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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.19 by root, Tue Apr 11 22:49:13 2006 UTC vs.
Revision 1.186 by root, Sat Apr 21 09:25:31 2007 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
1	#include "EXTERN.h"	11	#include "EXTERN.h"
2	#include "perl.h"	12	#include "perl.h"
3	#include "XSUB.h"	13	#include "XSUB.h"
4		14
		15	#ifdef _WIN32
		16	# undef pipe
		17	#endif
		18
		19	#include <assert.h>
		20	#include <math.h>
5	#include <string.h>	21	#include <string.h>
		22	#include <stdio.h>
		23	#include <stdlib.h>
6		24
7	#include <SDL.h>	25	#include <SDL.h>
		26	#include <SDL_endian.h>
		27	#include <SDL_image.h>
		28	#include <SDL_mixer.h>
8	#include <SDL_opengl.h>	29	#include <SDL_opengl.h>
9		30
		31	#define PANGO_ENABLE_BACKEND
		32	#define G_DISABLE_CAST_CHECKS
		33
		34	#include <glib/gmacros.h>
		35
10	#include <pango/pango.h>	36	#include <pango/pango.h>
11	#include <pango/pangofc-fontmap.h>
12	#include <pango/pangoft2.h>
13		37
		38	#ifndef _WIN32
14	#include <sys/types.h>	39	# include <sys/types.h>
15	#include <sys/socket.h>	40	# include <sys/socket.h>
16	#include <netinet/in.h>	41	# include <netinet/in.h>
17	#include <netinet/tcp.h>	42	# include <netinet/tcp.h>
		43	# include <inttypes.h>
		44	#endif
18		45
19	static PangoContext *context;	46	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
20	static PangoFontMap *fontmap;	47
		48	#define FOW_DARKNESS 32
		49
		50	#define MAP_EXTEND_X 32
		51	#define MAP_EXTEND_Y 512
		52
		53	#define MIN_FONT_HEIGHT 10
		54
		55	#if 0
		56	# define PARACHUTE SDL_INIT_NOPARACHUTE
		57	#else
		58	# define PARACHUTE 0
		59	#endif
		60
		61	static struct
		62	{
		63	#define GL_FUNC(ptr,name) ptr name;
		64	#include "glfunc.h"
		65	#undef GL_FUNC
		66	} gl;
		67
		68	static void gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		69	{
		70	if (gl.BlendFuncSeparate)
		71	gl.BlendFuncSeparate (sa, da, saa, daa);
		72	else if (gl.BlendFuncSeparateEXT)
		73	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		74	else
		75	glBlendFunc (sa, da);
		76	}
		77
		78	#include "texcache.c"
		79
		80	#include "pango-font.c"
		81	#include "pango-fontmap.c"
		82	#include "pango-render.c"
		83
		84	typedef Mix_Chunk *CFPlus__MixChunk;
		85	typedef Mix_Music *CFPlus__MixMusic;
		86
		87	typedef PangoFontDescription *CFPlus__Font;
		88
		89	static int
		90	shape_attr_p (PangoLayoutRun *run)
		91	{
		92	GSList *attrs = run->item->analysis.extra_attrs;
		93
		94	while (attrs)
		95	{
		96	PangoAttribute *attr = attrs->data;
		97
		98	if (attr->klass->type == PANGO_ATTR_SHAPE)
		99	return 1;
		100
		101	attrs = attrs->next;
		102	}
		103
		104	return 0;
		105	}
21		106
22	typedef struct cf_layout {	107	typedef struct cf_layout {
23	PangoLayout *pl;	108	PangoLayout *pl;
		109	float r, g, b, a; // default color for rgba mode
24	int base_height;	110	int base_height;
		111	CFPlus__Font font;
25	} *CFClient__Layout;	112	} *CFPlus__Layout;
		113
		114	static CFPlus__Font default_font;
		115	static PangoContext *opengl_context;
		116	static PangoFontMap *opengl_fontmap;
26		117
27	static void	118	static void
28	substitute_func (FcPattern *pattern, gpointer data)	119	substitute_func (FcPattern *pattern, gpointer data)
29	{	120	{
30	//FcPatternAddBool (pattern, FC_HINTING, 1);	121	FcPatternAddBool (pattern, FC_HINTING, 1);
		122	#ifdef FC_HINT_STYLE
		123	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		124	#endif
31	//FcPatternAddBool (pattern, FC_AUTOHINT, 1);	125	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
32	}	126	}
33		127
34	static void	128	static void
35	layout_update (CFClient__Layout self)	129	layout_update_font (CFPlus__Layout self)
36	{	130	{
37	/* use a random scale factor to account for unknown descenders, 0.8 works	131	/* use a random scale factor to account for unknown descenders, 0.8 works
38	* reasonably well with bitstream vera	132	* reasonably well with bitstream vera
39	*/	133	*/
40	PangoFontDescription *font = pango_context_get_font_description (context);	134	PangoFontDescription *font = self->font ? self->font : default_font;
41	pango_font_description_set_absolute_size (font, self->base_height * (PANGO_SCALE * 8 / 10));	135
		136	pango_font_description_set_absolute_size (font,
		137	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		138
		139	pango_layout_set_font_description (self->pl, font);
42	}	140	}
43		141
44	static void	142	static void
45	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	143	layout_get_pixel_size (CFPlus__Layout self, int *w, int *h)
46	{	144	{
47	layout_update (self);	145	PangoRectangle rect;
48		146
		147	// get_pixel_* wrongly rounds down
49	pango_layout_get_pixel_size (self->pl, w, h);	148	pango_layout_get_extents (self->pl, 0, &rect);
50		149
51	*w = (*w + 3) & ~3;	150	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
52	if (!*w) *w = 1;	151	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
53	if (!*h) *h = 1;
54	}
55		152
		153	if (!rect.width) rect.width = 1;
		154	if (!rect.height) rect.height = 1;
		155
		156	*w = rect.width;
		157	*h = rect.height;
		158	}
		159
		160	typedef uint16_t tileid;
		161	typedef uint16_t faceid;
		162
		163	typedef struct {
		164	int name;
		165	int w, h;
		166	float s, t;
		167	uint8_t r, g, b, a;
		168	tileid smoothtile;
		169	uint8_t smoothlevel;
		170	} maptex;
		171
		172	typedef struct {
		173	uint32_t player;
		174	tileid tile[3];
		175	uint16_t darkness;
		176	uint8_t stat_width, stat_hp, flags, smoothmax;
		177	} mapcell;
		178
		179	typedef struct {
		180	int32_t c0, c1;
		181	mapcell *col;
		182	} maprow;
		183
		184	typedef struct map {
		185	int x, y, w, h;
		186	int ox, oy; /* offset to virtual global coordinate system */
		187	int faces; tileid *face2tile; // [faceid]
		188	int texs; maptex *tex; // [tileid]
		189
		190	int32_t rows;
		191	maprow *row;
		192	} *CFPlus__Map;
		193
		194	static char *
		195	prepend (char *ptr, int sze, int inc)
		196	{
		197	char *p;
		198
		199	New (0, p, sze + inc, char);
		200	Zero (p, inc, char);
		201	Move (ptr, p + inc, sze, char);
		202	Safefree (ptr);
		203
		204	return p;
		205	}
		206
		207	static char *
		208	append (char *ptr, int sze, int inc)
		209	{
		210	Renew (ptr, sze + inc, char);
		211	Zero (ptr + sze, inc, char);
		212
		213	return ptr;
		214	}
		215
		216	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		217	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		218
		219	static void
		220	need_facenum (struct map *self, faceid face)
		221	{
		222	while (self->faces <= face)
		223	{
		224	Append (tileid, self->face2tile, self->faces, self->faces);
		225	self->faces *= 2;
		226	}
		227	}
		228
		229	static void
		230	need_texid (struct map *self, int texid)
		231	{
		232	while (self->texs <= texid)
		233	{
		234	Append (maptex, self->tex, self->texs, self->texs);
		235	self->texs *= 2;
		236	}
		237	}
		238
		239	static maprow *
		240	map_get_row (CFPlus__Map self, int y)
		241	{
		242	if (0 > y)
		243	{
		244	int extend = - y + MAP_EXTEND_Y;
		245	Prepend (maprow, self->row, self->rows, extend);
		246
		247	self->rows += extend;
		248	self->y += extend;
		249	y += extend;
		250	}
		251	else if (y >= self->rows)
		252	{
		253	int extend = y - self->rows + MAP_EXTEND_Y;
		254	Append (maprow, self->row, self->rows, extend);
		255	self->rows += extend;
		256	}
		257
		258	return self->row + y;
		259	}
		260
		261	static mapcell *
		262	row_get_cell (maprow *row, int x)
		263	{
		264	if (!row->col)
		265	{
		266	Newz (0, row->col, MAP_EXTEND_X, mapcell);
		267	row->c0 = x - MAP_EXTEND_X / 4;
		268	row->c1 = row->c0 + MAP_EXTEND_X;
		269	}
		270
		271	if (row->c0 > x)
		272	{
		273	int extend = row->c0 - x + MAP_EXTEND_X;
		274	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
		275	row->c0 -= extend;
		276	}
		277	else if (x >= row->c1)
		278	{
		279	int extend = x - row->c1 + MAP_EXTEND_X;
		280	Append (mapcell, row->col, row->c1 - row->c0, extend);
		281	row->c1 += extend;
		282	}
		283
		284	return row->col + (x - row->c0);
		285	}
		286
		287	static mapcell *
		288	map_get_cell (CFPlus__Map self, int x, int y)
		289	{
		290	return row_get_cell (map_get_row (self, y), x);
		291	}
		292
		293	static void
		294	map_clear (CFPlus__Map self)
		295	{
		296	int r;
		297
		298	for (r = 0; r < self->rows; r++)
		299	Safefree (self->row[r].col);
		300
		301	Safefree (self->row);
		302
		303	self->x = 0;
		304	self->y = 0;
		305	self->ox = 0;
		306	self->oy = 0;
		307	self->row = 0;
		308	self->rows = 0;
		309	}
		310
		311	static void
		312	map_blank (CFPlus__Map self, int x0, int y0, int w, int h)
		313	{
		314	int x, y;
		315	maprow *row;
