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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.10 by root, Sun Apr 9 17:34:15 2006 UTC vs.
Revision 1.199 by root, Tue Jul 17 13:53:02 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
		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	#endif
		23
		24	#include <assert.h>
		25	#include <math.h>
5	#include <string.h>	26	#include <string.h>
		27	#include <stdio.h>
		28	#include <stdlib.h>
6		29
7	#include <SDL.h>	30	#include <SDL.h>
		31	#include <SDL_endian.h>
		32	#include <SDL_image.h>
		33	#include <SDL_mixer.h>
8	#include <SDL_opengl.h>	34	#include <SDL_opengl.h>
9		35
		36	#define PANGO_ENABLE_BACKEND
		37	#define G_DISABLE_CAST_CHECKS
		38
		39	#include <glib/gmacros.h>
		40
10	#include <pango/pango.h>	41	#include <pango/pango.h>
11	#include <pango/pangofc-fontmap.h>
12	#include <pango/pangoft2.h>
13		42
		43	#ifndef _WIN32
14	#include <sys/types.h>	44	# include <sys/types.h>
15	#include <sys/socket.h>	45	# include <sys/socket.h>
16	#include <netinet/in.h>	46	# include <netinet/in.h>
17	#include <netinet/tcp.h>	47	# include <netinet/tcp.h>
		48	# include <inttypes.h>
		49	#endif
18		50
		51	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
		52
		53	#define FOW_DARKNESS 32
		54
		55	#define MAP_EXTEND_X 32
		56	#define MAP_EXTEND_Y 512
		57
		58	#define MIN_FONT_HEIGHT 10
		59
		60	#if 0
		61	# define PARACHUTE SDL_INIT_NOPARACHUTE
		62	#else
		63	# define PARACHUTE 0
		64	#endif
		65
		66	static AV *texture_av;
		67
		68	static struct
		69	{
		70	#define GL_FUNC(ptr,name) ptr name;
		71	#include "glfunc.h"
		72	#undef GL_FUNC
		73	} gl;
		74
		75	static void
		76	gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
		77	{
		78	if (gl.BlendFuncSeparate)
		79	gl.BlendFuncSeparate (sa, da, saa, daa);
		80	else if (gl.BlendFuncSeparateEXT)
		81	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
		82	else
		83	glBlendFunc (sa, da);
		84	}
		85
		86	static GLuint
		87	gen_texture ()
		88	{
		89	GLuint name;
		90
		91	if (AvFILL (texture_av) >= 0)
		92	name = (GLuint)(size_t)av_pop (texture_av);
		93	else
		94	glGenTextures (1, &name);
		95
		96	return name;
		97	}
		98
		99	static void
		100	del_texture (GLuint name)
		101	{
		102	/* make a half-assed attempt at returning the memory used by the texture */
		103	/* textures are frequently being reused by cfplus anyway */
		104	/*glBindTexture (GL_TEXTURE_2D, name);*/
		105	/*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
		106	av_push (texture_av, (SV *)(size_t)name);
		107	glDeleteTextures (1, &name);
		108	}
		109
		110	#include "texcache.c"
		111
		112	#include "pango-font.c"
		113	#include "pango-fontmap.c"
		114	#include "pango-render.c"
		115
		116	typedef Mix_Chunk *CFPlus__MixChunk;
		117	typedef Mix_Music *CFPlus__MixMusic;
		118
		119	typedef PangoFontDescription *CFPlus__Font;
		120
		121	static int
		122	shape_attr_p (PangoLayoutRun *run)
		123	{
		124	GSList *attrs = run->item->analysis.extra_attrs;
		125
		126	while (attrs)
		127	{
		128	PangoAttribute *attr = attrs->data;
		129
		130	if (attr->klass->type == PANGO_ATTR_SHAPE)
		131	return 1;
		132
		133	attrs = attrs->next;
		134	}
		135
		136	return 0;
		137	}
		138
		139	typedef struct cf_layout {
		140	PangoLayout *pl;
		141	float r, g, b, a; // default color for rgba mode
		142	int base_height;
		143	CFPlus__Font font;
		144	} *CFPlus__Layout;
		145
		146	static CFPlus__Font default_font;
19	static PangoContext *context;	147	static PangoContext *opengl_context;
20	static PangoFontMap *fontmap;	148	static PangoFontMap *opengl_fontmap;
21		149
22	MODULE = Crossfire::Client PACKAGE = Crossfire::Client	150	static void
		151	substitute_func (FcPattern *pattern, gpointer data)
		152	{
		153	FcPatternAddBool (pattern, FC_HINTING, 1);
		154	#ifdef FC_HINT_STYLE
		155	FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
		156	#endif
		157	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
		158	}
		159
		160	static void
		161	layout_update_font (CFPlus__Layout self)
		162	{
		163	/* use a random scale factor to account for unknown descenders, 0.8 works
		164	* reasonably well with bitstream vera
		165	*/
		166	PangoFontDescription *font = self->font ? self->font : default_font;
		167
		168	pango_font_description_set_absolute_size (font,
		169	MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
		170
		171	pango_layout_set_font_description (self->pl, font);
		172	}
		173
		174	static void
		175	layout_get_pixel_size (CFPlus__Layout self, int *w, int *h)
		176	{
		177	PangoRectangle rect;
		178
		179	// get_pixel_* wrongly rounds down
		180	pango_layout_get_extents (self->pl, 0, &rect);
		181
		182	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
		183	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
		184
		185	if (!rect.width) rect.width = 1;
		186	if (!rect.height) rect.height = 1;
		187
		188	*w = rect.width;
		189	*h = rect.height;
		190	}
		191
		192	typedef uint16_t tileid;
		193	typedef uint16_t faceid;
		194
		195	typedef struct {
		196	int name;
		197	int w, h;
		198	float s, t;
		199	uint8_t r, g, b, a;
		200	tileid smoothtile;
		201	uint8_t smoothlevel;
		202	} maptex;
		203
		204	typedef struct {
		205	uint32_t player;
		206	tileid tile[3];
		207	uint16_t darkness;
		208	uint8_t stat_width, stat_hp, flags, smoothmax;
		209	} mapcell;
		210
		211	typedef struct {
		212	int32_t c0, c1;
		213	mapcell *col;
		214	} maprow;
		215
		216	typedef struct map {
		217	int x, y, w, h;
		218	int ox, oy; /* offset to virtual global coordinate system */
		219	int faces; tileid *face2tile; // [faceid]
		220	int texs; maptex *tex; // [tileid]
		221
		222	int32_t rows;
		223	maprow *row;
		224	} *CFPlus__Map;
		225
		226	static char *
		227	prepend (char *ptr, int sze, int inc)
		228	{
		229	char *p;
		230
		231	New (0, p, sze + inc, char);
		232	Zero (p, inc, char);
		233	Move (ptr, p + inc, sze, char);
		234	Safefree (ptr);
		235
		236	return p;
		237	}
		238
		239	static char *
		240	append (char *ptr, int sze, int inc)
		241	{
		242	Renew (ptr, sze + inc, char);
		243	Zero (ptr + sze, inc, char);
		244
		245	return ptr;
		246	}
		247
		248	#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		249	#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
		250
		251	static void
		252	need_facenum (struct map *self, faceid face)
		253	{
		254	while (self->faces <= face)
		255	{
		256	Append (tileid, self->face2tile, self->faces, self->faces);
		257	self->faces *= 2;
		258	}
		259	}
		260
		261	static void
		262	need_texid (struct map *self, int texid)
		263	{
		264	while (self->texs <= texid)
		265	{
		266	Append (maptex, self->tex, self->texs, self->texs);
		267	self->texs *= 2;
		268	}
		269	}
		270
		271	static maprow *
		272	map_get_row (CFPlus__Map self, int y)
		273	{
		274	if (0 > y)
		275	{
		276	int extend = - y + MAP_EXTEND_Y;
		277	Prepend (maprow, self->row, self->rows, extend);
		278
		279	self->rows += extend;
		280	self->y += extend;
		281	y += extend;
		282	}
		283	else if (y >= self->rows)
		284	{
		285	int extend = y - self->rows + MAP_EXTEND_Y;
		286	Append (maprow, self->row, self->rows, extend);
		287	self->rows += extend;
		288	}
		289
		290	return self->row + y;
		291	}
		292
		293	static mapcell *
		294	row_get_cell (maprow *row, int x)
		295	{
		296	if (!row->col)
		297	{
		298	Newz (0, row->col, MAP_EXTEND_X, mapcell);
		299	row->c0 = x - MAP_EXTEND_X / 4;
		300	row->c1 = row->c0 + MAP_EXTEND_X;
		301	}
		302
		303	if (row->c0 > x)
		304	{
		305	int extend = row->c0 - x + MAP_EXTEND_X;
		306	Prepend (mapcell, row->col, row->c1 - row->c0, extend);
		307	row->c0 -= extend;
		308	}
		309	else if (x >= row->c1)
		310	{
		311	int extend = x - row->c1 + MAP_EXTEND_X;
		312	Append (mapcell, row->col, row->c1 - row->c0, extend);
		313	row->c1 += extend;
		314	}
		315
		316	return row->col + (x - row->c0);
		317	}
		318
		319	static mapcell *
		320	map_get_cell (CFPlus__Map self, int x, int y)
		321	{
		322	return row_get_cell (map_get_row (self, y), x);
		323	}
		324
		325	static void
		326	map_clear (CFPlus__Map self)
		327	{
		328	int r;
		329
		330	for (r = 0; r < self->rows; r++)
		331	Safefree (self->row[r].col);
		332
		333	Safefree (self->row);
		334
		335	self->x = 0;
		336	self->y = 0;
		337	self->ox = 0;
		338	self->oy = 0;
		339	self->row = 0;
		340	self->rows = 0;
		341	}
		342
		343	static void
