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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.24 by root, Wed Apr 12 21:01:45 2006 UTC vs.
Revision 1.180 by root, Fri Apr 13 18:11:26 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>
8	#include <SDL_image.h>	27	#include <SDL_image.h>
		28	#include <SDL_mixer.h>
9	#include <SDL_opengl.h>	29	#include <SDL_opengl.h>
10		30
		31	#define PANGO_ENABLE_BACKEND
		32	#define G_DISABLE_CAST_CHECKS
		33
		34	#include <glib/gmacros.h>
		35
11	#include <pango/pango.h>	36	#include <pango/pango.h>
12	#include <pango/pangofc-fontmap.h>
13	#include <pango/pangoft2.h>
14		37
15	#include <sys/time.h>	38	#ifndef _WIN32
16	#include <sys/types.h>	39	# include <sys/types.h>
17	#include <unistd.h>
18
19	#include <sys/types.h>
20	#include <sys/socket.h>	40	# include <sys/socket.h>
21	#include <netinet/in.h>	41	# include <netinet/in.h>
22	#include <netinet/tcp.h>	42	# include <netinet/tcp.h>
		43	# include <inttypes.h>
		44	#endif
23		45
24	static PangoContext *context;	46	#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
25	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	}
26		106
27	typedef struct cf_layout {	107	typedef struct cf_layout {
28	PangoLayout *pl;	108	PangoLayout *pl;
		109	float r, g, b, a; // default color for rgba mode
29	int base_height;	110	int base_height;
		111	CFPlus__Font font;
30	} *CFClient__Layout;	112	} *CFPlus__Layout;
		113
		114	static CFPlus__Font default_font;
		115	static PangoContext *opengl_context;
		116	static PangoFontMap *opengl_fontmap;
31		117
32	static void	118	static void
33	substitute_func (FcPattern *pattern, gpointer data)	119	substitute_func (FcPattern *pattern, gpointer data)
34	{	120	{
35	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
36	FcPatternAddBool (pattern, FC_AUTOHINT, 1);	125	FcPatternAddBool (pattern, FC_AUTOHINT, 0);
37	}	126	}
38		127
39	static void	128	static void
40	layout_update (CFClient__Layout self)	129	layout_update_font (CFPlus__Layout self)
41	{	130	{
42	/* 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
43	* reasonably well with bitstream vera	132	* reasonably well with bitstream vera
44	*/	133	*/
45	PangoFontDescription *font = pango_context_get_font_description (context);	134	PangoFontDescription *font = self->font ? self->font : default_font;
46	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);
47	}	140	}
48		141
49	static void	142	static void
50	layout_get_pixel_size (CFClient__Layout self, int *w, int *h)	143	layout_get_pixel_size (CFPlus__Layout self, int *w, int *h)
51	{	144	{
52	layout_update (self);	145	PangoRectangle rect;
53		146
		147	// get_pixel_* wrongly rounds down
54	pango_layout_get_pixel_size (self->pl, w, h);	148	pango_layout_get_extents (self->pl, 0, &rect);
55		149
56	*w = (*w + 3) & ~3;	150	rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
57	if (!*w) *w = 1;	151	rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
58	if (!*h) *h = 1;
59	}
60		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
61	MODULE = CFClient PACKAGE = CFClient	405	MODULE = CFPlus PACKAGE = CFPlus
62		406
63	PROTOTYPES: ENABLE	407	PROTOTYPES: ENABLE
64		408
65	BOOT:	409	BOOT:
66	{	410	{
67	fontmap = pango_ft2_font_map_new ();	411	HV *stash = gv_stashpv ("CFPlus", 1);
		412	static const struct {
		413	const char *name;
		414	IV iv;
		415	} *civ, const_iv[] = {
		416	# define const_iv(name) { # name, (IV)name }
		417	const_iv (SDLK_MODIFIER_MIN),
		418	const_iv (SDLK_MODIFIER_MAX),
		419
		420	const_iv (SDL_ACTIVEEVENT),
		421	const_iv (SDL_KEYDOWN),
		422	const_iv (SDL_KEYUP),
		423	const_iv (SDL_MOUSEMOTION),
		424	const_iv (SDL_MOUSEBUTTONDOWN),
		425	const_iv (SDL_MOUSEBUTTONUP),
		426	const_iv (SDL_JOYAXISMOTION),
		427	const_iv (SDL_JOYBALLMOTION),
		428	const_iv (SDL_JOYHATMOTION),
		429	const_iv (SDL_JOYBUTTONDOWN),
		430	const_iv (SDL_JOYBUTTONUP),
		431	const_iv (SDL_QUIT),
		432	const_iv (SDL_SYSWMEVENT),