		316	mapcell *cell;
		317
		318	for (y = y0; y < y0 + h; y++)
		319	if (y >= 0)
		320	{
		321	if (y >= self->rows)
		322	break;
		323
		324	row = self->row + y;
		325
		326	for (x = x0; x < x0 + w; x++)
		327	if (x >= row->c0)
		328	{
		329	if (x >= row->c1)
		330	break;
		331
		332	cell = row->col + x - row->c0;
		333
		334	cell->darkness = 0;
		335	cell->stat_hp = 0;
		336	cell->flags = 0;
		337	cell->player = 0;
		338	}
		339	}
		340	}
		341
		342	typedef struct {
		343	tileid tile;
		344	uint8_t x, y, level;
		345	} smooth_key;
		346
		347	static void
		348	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		349	{
		350	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		351
		352	if (SvIOK (*sv))
		353	SvIV_set (*sv, SvIVX (*sv) | bits);
		354	else
		355	sv_setiv (*sv, bits);
		356	}
		357
		358	static void
		359	music_finished (void)
		360	{
		361	SDL_UserEvent ev;
		362
		363	ev.type = SDL_USEREVENT;
		364	ev.code = 0;
		365	ev.data1 = 0;
		366	ev.data2 = 0;
		367
		368	SDL_PushEvent ((SDL_Event *)&ev);
		369	}
		370
		371	static void
		372	channel_finished (int channel)
		373	{
		374	SDL_UserEvent ev;
		375
		376	ev.type = SDL_USEREVENT;
		377	ev.code = 1;
		378	ev.data1 = (void *)(long)channel;
		379	ev.data2 = 0;
		380
		381	SDL_PushEvent ((SDL_Event *)&ev);
		382	}
		383
		384	static unsigned int
		385	minpot (unsigned int n)
		386	{
		387	if (!n)
		388	return 0;
		389
		390	--n;
		391
		392	n |= n >> 1;
		393	n |= n >> 2;
		394	n |= n >> 4;
		395	n |= n >> 8;
		396	n |= n >> 16;
		397
		398	return n + 1;
		399	}
		400
		401	/* SDL should provide this, really. */
		402	#define SDLK_MODIFIER_MIN 300
		403	#define SDLK_MODIFIER_MAX 314
		404
		405	static AV *texture_av;
		406
56	MODULE = CFClient PACKAGE = CFClient	407	MODULE = CFPlus PACKAGE = CFPlus
57		408
58	PROTOTYPES: ENABLE	409	PROTOTYPES: ENABLE
59		410
60	BOOT:	411	BOOT:
61	{	412	{
62	fontmap = pango_ft2_font_map_new ();	413	texture_av = newAV ();
		414	AvREAL_off (texture_av);
		415
		416	HV *stash = gv_stashpv ("CFPlus", 1);
		417	static const struct {
		418	const char *name;
		419	IV iv;
		420	} *civ, const_iv[] = {
		421	# define const_iv(name) { # name, (IV)name }
		422	const_iv (SDLK_MODIFIER_MIN),
		423	const_iv (SDLK_MODIFIER_MAX),
		424
		425	const_iv (SDL_ACTIVEEVENT),
		426	const_iv (SDL_KEYDOWN),
		427	const_iv (SDL_KEYUP),
		428	const_iv (SDL_MOUSEMOTION),
		429	const_iv (SDL_MOUSEBUTTONDOWN),
		430	const_iv (SDL_MOUSEBUTTONUP),
		431	const_iv (SDL_JOYAXISMOTION),
		432	const_iv (SDL_JOYBALLMOTION),
		433	const_iv (SDL_JOYHATMOTION),
		434	const_iv (SDL_JOYBUTTONDOWN),
		435	const_iv (SDL_JOYBUTTONUP),
		436	const_iv (SDL_QUIT),
		437	const_iv (SDL_SYSWMEVENT),
		438	const_iv (SDL_EVENT_RESERVEDA),
		439	const_iv (SDL_EVENT_RESERVEDB),
		440	const_iv (SDL_VIDEORESIZE),
		441	const_iv (SDL_VIDEOEXPOSE),
		442	const_iv (SDL_USEREVENT),
		443
		444	const_iv (SDL_APPINPUTFOCUS),
		445	const_iv (SDL_APPMOUSEFOCUS),
		446	const_iv (SDL_APPACTIVE),
		447
		448	const_iv (SDLK_KP0),
		449	const_iv (SDLK_KP1),
		450	const_iv (SDLK_KP2),
		451	const_iv (SDLK_KP3),
		452	const_iv (SDLK_KP4),
		453	const_iv (SDLK_KP5),
		454	const_iv (SDLK_KP6),
		455	const_iv (SDLK_KP7),
		456	const_iv (SDLK_KP8),
		457	const_iv (SDLK_KP9),
		458	const_iv (SDLK_KP_PERIOD),
		459	const_iv (SDLK_KP_DIVIDE),
		460	const_iv (SDLK_KP_MULTIPLY),
		461	const_iv (SDLK_KP_MINUS),
		462	const_iv (SDLK_KP_PLUS),
		463	const_iv (SDLK_KP_ENTER),
		464	const_iv (SDLK_KP_EQUALS),
		465	const_iv (SDLK_UP),
		466	const_iv (SDLK_DOWN),
		467	const_iv (SDLK_RIGHT),
		468	const_iv (SDLK_LEFT),
		469	const_iv (SDLK_INSERT),
		470	const_iv (SDLK_HOME),
		471	const_iv (SDLK_END),
		472	const_iv (SDLK_PAGEUP),
		473	const_iv (SDLK_PAGEDOWN),
		474	const_iv (SDLK_F1),
		475	const_iv (SDLK_F2),
		476	const_iv (SDLK_F3),
		477	const_iv (SDLK_F4),
		478	const_iv (SDLK_F5),
		479	const_iv (SDLK_F6),
		480	const_iv (SDLK_F7),
		481	const_iv (SDLK_F8),
		482	const_iv (SDLK_F9),
		483	const_iv (SDLK_F10),
		484	const_iv (SDLK_F11),
		485	const_iv (SDLK_F12),
		486	const_iv (SDLK_F13),
		487	const_iv (SDLK_F14),
		488	const_iv (SDLK_F15),
		489	const_iv (SDLK_NUMLOCK),
		490	const_iv (SDLK_CAPSLOCK),
		491	const_iv (SDLK_SCROLLOCK),
		492	const_iv (SDLK_RSHIFT),
		493	const_iv (SDLK_LSHIFT),
		494	const_iv (SDLK_RCTRL),
		495	const_iv (SDLK_LCTRL),
		496	const_iv (SDLK_RALT),
		497	const_iv (SDLK_LALT),
		498	const_iv (SDLK_RMETA),
		499	const_iv (SDLK_LMETA),
		500	const_iv (SDLK_LSUPER),
		501	const_iv (SDLK_RSUPER),
		502	const_iv (SDLK_MODE),
		503	const_iv (SDLK_COMPOSE),
		504	const_iv (SDLK_HELP),
		505	const_iv (SDLK_PRINT),
		506	const_iv (SDLK_SYSREQ),
		507	const_iv (SDLK_BREAK),
		508	const_iv (SDLK_MENU),
		509	const_iv (SDLK_POWER),
		510	const_iv (SDLK_EURO),
		511	const_iv (SDLK_UNDO),
		512
		513	const_iv (KMOD_NONE),
		514	const_iv (KMOD_SHIFT),
		515	const_iv (KMOD_LSHIFT),
		516	const_iv (KMOD_RSHIFT),
		517	const_iv (KMOD_CTRL),
		518	const_iv (KMOD_LCTRL),
		519	const_iv (KMOD_RCTRL),
		520	const_iv (KMOD_ALT),
		521	const_iv (KMOD_LALT),
		522	const_iv (KMOD_RALT),
		523	const_iv (KMOD_META),
		524	const_iv (KMOD_LMETA),
		525	const_iv (KMOD_RMETA),
		526	const_iv (KMOD_NUM),
		527	const_iv (KMOD_CAPS),
		528	const_iv (KMOD_MODE),
		529	# undef const_iv
		530	};
		531
		532	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		533	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		534
		535	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		536	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		537	}
		538
		539	void
		540	weaken (SV *rv)
		541	PROTOTYPE: $
		542	CODE:
		543	sv_rvweaken (rv);
		544
		545	int
		546	in_destruct ()
		547	CODE:
		548	RETVAL = PL_main_cv == Nullcv;
		549	OUTPUT:
		550	RETVAL
		551
		552	NV floor (NV x)
		553
		554	NV ceil (NV x)
		555
		556	void
		557	pango_init ()
		558	CODE:
		559	{
		560	opengl_fontmap = pango_opengl_font_map_new ();
63	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	561	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
64	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	562	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
65	}	563	}
66		564
		565	int
		566	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
		567
67	void	568	void
68	lowdelay (int fd, int val = 1)	569	SDL_Quit ()
		570
		571	void
		572	SDL_ListModes ()
69	CODE:	573	PPCODE:
70	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	574	{
		575	SDL_Rect **m;
		576
		577	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);
		578	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);
		579	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);
		580	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);
		581
		582	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		583	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);
		584
		585	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);
		586	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		587	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);
		588	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		589
		590	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		591	#if SDL_VERSION_ATLEAST(1,2,10)
		592	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);
		593	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		594	#endif
		595
		596	SDL_EnableUNICODE (1);
		597	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		598
		599	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		600
		601	if (m && m != (SDL_Rect **)-1)
		602	while (*m)
		603	{
		604	AV *av = newAV ();
		605	av_push (av, newSViv ((*m)->w));
		606	av_push (av, newSViv ((*m)->h));
		607	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		608
		609	++m;
		610	}
		611	}
71		612
72	char *	613	char *
73	gl_version ()	614	SDL_GetError ()
		615
		616	int
		617	SDL_SetVideoMode (int w, int h, int fullscreen)
74	CODE:	618	CODE:
75	RETVAL = (char *)glGetString (GL_VERSION);	619	RETVAL = !!SDL_SetVideoMode (
		620	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		621	);
		622	if (RETVAL)
		623	{
		624	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
		625	# define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		626	# include "glfunc.h"
		627	# undef GL_FUNC
		628	}
76	OUTPUT:	629	OUTPUT:
77	RETVAL	630	RETVAL
78		631
		632	void
		633	SDL_GL_SwapBuffers ()
		634
79	char *	635	char *
80	gl_extensions ()	636	SDL_GetKeyName (int sym)
		637
		638	void
		639	SDL_PollEvent ()
81	CODE:	640	PPCODE:
82	RETVAL = (char *)glGetString (GL_EXTENSIONS);	641	{
		642	SDL_Event ev;
		643
		644	while (SDL_PollEvent (&ev))
		645	{
		646	HV *hv = newHV ();