		344	map_blank (CFPlus__Map self, int x0, int y0, int w, int h)
		345	{
		346	int x, y;
		347	maprow *row;
		348	mapcell *cell;
		349
		350	for (y = y0; y < y0 + h; y++)
		351	if (y >= 0)
		352	{
		353	if (y >= self->rows)
		354	break;
		355
		356	row = self->row + y;
		357
		358	for (x = x0; x < x0 + w; x++)
		359	if (x >= row->c0)
		360	{
		361	if (x >= row->c1)
		362	break;
		363
		364	cell = row->col + x - row->c0;
		365
		366	cell->darkness = 0;
		367	cell->stat_hp = 0;
		368	cell->flags = 0;
		369	cell->player = 0;
		370	}
		371	}
		372	}
		373
		374	typedef struct {
		375	tileid tile;
		376	uint8_t x, y, level;
		377	} smooth_key;
		378
		379	static void
		380	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		381	{
		382	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		383
		384	if (SvIOK (*sv))
		385	SvIV_set (*sv, SvIVX (*sv) | bits);
		386	else
		387	sv_setiv (*sv, bits);
		388	}
		389
		390	static void
		391	music_finished (void)
		392	{
		393	SDL_UserEvent ev;
		394
		395	ev.type = SDL_USEREVENT;
		396	ev.code = 0;
		397	ev.data1 = 0;
		398	ev.data2 = 0;
		399
		400	SDL_PushEvent ((SDL_Event *)&ev);
		401	}
		402
		403	static void
		404	channel_finished (int channel)
		405	{
		406	SDL_UserEvent ev;
		407
		408	ev.type = SDL_USEREVENT;
		409	ev.code = 1;
		410	ev.data1 = (void *)(long)channel;
		411	ev.data2 = 0;
		412
		413	SDL_PushEvent ((SDL_Event *)&ev);
		414	}
		415
		416	static unsigned int
		417	minpot (unsigned int n)
		418	{
		419	if (!n)
		420	return 0;
		421
		422	--n;
		423
		424	n |= n >> 1;
		425	n |= n >> 2;
		426	n |= n >> 4;
		427	n |= n >> 8;
		428	n |= n >> 16;
		429
		430	return n + 1;
		431	}
		432
		433	/* SDL should provide this, really. */
		434	#define SDLK_MODIFIER_MIN 300
		435	#define SDLK_MODIFIER_MAX 314
		436
		437	MODULE = CFPlus PACKAGE = CFPlus
		438
		439	PROTOTYPES: ENABLE
23		440
24	BOOT:	441	BOOT:
25	{	442	{
26	fontmap = pango_ft2_font_map_new ();	443	HV *stash = gv_stashpv ("CFPlus", 1);
		444	static const struct {
		445	const char *name;
		446	IV iv;
		447	} *civ, const_iv[] = {
		448	# define const_iv(name) { # name, (IV)name }
		449	const_iv (SDLK_MODIFIER_MIN),
		450	const_iv (SDLK_MODIFIER_MAX),
		451
		452	const_iv (SDL_ACTIVEEVENT),
		453	const_iv (SDL_KEYDOWN),
		454	const_iv (SDL_KEYUP),
		455	const_iv (SDL_MOUSEMOTION),
		456	const_iv (SDL_MOUSEBUTTONDOWN),
		457	const_iv (SDL_MOUSEBUTTONUP),
		458	const_iv (SDL_JOYAXISMOTION),
		459	const_iv (SDL_JOYBALLMOTION),
		460	const_iv (SDL_JOYHATMOTION),
		461	const_iv (SDL_JOYBUTTONDOWN),
		462	const_iv (SDL_JOYBUTTONUP),
		463	const_iv (SDL_QUIT),
		464	const_iv (SDL_SYSWMEVENT),
		465	const_iv (SDL_EVENT_RESERVEDA),
		466	const_iv (SDL_EVENT_RESERVEDB),
		467	const_iv (SDL_VIDEORESIZE),
		468	const_iv (SDL_VIDEOEXPOSE),
		469	const_iv (SDL_USEREVENT),
		470
		471	const_iv (SDL_APPINPUTFOCUS),
		472	const_iv (SDL_APPMOUSEFOCUS),
		473	const_iv (SDL_APPACTIVE),
		474
		475	const_iv (SDLK_KP0),
		476	const_iv (SDLK_KP1),
		477	const_iv (SDLK_KP2),
		478	const_iv (SDLK_KP3),
		479	const_iv (SDLK_KP4),
		480	const_iv (SDLK_KP5),
		481	const_iv (SDLK_KP6),
		482	const_iv (SDLK_KP7),
		483	const_iv (SDLK_KP8),
		484	const_iv (SDLK_KP9),
		485	const_iv (SDLK_KP_PERIOD),
		486	const_iv (SDLK_KP_DIVIDE),
		487	const_iv (SDLK_KP_MULTIPLY),
		488	const_iv (SDLK_KP_MINUS),
		489	const_iv (SDLK_KP_PLUS),
		490	const_iv (SDLK_KP_ENTER),
		491	const_iv (SDLK_KP_EQUALS),
		492	const_iv (SDLK_UP),
		493	const_iv (SDLK_DOWN),
		494	const_iv (SDLK_RIGHT),
		495	const_iv (SDLK_LEFT),
		496	const_iv (SDLK_INSERT),
		497	const_iv (SDLK_HOME),
		498	const_iv (SDLK_END),
		499	const_iv (SDLK_PAGEUP),
		500	const_iv (SDLK_PAGEDOWN),
		501	const_iv (SDLK_F1),
		502	const_iv (SDLK_F2),
		503	const_iv (SDLK_F3),
		504	const_iv (SDLK_F4),
		505	const_iv (SDLK_F5),
		506	const_iv (SDLK_F6),
		507	const_iv (SDLK_F7),
		508	const_iv (SDLK_F8),
		509	const_iv (SDLK_F9),
		510	const_iv (SDLK_F10),
		511	const_iv (SDLK_F11),
		512	const_iv (SDLK_F12),
		513	const_iv (SDLK_F13),
		514	const_iv (SDLK_F14),
		515	const_iv (SDLK_F15),
		516	const_iv (SDLK_NUMLOCK),
		517	const_iv (SDLK_CAPSLOCK),
		518	const_iv (SDLK_SCROLLOCK),
		519	const_iv (SDLK_RSHIFT),
		520	const_iv (SDLK_LSHIFT),
		521	const_iv (SDLK_RCTRL),
		522	const_iv (SDLK_LCTRL),
		523	const_iv (SDLK_RALT),
		524	const_iv (SDLK_LALT),
		525	const_iv (SDLK_RMETA),
		526	const_iv (SDLK_LMETA),
		527	const_iv (SDLK_LSUPER),
		528	const_iv (SDLK_RSUPER),
		529	const_iv (SDLK_MODE),
		530	const_iv (SDLK_COMPOSE),
		531	const_iv (SDLK_HELP),
		532	const_iv (SDLK_PRINT),
		533	const_iv (SDLK_SYSREQ),
		534	const_iv (SDLK_BREAK),
		535	const_iv (SDLK_MENU),
		536	const_iv (SDLK_POWER),
		537	const_iv (SDLK_EURO),
		538	const_iv (SDLK_UNDO),
		539
		540	const_iv (KMOD_NONE),
		541	const_iv (KMOD_SHIFT),
		542	const_iv (KMOD_LSHIFT),
		543	const_iv (KMOD_RSHIFT),
		544	const_iv (KMOD_CTRL),
		545	const_iv (KMOD_LCTRL),
		546	const_iv (KMOD_RCTRL),
		547	const_iv (KMOD_ALT),
		548	const_iv (KMOD_LALT),
		549	const_iv (KMOD_RALT),
		550	const_iv (KMOD_META),
		551	const_iv (KMOD_LMETA),
		552	const_iv (KMOD_RMETA),
		553	const_iv (KMOD_NUM),
		554	const_iv (KMOD_CAPS),
		555	const_iv (KMOD_MODE),
		556	# undef const_iv
		557	};
		558
		559	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		560	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		561
		562	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		563	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		564	}
		565
		566	void
		567	weaken (SV *rv)
		568	PROTOTYPE: $
		569	CODE:
		570	sv_rvweaken (rv);
		571
		572	int
		573	in_destruct ()
		574	CODE:
		575	RETVAL = PL_main_cv == Nullcv;
		576	OUTPUT:
		577	RETVAL
		578
		579	NV floor (NV x)
		580
		581	NV ceil (NV x)
		582
		583	void
		584	pango_init ()
		585	CODE:
		586	{
		587	opengl_fontmap = pango_opengl_font_map_new ();
		588	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
27	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	589	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
28	}	590	}
		591
		592	int
		593	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
		594
		595	void
		596	SDL_Quit ()
		597
		598	void
		599	SDL_ListModes ()
		600	PPCODE:
		601	{
		602	SDL_Rect **m;
		603
		604	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);
		605	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);
		606	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);
		607	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);
		608
		609	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		610	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);
		611
		612	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);
		613	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		614	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);
		615	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		616
		617	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		618	#if SDL_VERSION_ATLEAST(1,2,10)
		619	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);
		620	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		621	#endif
		622
		623	SDL_EnableUNICODE (1);
		624	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		625
		626	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		627
		628	if (m && m != (SDL_Rect **)-1)
		629	while (*m)
		630	{
		631	AV *av = newAV ();
		632	av_push (av, newSViv ((*m)->w));
		633	av_push (av, newSViv ((*m)->h));
		634	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		635
		636	++m;
		637	}
		638	}
		639
		640	char *
		641	SDL_GetError ()
		642
		643	int
		644	SDL_SetVideoMode (int w, int h, int fullscreen)
		645	CODE:
		646	RETVAL = !!SDL_SetVideoMode (
		647	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		648	);
		649	if (RETVAL)
		650	{
		651	av_clear (texture_av);
		652
		653	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
		654	# define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		655	# include "glfunc.h"
		656	# undef GL_FUNC
		657
		658	}
		659	OUTPUT:
		660	RETVAL
		661
		662	void
		663	SDL_GL_SwapBuffers ()
		664
		665	char *
		666	SDL_GetKeyName (int sym)
		667
		668	int
		669	SDL_GetAppState ()
		670
		671	void
		672	poll_events ()
		673	PPCODE:
		674	{
		675	SDL_Event ev;
		676
		677	SDL_PumpEvents ();
		678	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
		679	{