		433	const_iv (SDL_EVENT_RESERVEDA),
		434	const_iv (SDL_EVENT_RESERVEDB),
		435	const_iv (SDL_VIDEORESIZE),
		436	const_iv (SDL_VIDEOEXPOSE),
		437	const_iv (SDL_USEREVENT),
		438
		439	const_iv (SDL_APPINPUTFOCUS),
		440	const_iv (SDL_APPMOUSEFOCUS),
		441	const_iv (SDL_APPACTIVE),
		442
		443	const_iv (SDLK_KP0),
		444	const_iv (SDLK_KP1),
		445	const_iv (SDLK_KP2),
		446	const_iv (SDLK_KP3),
		447	const_iv (SDLK_KP4),
		448	const_iv (SDLK_KP5),
		449	const_iv (SDLK_KP6),
		450	const_iv (SDLK_KP7),
		451	const_iv (SDLK_KP8),
		452	const_iv (SDLK_KP9),
		453	const_iv (SDLK_KP_PERIOD),
		454	const_iv (SDLK_KP_DIVIDE),
		455	const_iv (SDLK_KP_MULTIPLY),
		456	const_iv (SDLK_KP_MINUS),
		457	const_iv (SDLK_KP_PLUS),
		458	const_iv (SDLK_KP_ENTER),
		459	const_iv (SDLK_KP_EQUALS),
		460	const_iv (SDLK_UP),
		461	const_iv (SDLK_DOWN),
		462	const_iv (SDLK_RIGHT),
		463	const_iv (SDLK_LEFT),
		464	const_iv (SDLK_INSERT),
		465	const_iv (SDLK_HOME),
		466	const_iv (SDLK_END),
		467	const_iv (SDLK_PAGEUP),
		468	const_iv (SDLK_PAGEDOWN),
		469	const_iv (SDLK_F1),
		470	const_iv (SDLK_F2),
		471	const_iv (SDLK_F3),
		472	const_iv (SDLK_F4),
		473	const_iv (SDLK_F5),
		474	const_iv (SDLK_F6),
		475	const_iv (SDLK_F7),
		476	const_iv (SDLK_F8),
		477	const_iv (SDLK_F9),
		478	const_iv (SDLK_F10),
		479	const_iv (SDLK_F11),
		480	const_iv (SDLK_F12),
		481	const_iv (SDLK_F13),
		482	const_iv (SDLK_F14),
		483	const_iv (SDLK_F15),
		484	const_iv (SDLK_NUMLOCK),
		485	const_iv (SDLK_CAPSLOCK),
		486	const_iv (SDLK_SCROLLOCK),
		487	const_iv (SDLK_RSHIFT),
		488	const_iv (SDLK_LSHIFT),
		489	const_iv (SDLK_RCTRL),
		490	const_iv (SDLK_LCTRL),
		491	const_iv (SDLK_RALT),
		492	const_iv (SDLK_LALT),
		493	const_iv (SDLK_RMETA),
		494	const_iv (SDLK_LMETA),
		495	const_iv (SDLK_LSUPER),
		496	const_iv (SDLK_RSUPER),
		497	const_iv (SDLK_MODE),
		498	const_iv (SDLK_COMPOSE),
		499	const_iv (SDLK_HELP),
		500	const_iv (SDLK_PRINT),
		501	const_iv (SDLK_SYSREQ),
		502	const_iv (SDLK_BREAK),
		503	const_iv (SDLK_MENU),
		504	const_iv (SDLK_POWER),
		505	const_iv (SDLK_EURO),
		506	const_iv (SDLK_UNDO),
		507
		508	const_iv (KMOD_NONE),
		509	const_iv (KMOD_SHIFT),
		510	const_iv (KMOD_LSHIFT),
		511	const_iv (KMOD_RSHIFT),
		512	const_iv (KMOD_CTRL),
		513	const_iv (KMOD_LCTRL),
		514	const_iv (KMOD_RCTRL),
		515	const_iv (KMOD_ALT),
		516	const_iv (KMOD_LALT),
		517	const_iv (KMOD_RALT),
		518	const_iv (KMOD_META),
		519	const_iv (KMOD_LMETA),
		520	const_iv (KMOD_RMETA),
		521	const_iv (KMOD_NUM),
		522	const_iv (KMOD_CAPS),
		523	const_iv (KMOD_MODE),
		524	# undef const_iv
		525	};
		526
		527	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		528	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		529
		530	assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
		531	assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
		532	}
		533
		534	void
		535	weaken (SV *rv)
		536	PROTOTYPE: $
		537	CODE:
		538	sv_rvweaken (rv);
		539
		540	int
		541	in_destruct ()
		542	CODE:
		543	RETVAL = PL_main_cv == Nullcv;
		544	OUTPUT:
		545	RETVAL
		546
		547	NV floor (NV x)
		548
		549	NV ceil (NV x)
		550
		551	void
		552	pango_init ()
		553	CODE:
		554	{
		555	opengl_fontmap = pango_opengl_font_map_new ();
68	pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);	556	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
69	context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);	557	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
70	}	558	}
71		559
		560	int
		561	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
		562
72	void	563	void
73	lowdelay (int fd, int val = 1)	564	SDL_Quit ()
		565
		566	void
		567	SDL_ListModes ()
74	CODE:	568	PPCODE:
75	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	569	{
		570	SDL_Rect **m;
		571
		572	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);
		573	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);
