TO_EDGE),
1311	const_iv (GL_NEAREST),	2887	const_iv (GL_NEAREST),
1312	const_iv (GL_LINEAR),	2888	const_iv (GL_LINEAR),
		2889	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2890	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2891	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2892	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2893	const_iv (GL_GENERATE_MIPMAP),
1313	const_iv (GL_MODULATE),	2894	const_iv (GL_MODULATE),
		2895	const_iv (GL_DECAL),
1314	const_iv (GL_REPLACE),	2896	const_iv (GL_REPLACE),
		2897	const_iv (GL_DEPTH_BUFFER_BIT),
1315	const_iv (GL_COLOR_BUFFER_BIT),	2898	const_iv (GL_COLOR_BUFFER_BIT),
1316	const_iv (GL_PROJECTION),	2899	const_iv (GL_PROJECTION),
1317	const_iv (GL_MODELVIEW),	2900	const_iv (GL_MODELVIEW),
1318	const_iv (GL_COLOR_LOGIC_OP),	2901	const_iv (GL_COLOR_LOGIC_OP),
		2902	const_iv (GL_SEPARABLE_2D),
1319	const_iv (GL_CONVOLUTION_2D),	2903	const_iv (GL_CONVOLUTION_2D),
1320	const_iv (GL_CONVOLUTION_BORDER_MODE),	2904	const_iv (GL_CONVOLUTION_BORDER_MODE),
1321	const_iv (GL_CONSTANT_BORDER),	2905	const_iv (GL_CONSTANT_BORDER),
		2906	const_iv (GL_POINTS),
1322	const_iv (GL_LINES),	2907	const_iv (GL_LINES),
		2908	const_iv (GL_LINE_STRIP),
		2909	const_iv (GL_LINE_LOOP),
1323	const_iv (GL_QUADS),	2910	const_iv (GL_QUADS),
		2911	const_iv (GL_QUAD_STRIP),
		2912	const_iv (GL_TRIANGLES),
		2913	const_iv (GL_TRIANGLE_STRIP),
		2914	const_iv (GL_TRIANGLE_FAN),
1324	const_iv (GL_LINE_LOOP),	2915	const_iv (GL_POLYGON),
1325	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),	2916	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2917	const_iv (GL_POINT_SMOOTH_HINT),
		2918	const_iv (GL_LINE_SMOOTH_HINT),
		2919	const_iv (GL_POLYGON_SMOOTH_HINT),
		2920	const_iv (GL_GENERATE_MIPMAP_HINT),
		2921	const_iv (GL_TEXTURE_COMPRESSION_HINT),
1326	const_iv (GL_FASTEST),	2922	const_iv (GL_FASTEST),
		2923	const_iv (GL_DONT_CARE),
		2924	const_iv (GL_NICEST),
		2925	const_iv (GL_V2F),
		2926	const_iv (GL_V3F),
		2927	const_iv (GL_T2F_V3F),
		2928	const_iv (GL_T2F_N3F_V3F),
1327	# undef const_iv	2929	# undef const_iv
1328	};	2930	};
1329		2931
1330	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	2932	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1331	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	2933	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2934
		2935	texture_av = newAV ();
		2936	AvREAL_off (texture_av);
1332	}	2937	}
		2938
		2939	void
		2940	disable_GL_EXT_blend_func_separate ()
		2941	CODE:
		2942	gl.BlendFuncSeparate = 0;
		2943	gl.BlendFuncSeparateEXT = 0;
		2944
		2945	char *
		2946	gl_vendor ()
		2947	CODE:
		2948	RETVAL = (char *)glGetString (GL_VENDOR);
		2949	OUTPUT:
		2950	RETVAL
		2951
		2952	char *
		2953	gl_version ()
		2954	CODE:
		2955	RETVAL = (char *)glGetString (GL_VERSION);
		2956	OUTPUT:
		2957	RETVAL
		2958
		2959	char *
		2960	gl_extensions ()
		2961	CODE:
		2962	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2963	OUTPUT:
		2964	RETVAL
		2965
		2966	const char *glGetString (GLenum pname)
		2967
		2968	GLint glGetInteger (GLenum pname)
		2969	CODE:
		2970	glGetIntegerv (pname, &RETVAL);
		2971	OUTPUT:
		2972	RETVAL
		2973
		2974	GLdouble glGetDouble (GLenum pname)
		2975	CODE:
		2976	glGetDoublev (pname, &RETVAL);
		2977	OUTPUT:
		2978	RETVAL
1333		2979
1334	int glGetError ()	2980	int glGetError ()
		2981
		2982	void glFinish ()
1335		2983
1336	void glClear (int mask)	2984	void glClear (int mask)
1337		2985
1338	void glClearColor (float r, float g, float b, float a = 1.0)	2986	void glClearColor (float r, float g, float b, float a = 1.0)
1339	PROTOTYPE: @	2987	PROTOTYPE: @
…		…
1346		2994
1347	void glHint (int target, int mode)	2995	void glHint (int target, int mode)
1348		2996
1349	void glBlendFunc (int sfactor, int dfactor)	2997	void glBlendFunc (int sfactor, int dfactor)
1350		2998
		2999	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		3000	CODE:
		3001	gl_BlendFuncSeparate (sa, da, saa, daa);
		3002
		3003	void glDepthMask (int flag)
		3004
1351	void glLogicOp (int opcode)	3005	void glLogicOp (int opcode)
1352		3006
		3007	void glColorMask (int red, int green, int blue, int alpha)
		3008
1353	void glMatrixMode (int mode)	3009	void glMatrixMode (int mode)
1354		3010
1355	void glPushMatrix ()	3011	void glPushMatrix ()
1356		3012
1357	void glPopMatrix ()	3013	void glPopMatrix ()
1358		3014
1359	void glLoadIdentity ()	3015	void glLoadIdentity ()
1360		3016
		3017	void glDrawBuffer (int buffer)
		3018
		3019	void glReadBuffer (int buffer)
		3020
		3021	# near_ and far_ are due to microsofts buggy "c" compiler
		3022	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		3023
		3024	# near_ and far_ are due to microsofts buggy "c" compiler
1361	void glOrtho (double left, double right, double bottom, double top, double near, double far)	3025	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		3026
		3027	PROTOTYPES: DISABLE
1362		3028
1363	void glViewport (int x, int y, int width, int height)	3029	void glViewport (int x, int y, int width, int height)
		3030
		3031	void glScissor (int x, int y, int width, int height)
1364		3032
1365	void glTranslate (float x, float y, float z = 0.)	3033	void glTranslate (float x, float y, float z = 0.)
1366	CODE:	3034	CODE:
1367	glTranslatef (x, y, z);	3035	glTranslatef (x, y, z);
1368		3036
1369	void glScale (float x, float y, float z)	3037	void glScale (float x, float y, float z = 1.)
1370	CODE:	3038	CODE:
1371	glScalef (x, y, z);	3039	glScalef (x, y, z);
1372		3040
1373	void glRotate (float angle, float x, float y, float z)	3041	void glRotate (float angle, float x, float y, float z)
1374	CODE:	3042	CODE:
1375	glRotatef (angle, x, y, z);	3043	glRotatef (angle, x, y, z);
1376		3044
1377	void glBegin (int mode)
1378
1379	void glEnd ()
1380
1381	void glColor (float r, float g, float b, float a = 1.0)	3045	void glColor (float r, float g, float b, float a = 1.0)
1382	PROTOTYPE: @	3046	PROTOTYPE: @
		3047	ALIAS:
		3048	glColor_premultiply = 1
1383	CODE:	3049	CODE:
		3050	if (ix)
		3051	{
		3052	r *= a;
		3053	g *= a;
		3054	b *= a;
		3055	}
		3056	// microsoft visual "c" rounds instead of truncating...
1384	glColor4f (r, g, b, a);	3057	glColor4f (r, g, b, a);
		3058
		3059	void glRasterPos (float x, float y, float z = 0.)
		3060	CODE:
		3061	glRasterPos3f (0, 0, z);
		3062	glBitmap (0, 0, 0, 0, x, y, 0);
1385		3063
1386	void glVertex (float x, float y, float z = 0.)	3064	void glVertex (float x, float y, float z = 0.)