		680	HV *hv = newHV ();
		681	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		682
		683	switch (ev.type)
		684	{
		685	case SDL_KEYDOWN:
		686	case SDL_KEYUP:
		687	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		688	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		689	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		690	hv_store (hv, "cmod", 4, newSViv (SDL_GetModState ()), 0); /* current mode */
		691	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		692	break;
		693
		694	case SDL_ACTIVEEVENT:
		695	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		696	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		697	break;
		698
		699	case SDL_MOUSEMOTION:
		700	{
		701	int state = ev.motion.state;
		702	int x = ev.motion.x;
		703	int y = ev.motion.y;
		704	int xrel = ev.motion.xrel;
		705	int yrel = ev.motion.yrel;
		706
		707	/* do simplistic event compression */
		708	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		709	&& state == ev.motion.state)
		710	{
		711	xrel += ev.motion.xrel;
		712	yrel += ev.motion.yrel;
		713	x = ev.motion.x;
		714	y = ev.motion.y;
		715	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		716	}
		717
		718	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		719	hv_store (hv, "state", 5, newSViv (state), 0);
		720	hv_store (hv, "x", 1, newSViv (x), 0);
		721	hv_store (hv, "y", 1, newSViv (y), 0);
		722	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
		723	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		724	}
		725	break;
		726
		727	case SDL_MOUSEBUTTONDOWN:
		728	case SDL_MOUSEBUTTONUP:
		729	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		730
		731	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		732	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		733	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		734	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		735	break;
		736
		737	case SDL_USEREVENT:
		738	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		739	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		740	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		741	break;
		742	}
		743
		744	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
		745	}
		746	}
		747
		748	int
		749	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)
		750	POSTCALL:
		751	Mix_HookMusicFinished (music_finished);
		752	Mix_ChannelFinished (channel_finished);
		753
		754	void
		755	Mix_CloseAudio ()
		756
		757	int
		758	Mix_AllocateChannels (int numchans = -1)
29		759
30	void	760	void
31	lowdelay (int fd, int val = 1)	761	lowdelay (int fd, int val = 1)
32	CODE:	762	CODE:
33	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	763	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		764
		765	void
		766	win32_proxy_info ()
		767	PPCODE:
		768	{
		769	#ifdef _WIN32
		770	char buffer[2048];
		771	DWORD buflen;
		772
		773	EXTEND (SP, 3);
		774
		775	buflen = sizeof (buffer);
		776	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		777	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		778	{
		779	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		780
		781	buflen = sizeof (buffer);
		782	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		783	{
		784	PUSHs (newSVpv (buffer, 0));
		785
		786	buflen = sizeof (buffer);
		787	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		788	PUSHs (newSVpv (buffer, 0));
		789	}
		790	}
		791	#endif
		792	}
		793
		794	void
		795	add_font (char *file)
		796	CODE:
		797	FcConfigAppFontAddFile (0, (const FcChar8 *)file);
		798
		799	void
		800	load_image_inline (SV *image_)
		801	ALIAS:
		802	load_image_file = 1
		803	PPCODE:
		804	{
		805	STRLEN image_len;
		806	char *image = (char *)SvPVbyte (image_, image_len);
		807	SDL_Surface *surface, *surface2;
		808	SDL_PixelFormat fmt;
		809	SDL_RWops *rw = ix
		810	? SDL_RWFromFile (image, "r")
		811	: SDL_RWFromConstMem (image, image_len);
		812
		813	if (!rw)
		814	croak ("load_image: %s", SDL_GetError ());
		815
		816	surface = IMG_Load_RW (rw, 1);
		817	if (!surface)
		818	croak ("load_image: %s", SDL_GetError ());
		819
		820	fmt.palette = NULL;
		821	fmt.BitsPerPixel = 32;
		822	fmt.BytesPerPixel = 4;
		823	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
		824	fmt.Rmask = 0x000000ff;
		825	fmt.Gmask = 0x0000ff00;
		826	fmt.Bmask = 0x00ff0000;
		827	fmt.Amask = 0xff000000;
		828	#else
		829	fmt.Rmask = 0xff000000;
		830	fmt.Gmask = 0x00ff0000;
		831	fmt.Bmask = 0x0000ff00;
		832	fmt.Amask = 0x000000ff;
		833	#endif
		834	fmt.Rloss = 0;
		835	fmt.Gloss = 0;
		836	fmt.Bloss = 0;
		837	fmt.Aloss = 0;
		838	fmt.Rshift = 0;
		839	fmt.Gshift = 8;
		840	fmt.Bshift = 16;
		841	fmt.Ashift = 24;
		842	fmt.colorkey = 0;
		843	fmt.alpha = 0;
		844
		845	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
		846
		847	assert (surface2->pitch == surface2->w * 4);
		848
		849	SDL_LockSurface (surface2);
		850	EXTEND (SP, 6);
		851	PUSHs (sv_2mortal (newSViv (surface2->w)));
		852	PUSHs (sv_2mortal (newSViv (surface2->h)));
		853	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
		854	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
		855	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
		856	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		857	SDL_UnlockSurface (surface2);
		858
		859	SDL_FreeSurface (surface);
		860	SDL_FreeSurface (surface2);
		861	}
		862
		863	void
		864	average (int x, int y, uint32_t *data)
		865	PPCODE:
		866	{
		867	uint32_t r = 0, g = 0, b = 0, a = 0;
		868
		869	x = y = x * y;
		870
		871	while (x--)
		872	{
		873	uint32_t p = *data++;
		874
		875	r += (p ) & 255;
		876	g += (p >> 8) & 255;
		877	b += (p >> 16) & 255;
		878	a += (p >> 24) & 255;
		879	}
		880
		881	EXTEND (SP, 4);
		882	PUSHs (sv_2mortal (newSViv (r / y)));
		883	PUSHs (sv_2mortal (newSViv (g / y)));
		884	PUSHs (sv_2mortal (newSViv (b / y)));
		885	PUSHs (sv_2mortal (newSViv (a / y)));
		886	}
		887
		888	void
		889	error (char *message)
		890	CODE:
		891	fprintf (stderr, "ERROR: %s\n", message);
		892	#ifdef _WIN32
		893	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		894	#endif
		895
		896	void
		897	fatal (char *message)
		898	CODE:
		899	fprintf (stderr, "FATAL: %s\n", message);
		900	#ifdef _WIN32
		901	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
		902	#endif
		903	_exit (1);
		904
		905	void
		906	_exit (int retval = 0)
		907	CODE:
		908	#ifdef WIN32
		909	ExitThread (retval); // unclean, please beam me up
		910	#else
		911	_exit (retval);
		912	#endif
		913
		914	void
		915	debug ()
		916	CODE:
		917	{
		918	#if DEBUG
		919	VALGRIND_DO_LEAK_CHECK;
		920	#endif
		921	}
		922
		923	MODULE = CFPlus PACKAGE = CFPlus::Font
		924
		925	CFPlus::Font
		926	new_from_file (SV *class, char *path, int id = 0)
		927	CODE:
		928	{
		929	int count;
		930	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		931	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		932	FcPatternDestroy (pattern);
		933	}
		934	OUTPUT:
		935	RETVAL
		936
		937	void
		938	DESTROY (CFPlus::Font self)
		939	CODE:
		940	pango_font_description_free (self);
		941
		942	void
		943	make_default (CFPlus::Font self)
		944	CODE:
		945	default_font = self;
		946
		947	MODULE = CFPlus PACKAGE = CFPlus::Layout
		948
		949	void
		950	reset_glyph_cache ()
		951	CODE:
		952	tc_clear ();
		953
		954	CFPlus::Layout
		955	new (SV *class)
		956	CODE:
		957	New (0, RETVAL, 1, struct cf_layout);
		958
		959	RETVAL->pl = pango_layout_new (opengl_context);
		960	RETVAL->r = 1.;
		961	RETVAL->g = 1.;
		962	RETVAL->b = 1.;
		963	RETVAL->a = 1.;
		964	RETVAL->base_height = MIN_FONT_HEIGHT;
		965	RETVAL->font = 0;
		966
		967	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		968	layout_update_font (RETVAL);
		969	OUTPUT:
		970	RETVAL
		971
		972	void
		973	DESTROY (CFPlus::Layout self)
		974	CODE:
		975	g_object_unref (self->pl);
		976	Safefree (self);
		977
		978	void
		979	set_text (CFPlus::Layout self, SV *text_)
		980	CODE:
		981	{
		982	STRLEN textlen;
		983	char *text = SvPVutf8 (text_, textlen);
		984
		985	pango_layout_set_text (self->pl, text, textlen);
		986	}
		987
		988	void
		989	set_markup (CFPlus::Layout self, SV *text_)
		990	CODE:
		991	{
		992	STRLEN textlen;
		993	char *text = SvPVutf8 (text_, textlen);
		994
		995	pango_layout_set_markup (self->pl, text, textlen);
		996	}
		997
		998	void
		999	set_shapes (CFPlus::Layout self, ...)
