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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.41 by root, Sat Apr 15 01:52:53 2006 UTC vs.
Revision 1.263 by root, Fri Jul 18 21:18:42 2008 UTC

		1	#ifdef _WIN32
		2	# define WIN32_LEAN_AND_MEAN
		3	# define NTDDI_VERSION NTDDI_WIN2K // needed to get win2000 api calls
		4	# include <malloc.h>
		5	# include <windows.h>
		6	# include <wininet.h>
		7	# pragma warning(disable:4244)
		8	# pragma warning(disable:4761)
		9	#endif
		10
		11	//#define DEBUG 1
		12	#if DEBUG
		13	# include <valgrind/memcheck.h>
		14	#endif
		15
1	#include "EXTERN.h"	16	#include "EXTERN.h"
2	#include "perl.h"	17	#include "perl.h"
3	#include "XSUB.h"	18	#include "XSUB.h"
4		19
		20	#ifdef _WIN32
		21	# undef pipe
		22	// microsoft vs. C
		23	# define sqrtf(x) sqrt(x)
		24	# define roundf(x) (int)(x)
		25	# define atan2f(x,y) atan2(x,y)
		26	# define M_PI 3.14159265f
		27	#endif
		28
		29	#include <assert.h>
		30	#include <math.h>
5	#include <string.h>	31	#include <string.h>
6	#include <stdio.h>	32	#include <stdio.h>
		33	#include <stdlib.h>
		34
		35	#define USE_RWOPS 1 // for SDL_mixer:LoadMUS_RW
7		36
8	#include <SDL.h>	37	#include <SDL.h>
		38	#include <SDL_thread.h>
		39	#include <SDL_endian.h>
9	#include <SDL_image.h>	40	#include <SDL_image.h>
		41	#include <SDL_mixer.h>
10	#include <SDL_opengl.h>	42	#include <SDL_opengl.h>
11		43
		44	#define PANGO_ENABLE_BACKEND
		45	#define G_DISABLE_CAST_CHECKS
		46
12	#include <glib/gmacros.h>	47	#include <glib/gmacros.h>
13		48
14	#include <pango/pango.h>	49	#include <pango/pango.h>
15	#include <pango/pangofc-fontmap.h>
16	#include <pango/pangoft2.h>
17		50
		51	#ifndef PANGO_VERSION_CHECK
		52	# define PANGO_VERSION_CHECK(a,b,c) 0
		53	#endif
		54
		55	#if !PANGO_VERSION_CHECK (1, 15, 2)
		56	# define pango_layout_get_line_readonly pango_layout_get_line
		57	# define pango_layout_get_lines_readonly pango_layout_get_lines
		58	# define pango_layout_iter_get_line_readonly pango_layout_iter_get_line
		59	# define pango_layout_iter_get_run_readonly pango_layout_iter_get_run
		60	#endif
		61
		62	#ifndef _WIN32
18	#include <sys/types.h>	63	# include <sys/types.h>
19	#include <sys/socket.h>	64	# include <sys/socket.h>
20	#include <netinet/in.h>	65	# include <netinet/in.h>
21	#include <netinet/tcp.h>	66	# include <netinet/tcp.h>
22
23	#include <inttypes.h>	67	# include <inttypes.h>
		68	#endif
		69
		70	#if __GNUC__ >= 4
		71	# define expect(expr,value) __builtin_expect ((expr),(value))
		72	#else
		73	# define expect(expr,value) (expr)
		74	#endif
		75
		76	#define expect_false(expr) expect ((expr) != 0, 0)
		77	#define expect_true(expr) expect ((expr) != 0, 1)
		78
		79	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
24		80
25	#define FOW_DARKNESS 32	81	#define FOW_DARKNESS 32
26		82
27	#define MAP_EXTEND_X 32	83	#define MAP_EXTEND_X 32
28	#define MAP_EXTEND_Y 512	84	#define MAP_EXTEND_Y 512
29		85
30	static PangoContext *context;	86	#define MIN_FONT_HEIGHT 10
31	static PangoFontMap *fontmap;	87
		88	/* mask out modifiers we are not interested in */
		89	#define MOD_MASK (KMOD_CTRL | KMOD_SHIFT | KMOD_ALT | KMOD_META)
		90
		91	static AV *texture_av;
		92
		93	static struct
		94	{
		95	#define GL_FUNC(ptr,name) ptr name;
		96	#include "glfunc.h"
		97	#undef GL_FUNC
		98	} gl;
		99
		100	static void
		101	gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		102	{
		103	if (gl.BlendFuncSeparate)
		104	gl.BlendFuncSeparate (sa, da, saa, daa);
		105	else if (gl.BlendFuncSeparateEXT)
		106	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		107	else
		108	glBlendFunc (sa, da);
		109	}
		110
		111	static GLuint
		112	gen_texture ()
		113	{
		114	GLuint name;
		115
		116	if (AvFILL (texture_av) >= 0)
		117	name = (GLuint)(size_t)av_pop (texture_av);
		118	else
		119	glGenTextures (1, &name);
		120
		121	return name;
		122	}
		123
		124	static void
		125	del_texture (GLuint name)
		126	{
		127	/* make a half-assed attempt at returning the memory used by the texture */
		128	/* textures are frequently being reused by cfplus anyway */
		129	/*glBindTexture (GL_TEXTURE_2D, name);*/
		130	/*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
		131	av_push (texture_av, (SV *)(size_t)name);
		132	glDeleteTextures (1, &name);
		133	}
		134
		135	#include "texcache.c"
		136	#include "rendercache.c"
		137
		138	#include "pango-font.c"
		139	#include "pango-fontmap.c"
		140	#include "pango-render.c"
		141
		142	typedef IV DC__Channel;
		143	typedef SDL_RWops *DC__RW;
		144	typedef Mix_Chunk *DC__MixChunk;
		145	typedef Mix_Music *DC__MixMusic;
		146
		147	typedef PangoFontDescription *DC__Font;
		148
		149	static int
		150	shape_attr_p (PangoLayoutRun *run)
		151	{
		152	GSList *attrs = run->item->analysis.extra_attrs;
		153
		154	while (attrs)
		155	{
		156	PangoAttribute *attr = attrs->data;
		157
		158	if (attr->klass->type == PANGO_ATTR_SHAPE)
		159	return 1;
		160
		161	attrs = attrs->next;
		162	}
		163
		164	return 0;
		165	}
32		166
33	typedef struct cf_layout {	167	typedef struct cf_layout {
34	PangoLayout *pl;	168	PangoLayout *pl;
		169	float r, g, b, a; // default color for rgba mode
35	int base_height;	170	int base_height;
		171	DC__Font font;
		172	rc_t *rc;
36	} *CFClient__Layout;	173	} *DC__Layout;
		174
		175	static DC__Font default_font;
		176	static PangoContext *opengl_context;
		177	static PangoFontMap *opengl_fontmap;
37		178
38	static void	179	static void
39	substitute_func (FcPattern *pattern, gpointer data)	180	substitute_func (FcPattern *pattern, gpointer data)
40	{	181	{
41	FcPatternAddBool (pattern, FC_HINTING , 1);	182	FcPatternAddBool (pattern, FC_HINTING, 1);
		183	#ifdef FC_HINT_STYLE
		184	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		185	#endif
42	FcPatternAddBool (pattern, FC_AUTOHINT, 0);	186	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
43	}	187	}
44		188
45	static void	189	static void
46	layout_update (CFClient__Layout self)	190	layout_update_font (DC__Layout self)
47	{	191	{
48	/* use a random scale factor to account for unknown descenders, 0.8 works	192	/* use a random scale factor to account for unknown descenders, 0.8 works
49	* reasonably well with bitstream vera	193	* reasonably well with dejavu/bistream fonts
50	*/	194	*/
51	PangoFontDescription *font = pango_context_get_font_description (context);	195	PangoFontDescription *font = self->font ? self->font : default_font;
52	pango_font_description_set_absolute_size (font, self->base_height * (PANGO_SCALE * 8 / 10));	196
		197	pango_font_description_set_absolute_size (font,
		198	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		199
		200	pango_layout_set_font_description (self->pl, font);
53	}	201	}
54		202
55	static void	203	static void
56	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	204	layout_get_pixel_size (DC__Layout self, int *w, int *h)
57	{	205	{
58	layout_update (self);	206	PangoRectangle rect;
59		207
		208	// get_pixel_* wrongly rounds down
60	pango_layout_get_pixel_size (self->pl, w, h);	209	pango_layout_get_extents (self->pl, 0, &rect);
61		210
62	*w = (*w + 3) & ~3;	211	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
63	if (!*w) *w = 1;	212	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
64	if (!*h) *h = 1;	213
		214	if (!rect.width) rect.width = 1;
		215	if (!rect.height) rect.height = 1;
		216
		217	*w = rect.width;
		218	*h = rect.height;
65	}	219	}
		220
		221	typedef uint16_t tileid;
		222	typedef uint16_t faceid;
66		223
67	typedef struct {	224	typedef struct {
68	GLint name;	225	GLuint name;
69	int w, h;	226	int w, h;
70	float s, t;	227	float s, t;
71	uint8_t r, g, b, a;	228	uint8_t r, g, b, a;
72	} mapface;	229	tileid smoothtile;
		230	uint8_t smoothlevel;
		231	} maptex;
73		232
74	typedef struct {	233	typedef struct {
		234	uint32_t player;
		235	tileid tile[3];
75	int16_t darkness;	236	uint16_t darkness;
76	uint16_t face[3];	237	uint8_t stat_width, stat_hp, flags, smoothmax;
77	} mapcell;	238	} mapcell;
78		239
79	typedef struct {	240	typedef struct {
80	int32_t c0, c1;	241	int32_t c0, c1;
81	mapcell *col;	242	mapcell *col;
82	} maprow;	243	} maprow;
83		244
84	typedef struct map {	245	typedef struct map {
85	int x, y, w, h;	246	int x, y, w, h;
86	int vx, vy;	247	int ox, oy; /* offset to virtual global coordinate system */
87	int faces;	248	int faces; tileid *face2tile; // [faceid]
88	mapface *face;	249	int texs; maptex *tex; // [tileid]
89		250
90	uint32_t rows;	251	int32_t rows;
91	maprow *row;	252	maprow *row;
92	} *CFClient__Map;	253	} *DC__Map;
93		254
94	static char *	255	static char *
95	prepend (char *ptr, int sze, int inc)	256	prepend (char *ptr, int sze, int inc)
96	{	257	{
97	char *p;	258	char *p;
…		…
115		276
116	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	277	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
117	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))	278	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
118		279
119	static void	280	static void
		281	need_facenum (struct map *self, faceid face)
		282	{
		283	while (self->faces <= face)
		284	{
		285	Append (tileid, self->face2tile, self->faces, self->faces);
		286	self->faces *= 2;
		287	}
		288	}
		289
		290	static void
		291	need_texid (struct map *self, int texid)
		292	{
		293	while (self->texs <= texid)
		294	{
		295	Append (maptex, self->tex, self->texs, self->texs);
		296	self->texs *= 2;
		297	}
		298	}
		299
		300	static maprow *
		301	map_get_row (DC__Map self, int y)
		302	{
		303	if (0 > y)
		304	{
		305	int extend = - y + MAP_EXTEND_Y;
		306	Prepend (maprow, self->row, self->rows, extend);
		307
		308	self->rows += extend;
		309	self->y += extend;
		310	y += extend;
		311	}
		312	else if (y >= self->rows)
		313	{
		314	int extend = y - self->rows + MAP_EXTEND_Y;
		315	Append (maprow, self->row, self->rows, extend);
		316	self->rows += extend;
		317	}
		318
		319	return self->row + y;
		320	}
		321
		322	static mapcell *
		323	row_get_cell (maprow *row, int x)
		324	{
		325	if (!row->col)
		326	{
		327	Newz (0, row->col, MAP_EXTEND_X, mapcell);
		328	row->c0 = x - MAP_EXTEND_X / 4;
		329	row->c1 = row->c0 + MAP_EXTEND_X;
		330	}
		331
		332	if (row->c0 > x)
		333	{
		334	int extend = row->c0 - x + MAP_EXTEND_X;
		335	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
		336	row->c0 -= extend;
		337	}
		338	else if (x >= row->c1)
		339	{
		340	int extend = x - row->c1 + MAP_EXTEND_X;
		341	Append (mapcell, row->col, row->c1 - row->c0, extend);
		342	row->c1 += extend;
		343	}
		344
		345	return row->col + (x - row->c0);
		346	}
		347
		348	static mapcell *
		349	map_get_cell (DC__Map self, int x, int y)
		350	{
		351	return row_get_cell (map_get_row (self, y), x);
		352	}
		353
		354	static void
120	map_clear (CFClient__Map self)	355	map_clear (DC__Map self)
121	{	356	{
122	int r;	357	int r;
123		358
124	for (r = 0; r < self->rows; r++)	359	for (r = 0; r < self->rows; r++)
125	Safefree (self->row[r].col);	360	Safefree (self->row[r].col);
126		361
127	Safefree (self->row);	362	Safefree (self->row);
128		363
129	self->x = 0;	364	self->x = 0;
130	self->y = 0;	365	self->y = 0;
131	self->vx = 0;	366	self->ox = 0;
132	self->vy = 0;	367	self->oy = 0;
133	self->row = 0;	368	self->row = 0;
134	self->rows = 0;	369	self->rows = 0;
135	}	370	}
136		371
137	static void	372	static void
138	map_blank (CFClient__Map self, int x0, int y0, int w, int h)	373	map_blank (DC__Map self, int x0, int y0, int w, int h)
139	{	374	{
140	int x, y;	375	int x, y;
		376	maprow *row;
		377	mapcell *cell;
141		378
142	for (y = y0; y < y0 + h; y++)	379	for (y = y0; y < y0 + h; y++)
143	if (y >= 0)	380	if (y >= 0)
144	{	381	{
145	if (y >= self->rows)	382	if (y >= self->rows)
146	break;	383	break;
147		384
148	maprow *row = self->row + y;	385	row = self->row + y;
149		386
150	for (x = x0; x < x0 + w; x++)	387	for (x = x0; x < x0 + w; x++)
151	if (x >= row->c0)	388	if (x >= row->c0)
152	{	389	{
153	if (x >= row->c1)	390	if (x >= row->c1)
154	break;	391	break;
155		392
156	row->col[x - row->c0].darkness = -1;	393	cell = row->col + x - row->c0;
		394
		395	cell->darkness = 0;
		396	cell->stat_hp = 0;
		397	cell->flags = 0;
		398	cell->player = 0;
157	}	399	}
158	}	400	}
159	}	401	}
160		402