		574	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);
		575	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);
		576
		577	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
		578	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);
		579
		580	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);
		581	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
		582	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);
		583	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
		584
		585	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
		586	#if SDL_VERSION_ATLEAST(1,2,10)
		587	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);
		588	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
		589	#endif
		590
		591	SDL_EnableUNICODE (1);
		592	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		593
		594	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
		595
		596	if (m && m != (SDL_Rect **)-1)
		597	while (*m)
		598	{
		599	AV *av = newAV ();
		600	av_push (av, newSViv ((*m)->w));
		601	av_push (av, newSViv ((*m)->h));
		602	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		603
		604	++m;
		605	}
		606	}
76		607
77	char *	608	char *
78	gl_version ()	609	SDL_GetError ()
		610
		611	int
		612	SDL_SetVideoMode (int w, int h, int fullscreen)
79	CODE:	613	CODE:
80	RETVAL = (char *)glGetString (GL_VERSION);	614	RETVAL = !!SDL_SetVideoMode (
		615	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
		616	);
		617	if (RETVAL)
		618	{
		619	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
		620	# define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
		621	# include "glfunc.h"
		622	# undef GL_FUNC
		623	}
81	OUTPUT:	624	OUTPUT:
82	RETVAL	625	RETVAL
83		626
		627	void
		628	SDL_GL_SwapBuffers ()
		629
84	char *	630	char *
85	gl_extensions ()	631	SDL_GetKeyName (int sym)
		632
		633	void
		634	SDL_PollEvent ()
86	CODE:	635	PPCODE:
87	RETVAL = (char *)glGetString (GL_EXTENSIONS);	636	{
88	OUTPUT:	637	SDL_Event ev;
89	RETVAL	638
		639	while (SDL_PollEvent (&ev))
		640	{
		641	HV *hv = newHV ();
		642	hv_store (hv, "type", 4, newSViv (ev.type), 0);
		643
		644	switch (ev.type)
		645	{
		646	case SDL_KEYDOWN:
		647	case SDL_KEYUP:
		648	hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
		649	hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
		650	hv_store (hv, "mod", 3, newSViv (ev.key.keysym.mod), 0);
		651	hv_store (hv, "cmod", 4, newSViv (SDL_GetModState ()), 0); /* current mode */
		652	hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
		653	break;
		654
		655	case SDL_ACTIVEEVENT:
		656	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
		657	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
		658	break;
		659
		660	case SDL_MOUSEMOTION:
		661	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		662
		663	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);
		664	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);
		665	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);
		666	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);
		667	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);
		668	break;
		669
		670	case SDL_MOUSEBUTTONDOWN:
		671	case SDL_MOUSEBUTTONUP:
		672	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
		673
		674	hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
		675	hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
		676	hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
		677	hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
		678	break;
		679
		680	case SDL_USEREVENT:
		681	hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
		682	hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
		683	hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
		684	break;
		685	}
		686
		687	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
		688	}
		689	}
		690
		691	int