		1000	CODE:
		1001	{
		1002	PangoAttrList *attrs = 0;
		1003	const char *text = pango_layout_get_text (self->pl);
		1004	const char *pos = text;
		1005	int arg = 4;
		1006
		1007	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		1008	{
		1009	PangoRectangle inkrect, rect;
		1010	PangoAttribute *attr;
		1011
		1012	int x = SvIV (ST (arg - 3));
		1013	int y = SvIV (ST (arg - 2));
		1014	int w = SvIV (ST (arg - 1));
		1015	int h = SvIV (ST (arg ));
		1016
		1017	inkrect.x = 0;
		1018	inkrect.y = 0;
		1019	inkrect.width = 0;
		1020	inkrect.height = 0;
		1021
		1022	rect.x = x * PANGO_SCALE;
		1023	rect.y = y * PANGO_SCALE;
		1024	rect.width = w * PANGO_SCALE;
		1025	rect.height = h * PANGO_SCALE;
		1026
		1027	if (!attrs)
		1028	attrs = pango_layout_get_attributes (self->pl);
		1029
		1030	attr = pango_attr_shape_new (&inkrect, &rect);
		1031	attr->start_index = pos - text;
		1032	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		1033	pango_attr_list_insert (attrs, attr);
		1034
		1035	arg += 4;
		1036	pos += sizeof (OBJ_STR) - 1;
		1037	}
		1038
		1039	if (attrs)
		1040	pango_layout_set_attributes (self->pl, attrs);
		1041	}
		1042
		1043	void
		1044	get_shapes (CFPlus::Layout self)
		1045	PPCODE:
		1046	{
		1047	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		1048
		1049	do
		1050	{
		1051	PangoLayoutRun *run = pango_layout_iter_get_run (iter);
		1052
		1053	if (run && shape_attr_p (run))
		1054	{
		1055	PangoRectangle extents;
		1056	pango_layout_iter_get_run_extents (iter, 0, &extents);
		1057
		1058	EXTEND (SP, 2);
		1059	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		1060	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		1061	}
		1062	}
		1063	while (pango_layout_iter_next_run (iter));
		1064
		1065	pango_layout_iter_free (iter);
		1066	}
		1067
		1068	int
		1069	has_wrapped (CFPlus::Layout self)
		1070	CODE:
		1071	{
		1072	int lines = 1;
		1073	const char *text = pango_layout_get_text (self->pl);
		1074
		1075	while (*text)
		1076	lines += *text++ == '\n';
		1077
		1078	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1079	}
		1080	OUTPUT:
		1081	RETVAL
		1082
		1083	SV *
		1084	get_text (CFPlus::Layout self)
		1085	CODE:
		1086	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1087	sv_utf8_decode (RETVAL);
		1088	OUTPUT:
		1089	RETVAL
		1090
		1091	void
		1092	set_foreground (CFPlus::Layout self, float r, float g, float b, float a = 1.)
		1093	CODE:
		1094	self->r = r;
		1095	self->g = g;
		1096	self->b = b;
		1097	self->a = a;
		1098
		1099	void
		1100	set_font (CFPlus::Layout self, CFPlus::Font font = 0)
		1101	CODE:
		1102	if (self->font != font)
		1103	{
		1104	self->font = font;
		1105	layout_update_font (self);
		1106	}
		1107
		1108	void
		1109	set_height (CFPlus::Layout self, int base_height)
		1110	CODE:
		1111	if (self->base_height != base_height)
		1112	{
		1113	self->base_height = base_height;
		1114	layout_update_font (self);
		1115	}
		1116
		1117	void
		1118	set_width (CFPlus::Layout self, int max_width = -1)
		1119	CODE:
		1120	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
		1121
		1122	void
		1123	set_indent (CFPlus::Layout self, int indent)
		1124	CODE:
		1125	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1126
		1127	void
		1128	set_spacing (CFPlus::Layout self, int spacing)
		1129	CODE:
		1130	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1131
		1132	void
		1133	set_ellipsise (CFPlus::Layout self, int ellipsise)
		1134	CODE:
		1135	pango_layout_set_ellipsize (self->pl,
		1136	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1137	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1138	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1139	: PANGO_ELLIPSIZE_NONE
		1140	);
		1141
		1142	void
		1143	set_single_paragraph_mode (CFPlus::Layout self, int spm)
		1144	CODE:
		1145	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1146
		1147	void
		1148	size (CFPlus::Layout self)
		1149	PPCODE:
		1150	{
		1151	int w, h;
		1152
		1153	layout_get_pixel_size (self, &w, &h);
		1154
		1155	EXTEND (SP, 2);
		1156	PUSHs (sv_2mortal (newSViv (w)));
		1157	PUSHs (sv_2mortal (newSViv (h)));
		1158	}
		1159
		1160	int
		1161	descent (CFPlus::Layout self)
		1162	CODE:
		1163	{
		1164	PangoRectangle rect;
		1165	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
		1166	pango_layout_line_get_pixel_extents (line, 0, &rect);
		1167	RETVAL = PANGO_DESCENT (rect);
		1168	}
		1169	OUTPUT:
		1170	RETVAL
		1171
		1172	int
		1173	xy_to_index (CFPlus::Layout self, int x, int y)
		1174	CODE:
		1175	{
		1176	int index, trailing;
		1177	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1178	RETVAL = index + trailing;
		1179	}
		1180	OUTPUT:
		1181	RETVAL
		1182
		1183	void
		1184	cursor_pos (CFPlus::Layout self, int index)
		1185	PPCODE:
		1186	{
		1187	PangoRectangle strong_pos;
		1188	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
		1189
		1190	EXTEND (SP, 3);
		1191	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
		1192	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
		1193	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
		1194	}
		1195
		1196	void
		1197	index_to_line_x (CFPlus::Layout self, int index, int trailing = 0)
		1198	PPCODE:
		1199	{
		1200	int line, x;
		1201
		1202	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
		1203	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
		1204
		1205	EXTEND (SP, 2);
		1206	PUSHs (sv_2mortal (newSViv (line - 1)));
		1207	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1208	}
		1209
		1210	void
		1211	line_x_to_index (CFPlus::Layout self, int line, int x)
		1212	PPCODE:
		1213	{
		1214	PangoLayoutLine *lp;
		1215	int index, trailing;
		1216
		1217	if (line < 0)
		1218	XSRETURN_EMPTY;
		1219
		1220	if (!(lp = pango_layout_get_line (self->pl, line)))
		1221	XSRETURN_EMPTY; /* do better */
		1222
		1223	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1224
		1225	EXTEND (SP, 2);
		1226	if (GIMME_V == G_SCALAR)
		1227	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1228	else
		1229	{
		1230	PUSHs (sv_2mortal (newSViv (index)));
		1231	PUSHs (sv_2mortal (newSViv (trailing)));
		1232	}
		1233	}
		1234
		1235	void
		1236	render (CFPlus::Layout self, float x, float y, int flags = 0)
		1237	PPCODE:
		1238	pango_opengl_render_layout_subpixel (
		1239	self->pl,
		1240	x * PANGO_SCALE, y * PANGO_SCALE,
		1241	self->r, self->g, self->b, self->a,
		1242	flags
		1243	);
		1244
		1245	MODULE = CFPlus PACKAGE = CFPlus::Texture
		1246
		1247	int minpot (int n)
		1248
		1249	void
		1250	pad2pot (SV *data_, SV *w_, SV *h_)
		1251	CODE:
		1252	{
		1253	int ow = SvIV (w_);
		1254	int oh = SvIV (h_);
		1255
		1256	if (ow && oh)
		1257	{
		1258	int nw = minpot (ow);
		1259	int nh = minpot (oh);
		1260
		1261	if (nw != ow || nh != oh)
		1262	{
		1263	if (SvOK (data_))
		1264	{
		1265	STRLEN datalen;
		1266	char *data = SvPVbyte (data_, datalen);
		1267	int bpp = datalen / (ow * oh);
		1268	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1269
		1270	SvPOK_only (result_);
		1271	SvCUR_set (result_, nw * nh * bpp);
		1272
		1273	memset (SvPVX (result_), 0, nw * nh * bpp);
		1274	while (oh--)
		1275	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1276
		1277	sv_setsv (data_, result_);
		1278	}
		1279
		1280	sv_setiv (w_, nw);
		1281	sv_setiv (h_, nh);
		1282	}
		1283	}
		1284	}
		1285
		1286	void
		1287	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
		1288	PROTOTYPE: $$$;$$
		1289	ALIAS:
		1290	draw_quad_alpha = 1
		1291	draw_quad_alpha_premultiplied = 2
		1292	CODE:
		1293	{
		1294	HV *hv = (HV *)SvRV (self);
		1295	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
		1296	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
		1297	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
		1298
		1299	if (items < 5)
		1300	{
		1301	w = SvNV (*hv_fetch (hv, "w", 1, 1));
		1302	h = SvNV (*hv_fetch (hv, "h", 1, 1));
		1303	}
		1304
		1305	if (ix)
		1306	{
		1307	glEnable (GL_BLEND);
		1308
		1309	if (ix == 2)
		1310	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1311	else
		1312	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1313	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1314
		1315	glEnable (GL_ALPHA_TEST);
		1316	glAlphaFunc (GL_GREATER, 0.01f);
		1317	}
		1318
		1319	glBindTexture (GL_TEXTURE_2D, name);
		1320
		1321	glBegin (GL_QUADS);
		1322	glTexCoord2f (0, 0); glVertex2f (x , y );
		1323	glTexCoord2f (0, t); glVertex2f (x , y + h);
		1324	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
		1325	glTexCoord2f (s, 0); glVertex2f (x + w, y );
		1326	glEnd ();
		1327
		1328	if (ix)
		1329	{
		1330	glDisable (GL_ALPHA_TEST);
		1331	glDisable (GL_BLEND);
		1332	}
		1333	}
		1334
		1335	IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
		1336	CODE:
		1337	{
		1338	GLint width;
		1339	glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
		1340	glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
		1341	RETVAL = width > 0;
		1342	}
		1343	OUTPUT:
		1344	RETVAL
		1345
		1346	MODULE = CFPlus PACKAGE = CFPlus::Map
		1347
		1348	CFPlus::Map
		1349	new (SV *class)
		1350	CODE:
		1351	New (0, RETVAL, 1, struct map);
		1352	RETVAL->x = 0;
		1353	RETVAL->y = 0;
		1354	RETVAL->w = 0;
		1355	RETVAL->h = 0;
		1356	RETVAL->ox = 0;
		1357	RETVAL->oy = 0;
		1358	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
		1359	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
		1360	RETVAL->rows = 0;
		1361	RETVAL->row = 0;
		1362	OUTPUT:
		1363	RETVAL
		1364
		1365	void
		1366	DESTROY (CFPlus::Map self)
		1367	CODE:
		1368	{
		1369	map_clear (self);
		1370	Safefree (self->face2tile);
		1371	Safefree (self->tex);
		1372	Safefree (self);
		1373	}
		1374
		1375	void
		1376	resize (CFPlus::Map self, int map_width, int map_height)
		1377	CODE:
		1378	self->w = map_width;
		1379	self->h = map_height;
		1380
		1381	void
		1382	clear (CFPlus::Map self)
		1383	CODE:
		1384	map_clear (self);
		1385
		1386	void
		1387	set_tileid (CFPlus::Map self, int face, int tile)
		1388	CODE:
		1389	{
		1390	need_facenum (self, face); self->face2tile [face] = tile;
		1391	need_texid (self, tile);
		1392	}
		1393
		1394	void
		1395	set_smooth (CFPlus::Map self, int face, int smooth, int level)
		1396	CODE:
		1397	{
		1398	tileid texid;
		1399	maptex *tex;
		1400
		1401	if (face < 0 || face >= self->faces)
		1402	return;
		1403
		1404	if (smooth < 0 || smooth >= self->faces)
		1405	return;
		1406
		1407	texid = self->face2tile [face];
		1408
		1409	if (!texid)
		1410	return;
		1411
		1412	tex = self->tex + texid;
		1413	tex->smoothtile = self->face2tile [smooth];
		1414	tex->smoothlevel = level;
		1415	}
		1416
		1417	void
		1418	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)
		1419	CODE:
		1420	{
		1421	need_texid (self, texid);
		1422
		1423	{
		1424	maptex *tex = self->tex + texid;
		1425
		1426	tex->name = name;
		1427	tex->w = w;
		1428	tex->h = h;
		1429	tex->s = s;
		1430	tex->t = t;
		1431	tex->r = r;
		1432	tex->g = g;
		1433	tex->b = b;
		1434	tex->a = a;
		1435	}
		1436
		1437	// somewhat hackish, but for textures that require it, it really
		1438	// improves the look, and most others don't suffer.