161	MODULE = CFClient PACKAGE = CFClient	403	typedef struct {
		404	tileid tile;
		405	uint8_t x, y, level;
		406	} smooth_key;
		407
		408	static void
		409	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		410	{
		411	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		412
		413	if (SvIOK (*sv))
		414	SvIV_set (*sv, SvIVX (*sv) | bits);
		415	else
		416	sv_setiv (*sv, bits);
		417	}
		418
		419	static void
		420	music_finished (void)
		421	{
		422	SDL_UserEvent ev;
		423
		424	ev.type = SDL_USEREVENT;
		425	ev.code = 0;
		426	ev.data1 = 0;
		427	ev.data2 = 0;
		428
		429	SDL_PushEvent ((SDL_Event *)&ev);
		430	}
		431
		432	static void
		433	channel_finished (int channel)
		434	{
		435	SDL_UserEvent ev;
		436
		437	ev.type = SDL_USEREVENT;
		438	ev.code = 1;
		439	ev.data1 = (void *)(long)channel;
		440	ev.data2 = 0;
		441
		442	SDL_PushEvent ((SDL_Event *)&ev);
		443	}
		444
		445	static unsigned int
		446	minpot (unsigned int n)
		447	{
		448	if (!n)
		449	return 0;
		450
		451	--n;
		452
		453	n |= n >> 1;
		454	n |= n >> 2;
		455	n |= n >> 4;
		456	n |= n >> 8;
		457	n |= n >> 16;
		458
		459	return n + 1;
		460	}
		461
		462	static unsigned int
		463	popcount (unsigned int n)
		464	{
		465	n -= (n >> 1) & 0x55555555U;
		466	n = ((n >> 2) & 0x33333333U) + (n & 0x33333333U);
		467	n = ((n >> 4) + n) & 0x0f0f0f0fU;
		468	n *= 0x01010101U;
		469
		470	return n >> 24;
		471	}
		472
		473	/* SDL should provide this, really. */
		474	#define SDLK_MODIFIER_MIN 300
		475	#define SDLK_MODIFIER_MAX 314
		476
		477	/******************************************************************************/
		478
		479	static GV *draw_x_gv, *draw_y_gv, *draw_w_gv, *draw_h_gv;
		480	static GV *hover_gv;
		481
		482	static int
		483	within_widget (SV *widget, NV x, NV y)
		484	{
		485	HV *self;
		486	SV **svp;
		487	NV wx, ww, wy, wh;
		488
		489	if (!SvROK (widget))
		490	return 0;
		491
		492	self = (HV *)SvRV (widget);
		493
		494	if (SvTYPE (self) != SVt_PVHV)
		495	return 0;
		496
		497	svp = hv_fetch (self, "y", 1, 0); wy = svp ? SvNV (*svp) : 0.;
		498	if (y < wy)
		499	return 0;
		500
		501	svp = hv_fetch (self, "h", 1, 0); wh = svp ? SvNV (*svp) : 0.;
		502	if (y >= wy + wh)
		503	return 0;
		504
		505	svp = hv_fetch (self, "x", 1, 0); wx = svp ? SvNV (*svp) : 0.;
		506	if (x < wx)
		507	return 0;
		508
		509	svp = hv_fetch (self, "w", 1, 0); ww = svp ? SvNV (*svp) : 0.;
		510	if (x >= wx + ww)
		511	return 0;
		512
		513	svp = hv_fetch (self, "can_events", sizeof ("can_events") - 1, 0);
		514	if (!svp || !SvTRUE (*svp))
		515	return 0;
		516
		517	return 1;
		518	}
		519
		520	MODULE = Deliantra::Client PACKAGE = DC
162		521
163	PROTOTYPES: ENABLE	522	PROTOTYPES: ENABLE
164		523
165	BOOT:	524	BOOT:
166	{	525	{
167	fontmap = pango_ft2_font_map_new ();	526	HV *stash = gv_stashpv ("DC", 1);
		527	static const struct {
		528	const char *name;
		529	IV iv;
		530	} *civ, const_iv[] = {
		531	# define const_iv(name) { # name, (IV)name }
		532	const_iv (SDLK_MODIFIER_MIN),
		533	const_iv (SDLK_MODIFIER_MAX),
		534
		535	const_iv (SDL_ACTIVEEVENT),
		536	const_iv (SDL_KEYDOWN),
		537	const_iv (SDL_KEYUP),
		538	const_iv (SDL_MOUSEMOTION),
		539	const_iv (SDL_MOUSEBUTTONDOWN),
		540	const_iv (SDL_MOUSEBUTTONUP),
		541	const_iv (SDL_JOYAXISMOTION),
		542	const_iv (SDL_JOYBALLMOTION),
		543	const_iv (SDL_JOYHATMOTION),
		544	const_iv (SDL_JOYBUTTONDOWN),
		545	const_iv (SDL_JOYBUTTONUP),
		546	const_iv (SDL_QUIT),
		547	const_iv (SDL_SYSWMEVENT),
		548	const_iv (SDL_EVENT_RESERVEDA),
		549	const_iv (SDL_EVENT_RESERVEDB),
		550	const_iv (SDL_VIDEORESIZE),
		551	const_iv (SDL_VIDEOEXPOSE),
		552	const_iv (SDL_USEREVENT),
		553
		554	const_iv (SDL_APPINPUTFOCUS),
		555	const_iv (SDL_APPMOUSEFOCUS),
		556	const_iv (SDL_APPACTIVE),
		557
		558	const_iv (SDLK_FIRST),
		559	const_iv (SDLK_LAST),
		560	const_iv (SDLK_KP0),
		561	const_iv (SDLK_KP1),
		562	const_iv (SDLK_KP2),
		563	const_iv (SDLK_KP3),
		564	const_iv (SDLK_KP4),
		565	const_iv (SDLK_KP5),
		566	const_iv (SDLK_KP6),
		567	const_iv (SDLK_KP7),
		568	const_iv (SDLK_KP8),
		569	const_iv (SDLK_KP9),
		570	const_iv (SDLK_KP_PERIOD),
		571	const_iv (SDLK_KP_DIVIDE),
		572	const_iv (SDLK_KP_MULTIPLY),
		573	const_iv (SDLK_KP_MINUS),
		574	const_iv (SDLK_KP_PLUS),
		575	const_iv (SDLK_KP_ENTER),
		576	const_iv (SDLK_KP_EQUALS),
		577	const_iv (SDLK_UP),
		578	const_iv (SDLK_DOWN),
		579	const_iv (SDLK_RIGHT),
		580	const_iv (SDLK_LEFT),
		581	const_iv (SDLK_INSERT),
		582	const_iv (SDLK_HOME),
		583	const_iv (SDLK_END),
		584	const_iv (SDLK_PAGEUP),
		585	const_iv (SDLK_PAGEDOWN),
		586	const_iv (SDLK_F1),
		587	const_iv (SDLK_F2),
		588	const_iv (SDLK_F3),
		589	const_iv (SDLK_F4),
		590	const_iv (SDLK_F5),
		591	const_iv (SDLK_F6),
		592	const_iv (SDLK_F7),
		593	const_iv (SDLK_F8),
		594	const_iv (SDLK_F9),
		595	const_iv (SDLK_F10),
		596	const_iv (SDLK_F11),
		597	const_iv (SDLK_F12),
		598	const_iv (SDLK_F13),
		599	const_iv (SDLK_F14),
		600	const_iv (SDLK_F15),
		601	const_iv (SDLK_NUMLOCK),
		602	const_iv (SDLK_CAPSLOCK),
		603	const_iv (SDLK_SCROLLOCK),
		604	const_iv (SDLK_RSHIFT),
		605	const_iv (SDLK_LSHIFT),
		606	const_iv (SDLK_RCTRL),
		607	const_iv (SDLK_LCTRL),
		608	const_iv (SDLK_RALT),
		609	const_iv (SDLK_LALT),
		610	const_iv (SDLK_RMETA),
		611	const_iv (SDLK_LMETA),
		612	const_iv (SDLK_LSUPER),
		613	const_iv (SDLK_RSUPER),
		614	const_iv (SDLK_MODE),
		615	const_iv (SDLK_COMPOSE),
		616	const_iv (SDLK_HELP),
		617	const_iv (SDLK_PRINT),
		618	const_iv (SDLK_SYSREQ),
		619	const_iv (SDLK_BREAK),
		620	const_iv (SDLK_MENU),
		621	const_iv (SDLK_POWER),
		622	const_iv (SDLK_EURO),
		623	const_iv (SDLK_UNDO),
		624
		625	const_iv (KMOD_NONE),
		626	const_iv (KMOD_SHIFT),
		627	const_iv (KMOD_LSHIFT),
		628	const_iv (KMOD_RSHIFT),
		629	const_iv (KMOD_CTRL),
		630	const_iv (KMOD_LCTRL),
		631	const_iv (KMOD_RCTRL),
		632	const_iv (KMOD_ALT),
		633	const_iv (KMOD_LALT),
		634	const_iv (KMOD_RALT),
		635	const_iv (KMOD_META),
		636	const_iv (KMOD_LMETA),
		637	const_iv (KMOD_RMETA),
		638	const_iv (KMOD_NUM),
		639	const_iv (KMOD_CAPS),
		640	const_iv (KMOD_MODE),
		641
		642	const_iv (MIX_DEFAULT_FORMAT),
		643
		644	const_iv (SDL_INIT_TIMER),
		645	const_iv (SDL_INIT_AUDIO),
		646	const_iv (SDL_INIT_VIDEO),
		647	const_iv (SDL_INIT_CDROM),
		648	const_iv (SDL_INIT_JOYSTICK),
		649	const_iv (SDL_INIT_EVERYTHING),
		650	const_iv (SDL_INIT_NOPARACHUTE),
		651	const_iv (SDL_INIT_EVENTTHREAD),
		652	# undef const_iv
		653	};
		654
		655	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		656	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		657
		658	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		659	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		660	}
		661
		662	void
		663	weaken (SV *rv)
		664	PROTOTYPE: $
		665	CODE:
		666	sv_rvweaken (rv);
		667
		668	int
		669	in_destruct ()
		670	CODE:
		671	RETVAL = PL_main_cv == Nullcv;
		672	OUTPUT:
		673	RETVAL
		674
		675	NV floor (NV x)
		676
		677	NV ceil (NV x)
		678
		679	IV minpot (UV n)
		680
		681	IV popcount (UV n)
		682
		683	void
		684	pango_init ()
		685	CODE:
		686	{
		687	opengl_fontmap = pango_opengl_font_map_new ();
168	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	688	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
169	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	689	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
		690	/*pango_context_set_font_description (opengl_context, default_font);*/
		691	#if PANGO_VERSION_CHECK (1, 15, 2)
		692	pango_context_set_language (opengl_context, pango_language_from_string ("en"));
		693	/*pango_context_set_base_dir (opengl_context, PANGO_DIRECTION_WEAK_LTR);*/
		694	#endif
170	}	695	}
		696
		697	char *SDL_GetError ()
		698
		699	int SDL_Init (U32 flags)
		700
		701	int SDL_InitSubSystem (U32 flags)
		702
		703	void SDL_QuitSubSystem (U32 flags)
		704
		705	void SDL_Quit ()
		706
		707	void
		708	SDL_ListModes (int rgb, int alpha)
		709	PPCODE:
		710	{
		711	SDL_Rect **m;
		712
		713	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		714	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		715	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		716	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		717
		718	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		719	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
		720
		721	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
		722	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		723	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
		724	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		725
		726	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		727	#if SDL_VERSION_ATLEAST(1,2,10)
		728	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);
		729	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		730	#endif
		731
		732	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		733
		734	if (m && m != (SDL_Rect **)-1)
		735	while (*m)
		736	{
		737	AV *av = newAV ();
		738	av_push (av, newSViv ((*m)->w));
		739	av_push (av, newSViv ((*m)->h));
		740	av_push (av, newSViv (rgb));
		741	av_push (av, newSViv (alpha));
		742	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		743
		744	++m;
		745	}
		746	}
		747
		748	int
		749	SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
		750	CODE:
		751	{
		752	SDL_EnableUNICODE (1);
		753	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		754
		755	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		756	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		757	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		758	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		759
		760	RETVAL = !!SDL_SetVideoMode (
		761	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		762	);
		763
		764	if (RETVAL)
		765	{
		766	av_clear (texture_av);
		767
		768	SDL_WM_SetCaption ("Deliantra MORPG Client " VERSION, "Deliantra");
		769	#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		770	#include "glfunc.h"
		771	#undef GL_FUNC
		772	}
		773	}
		774	OUTPUT:
		775	RETVAL
		776
		777	void
		778	SDL_GL_SwapBuffers ()
		779
		780	char *
		781	SDL_GetKeyName (int sym)
		782
		783	int
		784	SDL_GetAppState ()
		785
		786	int
		787	SDL_GetModState ()
		788
		789	void
		790	poll_events ()
		791	PPCODE:
		792	{
		793	SDL_Event ev;
		794
		795	SDL_PumpEvents ();
		796	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
		797	{
		798	HV *hv = newHV ();
		799	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		800
		801	switch (ev.type)
		802	{
		803	case SDL_KEYDOWN:
		804	case SDL_KEYUP:
		805	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		806	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		807	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod & MOD_MASK), 0);
		808	hv_store (hv, "cmod", 4, newSViv (SDL_GetModState () & MOD_MASK), 0); /* current mode */
		809	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		810	break;
		811
		812	case SDL_ACTIVEEVENT:
		813	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		814	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		815	break;
		816
		817	case SDL_MOUSEMOTION:
		818	{
		819	int state = ev.motion.state;
		820	int x = ev.motion.x;
		821	int y = ev.motion.y;
		822	int xrel = ev.motion.xrel;
		823	int yrel = ev.motion.yrel;
		824
		825	/* do simplistic event compression */
		826	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		827	&& state == ev.motion.state)
		828	{
		829	xrel += ev.motion.xrel;
		830	yrel += ev.motion.yrel;
		831	x = ev.motion.x;
		832	y = ev.motion.y;
		833	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		834	}
		835
		836	hv_store (hv, "mod", 3, newSViv (SDL_GetModState () & MOD_MASK), 0);
		837	hv_store (hv, "state", 5, newSViv (state), 0);
		838	hv_store (hv, "x", 1, newSViv (x), 0);
		839	hv_store (hv, "y", 1, newSViv (y), 0);
		840	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
		841	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		842	}
		843	break;
		844
		845	case SDL_MOUSEBUTTONDOWN:
		846	case SDL_MOUSEBUTTONUP:
		847	hv_store (hv, "mod", 3, newSViv (SDL_GetModState () & MOD_MASK), 0);
		848
