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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.60 by root, Sun Apr 23 04:47:02 2006 UTC vs.
Revision 1.277 by root, Mon Sep 1 06:18:09 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
38	#include "glext.h"	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 */
39		85
40	#define FOW_DARKNESS 32	86	#define FOW_DARKNESS 32
41		87
42	#define MAP_EXTEND_X 32	88	#define MAP_EXTEND_X 32
43	#define MAP_EXTEND_Y 512	89	#define MAP_EXTEND_Y 512
44		90
45	#define MIN_FONT_HEIGHT 8 * PANGO_SCALE	91	#define MIN_FONT_HEIGHT 10
46		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;
47	typedef Mix_Chunk *CFClient__MixChunk;	151	typedef Mix_Chunk *DC__MixChunk;
48	typedef Mix_Music *CFClient__MixMusic;	152	typedef Mix_Music *DC__MixMusic;
49		153
50	static PangoContext *context;	154	typedef PangoFontDescription *DC__Font;
51	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	}
52		173
53	typedef struct cf_layout {	174	typedef struct cf_layout {
54	PangoLayout *pl;	175	PangoLayout *pl;
		176	float r, g, b, a; // default color for rgba mode
55	int base_height;	177	int base_height;
		178	DC__Font font;
		179	rc_t *rc;
56	} *CFClient__Layout;	180	} *DC__Layout;
		181
		182	static DC__Font default_font;
		183	static PangoContext *opengl_context;
		184	static PangoFontMap *opengl_fontmap;
57		185
58	static void	186	static void
59	substitute_func (FcPattern *pattern, gpointer data)	187	substitute_func (FcPattern *pattern, gpointer data)
60	{	188	{
61	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
62	FcPatternAddBool (pattern, FC_AUTOHINT, 0);	193	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
63	}	194	}
64		195
65	static void	196	static void
66	layout_update (CFClient__Layout self)	197	layout_update_font (DC__Layout self)
67	{	198	{
68	/* 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
69	* reasonably well with bitstream vera	200	* reasonably well with dejavu/bistream fonts
70	*/	201	*/
71	PangoFontDescription *font = (PangoFontDescription *)	202	PangoFontDescription *font = self->font ? self->font : default_font;
72	pango_layout_get_font_description (self->pl);
73		203
74	int height = self->base_height * (PANGO_SCALE * 8 / 10);
75
76	if (height < MIN_FONT_HEIGHT)
77	height = MIN_FONT_HEIGHT;
78
79	if (pango_font_description_get_size (font) != height)
80	{
81	font = pango_font_description_copy (font);
82	pango_font_description_set_absolute_size (font, height);	204	pango_font_description_set_absolute_size (font,
		205	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		206
83	pango_layout_set_font_description (self->pl, font);	207	pango_layout_set_font_description (self->pl, font);
84	}
85	}	208	}
86		209
87	static void	210	static void
88	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	211	layout_get_pixel_size (DC__Layout self, int *w, int *h)
89	{	212	{
90	layout_update (self);	213	PangoRectangle rect;
91		214
		215	// get_pixel_* wrongly rounds down
92	pango_layout_get_pixel_size (self->pl, w, h);	216	pango_layout_get_extents (self->pl, 0, &rect);
93		217
94	*w = (*w + 3) & ~3;	218	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
95	if (!*w) *w = 1;	219	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
96	if (!*h) *h = 1;
97	}
98		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;
99	typedef uint16_t mapface;	229	typedef uint16_t faceid;
100		230
101	typedef struct {	231	typedef struct {
102	GLint name;	232	GLuint name;
103	int w, h;	233	int w, h;
104	float s, t;	234	float s, t;
105	uint8_t r, g, b, a;	235	uint8_t r, g, b, a;
		236	tileid smoothtile;
		237	uint8_t smoothlevel;
106	} maptex;	238	} maptex;
107		239
108	typedef struct {	240	typedef struct {
		241	uint32_t player;
		242	tileid tile[3];
109	int16_t darkness;	243	uint16_t darkness;
110	mapface face[3];	244	uint8_t stat_width, stat_hp, flags, smoothmax;
111	} mapcell;	245	} mapcell;
112		246
113	typedef struct {	247	typedef struct {
114	int32_t c0, c1;	248	int32_t c0, c1;
115	mapcell *col;	249	mapcell *col;
116	} maprow;	250	} maprow;
117		251
118	typedef struct map {	252	typedef struct map {
119	int x, y, w, h;	253	int x, y, w, h;
120	int ox, oy; /* offset to virtual global coordinate system */	254	int ox, oy; /* offset to virtual global coordinate system */
121	int faces;	255	int faces; tileid *face2tile; // [faceid]
122	mapface *face;	256	int texs; maptex *tex; // [tileid]
123
124	int texs;
125	maptex *tex;
126		257
127	int32_t rows;	258	int32_t rows;
128	maprow *row;	259	maprow *row;
129	} *CFClient__Map;	260	} *DC__Map;
130		261
131	static char *	262	static char *
132	prepend (char *ptr, int sze, int inc)	263	prepend (char *ptr, int sze, int inc)
133	{	264	{
134	char *p;	265	char *p;
…		…
151	}	282	}
152		283
153	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	284	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
154	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	285	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
155		286
		287	static void
		288	need_facenum (struct map *self, faceid face)
		289	{
		290	while (self->faces <= face)
		291	{
		292	Append (tileid, self->face2tile, self->faces, self->faces);
		293	self->faces *= 2;
		294	}
		295	}
		296
		297	static void
		298	need_texid (struct map *self, int texid)
		299	{
		300	while (self->texs <= texid)
		301	{
		302	Append (maptex, self->tex, self->texs, self->texs);
		303	self->texs *= 2;
		304	}
		305	}
		306
156	static maprow *	307	static maprow *
157	map_get_row (CFClient__Map self, int y)	308	map_get_row (DC__Map self, int y)
158	{	309	{
159	if (0 > y)	310	if (0 > y)
160	{	311	{
161	int extend = - y + MAP_EXTEND_Y;	312	int extend = - y + MAP_EXTEND_Y;
162	Prepend (maprow, self->row, self->rows, extend);	313	Prepend (maprow, self->row, self->rows, extend);
…		…
200		351
201	return row->col + (x - row->c0);	352	return row->col + (x - row->c0);
202	}	353	}
203		354
204	static mapcell *	355	static mapcell *
205	map_get_cell (CFClient__Map self, int x, int y)	356	map_get_cell (DC__Map self, int x, int y)
206	{	357	{
207	return row_get_cell (map_get_row (self, y), x);	358	return row_get_cell (map_get_row (self, y), x);
208	}	359	}
209		360
210	static void	361	static void
211	map_clear (CFClient__Map self)	362	map_clear (DC__Map self)
212	{	363	{
213	int r;	364	int r;
214		365
215	for (r = 0; r < self->rows; r++)	366	for (r = 0; r < self->rows; r++)
216	Safefree (self->row[r].col);	367	Safefree (self->row[r].col);
…		…
223	self->oy = 0;	374	self->oy = 0;
224	self->row = 0;	375	self->row = 0;
225	self->rows = 0;	376	self->rows = 0;
226	}	377	}
227		378
		379	#define CELL_CLEAR(cell) \
		380	do { \
		381	if ((cell)->player) \
		382	(cell)->tile [2] = 0; \
		383	(cell)->darkness = 0; \
		384	(cell)->stat_hp = 0; \
		385	(cell)->flags = 0; \
		386	(cell)->player = 0; \
		387	} while (0)
		388
228	static void	389	static void
229	map_blank (CFClient__Map self, int x0, int y0, int w, int h)	390	map_blank (DC__Map self, int x0, int y0, int w, int h)
230	{	391	{
231	int x, y;	392	int x, y;
232	maprow *row;	393	maprow *row;
		394	mapcell *cell;
233		395
234	for (y = y0; y < y0 + h; y++)	396	for (y = y0; y < y0 + h; y++)
235	if (y >= 0)	397	if (y >= 0)
236	{	398	{
237	if (y >= self->rows)	399	if (y >= self->rows)
…		…
243	if (x >= row->c0)	405	if (x >= row->c0)
244	{	406	{
245	if (x >= row->c1)	407	if (x >= row->c1)
246	break;	408	break;
247		409
248	row->col[x - row->c0].darkness = -1;	410	cell = row->col + x - row->c0;
		411
		412	CELL_CLEAR (cell);
249	}	413	}
250	}	414	}
251	}	415	}
252		416
		417	typedef struct {
		418	tileid tile;
		419	uint8_t x, y, level;
		420	} smooth_key;
		421
253	static void	422	static void
		423	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		424	{
		425	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		426
		427	if (SvIOK (*sv))
		428	SvIV_set (*sv, SvIVX (*sv) | bits);
		429	else
		430	sv_setiv (*sv, bits);
		431	}
		432
		433	static void
254	music_finished ()	434	music_finished (void)
255	{	435	{
256	SDL_UserEvent ev;	436	SDL_UserEvent ev;
257		437
258	ev.type = SDL_USEREVENT;	438	ev.type = SDL_USEREVENT;
259	ev.code = 0;	439	ev.code = 0;
…		…
261	ev.data2 = 0;	441	ev.data2 = 0;
262		442
263	SDL_PushEvent ((SDL_Event *)&ev);	443	SDL_PushEvent ((SDL_Event *)&ev);
264	}	444	}
265		445
266	MODULE = CFClient PACKAGE = CFClient	446	static void
		447	channel_finished (int channel)
		448	{
		449	SDL_UserEvent ev;
		450
		451	ev.type = SDL_USEREVENT;
		452	ev.code = 1;
		453	ev.data1 = (void *)(long)channel;
		454	ev.data2 = 0;
		455
		456	SDL_PushEvent ((SDL_Event *)&ev);
		457	}
		458
		459	static unsigned int
		460	minpot (unsigned int n)
		461	{
		462	if (!n)
		463	return 0;
		464
		465	--n;
		466
		467	n |= n >> 1;
		468	n |= n >> 2;
		469	n |= n >> 4;
		470	n |= n >> 8;
		471	n |= n >> 16;
		472
		473	return n + 1;
		474	}
		475
		476	static unsigned int
		477	popcount (unsigned int n)
		478	{
		479	n -= (n >> 1) & 0x55555555U;
		480	n = ((n >> 2) & 0x33333333U) + (n & 0x33333333U);
		481	n = ((n >> 4) + n) & 0x0f0f0f0fU;
		482	n *= 0x01010101U;
		483
		484	return n >> 24;
		485	}
		486
		487	/* SDL should provide this, really. */
		488	#define SDLK_MODIFIER_MIN 300
		489	#define SDLK_MODIFIER_MAX 314
		490
		491	/******************************************************************************/
		492
		493	static GV *draw_x_gv, *draw_y_gv, *draw_w_gv, *draw_h_gv;
		494	static GV *hover_gv;
		495
		496	static int
		497	within_widget (SV *widget, NV x, NV y)
		498	{
		499	HV *self;
		500	SV **svp;
		501	NV wx, ww, wy, wh;
		502
		503	if (!SvROK (widget))
		504	return 0;
		505
		506	self = (HV *)SvRV (widget);
		507
		508	if (SvTYPE (self) != SVt_PVHV)
		509	return 0;
		510
		511	svp = hv_fetch (self, "y", 1, 0); wy = svp ? SvNV (*svp) : 0.;
		512	if (y < wy)
		513	return 0;
		514
		515	svp = hv_fetch (self, "h", 1, 0); wh = svp ? SvNV (*svp) : 0.;
		516	if (y >= wy + wh)
		517	return 0;
		518
		519	svp = hv_fetch (self, "x", 1, 0); wx = svp ? SvNV (*svp) : 0.;
		520	if (x < wx)
		521	return 0;
		522
		523	svp = hv_fetch (self, "w", 1, 0); ww = svp ? SvNV (*svp) : 0.;
		524	if (x >= wx + ww)
		525	return 0;
		526
		527	svp = hv_fetch (self, "can_events", sizeof ("can_events") - 1, 0);
		528	if (!svp || !SvTRUE (*svp))
		529	return 0;
		530
		531	return 1;
		532	}
		533
		534	/******************************************************************************/
		535
		536	/* process keyboard modifiers */
		537	static int
		538	mod_munge (int mod)
		539	{
		540	mod &= MOD_MASK;
		541
		542	if (mod & (KMOD_META | KMOD_ALT))
		543	mod |= KMOD_LRAM;
		544
		545	return mod;
		546	}
		547
		548	static void
		549	deliantra_main ()
		550	{
		551	char *argv[] = { 0 };
		552	call_argv ("::main", G_DISCARD | G_VOID, argv);
		553	}
		554
		555	#ifdef __MACOSX__
		556	/* to due surprising braindamage on the side of SDL design, we
		557	* do some mind-boggling hack here: SDL requires a custom main()
		558	* on OS X, so... we provide one and call the original main(), which,
		559	* due to share dlibrary magic, calls -lSDLmain's main, not perl's main,
		560	* and which calls our main (== SDL_main) back.