		647	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		648
		649	switch (ev.type)
		650	{
		651	case SDL_KEYDOWN:
		652	case SDL_KEYUP:
		653	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		654	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		655	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		656	hv_store (hv, "cmod", 4, newSViv (SDL_GetModState ()), 0); /* current mode */
		657	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		658	break;
		659
		660	case SDL_ACTIVEEVENT:
		661	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		662	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		663	break;
		664
		665	case SDL_MOUSEMOTION:
		666	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		667
		668	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);
		669	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);
		670	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);
		671	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);
		672	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);
		673	break;
		674
		675	case SDL_MOUSEBUTTONDOWN:
		676	case SDL_MOUSEBUTTONUP:
		677	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		678
		679	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		680	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		681	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		682	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		683	break;
		684
		685	case SDL_USEREVENT:
		686	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		687	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		688	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		689	break;
		690	}
		691
		692	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
		693	}
		694	}
		695
		696	int
		697	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)
		698	POSTCALL:
		699	Mix_HookMusicFinished (music_finished);
		700	Mix_ChannelFinished (channel_finished);
		701
		702	void
		703	Mix_CloseAudio ()
		704
		705	int
		706	Mix_AllocateChannels (int numchans = -1)
		707
		708	void
		709	lowdelay (int fd, int val = 1)
		710	CODE:
		711	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		712
		713	void
		714	win32_proxy_info ()
		715	PPCODE:
		716	{
		717	#ifdef _WIN32
		718	char buffer[2048];
		719	DWORD buflen;
		720
		721	EXTEND (SP, 3);
		722
		723	buflen = sizeof (buffer);
		724	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		725	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		726	{
		727	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		728
		729	buflen = sizeof (buffer);
		730	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		731	{
		732	PUSHs (newSVpv (buffer, 0));
		733
		734	buflen = sizeof (buffer);
		735	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		736	PUSHs (newSVpv (buffer, 0));
		737	}
		738	}
		739	#endif
		740	}
		741
		742	void
		743	add_font (char *file)
		744	CODE:
		745	FcConfigAppFontAddFile (0, (const FcChar8 *)file);
		746
		747	void
		748	load_image_inline (SV *image_)
		749	ALIAS:
		750	load_image_file = 1
		751	PPCODE:
		752	{
		753	STRLEN image_len;
		754	char *image = (char *)SvPVbyte (image_, image_len);
		755	SDL_Surface *surface, *surface2;
		756	SDL_PixelFormat fmt;
		757	SDL_RWops *rw = ix
		758	? SDL_RWFromFile (image, "r")
		759	: SDL_RWFromConstMem (image, image_len);
		760
		761	if (!rw)
		762	croak ("load_image: %s", SDL_GetError ());
		763
		764	surface = IMG_Load_RW (rw, 1);
		765	if (!surface)
		766	croak ("load_image: %s", SDL_GetError ());
		767
		768	fmt.palette = NULL;
		769	fmt.BitsPerPixel = 32;
		770	fmt.BytesPerPixel = 4;
		771	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
		772	fmt.Rmask = 0x000000ff;
		773	fmt.Gmask = 0x0000ff00;
		774	fmt.Bmask = 0x00ff0000;
		775	fmt.Amask = 0xff000000;
		776	#else
		777	fmt.Rmask = 0xff000000;
		778	fmt.Gmask = 0x00ff0000;
		779	fmt.Bmask = 0x0000ff00;
		780	fmt.Amask = 0x000000ff;
		781	#endif
		782	fmt.Rloss = 0;
		783	fmt.Gloss = 0;
		784	fmt.Bloss = 0;
		785	fmt.Aloss = 0;
		786	fmt.Rshift = 0;
		787	fmt.Gshift = 8;
		788	fmt.Bshift = 16;
		789	fmt.Ashift = 24;
		790	fmt.colorkey = 0;
		791	fmt.alpha = 0;
		792
		793	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
		794
		795	assert (surface2->pitch == surface2->w * 4);
		796
		797	SDL_LockSurface (surface2);
		798	EXTEND (SP, 6);
		799	PUSHs (sv_2mortal (newSViv (surface2->w)));
		800	PUSHs (sv_2mortal (newSViv (surface2->h)));
		801	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
		802	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
		803	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
		804	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		805	SDL_UnlockSurface (surface2);
		806
		807	SDL_FreeSurface (surface);
		808	SDL_FreeSurface (surface2);
		809	}
		810
		811	void
		812	average (int x, int y, uint32_t *data)
		813	PPCODE:
		814	{
		815	uint32_t r = 0, g = 0, b = 0, a = 0;
		816
		817	x = y = x * y;
		818
		819	while (x--)
		820	{
		821	uint32_t p = *data++;
		822
		823	r += (p ) & 255;
		824	g += (p >> 8) & 255;
		825	b += (p >> 16) & 255;
		826	a += (p >> 24) & 255;
		827	}
		828
		829	EXTEND (SP, 4);
		830	PUSHs (sv_2mortal (newSViv (r / y)));
		831	PUSHs (sv_2mortal (newSViv (g / y)));
		832	PUSHs (sv_2mortal (newSViv (b / y)));
		833	PUSHs (sv_2mortal (newSViv (a / y)));
		834	}
		835
		836	void
		837	error (char *message)
		838	CODE:
		839	fprintf (stderr, "ERROR: %s\n", message);
		840	#ifdef _WIN32
		841	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		842	#endif
		843
		844	void
		845	fatal (char *message)
		846	CODE:
		847	fprintf (stderr, "FATAL: %s\n", message);
		848	#ifdef _WIN32
		849	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
		850	#endif
		851	_exit (1);
		852
		853	void
		854	_exit (int retval = 0)
		855	CODE:
		856	#ifdef WIN32
		857	ExitThread (retval); // unclean, please beam me up
		858	#else
		859	_exit (retval);
		860	#endif
		861
		862	MODULE = CFPlus PACKAGE = CFPlus::Font
		863
		864	CFPlus::Font
		865	new_from_file (SV *class, char *path, int id = 0)
		866	CODE:
		867	{
		868	int count;
		869	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		870	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		871	FcPatternDestroy (pattern);
		872	}
83	OUTPUT:	873	OUTPUT:
84	RETVAL	874	RETVAL
85		875
86	void	876	void
87	add_font (char *file)	877	DESTROY (CFPlus::Font self)
88	CODE:	878	CODE:
89	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	879	pango_font_description_free (self);
90		880
91	void	881	void
92	set_font (char *file)	882	make_default (CFPlus::Font self)
93	CODE:	883	CODE:
94	{	884	default_font = self;
95	int count;
96	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
97	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
98	FcPatternDestroy (pattern);
99	pango_context_set_font_description (context, font);
100	}
101		885
102	MODULE = CFClient PACKAGE = CFClient::Layout	886	MODULE = CFPlus PACKAGE = CFPlus::Layout
103		887
104	CFClient::Layout	888	void
105	new (SV *class, int base_height = 10)	889	reset_glyph_cache ()
		890	CODE:
		891	tc_clear ();
		892
		893	CFPlus::Layout
		894	new (SV *class)
106	CODE:	895	CODE:
107	New (0, RETVAL, 1, struct cf_layout);	896	New (0, RETVAL, 1, struct cf_layout);
108	RETVAL->base_height = base_height;	897
109	RETVAL->pl = pango_layout_new (context);	898	RETVAL->pl = pango_layout_new (opengl_context);
		899	RETVAL->r = 1.;
		900	RETVAL->g = 1.;
		901	RETVAL->b = 1.;
		902	RETVAL->a = 1.;
		903	RETVAL->base_height = MIN_FONT_HEIGHT;
		904	RETVAL->font = 0;
		905
110	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	906	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		907	layout_update_font (RETVAL);
111	OUTPUT:	908	OUTPUT:
112	RETVAL	909	RETVAL
113		910
114	void	911	void
115	DESTROY (CFClient::Layout self)	912	DESTROY (CFPlus::Layout self)
116	CODE:	913	CODE:
117	g_object_unref (self->pl);	914	g_object_unref (self->pl);
118	Safefree (self);	915	Safefree (self);
119		916
120	void	917	void
121	set_markup (CFClient::Layout self, SV *text_)	918	set_text (CFPlus::Layout self, SV *text_)
122	CODE:	919	CODE:
123	{	920	{
124	STRLEN textlen;	921	STRLEN textlen;
125	char *text = SvPVutf8 (text_, textlen);	922	char *text = SvPVutf8 (text_, textlen);
126		923
		924	pango_layout_set_text (self->pl, text, textlen);
		925	}
		926
		927	void
		928	set_markup (CFPlus::Layout self, SV *text_)
		929	CODE:
		930	{
		931	STRLEN textlen;
		932	char *text = SvPVutf8 (text_, textlen);
		933
127	pango_layout_set_markup (self->pl, text, textlen);	934	pango_layout_set_markup (self->pl, text, textlen);
128	}	935	}
129		936
130	void	937	void
		938	set_shapes (CFPlus::Layout self, ...)