		1439	glBindTexture (GL_TEXTURE_2D, name);
		1440	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1441	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1442	// use uglier nearest interpolation because linear suffers
		1443	// from transparent color bleeding and ugly wrapping effects.
		1444	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1445	}
		1446
		1447	int
		1448	ox (CFPlus::Map self)
		1449	ALIAS:
		1450	oy = 1
		1451	x = 2
		1452	y = 3
		1453	w = 4
		1454	h = 5
		1455	CODE:
		1456	switch (ix)
		1457	{
		1458	case 0: RETVAL = self->ox; break;
		1459	case 1: RETVAL = self->oy; break;
		1460	case 2: RETVAL = self->x; break;
		1461	case 3: RETVAL = self->y; break;
		1462	case 4: RETVAL = self->w; break;
		1463	case 5: RETVAL = self->h; break;
		1464	}
		1465	OUTPUT:
		1466	RETVAL
		1467
		1468	void
		1469	scroll (CFPlus::Map self, int dx, int dy)
		1470	CODE:
		1471	{
		1472	if (dx > 0)
		1473	map_blank (self, self->x, self->y, dx, self->h);
		1474	else if (dx < 0)
		1475	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
		1476
		1477	if (dy > 0)
		1478	map_blank (self, self->x, self->y, self->w, dy);
		1479	else if (dy < 0)
		1480	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
		1481
		1482	self->ox += dx; self->x += dx;
		1483	self->oy += dy; self->y += dy;
		1484
		1485	while (self->y < 0)
		1486	{
		1487	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
		1488
		1489	self->rows += MAP_EXTEND_Y;
		1490	self->y += MAP_EXTEND_Y;
		1491	}
		1492	}
		1493
		1494	void
		1495	map1a_update (CFPlus::Map self, SV *data_, int extmap)
		1496	CODE:
		1497	{
		1498	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
		1499	uint8_t *data_end = (uint8_t *)SvEND (data_);
		1500	mapcell *cell;
		1501	int x, y, flags;
		1502
		1503	while (data < data_end - 1)
		1504	{
		1505	flags = (data [0] << 8) + data [1]; data += 2;
		1506
		1507	x = self->x + ((flags >> 10) & 63);
		1508	y = self->y + ((flags >> 4) & 63);
		1509
		1510	cell = map_get_cell (self, x, y);
		1511
		1512	if (flags & 15)
		1513	{
		1514	if (!cell->darkness)
		1515	{
		1516	memset (cell, 0, sizeof (*cell));
		1517	cell->darkness = 256;
		1518	}
		1519
		1520	//TODO: don't trust server data to be in-range(!)
		1521
		1522	if (flags & 8)
		1523	{
		1524	if (extmap)
		1525	{
		1526	uint8_t ext, cmd;
		1527
		1528	do
		1529	{
		1530	ext = *data++;
		1531	cmd = ext & 0x3f;
		1532
		1533	if (cmd < 4)
		1534	cell->darkness = 255 - ext * 64 + 1;
		1535	else if (cmd == 5) // health
		1536	{
		1537	cell->stat_width = 1;
		1538	cell->stat_hp = *data++;
		1539	}
		1540	else if (cmd == 6) // monster width
		1541	cell->stat_width = *data++ + 1;
		1542	else if (cmd == 0x47)
		1543	{
		1544	if (*data == 4)
		1545	; // decode player count
		1546
		1547	data += *data + 1;
		1548	}
		1549	else if (cmd == 8) // cell flags
		1550	cell->flags = *data++;
		1551	else if (ext & 0x40) // unknown, multibyte => skip
		1552	data += *data + 1;
		1553	else
		1554	data++;
		1555	}
		1556	while (ext & 0x80);
		1557	}
		1558	else
		1559	cell->darkness = *data++ + 1;
		1560	}
		1561
		1562	if (flags & 4)
		1563	{
		1564	faceid face = (data [0] << 8) + data [1]; data += 2;
		1565	need_facenum (self, face);
		1566	cell->tile [0] = self->face2tile [face];
		1567	}
		1568
		1569	if (flags & 2)
		1570	{
		1571	faceid face = (data [0] << 8) + data [1]; data += 2;
		1572	need_facenum (self, face);
		1573	cell->tile [1] = self->face2tile [face];
		1574	}
		1575
		1576	if (flags & 1)
		1577	{
		1578	faceid face = (data [0] << 8) + data [1]; data += 2;
		1579	need_facenum (self, face);
		1580	cell->tile [2] = self->face2tile [face];
		1581	}
		1582	}
		1583	else
		1584	cell->darkness = 0;
		1585	}
		1586	}
		1587
		1588	SV *
		1589	mapmap (CFPlus::Map self, int x0, int y0, int w, int h)
		1590	CODE:
		1591	{
		1592	int x1, x;
		1593	int y1, y;
		1594	int z;
		1595	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1596	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1597
		1598	SvPOK_only (map_sv);
		1599	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1600
		1601	x0 += self->x; x1 = x0 + w;
		1602	y0 += self->y; y1 = y0 + h;
		1603
		1604	for (y = y0; y < y1; y++)
		1605	{
		1606	maprow *row = 0 <= y && y < self->rows
		1607	? self->row + y
		1608	: 0;
		1609
		1610	for (x = x0; x < x1; x++)
		1611	{
		1612	int r = 32, g = 32, b = 32, a = 192;
		1613
		1614	if (row && row->c0 <= x && x < row->c1)
		1615	{
		1616	mapcell *cell = row->col + (x - row->c0);
		1617
		1618	for (z = 0; z <= 0; z++)
		1619	{
		1620	maptex tex = self->tex [cell->tile [z]];
		1621	int a0 = 255 - tex.a;
		1622	int a1 = tex.a;
		1623
		1624	r = (r * a0 + tex.r * a1) / 255;
		1625	g = (g * a0 + tex.g * a1) / 255;
		1626	b = (b * a0 + tex.b * a1) / 255;
		1627	a = (a * a0 + tex.a * a1) / 255;
		1628	}
		1629	}
		1630
		1631	*map++ = (r )
		1632	| (g << 8)
		1633	| (b << 16)
		1634	| (a << 24);
		1635	}
		1636	}
		1637
		1638	RETVAL = map_sv;
		1639	}
		1640	OUTPUT:
		1641	RETVAL
		1642
		1643	void
		1644	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
		1645	CODE:
		1646	{
		1647	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1648	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1649	static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k)
		1650	smooth_key skey;
		1651	int x, y, z;
		1652	int last_name;
		1653
		1654	// thats current max. sorry.