		561	*/
		562	extern C_LINKAGE int
		563	main (int argc, char *argv[])
		564	{
		565	deliantra_main ();
		566	}
		567
		568	#undef main
		569
		570	extern C_LINKAGE int main (int argc, char *argv[]);
		571
		572	static void
		573	SDL_braino (void)
		574	{
		575	char *argv[] = { "deliantra client", 0 };
		576	(main) (1, argv);
		577	}
		578	#else
		579	static void
		580	SDL_braino (void)
		581	{
		582	deliantra_main ();
		583	}
		584	#endif
		585
		586	MODULE = Deliantra::Client PACKAGE = DC
267		587
268	PROTOTYPES: ENABLE	588	PROTOTYPES: ENABLE
269		589
270	BOOT:	590	BOOT:
271	{	591	{
272	HV *stash = gv_stashpv ("CFClient", 1);	592	HV *stash = gv_stashpv ("DC", 1);
273	static const struct {	593	static const struct {
274	const char *name;	594	const char *name;
275	IV iv;	595	IV iv;
276	} *civ, const_iv[] = {	596	} *civ, const_iv[] = {
277	# define const_iv(name) { # name, (IV)name }	597	# define const_iv(name) { # name, (IV)name }
		598	const_iv (SDLK_MODIFIER_MIN),
		599	const_iv (SDLK_MODIFIER_MAX),
		600
278	const_iv (SDL_ACTIVEEVENT),	601	const_iv (SDL_ACTIVEEVENT),
279	const_iv (SDL_KEYDOWN),	602	const_iv (SDL_KEYDOWN),
280	const_iv (SDL_KEYUP),	603	const_iv (SDL_KEYUP),
281	const_iv (SDL_MOUSEMOTION),	604	const_iv (SDL_MOUSEMOTION),
282	const_iv (SDL_MOUSEBUTTONDOWN),	605	const_iv (SDL_MOUSEBUTTONDOWN),
…		…
291	const_iv (SDL_EVENT_RESERVEDA),	614	const_iv (SDL_EVENT_RESERVEDA),
292	const_iv (SDL_EVENT_RESERVEDB),	615	const_iv (SDL_EVENT_RESERVEDB),
293	const_iv (SDL_VIDEORESIZE),	616	const_iv (SDL_VIDEORESIZE),
294	const_iv (SDL_VIDEOEXPOSE),	617	const_iv (SDL_VIDEOEXPOSE),
295	const_iv (SDL_USEREVENT),	618	const_iv (SDL_USEREVENT),
		619
		620	const_iv (SDL_APPINPUTFOCUS),
		621	const_iv (SDL_APPMOUSEFOCUS),
		622	const_iv (SDL_APPACTIVE),
		623
		624
		625	const_iv (SDLK_UNKNOWN),
		626	const_iv (SDLK_FIRST),
		627	const_iv (SDLK_BACKSPACE),
		628	const_iv (SDLK_TAB),
		629	const_iv (SDLK_CLEAR),
		630	const_iv (SDLK_RETURN),
		631	const_iv (SDLK_PAUSE),
		632	const_iv (SDLK_ESCAPE),
		633	const_iv (SDLK_SPACE),
		634	const_iv (SDLK_EXCLAIM),
		635	const_iv (SDLK_QUOTEDBL),
		636	const_iv (SDLK_HASH),
		637	const_iv (SDLK_DOLLAR),
		638	const_iv (SDLK_AMPERSAND),
		639	const_iv (SDLK_QUOTE),
		640	const_iv (SDLK_LEFTPAREN),
		641	const_iv (SDLK_RIGHTPAREN),
		642	const_iv (SDLK_ASTERISK),
		643	const_iv (SDLK_PLUS),
		644	const_iv (SDLK_COMMA),
		645	const_iv (SDLK_MINUS),
		646	const_iv (SDLK_PERIOD),
		647	const_iv (SDLK_SLASH),
		648	const_iv (SDLK_0),
		649	const_iv (SDLK_1),
		650	const_iv (SDLK_2),
		651	const_iv (SDLK_3),
		652	const_iv (SDLK_4),
		653	const_iv (SDLK_5),
		654	const_iv (SDLK_6),
		655	const_iv (SDLK_7),
		656	const_iv (SDLK_8),
		657	const_iv (SDLK_9),
		658	const_iv (SDLK_COLON),
		659	const_iv (SDLK_SEMICOLON),
		660	const_iv (SDLK_LESS),
		661	const_iv (SDLK_EQUALS),
		662	const_iv (SDLK_GREATER),
		663	const_iv (SDLK_QUESTION),
		664	const_iv (SDLK_AT),
		665
		666	const_iv (SDLK_LEFTBRACKET),
		667	const_iv (SDLK_BACKSLASH),
		668	const_iv (SDLK_RIGHTBRACKET),
		669	const_iv (SDLK_CARET),
		670	const_iv (SDLK_UNDERSCORE),
		671	const_iv (SDLK_BACKQUOTE),
		672	const_iv (SDLK_DELETE),
		673
		674	const_iv (SDLK_FIRST),
		675	const_iv (SDLK_LAST),
296	const_iv (SDLK_KP0),	676	const_iv (SDLK_KP0),
297	const_iv (SDLK_KP1),	677	const_iv (SDLK_KP1),
298	const_iv (SDLK_KP2),	678	const_iv (SDLK_KP2),
299	const_iv (SDLK_KP3),	679	const_iv (SDLK_KP3),
300	const_iv (SDLK_KP4),	680	const_iv (SDLK_KP4),
…		…
355	const_iv (SDLK_BREAK),	735	const_iv (SDLK_BREAK),
356	const_iv (SDLK_MENU),	736	const_iv (SDLK_MENU),
357	const_iv (SDLK_POWER),	737	const_iv (SDLK_POWER),
358	const_iv (SDLK_EURO),	738	const_iv (SDLK_EURO),
359	const_iv (SDLK_UNDO),	739	const_iv (SDLK_UNDO),
		740
360	const_iv (KMOD_NONE),	741	const_iv (KMOD_NONE),
		742	const_iv (KMOD_SHIFT),
361	const_iv (KMOD_LSHIFT),	743	const_iv (KMOD_LSHIFT),
362	const_iv (KMOD_RSHIFT),	744	const_iv (KMOD_RSHIFT),
		745	const_iv (KMOD_CTRL),
363	const_iv (KMOD_LCTRL),	746	const_iv (KMOD_LCTRL),
364	const_iv (KMOD_RCTRL),	747	const_iv (KMOD_RCTRL),
		748	const_iv (KMOD_ALT),
365	const_iv (KMOD_LALT),	749	const_iv (KMOD_LALT),
366	const_iv (KMOD_RALT),	750	const_iv (KMOD_RALT),
		751	const_iv (KMOD_META),
367	const_iv (KMOD_LMETA),	752	const_iv (KMOD_LMETA),
368	const_iv (KMOD_RMETA),	753	const_iv (KMOD_RMETA),
369	const_iv (KMOD_NUM),	754	const_iv (KMOD_NUM),
370	const_iv (KMOD_CAPS),	755	const_iv (KMOD_CAPS),
371	const_iv (KMOD_MODE),	756	const_iv (KMOD_MODE),
372	const_iv (KMOD_CTRL),	757
373	const_iv (KMOD_SHIFT),	758	const_iv (KMOD_LRAM),
374	const_iv (KMOD_ALT),	759
375	const_iv (KMOD_META)	760	const_iv (MIX_DEFAULT_FORMAT),
		761
		762	const_iv (SDL_INIT_TIMER),
		763	const_iv (SDL_INIT_AUDIO),
		764	const_iv (SDL_INIT_VIDEO),
		765	const_iv (SDL_INIT_CDROM),
		766	const_iv (SDL_INIT_JOYSTICK),
		767	const_iv (SDL_INIT_EVERYTHING),
		768	const_iv (SDL_INIT_NOPARACHUTE),
		769	const_iv (SDL_INIT_EVENTTHREAD),
		770
		771	const_iv (SDL_GL_RED_SIZE),
		772	const_iv (SDL_GL_GREEN_SIZE),
		773	const_iv (SDL_GL_BLUE_SIZE),
		774	const_iv (SDL_GL_ALPHA_SIZE),
		775	const_iv (SDL_GL_DOUBLEBUFFER),
		776	const_iv (SDL_GL_BUFFER_SIZE),
		777	const_iv (SDL_GL_DEPTH_SIZE),
		778	const_iv (SDL_GL_STENCIL_SIZE),
		779	const_iv (SDL_GL_ACCUM_RED_SIZE),
		780	const_iv (SDL_GL_ACCUM_GREEN_SIZE),
		781	const_iv (SDL_GL_ACCUM_BLUE_SIZE),
		782	const_iv (SDL_GL_ACCUM_ALPHA_SIZE),
		783	const_iv (SDL_GL_STEREO),
		784	const_iv (SDL_GL_MULTISAMPLEBUFFERS),
		785	const_iv (SDL_GL_MULTISAMPLESAMPLES),
		786	const_iv (SDL_GL_ACCELERATED_VISUAL),
		787	const_iv (SDL_GL_SWAP_CONTROL),
		788
		789	const_iv (FOW_DARKNESS)
376	# undef const_iv	790	# undef const_iv
377	};	791	};
378		792
379	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	793	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
380	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	794	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
381		795
382	fontmap = pango_ft2_font_map_new ();	796	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
383	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	797	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
384	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);
385	}	798	}
		799
		800	void
		801	weaken (SV *rv)
		802	PROTOTYPE: $
		803	CODE:
		804	sv_rvweaken (rv);
386		805
387	int	806	int
388	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO)	807	in_destruct ()
		808	CODE:
		809	RETVAL = PL_main_cv == Nullcv;
		810	OUTPUT:
		811	RETVAL
389		812
		813	NV floor (NV x)
		814
		815	NV ceil (NV x)
		816
		817	IV minpot (UV n)
		818
		819	IV popcount (UV n)
		820
390	void	821	void
		822	pango_init ()
		823	CODE:
		824	{
		825	opengl_fontmap = pango_opengl_font_map_new ();
		826	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
		827	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
		828	/*pango_context_set_font_description (opengl_context, default_font);*/
		829	#if PANGO_VERSION_CHECK (1, 15, 2)
		830	pango_context_set_language (opengl_context, pango_language_from_string ("en"));
		831	/*pango_context_set_base_dir (opengl_context, PANGO_DIRECTION_WEAK_LTR);*/
		832	#endif
		833	}
		834
		835	char *SDL_GetError ()
		836
		837	void SDL_braino ()
		838
		839	int SDL_Init (U32 flags)
		840
		841	int SDL_InitSubSystem (U32 flags)
		842
		843	void SDL_QuitSubSystem (U32 flags)
		844
391	SDL_Quit ()	845	void SDL_Quit ()
392		846
		847	int SDL_GL_SetAttribute (int attr, int value)
		848
		849	int SDL_GL_GetAttribute (int attr)
		850	CODE:
		851	if (SDL_GL_GetAttribute (attr, &RETVAL))
		852	XSRETURN_UNDEF;
		853	OUTPUT:
		854	RETVAL
		855
393	void	856	void
394	SDL_ListModes ()	857	SDL_ListModes (int rgb, int alpha)
395	PPCODE:	858	PPCODE:
396	{	859	{
397	SDL_Rect **m;	860	SDL_Rect **m;
398		861
399	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);	862	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
400	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);	863	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
401	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);	864	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
402	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);	865	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
403		866
		867	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		868	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
		869
404	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);	870	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
405	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);	871	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
406	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);	872	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
407	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);	873	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
408		874
409	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);	875	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
410	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
411	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);	876	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
412
413	SDL_EnableUNICODE (1);
414	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
415		877
416	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);	878	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
417		879
418	if (m && m != (SDL_Rect **)-1)	880	if (m && m != (SDL_Rect **)-1)
419	while (*m)	881	while (*m)
420	{	882	{
		883	if ((*m)->w >= 400 && (*m)->h >= 300)
		884	{
421	AV *av = newAV ();	885	AV *av = newAV ();
422	av_push (av, newSViv ((*m)->w));	886	av_push (av, newSViv ((*m)->w));
423	av_push (av, newSViv ((*m)->h));	887	av_push (av, newSViv ((*m)->h));
		888	av_push (av, newSViv (rgb));
		889	av_push (av, newSViv (alpha));
424	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));	890	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		891	}
425		892
426	++m;	893	++m;
427	}	894	}
428	}	895	}
429		896
430	int	897	int
431	SDL_SetVideoMode (int w, int h, int fullscreen)	898	SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
432	CODE:	899	CODE:
		900	{
		901	SDL_EnableUNICODE (1);
		902	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		903
		904	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		905	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		906	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		907	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		908
433	RETVAL = !!SDL_SetVideoMode (	909	RETVAL = !!SDL_SetVideoMode (
434	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)	910	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
435	);	911	);
436	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");	912
		913	if (RETVAL)
		914	{
		915	av_clear (texture_av);
		916
		917	SDL_WM_SetCaption ("Deliantra MORPG Client " VERSION, "Deliantra");
		918	#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		919	#include "glfunc.h"
		920	#undef GL_FUNC
		921	}
		922	}
437	OUTPUT:	923	OUTPUT:
438	RETVAL	924	RETVAL
439		925
440	void	926	void
441	SDL_GL_SwapBuffers ()	927	SDL_GL_SwapBuffers ()
442		928
		929	char *
		930	SDL_GetKeyName (int sym)
		931
		932	int
		933	SDL_GetAppState ()
		934
		935	int
		936	SDL_GetModState ()
		937
443	void	938	void
444	SDL_PollEvent ()	939	poll_events ()
445	PPCODE:	940	PPCODE:
446	{	941	{
447	SDL_Event ev;	942	SDL_Event ev;
448		943
449	while (SDL_PollEvent (&ev))	944	SDL_PumpEvents ();
		945	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
450	{	946	{
451	HV *hv = newHV ();	947	HV *hv = newHV ();
452	hv_store (hv, "type", 4, newSViv (ev.type), 0);	948	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		949
453	switch (ev.type)	950	switch (ev.type)
454	{	951	{
455	case SDL_KEYDOWN:	952	case SDL_KEYDOWN:
456	case SDL_KEYUP:	953	case SDL_KEYUP:
457	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);	954	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
458	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);	955	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
459	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);	956	hv_store (hv, "mod", 3, newSViv (mod_munge (ev.key.keysym.mod)), 0);
		957	hv_store (hv, "cmod", 4, newSViv (mod_munge (SDL_GetModState ())), 0); /* current mode */
460	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);	958	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
461	break;	959	break;
462		960
463	case SDL_ACTIVEEVENT:	961	case SDL_ACTIVEEVENT:
464	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);	962	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
465	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);	963	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
466	break;	964	break;
467		965
468	case SDL_MOUSEMOTION:	966	case SDL_MOUSEMOTION:
		967	{
		968	int state = ev.motion.state;
		969	int x = ev.motion.x;
		970	int y = ev.motion.y;
		971	int xrel = ev.motion.xrel;
		972	int yrel = ev.motion.yrel;
		973
		974	/* do simplistic event compression */
		975	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		976	&& state == ev.motion.state)
		977	{
		978	xrel += ev.motion.xrel;
		979	yrel += ev.motion.yrel;
		980	x = ev.motion.x;
		981	y = ev.motion.y;
		982	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		983	}
		984