		849	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		850	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		851	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		852	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		853	break;
		854
		855	case SDL_USEREVENT:
		856	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		857	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		858	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		859	break;
		860	}
		861
		862	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("DC::UI::Event", 1))));
		863	}
		864	}
		865
		866	int
		867	Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 4096)
		868	POSTCALL:
		869	Mix_HookMusicFinished (music_finished);
		870	Mix_ChannelFinished (channel_finished);
		871
		872	void
		873	Mix_QuerySpec ()
		874	PPCODE:
		875	{
		876	int freq, channels;
		877	Uint16 format;
		878
		879	if (Mix_QuerySpec (&freq, &format, &channels))
		880	{
		881	EXTEND (SP, 3);
		882	PUSHs (sv_2mortal (newSViv (freq)));
		883	PUSHs (sv_2mortal (newSViv (format)));
		884	PUSHs (sv_2mortal (newSViv (channels)));
		885	}
		886	}
		887
		888	void
		889	Mix_CloseAudio ()
		890
		891	int
		892	Mix_AllocateChannels (int numchans = -1)
		893
		894	const char *
		895	Mix_GetError ()
171		896
172	void	897	void
173	lowdelay (int fd, int val = 1)	898	lowdelay (int fd, int val = 1)
174	CODE:	899	CODE:
175	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	900	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
176		901
177	char *	902	void
178	gl_version ()	903	win32_proxy_info ()
179	CODE:	904	PPCODE:
180	RETVAL = (char *)glGetString (GL_VERSION);	905	{
		906	#ifdef _WIN32
		907	char buffer[2048];
		908	DWORD buflen;
		909
		910	EXTEND (SP, 3);
		911
		912	buflen = sizeof (buffer);
		913	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		914	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		915	{
		916	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		917
		918	buflen = sizeof (buffer);
		919	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		920	{
		921	PUSHs (newSVpv (buffer, 0));
		922
		923	buflen = sizeof (buffer);
		924	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		925	PUSHs (newSVpv (buffer, 0));
		926	}
		927	}
		928	#endif
		929	}
		930
		931	int
		932	add_font (char *file)
		933	CODE:
		934	RETVAL = FcConfigAppFontAddFile (0, (const FcChar8 *)file);
181	OUTPUT:	935	OUTPUT:
182	RETVAL	936	RETVAL
183
184	char *
185	gl_extensions ()
186	CODE:
187	RETVAL = (char *)glGetString (GL_EXTENSIONS);
188	OUTPUT:
189	RETVAL
190
191	void
192	add_font (char *file)
193	CODE:
194	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
195
196	void
197	set_font (char *file)
198	CODE:
199	{
200	int count;
201	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
202	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
203	FcPatternDestroy (pattern);
204	pango_context_set_font_description (context, font);
205	}
206		937
207	void	938	void
208	load_image_inline (SV *image_)	939	load_image_inline (SV *image_)
209	ALIAS:	940	ALIAS:
210	load_image_file = 1	941	load_image_file = 1
…		…
213	STRLEN image_len;	944	STRLEN image_len;
214	char *image = (char *)SvPVbyte (image_, image_len);	945	char *image = (char *)SvPVbyte (image_, image_len);
215	SDL_Surface *surface, *surface2;	946	SDL_Surface *surface, *surface2;
216	SDL_PixelFormat fmt;	947	SDL_PixelFormat fmt;
217	SDL_RWops *rw = ix	948	SDL_RWops *rw = ix
218	? SDL_RWFromFile (image, "r")	949	? SDL_RWFromFile (image, "rb")
219	: SDL_RWFromConstMem (image, image_len);	950	: SDL_RWFromConstMem (image, image_len);
220		951
221	if (!rw)	952	if (!rw)
222	croak ("load_image: %s", SDL_GetError ());	953	croak ("load_image: %s", SDL_GetError ());
223		954
…		…
226	croak ("load_image: %s", SDL_GetError ());	957	croak ("load_image: %s", SDL_GetError ());
227		958
228	fmt.palette = NULL;	959	fmt.palette = NULL;
229	fmt.BitsPerPixel = 32;	960	fmt.BitsPerPixel = 32;
230	fmt.BytesPerPixel = 4;	961	fmt.BytesPerPixel = 4;
		962	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
231	fmt.Rmask = 0x000000ff;	963	fmt.Rmask = 0x000000ff;
232	fmt.Gmask = 0x0000ff00;	964	fmt.Gmask = 0x0000ff00;
233	fmt.Bmask = 0x00ff0000;	965	fmt.Bmask = 0x00ff0000;
234	fmt.Amask = 0xff000000;	966	fmt.Amask = 0xff000000;
		967	#else
		968	fmt.Rmask = 0xff000000;
		969	fmt.Gmask = 0x00ff0000;
		970	fmt.Bmask = 0x0000ff00;
		971	fmt.Amask = 0x000000ff;
		972	#endif
235	fmt.Rloss = 0;	973	fmt.Rloss = 0;
236	fmt.Gloss = 0;	974	fmt.Gloss = 0;
237	fmt.Bloss = 0;	975	fmt.Bloss = 0;
238	fmt.Aloss = 0;	976	fmt.Aloss = 0;
239	fmt.Rshift = 0;	977	fmt.Rshift = 0;
…		…
245		983
246	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	984	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
247		985
248	assert (surface2->pitch == surface2->w * 4);	986	assert (surface2->pitch == surface2->w * 4);
249		987
		988	SDL_LockSurface (surface2);
250	EXTEND (SP, 5);	989	EXTEND (SP, 6);
251	PUSHs (sv_2mortal (newSViv (surface2->w)));	990	PUSHs (sv_2mortal (newSViv (surface2->w)));
252	PUSHs (sv_2mortal (newSViv (surface2->h)));	991	PUSHs (sv_2mortal (newSViv (surface2->h)));
253	SDL_LockSurface (surface2);
254	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	992	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
255	SDL_UnlockSurface (surface2);
256	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	993	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
257	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	994	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
258	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	995	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		996	SDL_UnlockSurface (surface2);
259		997
260	SDL_FreeSurface (surface);	998	SDL_FreeSurface (surface);
261	SDL_FreeSurface (surface2);	999	SDL_FreeSurface (surface2);
262	}	1000	}
263		1001
…		…
285	PUSHs (sv_2mortal (newSViv (b / y)));	1023	PUSHs (sv_2mortal (newSViv (b / y)));
286	PUSHs (sv_2mortal (newSViv (a / y)));	1024	PUSHs (sv_2mortal (newSViv (a / y)));
287	}	1025	}
288		1026
289	void	1027	void
		1028	error (char *message)
		1029	CODE:
		1030	fprintf (stderr, "ERROR: %s\n", message);
		1031	#ifdef _WIN32
		1032	MessageBox (0, message, "Deliantra Client Error", MB_OK | MB_ICONERROR);
		1033	#endif
		1034
		1035	void
290	fatal (char *message)	1036	fatal (char *message)
291	CODE:	1037	CODE:
		1038	fprintf (stderr, "FATAL: %s\n", message);
		1039	#ifdef _WIN32
		1040	MessageBox (0, message, "Deliantra Client Fatal Error", MB_OK | MB_ICONERROR);
		1041	#endif
		1042	_exit (1);
		1043
		1044	void
		1045	_exit (int retval = 0)
		1046	CODE:
292	#ifdef WIN32	1047	#ifdef WIN32
293	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);	1048	ExitThread (retval); // unclean, please beam me up
294	#else	1049	#else
295	fprintf (stderr, "FATAL: %s\n", message);	1050	_exit (retval);
296	#endif	1051	#endif
297	exit (1);
298		1052
		1053	void
		1054	debug ()
		1055	CODE:
		1056	{
		1057	#if DEBUG
		1058	VALGRIND_DO_LEAK_CHECK;
		1059	#endif
		1060	}
		1061
		1062	MODULE = Deliantra::Client PACKAGE = DC::Font
		1063
		1064	PROTOTYPES: DISABLE
		1065
		1066	DC::Font
		1067	new_from_file (SV *class, char *path, int id = 0)
		1068	CODE:
		1069	{
		1070	int count;
		1071	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		1072	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		1073	FcPatternDestroy (pattern);
		1074	}
		1075	OUTPUT:
		1076	RETVAL
		1077
		1078	void
		1079	DESTROY (DC::Font self)
		1080	CODE:
		1081	pango_font_description_free (self);
		1082
		1083	void
		1084	make_default (DC::Font self)
		1085	PROTOTYPE: $
		1086	CODE:
		1087	default_font = self;
		1088
299	MODULE = CFClient PACKAGE = CFClient::Layout	1089	MODULE = Deliantra::Client PACKAGE = DC::Layout
300		1090
301	CFClient::Layout	1091	PROTOTYPES: DISABLE
302	new (SV *class, int base_height = 10)	1092
		1093	void
		1094	glyph_cache_backup ()
		1095	PROTOTYPE:
		1096	CODE:
		1097	tc_backup ();
		1098
		1099	void
		1100	glyph_cache_restore ()
		1101	PROTOTYPE:
		1102	CODE:
		1103	tc_restore ();
		1104
		1105	DC::Layout
		1106	new (SV *class)
303	CODE:	1107	CODE:
304	New (0, RETVAL, 1, struct cf_layout);	1108	New (0, RETVAL, 1, struct cf_layout);
305	RETVAL->base_height = base_height;	1109
306	RETVAL->pl = pango_layout_new (context);	1110	RETVAL->pl = pango_layout_new (opengl_context);
		1111	RETVAL->r = 1.;
		1112	RETVAL->g = 1.;
		1113	RETVAL->b = 1.;
		1114	RETVAL->a = 1.;
		1115	RETVAL->base_height = MIN_FONT_HEIGHT;
		1116	RETVAL->font = 0;
		1117	RETVAL->rc = rc_alloc ();
		1118
307	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	1119	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		1120	layout_update_font (RETVAL);
308	OUTPUT:	1121	OUTPUT:
309	RETVAL	1122	RETVAL
310		1123
311	void	1124	void
312	DESTROY (CFClient::Layout self)	1125	DESTROY (DC::Layout self)
313	CODE:	1126	CODE:
314	g_object_unref (self->pl);	1127	g_object_unref (self->pl);
		1128	rc_free (self->rc);
315	Safefree (self);	1129	Safefree (self);
316		1130
317	void	1131	void
318	set_text (CFClient::Layout self, SV *text_)	1132	set_text (DC::Layout self, SV *text_)
319	CODE:	1133	CODE:
320	{	1134	{
321	STRLEN textlen;	1135	STRLEN textlen;
322	char *text = SvPVutf8 (text_, textlen);	1136	char *text = SvPVutf8 (text_, textlen);
323		1137
324	pango_layout_set_text (self->pl, text, textlen);	1138	pango_layout_set_text (self->pl, text, textlen);
325	}	1139	}
326		1140
327	void	1141	void
328	set_markup (CFClient::Layout self, SV *text_)	1142	set_markup (DC::Layout self, SV *text_)
329	CODE:	1143	CODE:
330	{	1144	{
331	STRLEN textlen;	1145	STRLEN textlen;
332	char *text = SvPVutf8 (text_, textlen);	1146	char *text = SvPVutf8 (text_, textlen);
333		1147
334	pango_layout_set_markup (self->pl, text, textlen);	1148	pango_layout_set_markup (self->pl, text, textlen);
335	}	1149	}
336		1150
337	void	1151	void
		1152	set_shapes (DC::Layout self, ...)
		1153	CODE:
		1154	{
		1155	PangoAttrList *attrs = 0;
		1156	const char *text = pango_layout_get_text (self->pl);
		1157	const char *pos = text;
		1158	int arg = 4;
		1159
		1160	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		1161	{
		1162	PangoRectangle inkrect, rect;
		1163	PangoAttribute *attr;
		1164
		1165	int x = SvIV (ST (arg - 3));
		1166	int y = SvIV (ST (arg - 2));
		1167	int w = SvIV (ST (arg - 1));
		1168	int h = SvIV (ST (arg ));
		1169
		1170	inkrect.x = 0;
		1171	inkrect.y = 0;
		1172	inkrect.width = 0;
		1173	inkrect.height = 0;
		1174
		1175	rect.x = x * PANGO_SCALE;
		1176	rect.y = y * PANGO_SCALE;
		1177	rect.width = w * PANGO_SCALE;
		1178	rect.height = h * PANGO_SCALE;
		1179
		1180	if (!attrs)
		1181	attrs = pango_layout_get_attributes (self->pl);
		1182
		1183	attr = pango_attr_shape_new (&inkrect, &rect);
		1184	attr->start_index = pos - text;
		1185	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1186	pango_attr_list_insert (attrs, attr);
		1187
		1188	arg += 4;
		1189	pos += sizeof (OBJ_STR) - 1;
		1190	}
		1191
		1192	if (attrs)
		1193	pango_layout_set_attributes (self->pl, attrs);
		1194	}
		1195
		1196	void
		1197	get_shapes (DC::Layout self)
		1198	PPCODE:
		1199	{
		1200	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1201
		1202	do
		1203	{
		1204	PangoLayoutRun *run = pango_layout_iter_get_run_readonly (iter);
		1205
		1206	if (run && shape_attr_p (run))
		1207	{
		1208	PangoRectangle extents;
		1209	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1210
		1211	EXTEND (SP, 2);
		1212	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1213	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1214	}
		1215	}
		1216	while (pango_layout_iter_next_run (iter));
		1217
		1218	pango_layout_iter_free (iter);
		1219	}
		1220
		1221	int
		1222	has_wrapped (DC::Layout self)
		1223	CODE:
		1224	{
		1225	int lines = 1;
		1226	const char *text = pango_layout_get_text (self->pl);
		1227
		1228	while (*text)
		1229	lines += *text++ == '\n';
		1230
		1231	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1232	}
		1233	OUTPUT:
		1234	RETVAL
		1235
		1236	SV *
		1237	get_text (DC::Layout self)
		1238	CODE:
		1239	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1240	sv_utf8_decode (RETVAL);
		1241	OUTPUT:
		1242	RETVAL
		1243
		1244	void
		1245	set_foreground (DC::Layout self, float r, float g, float b, float a = 1.)