		1655	if (sw > 255) sw = 255;
		1656	if (sh > 255) sh = 255;
		1657
		1658	// clear key, in case of extra padding
		1659	memset (&skey, 0, sizeof (skey));
		1660
		1661	glColor4ub (255, 255, 255, 255);
		1662
		1663	glEnable (GL_BLEND);
		1664	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1665	glEnable (GL_TEXTURE_2D);
		1666	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1667
		1668	glBegin (GL_QUADS);
		1669
		1670	last_name = 0;
		1671
		1672	mx += self->x;
		1673	my += self->y;
		1674
		1675	// first pass: determine smooth_max
		1676	// rather ugly, if you ask me
		1677	// could also be stored inside mapcell and updated on change
		1678	memset (smooth_max, 0, sizeof (smooth_max));
		1679
		1680	for (y = 0; y < sh; y++)
		1681	if (0 <= y + my && y + my < self->rows)
		1682	{
		1683	maprow *row = self->row + (y + my);
		1684
		1685	for (x = 0; x < sw; x++)
		1686	if (row->c0 <= x + mx && x + mx < row->c1)
		1687	{
		1688	mapcell *cell = row->col + (x + mx - row->c0);
		1689
		1690	smooth_max[x + 1][y + 1] =
		1691	MAX (self->tex [cell->tile [0]].smoothlevel,
		1692	MAX (self->tex [cell->tile [1]].smoothlevel,
		1693	self->tex [cell->tile [2]].smoothlevel));
		1694	}
		1695	}
		1696
		1697	for (z = 0; z <= 2; z++)
		1698	{
		1699	memset (smooth_level, 0, sizeof (smooth_level));
		1700
		1701	for (y = 0; y < sh; y++)
		1702	if (0 <= y + my && y + my < self->rows)
		1703	{
		1704	maprow *row = self->row + (y + my);
		1705
		1706	for (x = 0; x < sw; x++)
		1707	if (row->c0 <= x + mx && x + mx < row->c1)
		1708	{
		1709	mapcell *cell = row->col + (x + mx - row->c0);
		1710	tileid tile = cell->tile [z];
		1711
		1712	if (tile)
		1713	{
		1714	maptex tex = self->tex [tile];
		1715	int px = (x + 1) * T - tex.w;
		1716	int py = (y + 1) * T - tex.h;
		1717
		1718	// suppressing texture state switches here
		1719	// is only moderately effective, but worth the extra effort
		1720	if (last_name != tex.name)
		1721	{
		1722	if (!tex.name)
		1723	tex = self->tex [2]; /* missing, replace by noface */
		1724
		1725	glEnd ();
		1726	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1727	glBegin (GL_QUADS);
		1728	}
		1729
		1730	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1731	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1732	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1733	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1734
		1735	if (cell->flags && z == 2)
		1736	{
		1737	if (cell->flags & 1)
		1738	{
		1739	maptex tex = self->tex [1];
		1740	int px = x * T + T * 2 / 32;
		1741	int py = y * T - T * 6 / 32;
		1742
		1743	glEnd ();
		1744	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1745	glBegin (GL_QUADS);
		1746
		1747	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1748	glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);
		1749	glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);
		1750	glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );
		1751	}
		1752	}
		1753
		1754	// update smooth hash
		1755	if (tex.smoothtile)
		1756	{
		1757	skey.tile = tex.smoothtile;
		1758	skey.level = tex.smoothlevel;
		1759
		1760	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		1761
		1762	// add bits to current tile and all neighbours. skey.x|y is
		1763	// shifted +1|+1 so we always stay positive.
		1764
		1765	// bits is ___n cccc CCCC bbbb
		1766	// n do not draw borders&corners
		1767	// c draw these corners, but...
		1768	// C ... not these
		1769	// b draw these borders
		1770
		1771	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		1772	// ┃· ·· ·┃ ━━
		1773
		1774	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		1775	// ·· ·· ·┏ ┓·
		1776
		1777	// full tile
		1778	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		1779
		1780	// borders
		1781	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		1782	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		1783	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		1784	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		1785
		1786	// corners
		1787	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		1788	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		1789	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		1790	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		1791	}
		1792	}
		1793	}
		1794	}
		1795
		1796	// go through all smoothlevels, lowest to highest, then draw.
		1797	// this is basically counting sort
		1798	{
		1799	int w, b;
		1800
		1801	for (w = 0; w < 256 / 32; ++w)
		1802	{
		1803	uint32_t smask = smooth_level [w];
		1804	if (smask)
		1805	for (b = 0; b < 32; ++b)
		1806	if (smask & (((uint32_t)1) << b))
		1807	{
		1808	int level = (w << 5) | b;
		1809	HE *he;
		1810
		1811	hv_iterinit (smooth);
		1812	while ((he = hv_iternext (smooth)))
		1813	{
		1814	smooth_key *skey = (smooth_key *)HeKEY (he);
		1815	IV bits = SvIVX (HeVAL (he));
		1816
		1817	if (!(bits & 0x1000)
		1818	&& skey->level == level
		1819	&& level > smooth_max [skey->x][skey->y])
		1820	{
		1821	maptex tex = self->tex [skey->tile];
		1822	int px = (((int)skey->x) - 1) * T;
		1823	int py = (((int)skey->y) - 1) * T;
		1824	int border = bits & 15;
		1825	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		1826	float dx = tex.s * .0625f; // 16 images/row
		1827	float dy = tex.t * .5f ; // 2 images/column
		1828
		1829	// this time naively avoiding texture state changes
		1830	// save gobs of state changes.
		1831	if (last_name != tex.name)
		1832	{
		1833	if (!tex.name)
		1834	continue; // smoothing not yet available
		1835
		1836	glEnd ();
		1837	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1838	glBegin (GL_QUADS);
		1839	}
		1840
		1841	if (border)
		1842	{
		1843	float ox = border * dx;
		1844
		1845	glTexCoord2f (ox , 0.f ); glVertex2f (px , py );
		1846	glTexCoord2f (ox , dy ); glVertex2f (px , py + T);
		1847	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py + T);
		1848	glTexCoord2f (ox + dx, 0.f ); glVertex2f (px + T, py );
		1849	}
		1850
		1851	if (corner)
		1852	{
		1853	float ox = corner * dx;
		1854
		1855	glTexCoord2f (ox , dy ); glVertex2f (px , py );
		1856	glTexCoord2f (ox , dy * 2.f); glVertex2f (px , py + T);
		1857	glTexCoord2f (ox + dx, dy * 2.f); glVertex2f (px + T, py + T);
		1858	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py );
		1859	}
		1860	}
		1861	}
		1862	}
		1863	}
		1864	}
		1865
		1866	hv_clear (smooth);
		1867	}
		1868
		1869	glEnd ();
		1870
		1871	glDisable (GL_TEXTURE_2D);
		1872	glDisable (GL_BLEND);
		1873
		1874	// top layer: overlays such as the health bar
		1875	for (y = 0; y < sh; y++)
		1876	if (0 <= y + my && y + my < self->rows)
		1877	{
		1878	maprow *row = self->row + (y + my);
		1879
		1880	for (x = 0; x < sw; x++)
		1881	if (row->c0 <= x + mx && x + mx < row->c1)
		1882	{
		1883	mapcell *cell = row->col + (x + mx - row->c0);
		1884
		1885	int px = x * T;
		1886	int py = y * T;
		1887
		1888	if (cell->stat_hp)
		1889	{
		1890	int width = cell->stat_width * T;
		1891	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		1892
		1893	glColor3ub (0, 0, 0);
		1894	glRectf (px + 1, py - thick - 2,
		1895	px + width - 1, py);
		1896
		1897	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		1898	glRectf (px + 2,
		1899	py - thick - 1,
		1900	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		1901	}
		1902	}
		1903	}
		1904	}
		1905
		1906	void
		1907	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)
		1908	CODE:
		1909	{
		1910	static float color[16][3] = {
		1911	{ 0.00F, 0.00F, 0.00F },
		1912	{ 1.00F, 1.00F, 1.00F },
		1913	{ 0.00F, 0.00F, 0.55F },
		1914	{ 1.00F, 0.00F, 0.00F },
		1915
		1916	{ 1.00F, 0.54F, 0.00F },
		1917	{ 0.11F, 0.56F, 1.00F },
		1918	{ 0.93F, 0.46F, 0.00F },
		1919	{ 0.18F, 0.54F, 0.34F },
		1920
		1921	{ 0.56F, 0.73F, 0.56F },
		1922	{ 0.80F, 0.80F, 0.80F },
		1923	{ 0.55F, 0.41F, 0.13F },
		1924	{ 0.99F, 0.77F, 0.26F },
		1925
		1926	{ 0.74F, 0.65F, 0.41F },
		1927
		1928	{ 0.00F, 1.00F, 1.00F },
		1929	{ 1.00F, 0.00F, 1.00F },
		1930	{ 1.00F, 1.00F, 0.00F },
		1931	};
		1932
		1933	int x, y;
		1934
		1935	glEnable (GL_TEXTURE_2D);
		1936	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1937	glEnable (GL_BLEND);
		1938	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1939	glBegin (GL_QUADS);
		1940
		1941	for (y = 0; y < h; y++)