		939	CODE:
		940	{
		941	PangoAttrList *attrs = 0;
		942	const char *text = pango_layout_get_text (self->pl);
		943	const char *pos = text;
		944	int arg = 4;
		945
		946	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		947	{
		948	PangoRectangle inkrect, rect;
		949	PangoAttribute *attr;
		950
		951	int x = SvIV (ST (arg - 3));
		952	int y = SvIV (ST (arg - 2));
		953	int w = SvIV (ST (arg - 1));
		954	int h = SvIV (ST (arg ));
		955
		956	inkrect.x = 0;
		957	inkrect.y = 0;
		958	inkrect.width = 0;
		959	inkrect.height = 0;
		960
		961	rect.x = x * PANGO_SCALE;
		962	rect.y = y * PANGO_SCALE;
		963	rect.width = w * PANGO_SCALE;
		964	rect.height = h * PANGO_SCALE;
		965
		966	if (!attrs)
		967	attrs = pango_layout_get_attributes (self->pl);
		968
		969	attr = pango_attr_shape_new (&inkrect, &rect);
		970	attr->start_index = pos - text;
		971	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		972	pango_attr_list_insert (attrs, attr);
		973
		974	arg += 4;
		975	pos += sizeof (OBJ_STR) - 1;
		976	}
		977
		978	if (attrs)
		979	pango_layout_set_attributes (self->pl, attrs);
		980	}
		981
		982	void
		983	get_shapes (CFPlus::Layout self)
		984	PPCODE:
		985	{
		986	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		987
		988	do
		989	{
		990	PangoLayoutRun *run = pango_layout_iter_get_run (iter);
		991
		992	if (run && shape_attr_p (run))
		993	{
		994	PangoRectangle extents;
		995	pango_layout_iter_get_run_extents (iter, 0, &extents);
		996
		997	EXTEND (SP, 2);
		998	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		999	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1000	}
		1001	}
		1002	while (pango_layout_iter_next_run (iter));
		1003
		1004	pango_layout_iter_free (iter);
		1005	}
		1006
		1007	int
		1008	has_wrapped (CFPlus::Layout self)
		1009	CODE:
		1010	{
		1011	int lines = 1;
		1012	const char *text = pango_layout_get_text (self->pl);
		1013
		1014	while (*text)
		1015	lines += *text++ == '\n';
		1016
		1017	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1018	}
		1019	OUTPUT:
		1020	RETVAL
		1021
		1022	SV *
		1023	get_text (CFPlus::Layout self)
		1024	CODE:
		1025	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1026	sv_utf8_decode (RETVAL);
		1027	OUTPUT:
		1028	RETVAL
		1029
		1030	void
		1031	set_foreground (CFPlus::Layout self, float r, float g, float b, float a = 1.)
		1032	CODE:
		1033	self->r = r;
		1034	self->g = g;
		1035	self->b = b;
		1036	self->a = a;
		1037
		1038	void
		1039	set_font (CFPlus::Layout self, CFPlus::Font font = 0)
		1040	CODE:
		1041	if (self->font != font)
		1042	{
		1043	self->font = font;
		1044	layout_update_font (self);
		1045	}
		1046
		1047	void
131	set_height (CFClient::Layout self, int base_height)	1048	set_height (CFPlus::Layout self, int base_height)
132	CODE:	1049	CODE:
		1050	if (self->base_height != base_height)
		1051	{
133	self->base_height = base_height;	1052	self->base_height = base_height;
		1053	layout_update_font (self);
		1054	}
134		1055
135	void	1056	void
136	set_width (CFClient::Layout self, int max_width = -1)	1057	set_width (CFPlus::Layout self, int max_width = -1)
137	CODE:	1058	CODE:
138	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1059	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
139		1060
140	void	1061	void
		1062	set_indent (CFPlus::Layout self, int indent)
		1063	CODE:
		1064	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1065
		1066	void
		1067	set_spacing (CFPlus::Layout self, int spacing)
		1068	CODE:
		1069	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1070
		1071	void
		1072	set_ellipsise (CFPlus::Layout self, int ellipsise)
		1073	CODE:
		1074	pango_layout_set_ellipsize (self->pl,
		1075	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1076	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1077	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1078	: PANGO_ELLIPSIZE_NONE
		1079	);
		1080
		1081	void
		1082	set_single_paragraph_mode (CFPlus::Layout self, int spm)
		1083	CODE:
		1084	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1085
		1086	void
141	size (CFClient::Layout self)	1087	size (CFPlus::Layout self)
142	PPCODE:	1088	PPCODE:
143	{	1089	{
144	int w, h;	1090	int w, h;
145		1091
146	layout_update (self);
147	layout_get_pixel_size (self, &w, &h);	1092	layout_get_pixel_size (self, &w, &h);
148		1093
149	EXTEND (SP, 2);	1094	EXTEND (SP, 2);
150	PUSHs (sv_2mortal (newSViv (w)));	1095	PUSHs (sv_2mortal (newSViv (w)));
151	PUSHs (sv_2mortal (newSViv (h)));	1096	PUSHs (sv_2mortal (newSViv (h)));
152	}	1097	}
153		1098
154	int	1099	int
155	xy_to_index (CFClient::Layout self, int x, int y)	1100	descent (CFPlus::Layout self)
156	CODE:	1101	CODE:
157	{	1102	{
158	int index, trailing;	1103	PangoRectangle rect;
159		1104	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
160	layout_update (self);	1105	pango_layout_line_get_pixel_extents (line, 0, &rect);
161	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1106	RETVAL = PANGO_DESCENT (rect);
162
163	RETVAL = index;
164	}	1107	}
165	OUTPUT:	1108	OUTPUT:
166	RETVAL	1109	RETVAL
167		1110
		1111	int
		1112	xy_to_index (CFPlus::Layout self, int x, int y)
		1113	CODE:
		1114	{
		1115	int index, trailing;
		1116	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1117	RETVAL = index + trailing;
		1118	}
		1119	OUTPUT:
		1120	RETVAL
		1121
168	void	1122	void
169	cursor_pos (CFClient::Layout self, int index)	1123	cursor_pos (CFPlus::Layout self, int index)
170	PPCODE:	1124	PPCODE:
171	{	1125	{
172	PangoRectangle strong_pos;	1126	PangoRectangle strong_pos;
173	layout_update (self);
174	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1127	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
		1128
175	EXTEND (SP, 3);	1129	EXTEND (SP, 3);
176	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1130	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
177	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1131	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
178	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1132	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
179	}	1133	}
180		1134
181	void	1135	void
182	render (CFClient::Layout self)	1136	index_to_line_x (CFPlus::Layout self, int index, int trailing = 0)
183	PPCODE:	1137	PPCODE:
184	{	1138	{
185	SV *retval;	1139	int line, x;
186	int w, h;
187	FT_Bitmap bitmap;
188		1140
189	layout_update (self);	1141	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
190	layout_get_pixel_size (self, &w, &h);	1142	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
191		1143
192	retval = newSV (w * h);
193	SvPOK_only (retval);
194	SvCUR_set (retval, w * h);
195
196	bitmap.rows = h;
197	bitmap.width = w;
198	bitmap.pitch = w;
199	bitmap.buffer = (unsigned char*)SvPVX (retval);
200	bitmap.num_grays = 256;
201	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
202
203	memset (bitmap.buffer, 0, w * h);
204
205	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
206
207	EXTEND (SP, 3);	1144	EXTEND (SP, 2);
208	PUSHs (sv_2mortal (newSViv (w)));	1145	PUSHs (sv_2mortal (newSViv (line - 1)));
		1146	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1147	}
		1148
		1149	void
		1150	line_x_to_index (CFPlus::Layout self, int line, int x)
		1151	PPCODE:
		1152	{
		1153	PangoLayoutLine *lp;
		1154	int index, trailing;
		1155
		1156	if (line < 0)
		1157	XSRETURN_EMPTY;
		1158
		1159	if (!(lp = pango_layout_get_line (self->pl, line)))
		1160	XSRETURN_EMPTY; /* do better */
		1161
		1162	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1163
		1164	EXTEND (SP, 2);
		1165	if (GIMME_V == G_SCALAR)
		1166	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1167	else
		1168	{
209	PUSHs (sv_2mortal (newSViv (h)));	1169	PUSHs (sv_2mortal (newSViv (index)));
210	PUSHs (sv_2mortal (retval));	1170	PUSHs (sv_2mortal (newSViv (trailing)));