		1246	CODE:
		1247	self->r = r;
		1248	self->g = g;
		1249	self->b = b;
		1250	self->a = a;
		1251
		1252	void
		1253	set_font (DC::Layout self, DC::Font font = 0)
		1254	CODE:
		1255	if (self->font != font)
		1256	{
		1257	self->font = font;
		1258	layout_update_font (self);
		1259	}
		1260
		1261	void
338	set_height (CFClient::Layout self, int base_height)	1262	set_height (DC::Layout self, int base_height)
339	CODE:	1263	CODE:
		1264	if (self->base_height != base_height)
		1265	{
340	self->base_height = base_height;	1266	self->base_height = base_height;
		1267	layout_update_font (self);
		1268	}
341		1269
342	void	1270	void
343	set_width (CFClient::Layout self, int max_width = -1)	1271	set_width (DC::Layout self, int max_width = -1)
344	CODE:	1272	CODE:
345	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1273	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
346		1274
347	void	1275	void
		1276	set_indent (DC::Layout self, int indent)
		1277	CODE:
		1278	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1279
		1280	void
		1281	set_spacing (DC::Layout self, int spacing)
		1282	CODE:
		1283	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1284
		1285	void
		1286	set_ellipsise (DC::Layout self, int ellipsise)
		1287	CODE:
		1288	pango_layout_set_ellipsize (self->pl,
		1289	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1290	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1291	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1292	: PANGO_ELLIPSIZE_NONE
		1293	);
		1294
		1295	void
		1296	set_single_paragraph_mode (DC::Layout self, int spm)
		1297	CODE:
		1298	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1299
		1300	void
348	size (CFClient::Layout self)	1301	size (DC::Layout self)
349	PPCODE:	1302	PPCODE:
350	{	1303	{
351	int w, h;	1304	int w, h;
352		1305
353	layout_update (self);
354	layout_get_pixel_size (self, &w, &h);	1306	layout_get_pixel_size (self, &w, &h);
355		1307
356	EXTEND (SP, 2);	1308	EXTEND (SP, 2);
357	PUSHs (sv_2mortal (newSViv (w)));	1309	PUSHs (sv_2mortal (newSViv (w)));
358	PUSHs (sv_2mortal (newSViv (h)));	1310	PUSHs (sv_2mortal (newSViv (h)));
359	}	1311	}
360		1312
361	int	1313	int
		1314	descent (DC::Layout self)
		1315	CODE:
		1316	{
		1317	PangoRectangle rect;
		1318	PangoLayoutLine *line = pango_layout_get_line_readonly (self->pl, 0);
		1319	pango_layout_line_get_pixel_extents (line, 0, &rect);
		1320	RETVAL = PANGO_DESCENT (rect);
		1321	}
		1322	OUTPUT:
		1323	RETVAL
		1324
		1325	int
362	xy_to_index (CFClient::Layout self, int x, int y)	1326	xy_to_index (DC::Layout self, int x, int y)
363	CODE:	1327	CODE:
364	{	1328	{
365	int index, trailing;	1329	int index, trailing;
366
367	layout_update (self);
368	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1330	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
369
370	RETVAL = index;	1331	RETVAL = index + trailing;
371	}	1332	}
372	OUTPUT:	1333	OUTPUT:
373	RETVAL	1334	RETVAL
374		1335
375	void	1336	void
376	cursor_pos (CFClient::Layout self, int index)	1337	cursor_pos (DC::Layout self, int index)
377	PPCODE:	1338	PPCODE:
378	{	1339	{
379	PangoRectangle strong_pos;	1340	PangoRectangle pos;
380	layout_update (self);
381	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1341	pango_layout_get_cursor_pos (self->pl, index, &pos, 0);
382		1342
383	EXTEND (SP, 3);	1343	EXTEND (SP, 3);
384	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1344	PUSHs (sv_2mortal (newSViv (pos.x / PANGO_SCALE)));
385	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1345	PUSHs (sv_2mortal (newSViv (pos.y / PANGO_SCALE)));
386	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1346	PUSHs (sv_2mortal (newSViv (pos.height / PANGO_SCALE)));
387	}	1347	}
388		1348
389	void	1349	void
390	render (CFClient::Layout self)	1350	index_to_line_x (DC::Layout self, int index, int trailing = 0)
391	PPCODE:	1351	PPCODE:
392	{	1352	{
393	SV *retval;	1353	int line, x;
394	int w, h;
395	FT_Bitmap bitmap;
396		1354
397	layout_update (self);	1355	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
398	layout_get_pixel_size (self, &w, &h);	1356	#if !PANGO_VERSION_CHECK (1, 17, 3)
399		1357	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
400	retval = newSV (w * h);	1358	--line;
401	SvPOK_only (retval);	1359	#endif
402	SvCUR_set (retval, w * h);
403
404	bitmap.rows = h;
405	bitmap.width = w;
406	bitmap.pitch = w;
407	bitmap.buffer = (unsigned char*)SvPVX (retval);
408	bitmap.num_grays = 256;
409	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
410
411	memset (bitmap.buffer, 0, w * h);
412
413	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
414
415	EXTEND (SP, 3);	1360	EXTEND (SP, 2);
416	PUSHs (sv_2mortal (newSViv (w)));	1361	PUSHs (sv_2mortal (newSViv (line)));
		1362	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1363	}
		1364
		1365	void
		1366	line_x_to_index (DC::Layout self, int line, int x)
		1367	PPCODE:
		1368	{
		1369	PangoLayoutLine *lp;
		1370	int index, trailing;
		1371
		1372	if (line < 0)
		1373	XSRETURN_EMPTY;
		1374
		1375	if (!(lp = pango_layout_get_line_readonly (self->pl, line)))
		1376	XSRETURN_EMPTY; /* do better */
		1377
		1378	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1379
		1380	EXTEND (SP, 2);
		1381	if (GIMME_V == G_SCALAR)
		1382	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1383	else
		1384	{
417	PUSHs (sv_2mortal (newSViv (h)));	1385	PUSHs (sv_2mortal (newSViv (index)));
418	PUSHs (sv_2mortal (retval));	1386	PUSHs (sv_2mortal (newSViv (trailing)));
		1387	}
419	}	1388	}
420		1389
		1390	void
		1391	render (DC::Layout self, float x, float y, int flags = 0)
		1392	CODE:
		1393	rc_clear (self->rc);
		1394	pango_opengl_render_layout_subpixel (
		1395	self->pl,
		1396	self->rc,
		1397	x * PANGO_SCALE, y * PANGO_SCALE,
		1398	self->r, self->g, self->b, self->a,
		1399	flags
		1400	);
		1401	// we assume that context_change actually clears/frees stuff
		1402	// and does not do any recomputation...
		1403	pango_layout_context_changed (self->pl);
		1404
		1405	void
		1406	draw (DC::Layout self)
		1407	CODE:
		1408	{
		1409	glEnable (GL_TEXTURE_2D);
		1410	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
		1411	glEnable (GL_BLEND);
		1412	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1413	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1414	glEnable (GL_ALPHA_TEST);
		1415	glAlphaFunc (GL_GREATER, 7.f / 255.f);
		1416
		1417	rc_draw (self->rc);
		1418
		1419	glDisable (GL_ALPHA_TEST);
		1420	glDisable (GL_BLEND);
		1421	glDisable (GL_TEXTURE_2D);
		1422	}
		1423
421	MODULE = CFClient PACKAGE = CFClient::Texture	1424	MODULE = Deliantra::Client PACKAGE = DC::Texture
422		1425
		1426	PROTOTYPES: ENABLE
		1427
423	void	1428	void
		1429	pad (SV *data_, int ow, int oh, int nw, int nh)
		1430	CODE:
		1431	{
		1432	if ((nw != ow || nh != oh) && SvOK (data_))
		1433	{
		1434	STRLEN datalen;
		1435	char *data = SvPVbyte (data_, datalen);
		1436	int bpp = datalen / (ow * oh);
		1437	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1438
		1439	SvPOK_only (result_);
		1440	SvCUR_set (result_, nw * nh * bpp);
		1441
		1442	memset (SvPVX (result_), 0, nw * nh * bpp);
		1443	while (oh--)
		1444	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1445
		1446	sv_setsv (data_, result_);
		1447	}
		1448	}
		1449
		1450	void
424	draw_quad (SV *self, float x, float y, float w = 0, float h = 0)	1451	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
425	PROTOTYPE: $$$;$$	1452	PROTOTYPE: $$$;$$
		1453	ALIAS:
		1454	draw_quad_alpha = 1
		1455	draw_quad_alpha_premultiplied = 2
426	CODE:	1456	CODE:
427	{	1457	{
428	HV *hv = (HV *)SvRV (self);	1458	HV *hv = (HV *)SvRV (self);
429	float s = SvNV (*hv_fetch (hv, "s", 1, 1));	1459	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
430	float t = SvNV (*hv_fetch (hv, "t", 1, 1));	1460	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
431	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1461	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
432	int wrap_mode = SvIV (*hv_fetch (hv, "wrap_mode", 9, 1));	1462
		1463	if (name <= 0)
		1464	XSRETURN_EMPTY;
433		1465
434	if (items < 5)	1466	if (items < 5)
435	{	1467	{
436	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1468	w = SvNV (*hv_fetch (hv, "w", 1, 1));
437	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1469	h = SvNV (*hv_fetch (hv, "h", 1, 1));
438	}	1470	}
439		1471
		1472	if (ix)
		1473	{
		1474	glEnable (GL_BLEND);
		1475
		1476	if (ix == 2)
		1477	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1478	else
		1479	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1480	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1481
		1482	glEnable (GL_ALPHA_TEST);
		1483	glAlphaFunc (GL_GREATER, 0.01f);
		1484	}
		1485
440	glBindTexture (GL_TEXTURE_2D, name);	1486	glBindTexture (GL_TEXTURE_2D, name);
441	if (wrap_mode) {	1487
442	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
443	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
444	}
445	glBegin (GL_QUADS);	1488	glBegin (GL_QUADS);
446	glTexCoord2f (0, 0); glVertex2f (x , y );	1489	glTexCoord2f (0, 0); glVertex2f (x , y );
447	glTexCoord2f (0, t); glVertex2f (x , y + h);	1490	glTexCoord2f (0, t); glVertex2f (x , y + h);
448	glTexCoord2f (s, t); glVertex2f (x + w, y + h);	1491	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
449	glTexCoord2f (s, 0); glVertex2f (x + w, y );	1492	glTexCoord2f (s, 0); glVertex2f (x + w, y );
450	glEnd ();	1493	glEnd ();
451	}
452		1494
		1495	if (ix)
		1496	{
		1497	glDisable (GL_ALPHA_TEST);
		1498	glDisable (GL_BLEND);
		1499	}
		1500	}
		1501
		1502	IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
		1503	CODE:
		1504	{
		1505	GLint width;
		1506	glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
		1507	glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
		1508	RETVAL = width > 0;
		1509	}
		1510	OUTPUT:
		1511	RETVAL
		1512
453	MODULE = CFClient PACKAGE = CFClient::Map	1513	MODULE = Deliantra::Client PACKAGE = DC::Map
454		1514
455	CFClient::Map	1515	PROTOTYPES: DISABLE
456	new (SV *class, int map_width, int map_height)	1516
		1517	DC::Map
		1518	new (SV *class)
457	CODE:	1519	CODE:
458	New (0, RETVAL, 1, struct map);	1520	New (0, RETVAL, 1, struct map);
459	RETVAL->x = 0;	1521	RETVAL->x = 0;
460	RETVAL->y = 0;	1522	RETVAL->y = 0;
461	RETVAL->w = map_width;	1523	RETVAL->w = 0;
462	RETVAL->h = map_height;	1524	RETVAL->h = 0;
463	RETVAL->vx = 0;	1525	RETVAL->ox = 0;
464	RETVAL->vy = 0;	1526	RETVAL->oy = 0;
465	RETVAL->faces = 8192;	1527	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
466	Newz (0, RETVAL->face, RETVAL->faces, mapface);	1528	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
467	RETVAL->rows = 0;	1529	RETVAL->rows = 0;
468	RETVAL->row = 0;	1530	RETVAL->row = 0;
469	OUTPUT:	1531	OUTPUT:
470	RETVAL	1532	RETVAL
471		1533
472	void	1534	void
473	DESTROY (CFClient::Map self)	1535	DESTROY (DC::Map self)
474	CODE:	1536	CODE:
475	{	1537	{
476	map_clear (self);	1538	map_clear (self);
477	Safefree (self->face);	1539	Safefree (self->face2tile);
		1540	Safefree (self->tex);
478	Safefree (self);	1541	Safefree (self);
479	}	1542	}
480		1543
481	void	1544	void
		1545	resize (DC::Map self, int map_width, int map_height)
		1546	CODE:
		1547	self->w = map_width;
		1548	self->h = map_height;
		1549
		1550	void
482	clear (CFClient::Map self)	1551	clear (DC::Map self)
483	CODE:	1552	CODE:
484	map_clear (self);	1553	map_clear (self);
485		1554
486	void	1555	void
		1556	set_tileid (DC::Map self, int face, int tile)
		1557	CODE:
		1558	{
		1559	need_facenum (self, face); self->face2tile [face] = tile;
		1560	need_texid (self, tile);
		1561	}
		1562
		1563	void
		1564	set_smooth (DC::Map self, int face, int smooth, int level)
		1565	CODE:
		1566	{
		1567	tileid texid;
		1568	maptex *tex;
		1569
		1570	if (face < 0 || face >= self->faces)
		1571	return;
		1572
		1573	if (smooth < 0 || smooth >= self->faces)
		1574	return;
		1575
		1576	texid = self->face2tile [face];
		1577
		1578	if (!texid)
		1579	return;
		1580
		1581	tex = self->tex + texid;
		1582	tex->smoothtile = self->face2tile [smooth];
		1583	tex->smoothlevel = level;
		1584	}
		1585
		1586	void
487	set_texture (CFClient::Map self, int face, int name, int w, int h, float s, float t, int r, int g, int b, int a)	1587	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)
488	CODE:	1588	CODE:
489	{	1589	{
490	while (self->faces < face)	1590	need_texid (self, texid);
		1591
		1592	{
		1593	maptex *tex = self->tex + texid;
		1594
		1595	tex->name = name;
		1596	tex->w = w;
		1597	tex->h = h;
		1598	tex->s = s;
		1599	tex->t = t;
		1600	tex->r = r;
		1601	tex->g = g;
		1602	tex->b = b;
		1603	tex->a = a;
		1604	}
		1605
		1606	// somewhat hackish, but for textures that require it, it really
		1607	// improves the look, and most others don't suffer.