		985	hv_store (hv, "mod", 3, newSViv (mod_munge (SDL_GetModState ())), 0);
469	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);	986	hv_store (hv, "state", 5, newSViv (state), 0);
470	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);	987	hv_store (hv, "x", 1, newSViv (x), 0);
471	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);	988	hv_store (hv, "y", 1, newSViv (y), 0);
472	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);	989	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
473	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);	990	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		991	}
474	break;	992	break;
475		993
476	case SDL_MOUSEBUTTONDOWN:	994	case SDL_MOUSEBUTTONDOWN:
477	case SDL_MOUSEBUTTONUP:	995	case SDL_MOUSEBUTTONUP:
		996	hv_store (hv, "mod", 3, newSViv (SDL_GetModState () & MOD_MASK), 0);
		997
478	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);	998	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
479	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);	999	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
480	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);	1000	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
481	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);	1001	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		1002	break;
		1003
		1004	case SDL_USEREVENT:
		1005	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		1006	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		1007	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		1008	break;
482	}	1009	}
483		1010
484	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));	1011	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("DC::UI::Event", 1))));
485	}	1012	}
486	}	1013	}
487		1014
488	int	1015	int
489	Mix_OpenAudio (int frequency = 22050, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 512)	1016	Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 4096)
490	POSTCALL:	1017	POSTCALL:
491	Mix_HookMusicFinished (music_finished);	1018	Mix_HookMusicFinished (music_finished);
		1019	Mix_ChannelFinished (channel_finished);
		1020
		1021	void
		1022	Mix_QuerySpec ()
		1023	PPCODE:
		1024	{
		1025	int freq, channels;
		1026	Uint16 format;
		1027
		1028	if (Mix_QuerySpec (&freq, &format, &channels))
		1029	{
		1030	EXTEND (SP, 3);
		1031	PUSHs (sv_2mortal (newSViv (freq)));
		1032	PUSHs (sv_2mortal (newSViv (format)));
		1033	PUSHs (sv_2mortal (newSViv (channels)));
		1034	}
		1035	}
492		1036
493	void	1037	void
494	Mix_CloseAudio ()	1038	Mix_CloseAudio ()
495		1039
496	int	1040	int
497	Mix_AllocateChannels (int numchans = -1)	1041	Mix_AllocateChannels (int numchans = -1)
498		1042
		1043	const char *
		1044	Mix_GetError ()
		1045
499	void	1046	void
500	lowdelay (int fd, int val = 1)	1047	lowdelay (int fd, int val = 1)
501	CODE:	1048	CODE:
		1049	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		1050
		1051	void
		1052	win32_proxy_info ()
		1053	PPCODE:
		1054	{
502	#ifndef _WIN32	1055	#ifdef _WIN32
503	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	1056	char buffer[2048];
		1057	DWORD buflen;
		1058
		1059	EXTEND (SP, 3);
		1060
		1061	buflen = sizeof (buffer);
		1062	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		1063	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		1064	{
		1065	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		1066
		1067	buflen = sizeof (buffer);
		1068	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		1069	{
		1070	PUSHs (newSVpv (buffer, 0));
		1071
		1072	buflen = sizeof (buffer);
		1073	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		1074	PUSHs (newSVpv (buffer, 0));
		1075	}
		1076	}
504	#endif	1077	#endif
		1078	}
505		1079
506	char *	1080	int
507	gl_version ()	1081	add_font (char *file)
508	CODE:	1082	CODE:
509	RETVAL = (char *)glGetString (GL_VERSION);	1083	RETVAL = FcConfigAppFontAddFile (0, (const FcChar8 *)file);
510	OUTPUT:	1084	OUTPUT:
511	RETVAL	1085	RETVAL
512
513	char *
514	gl_extensions ()
515	CODE:
516	RETVAL = (char *)glGetString (GL_EXTENSIONS);
517	OUTPUT:
518	RETVAL
519
520	void
521	add_font (char *file)
522	CODE:
523	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
524
525	void
526	set_font (char *file)
527	CODE:
528	{
529	int count;
530	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
531	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
532	FcPatternDestroy (pattern);
533	pango_font_description_set_absolute_size (font, MIN_FONT_HEIGHT);
534	pango_context_set_font_description (context, font);
535	}
536		1086
537	void	1087	void
538	load_image_inline (SV *image_)	1088	load_image_inline (SV *image_)
539	ALIAS:	1089	ALIAS:
540	load_image_file = 1	1090	load_image_file = 1
…		…
543	STRLEN image_len;	1093	STRLEN image_len;
544	char *image = (char *)SvPVbyte (image_, image_len);	1094	char *image = (char *)SvPVbyte (image_, image_len);
545	SDL_Surface *surface, *surface2;	1095	SDL_Surface *surface, *surface2;
546	SDL_PixelFormat fmt;	1096	SDL_PixelFormat fmt;
547	SDL_RWops *rw = ix	1097	SDL_RWops *rw = ix
548	? SDL_RWFromFile (image, "r")	1098	? SDL_RWFromFile (image, "rb")
549	: SDL_RWFromConstMem (image, image_len);	1099	: SDL_RWFromConstMem (image, image_len);
550		1100
551	if (!rw)	1101	if (!rw)
552	croak ("load_image: %s", SDL_GetError ());	1102	croak ("load_image: %s", SDL_GetError ());
553		1103
…		…
582		1132
583	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	1133	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
584		1134
585	assert (surface2->pitch == surface2->w * 4);	1135	assert (surface2->pitch == surface2->w * 4);
586		1136
		1137	SDL_LockSurface (surface2);
587	EXTEND (SP, 5);	1138	EXTEND (SP, 6);
588	PUSHs (sv_2mortal (newSViv (surface2->w)));	1139	PUSHs (sv_2mortal (newSViv (surface2->w)));
589	PUSHs (sv_2mortal (newSViv (surface2->h)));	1140	PUSHs (sv_2mortal (newSViv (surface2->h)));
590	SDL_LockSurface (surface2);
591	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	1141	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
592	SDL_UnlockSurface (surface2);
593	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	1142	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
594	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	1143	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
595	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));	1144	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		1145	SDL_UnlockSurface (surface2);
596		1146
597	SDL_FreeSurface (surface);	1147	SDL_FreeSurface (surface);
598	SDL_FreeSurface (surface2);	1148	SDL_FreeSurface (surface2);
599	}	1149	}
600		1150
…		…
622	PUSHs (sv_2mortal (newSViv (b / y)));	1172	PUSHs (sv_2mortal (newSViv (b / y)));
623	PUSHs (sv_2mortal (newSViv (a / y)));	1173	PUSHs (sv_2mortal (newSViv (a / y)));
624	}	1174	}
625		1175
626	void	1176	void
		1177	error (char *message)
		1178	CODE:
		1179	fprintf (stderr, "ERROR: %s\n", message);
		1180	#ifdef _WIN32
		1181	MessageBox (0, message, "Deliantra Client Error", MB_OK | MB_ICONERROR);
		1182	#endif
		1183
		1184	void
627	fatal (char *message)	1185	fatal (char *message)
628	CODE:	1186	CODE:
		1187	fprintf (stderr, "FATAL: %s\n", message);
629	#ifdef _WIN32	1188	#ifdef _WIN32
630	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	1189	MessageBox (0, message, "Deliantra Client Fatal Error", MB_OK | MB_ICONERROR);
		1190	#endif
		1191	_exit (1);
		1192
		1193	void
		1194	_exit (int retval = 0)
		1195	CODE:
		1196	#ifdef WIN32
		1197	ExitThread (retval); // unclean, please beam me up
631	#else	1198	#else
632	fprintf (stderr, "FATAL: %s\n", message);	1199	_exit (retval);
633	#endif	1200	#endif
634	exit (1);
635		1201
636	MODULE = CFClient PACKAGE = CFClient::Layout	1202	void
637		1203	debug ()
638	CFClient::Layout
639	new (SV *class, int base_height = 10)
640	CODE:	1204	CODE:
641	New (0, RETVAL, 1, struct cf_layout);	1205	{
642	RETVAL->base_height = base_height;	1206	#if DEBUG
643	RETVAL->pl = pango_layout_new (context);	1207	VALGRIND_DO_LEAK_CHECK;
644	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	1208	#endif
645	pango_layout_set_font_description (RETVAL->pl,	1209	}
646	pango_font_description_copy (	1210
647	pango_context_get_font_description (context)));	1211	MODULE = Deliantra::Client PACKAGE = DC::Font
		1212
		1213	PROTOTYPES: DISABLE
		1214
		1215	DC::Font
		1216	new_from_file (SV *class, char *path, int id = 0)
		1217	CODE:
		1218	{
		1219	int count;
		1220	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		1221	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		1222	FcPatternDestroy (pattern);
		1223	}
648	OUTPUT:	1224	OUTPUT:
649	RETVAL	1225	RETVAL
650		1226
651	void	1227	void
		1228	DESTROY (DC::Font self)
		1229	CODE:
		1230	pango_font_description_free (self);
		1231
		1232	void
		1233	make_default (DC::Font self)
		1234	PROTOTYPE: $
		1235	CODE:
		1236	default_font = self;
		1237
		1238	MODULE = Deliantra::Client PACKAGE = DC::Layout
		1239
		1240	PROTOTYPES: DISABLE
		1241
		1242	void
		1243	glyph_cache_backup ()
		1244	PROTOTYPE:
		1245	CODE:
		1246	tc_backup ();
		1247
		1248	void
		1249	glyph_cache_restore ()
		1250	PROTOTYPE:
		1251	CODE:
		1252	tc_restore ();
		1253
		1254	DC::Layout
		1255	new (SV *class)
		1256	CODE:
		1257	New (0, RETVAL, 1, struct cf_layout);
		1258
		1259	RETVAL->pl = pango_layout_new (opengl_context);
		1260	RETVAL->r = 1.;
		1261	RETVAL->g = 1.;
		1262	RETVAL->b = 1.;
		1263	RETVAL->a = 1.;
		1264	RETVAL->base_height = MIN_FONT_HEIGHT;
		1265	RETVAL->font = 0;
		1266	RETVAL->rc = rc_alloc ();
		1267
		1268	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		1269	layout_update_font (RETVAL);
		1270	OUTPUT:
		1271	RETVAL
		1272
		1273	void
652	DESTROY (CFClient::Layout self)	1274	DESTROY (DC::Layout self)
653	CODE:	1275	CODE:
654	g_object_unref (self->pl);	1276	g_object_unref (self->pl);
		1277	rc_free (self->rc);
655	Safefree (self);	1278	Safefree (self);
656		1279
657	void	1280	void
658	set_text (CFClient::Layout self, SV *text_)	1281	set_text (DC::Layout self, SV *text_)
659	CODE:	1282	CODE:
660	{	1283	{
661	STRLEN textlen;	1284	STRLEN textlen;
662	char *text = SvPVutf8 (text_, textlen);	1285	char *text = SvPVutf8 (text_, textlen);
663		1286
664	pango_layout_set_text (self->pl, text, textlen);	1287	pango_layout_set_text (self->pl, text, textlen);
665	}	1288	}
666		1289
667	void	1290	void
668	set_markup (CFClient::Layout self, SV *text_)	1291	set_markup (DC::Layout self, SV *text_)
669	CODE:	1292	CODE:
670	{	1293	{
671	STRLEN textlen;	1294	STRLEN textlen;
672	char *text = SvPVutf8 (text_, textlen);	1295	char *text = SvPVutf8 (text_, textlen);
673		1296
674	pango_layout_set_markup (self->pl, text, textlen);	1297	pango_layout_set_markup (self->pl, text, textlen);
675	}	1298	}
676		1299
677	SV *	1300	void
678	get_text (CFClient::Layout self)	1301	set_shapes (DC::Layout self, ...)
		1302	CODE:
		1303	{
		1304	PangoAttrList *attrs = 0;
		1305	const char *text = pango_layout_get_text (self->pl);
		1306	const char *pos = text;
		1307	int arg = 4;
		1308
		1309	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		1310	{
		1311	PangoRectangle inkrect, rect;
		1312	PangoAttribute *attr;
		1313
		1314	int x = SvIV (ST (arg - 3));
		1315	int y = SvIV (ST (arg - 2));
		1316	int w = SvIV (ST (arg - 1));
		1317	int h = SvIV (ST (arg ));
		1318
		1319	inkrect.x = 0;
		1320	inkrect.y = 0;
		1321	inkrect.width = 0;
		1322	inkrect.height = 0;
		1323
		1324	rect.x = x * PANGO_SCALE;
		1325	rect.y = y * PANGO_SCALE;
		1326	rect.width = w * PANGO_SCALE;
		1327	rect.height = h * PANGO_SCALE;
		1328
		1329	if (!attrs)
		1330	attrs = pango_layout_get_attributes (self->pl);
		1331
		1332	attr = pango_attr_shape_new (&inkrect, &rect);
		1333	attr->start_index = pos - text;
		1334	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1335	pango_attr_list_insert (attrs, attr);
		1336
		1337	arg += 4;
		1338	pos += sizeof (OBJ_STR) - 1;
		1339	}
		1340
		1341	if (attrs)
		1342	pango_layout_set_attributes (self->pl, attrs);
		1343	}
		1344
		1345	void
		1346	get_shapes (DC::Layout self)
679	CODE:	1347	PPCODE:
		1348	{
		1349	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1350
		1351	do
		1352	{
		1353	PangoLayoutRun *run = pango_layout_iter_get_run_readonly (iter);
		1354
		1355	if (run && shape_attr_p (run))
		1356	{
		1357	PangoRectangle extents;
		1358	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1359
		1360	EXTEND (SP, 2);
		1361	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1362	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1363	}
		1364	}
		1365	while (pango_layout_iter_next_run (iter));
		1366
		1367	pango_layout_iter_free (iter);
		1368	}
		1369
		1370	int
		1371	has_wrapped (DC::Layout self)
		1372	CODE:
		1373	{
		1374	int lines = 1;
		1375	const char *text = pango_layout_get_text (self->pl);
		1376
		1377	while (*text)
		1378	lines += *text++ == '\n';
		1379
680	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);	1380	RETVAL = lines < pango_layout_get_line_count (self->pl);
681	SvUTF8_on (RETVAL);	1381	}
682	OUTPUT:	1382	OUTPUT:
683	RETVAL	1383	RETVAL
684		1384
		1385	SV *
		1386	get_text (DC::Layout self)
		1387	CODE:
		1388	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1389	sv_utf8_decode (RETVAL);
		1390	OUTPUT:
		1391	RETVAL
		1392
685	void	1393	void
		1394	set_foreground (DC::Layout self, float r, float g, float b, float a = 1.)