1387	CODE:	3065	CODE:
1388	glVertex3f (x, y, z);	3066	glVertex3f (x, y, z);
1389		3067
1390	void glTexCoord (float s, float t)	3068	void glTexCoord (float s, float t)
1391	CODE:	3069	CODE:
1392	glTexCoord2f (s, t);	3070	glTexCoord2f (s, t);
1393		3071
		3072	void glRect (float x1, float y1, float x2, float y2)
		3073	CODE:
		3074	glRectf (x1, y1, x2, y2);
		3075
		3076	void glRect_lineloop (float x1, float y1, float x2, float y2)
		3077	CODE:
		3078	glBegin (GL_LINE_LOOP);
		3079	glVertex2f (x1, y1);
		3080	glVertex2f (x2, y1);
		3081	glVertex2f (x2, y2);
		3082	glVertex2f (x1, y2);
		3083	glEnd ();
		3084
		3085	PROTOTYPES: ENABLE
		3086
		3087	void glBegin (int mode)
		3088
		3089	void glEnd ()
		3090
		3091	void glPointSize (GLfloat size)
		3092
		3093	void glLineWidth (GLfloat width)
		3094
		3095	void glInterleavedArrays (int format, int stride, char *data)
		3096
		3097	void glDrawElements (int mode, int count, int type, char *indices)
		3098
		3099	# 1.2 void glDrawRangeElements (int mode, int start, int end
		3100
1394	void glTexEnv (int target, int pname, float param)	3101	void glTexEnv (int target, int pname, float param)
1395	CODE:	3102	CODE:
1396	glTexEnvf (target, pname, param);	3103	glTexEnvf (target, pname, param);
1397		3104
1398	void glTexParameter (int target, int pname, float param)	3105	void glTexParameter (int target, int pname, float param)
…		…
1401		3108
1402	void glBindTexture (int target, int name)	3109	void glBindTexture (int target, int name)
1403		3110
1404	void glConvolutionParameter (int target, int pname, float params)	3111	void glConvolutionParameter (int target, int pname, float params)
1405	CODE:	3112	CODE:
		3113	if (gl.ConvolutionParameterf)
1406	glConvolutionParameterf (target, pname, params);	3114	gl.ConvolutionParameterf (target, pname, params);
1407		3115
1408	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)	3116	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		3117	CODE:
		3118	if (gl.ConvolutionFilter2D)
		3119	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
1409		3120
		3121	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		3122	CODE:
		3123	if (gl.SeparableFilter2D)
		3124	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		3125
1410	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)	3126	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data = 0)
1411		3127
1412	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)	3128	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		3129
		3130	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		3131
		3132	void glPixelZoom (float x, float y)
		3133
		3134	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
1413		3135
1414	int glGenTexture ()	3136	int glGenTexture ()
1415	CODE:	3137	CODE:
1416	{	3138	RETVAL = gen_texture ();
1417	GLuint name;
1418	glGenTextures (1, &name);
1419	RETVAL = name;
1420	}
1421	OUTPUT:	3139	OUTPUT:
1422	RETVAL	3140	RETVAL
1423		3141
1424	void glDeleteTexture (int name)	3142	void glDeleteTexture (int name)
1425	CODE:	3143	CODE:
1426	{
1427	GLuint name_ = name;
1428	glDeleteTextures (1, &name_);	3144	del_texture (name);
1429	}	3145
1430
1431	int glGenList ()	3146	int glGenList ()
1432	CODE:	3147	CODE:
1433	RETVAL = glGenLists (1);	3148	RETVAL = glGenLists (1);
1434	OUTPUT:	3149	OUTPUT:
1435	RETVAL	3150	RETVAL
…		…
1442		3157
1443	void glEndList ()	3158	void glEndList ()
1444		3159
1445	void glCallList (int list)	3160	void glCallList (int list)
1446		3161
		3162	MODULE = Deliantra::Client PACKAGE = DC::UI::Base
		3163
		3164	PROTOTYPES: DISABLE
		3165
		3166	void
		3167	find_widget (SV *self, NV x, NV y)
		3168	PPCODE:
		3169	{
		3170	if (within_widget (self, x, y))
		3171	XPUSHs (self);
		3172	}
		3173
		3174	BOOT:
		3175	{
		3176	hover_gv = gv_fetchpv ("DC::UI::HOVER", 1, SVt_NV);
		3177
		3178	draw_x_gv = gv_fetchpv ("DC::UI::Base::draw_x", 1, SVt_NV);
		3179	draw_y_gv = gv_fetchpv ("DC::UI::Base::draw_y", 1, SVt_NV);
		3180	draw_w_gv = gv_fetchpv ("DC::UI::Base::draw_w", 1, SVt_NV);
		3181	draw_h_gv = gv_fetchpv ("DC::UI::Base::draw_h", 1, SVt_NV);
		3182	}
		3183
		3184	void
		3185	draw (SV *self)
		3186	CODE:
		3187	{
		3188	HV *hv;
		3189	SV **svp;
		3190	NV x, y, w, h;
		3191	SV *draw_x_sv = GvSV (draw_x_gv);
		3192	SV *draw_y_sv = GvSV (draw_y_gv);
		3193	SV *draw_w_sv = GvSV (draw_w_gv);
		3194	SV *draw_h_sv = GvSV (draw_h_gv);
		3195	double draw_x, draw_y;
		3196
		3197	if (!SvROK (self))
		3198	croak ("DC::Base::draw: %s not a reference", SvPV_nolen (self));
		3199
		3200	hv = (HV *)SvRV (self);
		3201
		3202	if (SvTYPE (hv) != SVt_PVHV)
		3203	croak ("DC::Base::draw: %s not a hashref", SvPV_nolen (self));
		3204
		3205	svp = hv_fetch (hv, "w", 1, 0); w = svp ? SvNV (*svp) : 0.;
		3206	svp = hv_fetch (hv, "h", 1, 0); h = svp ? SvNV (*svp) : 0.;
		3207
		3208	if (!h || !w)
		3209	XSRETURN_EMPTY;
		3210
		3211	svp = hv_fetch (hv, "x", 1, 0); x = svp ? SvNV (*svp) : 0.;
		3212	svp = hv_fetch (hv, "y", 1, 0); y = svp ? SvNV (*svp) : 0.;
		3213
		3214	draw_x = SvNV (draw_x_sv) + x;
		3215	draw_y = SvNV (draw_y_sv) + y;
		3216
		3217	if (draw_x + w < 0 || draw_x >= SvNV (draw_w_sv)
		3218	|| draw_y + h < 0 || draw_y >= SvNV (draw_h_sv))
		3219	XSRETURN_EMPTY;
		3220
		3221	sv_setnv (draw_x_sv, draw_x);
		3222	sv_setnv (draw_y_sv, draw_y);
		3223
		3224	glPushMatrix ();
		3225	glTranslated (x, y, 0);
		3226
		3227	if (SvROK (GvSV (hover_gv)) && SvRV (GvSV (hover_gv)) == (SV *)hv)
		3228	{
		3229	svp = hv_fetch (hv, "can_hover", sizeof ("can_hover") - 1, 0);
		3230
		3231	if (svp && SvTRUE (*svp))
		3232	{
		3233	glColor4f (1.0f * 0.2f, 0.8f * 0.2f, 0.5f * 0.2f, 0.2f);
		3234	glEnable (GL_BLEND);
		3235	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		3236	glBegin (GL_QUADS);
		3237	glVertex2f (0, 0);
		3238	glVertex2f (w, 0);
		3239	glVertex2f (w, h);
		3240	glVertex2f (0, h);
		3241	glEnd ();
		3242	glDisable (GL_BLEND);
		3243	}
		3244	}
		3245	#if 0
		3246	// draw borders, for debugging
		3247	glPushMatrix ();
		3248	glColor4f (1., 1., 0., 1.);
		3249	glTranslatef (.5, .5, 0.);
		3250	glBegin (GL_LINE_LOOP);
		3251	glVertex2f (0 , 0);
		3252	glVertex2f (w - 1, 0);
		3253	glVertex2f (w - 1, h - 1);
		3254	glVertex2f (0 , h - 1);
		3255	glEnd ();
		3256	glPopMatrix ();
		3257	#endif
		3258	PUSHMARK (SP);
		3259	XPUSHs (self);
		3260	PUTBACK;
		3261	call_method ("_draw", G_VOID | G_DISCARD);
		3262	SPAGAIN;
		3263
		3264	glPopMatrix ();
		3265
		3266	draw_x = draw_x - x; sv_setnv (draw_x_sv, draw_x);
		3267	draw_y = draw_y - y; sv_setnv (draw_y_sv, draw_y);
		3268	}
		3269

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