		1608	glBindTexture (GL_TEXTURE_2D, name);
		1609	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1610	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1611	// use uglier nearest interpolation because linear suffers
		1612	// from transparent color bleeding and ugly wrapping effects.
		1613	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1614	}
		1615
		1616	int
		1617	ox (DC::Map self)
		1618	ALIAS:
		1619	oy = 1
		1620	x = 2
		1621	y = 3
		1622	w = 4
		1623	h = 5
		1624	CODE:
		1625	switch (ix)
491	{	1626	{
492	Append (mapface, self->face, self->faces, self->faces);	1627	case 0: RETVAL = self->ox; break;
493	self->faces *= 2;	1628	case 1: RETVAL = self->oy; break;
		1629	case 2: RETVAL = self->x; break;
		1630	case 3: RETVAL = self->y; break;
		1631	case 4: RETVAL = self->w; break;
		1632	case 5: RETVAL = self->h; break;
494	}	1633	}
		1634	OUTPUT:
		1635	RETVAL
495		1636
496	mapface *f = self->face + face;
497
498	f->name = name;
499	f->w = w;
500	f->h = h;
501	f->s = s;
502	f->t = t;
503	f->r = r;
504	f->g = g;
505	f->b = b;
506	f->a = a;
507	}
508
509	void	1637	void
510	scroll (CFClient::Map self, int dx, int dy)	1638	scroll (DC::Map self, int dx, int dy)
511	CODE:	1639	CODE:
512	{	1640	{
513	if (dx > 0)	1641	if (dx > 0)
514	map_blank (self, self->x, self->y, dx - 1, self->h);	1642	map_blank (self, self->x, self->y, dx, self->h);
515	else if (dx < 0)	1643	else if (dx < 0)
516	map_blank (self, self->x + self->w + dx + 1, self->y, 1 - dx, self->h);	1644	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
517		1645
518	if (dy > 0)	1646	if (dy > 0)
519	map_blank (self, self->x, self->y, self->w, dy - 1);	1647	map_blank (self, self->x, self->y, self->w, dy);
520	else if (dy < 0)	1648	else if (dy < 0)
521	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, 1 - dy);	1649	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
522		1650
523	self->x += dx;	1651	self->ox += dx; self->x += dx;
524	self->y += dy;	1652	self->oy += dy; self->y += dy;
525		1653
526	while (self->y < 0)	1654	while (self->y < 0)
527	{	1655	{
528	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);	1656	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
529		1657
530	self->rows += MAP_EXTEND_Y;	1658	self->rows += MAP_EXTEND_Y;
531	self->y += MAP_EXTEND_Y;	1659	self->y += MAP_EXTEND_Y;
532	}	1660	}
533	}	1661	}
534		1662
535	void	1663	SV *
536	map1a_update (CFClient::Map self, SV *data_)	1664	map1a_update (DC::Map self, SV *data_, int extmap)
537	CODE:	1665	CODE:
538	{	1666	{
539	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);	1667	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
540	uint8_t *data_end = (uint8_t *)SvEND (data_);	1668	uint8_t *data_end = (uint8_t *)SvEND (data_);
541		1669	mapcell *cell;
		1670	int x, y, z, flags;
		1671	AV *missing = newAV ();
		1672	RETVAL = newRV_noinc ((SV *)missing);
		1673
542	while (data < data_end)	1674	while (data < data_end - 1)
543	{	1675	{
544	int flags = (data [0] << 8) + data [1]; data += 2;	1676	flags = (data [0] << 8) + data [1]; data += 2;
545		1677
546	int x = ((flags >> 10) & 63) + self->x;	1678	x = self->x + ((flags >> 10) & 63);
547	int y = ((flags >> 4) & 63) + self->y;	1679	y = self->y + ((flags >> 4) & 63);
548		1680
549	while (y >= self->rows)	1681	cell = map_get_cell (self, x, y);
550	{
551	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
552
553	self->rows += MAP_EXTEND_Y;
554	}
555
556	maprow *row = self->row + y;
557
558	if (!row->col)
559	{
560	Newz (0, row->col, MAP_EXTEND_X, mapcell);
561	row->c0 = self->x - MAP_EXTEND_X / 4;
562	row->c1 = row->c0 + MAP_EXTEND_X;
563	}
564
565	if (row->c0 > x)
566	{
567	int extend = row->c0 - x + MAP_EXTEND_X;
568	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
569	row->c0 -= extend;
570	}
571	else if (x >= row->c1)
572	{
573	int extend = x - row->c1 + MAP_EXTEND_X;
574	Append (mapcell, row->col, row->c1 - row->c0, extend);
575	row->c1 += extend;
576	}
577
578	assert (y >= 0);
579	assert (y < self->rows);
580	assert (x >= row->c0);
581	assert (x < row->c1);
582	mapcell *cell = row->col + (x - row->c0);
583		1682
584	if (flags & 15)	1683	if (flags & 15)
585	{	1684	{
586	if (cell->darkness < 0 && x < self->w && y < self->h)	1685	if (!cell->darkness)
587	{	1686	{
		1687	memset (cell, 0, sizeof (*cell));
588	cell->darkness = 0;	1688	cell->darkness = 256;
589	cell->face [0] = 0;
590	cell->face [1] = 0;
591	cell->face [2] = 0;
592	}	1689	}
593
594	cell->darkness = flags & 8 ? *data++ : 255;
595		1690
		1691	//TODO: don't trust server data to be in-range(!)
		1692
596	if (flags & 4)	1693	if (flags & 8)
597	{	1694	{
598	cell->face [0] = (data [0] << 8) + data [1]; data += 2;	1695	if (extmap)
		1696	{
		1697	uint8_t ext, cmd;
		1698
		1699	do
		1700	{
		1701	ext = *data++;
		1702	cmd = ext & 0x7f;
		1703
		1704	if (cmd < 4)
		1705	cell->darkness = 255 - ext * 64 + 1;
		1706	else if (cmd == 5) // health
		1707	{
		1708	cell->stat_width = 1;
		1709	cell->stat_hp = *data++;
		1710	}
		1711	else if (cmd == 6) // monster width
		1712	cell->stat_width = *data++ + 1;
		1713	else if (cmd == 0x47)
		1714	{
		1715	if (*data == 1) cell->player = data [1];
		1716	else if (*data == 2) cell->player = data [2] + (data [1] << 8);
		1717	else if (*data == 3) cell->player = data [3] + (data [2] << 8) + (data [1] << 16);
		1718	else if (*data == 4) cell->player = data [4] + (data [3] << 8) + (data [2] << 16) + (data [1] << 24);
		1719
		1720	data += *data + 1;
		1721	}
		1722	else if (cmd == 8) // cell flags
		1723	cell->flags = *data++;
		1724	else if (ext & 0x40) // unknown, multibyte => skip
		1725	data += *data + 1;
		1726	else
		1727	data++;
		1728	}
		1729	while (ext & 0x80);
		1730	}
		1731	else
		1732	cell->darkness = *data++ + 1;
599	}	1733	}
600		1734
		1735	for (z = 0; z <= 2; ++z)
601	if (flags & 2)	1736	if (flags & (4 >> z))
602	{	1737	{
603	cell->face [1] = (data [0] << 8) + data [1]; data += 2;	1738	faceid face = (data [0] << 8) + data [1]; data += 2;
		1739	need_facenum (self, face);
		1740	cell->tile [z] = self->face2tile [face];
		1741
		1742	if (cell->tile [z])
		1743	{
		1744	maptex *tex = self->tex + cell->tile [z];
		1745	if (!tex->name)
		1746	av_push (missing, newSViv (cell->tile [z]));
		1747
		1748	if (tex->smoothtile)
		1749	{
		1750	maptex *smooth = self->tex + tex->smoothtile;
		1751	if (!smooth->name)
		1752	av_push (missing, newSViv (tex->smoothtile));
		1753	}
		1754	}
604	}	1755	}
605
606	if (flags & 1)
607	{
608	cell->face [2] = (data [0] << 8) + data [1]; data += 2;
609	}
610	}	1756	}
611	else	1757	else
612	cell->darkness = -1;	1758	cell->darkness = 0;
613	}	1759	}
614	}	1760	}
		1761	OUTPUT:
		1762	RETVAL
615		1763
616	SV *	1764	SV *
617	mapmap (CFClient::Map self, int w, int h)	1765	mapmap (DC::Map self, int x0, int y0, int w, int h)
618	CODE:	1766	CODE:
619	{	1767	{
620	int x0, x1, x;	1768	int x1, x;
621	int y0, y1, y;	1769	int y1, y;
622	int z;	1770	int z;
623	SV *map_sv = newSV (w * h * sizeof (uint32_t));	1771	SV *map_sv = newSV (w * h * sizeof (uint32_t));
624	uint32_t *map = (uint32_t *)SvPVX (map_sv);	1772	uint32_t *map = (uint32_t *)SvPVX (map_sv);
625		1773
626	SvPOK_only (map_sv);	1774	SvPOK_only (map_sv);
627	SvCUR_set (map_sv, w * h * sizeof (uint32_t));	1775	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
628		1776
629	x0 = self->x - w / 2; x1 = x0 + w;	1777	x0 += self->x; x1 = x0 + w;
630	y0 = self->y - h / 2; y1 = y0 + h;	1778	y0 += self->y; y1 = y0 + h;
631		1779
632	for (y = y0; y < y1; y++)	1780	for (y = y0; y < y1; y++)
633	{	1781	{
634	maprow *row = 0 <= y && y < self->rows	1782	maprow *row = 0 <= y && y < self->rows
635	? self->row + y	1783	? self->row + y
…		…
643	{	1791	{
644	mapcell *cell = row->col + (x - row->c0);	1792	mapcell *cell = row->col + (x - row->c0);
645		1793
646	for (z = 0; z <= 0; z++)	1794	for (z = 0; z <= 0; z++)
647	{	1795	{
648	uint16_t face = cell->face [z];	1796	maptex tex = self->tex [cell->tile [z]];
649
650	if (face)
651	{
652	mapface tex = self->face [face];
653	int a0 = 255 - tex.a;	1797	int a0 = 255 - tex.a;
654	int a1 = tex.a;	1798	int a1 = tex.a;
655		1799
656	r = (r * a0 + tex.r * a1) / 255;	1800	r = (r * a0 + tex.r * a1) / 255;
657	g = (g * a0 + tex.g * a1) / 255;	1801	g = (g * a0 + tex.g * a1) / 255;
658	b = (b * a0 + tex.b * a1) / 255;	1802	b = (b * a0 + tex.b * a1) / 255;
659	a = (a * a0 + tex.a * a1) / 255;	1803	a = (a * a0 + tex.a * a1) / 255;
660	}
661	}	1804	}
662	}	1805	}
663		1806
664	*map++ = (r )	1807	*map++ = (r )
665	| (g << 8)	1808	| (g << 8)
…		…
672	}	1815	}
673	OUTPUT:	1816	OUTPUT:
674	RETVAL	1817	RETVAL
675		1818
676	void	1819	void
677	draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)	1820	draw (DC::Map self, int mx, int my, int sw, int sh, int T, U32 player = 0xffffffff, int pdx = 0, int pdy = 0)
		1821	CODE:
		1822	{
		1823	int x, y, z;
		1824
		1825	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1826	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1827	static uint8_t smooth_max[256][256]; // egad, fast and wasteful on memory (64k)
		1828	smooth_key skey;
		1829	int pl_x, pl_y;
		1830	maptex pl_tex;
		1831	rc_t *rc = rc_alloc ();
		1832	rc_key_t key;
		1833	rc_array_t *arr;
		1834
		1835	pl_tex.name = 0;
		1836
		1837	// thats current max. sorry.
		1838	if (sw > 255) sw = 255;
		1839	if (sh > 255) sh = 255;
		1840
		1841	// clear key, in case of extra padding
		1842	memset (&skey, 0, sizeof (skey));
		1843
		1844	memset (&key, 0, sizeof (key));
		1845	key.r = 255;
		1846	key.g = 255;
		1847	key.b = 255;
		1848	key.a = 255;
		1849	key.mode = GL_QUADS;
		1850	key.format = GL_T2F_V3F;
		1851	key.texname = -1;
		1852
		1853	mx += self->x;
		1854	my += self->y;
		1855
		1856	// first pass: determine smooth_max
		1857	// rather ugly, if you ask me
		1858	// could also be stored inside mapcell and updated on change
		1859	memset (smooth_max, 0, sizeof (smooth_max));
		1860
		1861	for (y = 0; y < sh; y++)
		1862	if (0 <= y + my && y + my < self->rows)
		1863	{
		1864	maprow *row = self->row + (y + my);
		1865
		1866	for (x = 0; x < sw; x++)
		1867	if (row->c0 <= x + mx && x + mx < row->c1)
		1868	{
		1869	mapcell *cell = row->col + (x + mx - row->c0);
		1870
		1871	smooth_max[x + 1][y + 1] =
		1872	MAX (self->tex [cell->tile [0]].smoothlevel,
		1873	MAX (self->tex [cell->tile [1]].smoothlevel,
		1874	self->tex [cell->tile [2]].smoothlevel));
		1875	}
		1876	}
		1877
		1878	glEnable (GL_BLEND);
		1879	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1880	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1881
		1882	for (z = 0; z <= 2; z++)
		1883	{
		1884	memset (smooth_level, 0, sizeof (smooth_level));
		1885
		1886	for (y = 0; y < sh; y++)
		1887	if (0 <= y + my && y + my < self->rows)
		1888	{
		1889	maprow *row = self->row + (y + my);
		1890
		1891	for (x = 0; x < sw; x++)
		1892	if (row->c0 <= x + mx && x + mx < row->c1)
		1893	{
		1894	mapcell *cell = row->col + (x + mx - row->c0);
		1895	tileid tile = cell->tile [z];
		1896
		1897	if (tile)
		1898	{
		1899	maptex tex = self->tex [tile];
		1900	int px = (x + 1) * T - tex.w;
		1901	int py = (y + 1) * T - tex.h;
		1902
		1903	if (key.texname != tex.name)
		1904	{
		1905	if (!tex.name)
		1906	tex = self->tex [2]; /* missing, replace by noface */
		1907
		1908	key.texname = tex.name;
		1909	arr = rc_array (rc, &key);
		1910	}
		1911
		1912	if (expect_false (cell->player == player) && expect_false (z == 2))
		1913	{
		1914	pl_x = px;
		1915	pl_y = py;
		1916	pl_tex = tex;
		1917	continue;
		1918	}
		1919
		1920	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		1921	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		1922	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		1923	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		1924
		1925	if (expect_false (cell->flags) && expect_false (z == 2))
		1926	{
		1927	// overlays such as the speech bubble, probably more to come
		1928	if (cell->flags & 1)
		1929	{
		1930	maptex tex = self->tex [1];
		1931	int px = x * T + T * 2 / 32;
		1932	int py = y * T - T * 6 / 32;
		1933
		1934	if (tex.name)
		1935	{
		1936	if (key.texname != tex.name)
		1937	{
		1938	key.texname = tex.name;
		1939	arr = rc_array (rc, &key);
		1940	}
		1941
		1942	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		1943	rc_t2f_v3f (arr, 0 , tex.t, px , py + T, 0);
		1944	rc_t2f_v3f (arr, tex.s, tex.t, px + T, py + T, 0);
		1945	rc_t2f_v3f (arr, tex.s, 0 , px + T, py , 0);
		1946	}
		1947	}
		1948	}
		1949
		1950	// update smooth hash
		1951	if (tex.smoothtile)
		1952	{
		1953	skey.tile = tex.smoothtile;
		1954	skey.level = tex.smoothlevel;
		1955
		1956	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		1957
		1958	// add bits to current tile and all neighbours. skey.x|y is
		1959	// shifted +1|+1 so we always stay positive.