		1395	CODE:
		1396	self->r = r;
		1397	self->g = g;
		1398	self->b = b;
		1399	self->a = a;
		1400
		1401	void
		1402	set_font (DC::Layout self, DC::Font font = 0)
		1403	CODE:
		1404	if (self->font != font)
		1405	{
		1406	self->font = font;
		1407	layout_update_font (self);
		1408	}
		1409
		1410	void
686	set_height (CFClient::Layout self, int base_height)	1411	set_height (DC::Layout self, int base_height)
687	CODE:	1412	CODE:
		1413	if (self->base_height != base_height)
		1414	{
688	self->base_height = base_height;	1415	self->base_height = base_height;
		1416	layout_update_font (self);
		1417	}
689		1418
690	void	1419	void
691	set_width (CFClient::Layout self, int max_width = -1)	1420	set_width (DC::Layout self, int max_width = -1)
692	CODE:	1421	CODE:
693	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1422	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
694		1423
695	void	1424	void
		1425	set_indent (DC::Layout self, int indent)
		1426	CODE:
		1427	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1428
		1429	void
		1430	set_spacing (DC::Layout self, int spacing)
		1431	CODE:
		1432	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1433
		1434	void
		1435	set_ellipsise (DC::Layout self, int ellipsise)
		1436	CODE:
		1437	pango_layout_set_ellipsize (self->pl,
		1438	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1439	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1440	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1441	: PANGO_ELLIPSIZE_NONE
		1442	);
		1443
		1444	void
		1445	set_single_paragraph_mode (DC::Layout self, int spm)
		1446	CODE:
		1447	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1448
		1449	void
696	size (CFClient::Layout self)	1450	size (DC::Layout self)
697	PPCODE:	1451	PPCODE:
698	{	1452	{
699	int w, h;	1453	int w, h;
700		1454
701	layout_update (self);
702	layout_get_pixel_size (self, &w, &h);	1455	layout_get_pixel_size (self, &w, &h);
703		1456
704	EXTEND (SP, 2);	1457	EXTEND (SP, 2);
705	PUSHs (sv_2mortal (newSViv (w)));	1458	PUSHs (sv_2mortal (newSViv (w)));
706	PUSHs (sv_2mortal (newSViv (h)));	1459	PUSHs (sv_2mortal (newSViv (h)));
707	}	1460	}
708		1461
709	int	1462	int
710	xy_to_index (CFClient::Layout self, int x, int y)	1463	descent (DC::Layout self)
711	CODE:	1464	CODE:
712	{	1465	{
713	int index, trailing;	1466	PangoRectangle rect;
714		1467	PangoLayoutLine *line = pango_layout_get_line_readonly (self->pl, 0);
715	layout_update (self);	1468	pango_layout_line_get_pixel_extents (line, 0, &rect);
716	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1469	RETVAL = PANGO_DESCENT (rect);
717
718	RETVAL = index;
719	}	1470	}
720	OUTPUT:	1471	OUTPUT:
721	RETVAL	1472	RETVAL
722		1473
		1474	int
		1475	xy_to_index (DC::Layout self, int x, int y)
		1476	CODE:
		1477	{
		1478	int index, trailing;
		1479	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1480	RETVAL = index + trailing;
		1481	}
		1482	OUTPUT:
		1483	RETVAL
		1484
723	void	1485	void
724	cursor_pos (CFClient::Layout self, int index)	1486	cursor_pos (DC::Layout self, int index)
725	PPCODE:	1487	PPCODE:
726	{	1488	{
727	PangoRectangle strong_pos;	1489	PangoRectangle pos;
728	layout_update (self);
729	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1490	pango_layout_get_cursor_pos (self->pl, index, &pos, 0);
730		1491
731	EXTEND (SP, 3);	1492	EXTEND (SP, 3);
732	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1493	PUSHs (sv_2mortal (newSViv (pos.x / PANGO_SCALE)));
733	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1494	PUSHs (sv_2mortal (newSViv (pos.y / PANGO_SCALE)));
734	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1495	PUSHs (sv_2mortal (newSViv (pos.height / PANGO_SCALE)));
735	}	1496	}
736		1497
737	void	1498	void
738	render (CFClient::Layout self)	1499	index_to_line_x (DC::Layout self, int index, int trailing = 0)
739	PPCODE:	1500	PPCODE:
740	{	1501	{
741	SV *retval;	1502	int line, x;
742	int w, h;
743	FT_Bitmap bitmap;
744		1503
745	layout_update (self);	1504	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
746	layout_get_pixel_size (self, &w, &h);	1505	#if !PANGO_VERSION_CHECK (1, 17, 3)
747		1506	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
748	retval = newSV (w * h);	1507	--line;
749	SvPOK_only (retval);	1508	#endif
750	SvCUR_set (retval, w * h);
751
752	bitmap.rows = h;
753	bitmap.width = w;
754	bitmap.pitch = w;
755	bitmap.buffer = (unsigned char*)SvPVX (retval);
756	bitmap.num_grays = 256;
757	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
758
759	memset (bitmap.buffer, 0, w * h);
760
761	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
762
763	EXTEND (SP, 3);	1509	EXTEND (SP, 2);
764	PUSHs (sv_2mortal (newSViv (w)));	1510	PUSHs (sv_2mortal (newSViv (line)));
		1511	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1512	}
		1513
		1514	void
		1515	line_x_to_index (DC::Layout self, int line, int x)
		1516	PPCODE:
		1517	{
		1518	PangoLayoutLine *lp;
		1519	int index, trailing;
		1520
		1521	if (line < 0)
		1522	XSRETURN_EMPTY;
		1523
		1524	if (!(lp = pango_layout_get_line_readonly (self->pl, line)))
		1525	XSRETURN_EMPTY; /* do better */
		1526
		1527	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1528
		1529	EXTEND (SP, 2);
		1530	if (GIMME_V == G_SCALAR)
		1531	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1532	else
		1533	{
765	PUSHs (sv_2mortal (newSViv (h)));	1534	PUSHs (sv_2mortal (newSViv (index)));
766	PUSHs (sv_2mortal (retval));	1535	PUSHs (sv_2mortal (newSViv (trailing)));
		1536	}
767	}	1537	}
768		1538
		1539	void
		1540	render (DC::Layout self, float x, float y, int flags = 0)
		1541	CODE:
		1542	rc_clear (self->rc);
		1543	pango_opengl_render_layout_subpixel (
		1544	self->pl,
		1545	self->rc,
		1546	x * PANGO_SCALE, y * PANGO_SCALE,
		1547	self->r, self->g, self->b, self->a,
		1548	flags
		1549	);
		1550	// we assume that context_change actually clears/frees stuff
		1551	// and does not do any recomputation...
		1552	pango_layout_context_changed (self->pl);
		1553
		1554	void
		1555	draw (DC::Layout self)
		1556	CODE:
		1557	{
		1558	glEnable (GL_TEXTURE_2D);
		1559	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
		1560	glEnable (GL_BLEND);
		1561	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1562	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1563	glEnable (GL_ALPHA_TEST);
		1564	glAlphaFunc (GL_GREATER, 7.f / 255.f);
		1565
		1566	rc_draw (self->rc);
		1567
		1568	glDisable (GL_ALPHA_TEST);
		1569	glDisable (GL_BLEND);
		1570	glDisable (GL_TEXTURE_2D);
		1571	}
		1572
769	MODULE = CFClient PACKAGE = CFClient::Texture	1573	MODULE = Deliantra::Client PACKAGE = DC::Texture
770		1574
		1575	PROTOTYPES: ENABLE
		1576
771	void	1577	void
		1578	pad (SV *data_, int ow, int oh, int nw, int nh)
		1579	CODE:
		1580	{
		1581	if ((nw != ow || nh != oh) && SvOK (data_))
		1582	{
		1583	STRLEN datalen;
		1584	char *data = SvPVbyte (data_, datalen);
		1585	int bpp = datalen / (ow * oh);
		1586	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1587
		1588	SvPOK_only (result_);
		1589	SvCUR_set (result_, nw * nh * bpp);
		1590
		1591	memset (SvPVX (result_), 0, nw * nh * bpp);
		1592	while (oh--)
		1593	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1594
		1595	sv_setsv (data_, result_);
		1596	}
		1597	}
		1598
		1599	void
772	draw_quad (SV *self, float x, float y, float w = 0, float h = 0)	1600	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
773	PROTOTYPE: $$$;$$	1601	PROTOTYPE: $$$;$$
		1602	ALIAS:
		1603	draw_quad_alpha = 1
		1604	draw_quad_alpha_premultiplied = 2
774	CODE:	1605	CODE:
775	{	1606	{
776	HV *hv = (HV *)SvRV (self);	1607	HV *hv = (HV *)SvRV (self);
777	float s = SvNV (*hv_fetch (hv, "s", 1, 1));	1608	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
778	float t = SvNV (*hv_fetch (hv, "t", 1, 1));	1609	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
779	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1610	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
780	int wrap_mode = SvIV (*hv_fetch (hv, "wrap_mode", 9, 1));	1611
		1612	if (name <= 0)
		1613	XSRETURN_EMPTY;
781		1614
782	if (items < 5)	1615	if (items < 5)
783	{	1616	{
784	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1617	w = SvNV (*hv_fetch (hv, "w", 1, 1));
785	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1618	h = SvNV (*hv_fetch (hv, "h", 1, 1));
786	}	1619	}
787		1620
		1621	if (ix)
		1622	{
		1623	glEnable (GL_BLEND);
		1624
		1625	if (ix == 2)
		1626	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1627	else
		1628	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1629	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1630
		1631	glEnable (GL_ALPHA_TEST);
		1632	glAlphaFunc (GL_GREATER, 0.01f);
		1633	}
		1634
788	glBindTexture (GL_TEXTURE_2D, name);	1635	glBindTexture (GL_TEXTURE_2D, name);
789	if (wrap_mode) {	1636
790	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
791	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
792	}
793	glBegin (GL_QUADS);	1637	glBegin (GL_QUADS);
794	glTexCoord2f (0, 0); glVertex2f (x , y );	1638	glTexCoord2f (0, 0); glVertex2f (x , y );
795	glTexCoord2f (0, t); glVertex2f (x , y + h);	1639	glTexCoord2f (0, t); glVertex2f (x , y + h);
796	glTexCoord2f (s, t); glVertex2f (x + w, y + h);	1640	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
797	glTexCoord2f (s, 0); glVertex2f (x + w, y );	1641	glTexCoord2f (s, 0); glVertex2f (x + w, y );
798	glEnd ();	1642	glEnd ();
799	}
800		1643
		1644	if (ix)
		1645	{
		1646	glDisable (GL_ALPHA_TEST);
		1647	glDisable (GL_BLEND);
		1648	}
		1649	}
		1650
		1651	IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
		1652	CODE:
		1653	{
		1654	GLint width;
		1655	glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
		1656	glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
		1657	RETVAL = width > 0;
		1658	}
		1659	OUTPUT:
		1660	RETVAL
		1661
801	MODULE = CFClient PACKAGE = CFClient::Map	1662	MODULE = Deliantra::Client PACKAGE = DC::Map
802		1663
803	CFClient::Map	1664	PROTOTYPES: DISABLE
804	new (SV *class, int map_width, int map_height)	1665
		1666	DC::Map
		1667	new (SV *class)
805	CODE:	1668	CODE:
806	New (0, RETVAL, 1, struct map);	1669	New (0, RETVAL, 1, struct map);
807	RETVAL->x = 0;	1670	RETVAL->x = 0;
808	RETVAL->y = 0;	1671	RETVAL->y = 0;
809	RETVAL->w = map_width;	1672	RETVAL->w = 0;
810	RETVAL->h = map_height;	1673	RETVAL->h = 0;
811	RETVAL->ox = 0;	1674	RETVAL->ox = 0;
812	RETVAL->oy = 0;	1675	RETVAL->oy = 0;
813	RETVAL->faces = 8192;	1676	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
814	Newz (0, RETVAL->face, RETVAL->faces, mapface);	1677	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
815	RETVAL->texs = 8192;
816	Newz (0, RETVAL->tex, RETVAL->texs, maptex);
817	RETVAL->rows = 0;	1678	RETVAL->rows = 0;
818	RETVAL->row = 0;	1679	RETVAL->row = 0;
819	OUTPUT:	1680	OUTPUT:
820	RETVAL	1681	RETVAL
821		1682
822	void	1683	void
823	DESTROY (CFClient::Map self)	1684	DESTROY (DC::Map self)
824	CODE:	1685	CODE:
825	{	1686	{
826	map_clear (self);	1687	map_clear (self);
827	Safefree (self->face);	1688	Safefree (self->face2tile);
		1689	Safefree (self->tex);
828	Safefree (self);	1690	Safefree (self);
829	}	1691	}
830		1692
831	void	1693	void
		1694	resize (DC::Map self, int map_width, int map_height)
		1695	CODE:
		1696	self->w = map_width;
		1697	self->h = map_height;
		1698
		1699	void
832	clear (CFClient::Map self)	1700	clear (DC::Map self)
833	CODE:	1701	CODE:
834	map_clear (self);	1702	map_clear (self);
835		1703
836	void	1704	void
837	set_face (CFClient::Map self, int face, int texid)	1705	set_tileid (DC::Map self, int face, int tile)
838	CODE:	1706	CODE:
839	{	1707	{
840	while (self->faces <= face)	1708	need_facenum (self, face); self->face2tile [face] = tile;
841	{	1709	need_texid (self, tile);
842	Append (mapface, self->face, self->faces, self->faces);
843	self->faces *= 2;
844	}
845
846	self->face [face] = texid;
847	}	1710	}
848		1711
849	void	1712	void
		1713	set_smooth (DC::Map self, int face, int smooth, int level)
		1714	CODE:
		1715	{
		1716	tileid texid;
		1717	maptex *tex;
		1718
		1719	if (face < 0 || face >= self->faces)
		1720	return;
		1721
		1722	if (smooth < 0 || smooth >= self->faces)
		1723	return;
		1724
		1725	texid = self->face2tile [face];
		1726
		1727	if (!texid)
		1728	return;
		1729
		1730	tex = self->tex + texid;
		1731	tex->smoothtile = self->face2tile [smooth];
		1732	tex->smoothlevel = level;
		1733	}
		1734
		1735	void
850	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)	1736	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)
851	CODE:	1737	CODE:
852	{	1738	{
853	while (self->texs <= texid)	1739	need_texid (self, texid);
854	{
855	Append (maptex, self->tex, self->texs, self->texs);
856	self->texs *= 2;
857	}
858		1740
859	{	1741	{
860	maptex *tex = self->tex + texid;	1742	maptex *tex = self->tex + texid;
861		1743
862	tex->name = name;	1744	tex->name = name;
…		…
867	tex->r = r;	1749	tex->r = r;
868	tex->g = g;	1750	tex->g = g;
869	tex->b = b;	1751	tex->b = b;
870	tex->a = a;	1752	tex->a = a;
871	}	1753	}
		1754
		1755	// somewhat hackish, but for textures that require it, it really
		1756	// improves the look, and most others don't suffer.
		1757	glBindTexture (GL_TEXTURE_2D, name);
		1758	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1759	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1760	// use uglier nearest interpolation because linear suffers
		1761	// from transparent color bleeding and ugly wrapping effects.
		1762	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
872	}	1763	}
873		1764
874	int	1765	int
875	ox (CFClient::Map self)	1766	ox (DC::Map self)
876	ALIAS:	1767	ALIAS:
877	oy = 1	1768	oy = 1
		1769	x = 2
		1770	y = 3
		1771	w = 4
		1772	h = 5
878	CODE:	1773	CODE:
879	switch (ix)	1774	switch (ix)
880	{	1775	{
881	case 0: RETVAL = self->ox; break;	1776	case 0: RETVAL = self->ox; break;
882	case 1: RETVAL = self->oy; break;	1777	case 1: RETVAL = self->oy; break;
		1778	case 2: RETVAL = self->x; break;
		1779	case 3: RETVAL = self->y; break;
		1780	case 4: RETVAL = self->w; break;
		1781	case 5: RETVAL = self->h; break;
883	}	1782	}
884	OUTPUT:	1783	OUTPUT:
885	RETVAL	1784	RETVAL
886		1785
887	void	1786	void
888	scroll (CFClient::Map self, int dx, int dy)	1787	scroll (DC::Map self, int dx, int dy)
889	CODE:	1788	CODE:
890	{	1789	{
891	if (dx > 0)	1790	if (dx > 0)
892	map_blank (self, self->x, self->y, dx - 1, self->h);	1791	map_blank (self, self->x, self->y, dx, self->h);
893	else if (dx < 0)	1792	else if (dx < 0)
894	map_blank (self, self->x + self->w + dx + 1, self->y, 1 - dx, self->h);	1793	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
895		1794
896	if (dy > 0)	1795	if (dy > 0)
897	map_blank (self, self->x, self->y, self->w, dy - 1);	1796	map_blank (self, self->x, self->y, self->w, dy);
898	else if (dy < 0)	1797	else if (dy < 0)
899	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, 1 - dy);	1798	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
900		1799
901	self->ox += dx; self->x += dx;	1800	self->ox += dx; self->x += dx;
902	self->oy += dy; self->y += dy;	1801	self->oy += dy; self->y += dy;
903		1802
904	while (self->y < 0)	1803	while (self->y < 0)
…		…
908	self->rows += MAP_EXTEND_Y;	1807	self->rows += MAP_EXTEND_Y;
909	self->y += MAP_EXTEND_Y;	1808	self->y += MAP_EXTEND_Y;
910	}	1809	}
911	}	1810	}
912		1811
913	void	1812	SV *
914	map1a_update (CFClient::Map self, SV *data_)	1813	map1a_update (DC::Map self, SV *data_, int extmap)
915	CODE:	1814	CODE:
916	{	1815	{
917	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);	1816	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
918	uint8_t *data_end = (uint8_t *)SvEND (data_);	1817	uint8_t *data_end = (uint8_t *)SvEND (data_);
919	mapcell *cell;	1818	mapcell *cell;
920	int x, y, flags;	1819	int x, y, z, flags;
		1820	AV *missing = newAV ();
		1821	RETVAL = newRV_noinc ((SV *)missing);
921		1822
922	while (data < data_end)	1823	while (data < data_end - 1)
923	{	1824	{
924	flags = (data [0] << 8) + data [1]; data += 2;	1825	flags = (data [0] << 8) + data [1]; data += 2;
925		1826
926	x = ((flags >> 10) & 63) + self->x;	1827	x = self->x + ((flags >> 10) & 63);
927	y = ((flags >> 4) & 63) + self->y;	1828	y = self->y + ((flags >> 4) & 63);
928		1829
929	cell = map_get_cell (self, x, y);	1830	cell = map_get_cell (self, x, y);
930		1831
931	if (flags & 15)	1832	if (flags & 15)
932	{	1833	{
933	if (cell->darkness < 0)	1834	if (!cell->darkness)
934	{	1835	{
		1836	memset (cell, 0, sizeof (*cell));
935	cell->darkness = 0;	1837	cell->darkness = 256;
936	cell->face [0] = 0;
937	cell->face [1] = 0;
938	cell->face [2] = 0;
939	}	1838	}
940		1839
941	cell->darkness = flags & 8 ? *data++ : 255;
942
943	//TODO: don't trust server data to be in-range(!)	1840	//TODO: don't trust server data to be in-range(!)