		692	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)
		693	POSTCALL:
		694	Mix_HookMusicFinished (music_finished);
		695	Mix_ChannelFinished (channel_finished);
		696
		697	void
		698	Mix_CloseAudio ()
		699
		700	int
		701	Mix_AllocateChannels (int numchans = -1)
		702
		703	void
		704	lowdelay (int fd, int val = 1)
		705	CODE:
		706	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
		707
		708	void
		709	win32_proxy_info ()
		710	PPCODE:
		711	{
		712	#ifdef _WIN32
		713	char buffer[2048];
		714	DWORD buflen;
		715
		716	EXTEND (SP, 3);
		717
		718	buflen = sizeof (buffer);
		719	if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
		720	if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
		721	{
		722	PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
		723
		724	buflen = sizeof (buffer);
		725	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
		726	{
		727	PUSHs (newSVpv (buffer, 0));
		728
		729	buflen = sizeof (buffer);
		730	if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
		731	PUSHs (newSVpv (buffer, 0));
		732	}
		733	}
		734	#endif
		735	}
90		736
91	void	737	void
92	add_font (char *file)	738	add_font (char *file)
93	CODE:	739	CODE:
94	FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */	740	FcConfigAppFontAddFile (0, (const FcChar8 *)file);
95
96	void
97	set_font (char *file)
98	CODE:
99	{
100	int count;
101	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
102	PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
103	FcPatternDestroy (pattern);
104	pango_context_set_font_description (context, font);
105	}
106		741
107	void	742	void
108	load_image_inline (SV *image_)	743	load_image_inline (SV *image_)
109	ALIAS:	744	ALIAS:
110	load_image_file = 1	745	load_image_file = 1
…		…
117	SDL_RWops *rw = ix	752	SDL_RWops *rw = ix
118	? SDL_RWFromFile (image, "r")	753	? SDL_RWFromFile (image, "r")
119	: SDL_RWFromConstMem (image, image_len);	754	: SDL_RWFromConstMem (image, image_len);
120		755
121	if (!rw)	756	if (!rw)
122	croak ("load_image: unable to open file");	757	croak ("load_image: %s", SDL_GetError ());
123		758
124	surface = IMG_Load_RW (rw, 1);	759	surface = IMG_Load_RW (rw, 1);
125	if (!surface)	760	if (!surface)
126	croak ("load_image: unable to read file");	761	croak ("load_image: %s", SDL_GetError ());
127		762
128	fmt.palette = NULL;	763	fmt.palette = NULL;
129	fmt.BitsPerPixel = 32;	764	fmt.BitsPerPixel = 32;
130	fmt.BytesPerPixel = 4;	765	fmt.BytesPerPixel = 4;
		766	#if SDL_BYTEORDER == SDL_LIL_ENDIAN
131	fmt.Rmask = 0x000000ff;	767	fmt.Rmask = 0x000000ff;
132	fmt.Gmask = 0x0000ff00;	768	fmt.Gmask = 0x0000ff00;
133	fmt.Bmask = 0x00ff0000;	769	fmt.Bmask = 0x00ff0000;
134	fmt.Amask = 0xff000000;	770	fmt.Amask = 0xff000000;
		771	#else
		772	fmt.Rmask = 0xff000000;
		773	fmt.Gmask = 0x00ff0000;
		774	fmt.Bmask = 0x0000ff00;
		775	fmt.Amask = 0x000000ff;
		776	#endif
135	fmt.Rloss = 0;	777	fmt.Rloss = 0;
136	fmt.Gloss = 0;	778	fmt.Gloss = 0;
137	fmt.Bloss = 0;	779	fmt.Bloss = 0;
138	fmt.Aloss = 0;	780	fmt.Aloss = 0;
139	fmt.Rshift = 0;	781	fmt.Rshift = 0;
…		…
143	fmt.colorkey = 0;	785	fmt.colorkey = 0;
144	fmt.alpha = 0;	786	fmt.alpha = 0;
145		787
146	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);	788	surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
147		789
		790	assert (surface2->pitch == surface2->w * 4);
		791
		792	SDL_LockSurface (surface2);
148	EXTEND (SP, 5);	793	EXTEND (SP, 6);
149	PUSHs (sv_2mortal (newSViv (surface2->w)));	794	PUSHs (sv_2mortal (newSViv (surface2->w)));
150	PUSHs (sv_2mortal (newSViv (surface2->h)));	795	PUSHs (sv_2mortal (newSViv (surface2->h)));
151	SDL_LockSurface (surface2);
152	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));	796	PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
153	SDL_UnlockSurface (surface2);
154	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));	797	PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