		1960
		1961	// bits is ___n cccc CCCC bbbb
		1962	// n do not draw borders&corners
		1963	// c draw these corners, but...
		1964	// C ... not these
		1965	// b draw these borders
		1966
		1967	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		1968	// ┃· ·· ·┃ ━━
		1969
		1970	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		1971	// ·· ·· ·┏ ┓·
		1972
		1973	// full tile
		1974	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		1975
		1976	// borders
		1977	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		1978	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		1979	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		1980	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		1981
		1982	// corners
		1983	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		1984	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		1985	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		1986	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		1987	}
		1988	}
		1989	}
		1990	}
		1991
		1992	rc_draw (rc);
		1993	rc_clear (rc);
		1994
		1995	// go through all smoothlevels, lowest to highest, then draw.
		1996	// this is basically counting sort
		1997	{
		1998	int w, b;
		1999
		2000	glEnable (GL_TEXTURE_2D);
		2001	glBegin (GL_QUADS);
		2002	for (w = 0; w < 256 / 32; ++w)
		2003	{
		2004	uint32_t smask = smooth_level [w];
		2005	if (smask)
		2006	for (b = 0; b < 32; ++b)
		2007	if (smask & (((uint32_t)1) << b))
		2008	{
		2009	int level = (w << 5) | b;
		2010	HE *he;
		2011
		2012	hv_iterinit (smooth);
		2013	while ((he = hv_iternext (smooth)))
		2014	{
		2015	smooth_key *skey = (smooth_key *)HeKEY (he);
		2016	IV bits = SvIVX (HeVAL (he));
		2017
		2018	if (!(bits & 0x1000)
		2019	&& skey->level == level
		2020	&& level > smooth_max [skey->x][skey->y])
		2021	{
		2022	maptex tex = self->tex [skey->tile];
		2023	int px = (((int)skey->x) - 1) * T;
		2024	int py = (((int)skey->y) - 1) * T;
		2025	int border = bits & 15;
		2026	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		2027	float dx = tex.s * .0625f; // 16 images/row
		2028	float dy = tex.t * .5f ; // 2 images/column
		2029
		2030	if (tex.name)
		2031	{
		2032	// this time avoiding texture state changes
		2033	// save gobs of state changes.
		2034	if (key.texname != tex.name)
		2035	{
		2036	glEnd ();
		2037	glBindTexture (GL_TEXTURE_2D, key.texname = tex.name);
		2038	glBegin (GL_QUADS);
		2039	}
		2040
		2041	if (border)
		2042	{
		2043	float ox = border * dx;
		2044
		2045	glTexCoord2f (ox , 0.f ); glVertex2i (px , py );
		2046	glTexCoord2f (ox , dy ); glVertex2i (px , py + T);
		2047	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py + T);
		2048	glTexCoord2f (ox + dx, 0.f ); glVertex2i (px + T, py );
		2049	}
		2050
		2051	if (corner)
		2052	{
		2053	float ox = corner * dx;
		2054
		2055	glTexCoord2f (ox , dy ); glVertex2i (px , py );
		2056	glTexCoord2f (ox , dy * 2.f); glVertex2i (px , py + T);
		2057	glTexCoord2f (ox + dx, dy * 2.f); glVertex2i (px + T, py + T);
		2058	glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py );
		2059	}
		2060	}
		2061	}
		2062	}
		2063	}
		2064	}
		2065
		2066	glEnd ();
		2067	glDisable (GL_TEXTURE_2D);
		2068	key.texname = -1;
		2069	}
		2070
		2071	hv_clear (smooth);
		2072	}
		2073
		2074	if (pl_tex.name)
		2075	{
		2076	maptex tex = pl_tex;
		2077	int px = pl_x + pdx;
		2078	int py = pl_y + pdy;
		2079
		2080	key.texname = tex.name;
		2081	arr = rc_array (rc, &key);
		2082
		2083	rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
		2084	rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
		2085	rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
		2086	rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
		2087
		2088	rc_draw (rc);
		2089	}
		2090
		2091	glDisable (GL_BLEND);
		2092	rc_free (rc);
		2093
		2094	// top layer: overlays such as the health bar
		2095	for (y = 0; y < sh; y++)
		2096	if (0 <= y + my && y + my < self->rows)
		2097	{
		2098	maprow *row = self->row + (y + my);
		2099
		2100	for (x = 0; x < sw; x++)
		2101	if (row->c0 <= x + mx && x + mx < row->c1)
		2102	{
		2103	mapcell *cell = row->col + (x + mx - row->c0);
		2104
		2105	int px = x * T;
		2106	int py = y * T;
		2107
		2108	if (cell->stat_hp)
		2109	{
		2110	int width = cell->stat_width * T;
		2111	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		2112
		2113	glColor3ub (0, 0, 0);
		2114	glRectf (px + 1, py - thick - 2,
		2115	px + width - 1, py);
		2116
		2117	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		2118	glRectf (px + 2,
		2119	py - thick - 1,
		2120	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		2121	}
		2122	}
		2123	}
		2124	}
		2125
		2126	void
		2127	draw_magicmap (DC::Map self, int dx, int dy, int w, int h, unsigned char *data)
		2128	CODE:
		2129	{
		2130	static float color[16][3] = {
		2131	{ 0.00F, 0.00F, 0.00F },
		2132	{ 1.00F, 1.00F, 1.00F },
		2133	{ 0.00F, 0.00F, 0.55F },
		2134	{ 1.00F, 0.00F, 0.00F },
		2135
		2136	{ 1.00F, 0.54F, 0.00F },
		2137	{ 0.11F, 0.56F, 1.00F },
		2138	{ 0.93F, 0.46F, 0.00F },
		2139	{ 0.18F, 0.54F, 0.34F },
		2140
		2141	{ 0.56F, 0.73F, 0.56F },
		2142	{ 0.80F, 0.80F, 0.80F },
		2143	{ 0.55F, 0.41F, 0.13F },
		2144	{ 0.99F, 0.77F, 0.26F },
		2145
		2146	{ 0.74F, 0.65F, 0.41F },
		2147
		2148	{ 0.00F, 1.00F, 1.00F },
		2149	{ 1.00F, 0.00F, 1.00F },
		2150	{ 1.00F, 1.00F, 0.00F },
		2151	};
		2152
		2153	int x, y;
		2154
		2155	glEnable (GL_TEXTURE_2D);
		2156	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		2157	glEnable (GL_BLEND);
		2158	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		2159	glBegin (GL_QUADS);
		2160
		2161	for (y = 0; y < h; y++)
		2162	for (x = 0; x < w; x++)
		2163	{
		2164	unsigned char m = data [x + y * w];
		2165
		2166	if (m)
		2167	{
		2168	float *c = color [m & 15];
		2169
		2170	float tx1 = m & 0x40 ? 0.5 : 0.;
		2171	float tx2 = tx1 + 0.5;
		2172
		2173	glColor4f (c[0], c[1], c[2], 0.75);
		2174	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		2175	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		2176	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		2177	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		2178	}
		2179	}
		2180
		2181	glEnd ();
		2182	glDisable (GL_BLEND);
		2183	glDisable (GL_TEXTURE_2D);
		2184	}
		2185
		2186	void
		2187	fow_texture (DC::Map self, int mx, int my, int sw, int sh)
678	PPCODE:	2188	PPCODE:
679	{	2189	{
		2190	int x, y;
		2191	int sw1 = sw + 2;
		2192	int sh1 = sh + 2;
		2193	int sh3 = sh * 3;
680	int sw4 = (sw + 3) & ~3;	2194	int sw34 = (sw * 3 + 3) & ~3;
		2195	uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
681	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));	2196	SV *darkness3_sv = sv_2mortal (newSV (sw34 * sh3));
682	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);	2197	uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
683		2198
684	SvPOK_only (darkness_sv);	2199	SvPOK_only (darkness3_sv);
685	SvCUR_set (darkness_sv, sw4 * sh);	2200	SvCUR_set (darkness3_sv, sw34 * sh3);
686		2201
687	int vx = self->x + (self->w - sw) / 2 - shift_x;	2202	mx += self->x - 1;
688	int vy = self->y + (self->h - sh) / 2 - shift_y;	2203	my += self->y - 1;
689		2204
690	if (0)	2205	memset (darkness1, 255, sw1 * sh1);
		2206
		2207	for (y = 0; y < sh1; y++)
		2208	if (0 <= y + my && y + my < self->rows)
		2209	{
		2210	maprow *row = self->row + (y + my);
		2211
		2212	for (x = 0; x < sw1; x++)
		2213	if (row->c0 <= x + mx && x + mx < row->c1)
		2214	{
		2215	mapcell *cell = row->col + (x + mx - row->c0);
		2216
		2217	darkness1 [y * sw1 + x] = cell->darkness
		2218	? 255 - (cell->darkness - 1)
		2219	: 255 - FOW_DARKNESS;
		2220	}
		2221	}
		2222
		2223	for (y = 0; y < sh; ++y)
		2224	for (x = 0; x < sw; ++x)
		2225	{
		2226	uint8_t d11 = darkness1 [(y ) * sw1 + x ];
		2227	uint8_t d21 = darkness1 [(y ) * sw1 + x + 1];
		2228	uint8_t d31 = darkness1 [(y ) * sw1 + x + 2];
		2229	uint8_t d12 = darkness1 [(y + 1) * sw1 + x ];
		2230	uint8_t d22 = darkness1 [(y + 1) * sw1 + x + 1];
		2231	uint8_t d32 = darkness1 [(y + 1) * sw1 + x + 2];
		2232	uint8_t d13 = darkness1 [(y + 2) * sw1 + x ];
		2233	uint8_t d23 = darkness1 [(y + 2) * sw1 + x + 1];
		2234	uint8_t d33 = darkness1 [(y + 2) * sw1 + x + 2];
		2235
		2236	uint8_t r11 = (d11 + d21 + d12) / 3;
		2237	uint8_t r21 = d21;
		2238	uint8_t r31 = (d21 + d31 + d32) / 3;
		2239
		2240	uint8_t r12 = d12;
		2241	uint8_t r22 = d22;
		2242	uint8_t r32 = d32;
		2243
		2244	uint8_t r13 = (d13 + d23 + d12) / 3;
		2245	uint8_t r23 = d23;
		2246	uint8_t r33 = (d23 + d33 + d32) / 3;
		2247
		2248	darkness3 [(y * 3 ) * sw34 + (x * 3 )] = MAX (d22, r11);
		2249	darkness3 [(y * 3 ) * sw34 + (x * 3 + 1)] = MAX (d22, r21);
		2250	darkness3 [(y * 3 ) * sw34 + (x * 3 + 2)] = MAX (d22, r31);
		2251	darkness3 [(y * 3 + 1) * sw34 + (x * 3 )] = MAX (d22, r12);
		2252	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 1)] = MAX (d22, r22);
		2253	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 2)] = MAX (d22, r32);
		2254	darkness3 [(y * 3 + 2) * sw34 + (x * 3 )] = MAX (d22, r13);
		2255	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 1)] = MAX (d22, r23);
		2256	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 2)] = MAX (d22, r33);
		2257	}
		2258
		2259	free (darkness1);
		2260
		2261	EXTEND (SP, 3);
		2262	PUSHs (sv_2mortal (newSViv (sw34)));
		2263	PUSHs (sv_2mortal (newSViv (sh3)));
		2264	PUSHs (darkness3_sv);
		2265	}
		2266
		2267	SV *
		2268	get_rect (DC::Map self, int x0, int y0, int w, int h)
		2269	CODE:
		2270	{
		2271	int x, y, x1, y1;
		2272	SV *data_sv = newSV (w * h * 7 + 5);
		2273	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		2274
		2275	*data++ = 0; /* version 0 format */
		2276	*data++ = w >> 8; *data++ = w;
		2277	*data++ = h >> 8; *data++ = h;
		2278
		2279	// we need to do this 'cause we don't keep an absolute coord system for rows
		2280	// TODO: treat rows as we treat columns
		2281	map_get_row (self, y0 + self->y - self->oy);//D
		2282	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2283
		2284	x0 += self->x - self->ox;
		2285	y0 += self->y - self->oy;
		2286
		2287	x1 = x0 + w;
		2288	y1 = y0 + h;
		2289
		2290	for (y = y0; y < y1; y++)
691	{	2291	{
692	int vx = self->vx = self->w >= sw	2292	maprow *row = 0 <= y && y < self->rows
693	? self->x + (self->w - sw) / 2	2293	? self->row + y
694	: MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));	2294	: 0;
695		2295
696	int vy = self->vy = self->h >= sh	2296	for (x = x0; x < x1; x++)
697	? self->y + (self->h - sh) / 2	2297	{
698	: MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));	2298	if (row && row->c0 <= x && x < row->c1)
		2299	{
		2300	mapcell *cell = row->col + (x - row->c0);
		2301	uint8_t flags = 0;
		2302
		2303	if (cell->tile [0]) flags |= 1;
		2304	if (cell->tile [1]) flags |= 2;
		2305	if (cell->tile [2]) flags |= 4;
		2306
		2307	*data++ = flags;