944		1841
945	if (flags & 4)	1842	if (flags & 8)
946	{	1843	{
947	cell->face [0] = self->face [(data [0] << 8) + data [1]]; data += 2;	1844	if (extmap)
		1845	{
		1846	uint8_t ext, cmd;
		1847
		1848	do
		1849	{
		1850	ext = *data++;
		1851	cmd = ext & 0x7f;
		1852
		1853	if (cmd < 4)
		1854	cell->darkness = 255 - ext * 64 + 1;
		1855	else if (cmd == 5) // health
		1856	{
		1857	cell->stat_width = 1;
		1858	cell->stat_hp = *data++;
		1859	}
		1860	else if (cmd == 6) // monster width
		1861	cell->stat_width = *data++ + 1;
		1862	else if (cmd == 0x47)
		1863	{
		1864	if (*data == 1) cell->player = data [1];
		1865	else if (*data == 2) cell->player = data [2] + (data [1] << 8);
		1866	else if (*data == 3) cell->player = data [3] + (data [2] << 8) + (data [1] << 16);
		1867	else if (*data == 4) cell->player = data [4] + (data [3] << 8) + (data [2] << 16) + (data [1] << 24);
		1868
		1869	data += *data + 1;
		1870	}
		1871	else if (cmd == 8) // cell flags
		1872	cell->flags = *data++;
		1873	else if (ext & 0x40) // unknown, multibyte => skip
		1874	data += *data + 1;
		1875	else
		1876	data++;
		1877	}
		1878	while (ext & 0x80);
		1879	}
		1880	else
		1881	cell->darkness = *data++ + 1;
948	}	1882	}
949		1883
		1884	for (z = 0; z <= 2; ++z)
950	if (flags & 2)	1885	if (flags & (4 >> z))
951	{	1886	{
952	cell->face [1] = self->face [(data [0] << 8) + data [1]]; data += 2;	1887	faceid face = (data [0] << 8) + data [1]; data += 2;
		1888	need_facenum (self, face);
		1889	cell->tile [z] = self->face2tile [face];
		1890
		1891	if (cell->tile [z])
		1892	{
		1893	maptex *tex = self->tex + cell->tile [z];
		1894	if (!tex->name)
		1895	av_push (missing, newSViv (cell->tile [z]));
		1896
		1897	if (tex->smoothtile)
		1898	{
		1899	maptex *smooth = self->tex + tex->smoothtile;
		1900	if (!smooth->name)
		1901	av_push (missing, newSViv (tex->smoothtile));
		1902	}
		1903	}
953	}	1904	}
954
955	if (flags & 1)
956	{
957	cell->face [2] = self->face [(data [0] << 8) + data [1]]; data += 2;
958	}
959	}	1905	}
960	else	1906	else
961	cell->darkness = -1;	1907	CELL_CLEAR (cell);
962	}	1908	}
963	}	1909	}
		1910	OUTPUT:
		1911	RETVAL
964		1912
965	SV *	1913	SV *
966	mapmap (CFClient::Map self, int x0, int y0, int w, int h)	1914	mapmap (DC::Map self, int x0, int y0, int w, int h)
967	CODE:	1915	CODE:
968	{	1916	{
969	int x1, x;	1917	int x1, x;
970	int y1, y;	1918	int y1, y;
971	int z;	1919	int z;
…		…
992	{	1940	{
993	mapcell *cell = row->col + (x - row->c0);	1941	mapcell *cell = row->col + (x - row->c0);
994		1942
995	for (z = 0; z <= 0; z++)	1943	for (z = 0; z <= 0; z++)
996	{	1944	{
997	mapface face = cell->face [z];
998
999	if (face)
1000	{
1001	maptex tex = self->tex [face];	1945	maptex tex = self->tex [cell->tile [z]];
1002	int a0 = 255 - tex.a;	1946	int a0 = 255 - tex.a;
1003	int a1 = tex.a;	1947	int a1 = tex.a;
1004		1948
1005	r = (r * a0 + tex.r * a1) / 255;	1949	r = (r * a0 + tex.r * a1) / 255;
1006	g = (g * a0 + tex.g * a1) / 255;	1950	g = (g * a0 + tex.g * a1) / 255;
1007	b = (b * a0 + tex.b * a1) / 255;	1951	b = (b * a0 + tex.b * a1) / 255;
1008	a = (a * a0 + tex.a * a1) / 255;	1952	a = (a * a0 + tex.a * a1) / 255;
1009	}
1010	}	1953	}
1011	}	1954	}
1012		1955
1013	*map++ = (r )	1956	*map++ = (r )
1014	| (g << 8)	1957	| (g << 8)
…		…
1021	}	1964	}
1022	OUTPUT:	1965	OUTPUT:
1023	RETVAL	1966	RETVAL
1024		1967
1025	void	1968	void
1026	draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)	1969	draw (DC::Map self, int mx, int my, int sw, int sh, int T, U32 player = 0xffffffff, int sdx = 0, int sdy = 0)
		1970	CODE:
		1971	{
		1972	int x, y, z;
		1973
		1974	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1975	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1976	static uint8_t smooth_max[256][256]; // egad, fast and wasteful on memory (64k)
		1977	smooth_key skey;
		1978	int pl_x, pl_y;
		1979	maptex pl_tex;
		1980	rc_t *rc = rc_alloc ();
		1981	rc_key_t key;
		1982	rc_array_t *arr;
		1983
		1984	pl_tex.name = 0;
		1985
		1986	// thats current max. sorry.
		1987	if (sw > 255) sw = 255;
		1988	if (sh > 255) sh = 255;
		1989
		1990	// clear key, in case of extra padding
		1991	memset (&skey, 0, sizeof (skey));
		1992
		1993	memset (&key, 0, sizeof (key));
		1994	key.r = 255;
		1995	key.g = 255;
		1996	key.b = 255;
		1997	key.a = 255;
		1998	key.mode = GL_QUADS;
		1999	key.format = GL_T2F_V3F;
		2000	key.texname = -1;
		2001
		2002	mx += self->x;
		2003	my += self->y;
		2004
		2005	// first pass: determine smooth_max
		2006	// rather ugly, if you ask me
		2007	// could also be stored inside mapcell and updated on change
		2008	memset (smooth_max, 0, sizeof (smooth_max));
		2009
		2010	for (y = 0; y < sh; y++)
		2011	if (0 <= y + my && y + my < self->rows)
		2012	{
		2013	maprow *row = self->row + (y + my);
		2014
		2015	for (x = 0; x < sw; x++)
		2016	if (row->c0 <= x + mx && x + mx < row->c1)
		2017	{
		2018	mapcell *cell = row->col + (x + mx - row->c0);
		2019
		2020	smooth_max[x + 1][y + 1] =
		2021	MAX (self->tex [cell->tile [0]].smoothlevel,
		2022	MAX (self->tex [cell->tile [1]].smoothlevel,
		2023	self->tex [cell->tile [2]].smoothlevel));
		2024	}
		2025	}
		2026
		2027	glEnable (GL_BLEND);
		2028	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2029	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2030
		2031	for (z = 0; z <= 2; z++)
		2032	{
		2033	memset (smooth_level, 0, sizeof (smooth_level));
		2034
		2035	for (y = 0; y < sh; y++)
		2036	if (0 <= y + my && y + my < self->rows)
		2037	{
		2038	maprow *row = self->row + (y + my);
		2039
		2040	for (x = 0; x < sw; x++)
		2041	if (row->c0 <= x + mx && x + mx < row->c1)
		2042	{
		2043	mapcell *cell = row->col + (x + mx - row->c0);
		2044	tileid tile = cell->tile [z];
		2045
		2046	if (tile)
		2047	{
		2048	maptex tex = self->tex [tile];
		2049	int px = (x + 1) * T - tex.w;
		2050	int py = (y + 1) * T - tex.h;
		2051
		2052	if (key.texname != tex.name)
		2053	{
		2054	if (!tex.name)
		2055	tex = self->tex [2]; /* missing, replace by noface */
		2056
		2057	key.texname = tex.name;
		2058	arr = rc_array (rc, &key);
		2059	}
		2060
		2061	if (expect_false (cell->player == player) && expect_false (z == 2))
		2062	{
		2063	pl_x = px;
		2064	pl_y = py;
		2065	pl_tex = tex;
		2066	continue;
		2067	}
		2068
		2069	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2070	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2071	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2072	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2073
		2074	if (expect_false (cell->flags) && expect_false (z == 2))
		2075	{
		2076	// overlays such as the speech bubble, probably more to come
		2077	if (cell->flags & 1)
		2078	{
		2079	maptex tex = self->tex [1];
		2080	int px = x * T + T * 2 / 32;
		2081	int py = y * T - T * 6 / 32;
		2082
		2083	if (tex.name)
		2084	{
		2085	if (key.texname != tex.name)
		2086	{
		2087	key.texname = tex.name;
		2088	arr = rc_array (rc, &key);
		2089	}
		2090
		2091	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2092	rc_t2f_v3f (arr, 0 , tex.t, px , py + T, 0);
		2093	rc_t2f_v3f (arr, tex.s, tex.t, px + T, py + T, 0);
		2094	rc_t2f_v3f (arr, tex.s, 0 , px + T, py , 0);
		2095	}
		2096	}
		2097	}
		2098
		2099	// update smooth hash
		2100	if (tex.smoothtile)
		2101	{
		2102	skey.tile = tex.smoothtile;
		2103	skey.level = tex.smoothlevel;
		2104
		2105	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		2106
		2107	// add bits to current tile and all neighbours. skey.x|y is
		2108	// shifted +1|+1 so we always stay positive.
		2109
		2110	// bits is ___n cccc CCCC bbbb
		2111	// n do not draw borders&corners
		2112	// c draw these corners, but...
		2113	// C ... not these
		2114	// b draw these borders
		2115
		2116	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		2117	// ┃· ·· ·┃ ━━
		2118
		2119	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		2120	// ·· ·· ·┏ ┓·
		2121
		2122	// full tile
		2123	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		2124
		2125	// borders
		2126	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		2127	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		2128	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		2129	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		2130
		2131	// corners
		2132	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		2133	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		2134	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		2135	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		2136	}
		2137	}
		2138	}
		2139	}
		2140
		2141	rc_draw (rc);
		2142	rc_clear (rc);
		2143
		2144	// go through all smoothlevels, lowest to highest, then draw.
		2145	// this is basically counting sort
		2146	{
		2147	int w, b;
		2148
		2149	glEnable (GL_TEXTURE_2D);
		2150	glBegin (GL_QUADS);
		2151	for (w = 0; w < 256 / 32; ++w)
		2152	{
		2153	uint32_t smask = smooth_level [w];
		2154	if (smask)
		2155	for (b = 0; b < 32; ++b)
		2156	if (smask & (((uint32_t)1) << b))
		2157	{
		2158	int level = (w << 5) | b;
		2159	HE *he;
		2160
		2161	hv_iterinit (smooth);
		2162	while ((he = hv_iternext (smooth)))
		2163	{
		2164	smooth_key *skey = (smooth_key *)HeKEY (he);
		2165	IV bits = SvIVX (HeVAL (he));
		2166
		2167	if (!(bits & 0x1000)
		2168	&& skey->level == level
		2169	&& level > smooth_max [skey->x][skey->y])
		2170	{
		2171	maptex tex = self->tex [skey->tile];
		2172	int px = (((int)skey->x) - 1) * T;
		2173	int py = (((int)skey->y) - 1) * T;
		2174	int border = bits & 15;
		2175	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		2176	float dx = tex.s * .0625f; // 16 images/row
		2177	float dy = tex.t * .5f ; // 2 images/column
		2178
		2179	if (tex.name)
		2180	{
		2181	// this time avoiding texture state changes
		2182	// save gobs of state changes.