155	PUSHs (sv_2mortal (newSViv (GL_RGBA)));	798	PUSHs (sv_2mortal (newSViv (GL_RGBA)));
156	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));	799	PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
		800	SDL_UnlockSurface (surface2);
157		801
158	SDL_FreeSurface (surface);	802	SDL_FreeSurface (surface);
159	SDL_FreeSurface (surface2);	803	SDL_FreeSurface (surface2);
160	}	804	}
161		805
162	MODULE = CFClient PACKAGE = CFClient::Layout	806	void
163		807	average (int x, int y, uint32_t *data)
164	CFClient::Layout
165	new (SV *class, int base_height = 10)
166	CODE:	808	PPCODE:
167	New (0, RETVAL, 1, struct cf_layout);	809	{
168	RETVAL->base_height = base_height;	810	uint32_t r = 0, g = 0, b = 0, a = 0;
169	RETVAL->pl = pango_layout_new (context);	811
170	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);	812	x = y = x * y;
		813
		814	while (x--)
		815	{
		816	uint32_t p = *data++;
		817
		818	r += (p ) & 255;
		819	g += (p >> 8) & 255;
		820	b += (p >> 16) & 255;
		821	a += (p >> 24) & 255;
		822	}
		823
		824	EXTEND (SP, 4);
		825	PUSHs (sv_2mortal (newSViv (r / y)));
		826	PUSHs (sv_2mortal (newSViv (g / y)));
		827	PUSHs (sv_2mortal (newSViv (b / y)));
		828	PUSHs (sv_2mortal (newSViv (a / y)));
		829	}
		830
		831	void
		832	error (char *message)
		833	CODE:
		834	fprintf (stderr, "ERROR: %s\n", message);
		835	#ifdef _WIN32
		836	MessageBox (0, message, "Crossfire+ Error", MB_OK | MB_ICONERROR);
		837	#endif
		838
		839	void
		840	fatal (char *message)
		841	CODE:
		842	fprintf (stderr, "FATAL: %s\n", message);
		843	#ifdef _WIN32
		844	MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR);
		845	#endif
		846	_exit (1);
		847
		848	void
		849	_exit (int retval = 0)
		850	CODE:
		851	#ifdef WIN32
		852	ExitThread (retval); // unclean, please beam me up
		853	#else
		854	_exit (retval);
		855	#endif
		856
		857	MODULE = CFPlus PACKAGE = CFPlus::Font
		858
		859	CFPlus::Font
		860	new_from_file (SV *class, char *path, int id = 0)
		861	CODE:
		862	{
		863	int count;
		864	FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
		865	RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
		866	FcPatternDestroy (pattern);
		867	}
171	OUTPUT:	868	OUTPUT:
172	RETVAL	869	RETVAL
173		870
174	void	871	void
		872	DESTROY (CFPlus::Font self)
		873	CODE:
		874	pango_font_description_free (self);
		875
		876	void
		877	make_default (CFPlus::Font self)
		878	CODE:
		879	default_font = self;
		880
		881	MODULE = CFPlus PACKAGE = CFPlus::Layout
		882
		883	void
		884	reset_glyph_cache ()
		885	CODE:
		886	tc_clear ();
		887
		888	CFPlus::Layout
		889	new (SV *class)
		890	CODE:
		891	New (0, RETVAL, 1, struct cf_layout);
		892
		893	RETVAL->pl = pango_layout_new (opengl_context);
		894	RETVAL->r = 1.;
		895	RETVAL->g = 1.;
		896	RETVAL->b = 1.;
		897	RETVAL->a = 1.;
		898	RETVAL->base_height = MIN_FONT_HEIGHT;
		899	RETVAL->font = 0;
		900
		901	pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
		902	layout_update_font (RETVAL);
		903	OUTPUT:
		904	RETVAL
		905
		906	void
175	DESTROY (CFClient::Layout self)	907	DESTROY (CFPlus::Layout self)
176	CODE:	908	CODE:
177	g_object_unref (self->pl);	909	g_object_unref (self->pl);
178	Safefree (self);	910	Safefree (self);
179		911
180	void	912	void
181	set_markup (CFClient::Layout self, SV *text_)	913	set_text (CFPlus::Layout self, SV *text_)
182	CODE:	914	CODE:
183	{	915	{
184	STRLEN textlen;	916	STRLEN textlen;
185	char *text = SvPVutf8 (text_, textlen);	917	char *text = SvPVutf8 (text_, textlen);
186		918
		919	pango_layout_set_text (self->pl, text, textlen);
		920	}
		921
		922	void
		923	set_markup (CFPlus::Layout self, SV *text_)
		924	CODE:
		925	{
		926	STRLEN textlen;
		927	char *text = SvPVutf8 (text_, textlen);
		928
187	pango_layout_set_markup (self->pl, text, textlen);	929	pango_layout_set_markup (self->pl, text, textlen);
188	}	930	}
189		931
190	void	932	void
		933	set_shapes (CFPlus::Layout self, ...)