		1942	for (x = 0; x < w; x++)
		1943	{
		1944	unsigned char m = data [x + y * w];
		1945
		1946	if (m)
		1947	{
		1948	float *c = color [m & 15];
		1949
		1950	float tx1 = m & 0x40 ? 0.5 : 0.;
		1951	float tx2 = tx1 + 0.5;
		1952
		1953	glColor4f (c[0], c[1], c[2], 0.75);
		1954	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		1955	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		1956	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		1957	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		1958	}
		1959	}
		1960
		1961	glEnd ();
		1962	glDisable (GL_BLEND);
		1963	glDisable (GL_TEXTURE_2D);
		1964	}
		1965
		1966	void
		1967	fow_texture (CFPlus::Map self, int mx, int my, int sw, int sh)
		1968	PPCODE:
		1969	{
		1970	int x, y;
		1971	int sw4 = (sw + 3) & ~3;
		1972	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
		1973	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
		1974
		1975	memset (darkness, 255, sw4 * sh);
		1976	SvPOK_only (darkness_sv);
		1977	SvCUR_set (darkness_sv, sw4 * sh);
		1978
		1979	mx += self->x;
		1980	my += self->y;
		1981
		1982	for (y = 0; y < sh; y++)
		1983	if (0 <= y + my && y + my < self->rows)
		1984	{
		1985	maprow *row = self->row + (y + my);
		1986
		1987	for (x = 0; x < sw; x++)
		1988	if (row->c0 <= x + mx && x + mx < row->c1)
		1989	{
		1990	mapcell *cell = row->col + (x + mx - row->c0);
		1991
		1992	darkness[y * sw4 + x] = cell->darkness
		1993	? 255 - (cell->darkness - 1)
		1994	: 255 - FOW_DARKNESS;
		1995	}
		1996	}
		1997
		1998	EXTEND (SP, 3);
		1999	PUSHs (sv_2mortal (newSViv (sw4)));
		2000	PUSHs (sv_2mortal (newSViv (sh)));
		2001	PUSHs (darkness_sv);
		2002	}
		2003
		2004	SV *
		2005	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)
		2006	CODE:
		2007	{
		2008	int x, y, x1, y1;
		2009	SV *data_sv = newSV (w * h * 7 + 5);
		2010	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		2011
		2012	*data++ = 0; /* version 0 format */
		2013	*data++ = w >> 8; *data++ = w;
		2014	*data++ = h >> 8; *data++ = h;
		2015
		2016	// we need to do this 'cause we don't keep an absolute coord system for rows
		2017	// TODO: treat rows as we treat columns
		2018	map_get_row (self, y0 + self->y - self->oy);//D
		2019	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2020
		2021	x0 += self->x - self->ox;
		2022	y0 += self->y - self->oy;
		2023
		2024	x1 = x0 + w;
		2025	y1 = y0 + h;
		2026
		2027	for (y = y0; y < y1; y++)
		2028	{
		2029	maprow *row = 0 <= y && y < self->rows
		2030	? self->row + y
		2031	: 0;
		2032
		2033	for (x = x0; x < x1; x++)
		2034	{
		2035	if (row && row->c0 <= x && x < row->c1)
		2036	{
		2037	mapcell *cell = row->col + (x - row->c0);
		2038	uint8_t flags = 0;
		2039
		2040	if (cell->tile [0]) flags |= 1;
		2041	if (cell->tile [1]) flags |= 2;
		2042	if (cell->tile [2]) flags |= 4;
		2043
		2044	*data++ = flags;
		2045
		2046	if (flags & 1)
		2047	{
		2048	tileid tile = cell->tile [0];
		2049	*data++ = tile >> 8;
		2050	*data++ = tile;
		2051	}
		2052
		2053	if (flags & 2)
		2054	{
		2055	tileid tile = cell->tile [1];
		2056	*data++ = tile >> 8;
		2057	*data++ = tile;
		2058	}
		2059
		2060	if (flags & 4)
		2061	{
		2062	tileid tile = cell->tile [2];
		2063	*data++ = tile >> 8;
		2064	*data++ = tile;
		2065	}
		2066	}
		2067	else
		2068	*data++ = 0;
		2069	}
		2070	}
		2071
		2072	SvPOK_only (data_sv);
		2073	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		2074	RETVAL = data_sv;
		2075	}
		2076	OUTPUT:
		2077	RETVAL
		2078
		2079	void
		2080	set_rect (CFPlus::Map self, int x0, int y0, uint8_t *data)
		2081	PPCODE:
		2082	{
		2083	int x, y, z;
		2084	int w, h;
		2085	int x1, y1;
		2086
		2087	if (*data++ != 0)
		2088	return; /* version mismatch */
		2089
		2090	w = *data++ << 8; w |= *data++;
		2091	h = *data++ << 8; h |= *data++;
		2092
		2093	// we need to do this 'cause we don't keep an absolute coord system for rows
		2094	// TODO: treat rows as we treat columns
		2095	map_get_row (self, y0 + self->y - self->oy);//D
		2096	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2097
		2098	x0 += self->x - self->ox;
		2099	y0 += self->y - self->oy;
		2100
		2101	x1 = x0 + w;
		2102	y1 = y0 + h;
		2103
		2104	for (y = y0; y < y1; y++)
		2105	{
		2106	maprow *row = map_get_row (self, y);
		2107
		2108	for (x = x0; x < x1; x++)
		2109	{
		2110	uint8_t flags = *data++;
		2111
		2112	if (flags)
		2113	{
		2114	mapcell *cell = row_get_cell (row, x);
		2115	tileid tile[3] = { 0, 0, 0 };
		2116
		2117	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2118	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2119	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2120
		2121	if (cell->darkness == 0)
		2122	{
		2123	cell->darkness = 0;
		2124
		2125	for (z = 0; z <= 2; z++)
		2126	{
		2127	tileid t = tile [z];
		2128
		2129	if (t >= self->texs || (t && !self->tex [t].name))
		2130	{
		2131	XPUSHs (sv_2mortal (newSViv (t)));
		2132	need_texid (self, t);
		2133	}
		2134
		2135	cell->tile [z] = t;
		2136	}
		2137	}
		2138	}
		2139	}
		2140	}
		2141	}
		2142
		2143	MODULE = CFPlus PACKAGE = CFPlus::MixChunk
		2144
		2145	CFPlus::MixChunk
		2146	new_from_file (SV *class, char *path)
		2147	CODE:
		2148	RETVAL = Mix_LoadWAV (path);
		2149	OUTPUT:
		2150	RETVAL
		2151
		2152	void
		2153	DESTROY (CFPlus::MixChunk self)
		2154	CODE:
		2155	Mix_FreeChunk (self);
		2156
		2157	int
		2158	volume (CFPlus::MixChunk self, int volume = -1)
		2159	CODE:
		2160	RETVAL = Mix_VolumeChunk (self, volume);
		2161	OUTPUT:
		2162	RETVAL
		2163
		2164	int
		2165	play (CFPlus::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)
		2166	CODE:
		2167	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2168	OUTPUT:
		2169	RETVAL
		2170
		2171	MODULE = CFPlus PACKAGE = CFPlus::MixMusic
		2172
		2173	int
		2174	volume (int volume = -1)
		2175	CODE:
		2176	RETVAL = Mix_VolumeMusic (volume);
		2177	OUTPUT:
		2178	RETVAL
		2179
		2180	int
		2181	fade_out (int ms)
		2182	CODE:
		2183	RETVAL = Mix_FadeOutMusic (ms);
		2184	OUTPUT:
		2185	RETVAL
		2186
		2187	CFPlus::MixMusic
		2188	new_from_file (SV *class, char *path)
		2189	CODE:
		2190	RETVAL = Mix_LoadMUS (path);
		2191	OUTPUT:
		2192	RETVAL
		2193
		2194	void
		2195	DESTROY (CFPlus::MixMusic self)
		2196	CODE:
		2197	Mix_FreeMusic (self);
		2198
		2199	int
		2200	play (CFPlus::MixMusic self, int loops = -1)
		2201	CODE:
		2202	RETVAL = Mix_PlayMusic (self, loops);
		2203	OUTPUT:
		2204	RETVAL
		2205
		2206	int
		2207	fade_in_pos (CFPlus::MixMusic self, int loops, int ms, double position)
		2208	CODE:
		2209	RETVAL = Mix_FadeInMusicPos (self, loops, ms, position);
		2210	OUTPUT:
		2211	RETVAL
		2212
		2213	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		2214
		2215	BOOT:
		2216	{
		2217	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
		2218	static const struct {
		2219	const char *name;
		2220	IV iv;
		2221	} *civ, const_iv[] = {
		2222	# define const_iv(name) { # name, (IV)name }
		2223	const_iv (GL_VENDOR),
		2224	const_iv (GL_VERSION),
		2225	const_iv (GL_EXTENSIONS),
		2226	const_iv (GL_COLOR_MATERIAL),
		2227	const_iv (GL_SMOOTH),
		2228	const_iv (GL_FLAT),
		2229	const_iv (GL_DITHER),
		2230	const_iv (GL_BLEND),
		2231	const_iv (GL_CULL_FACE),
		2232	const_iv (GL_SCISSOR_TEST),
		2233	const_iv (GL_DEPTH_TEST),
		2234	const_iv (GL_ALPHA_TEST),
		2235	const_iv (GL_NORMALIZE),
		2236	const_iv (GL_RESCALE_NORMAL),
		2237	const_iv (GL_FRONT),
		2238	const_iv (GL_BACK),
		2239	const_iv (GL_AND),
		2240	const_iv (GL_ONE),
		2241	const_iv (GL_ZERO),
		2242	const_iv (GL_SRC_ALPHA),
		2243	const_iv (GL_DST_ALPHA),
		2244	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2245	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2246	const_iv (GL_SRC_ALPHA_SATURATE),
		2247	const_iv (GL_RGB),
		2248	const_iv (GL_RGBA),
		2249	const_iv (GL_RGBA4),
		2250	const_iv (GL_RGBA8),
		2251	const_iv (GL_RGB5_A1),
		2252	const_iv (GL_UNSIGNED_BYTE),
		2253	const_iv (GL_UNSIGNED_SHORT),
		2254	const_iv (GL_UNSIGNED_INT),
		2255	const_iv (GL_ALPHA),
		2256	const_iv (GL_INTENSITY),
		2257	const_iv (GL_LUMINANCE),
		2258	const_iv (GL_LUMINANCE_ALPHA),
		2259	const_iv (GL_FLOAT),
		2260	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2261	const_iv (GL_COMPILE),
		2262	const_iv (GL_PROXY_TEXTURE_1D),
		2263	const_iv (GL_PROXY_TEXTURE_2D),
		2264	const_iv (GL_TEXTURE_1D),