		1171	}
211	}	1172	}
212		1173
		1174	void
		1175	render (CFPlus::Layout self, float x, float y, int flags = 0)
		1176	PPCODE:
		1177	pango_opengl_render_layout_subpixel (
		1178	self->pl,
		1179	x * PANGO_SCALE, y * PANGO_SCALE,
		1180	self->r, self->g, self->b, self->a,
		1181	flags
		1182	);
		1183
213	MODULE = CFClient PACKAGE = CFClient::Texture	1184	MODULE = CFPlus PACKAGE = CFPlus::Texture
214		1185
215	void	1186	void
216	draw_quad (SV *self, double x, double y, double w = 0, double h = 0)	1187	pad2pot (SV *data_, SV *w_, SV *h_)
		1188	CODE:
		1189	{
		1190	int ow = SvIV (w_);
		1191	int oh = SvIV (h_);
		1192
		1193	if (ow && oh)
		1194	{
		1195	int nw = minpot (ow);
		1196	int nh = minpot (oh);
		1197
		1198	if (nw != ow || nh != oh)
		1199	{
		1200	if (SvOK (data_))
		1201	{
		1202	STRLEN datalen;
		1203	char *data = SvPVbyte (data_, datalen);
		1204	int bpp = datalen / (ow * oh);
		1205	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1206
		1207	SvPOK_only (result_);
		1208	SvCUR_set (result_, nw * nh * bpp);
		1209
		1210	memset (SvPVX (result_), 0, nw * nh * bpp);
		1211	while (oh--)
		1212	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1213
		1214	sv_setsv (data_, result_);
		1215	}
		1216
		1217	sv_setiv (w_, nw);
		1218	sv_setiv (h_, nh);
		1219	}
		1220	}
		1221	}
		1222
		1223	void
		1224	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
217	PROTOTYPE: $$$;$$	1225	PROTOTYPE: $$$;$$
		1226	ALIAS:
		1227	draw_quad_alpha = 1
		1228	draw_quad_alpha_premultiplied = 2
218	CODE:	1229	CODE:
219	{	1230	{
220	HV *hv = (HV *)SvRV (self);	1231	HV *hv = (HV *)SvRV (self);
221	double s = SvNV (*hv_fetch (hv, "s", 1, 1));	1232	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
222	double t = SvNV (*hv_fetch (hv, "t", 1, 1));	1233	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
223	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1234	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
224		1235
225	if (items < 5)	1236	if (items < 5)
226	{	1237	{
227	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1238	w = SvNV (*hv_fetch (hv, "w", 1, 1));
228	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1239	h = SvNV (*hv_fetch (hv, "h", 1, 1));
229	}	1240	}
230		1241
		1242	if (ix)
		1243	{
		1244	glEnable (GL_BLEND);
		1245
		1246	if (ix == 2)
		1247	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1248	else
		1249	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1250	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1251
		1252	glEnable (GL_ALPHA_TEST);
		1253	glAlphaFunc (GL_GREATER, 0.01f);
		1254	}
		1255
231	glBindTexture (GL_TEXTURE_2D, name);	1256	glBindTexture (GL_TEXTURE_2D, name);
		1257
232	glBegin (GL_QUADS);	1258	glBegin (GL_QUADS);
233	glTexCoord2d (0, 0); glVertex2d (x , y );	1259	glTexCoord2f (0, 0); glVertex2f (x , y );
234	glTexCoord2d (0, t); glVertex2d (x , y + h);	1260	glTexCoord2f (0, t); glVertex2f (x , y + h);
235	glTexCoord2d (s, t); glVertex2d (x + w, y + h);	1261	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
236	glTexCoord2d (s, 0); glVertex2d (x + w, y );	1262	glTexCoord2f (s, 0); glVertex2f (x + w, y );
237	glEnd ();	1263	glEnd ();
		1264
		1265	if (ix)
		1266	{
		1267	glDisable (GL_ALPHA_TEST);
		1268	glDisable (GL_BLEND);
		1269	}
238	}	1270	}
		1271
		1272	MODULE = CFPlus PACKAGE = CFPlus::Map
		1273
		1274	CFPlus::Map
		1275	new (SV *class)
		1276	CODE:
		1277	New (0, RETVAL, 1, struct map);
		1278	RETVAL->x = 0;
		1279	RETVAL->y = 0;
		1280	RETVAL->w = 0;
		1281	RETVAL->h = 0;
		1282	RETVAL->ox = 0;
		1283	RETVAL->oy = 0;
		1284	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
		1285	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
		1286	RETVAL->rows = 0;
		1287	RETVAL->row = 0;
		1288	OUTPUT:
		1289	RETVAL
		1290
		1291	void
		1292	DESTROY (CFPlus::Map self)
		1293	CODE:
		1294	{
		1295	map_clear (self);
		1296	Safefree (self->face2tile);
		1297	Safefree (self->tex);
		1298	Safefree (self);
		1299	}
		1300
		1301	void
		1302	resize (CFPlus::Map self, int map_width, int map_height)
		1303	CODE:
		1304	self->w = map_width;
		1305	self->h = map_height;
		1306
		1307	void
		1308	clear (CFPlus::Map self)
		1309	CODE:
		1310	map_clear (self);
		1311
		1312	void
		1313	set_tileid (CFPlus::Map self, int face, int tile)
		1314	CODE:
		1315	{
		1316	need_facenum (self, face); self->face2tile [face] = tile;
		1317	need_texid (self, tile);
		1318	}
		1319
		1320	void
		1321	set_smooth (CFPlus::Map self, int face, int smooth, int level)
		1322	CODE:
		1323	{
		1324	tileid texid;
		1325	maptex *tex;
		1326
		1327	if (face < 0 || face >= self->faces)
		1328	return;
		1329
		1330	if (smooth < 0 || smooth >= self->faces)
		1331	return;
		1332
		1333	texid = self->face2tile [face];
		1334
		1335	if (!texid)
		1336	return;
		1337
		1338	tex = self->tex + texid;
		1339	tex->smoothtile = self->face2tile [smooth];
		1340	tex->smoothlevel = level;
		1341	}
		1342
		1343	void
		1344	set_texture (CFPlus::Map self, int texid, int name, int w, int h, float s, float t, int r, int g, int b, int a)
		1345	CODE:
		1346	{
		1347	need_texid (self, texid);
		1348
		1349	{
		1350	maptex *tex = self->tex + texid;
		1351
		1352	tex->name = name;
		1353	tex->w = w;
		1354	tex->h = h;
		1355	tex->s = s;
		1356	tex->t = t;
		1357	tex->r = r;
		1358	tex->g = g;
		1359	tex->b = b;
		1360	tex->a = a;
		1361	}
		1362
		1363	// somewhat hackish, but for textures that require it, it really
		1364	// improves the look, and most others don't suffer.
		1365	glBindTexture (GL_TEXTURE_2D, name);
		1366	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1367	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1368	// use uglier nearest interpolation because linear suffers
		1369	// from transparent color bleeding and ugly wrapping effects.
		1370	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1371	}
		1372
		1373	int
		1374	ox (CFPlus::Map self)
		1375	ALIAS:
		1376	oy = 1
		1377	x = 2
		1378	y = 3
		1379	w = 4
		1380	h = 5
		1381	CODE:
		1382	switch (ix)
		1383	{
		1384	case 0: RETVAL = self->ox; break;
		1385	case 1: RETVAL = self->oy; break;
		1386	case 2: RETVAL = self->x; break;
		1387	case 3: RETVAL = self->y; break;
		1388	case 4: RETVAL = self->w; break;
		1389	case 5: RETVAL = self->h; break;
		1390	}
		1391	OUTPUT:
		1392	RETVAL
		1393
		1394	void
		1395	scroll (CFPlus::Map self, int dx, int dy)
		1396	CODE:
		1397	{
		1398	if (dx > 0)
		1399	map_blank (self, self->x, self->y, dx, self->h);
		1400	else if (dx < 0)
		1401	map_blank (self, self->x + self->w + dx + 1, self->y, -dx, self->h);
		1402
		1403	if (dy > 0)
		1404	map_blank (self, self->x, self->y, self->w, dy);
		1405	else if (dy < 0)
		1406	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, -dy);
		1407
		1408	self->ox += dx; self->x += dx;
		1409	self->oy += dy; self->y += dy;
		1410
		1411	while (self->y < 0)
		1412	{
		1413	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
		1414
		1415	self->rows += MAP_EXTEND_Y;
		1416	self->y += MAP_EXTEND_Y;
		1417	}
		1418	}
		1419
		1420	void
		1421	map1a_update (CFPlus::Map self, SV *data_, int extmap)
		1422	CODE:
		1423	{
		1424	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
		1425	uint8_t *data_end = (uint8_t *)SvEND (data_);
		1426	mapcell *cell;
		1427	int x, y, flags;
		1428
		1429	while (data < data_end - 1)
		1430	{
		1431	flags = (data [0] << 8) + data [1]; data += 2;
		1432
		1433	x = self->x + ((flags >> 10) & 63);
		1434	y = self->y + ((flags >> 4) & 63);
		1435
		1436	cell = map_get_cell (self, x, y);
		1437
		1438	if (flags & 15)
		1439	{
		1440	if (!cell->darkness)
		1441	{
		1442	memset (cell, 0, sizeof (*cell));
		1443	cell->darkness = 256;
		1444	}
		1445
		1446	//TODO: don't trust server data to be in-range(!)