		934	CODE:
		935	{
		936	PangoAttrList *attrs = 0;
		937	const char *text = pango_layout_get_text (self->pl);
		938	const char *pos = text;
		939	int arg = 4;
		940
		941	while (arg < items && (pos = strstr (pos, OBJ_STR)))
		942	{
		943	PangoRectangle inkrect, rect;
		944	PangoAttribute *attr;
		945
		946	int x = SvIV (ST (arg - 3));
		947	int y = SvIV (ST (arg - 2));
		948	int w = SvIV (ST (arg - 1));
		949	int h = SvIV (ST (arg ));
		950
		951	inkrect.x = 0;
		952	inkrect.y = 0;
		953	inkrect.width = 0;
		954	inkrect.height = 0;
		955
		956	rect.x = x * PANGO_SCALE;
		957	rect.y = y * PANGO_SCALE;
		958	rect.width = w * PANGO_SCALE;
		959	rect.height = h * PANGO_SCALE;
		960
		961	if (!attrs)
		962	attrs = pango_layout_get_attributes (self->pl);
		963
		964	attr = pango_attr_shape_new (&inkrect, &rect);
		965	attr->start_index = pos - text;
		966	attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
		967	pango_attr_list_insert (attrs, attr);
		968
		969	arg += 4;
		970	pos += sizeof (OBJ_STR) - 1;
		971	}
		972
		973	if (attrs)
		974	pango_layout_set_attributes (self->pl, attrs);
		975	}
		976
		977	void
		978	get_shapes (CFPlus::Layout self)
		979	PPCODE:
		980	{
		981	PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
		982
		983	do
		984	{
		985	PangoLayoutRun *run = pango_layout_iter_get_run (iter);
		986
		987	if (run && shape_attr_p (run))
		988	{
		989	PangoRectangle extents;
		990	pango_layout_iter_get_run_extents (iter, 0, &extents);
		991
		992	EXTEND (SP, 2);
		993	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
		994	PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
		995	}
		996	}
		997	while (pango_layout_iter_next_run (iter));
		998
		999	pango_layout_iter_free (iter);
		1000	}
		1001
		1002	int
		1003	has_wrapped (CFPlus::Layout self)
		1004	CODE:
		1005	{
		1006	int lines = 1;
		1007	const char *text = pango_layout_get_text (self->pl);
		1008
		1009	while (*text)
		1010	lines += *text++ == '\n';
		1011
		1012	RETVAL = lines < pango_layout_get_line_count (self->pl);
		1013	}
		1014	OUTPUT:
		1015	RETVAL
		1016
		1017	SV *
		1018	get_text (CFPlus::Layout self)
		1019	CODE:
		1020	RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
		1021	sv_utf8_decode (RETVAL);
		1022	OUTPUT:
		1023	RETVAL
		1024
		1025	void
		1026	set_foreground (CFPlus::Layout self, float r, float g, float b, float a = 1.)
		1027	CODE:
		1028	self->r = r;
		1029	self->g = g;
		1030	self->b = b;
		1031	self->a = a;
		1032
		1033	void
		1034	set_font (CFPlus::Layout self, CFPlus::Font font = 0)
		1035	CODE:
		1036	if (self->font != font)
		1037	{
		1038	self->font = font;
		1039	layout_update_font (self);
		1040	}
		1041
		1042	void
191	set_height (CFClient::Layout self, int base_height)	1043	set_height (CFPlus::Layout self, int base_height)
192	CODE:	1044	CODE:
		1045	if (self->base_height != base_height)
		1046	{
193	self->base_height = base_height;	1047	self->base_height = base_height;
		1048	layout_update_font (self);
		1049	}
194		1050
195	void	1051	void
196	set_width (CFClient::Layout self, int max_width = -1)	1052	set_width (CFPlus::Layout self, int max_width = -1)
197	CODE:	1053	CODE:
198	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);	1054	pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
199		1055
200	void	1056	void
		1057	set_indent (CFPlus::Layout self, int indent)
		1058	CODE:
		1059	pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
		1060
		1061	void
		1062	set_spacing (CFPlus::Layout self, int spacing)
		1063	CODE:
		1064	pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
		1065
		1066	void
		1067	set_ellipsise (CFPlus::Layout self, int ellipsise)
		1068	CODE:
		1069	pango_layout_set_ellipsize (self->pl,
		1070	ellipsise == 1 ? PANGO_ELLIPSIZE_START
		1071	: ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
		1072	: ellipsise == 3 ? PANGO_ELLIPSIZE_END
		1073	: PANGO_ELLIPSIZE_NONE
		1074	);
		1075
		1076	void
		1077	set_single_paragraph_mode (CFPlus::Layout self, int spm)
		1078	CODE:
		1079	pango_layout_set_single_paragraph_mode (self->pl, !!spm);
		1080
		1081	void
201	size (CFClient::Layout self)	1082	size (CFPlus::Layout self)
202	PPCODE:	1083	PPCODE:
203	{	1084	{
204	int w, h;	1085	int w, h;