		2265	const_iv (GL_TEXTURE_2D),
		2266	const_iv (GL_TEXTURE_ENV),
		2267	const_iv (GL_TEXTURE_MAG_FILTER),
		2268	const_iv (GL_TEXTURE_MIN_FILTER),
		2269	const_iv (GL_TEXTURE_ENV_MODE),
		2270	const_iv (GL_TEXTURE_WRAP_S),
		2271	const_iv (GL_TEXTURE_WRAP_T),
		2272	const_iv (GL_REPEAT),
		2273	const_iv (GL_CLAMP),
		2274	const_iv (GL_CLAMP_TO_EDGE),
		2275	const_iv (GL_NEAREST),
		2276	const_iv (GL_LINEAR),
		2277	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2278	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2279	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2280	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2281	const_iv (GL_GENERATE_MIPMAP),
		2282	const_iv (GL_MODULATE),
		2283	const_iv (GL_DECAL),
		2284	const_iv (GL_REPLACE),
		2285	const_iv (GL_DEPTH_BUFFER_BIT),
		2286	const_iv (GL_COLOR_BUFFER_BIT),
		2287	const_iv (GL_PROJECTION),
		2288	const_iv (GL_MODELVIEW),
		2289	const_iv (GL_COLOR_LOGIC_OP),
		2290	const_iv (GL_SEPARABLE_2D),
		2291	const_iv (GL_CONVOLUTION_2D),
		2292	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2293	const_iv (GL_CONSTANT_BORDER),
		2294	const_iv (GL_LINES),
		2295	const_iv (GL_LINE_STRIP),
		2296	const_iv (GL_LINE_LOOP),
		2297	const_iv (GL_QUADS),
		2298	const_iv (GL_QUAD_STRIP),
		2299	const_iv (GL_TRIANGLES),
		2300	const_iv (GL_TRIANGLE_STRIP),
		2301	const_iv (GL_TRIANGLE_FAN),
		2302	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2303	const_iv (GL_FASTEST),
		2304	const_iv (GL_V2F),
		2305	const_iv (GL_V3F),
		2306	const_iv (GL_T2F_V3F),
		2307	const_iv (GL_T2F_N3F_V3F),
		2308	# undef const_iv
		2309	};
		2310
		2311	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2312	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2313
		2314	texture_av = newAV ();
		2315	AvREAL_off (texture_av);
		2316	}
		2317
		2318	char *
		2319	gl_vendor ()
		2320	CODE:
		2321	RETVAL = (char *)glGetString (GL_VENDOR);
		2322	OUTPUT:
		2323	RETVAL
34		2324
35	char *	2325	char *
36	gl_version ()	2326	gl_version ()
37	CODE:	2327	CODE:
38	RETVAL = (char *)glGetString (GL_VERSION);	2328	RETVAL = (char *)glGetString (GL_VERSION);
…		…
44	CODE:	2334	CODE:
45	RETVAL = (char *)glGetString (GL_EXTENSIONS);	2335	RETVAL = (char *)glGetString (GL_EXTENSIONS);
46	OUTPUT:	2336	OUTPUT:
47	RETVAL	2337	RETVAL
48		2338
49	void	2339	char *glGetString (GLenum pname)
50	set_font (char *file)
51	CODE:
52	{
53	int count;
54	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
55	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
56	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
57	FcPatternDestroy (pattern);
58	pango_context_set_font_description (context, font);
59	}
60		2340
61	void	2341	GLint glGetInteger (GLenum pname)
62	font_render (SV *text_, int height = 10)
63	PPCODE:	2342	CODE:
64	{	2343	glGetIntegerv (pname, &RETVAL);
65	STRLEN textlen;	2344	OUTPUT:
66	char *text = SvPVutf8 (text_, textlen);	2345	RETVAL
67	SV *retval;
68	int w, h;
69	FT_Bitmap bitmap;
70	PangoLayout *layout;
71	PangoFontDescription *font = pango_context_get_font_description (context);
72	pango_font_description_set_absolute_size (font, height * PANGO_SCALE);
73		2346
74	layout = pango_layout_new (context);	2347	GLdouble glGetDouble (GLenum pname)
75	pango_layout_set_markup (layout, text, textlen);	2348	CODE:
76	pango_layout_get_pixel_size (layout, &w, &h);	2349	glGetDoublev (pname, &RETVAL);
		2350	OUTPUT:
		2351	RETVAL
77		2352
78	w = (w + 3) & ~3;	2353	int glGetError ()
79	if (!w) w = 1;
80	if (!h) h = 1;
81		2354
82	retval = newSV (w * h);	2355	void glFinish ()
83	SvPOK_only (retval);
84	SvCUR_set (retval, w * h);
85		2356
86	bitmap.rows = h;	2357	void glClear (int mask)
87	bitmap.width = w;
88	bitmap.pitch = w;
89	bitmap.buffer = (unsigned char*)SvPVX (retval);
90	bitmap.num_grays = 256;
91	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
92		2358
93	memset (bitmap.buffer, 0, w * h);	2359	void glClearColor (float r, float g, float b, float a = 1.0)
		2360	PROTOTYPE: @
		2361
		2362	void glEnable (int cap)
		2363
		2364	void glDisable (int cap)
		2365
		2366	void glShadeModel (int mode)
		2367
		2368	void glHint (int target, int mode)
		2369
		2370	void glBlendFunc (int sfactor, int dfactor)
		2371
		2372	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2373	CODE:
		2374	gl_BlendFuncSeparate (sa, da, saa, daa);
		2375
		2376	void glDepthMask (int flag)
		2377
		2378	void glLogicOp (int opcode)
		2379
		2380	void glColorMask (int red, int green, int blue, int alpha)
		2381
		2382	void glMatrixMode (int mode)
		2383
		2384	void glPushMatrix ()
		2385
		2386	void glPopMatrix ()
		2387
		2388	void glLoadIdentity ()
		2389
		2390	void glDrawBuffer (int buffer)
		2391
		2392	void glReadBuffer (int buffer)
		2393
		2394	# near_ and far_ are due to microsofts buggy "c" compiler
		2395	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2396
		2397	# near_ and far_ are due to microsofts buggy "c" compiler
		2398	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2399
		2400	void glViewport (int x, int y, int width, int height)
		2401
		2402	void glScissor (int x, int y, int width, int height)
		2403
		2404	void glTranslate (float x, float y, float z = 0.)
		2405	CODE:
		2406	glTranslatef (x, y, z);
		2407
		2408	void glScale (float x, float y, float z = 1.)
		2409	CODE:
		2410	glScalef (x, y, z);
		2411
		2412	void glRotate (float angle, float x, float y, float z)
		2413	CODE:
		2414	glRotatef (angle, x, y, z);
		2415
		2416	void glBegin (int mode)
		2417
		2418	void glEnd ()
		2419
		2420	void glColor (float r, float g, float b, float a = 1.0)
		2421	PROTOTYPE: @
		2422	ALIAS:
		2423	glColor_premultiply = 1
		2424	CODE:
		2425	if (ix)
94		2426	{
95	pango_ft2_render_layout (&bitmap, layout, 0 * PANGO_SCALE, 0 * PANGO_SCALE);	2427	r *= a;
96	g_object_unref (layout);	2428	g *= a;
		2429	b *= a;
		2430	}
		2431	// microsoft visual "c" rounds instead of truncating...
		2432	glColor4f (r, g, b, a);
97		2433
98	EXTEND (SP, 3);	2434	void glInterleavedArrays (int format, int stride, char *data)
99	PUSHs (sv_2mortal (newSViv (w)));	2435
100	PUSHs (sv_2mortal (newSViv (h)));	2436	void glDrawElements (int mode, int count, int type, char *indices)
101	PUSHs (sv_2mortal (retval));	2437
102	}	2438	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2439
		2440	void glRasterPos (float x, float y, float z = 0.)
		2441	CODE:
		2442	glRasterPos3f (0, 0, z);
		2443	glBitmap (0, 0, 0, 0, x, y, 0);
		2444
		2445	void glVertex (float x, float y, float z = 0.)
		2446	CODE:
		2447	glVertex3f (x, y, z);
		2448
		2449	void glTexCoord (float s, float t)
		2450	CODE:
		2451	glTexCoord2f (s, t);
		2452
		2453	void glTexEnv (int target, int pname, float param)
		2454	CODE:
		2455	glTexEnvf (target, pname, param);
		2456
		2457	void glTexParameter (int target, int pname, float param)
		2458	CODE:
		2459	glTexParameterf (target, pname, param);
		2460
		2461	void glBindTexture (int target, int name)
		2462
		2463	void glConvolutionParameter (int target, int pname, float params)
		2464	CODE:
		2465	if (gl.ConvolutionParameterf)
		2466	gl.ConvolutionParameterf (target, pname, params);
		2467
		2468	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2469	CODE:
		2470	if (gl.ConvolutionFilter2D)
		2471	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2472
		2473	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2474	CODE:
		2475	if (gl.SeparableFilter2D)
		2476	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2477
		2478	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2479
		2480	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2481
		2482	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2483
		2484	void glPixelZoom (float x, float y)
		2485
		2486	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2487
		2488	int glGenTexture ()
		2489	CODE:
		2490	RETVAL = gen_texture ();
		2491	OUTPUT:
		2492	RETVAL
		2493
		2494	void glDeleteTexture (int name)
		2495	CODE:
		2496	del_texture (name);
		2497
		2498	int glGenList ()
		2499	CODE:
		2500	RETVAL = glGenLists (1);
		2501	OUTPUT:
		2502	RETVAL
		2503
		2504	void glDeleteList (int list)
		2505	CODE:
		2506	glDeleteLists (list, 1);
		2507
		2508	void glNewList (int list, int mode = GL_COMPILE)
		2509
		2510	void glEndList ()
		2511
		2512	void glCallList (int list)
		2513

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