		1447
		1448	if (flags & 8)
		1449	{
		1450	if (extmap)
		1451	{
		1452	uint8_t ext, cmd;
		1453
		1454	do
		1455	{
		1456	ext = *data++;
		1457	cmd = ext & 0x3f;
		1458
		1459	if (cmd < 4)
		1460	cell->darkness = 255 - ext * 64 + 1;
		1461	else if (cmd == 5) // health
		1462	{
		1463	cell->stat_width = 1;
		1464	cell->stat_hp = *data++;
		1465	}
		1466	else if (cmd == 6) // monster width
		1467	cell->stat_width = *data++ + 1;
		1468	else if (cmd == 0x47)
		1469	{
		1470	if (*data == 4)
		1471	; // decode player count
		1472
		1473	data += *data + 1;
		1474	}
		1475	else if (cmd == 8) // cell flags
		1476	cell->flags = *data++;
		1477	else if (ext & 0x40) // unknown, multibyte => skip
		1478	data += *data + 1;
		1479	else
		1480	data++;
		1481	}
		1482	while (ext & 0x80);
		1483	}
		1484	else
		1485	cell->darkness = *data++ + 1;
		1486	}
		1487
		1488	if (flags & 4)
		1489	{
		1490	faceid face = (data [0] << 8) + data [1]; data += 2;
		1491	need_facenum (self, face);
		1492	cell->tile [0] = self->face2tile [face];
		1493	}
		1494
		1495	if (flags & 2)
		1496	{
		1497	faceid face = (data [0] << 8) + data [1]; data += 2;
		1498	need_facenum (self, face);
		1499	cell->tile [1] = self->face2tile [face];
		1500	}
		1501
		1502	if (flags & 1)
		1503	{
		1504	faceid face = (data [0] << 8) + data [1]; data += 2;
		1505	need_facenum (self, face);
		1506	cell->tile [2] = self->face2tile [face];
		1507	}
		1508	}
		1509	else
		1510	cell->darkness = 0;
		1511	}
		1512	}
		1513
		1514	SV *
		1515	mapmap (CFPlus::Map self, int x0, int y0, int w, int h)
		1516	CODE:
		1517	{
		1518	int x1, x;
		1519	int y1, y;
		1520	int z;
		1521	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1522	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1523
		1524	SvPOK_only (map_sv);
		1525	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1526
		1527	x0 += self->x; x1 = x0 + w;
		1528	y0 += self->y; y1 = y0 + h;
		1529
		1530	for (y = y0; y < y1; y++)
		1531	{
		1532	maprow *row = 0 <= y && y < self->rows
		1533	? self->row + y
		1534	: 0;
		1535
		1536	for (x = x0; x < x1; x++)
		1537	{
		1538	int r = 32, g = 32, b = 32, a = 192;
		1539
		1540	if (row && row->c0 <= x && x < row->c1)
		1541	{
		1542	mapcell *cell = row->col + (x - row->c0);
		1543
		1544	for (z = 0; z <= 0; z++)
		1545	{
		1546	maptex tex = self->tex [cell->tile [z]];
		1547	int a0 = 255 - tex.a;
		1548	int a1 = tex.a;
		1549
		1550	r = (r * a0 + tex.r * a1) / 255;
		1551	g = (g * a0 + tex.g * a1) / 255;
		1552	b = (b * a0 + tex.b * a1) / 255;
		1553	a = (a * a0 + tex.a * a1) / 255;
		1554	}
		1555	}
		1556
		1557	*map++ = (r )
		1558	| (g << 8)
		1559	| (b << 16)
		1560	| (a << 24);
		1561	}
		1562	}
		1563
		1564	RETVAL = map_sv;
		1565	}
		1566	OUTPUT:
		1567	RETVAL
		1568
		1569	void
		1570	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
		1571	CODE:
		1572	{
		1573	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1574	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1575	static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k)
		1576	smooth_key skey;
		1577	int x, y, z;
		1578	int last_name;
		1579
		1580	// thats current max. sorry.
		1581	if (sw > 255) sw = 255;
		1582	if (sh > 255) sh = 255;
		1583
		1584	// clear key, in case of extra padding
		1585	memset (&skey, 0, sizeof (skey));
		1586
		1587	glColor4ub (255, 255, 255, 255);
		1588
		1589	glEnable (GL_BLEND);
		1590	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1591	glEnable (GL_TEXTURE_2D);
		1592	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1593
		1594	glBegin (GL_QUADS);
		1595
		1596	last_name = 0;
		1597
		1598	mx += self->x;
		1599	my += self->y;
		1600
		1601	// first pass: determine smooth_max
		1602	// rather ugly, if you ask me
		1603	// could also be stored inside mapcell and updated on change
		1604	memset (smooth_max, 0, sizeof (smooth_max));
		1605
		1606	for (y = 0; y < sh; y++)
		1607	if (0 <= y + my && y + my < self->rows)
		1608	{
		1609	maprow *row = self->row + (y + my);
		1610
		1611	for (x = 0; x < sw; x++)
		1612	if (row->c0 <= x + mx && x + mx < row->c1)
		1613	{
		1614	mapcell *cell = row->col + (x + mx - row->c0);
		1615
		1616	smooth_max[x + 1][y + 1] =
		1617	MAX (self->tex [cell->tile [0]].smoothlevel,
		1618	MAX (self->tex [cell->tile [1]].smoothlevel,
		1619	self->tex [cell->tile [2]].smoothlevel));
		1620	}
		1621	}
		1622
		1623	for (z = 0; z <= 2; z++)
		1624	{
		1625	memset (smooth_level, 0, sizeof (smooth_level));
		1626
		1627	for (y = 0; y < sh; y++)
		1628	if (0 <= y + my && y + my < self->rows)
		1629	{
		1630	maprow *row = self->row + (y + my);
		1631
		1632	for (x = 0; x < sw; x++)
		1633	if (row->c0 <= x + mx && x + mx < row->c1)
		1634	{
		1635	mapcell *cell = row->col + (x + mx - row->c0);
		1636	tileid tile = cell->tile [z];
		1637
		1638	if (tile)
		1639	{
		1640	maptex tex = self->tex [tile];
		1641	int px = (x + 1) * T - tex.w;
		1642	int py = (y + 1) * T - tex.h;
		1643
		1644	// suppressing texture state switches here
		1645	// is only moderately effective, but worth the extra effort
		1646	if (last_name != tex.name)
		1647	{
		1648	if (!tex.name)
		1649	tex = self->tex [2]; /* missing, replace by noface */
		1650
		1651	glEnd ();
		1652	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1653	glBegin (GL_QUADS);
		1654	}
		1655
		1656	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1657	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1658	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1659	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1660
		1661	if (cell->flags && z == 2)
		1662	{
		1663	if (cell->flags & 1)
		1664	{
		1665	maptex tex = self->tex [1];
		1666	int px = x * T + T * 2 / 32;
		1667	int py = y * T - T * 6 / 32;
		1668
		1669	glEnd ();
		1670	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1671	glBegin (GL_QUADS);
		1672
		1673	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1674	glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);
		1675	glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);
		1676	glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );
		1677	}
		1678	}
		1679
		1680	// update smooth hash
		1681	if (tex.smoothtile)
		1682	{
		1683	skey.tile = tex.smoothtile;
		1684	skey.level = tex.smoothlevel;
		1685
		1686	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		1687
		1688	// add bits to current tile and all neighbours. skey.x|y is
		1689	// shifted +1|+1 so we always stay positive.
		1690
		1691	// bits is ___n cccc CCCC bbbb
		1692	// n do not draw borders&corners
		1693	// c draw these corners, but...
		1694	// C ... not these
		1695	// b draw these borders
		1696
		1697	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		1698	// ┃· ·· ·┃ ━━
		1699
		1700	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		1701	// ·· ·· ·┏ ┓·
		1702
		1703	// full tile
		1704	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		1705
		1706	// borders
		1707	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		1708	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		1709	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		1710	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		1711
		1712	// corners
		1713	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		1714	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		1715	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		1716	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		1717	}
		1718	}
		1719	}
		1720	}
		1721
		1722	// go through all smoothlevels, lowest to highest, then draw.
		1723	// this is basically counting sort
		1724	{
		1725	int w, b;
		1726
		1727	for (w = 0; w < 256 / 32; ++w)
		1728	{
		1729	uint32_t smask = smooth_level [w];
		1730	if (smask)
		1731	for (b = 0; b < 32; ++b)
		1732	if (smask & (((uint32_t)1) << b))
		1733	{
		1734	int level = (w << 5) | b;
		1735	HE *he;
		1736
		1737	hv_iterinit (smooth);
		1738	while ((he = hv_iternext (smooth)))
		1739	{
		1740	smooth_key *skey = (smooth_key *)HeKEY (he);
		1741	IV bits = SvIVX (HeVAL (he));
		1742
		1743	if (!(bits & 0x1000)
		1744	&& skey->level == level
		1745	&& level >= smooth_max [skey->x][skey->y])
		1746	{
		1747	maptex tex = self->tex [skey->tile];
		1748	int px = (((int)skey->x) - 1) * T;
		1749	int py = (((int)skey->y) - 1) * T;
		1750	int border = bits & 15;
		1751	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		1752	float dx = tex.s * .0625f; // 16 images/row
		1753	float dy = tex.t * .5f ; // 2 images/column
		1754
		1755	// this time naively avoiding texture state changes
		1756	// save gobs of state changes.