205		1086
206	layout_update (self);
207	layout_get_pixel_size (self, &w, &h);	1087	layout_get_pixel_size (self, &w, &h);
208		1088
209	EXTEND (SP, 2);	1089	EXTEND (SP, 2);
210	PUSHs (sv_2mortal (newSViv (w)));	1090	PUSHs (sv_2mortal (newSViv (w)));
211	PUSHs (sv_2mortal (newSViv (h)));	1091	PUSHs (sv_2mortal (newSViv (h)));
212	}	1092	}
213		1093
214	int	1094	int
215	xy_to_index (CFClient::Layout self, int x, int y)	1095	descent (CFPlus::Layout self)
216	CODE:	1096	CODE:
217	{	1097	{
218	int index, trailing;	1098	PangoRectangle rect;
219		1099	PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
220	layout_update (self);	1100	pango_layout_line_get_pixel_extents (line, 0, &rect);
221	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);	1101	RETVAL = PANGO_DESCENT (rect);
222
223	RETVAL = index;
224	}	1102	}
225	OUTPUT:	1103	OUTPUT:
226	RETVAL	1104	RETVAL
227		1105
		1106	int
		1107	xy_to_index (CFPlus::Layout self, int x, int y)
		1108	CODE:
		1109	{
		1110	int index, trailing;
		1111	pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
		1112	RETVAL = index + trailing;
		1113	}
		1114	OUTPUT:
		1115	RETVAL
		1116
228	void	1117	void
229	cursor_pos (CFClient::Layout self, int index)	1118	cursor_pos (CFPlus::Layout self, int index)
230	PPCODE:	1119	PPCODE:
231	{	1120	{
232	PangoRectangle strong_pos;	1121	PangoRectangle strong_pos;
233	layout_update (self);
234	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);	1122	pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
		1123
235	EXTEND (SP, 3);	1124	EXTEND (SP, 3);
236	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));	1125	PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
237	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));	1126	PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
238	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));	1127	PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
239	}	1128	}
240		1129
241	void	1130	void
242	render (CFClient::Layout self)	1131	index_to_line_x (CFPlus::Layout self, int index, int trailing = 0)
243	PPCODE:	1132	PPCODE:
244	{	1133	{
245	SV *retval;	1134	int line, x;
246	int w, h;
247	FT_Bitmap bitmap;
248		1135
249	layout_update (self);	1136	pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
250	layout_get_pixel_size (self, &w, &h);	1137	/* pango bug: line is between 1..numlines, not 0..numlines-1 */
251		1138
252	retval = newSV (w * h);
253	SvPOK_only (retval);
254	SvCUR_set (retval, w * h);
255
256	bitmap.rows = h;
257	bitmap.width = w;
258	bitmap.pitch = w;
259	bitmap.buffer = (unsigned char*)SvPVX (retval);
260	bitmap.num_grays = 256;
261	bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
262
263	memset (bitmap.buffer, 0, w * h);
264
265	pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
266
267	EXTEND (SP, 3);	1139	EXTEND (SP, 2);
268	PUSHs (sv_2mortal (newSViv (w)));	1140	PUSHs (sv_2mortal (newSViv (line - 1)));
		1141	PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
		1142	}
		1143
		1144	void
		1145	line_x_to_index (CFPlus::Layout self, int line, int x)
		1146	PPCODE:
		1147	{
		1148	PangoLayoutLine *lp;
		1149	int index, trailing;
		1150
		1151	if (line < 0)
		1152	XSRETURN_EMPTY;
		1153
		1154	if (!(lp = pango_layout_get_line (self->pl, line)))
		1155	XSRETURN_EMPTY; /* do better */
		1156
		1157	pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
		1158
		1159	EXTEND (SP, 2);
		1160	if (GIMME_V == G_SCALAR)
		1161	PUSHs (sv_2mortal (newSViv (index + trailing)));
		1162	else
		1163	{
269	PUSHs (sv_2mortal (newSViv (h)));	1164	PUSHs (sv_2mortal (newSViv (index)));
270	PUSHs (sv_2mortal (retval));	1165	PUSHs (sv_2mortal (newSViv (trailing)));
		1166	}
271	}	1167	}
272		1168
		1169	void
		1170	render (CFPlus::Layout self, float x, float y, int flags = 0)
		1171	PPCODE:
		1172	pango_opengl_render_layout_subpixel (
		1173	self->pl,
		1174	x * PANGO_SCALE, y * PANGO_SCALE,
		1175	self->r, self->g, self->b, self->a,
		1176	flags
		1177	);
		1178
273	MODULE = CFClient PACKAGE = CFClient::Texture	1179	MODULE = CFPlus PACKAGE = CFPlus::Texture
274		1180
275	void	1181	void
276	draw_quad (SV *self, double x, double y, double w = 0, double h = 0)	1182	pad2pot (SV *data_, SV *w_, SV *h_)