		2183	if (key.texname != tex.name)
		2184	{
		2185	glEnd ();
		2186	glBindTexture (GL_TEXTURE_2D, key.texname = tex.name);
		2187	glBegin (GL_QUADS);
		2188	}
		2189
		2190	if (border)
		2191	{
		2192	float ox = border * dx;
		2193
		2194	glTexCoord2f (ox , 0.f ); glVertex2i (px , py );
		2195	glTexCoord2f (ox , dy ); glVertex2i (px , py + T);
		2196	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py + T);
		2197	glTexCoord2f (ox + dx, 0.f ); glVertex2i (px + T, py );
		2198	}
		2199
		2200	if (corner)
		2201	{
		2202	float ox = corner * dx;
		2203
		2204	glTexCoord2f (ox , dy ); glVertex2i (px , py );
		2205	glTexCoord2f (ox , dy * 2.f); glVertex2i (px , py + T);
		2206	glTexCoord2f (ox + dx, dy * 2.f); glVertex2i (px + T, py + T);
		2207	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py );
		2208	}
		2209	}
		2210	}
		2211	}
		2212	}
		2213	}
		2214
		2215	glEnd ();
		2216	glDisable (GL_TEXTURE_2D);
		2217	key.texname = -1;
		2218	}
		2219
		2220	hv_clear (smooth);
		2221	}
		2222
		2223	if (pl_tex.name)
		2224	{
		2225	maptex tex = pl_tex;
		2226	int px = pl_x + sdx;
		2227	int py = pl_y + sdy;
		2228
		2229	key.texname = tex.name;
		2230	arr = rc_array (rc, &key);
		2231
		2232	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2233	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2234	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2235	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2236
		2237	rc_draw (rc);
		2238	}
		2239
		2240	glDisable (GL_BLEND);
		2241	rc_free (rc);
		2242
		2243	// top layer: overlays such as the health bar
		2244	for (y = 0; y < sh; y++)
		2245	if (0 <= y + my && y + my < self->rows)
		2246	{
		2247	maprow *row = self->row + (y + my);
		2248
		2249	for (x = 0; x < sw; x++)
		2250	if (row->c0 <= x + mx && x + mx < row->c1)
		2251	{
		2252	mapcell *cell = row->col + (x + mx - row->c0);
		2253
		2254	int px = x * T;
		2255	int py = y * T;
		2256
		2257	if (cell->stat_hp)
		2258	{
		2259	int width = cell->stat_width * T;
		2260	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		2261
		2262	glColor3ub (0, 0, 0);
		2263	glRectf (px + 1, py - thick - 2,
		2264	px + width - 1, py);
		2265
		2266	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		2267	glRectf (px + 2,
		2268	py - thick - 1,
		2269	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		2270	}
		2271	}
		2272	}
		2273	}
		2274
		2275	void
		2276	draw_magicmap (DC::Map self, int dx, int dy, int w, int h, unsigned char *data)
		2277	CODE:
		2278	{
		2279	static float color[16][3] = {
		2280	{ 0.00F, 0.00F, 0.00F },
		2281	{ 1.00F, 1.00F, 1.00F },
		2282	{ 0.00F, 0.00F, 0.55F },
		2283	{ 1.00F, 0.00F, 0.00F },
		2284
		2285	{ 1.00F, 0.54F, 0.00F },
		2286	{ 0.11F, 0.56F, 1.00F },
		2287	{ 0.93F, 0.46F, 0.00F },
		2288	{ 0.18F, 0.54F, 0.34F },
		2289
		2290	{ 0.56F, 0.73F, 0.56F },
		2291	{ 0.80F, 0.80F, 0.80F },
		2292	{ 0.55F, 0.41F, 0.13F },
		2293	{ 0.99F, 0.77F, 0.26F },
		2294
		2295	{ 0.74F, 0.65F, 0.41F },
		2296
		2297	{ 0.00F, 1.00F, 1.00F },
		2298	{ 1.00F, 0.00F, 1.00F },
		2299	{ 1.00F, 1.00F, 0.00F },
		2300	};
		2301
		2302	int x, y;
		2303
		2304	glEnable (GL_TEXTURE_2D);
		2305	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2306	glEnable (GL_BLEND);
		2307	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2308	glBegin (GL_QUADS);
		2309
		2310	for (y = 0; y < h; y++)
		2311	for (x = 0; x < w; x++)
		2312	{
		2313	unsigned char m = data [x + y * w];
		2314
		2315	if (m)
		2316	{
		2317	float *c = color [m & 15];
		2318
		2319	float tx1 = m & 0x40 ? 0.5 : 0.;
		2320	float tx2 = tx1 + 0.5;
		2321
		2322	glColor4f (c[0], c[1], c[2], 0.75);
		2323	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		2324	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		2325	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		2326	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		2327	}
		2328	}
		2329
		2330	glEnd ();
		2331	glDisable (GL_BLEND);
		2332	glDisable (GL_TEXTURE_2D);
		2333	}
		2334
		2335	void
		2336	fow_texture (DC::Map self, int mx, int my, int sw, int sh)
1027	PPCODE:	2337	PPCODE:
1028	{	2338	{
1029	int vx, vy;
1030	int x, y, z;	2339	int x, y;
1031	int last_name;	2340	int sw1 = sw + 2;
1032	mapface face;	2341	int sh1 = sh + 2;
		2342	int sh3 = sh * 3;
1033	int sw4 = (sw + 3) & ~3;	2343	int sw34 = (sw * 3 + 3) & ~3;
		2344	uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
1034	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));	2345	SV *darkness3_sv = sv_2mortal (newSV (sw34 * sh3));
1035	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);	2346	uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
1036		2347
1037	memset (darkness, 255, sw4 * sh);
1038	SvPOK_only (darkness_sv);	2348	SvPOK_only (darkness3_sv);
1039	SvCUR_set (darkness_sv, sw4 * sh);	2349	SvCUR_set (darkness3_sv, sw34 * sh3);
1040		2350
1041	vx = self->x + (self->w - sw) / 2 - shift_x;	2351	mx += self->x - 1;
1042	vy = self->y + (self->h - sh) / 2 - shift_y;	2352	my += self->y - 1;
1043		2353
1044	/*	2354	memset (darkness1, 255 - FOW_DARKNESS, sw1 * sh1);
1045	int vx = self->vx = self->w >= sw
1046	? self->x + (self->w - sw) / 2
1047	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
1048		2355
1049	int vy = self->vy = self->h >= sh
1050	? self->y + (self->h - sh) / 2
1051	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
1052	*/
1053
1054	glColor4ub (255, 255, 255, 255);
1055
1056	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1057	glEnable (GL_BLEND);
1058	glEnable (GL_TEXTURE_2D);
1059	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
1060
1061	glBegin (GL_QUADS);
1062
1063	last_name = 0;
1064
1065	for (z = 0; z < 3; z++)
1066	for (y = 0; y < sh; y++)	2356	for (y = 0; y < sh1; y++)
1067	if (0 <= y + vy && y + vy < self->rows)	2357	if (0 <= y + my && y + my < self->rows)
1068	{	2358	{
1069	maprow *row = self->row + (y + vy);	2359	maprow *row = self->row + (y + my);
1070		2360
1071	for (x = 0; x < sw; x++)	2361	for (x = 0; x < sw1; x++)
1072	if (row->c0 <= x + vx && x + vx < row->c1)	2362	if (row->c0 <= x + mx && x + mx < row->c1)
1073	{	2363	{
1074	mapcell *cell = row->col + (x + vx - row->c0);	2364	mapcell *cell = row->col + (x + mx - row->c0);
1075		2365
1076	darkness[y * sw4 + x] = cell->darkness < 0	2366	darkness1 [y * sw1 + x] = cell->darkness
		2367	? 255 - (cell->darkness - 1)
1077	? 255 - FOW_DARKNESS	2368	: 255 - FOW_DARKNESS;
1078	: 255 - cell->darkness;
1079
1080	face = cell->face [z];
1081
1082	if (face)
1083	{
1084	maptex tex = self->tex [face];
1085
1086	int px = (x + 1) * 32 - tex.w;
1087	int py = (y + 1) * 32 - tex.h;
1088
1089	if (last_name != tex.name)
1090	{
1091	glEnd ();
1092	last_name = tex.name;
1093	glBindTexture (GL_TEXTURE_2D, last_name);
1094	glBegin (GL_QUADS);
1095	}
1096
1097	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
1098	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
1099	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
1100	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
1101	}
1102	}	2369	}
1103	}	2370	}
1104		2371
1105	glEnd ();	2372	for (y = 0; y < sh; ++y)
		2373	for (x = 0; x < sw; ++x)
		2374	{
		2375	uint8_t d11 = darkness1 [(y ) * sw1 + x ];
		2376	uint8_t d21 = darkness1 [(y ) * sw1 + x + 1];
		2377	uint8_t d31 = darkness1 [(y ) * sw1 + x + 2];
		2378	uint8_t d12 = darkness1 [(y + 1) * sw1 + x ];
		2379	uint8_t d22 = darkness1 [(y + 1) * sw1 + x + 1];
		2380	uint8_t d32 = darkness1 [(y + 1) * sw1 + x + 2];
		2381	uint8_t d13 = darkness1 [(y + 2) * sw1 + x ];
		2382	uint8_t d23 = darkness1 [(y + 2) * sw1 + x + 1];
		2383	uint8_t d33 = darkness1 [(y + 2) * sw1 + x + 2];
1106		2384
1107	glDisable (GL_TEXTURE_2D);	2385	uint8_t r11 = (d11 + d21 + d12) / 3;
1108	glDisable (GL_BLEND);	2386	uint8_t r21 = d21;
		2387	uint8_t r31 = (d21 + d31 + d32) / 3;
		2388
		2389	uint8_t r12 = d12;
		2390	uint8_t r22 = d22;
		2391	uint8_t r32 = d32;
		2392
		2393	uint8_t r13 = (d13 + d23 + d12) / 3;
		2394	uint8_t r23 = d23;
		2395	uint8_t r33 = (d23 + d33 + d32) / 3;
		2396
		2397	darkness3 [(y * 3 ) * sw34 + (x * 3 )] = MAX (d22, r11);
		2398	darkness3 [(y * 3 ) * sw34 + (x * 3 + 1)] = MAX (d22, r21);
		2399	darkness3 [(y * 3 ) * sw34 + (x * 3 + 2)] = MAX (d22, r31);
		2400	darkness3 [(y * 3 + 1) * sw34 + (x * 3 )] = MAX (d22, r12);
		2401	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 1)] = MAX (d22, r22);
		2402	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 2)] = MAX (d22, r32);
		2403	darkness3 [(y * 3 + 2) * sw34 + (x * 3 )] = MAX (d22, r13);
		2404	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 1)] = MAX (d22, r23);
		2405	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 2)] = MAX (d22, r33);
		2406	}
		2407
		2408	free (darkness1);
1109		2409
1110	EXTEND (SP, 3);	2410	EXTEND (SP, 3);
1111	PUSHs (sv_2mortal (newSViv (sw4)));	2411	PUSHs (sv_2mortal (newSViv (sw34)));
1112	PUSHs (sv_2mortal (newSViv (sh)));	2412	PUSHs (sv_2mortal (newSViv (sh3)));
1113	PUSHs (darkness_sv);	2413	PUSHs (darkness3_sv);
1114	}	2414	}
1115		2415
1116	SV *	2416	SV *
1117	get_rect (CFClient::Map self, int x0, int y0, int w, int h)	2417	get_rect (DC::Map self, int x0, int y0, int w, int h)
1118	CODE:	2418	CODE:
1119	{	2419	{
1120	int x, y, x1, y1;	2420	int x, y, x1, y1;
1121	SV *data_sv = newSV (w * h * 7 + 5);	2421	SV *data_sv = newSV (w * h * 7 + 5);
1122	uint8_t *data = (uint8_t *)SvPVX (data_sv);	2422	uint8_t *data = (uint8_t *)SvPVX (data_sv);
…		…
1147	if (row && row->c0 <= x && x < row->c1)	2447	if (row && row->c0 <= x && x < row->c1)
1148	{	2448	{
1149	mapcell *cell = row->col + (x - row->c0);	2449	mapcell *cell = row->col + (x - row->c0);
1150	uint8_t flags = 0;	2450	uint8_t flags = 0;
1151		2451
1152	if (cell->face [0]) flags |= 1;	2452	if (cell->tile [0]) flags |= 1;
1153	if (cell->face [1]) flags |= 2;	2453	if (cell->tile [1]) flags |= 2;
1154	if (cell->face [2]) flags |= 4;	2454	if (cell->tile [2]) flags |= 4;
1155		2455
1156	*data++ = flags;	2456	*data++ = flags;
1157		2457
1158	if (flags & 1)	2458	if (flags & 1)
1159	{	2459	{
		2460	tileid tile = cell->tile [0];
1160	*data++ = cell->face [0] >> 8;	2461	*data++ = tile >> 8;
1161	*data++ = cell->face [0];	2462	*data++ = tile;
1162	}	2463	}
1163		2464
1164	if (flags & 2)	2465	if (flags & 2)
1165	{	2466	{
		2467	tileid tile = cell->tile [1];
1166	*data++ = cell->face [1] >> 8;	2468	*data++ = tile >> 8;
1167	*data++ = cell->face [1];	2469	*data++ = tile;
1168	}	2470	}
1169		2471
1170	if (flags & 4)	2472	if (flags & 4)
1171	{	2473	{
		2474	tileid tile = cell->tile [2];
1172	*data++ = cell->face [2] >> 8;	2475	*data++ = tile >> 8;
1173	*data++ = cell->face [2];	2476	*data++ = tile;
1174	}	2477	}
1175	}	2478	}
1176	else	2479	else
1177	*data++ = 0;	2480	*data++ = 0;
1178	}	2481	}
1179	}	2482	}
1180		2483
		2484	/* if size is w*h + 5 then no data has been found */
		2485	if (data - (uint8_t *)SvPVX (data_sv) != w * h + 5)
		2486	{
1181	SvPOK_only (data_sv);	2487	SvPOK_only (data_sv);
1182	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));	2488	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2489	}
		2490
1183	RETVAL = data_sv;	2491	RETVAL = data_sv;
1184	}	2492	}
1185	OUTPUT:	2493	OUTPUT:
1186	RETVAL	2494	RETVAL
1187		2495
1188	void	2496	void
1189	set_rect (CFClient::Map self, int x0, int y0, uint8_t *data)	2497	set_rect (DC::Map self, int x0, int y0, SV *data_sv)
1190	PPCODE:	2498	PPCODE:
1191	{	2499	{
1192	int x, y, z;	2500	int x, y, z;
1193	int w, h;	2501	int w, h;
1194	int x1, y1;	2502	int x1, y1;
		2503	STRLEN len;
		2504	uint8_t *data, *end;
		2505
		2506	len = SvLEN (data_sv);
		2507	SvGROW (data_sv, len + 8); // reserve at least 7+ bytes more
		2508	data = SvPVbyte_nolen (data_sv);
		2509	end = data + len + 8;
		2510
		2511	if (len < 5)
		2512	XSRETURN_EMPTY;
1195		2513
1196	if (*data++ != 0)	2514	if (*data++ != 0)
1197	return; /* version mismatch */	2515	XSRETURN_EMPTY; /* version mismatch */
1198		2516
1199	w = *data++ << 8; w |= *data++;	2517	w = *data++ << 8; w |= *data++;
1200	h = *data++ << 8; h |= *data++;	2518	h = *data++ << 8; h |= *data++;
1201		2519