		1757	if (last_name != tex.name)
		1758	{
		1759	if (!tex.name)
		1760	continue; // smoothing not yet available
		1761
		1762	glEnd ();
		1763	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1764	glBegin (GL_QUADS);
		1765	}
		1766
		1767	if (border)
		1768	{
		1769	float ox = border * dx;
		1770
		1771	glTexCoord2f (ox , 0.f ); glVertex2f (px , py );
		1772	glTexCoord2f (ox , dy ); glVertex2f (px , py + T);
		1773	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py + T);
		1774	glTexCoord2f (ox + dx, 0.f ); glVertex2f (px + T, py );
		1775	}
		1776
		1777	if (corner)
		1778	{
		1779	float ox = corner * dx;
		1780
		1781	glTexCoord2f (ox , dy ); glVertex2f (px , py );
		1782	glTexCoord2f (ox , dy * 2.f); glVertex2f (px , py + T);
		1783	glTexCoord2f (ox + dx, dy * 2.f); glVertex2f (px + T, py + T);
		1784	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py );
		1785	}
		1786	}
		1787	}
		1788	}
		1789	}
		1790	}
		1791
		1792	hv_clear (smooth);
		1793	}
		1794
		1795	glEnd ();
		1796
		1797	glDisable (GL_TEXTURE_2D);
		1798	glDisable (GL_BLEND);
		1799
		1800	// top layer: overlays such as the health bar
		1801	for (y = 0; y < sh; y++)
		1802	if (0 <= y + my && y + my < self->rows)
		1803	{
		1804	maprow *row = self->row + (y + my);
		1805
		1806	for (x = 0; x < sw; x++)
		1807	if (row->c0 <= x + mx && x + mx < row->c1)
		1808	{
		1809	mapcell *cell = row->col + (x + mx - row->c0);
		1810
		1811	int px = x * T;
		1812	int py = y * T;
		1813
		1814	if (cell->stat_hp)
		1815	{
		1816	int width = cell->stat_width * T;
		1817	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		1818
		1819	glColor3ub (0, 0, 0);
		1820	glRectf (px + 1, py - thick - 2,
		1821	px + width - 1, py);
		1822
		1823	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		1824	glRectf (px + 2,
		1825	py - thick - 1,
		1826	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		1827	}
		1828	}
		1829	}
		1830	}
		1831
		1832	void
		1833	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)
		1834	CODE:
		1835	{
		1836	static float color[16][3] = {
		1837	{ 0.00F, 0.00F, 0.00F },
		1838	{ 1.00F, 1.00F, 1.00F },
		1839	{ 0.00F, 0.00F, 0.55F },
		1840	{ 1.00F, 0.00F, 0.00F },
		1841
		1842	{ 1.00F, 0.54F, 0.00F },
		1843	{ 0.11F, 0.56F, 1.00F },
		1844	{ 0.93F, 0.46F, 0.00F },
		1845	{ 0.18F, 0.54F, 0.34F },
		1846
		1847	{ 0.56F, 0.73F, 0.56F },
		1848	{ 0.80F, 0.80F, 0.80F },
		1849	{ 0.55F, 0.41F, 0.13F },
		1850	{ 0.99F, 0.77F, 0.26F },
		1851
		1852	{ 0.74F, 0.65F, 0.41F },
		1853
		1854	{ 0.00F, 1.00F, 1.00F },
		1855	{ 1.00F, 0.00F, 1.00F },
		1856	{ 1.00F, 1.00F, 0.00F },
		1857	};
		1858
		1859	int x, y;
		1860
		1861	glEnable (GL_TEXTURE_2D);
		1862	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1863	glEnable (GL_BLEND);
		1864	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1865	glBegin (GL_QUADS);
		1866
		1867	for (y = 0; y < h; y++)
		1868	for (x = 0; x < w; x++)
		1869	{
		1870	unsigned char m = data [x + y * w];
		1871
		1872	if (m)
		1873	{
		1874	float *c = color [m & 15];
		1875
		1876	float tx1 = m & 0x40 ? 0.5 : 0.;
		1877	float tx2 = tx1 + 0.5;
		1878
		1879	glColor4f (c[0], c[1], c[2], 0.75);
		1880	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		1881	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		1882	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		1883	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		1884	}
		1885	}
		1886
		1887	glEnd ();
		1888	glDisable (GL_BLEND);
		1889	glDisable (GL_TEXTURE_2D);
		1890	}
		1891
		1892	void
		1893	fow_texture (CFPlus::Map self, int mx, int my, int sw, int sh)
		1894	PPCODE:
		1895	{
		1896	int x, y;
		1897	int sw4 = (sw + 3) & ~3;
		1898	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
		1899	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
		1900
		1901	memset (darkness, 255, sw4 * sh);
		1902	SvPOK_only (darkness_sv);
		1903	SvCUR_set (darkness_sv, sw4 * sh);
		1904
		1905	mx += self->x;
		1906	my += self->y;
		1907
		1908	for (y = 0; y < sh; y++)
		1909	if (0 <= y + my && y + my < self->rows)
		1910	{
		1911	maprow *row = self->row + (y + my);
		1912
		1913	for (x = 0; x < sw; x++)
		1914	if (row->c0 <= x + mx && x + mx < row->c1)
		1915	{
		1916	mapcell *cell = row->col + (x + mx - row->c0);
		1917
		1918	darkness[y * sw4 + x] = cell->darkness
		1919	? 255 - (cell->darkness - 1)
		1920	: 255 - FOW_DARKNESS;
		1921	}
		1922	}
		1923
		1924	EXTEND (SP, 3);
		1925	PUSHs (sv_2mortal (newSViv (sw4)));
		1926	PUSHs (sv_2mortal (newSViv (sh)));
		1927	PUSHs (darkness_sv);
		1928	}
		1929
		1930	SV *
		1931	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)
		1932	CODE:
		1933	{
		1934	int x, y, x1, y1;
		1935	SV *data_sv = newSV (w * h * 7 + 5);
		1936	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		1937
		1938	*data++ = 0; /* version 0 format */
		1939	*data++ = w >> 8; *data++ = w;
		1940	*data++ = h >> 8; *data++ = h;
		1941
		1942	// we need to do this 'cause we don't keep an absolute coord system for rows
		1943	// TODO: treat rows as we treat columns
		1944	map_get_row (self, y0 + self->y - self->oy);//D
		1945	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		1946
		1947	x0 += self->x - self->ox;
		1948	y0 += self->y - self->oy;
		1949
		1950	x1 = x0 + w;
		1951	y1 = y0 + h;
		1952
		1953	for (y = y0; y < y1; y++)
		1954	{
		1955	maprow *row = 0 <= y && y < self->rows
		1956	? self->row + y
		1957	: 0;
		1958
		1959	for (x = x0; x < x1; x++)
		1960	{
		1961	if (row && row->c0 <= x && x < row->c1)
		1962	{
		1963	mapcell *cell = row->col + (x - row->c0);
		1964	uint8_t flags = 0;
		1965
		1966	if (cell->tile [0]) flags |= 1;
		1967	if (cell->tile [1]) flags |= 2;
		1968	if (cell->tile [2]) flags |= 4;
		1969
		1970	*data++ = flags;
		1971
		1972	if (flags & 1)
		1973	{
		1974	tileid tile = cell->tile [0];
		1975	*data++ = tile >> 8;
		1976	*data++ = tile;
		1977	}
		1978
		1979	if (flags & 2)
		1980	{
		1981	tileid tile = cell->tile [1];
		1982	*data++ = tile >> 8;
		1983	*data++ = tile;
		1984	}
		1985
		1986	if (flags & 4)
		1987	{
		1988	tileid tile = cell->tile [2];
		1989	*data++ = tile >> 8;
		1990	*data++ = tile;
		1991	}
		1992	}
		1993	else
		1994	*data++ = 0;
		1995	}
		1996	}
		1997
		1998	SvPOK_only (data_sv);
		1999	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2000	RETVAL = data_sv;
		2001	}
		2002	OUTPUT:
		2003	RETVAL
		2004
		2005	void
		2006	set_rect (CFPlus::Map self, int x0, int y0, uint8_t *data)
		2007	PPCODE:
		2008	{
		2009	int x, y, z;
		2010	int w, h;
		2011	int x1, y1;
		2012
		2013	if (*data++ != 0)
		2014	return; /* version mismatch */
		2015
		2016	w = *data++ << 8; w |= *data++;
		2017	h = *data++ << 8; h |= *data++;
		2018
		2019	// we need to do this 'cause we don't keep an absolute coord system for rows
		2020	// TODO: treat rows as we treat columns
		2021	map_get_row (self, y0 + self->y - self->oy);//D
		2022	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2023
		2024	x0 += self->x - self->ox;
		2025	y0 += self->y - self->oy;
		2026
		2027	x1 = x0 + w;
		2028	y1 = y0 + h;
		2029
		2030	for (y = y0; y < y1; y++)
		2031	{
		2032	maprow *row = map_get_row (self, y);
		2033
		2034	for (x = x0; x < x1; x++)
		2035	{
		2036	uint8_t flags = *data++;
		2037
		2038	if (flags)
		2039	{
		2040	mapcell *cell = row_get_cell (row, x);
		2041	tileid tile[3] = { 0, 0, 0 };
		2042
		2043	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2044	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2045	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2046
		2047	if (cell->darkness == 0)
		2048	{
		2049	cell->darkness = 0;
		2050
		2051	for (z = 0; z <= 2; z++)
		2052	{
		2053	tileid t = tile [z];
		2054
		2055	if (t >= self->texs || (t && !self->tex [t].name))
		2056	{
		2057	XPUSHs (sv_2mortal (newSViv (t)));
		2058	need_texid (self, t);
		2059	}
		2060
		2061	cell->tile [z] = t;
		2062	}
		2063	}
		2064	}
		2065	}
		2066	}
		2067	}
		2068
		2069	MODULE = CFPlus PACKAGE = CFPlus::MixChunk
		2070
		2071	CFPlus::MixChunk
		2072	new_from_file (SV *class, char *path)
		2073	CODE:
		2074	RETVAL = Mix_LoadWAV (path);
		2075	OUTPUT:
		2076	RETVAL
		2077
		2078	void
		2079	DESTROY (CFPlus::MixChunk self)
		2080	CODE:
		2081	Mix_FreeChunk (self);
		2082
		2083	int
		2084	volume (CFPlus::MixChunk self, int volume = -1)
		2085	CODE:
		2086	RETVAL = Mix_VolumeChunk (self, volume);
		2087	OUTPUT:
		2088	RETVAL
		2089
		2090	int
		2091	play (CFPlus::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)
		2092	CODE:
		2093	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2094	OUTPUT:
		2095	RETVAL
		2096
		2097	MODULE = CFPlus PACKAGE = CFPlus::MixMusic
		2098
		2099	int
		2100	volume (int volume = -1)
		2101	CODE:
		2102	RETVAL = Mix_VolumeMusic (volume);
		2103	OUTPUT:
		2104	RETVAL
		2105
		2106	CFPlus::MixMusic