		2308
		2309	if (flags & 1)
		2310	{
		2311	tileid tile = cell->tile [0];
		2312	*data++ = tile >> 8;
		2313	*data++ = tile;
		2314	}
		2315
		2316	if (flags & 2)
		2317	{
		2318	tileid tile = cell->tile [1];
		2319	*data++ = tile >> 8;
		2320	*data++ = tile;
		2321	}
		2322
		2323	if (flags & 4)
		2324	{
		2325	tileid tile = cell->tile [2];
		2326	*data++ = tile >> 8;
		2327	*data++ = tile;
		2328	}
		2329	}
		2330	else
		2331	*data++ = 0;
		2332	}
699	}	2333	}
700		2334
701	glColor4ub (255, 255, 255, 255);	2335	/* if size is w*h + 5 then no data has been found */
		2336	if (data - (uint8_t *)SvPVX (data_sv) != w * h + 5)
		2337	{
		2338	SvPOK_only (data_sv);
		2339	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2340	}
702		2341
703	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);	2342	RETVAL = data_sv;
704	glEnable (GL_BLEND);	2343	}
705	glEnable (GL_TEXTURE_2D);	2344	OUTPUT:
706	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);	2345	RETVAL
707		2346
		2347	void
		2348	set_rect (DC::Map self, int x0, int y0, SV *data_sv)
		2349	PPCODE:
		2350	{
		2351	int x, y, z;
		2352	int w, h;
708	int x, y, z;	2353	int x1, y1;
		2354	STRLEN len;
		2355	uint8_t *data, *end;
709		2356
710	int last_name = 0;	2357	len = SvLEN (data_sv);
		2358	SvGROW (data_sv, len + 8); // reserve at least 7+ bytes more
		2359	data = SvPVbyte_nolen (data_sv);
		2360	end = data + len + 8;
711		2361
712	glBegin (GL_QUADS);	2362	if (len < 5)
		2363	XSRETURN_EMPTY;
713		2364
714	for (z = 0; z < 3; z++)	2365	if (*data++ != 0)
		2366	XSRETURN_EMPTY; /* version mismatch */
		2367
		2368	w = *data++ << 8; w |= *data++;
		2369	h = *data++ << 8; h |= *data++;
		2370
		2371	// we need to do this 'cause we don't keep an absolute coord system for rows
		2372	// TODO: treat rows as we treat columns
		2373	map_get_row (self, y0 + self->y - self->oy);//D
		2374	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2375
		2376	x0 += self->x - self->ox;
		2377	y0 += self->y - self->oy;
		2378
		2379	x1 = x0 + w;
		2380	y1 = y0 + h;
		2381
715	for (y = 0; y < sh; y++)	2382	for (y = y0; y < y1; y++)
716	if (0 <= y + vy && y + vy < self->rows)	2383	{
		2384	maprow *row = map_get_row (self, y);
		2385
		2386	for (x = x0; x < x1; x++)
717	{	2387	{
718	maprow *row = self->row + (y + vy);	2388	uint8_t flags;
719		2389
720	for (x = 0; x < sw; x++)	2390	if (data + 7 >= end)
721	if (row->c0 <= x + vx && x + vx < row->c1)	2391	XSRETURN_EMPTY;
		2392
		2393	flags = *data++;
		2394
		2395	if (flags)
		2396	{
		2397	mapcell *cell = row_get_cell (row, x);
		2398	tileid tile[3] = { 0, 0, 0 };
		2399
		2400	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2401	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2402	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2403
		2404	if (cell->darkness == 0)
722	{	2405	{
723	mapcell *cell = row->col + (x + vx - row->c0);
724
725	darkness[y * sw4 + x] = cell->darkness < 0
726	? 255 - FOW_DARKNESS
727	: 255 - cell->darkness;	2406	/*cell->darkness = 0;*/
		2407	EXTEND (SP, 3);
728		2408
729	uint16_t face = cell->face [z];	2409	for (z = 0; z <= 2; z++)
730
731	if (face)
732	{	2410	{
733	mapface tex = self->face [face];	2411	tileid t = tile [z];
734		2412
735	int px = (x + 1) * 32 - tex.w;	2413	if (t >= self->texs || (t && !self->tex [t].name))
736	int py = (y + 1) * 32 - tex.h;
737
738	if (last_name != tex.name)
739	{	2414	{
740	glEnd ();	2415	PUSHs (sv_2mortal (newSViv (t)));
741	last_name = tex.name;	2416	need_texid (self, t);
742	glBindTexture (GL_TEXTURE_2D, last_name);
743	glBegin (GL_QUADS);
744	}	2417	}
745		2418
746	glTexCoord2f (0 , 0 ); glVertex2f (px , py );	2419	cell->tile [z] = t;
747	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
748	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
749	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
750	}	2420	}
751	}	2421	}
		2422	}
752	}	2423	}
		2424	}
		2425	}
753		2426
		2427	MODULE = Deliantra::Client PACKAGE = DC::RW
		2428
		2429	DC::RW
		2430	new (SV *class, SV *data_sv)
		2431	CODE:
		2432	{
		2433	STRLEN datalen;
		2434	char *data = SvPVbyte (data_sv, datalen);
		2435
		2436	RETVAL = SDL_RWFromConstMem (data, datalen);
		2437	}
		2438	OUTPUT:
		2439	RETVAL
		2440
		2441	DC::RW
		2442	new_from_file (SV *class, const char *path, const char *mode = "rb")
		2443	CODE:
		2444	RETVAL = SDL_RWFromFile (path, mode);
		2445	OUTPUT:
		2446	RETVAL
		2447
		2448	# fails on win32:
		2449	# dc.xs(2268) : error C2059: syntax error : '('
		2450	#void
		2451	#close (DC::RW self)
		2452	# CODE:
		2453	# (self->(close)) (self);
		2454
		2455	MODULE = Deliantra::Client PACKAGE = DC::Channel
		2456
		2457	PROTOTYPES: DISABLE
		2458
		2459	DC::Channel
		2460	find ()
		2461	CODE:
		2462	{
		2463	RETVAL = Mix_GroupAvailable (-1);
		2464
		2465	if (RETVAL < 0)
		2466	{
		2467	RETVAL = Mix_GroupOldest (-1);
		2468
		2469	if (RETVAL < 0)
		2470	XSRETURN_UNDEF;
		2471
		2472	Mix_HaltChannel (RETVAL);
		2473	}
		2474
		2475	Mix_UnregisterAllEffects (RETVAL);
		2476	Mix_Volume (RETVAL, 128);
		2477	}
		2478	OUTPUT:
		2479	RETVAL
		2480
		2481	void
		2482	halt (DC::Channel self)
		2483	CODE:
		2484	Mix_HaltChannel (self);
		2485
		2486	void
		2487	expire (DC::Channel self, int ticks = -1)
		2488	CODE:
		2489	Mix_ExpireChannel (self, ticks);
		2490
		2491	void
		2492	fade_out (DC::Channel self, int ticks = -1)
		2493	CODE:
		2494	Mix_FadeOutChannel (self, ticks);
		2495
		2496	int
		2497	volume (DC::Channel self, int volume)
		2498	CODE:
		2499	RETVAL = Mix_Volume (self, CLAMP (volume, 0, 128));
		2500	OUTPUT:
		2501	RETVAL
		2502
		2503	void
		2504	unregister_all_effects (DC::Channel self)
		2505	CODE:
		2506	Mix_UnregisterAllEffects (self);
		2507
		2508	void
		2509	set_panning (DC::Channel self, int left, int right)
		2510	CODE:
		2511	left = CLAMP (left , 0, 255);
		2512	right = CLAMP (right, 0, 255);
		2513	Mix_SetPanning (self, left, right);
		2514
		2515	void
		2516	set_distance (DC::Channel self, int distance)
		2517	CODE:
		2518	Mix_SetDistance (self, CLAMP (distance, 0, 255));
		2519
		2520	void
		2521	set_position (DC::Channel self, int angle, int distance)
		2522	CODE:
		2523
		2524	void
		2525	set_position_r (DC::Channel self, int dx, int dy, int maxdistance)
		2526	CODE:
		2527	{
		2528	int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance));
		2529	int angle = 360 + (int)roundf (atan2f (dx, -dy) * 180.f / (float)M_PI);
		2530	Mix_SetPosition (self, angle, CLAMP (distance, 0, 255));
		2531	}
		2532
		2533	void
		2534	set_reverse_stereo (DC::Channel self, int flip)
		2535	CODE:
		2536	Mix_SetReverseStereo (self, flip);
		2537
		2538	MODULE = Deliantra::Client PACKAGE = DC::MixChunk
		2539
		2540	PROTOTYPES: DISABLE
		2541
		2542	DC::MixChunk
		2543	new (SV *class, DC::RW rwops)
		2544	CODE:
		2545	RETVAL = Mix_LoadWAV_RW (rwops, 1);
		2546	OUTPUT:
		2547	RETVAL
		2548
		2549	void
		2550	DESTROY (DC::MixChunk self)
		2551	CODE:
		2552	Mix_FreeChunk (self);
		2553
		2554	int
		2555	volume (DC::MixChunk self, int volume = -1)
		2556	CODE:
		2557	if (items > 1)
		2558	volume = CLAMP (volume, 0, 128);
		2559	RETVAL = Mix_VolumeChunk (self, volume);
		2560	OUTPUT:
		2561	RETVAL
		2562
		2563	DC::Channel
		2564	play (DC::MixChunk self, DC::Channel channel = -1, int loops = 0, int ticks = -1)
		2565	CODE:
		2566	{
		2567	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2568
		2569	if (RETVAL < 0)
		2570	XSRETURN_UNDEF;
		2571
		2572	if (channel < 0)
		2573	{
		2574	Mix_UnregisterAllEffects (RETVAL);
		2575	Mix_Volume (RETVAL, 128);
		2576	}
		2577	}
		2578	OUTPUT:
		2579	RETVAL
		2580
		2581	MODULE = Deliantra::Client PACKAGE = DC::MixMusic
		2582
		2583	int
		2584	volume (int volume = -1)
		2585	PROTOTYPE: ;$
		2586	CODE:
		2587	if (items > 0)
		2588	volume = CLAMP (volume, 0, 128);
		2589	RETVAL = Mix_VolumeMusic (volume);
		2590	OUTPUT:
		2591	RETVAL
		2592
		2593	void
		2594	fade_out (int ms)
		2595	CODE:
		2596	Mix_FadeOutMusic (ms);
		2597
		2598	void
		2599	halt ()
		2600	CODE:
		2601	Mix_HaltMusic ();
		2602
		2603	DC::MixMusic
		2604	new (SV *class, DC::RW rwops)
		2605	CODE:
		2606	RETVAL = Mix_LoadMUS_RW (rwops);
		2607	OUTPUT:
		2608	RETVAL
		2609
		2610	void
		2611	DESTROY (DC::MixMusic self)
		2612	CODE:
		2613	Mix_FreeMusic (self);
		2614
		2615	int
		2616	play (DC::MixMusic self, int loops = -1)
		2617	CODE:
		2618	RETVAL = Mix_PlayMusic (self, loops);
		2619	OUTPUT:
		2620	RETVAL
		2621
		2622	void
		2623	fade_in_pos (DC::MixMusic self, int loops, int ms, double position)
		2624	CODE:
		2625	Mix_FadeInMusicPos (self, loops, ms, position);
		2626
		2627	MODULE = Deliantra::Client PACKAGE = DC::OpenGL
		2628
		2629	PROTOTYPES: ENABLE
		2630
		2631	BOOT:
		2632	{
		2633	HV *stash = gv_stashpv ("DC::OpenGL", 1);
		2634	static const struct {
		2635	const char *name;
		2636	IV iv;
		2637	} *civ, const_iv[] = {
		2638	# define const_iv(name) { # name, (IV)name }
		2639	const_iv (GL_VENDOR),
		2640	const_iv (GL_VERSION),
		2641	const_iv (GL_EXTENSIONS),
		2642	const_iv (GL_COLOR_MATERIAL),
		2643	const_iv (GL_SMOOTH),
		2644	const_iv (GL_FLAT),
		2645	const_iv (GL_DITHER),
		2646	const_iv (GL_BLEND),
		2647	const_iv (GL_CULL_FACE),
		2648	const_iv (GL_SCISSOR_TEST),
		2649	const_iv (GL_DEPTH_TEST),
		2650	const_iv (GL_ALPHA_TEST),
		2651	const_iv (GL_NORMALIZE),
		2652	const_iv (GL_RESCALE_NORMAL),
		2653	const_iv (GL_FRONT),
		2654	const_iv (GL_BACK),
		2655	const_iv (GL_AUX0),
		2656	const_iv (GL_AND),
		2657	const_iv (GL_ONE),
		2658	const_iv (GL_ZERO),
		2659	const_iv (GL_SRC_ALPHA),
		2660	const_iv (GL_DST_ALPHA),
		2661	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2662	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2663	const_iv (GL_SRC_ALPHA_SATURATE),
		2664	const_iv (GL_RGB),
		2665	const_iv (GL_RGBA),
		2666	const_iv (GL_RGBA4),
		2667	const_iv (GL_RGBA8),
		2668	const_iv (GL_RGB5_A1),
		2669	const_iv (GL_UNSIGNED_BYTE),
		2670	const_iv (GL_UNSIGNED_SHORT),
		2671	const_iv (GL_UNSIGNED_INT),
		2672	const_iv (GL_ALPHA),
		2673	const_iv (GL_INTENSITY),
		2674	const_iv (GL_LUMINANCE),
		2675	const_iv (GL_LUMINANCE_ALPHA),
		2676	const_iv (GL_FLOAT),
		2677	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2678	const_iv (GL_COMPRESSED_ALPHA_ARB),
		2679	const_iv (GL_COMPRESSED_LUMINANCE_ARB),
		2680	const_iv (GL_COMPRESSED_LUMINANCE_ALPHA_ARB),
		2681	const_iv (GL_COMPRESSED_INTENSITY_ARB),
		2682	const_iv (GL_COMPRESSED_RGB_ARB),
		2683	const_iv (GL_COMPRESSED_RGBA_ARB),
		2684	const_iv (GL_COMPILE),
		2685	const_iv (GL_PROXY_TEXTURE_1D),
		2686	const_iv (GL_PROXY_TEXTURE_2D),
		2687	const_iv (GL_TEXTURE_1D),
		2688	const_iv (GL_TEXTURE_2D),
		2689	const_iv (GL_TEXTURE_ENV),
		2690	const_iv (GL_TEXTURE_MAG_FILTER),
		2691	const_iv (GL_TEXTURE_MIN_FILTER),
		2692	const_iv (GL_TEXTURE_ENV_MODE),
		2693	const_iv (GL_TEXTURE_WRAP_S),
		2694	const_iv (GL_TEXTURE_WRAP_T),
		2695	const_iv (GL_REPEAT),