1202	// we need to do this 'cause we don't keep an absolute coord system for rows	2520	// we need to do this 'cause we don't keep an absolute coord system for rows
…		…
1214	{	2532	{
1215	maprow *row = map_get_row (self, y);	2533	maprow *row = map_get_row (self, y);
1216		2534
1217	for (x = x0; x < x1; x++)	2535	for (x = x0; x < x1; x++)
1218	{	2536	{
		2537	uint8_t flags;
		2538
		2539	if (data + 7 >= end)
		2540	XSRETURN_EMPTY;
		2541
1219	uint8_t flags = *data++;	2542	flags = *data++;
1220		2543
1221	if (flags)	2544	if (flags)
1222	{	2545	{
1223	mapface face[3] = { 0, 0, 0 };
1224
1225	mapcell *cell = row_get_cell (row, x);	2546	mapcell *cell = row_get_cell (row, x);
		2547	tileid tile[3] = { 0, 0, 0 };
1226		2548
1227	if (flags & 1) { face[0] = *data++ << 8; face[0] |= *data++; }	2549	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
1228	if (flags & 2) { face[1] = *data++ << 8; face[1] |= *data++; }	2550	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
1229	if (flags & 4) { face[2] = *data++ << 8; face[2] |= *data++; }	2551	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
1230		2552
1231	if (cell->darkness <= 0)	2553	if (cell->darkness == 0)
1232	{	2554	{
1233	cell->darkness = -1;	2555	/*cell->darkness = 0;*/
		2556	EXTEND (SP, 3);
1234		2557
1235	for (z = 0; z <= 2; z++)	2558	for (z = 0; z <= 2; z++)
1236	{	2559	{
1237	cell->face[z] = face[z];	2560	tileid t = tile [z];
1238		2561
1239	if (face[z] && (face[z] >= self->texs || !self->tex[face [z]].name))	2562	if (t >= self->texs || (t && !self->tex [t].name))
		2563	{
1240	XPUSHs (sv_2mortal (newSViv (face[z])));	2564	PUSHs (sv_2mortal (newSViv (t)));
		2565	need_texid (self, t);
		2566	}
		2567
		2568	cell->tile [z] = t;
1241	}	2569	}
1242	}	2570	}
1243	}	2571	}
1244	}	2572	}
1245	}	2573	}
1246	}	2574	}
1247		2575
1248	MODULE = CFClient PACKAGE = CFClient::MixChunk	2576	MODULE = Deliantra::Client PACKAGE = DC::RW
1249		2577
1250	CFClient::MixChunk	2578	DC::RW
1251	new_from_file (SV *class, char *path)	2579	new (SV *class, SV *data_sv)
1252	CODE:	2580	CODE:
1253	RETVAL = Mix_LoadWAV (path);	2581	{
		2582	STRLEN datalen;
		2583	char *data = SvPVbyte (data_sv, datalen);
		2584
		2585	RETVAL = SDL_RWFromConstMem (data, datalen);
		2586	}
1254	OUTPUT:	2587	OUTPUT:
1255	RETVAL	2588	RETVAL
1256		2589
		2590	DC::RW
		2591	new_from_file (SV *class, const char *path, const char *mode = "rb")
		2592	CODE:
		2593	RETVAL = SDL_RWFromFile (path, mode);
		2594	OUTPUT:
		2595	RETVAL
		2596
		2597	# fails on win32:
		2598	# dc.xs(2268) : error C2059: syntax error : '('
1257	void	2599	#void
		2600	#close (DC::RW self)
		2601	# CODE:
		2602	# (self->(close)) (self);
		2603
		2604	MODULE = Deliantra::Client PACKAGE = DC::Channel
		2605
		2606	PROTOTYPES: DISABLE
		2607
		2608	DC::Channel
		2609	find ()
		2610	CODE:
		2611	{
		2612	RETVAL = Mix_GroupAvailable (-1);
		2613
		2614	if (RETVAL < 0)
		2615	{
		2616	RETVAL = Mix_GroupOldest (-1);
		2617
		2618	if (RETVAL < 0)
		2619	XSRETURN_UNDEF;
		2620
		2621	Mix_HaltChannel (RETVAL);
		2622	}
		2623
		2624	Mix_UnregisterAllEffects (RETVAL);
		2625	Mix_Volume (RETVAL, 128);
		2626	}
		2627	OUTPUT:
		2628	RETVAL
		2629
		2630	void
		2631	halt (DC::Channel self)
		2632	CODE:
		2633	Mix_HaltChannel (self);
		2634
		2635	void
		2636	expire (DC::Channel self, int ticks = -1)
		2637	CODE:
		2638	Mix_ExpireChannel (self, ticks);
		2639
		2640	void
		2641	fade_out (DC::Channel self, int ticks = -1)
		2642	CODE:
		2643	Mix_FadeOutChannel (self, ticks);
		2644
		2645	int
		2646	volume (DC::Channel self, int volume)
		2647	CODE:
		2648	RETVAL = Mix_Volume (self, CLAMP (volume, 0, 128));
		2649	OUTPUT:
		2650	RETVAL
		2651
		2652	void
		2653	unregister_all_effects (DC::Channel self)
		2654	CODE:
		2655	Mix_UnregisterAllEffects (self);
		2656
		2657	void
		2658	set_panning (DC::Channel self, int left, int right)
		2659	CODE:
		2660	left = CLAMP (left , 0, 255);
		2661	right = CLAMP (right, 0, 255);
		2662	Mix_SetPanning (self, left, right);
		2663
		2664	void
		2665	set_distance (DC::Channel self, int distance)
		2666	CODE:
		2667	Mix_SetDistance (self, CLAMP (distance, 0, 255));
		2668
		2669	void
		2670	set_position (DC::Channel self, int angle, int distance)
		2671	CODE:
		2672
		2673	void
		2674	set_position_r (DC::Channel self, int dx, int dy, int maxdistance)
		2675	CODE:
		2676	{
		2677	int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance));
		2678	int angle = 360 + (int)roundf (atan2f (dx, -dy) * 180.f / (float)M_PI);
		2679	Mix_SetPosition (self, angle, CLAMP (distance, 0, 255));
		2680	}
		2681
		2682	void
		2683	set_reverse_stereo (DC::Channel self, int flip)
		2684	CODE:
		2685	Mix_SetReverseStereo (self, flip);
		2686
		2687	MODULE = Deliantra::Client PACKAGE = DC::MixChunk
		2688
		2689	PROTOTYPES: DISABLE
		2690
		2691	DC::MixChunk
		2692	new (SV *class, DC::RW rwops)
		2693	CODE:
		2694	RETVAL = Mix_LoadWAV_RW (rwops, 1);
		2695	OUTPUT:
		2696	RETVAL
		2697
		2698	void
1258	DESTROY (CFClient::MixChunk self)	2699	DESTROY (DC::MixChunk self)
1259	CODE:	2700	CODE:
1260	Mix_FreeChunk (self);	2701	Mix_FreeChunk (self);
1261		2702
1262	int	2703	int
1263	volume (CFClient::MixChunk self, int volume = -1)	2704	volume (DC::MixChunk self, int volume = -1)
1264	CODE:	2705	CODE:
		2706	if (items > 1)
		2707	volume = CLAMP (volume, 0, 128);
1265	RETVAL = Mix_VolumeChunk (self, volume);	2708	RETVAL = Mix_VolumeChunk (self, volume);
1266	OUTPUT:	2709	OUTPUT:
1267	RETVAL	2710	RETVAL
1268		2711
1269	int	2712	DC::Channel
1270	play (CFClient::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)	2713	play (DC::MixChunk self, DC::Channel channel = -1, int loops = 0, int ticks = -1)
1271	CODE:	2714	CODE:
		2715	{
1272	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);	2716	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2717
		2718	if (RETVAL < 0)
		2719	XSRETURN_UNDEF;
		2720
		2721	if (channel < 0)
		2722	{
		2723	Mix_UnregisterAllEffects (RETVAL);
		2724	Mix_Volume (RETVAL, 128);
		2725	}
		2726	}
1273	OUTPUT:	2727	OUTPUT:
1274	RETVAL	2728	RETVAL
1275		2729
1276	MODULE = CFClient PACKAGE = CFClient::MixMusic	2730	MODULE = Deliantra::Client PACKAGE = DC::MixMusic
1277		2731
1278	int	2732	int
1279	volume (int volume = -1)	2733	volume (int volume = -1)
		2734	PROTOTYPE: ;$
1280	CODE:	2735	CODE:
		2736	if (items > 0)
		2737	volume = CLAMP (volume, 0, 128);
1281	RETVAL = Mix_VolumeMusic (volume);	2738	RETVAL = Mix_VolumeMusic (volume);
1282	OUTPUT:	2739	OUTPUT:
1283	RETVAL	2740	RETVAL
1284		2741
1285	CFClient::MixMusic	2742	void
1286	new_from_file (SV *class, char *path)	2743	fade_out (int ms)
1287	CODE:	2744	CODE:
		2745	Mix_FadeOutMusic (ms);
		2746
		2747	void
		2748	halt ()
		2749	CODE:
		2750	Mix_HaltMusic ();
		2751
		2752	DC::MixMusic
		2753	new (SV *class, DC::RW rwops)
		2754	CODE:
1288	RETVAL = Mix_LoadMUS (path);	2755	RETVAL = Mix_LoadMUS_RW (rwops);
1289	OUTPUT:	2756	OUTPUT:
1290	RETVAL	2757	RETVAL
1291		2758
1292	void	2759	void
1293	DESTROY (CFClient::MixMusic self)	2760	DESTROY (DC::MixMusic self)
1294	CODE:	2761	CODE:
1295	Mix_FreeMusic (self);	2762	Mix_FreeMusic (self);
1296		2763
1297	int	2764	int
1298	play (CFClient::MixMusic self, int loops = -1)	2765	play (DC::MixMusic self, int loops = -1)
1299	CODE:	2766	CODE:
1300	RETVAL = Mix_PlayMusic (self, loops);	2767	RETVAL = Mix_PlayMusic (self, loops);
1301	OUTPUT:	2768	OUTPUT:
1302	RETVAL	2769	RETVAL
1303		2770
		2771	void
		2772	fade_in_pos (DC::MixMusic self, int loops, int ms, double position)
		2773	CODE:
		2774	Mix_FadeInMusicPos (self, loops, ms, position);
		2775
1304	MODULE = CFClient PACKAGE = CFClient::OpenGL	2776	MODULE = Deliantra::Client PACKAGE = DC::OpenGL
		2777
		2778	PROTOTYPES: ENABLE
1305		2779
1306	BOOT:	2780	BOOT:
1307	{	2781	{
1308	HV *stash = gv_stashpv ("CFClient::OpenGL", 1);	2782	HV *stash = gv_stashpv ("DC::OpenGL", 1);
1309	static const struct {	2783	static const struct {
1310	const char *name;	2784	const char *name;
1311	IV iv;	2785	IV iv;
1312	} *civ, const_iv[] = {	2786	} *civ, const_iv[] = {
1313	# define const_iv(name) { # name, (IV)name }	2787	# define const_iv(name) { # name, (IV)name }
		2788	const_iv (GL_VENDOR),
		2789	const_iv (GL_VERSION),
		2790	const_iv (GL_EXTENSIONS),
1314	const_iv (GL_COLOR_MATERIAL),	2791	const_iv (GL_COLOR_MATERIAL),
1315	const_iv (GL_SMOOTH),	2792	const_iv (GL_SMOOTH),
1316	const_iv (GL_FLAT),	2793	const_iv (GL_FLAT),
		2794	const_iv (GL_DITHER),
1317	const_iv (GL_BLEND),	2795	const_iv (GL_BLEND),
		2796	const_iv (GL_CULL_FACE),
		2797	const_iv (GL_SCISSOR_TEST),
		2798	const_iv (GL_DEPTH_TEST),
		2799	const_iv (GL_ALPHA_TEST),
		2800	const_iv (GL_NORMALIZE),
		2801	const_iv (GL_RESCALE_NORMAL),
		2802	const_iv (GL_FRONT),
		2803	const_iv (GL_BACK),
		2804	const_iv (GL_AUX0),
1318	const_iv (GL_AND),	2805	const_iv (GL_AND),
		2806	const_iv (GL_ONE),
		2807	const_iv (GL_ZERO),
1319	const_iv (GL_SRC_ALPHA),	2808	const_iv (GL_SRC_ALPHA),
		2809	const_iv (GL_DST_ALPHA),
1320	const_iv (GL_ONE_MINUS_SRC_ALPHA),	2810	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2811	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2812	const_iv (GL_SRC_ALPHA_SATURATE),
1321	const_iv (GL_RGB),	2813	const_iv (GL_RGB),
1322	const_iv (GL_RGBA),	2814	const_iv (GL_RGBA),
		2815	const_iv (GL_RGBA4),
		2816	const_iv (GL_RGBA8),
		2817	const_iv (GL_RGB5_A1),
1323	const_iv (GL_UNSIGNED_BYTE),	2818	const_iv (GL_UNSIGNED_BYTE),
1324	const_iv (GL_ALPHA4),	2819	const_iv (GL_UNSIGNED_SHORT),
		2820	const_iv (GL_UNSIGNED_INT),
1325	const_iv (GL_ALPHA),	2821	const_iv (GL_ALPHA),
		2822	const_iv (GL_INTENSITY),
		2823	const_iv (GL_LUMINANCE),
		2824	const_iv (GL_LUMINANCE_ALPHA),
1326	const_iv (GL_FLOAT),	2825	const_iv (GL_FLOAT),
1327	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),	2826	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2827	const_iv (GL_COMPRESSED_ALPHA_ARB),
		2828	const_iv (GL_COMPRESSED_LUMINANCE_ARB),
		2829	const_iv (GL_COMPRESSED_LUMINANCE_ALPHA_ARB),
		2830	const_iv (GL_COMPRESSED_INTENSITY_ARB),
		2831	const_iv (GL_COMPRESSED_RGB_ARB),
		2832	const_iv (GL_COMPRESSED_RGBA_ARB),
1328	const_iv (GL_COMPILE),	2833	const_iv (GL_COMPILE),
		2834	const_iv (GL_PROXY_TEXTURE_1D),
		2835	const_iv (GL_PROXY_TEXTURE_2D),
1329	const_iv (GL_TEXTURE_1D),	2836	const_iv (GL_TEXTURE_1D),
1330	const_iv (GL_TEXTURE_2D),	2837	const_iv (GL_TEXTURE_2D),
1331	const_iv (GL_TEXTURE_ENV),	2838	const_iv (GL_TEXTURE_ENV),
1332	const_iv (GL_TEXTURE_MAG_FILTER),	2839	const_iv (GL_TEXTURE_MAG_FILTER),
1333	const_iv (GL_TEXTURE_MIN_FILTER),	2840	const_iv (GL_TEXTURE_MIN_FILTER),
1334	const_iv (GL_TEXTURE_ENV_MODE),	2841	const_iv (GL_TEXTURE_ENV_MODE),
1335	const_iv (GL_TEXTURE_WRAP_S),	2842	const_iv (GL_TEXTURE_WRAP_S),
1336	const_iv (GL_TEXTURE_WRAP_T),	2843	const_iv (GL_TEXTURE_WRAP_T),
		2844	const_iv (GL_REPEAT),
1337	const_iv (GL_CLAMP),	2845	const_iv (GL_CLAMP),
1338	const_iv (GL_REPEAT),	2846	const_iv (GL_CLAMP_TO_EDGE),
1339	const_iv (GL_NEAREST),	2847	const_iv (GL_NEAREST),
1340	const_iv (GL_LINEAR),	2848	const_iv (GL_LINEAR),
1341	const_iv (GL_NEAREST_MIPMAP_NEAREST),	2849	const_iv (GL_NEAREST_MIPMAP_NEAREST),
1342	const_iv (GL_LINEAR_MIPMAP_NEAREST),	2850	const_iv (GL_LINEAR_MIPMAP_NEAREST),
1343	const_iv (GL_NEAREST_MIPMAP_LINEAR),	2851	const_iv (GL_NEAREST_MIPMAP_LINEAR),
1344	const_iv (GL_LINEAR_MIPMAP_LINEAR),	2852	const_iv (GL_LINEAR_MIPMAP_LINEAR),
1345	const_iv (GL_GENERATE_MIPMAP),	2853	const_iv (GL_GENERATE_MIPMAP),
1346	const_iv (GL_LINEAR),
1347	const_iv (GL_MODULATE),	2854	const_iv (GL_MODULATE),
		2855	const_iv (GL_DECAL),
1348	const_iv (GL_REPLACE),	2856	const_iv (GL_REPLACE),
		2857	const_iv (GL_DEPTH_BUFFER_BIT),
1349	const_iv (GL_COLOR_BUFFER_BIT),	2858	const_iv (GL_COLOR_BUFFER_BIT),
1350	const_iv (GL_PROJECTION),	2859	const_iv (GL_PROJECTION),
1351	const_iv (GL_MODELVIEW),	2860	const_iv (GL_MODELVIEW),
1352	const_iv (GL_COLOR_LOGIC_OP),	2861	const_iv (GL_COLOR_LOGIC_OP),
		2862	const_iv (GL_SEPARABLE_2D),
1353	const_iv (GL_CONVOLUTION_2D),	2863	const_iv (GL_CONVOLUTION_2D),
1354	const_iv (GL_CONVOLUTION_BORDER_MODE),	2864	const_iv (GL_CONVOLUTION_BORDER_MODE),