		2107	new_from_file (SV *class, char *path)
		2108	CODE:
		2109	RETVAL = Mix_LoadMUS (path);
		2110	OUTPUT:
		2111	RETVAL
		2112
		2113	void
		2114	DESTROY (CFPlus::MixMusic self)
		2115	CODE:
		2116	Mix_FreeMusic (self);
		2117
		2118	int
		2119	play (CFPlus::MixMusic self, int loops = -1)
		2120	CODE:
		2121	RETVAL = Mix_PlayMusic (self, loops);
		2122	OUTPUT:
		2123	RETVAL
		2124
		2125	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		2126
		2127	BOOT:
		2128	{
		2129	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
		2130	static const struct {
		2131	const char *name;
		2132	IV iv;
		2133	} *civ, const_iv[] = {
		2134	# define const_iv(name) { # name, (IV)name }
		2135	const_iv (GL_COLOR_MATERIAL),
		2136	const_iv (GL_SMOOTH),
		2137	const_iv (GL_FLAT),
		2138	const_iv (GL_DITHER),
		2139	const_iv (GL_BLEND),
		2140	const_iv (GL_CULL_FACE),
		2141	const_iv (GL_SCISSOR_TEST),
		2142	const_iv (GL_DEPTH_TEST),
		2143	const_iv (GL_ALPHA_TEST),
		2144	const_iv (GL_NORMALIZE),
		2145	const_iv (GL_RESCALE_NORMAL),
		2146	const_iv (GL_FRONT),
		2147	const_iv (GL_BACK),
		2148	const_iv (GL_AND),
		2149	const_iv (GL_ONE),
		2150	const_iv (GL_ZERO),
		2151	const_iv (GL_SRC_ALPHA),
		2152	const_iv (GL_DST_ALPHA),
		2153	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2154	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2155	const_iv (GL_SRC_ALPHA_SATURATE),
		2156	const_iv (GL_RGB),
		2157	const_iv (GL_RGBA),
		2158	const_iv (GL_RGBA4),
		2159	const_iv (GL_RGBA8),
		2160	const_iv (GL_RGB5_A1),
		2161	const_iv (GL_UNSIGNED_BYTE),
		2162	const_iv (GL_UNSIGNED_SHORT),
		2163	const_iv (GL_UNSIGNED_INT),
		2164	const_iv (GL_ALPHA),
		2165	const_iv (GL_INTENSITY),
		2166	const_iv (GL_LUMINANCE),
		2167	const_iv (GL_LUMINANCE_ALPHA),
		2168	const_iv (GL_FLOAT),
		2169	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2170	const_iv (GL_COMPILE),
		2171	const_iv (GL_TEXTURE_1D),
		2172	const_iv (GL_TEXTURE_2D),
		2173	const_iv (GL_TEXTURE_ENV),
		2174	const_iv (GL_TEXTURE_MAG_FILTER),
		2175	const_iv (GL_TEXTURE_MIN_FILTER),
		2176	const_iv (GL_TEXTURE_ENV_MODE),
		2177	const_iv (GL_TEXTURE_WRAP_S),
		2178	const_iv (GL_TEXTURE_WRAP_T),
		2179	const_iv (GL_REPEAT),
		2180	const_iv (GL_CLAMP),
		2181	const_iv (GL_CLAMP_TO_EDGE),
		2182	const_iv (GL_NEAREST),
		2183	const_iv (GL_LINEAR),
		2184	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2185	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2186	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2187	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2188	const_iv (GL_GENERATE_MIPMAP),
		2189	const_iv (GL_MODULATE),
		2190	const_iv (GL_DECAL),
		2191	const_iv (GL_REPLACE),
		2192	const_iv (GL_DEPTH_BUFFER_BIT),
		2193	const_iv (GL_COLOR_BUFFER_BIT),
		2194	const_iv (GL_PROJECTION),
		2195	const_iv (GL_MODELVIEW),
		2196	const_iv (GL_COLOR_LOGIC_OP),
		2197	const_iv (GL_SEPARABLE_2D),
		2198	const_iv (GL_CONVOLUTION_2D),
		2199	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2200	const_iv (GL_CONSTANT_BORDER),
		2201	const_iv (GL_LINES),
		2202	const_iv (GL_LINE_STRIP),
		2203	const_iv (GL_LINE_LOOP),
		2204	const_iv (GL_QUADS),
		2205	const_iv (GL_QUAD_STRIP),
		2206	const_iv (GL_TRIANGLES),
		2207	const_iv (GL_TRIANGLE_STRIP),
		2208	const_iv (GL_TRIANGLE_FAN),
		2209	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2210	const_iv (GL_FASTEST),
		2211	const_iv (GL_V2F),
		2212	const_iv (GL_V3F),
		2213	const_iv (GL_T2F_V3F),
		2214	const_iv (GL_T2F_N3F_V3F),
		2215	# undef const_iv
		2216	};
		2217
		2218	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2219	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2220	}
		2221
		2222	char *
		2223	gl_vendor ()
		2224	CODE:
		2225	RETVAL = (char *)glGetString (GL_VENDOR);
		2226	OUTPUT:
		2227	RETVAL
		2228
		2229	char *
		2230	gl_version ()
		2231	CODE:
		2232	RETVAL = (char *)glGetString (GL_VERSION);
		2233	OUTPUT:
		2234	RETVAL
		2235
		2236	char *
		2237	gl_extensions ()
		2238	CODE:
		2239	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2240	OUTPUT:
		2241	RETVAL
		2242
		2243	int glGetError ()
		2244
		2245	void glFinish ()
		2246
		2247	void glClear (int mask)
		2248
		2249	void glClearColor (float r, float g, float b, float a = 1.0)
		2250	PROTOTYPE: @
		2251
		2252	void glEnable (int cap)
		2253
		2254	void glDisable (int cap)
		2255
		2256	void glShadeModel (int mode)
		2257
		2258	void glHint (int target, int mode)
		2259
		2260	void glBlendFunc (int sfactor, int dfactor)
		2261
		2262	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2263	CODE:
		2264	gl_BlendFuncSeparate (sa, da, saa, daa);
		2265
		2266	void glDepthMask (int flag)
		2267
		2268	void glLogicOp (int opcode)
		2269
		2270	void glColorMask (int red, int green, int blue, int alpha)
		2271
		2272	void glMatrixMode (int mode)
		2273
		2274	void glPushMatrix ()
		2275
		2276	void glPopMatrix ()
		2277
		2278	void glLoadIdentity ()
		2279
		2280	void glDrawBuffer (int buffer)
		2281
		2282	void glReadBuffer (int buffer)
		2283
		2284	# near_ and far_ are due to microsofts buggy "c" compiler
		2285	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2286
		2287	# near_ and far_ are due to microsofts buggy "c" compiler
		2288	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2289
		2290	void glViewport (int x, int y, int width, int height)
		2291
		2292	void glScissor (int x, int y, int width, int height)
		2293
		2294	void glTranslate (float x, float y, float z = 0.)
		2295	CODE:
		2296	glTranslatef (x, y, z);
		2297
		2298	void glScale (float x, float y, float z = 1.)
		2299	CODE:
		2300	glScalef (x, y, z);
		2301
		2302	void glRotate (float angle, float x, float y, float z)
		2303	CODE:
		2304	glRotatef (angle, x, y, z);
		2305
		2306	void glBegin (int mode)
		2307
		2308	void glEnd ()
		2309
		2310	void glColor (float r, float g, float b, float a = 1.0)
		2311	PROTOTYPE: @
		2312	ALIAS:
		2313	glColor_premultiply = 1
		2314	CODE:
		2315	if (ix)
		2316	{
		2317	r *= a;
		2318	g *= a;
		2319	b *= a;
		2320	}
		2321	// microsoft visual "c" rounds instead of truncating...
		2322	glColor4f (r, g, b, a);
		2323
		2324	void glInterleavedArrays (int format, int stride, char *data)
		2325
		2326	void glDrawElements (int mode, int count, int type, char *indices)
		2327
		2328	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2329
		2330	void glRasterPos (float x, float y, float z = 0.)
		2331	CODE:
		2332	glRasterPos3f (0, 0, z);
		2333	glBitmap (0, 0, 0, 0, x, y, 0);
		2334
		2335	void glVertex (float x, float y, float z = 0.)
		2336	CODE:
		2337	glVertex3f (x, y, z);
		2338
		2339	void glTexCoord (float s, float t)
		2340	CODE:
		2341	glTexCoord2f (s, t);
		2342
		2343	void glTexEnv (int target, int pname, float param)
		2344	CODE:
		2345	glTexEnvf (target, pname, param);
		2346
		2347	void glTexParameter (int target, int pname, float param)
		2348	CODE:
		2349	glTexParameterf (target, pname, param);
		2350
		2351	void glBindTexture (int target, int name)
		2352
		2353	void glConvolutionParameter (int target, int pname, float params)
		2354	CODE:
		2355	if (gl.ConvolutionParameterf)
		2356	gl.ConvolutionParameterf (target, pname, params);
		2357
		2358	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2359	CODE:
		2360	if (gl.ConvolutionFilter2D)
		2361	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2362
		2363	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2364	CODE:
		2365	if (gl.SeparableFilter2D)
		2366	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2367
		2368	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2369
		2370	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2371
		2372	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2373
		2374	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2375
		2376	int glGenTexture ()
		2377	CODE:
		2378	{
		2379	GLuint name;
		2380	if (AvFILL (texture_av) >= 0)
		2381	name = (GLuint)av_pop (texture_av);
		2382	else
		2383	glGenTextures (1, &name);
		2384	RETVAL = name;
		2385	}
		2386	OUTPUT:
		2387	RETVAL
		2388
		2389	void glDeleteTexture (int name)
		2390	CODE:
		2391	{
		2392	/* make a half-assed attempt at returning the memory used by the texture */
		2393	/* textures are frequently being reused by cfplus anyway */
		2394	glBindTexture (GL_TEXTURE_2D, name);
		2395	glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);
		2396	av_push (texture_av, (SV *)name);
		2397	/*glDeleteTextures (1, &name_);*/
		2398	}
		2399
		2400	int glGenList ()
		2401	CODE:
		2402	RETVAL = glGenLists (1);
		2403	OUTPUT:
		2404	RETVAL
		2405
		2406	void glDeleteList (int list)
		2407	CODE:
		2408	glDeleteLists (list, 1);
		2409
		2410	void glNewList (int list, int mode = GL_COMPILE)
		2411
		2412	void glEndList ()
		2413
		2414	void glCallList (int list)
		2415

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