		2696	const_iv (GL_CLAMP),
		2697	const_iv (GL_CLAMP_TO_EDGE),
		2698	const_iv (GL_NEAREST),
		2699	const_iv (GL_LINEAR),
		2700	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2701	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2702	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2703	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2704	const_iv (GL_GENERATE_MIPMAP),
		2705	const_iv (GL_MODULATE),
		2706	const_iv (GL_DECAL),
		2707	const_iv (GL_REPLACE),
		2708	const_iv (GL_DEPTH_BUFFER_BIT),
		2709	const_iv (GL_COLOR_BUFFER_BIT),
		2710	const_iv (GL_PROJECTION),
		2711	const_iv (GL_MODELVIEW),
		2712	const_iv (GL_COLOR_LOGIC_OP),
		2713	const_iv (GL_SEPARABLE_2D),
		2714	const_iv (GL_CONVOLUTION_2D),
		2715	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2716	const_iv (GL_CONSTANT_BORDER),
		2717	const_iv (GL_POINTS),
		2718	const_iv (GL_LINES),
		2719	const_iv (GL_LINE_STRIP),
		2720	const_iv (GL_LINE_LOOP),
		2721	const_iv (GL_QUADS),
		2722	const_iv (GL_QUAD_STRIP),
		2723	const_iv (GL_TRIANGLES),
		2724	const_iv (GL_TRIANGLE_STRIP),
		2725	const_iv (GL_TRIANGLE_FAN),
		2726	const_iv (GL_POLYGON),
		2727	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2728	const_iv (GL_POINT_SMOOTH_HINT),
		2729	const_iv (GL_LINE_SMOOTH_HINT),
		2730	const_iv (GL_POLYGON_SMOOTH_HINT),
		2731	const_iv (GL_GENERATE_MIPMAP_HINT),
		2732	const_iv (GL_TEXTURE_COMPRESSION_HINT),
		2733	const_iv (GL_FASTEST),
		2734	const_iv (GL_DONT_CARE),
		2735	const_iv (GL_NICEST),
		2736	const_iv (GL_V2F),
		2737	const_iv (GL_V3F),
		2738	const_iv (GL_T2F_V3F),
		2739	const_iv (GL_T2F_N3F_V3F),
		2740	# undef const_iv
		2741	};
		2742
		2743	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2744	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2745
		2746	texture_av = newAV ();
		2747	AvREAL_off (texture_av);
		2748	}
		2749
		2750	void
		2751	disable_GL_EXT_blend_func_separate ()
		2752	CODE:
		2753	gl.BlendFuncSeparate = 0;
		2754	gl.BlendFuncSeparateEXT = 0;
		2755
		2756	char *
		2757	gl_vendor ()
		2758	CODE:
		2759	RETVAL = (char *)glGetString (GL_VENDOR);
		2760	OUTPUT:
		2761	RETVAL
		2762
		2763	char *
		2764	gl_version ()
		2765	CODE:
		2766	RETVAL = (char *)glGetString (GL_VERSION);
		2767	OUTPUT:
		2768	RETVAL
		2769
		2770	char *
		2771	gl_extensions ()
		2772	CODE:
		2773	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2774	OUTPUT:
		2775	RETVAL
		2776
		2777	const char *glGetString (GLenum pname)
		2778
		2779	GLint glGetInteger (GLenum pname)
		2780	CODE:
		2781	glGetIntegerv (pname, &RETVAL);
		2782	OUTPUT:
		2783	RETVAL
		2784
		2785	GLdouble glGetDouble (GLenum pname)
		2786	CODE:
		2787	glGetDoublev (pname, &RETVAL);
		2788	OUTPUT:
		2789	RETVAL
		2790
		2791	int glGetError ()
		2792
		2793	void glFinish ()
		2794
		2795	void glClear (int mask)
		2796
		2797	void glClearColor (float r, float g, float b, float a = 1.0)
		2798	PROTOTYPE: @
		2799
		2800	void glEnable (int cap)
		2801
		2802	void glDisable (int cap)
		2803
		2804	void glShadeModel (int mode)
		2805
		2806	void glHint (int target, int mode)
		2807
		2808	void glBlendFunc (int sfactor, int dfactor)
		2809
		2810	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2811	CODE:
		2812	gl_BlendFuncSeparate (sa, da, saa, daa);
		2813
		2814	void glDepthMask (int flag)
		2815
		2816	void glLogicOp (int opcode)
		2817
		2818	void glColorMask (int red, int green, int blue, int alpha)
		2819
		2820	void glMatrixMode (int mode)
		2821
		2822	void glPushMatrix ()
		2823
		2824	void glPopMatrix ()
		2825
		2826	void glLoadIdentity ()
		2827
		2828	void glDrawBuffer (int buffer)
		2829
		2830	void glReadBuffer (int buffer)
		2831
		2832	# near_ and far_ are due to microsofts buggy "c" compiler
		2833	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2834
		2835	# near_ and far_ are due to microsofts buggy "c" compiler
		2836	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2837
		2838	PROTOTYPES: DISABLE
		2839
		2840	void glViewport (int x, int y, int width, int height)
		2841
		2842	void glScissor (int x, int y, int width, int height)
		2843
		2844	void glTranslate (float x, float y, float z = 0.)
		2845	CODE:
		2846	glTranslatef (x, y, z);
		2847
		2848	void glScale (float x, float y, float z = 1.)
		2849	CODE:
		2850	glScalef (x, y, z);
		2851
		2852	void glRotate (float angle, float x, float y, float z)
		2853	CODE:
		2854	glRotatef (angle, x, y, z);
		2855
		2856	void glColor (float r, float g, float b, float a = 1.0)
		2857	ALIAS:
		2858	glColor_premultiply = 1
		2859	CODE:
		2860	if (ix)
		2861	{
		2862	r *= a;
		2863	g *= a;
		2864	b *= a;
		2865	}
		2866	// microsoft visual "c" rounds instead of truncating...
		2867	glColor4f (r, g, b, a);
		2868
		2869	void glRasterPos (float x, float y, float z = 0.)
		2870	CODE:
		2871	glRasterPos3f (0, 0, z);
		2872	glBitmap (0, 0, 0, 0, x, y, 0);
		2873
		2874	void glVertex (float x, float y, float z = 0.)
		2875	CODE:
		2876	glVertex3f (x, y, z);
		2877
		2878	void glTexCoord (float s, float t)
		2879	CODE:
		2880	glTexCoord2f (s, t);
		2881
		2882	void glRect (float x1, float y1, float x2, float y2)
		2883	CODE:
		2884	glRectf (x1, y1, x2, y2);
		2885
		2886	void glRect_lineloop (float x1, float y1, float x2, float y2)
		2887	CODE:
		2888	glBegin (GL_LINE_LOOP);
		2889	glVertex2f (x1, y1);
		2890	glVertex2f (x2, y1);
		2891	glVertex2f (x2, y2);
		2892	glVertex2f (x1, y2);
754	glEnd ();	2893	glEnd ();
755		2894
756	glDisable (GL_TEXTURE_2D);	2895	PROTOTYPES: ENABLE
		2896
		2897	void glBegin (int mode)
		2898
		2899	void glEnd ()
		2900
		2901	void glPointSize (GLfloat size)
		2902
		2903	void glLineWidth (GLfloat width)
		2904
		2905	void glInterleavedArrays (int format, int stride, char *data)
		2906
		2907	void glDrawElements (int mode, int count, int type, char *indices)
		2908
		2909	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2910
		2911	void glTexEnv (int target, int pname, float param)
		2912	CODE:
		2913	glTexEnvf (target, pname, param);
		2914
		2915	void glTexParameter (int target, int pname, float param)
		2916	CODE:
		2917	glTexParameterf (target, pname, param);
		2918
		2919	void glBindTexture (int target, int name)
		2920
		2921	void glConvolutionParameter (int target, int pname, float params)
		2922	CODE:
		2923	if (gl.ConvolutionParameterf)
		2924	gl.ConvolutionParameterf (target, pname, params);
		2925
		2926	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2927	CODE:
		2928	if (gl.ConvolutionFilter2D)
		2929	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2930
		2931	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2932	CODE:
		2933	if (gl.SeparableFilter2D)
		2934	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2935
		2936	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data = 0)
		2937
		2938	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2939
		2940	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2941
		2942	void glPixelZoom (float x, float y)
		2943
		2944	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2945
		2946	int glGenTexture ()
		2947	CODE:
		2948	RETVAL = gen_texture ();
		2949	OUTPUT:
		2950	RETVAL
		2951
		2952	void glDeleteTexture (int name)
		2953	CODE:
		2954	del_texture (name);
		2955
		2956	int glGenList ()
		2957	CODE:
		2958	RETVAL = glGenLists (1);
		2959	OUTPUT:
		2960	RETVAL
		2961
		2962	void glDeleteList (int list)
		2963	CODE:
		2964	glDeleteLists (list, 1);
		2965
		2966	void glNewList (int list, int mode = GL_COMPILE)
		2967
		2968	void glEndList ()
		2969
		2970	void glCallList (int list)
		2971
		2972	MODULE = Deliantra::Client PACKAGE = DC::UI::Base
		2973
		2974	PROTOTYPES: DISABLE
		2975
		2976	void
		2977	find_widget (SV *self, NV x, NV y)
		2978	PPCODE:
		2979	{
		2980	if (within_widget (self, x, y))
		2981	XPUSHs (self);
		2982	}
		2983
		2984	BOOT:
		2985	{
		2986	hover_gv = gv_fetchpv ("DC::UI::HOVER", 1, SVt_NV);
		2987
		2988	draw_x_gv = gv_fetchpv ("DC::UI::Base::draw_x", 1, SVt_NV);
		2989	draw_y_gv = gv_fetchpv ("DC::UI::Base::draw_y", 1, SVt_NV);
		2990	draw_w_gv = gv_fetchpv ("DC::UI::Base::draw_w", 1, SVt_NV);
		2991	draw_h_gv = gv_fetchpv ("DC::UI::Base::draw_h", 1, SVt_NV);
		2992	}
		2993
		2994	void
		2995	draw (SV *self)
		2996	CODE:
		2997	{
		2998	HV *hv;
		2999	SV **svp;
		3000	NV x, y, w, h;
		3001	SV *draw_x_sv = GvSV (draw_x_gv);
		3002	SV *draw_y_sv = GvSV (draw_y_gv);
		3003	SV *draw_w_sv = GvSV (draw_w_gv);
		3004	SV *draw_h_sv = GvSV (draw_h_gv);
		3005	double draw_x, draw_y;
		3006
		3007	if (!SvROK (self))
		3008	croak ("DC::Base::draw: %s not a reference", SvPV_nolen (self));
		3009
		3010	hv = (HV *)SvRV (self);
		3011
		3012	if (SvTYPE (hv) != SVt_PVHV)
		3013	croak ("DC::Base::draw: %s not a hashref", SvPV_nolen (self));
		3014
		3015	svp = hv_fetch (hv, "w", 1, 0); w = svp ? SvNV (*svp) : 0.;
		3016	svp = hv_fetch (hv, "h", 1, 0); h = svp ? SvNV (*svp) : 0.;
		3017
		3018	if (!h || !w)
		3019	XSRETURN_EMPTY;
		3020
		3021	svp = hv_fetch (hv, "x", 1, 0); x = svp ? SvNV (*svp) : 0.;
		3022	svp = hv_fetch (hv, "y", 1, 0); y = svp ? SvNV (*svp) : 0.;
		3023
		3024	draw_x = SvNV (draw_x_sv) + x;
		3025	draw_y = SvNV (draw_y_sv) + y;
		3026
		3027	if (draw_x + w < 0 || draw_x >= SvNV (draw_w_sv)
		3028	|| draw_y + h < 0 || draw_y >= SvNV (draw_h_sv))
		3029	XSRETURN_EMPTY;
		3030
		3031	sv_setnv (draw_x_sv, draw_x);
		3032	sv_setnv (draw_y_sv, draw_y);
		3033
		3034	glPushMatrix ();
		3035	glTranslated (x, y, 0);
		3036
		3037	if (SvROK (GvSV (hover_gv)) && SvRV (GvSV (hover_gv)) == (SV *)hv)
		3038	{
		3039	svp = hv_fetch (hv, "can_hover", sizeof ("can_hover") - 1, 0);
		3040
		3041	if (svp && SvTRUE (*svp))
		3042	{
		3043	glColor4f (1.0f * 0.2f, 0.8f * 0.2f, 0.5f * 0.2f, 0.2f);
		3044	glEnable (GL_BLEND);
		3045	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		3046	glBegin (GL_QUADS);
		3047	glVertex2f (0, 0);
		3048	glVertex2f (w, 0);
		3049	glVertex2f (w, h);
		3050	glVertex2f (0, h);
		3051	glEnd ();
757	glDisable (GL_BLEND);	3052	glDisable (GL_BLEND);
		3053	}
		3054	}
		3055	#if 0
		3056	// draw borders, for debugging
		3057	glPushMatrix ();
		3058	glColor4f (1., 1., 0., 1.);
		3059	glTranslatef (.5, .5, 0.);
		3060	glBegin (GL_LINE_LOOP);
		3061	glVertex2f (0 , 0);
		3062	glVertex2f (w - 1, 0);
		3063	glVertex2f (w - 1, h - 1);
		3064	glVertex2f (0 , h - 1);
		3065	glEnd ();
		3066	glPopMatrix ();
		3067	#endif
		3068	PUSHMARK (SP);
		3069	XPUSHs (self);
		3070	PUTBACK;
		3071	call_method ("_draw", G_VOID | G_DISCARD);
		3072	SPAGAIN;
758		3073
759	EXTEND (SP, 3);	3074	glPopMatrix ();
760	PUSHs (sv_2mortal (newSViv (sw4)));
761	PUSHs (sv_2mortal (newSViv (sh)));
762	PUSHs (darkness_sv);
763	}
764		3075
		3076	draw_x = draw_x - x; sv_setnv (draw_x_sv, draw_x);
		3077	draw_y = draw_y - y; sv_setnv (draw_y_sv, draw_y);
		3078	}
		3079

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