1355	const_iv (GL_CONSTANT_BORDER),	2865	const_iv (GL_CONSTANT_BORDER),
		2866	const_iv (GL_POINTS),
1356	const_iv (GL_LINES),	2867	const_iv (GL_LINES),
		2868	const_iv (GL_LINE_STRIP),
		2869	const_iv (GL_LINE_LOOP),
1357	const_iv (GL_QUADS),	2870	const_iv (GL_QUADS),
		2871	const_iv (GL_QUAD_STRIP),
		2872	const_iv (GL_TRIANGLES),
		2873	const_iv (GL_TRIANGLE_STRIP),
		2874	const_iv (GL_TRIANGLE_FAN),
1358	const_iv (GL_LINE_LOOP),	2875	const_iv (GL_POLYGON),
1359	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),	2876	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2877	const_iv (GL_POINT_SMOOTH_HINT),
		2878	const_iv (GL_LINE_SMOOTH_HINT),
		2879	const_iv (GL_POLYGON_SMOOTH_HINT),
		2880	const_iv (GL_GENERATE_MIPMAP_HINT),
		2881	const_iv (GL_TEXTURE_COMPRESSION_HINT),
1360	const_iv (GL_FASTEST),	2882	const_iv (GL_FASTEST),
		2883	const_iv (GL_DONT_CARE),
		2884	const_iv (GL_NICEST),
		2885	const_iv (GL_V2F),
		2886	const_iv (GL_V3F),
		2887	const_iv (GL_T2F_V3F),
		2888	const_iv (GL_T2F_N3F_V3F),
1361	# undef const_iv	2889	# undef const_iv
1362	};	2890	};
1363		2891
1364	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	2892	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1365	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	2893	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2894
		2895	texture_av = newAV ();
		2896	AvREAL_off (texture_av);
1366	}	2897	}
		2898
		2899	void
		2900	disable_GL_EXT_blend_func_separate ()
		2901	CODE:
		2902	gl.BlendFuncSeparate = 0;
		2903	gl.BlendFuncSeparateEXT = 0;
		2904
		2905	char *
		2906	gl_vendor ()
		2907	CODE:
		2908	RETVAL = (char *)glGetString (GL_VENDOR);
		2909	OUTPUT:
		2910	RETVAL
		2911
		2912	char *
		2913	gl_version ()
		2914	CODE:
		2915	RETVAL = (char *)glGetString (GL_VERSION);
		2916	OUTPUT:
		2917	RETVAL
		2918
		2919	char *
		2920	gl_extensions ()
		2921	CODE:
		2922	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2923	OUTPUT:
		2924	RETVAL
		2925
		2926	const char *glGetString (GLenum pname)
		2927
		2928	GLint glGetInteger (GLenum pname)
		2929	CODE:
		2930	glGetIntegerv (pname, &RETVAL);
		2931	OUTPUT:
		2932	RETVAL
		2933
		2934	GLdouble glGetDouble (GLenum pname)
		2935	CODE:
		2936	glGetDoublev (pname, &RETVAL);
		2937	OUTPUT:
		2938	RETVAL
1367		2939
1368	int glGetError ()	2940	int glGetError ()
		2941
		2942	void glFinish ()
1369		2943
1370	void glClear (int mask)	2944	void glClear (int mask)
1371		2945
1372	void glClearColor (float r, float g, float b, float a = 1.0)	2946	void glClearColor (float r, float g, float b, float a = 1.0)
1373	PROTOTYPE: @	2947	PROTOTYPE: @
…		…
1380		2954
1381	void glHint (int target, int mode)	2955	void glHint (int target, int mode)
1382		2956
1383	void glBlendFunc (int sfactor, int dfactor)	2957	void glBlendFunc (int sfactor, int dfactor)
1384		2958
		2959	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2960	CODE:
		2961	gl_BlendFuncSeparate (sa, da, saa, daa);
		2962
		2963	void glDepthMask (int flag)
		2964
1385	void glLogicOp (int opcode)	2965	void glLogicOp (int opcode)
1386		2966
		2967	void glColorMask (int red, int green, int blue, int alpha)
		2968
1387	void glMatrixMode (int mode)	2969	void glMatrixMode (int mode)
1388		2970
1389	void glPushMatrix ()	2971	void glPushMatrix ()
1390		2972
1391	void glPopMatrix ()	2973	void glPopMatrix ()
1392		2974
1393	void glLoadIdentity ()	2975	void glLoadIdentity ()
1394		2976
		2977	void glDrawBuffer (int buffer)
		2978
		2979	void glReadBuffer (int buffer)
		2980
		2981	# near_ and far_ are due to microsofts buggy "c" compiler
		2982	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2983
		2984	# near_ and far_ are due to microsofts buggy "c" compiler
1395	void glOrtho (double left, double right, double bottom, double top, double near, double far)	2985	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2986
		2987	PROTOTYPES: DISABLE
1396		2988
1397	void glViewport (int x, int y, int width, int height)	2989	void glViewport (int x, int y, int width, int height)
		2990
		2991	void glScissor (int x, int y, int width, int height)
1398		2992
1399	void glTranslate (float x, float y, float z = 0.)	2993	void glTranslate (float x, float y, float z = 0.)
1400	CODE:	2994	CODE:
1401	glTranslatef (x, y, z);	2995	glTranslatef (x, y, z);
1402		2996
1403	void glScale (float x, float y, float z)	2997	void glScale (float x, float y, float z = 1.)
1404	CODE:	2998	CODE:
1405	glScalef (x, y, z);	2999	glScalef (x, y, z);
1406		3000
1407	void glRotate (float angle, float x, float y, float z)	3001	void glRotate (float angle, float x, float y, float z)
1408	CODE:	3002	CODE:
1409	glRotatef (angle, x, y, z);	3003	glRotatef (angle, x, y, z);
1410		3004
1411	void glBegin (int mode)
1412
1413	void glEnd ()
1414
1415	void glColor (float r, float g, float b, float a = 1.0)	3005	void glColor (float r, float g, float b, float a = 1.0)
1416	PROTOTYPE: @	3006	ALIAS:
		3007	glColor_premultiply = 1
1417	CODE:	3008	CODE:
		3009	if (ix)
		3010	{
		3011	r *= a;
		3012	g *= a;
		3013	b *= a;
		3014	}
		3015	// microsoft visual "c" rounds instead of truncating...
1418	glColor4f (r, g, b, a);	3016	glColor4f (r, g, b, a);
		3017
		3018	void glRasterPos (float x, float y, float z = 0.)
		3019	CODE:
		3020	glRasterPos3f (0, 0, z);
		3021	glBitmap (0, 0, 0, 0, x, y, 0);
1419		3022
1420	void glVertex (float x, float y, float z = 0.)	3023	void glVertex (float x, float y, float z = 0.)
1421	CODE:	3024	CODE:
1422	glVertex3f (x, y, z);	3025	glVertex3f (x, y, z);
1423		3026
1424	void glTexCoord (float s, float t)	3027	void glTexCoord (float s, float t)
1425	CODE:	3028	CODE:
1426	glTexCoord2f (s, t);	3029	glTexCoord2f (s, t);
1427		3030
		3031	void glRect (float x1, float y1, float x2, float y2)
		3032	CODE:
		3033	glRectf (x1, y1, x2, y2);
		3034
		3035	void glRect_lineloop (float x1, float y1, float x2, float y2)
		3036	CODE:
		3037	glBegin (GL_LINE_LOOP);
		3038	glVertex2f (x1, y1);
		3039	glVertex2f (x2, y1);
		3040	glVertex2f (x2, y2);
		3041	glVertex2f (x1, y2);
		3042	glEnd ();
		3043
		3044	PROTOTYPES: ENABLE
		3045
		3046	void glBegin (int mode)
		3047
		3048	void glEnd ()
		3049
		3050	void glPointSize (GLfloat size)
		3051
		3052	void glLineWidth (GLfloat width)
		3053
		3054	void glInterleavedArrays (int format, int stride, char *data)
		3055
		3056	void glDrawElements (int mode, int count, int type, char *indices)
		3057
		3058	# 1.2 void glDrawRangeElements (int mode, int start, int end
		3059
1428	void glTexEnv (int target, int pname, float param)	3060	void glTexEnv (int target, int pname, float param)
1429	CODE:	3061	CODE:
1430	glTexEnvf (target, pname, param);	3062	glTexEnvf (target, pname, param);
1431		3063
1432	void glTexParameter (int target, int pname, float param)	3064	void glTexParameter (int target, int pname, float param)
…		…
1435		3067
1436	void glBindTexture (int target, int name)	3068	void glBindTexture (int target, int name)
1437		3069
1438	void glConvolutionParameter (int target, int pname, float params)	3070	void glConvolutionParameter (int target, int pname, float params)
1439	CODE:	3071	CODE:
		3072	if (gl.ConvolutionParameterf)
1440	glConvolutionParameterf (target, pname, params);	3073	gl.ConvolutionParameterf (target, pname, params);
1441		3074
1442	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)	3075	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		3076	CODE:
		3077	if (gl.ConvolutionFilter2D)
		3078	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
1443		3079
		3080	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		3081	CODE:
		3082	if (gl.SeparableFilter2D)
		3083	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		3084
1444	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)	3085	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data = 0)
1445		3086
1446	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)	3087	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		3088
		3089	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		3090
		3091	void glPixelZoom (float x, float y)
		3092
		3093	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
1447		3094
1448	int glGenTexture ()	3095	int glGenTexture ()
1449	CODE:	3096	CODE:
1450	{	3097	RETVAL = gen_texture ();
1451	GLuint name;
1452	glGenTextures (1, &name);
1453	RETVAL = name;
1454	}
1455	OUTPUT:	3098	OUTPUT:
1456	RETVAL	3099	RETVAL
1457		3100
1458	void glDeleteTexture (int name)	3101	void glDeleteTexture (int name)
1459	CODE:	3102	CODE:
1460	{
1461	GLuint name_ = name;
1462	glDeleteTextures (1, &name_);	3103	del_texture (name);
1463	}	3104
1464
1465	int glGenList ()	3105	int glGenList ()
1466	CODE:	3106	CODE:
1467	RETVAL = glGenLists (1);	3107	RETVAL = glGenLists (1);
1468	OUTPUT:	3108	OUTPUT:
1469	RETVAL	3109	RETVAL
…		…
1476		3116
1477	void glEndList ()	3117	void glEndList ()
1478		3118
1479	void glCallList (int list)	3119	void glCallList (int list)
1480		3120
		3121	MODULE = Deliantra::Client PACKAGE = DC::UI::Base
		3122
		3123	PROTOTYPES: DISABLE
		3124
		3125	void
		3126	find_widget (SV *self, NV x, NV y)
		3127	PPCODE:
		3128	{
		3129	if (within_widget (self, x, y))
		3130	XPUSHs (self);
		3131	}
		3132
		3133	BOOT:
		3134	{
		3135	hover_gv = gv_fetchpv ("DC::UI::HOVER", 1, SVt_NV);
		3136
		3137	draw_x_gv = gv_fetchpv ("DC::UI::Base::draw_x", 1, SVt_NV);
		3138	draw_y_gv = gv_fetchpv ("DC::UI::Base::draw_y", 1, SVt_NV);
		3139	draw_w_gv = gv_fetchpv ("DC::UI::Base::draw_w", 1, SVt_NV);
		3140	draw_h_gv = gv_fetchpv ("DC::UI::Base::draw_h", 1, SVt_NV);
		3141	}
		3142
		3143	void
		3144	draw (SV *self)
		3145	CODE:
		3146	{
		3147	HV *hv;
		3148	SV **svp;
		3149	NV x, y, w, h;
		3150	SV *draw_x_sv = GvSV (draw_x_gv);
		3151	SV *draw_y_sv = GvSV (draw_y_gv);
		3152	SV *draw_w_sv = GvSV (draw_w_gv);
		3153	SV *draw_h_sv = GvSV (draw_h_gv);
		3154	double draw_x, draw_y;
		3155
		3156	if (!SvROK (self))
		3157	croak ("DC::Base::draw: %s not a reference", SvPV_nolen (self));
		3158
		3159	hv = (HV *)SvRV (self);
		3160
		3161	if (SvTYPE (hv) != SVt_PVHV)
		3162	croak ("DC::Base::draw: %s not a hashref", SvPV_nolen (self));
		3163
		3164	svp = hv_fetch (hv, "w", 1, 0); w = svp ? SvNV (*svp) : 0.;
		3165	svp = hv_fetch (hv, "h", 1, 0); h = svp ? SvNV (*svp) : 0.;
		3166
		3167	if (!h || !w)
		3168	XSRETURN_EMPTY;
		3169
		3170	svp = hv_fetch (hv, "x", 1, 0); x = svp ? SvNV (*svp) : 0.;
		3171	svp = hv_fetch (hv, "y", 1, 0); y = svp ? SvNV (*svp) : 0.;
		3172
		3173	draw_x = SvNV (draw_x_sv) + x;
		3174	draw_y = SvNV (draw_y_sv) + y;
		3175
		3176	if (draw_x + w < 0 || draw_x >= SvNV (draw_w_sv)
		3177	|| draw_y + h < 0 || draw_y >= SvNV (draw_h_sv))
		3178	XSRETURN_EMPTY;
		3179
		3180	sv_setnv (draw_x_sv, draw_x);
		3181	sv_setnv (draw_y_sv, draw_y);
		3182
		3183	glPushMatrix ();
		3184	glTranslated (x, y, 0);
		3185
		3186	if (SvROK (GvSV (hover_gv)) && SvRV (GvSV (hover_gv)) == (SV *)hv)
		3187	{
		3188	svp = hv_fetch (hv, "can_hover", sizeof ("can_hover") - 1, 0);
		3189
		3190	if (svp && SvTRUE (*svp))
		3191	{
		3192	glColor4f (1.0f * 0.2f, 0.8f * 0.2f, 0.5f * 0.2f, 0.2f);
		3193	glEnable (GL_BLEND);
		3194	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		3195	glBegin (GL_QUADS);
		3196	glVertex2f (0, 0);
		3197	glVertex2f (w, 0);
		3198	glVertex2f (w, h);
		3199	glVertex2f (0, h);
		3200	glEnd ();
		3201	glDisable (GL_BLEND);
		3202	}
		3203	}
		3204	#if 0
		3205	// draw borders, for debugging
		3206	glPushMatrix ();
		3207	glColor4f (1., 1., 0., 1.);
		3208	glTranslatef (.5, .5, 0.);
		3209	glBegin (GL_LINE_LOOP);
		3210	glVertex2f (0 , 0);
		3211	glVertex2f (w - 1, 0);
		3212	glVertex2f (w - 1, h - 1);
		3213	glVertex2f (0 , h - 1);
		3214	glEnd ();
		3215	glPopMatrix ();
		3216	#endif
		3217	PUSHMARK (SP);
		3218	XPUSHs (self);
		3219	PUTBACK;
		3220	call_method ("_draw", G_VOID | G_DISCARD);
		3221	SPAGAIN;
		3222
		3223	glPopMatrix ();
		3224
		3225	draw_x = draw_x - x; sv_setnv (draw_x_sv, draw_x);
		3226	draw_y = draw_y - y; sv_setnv (draw_y_sv, draw_y);
		3227	}
		3228

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