		1183	CODE:
		1184	{
		1185	int ow = SvIV (w_);
		1186	int oh = SvIV (h_);
		1187
		1188	if (ow && oh)
		1189	{
		1190	int nw = minpot (ow);
		1191	int nh = minpot (oh);
		1192
		1193	if (nw != ow || nh != oh)
		1194	{
		1195	if (SvOK (data_))
		1196	{
		1197	STRLEN datalen;
		1198	char *data = SvPVbyte (data_, datalen);
		1199	int bpp = datalen / (ow * oh);
		1200	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
		1201
		1202	SvPOK_only (result_);
		1203	SvCUR_set (result_, nw * nh * bpp);
		1204
		1205	memset (SvPVX (result_), 0, nw * nh * bpp);
		1206	while (oh--)
		1207	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
		1208
		1209	sv_setsv (data_, result_);
		1210	}
		1211
		1212	sv_setiv (w_, nw);
		1213	sv_setiv (h_, nh);
		1214	}
		1215	}
		1216	}
		1217
		1218	void
		1219	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
277	PROTOTYPE: $$$;$$	1220	PROTOTYPE: $$$;$$
		1221	ALIAS:
		1222	draw_quad_alpha = 1
		1223	draw_quad_alpha_premultiplied = 2
278	CODE:	1224	CODE:
279	{	1225	{
280	HV *hv = (HV *)SvRV (self);	1226	HV *hv = (HV *)SvRV (self);
281	double s = SvNV (*hv_fetch (hv, "s", 1, 1));	1227	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
282	double t = SvNV (*hv_fetch (hv, "t", 1, 1));	1228	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
283	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1229	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
284		1230
285	if (items < 5)	1231	if (items < 5)
286	{	1232	{
287	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1233	w = SvNV (*hv_fetch (hv, "w", 1, 1));
288	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1234	h = SvNV (*hv_fetch (hv, "h", 1, 1));
289	}	1235	}
290		1236
		1237	if (ix)
		1238	{
		1239	glEnable (GL_BLEND);
		1240
		1241	if (ix == 2)
		1242	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		1243	else
		1244	gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		1245	GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
		1246
		1247	glEnable (GL_ALPHA_TEST);
		1248	glAlphaFunc (GL_GREATER, 0.01f);
		1249	}
		1250
291	glBindTexture (GL_TEXTURE_2D, name);	1251	glBindTexture (GL_TEXTURE_2D, name);
		1252
292	glBegin (GL_QUADS);	1253	glBegin (GL_QUADS);
293	glTexCoord2d (0, 0); glVertex2d (x , y );	1254	glTexCoord2f (0, 0); glVertex2f (x , y );
294	glTexCoord2d (0, t); glVertex2d (x , y + h);	1255	glTexCoord2f (0, t); glVertex2f (x , y + h);
295	glTexCoord2d (s, t); glVertex2d (x + w, y + h);	1256	glTexCoord2f (s, t); glVertex2f (x + w, y + h);
296	glTexCoord2d (s, 0); glVertex2d (x + w, y );	1257	glTexCoord2f (s, 0); glVertex2f (x + w, y );
297	glEnd ();	1258	glEnd ();
		1259
		1260	if (ix)
		1261	{
		1262	glDisable (GL_ALPHA_TEST);
		1263	glDisable (GL_BLEND);
		1264	}
298	}	1265	}
		1266
		1267	MODULE = CFPlus PACKAGE = CFPlus::Map
		1268
		1269	CFPlus::Map
		1270	new (SV *class)
		1271	CODE:
		1272	New (0, RETVAL, 1, struct map);
		1273	RETVAL->x = 0;
		1274	RETVAL->y = 0;
		1275	RETVAL->w = 0;
		1276	RETVAL->h = 0;
		1277	RETVAL->ox = 0;
		1278	RETVAL->oy = 0;
		1279	RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
		1280	RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
		1281	RETVAL->rows = 0;
		1282	RETVAL->row = 0;
		1283	OUTPUT:
		1284	RETVAL
		1285
		1286	void
		1287	DESTROY (CFPlus::Map self)
		1288	CODE:
		1289	{
		1290	map_clear (self);
		1291	Safefree (self->face2tile);
		1292	Safefree (self->tex);
		1293	Safefree (self);
		1294	}
		1295
		1296	void
		1297	resize (CFPlus::Map self, int map_width, int map_height)
		1298	CODE:
		1299	self->w = map_width;
		1300	self->h = map_height;
		1301
		1302	void
		1303	clear (CFPlus::Map self)
		1304	CODE:
		1305	map_clear (self);
		1306
		1307	void
		1308	set_tileid (CFPlus::Map self, int face, int tile)
		1309	CODE:
		1310	{
		1311	need_facenum (self, face); self->face2tile [face] = tile;
		1312	need_texid (self, tile);
		1313	}
		1314
		1315	void
		1316	set_smooth (CFPlus::Map self, int face, int smooth, int level)
		1317	CODE:
		1318	{
		1319	tileid texid;
		1320	maptex *tex;
		1321
		1322	if (face < 0 || face >= self->faces)
		1323	return;
		1324
		1325	if (smooth < 0 || smooth >= self->faces)
		1326	return;
		1327
		1328	texid = self->face2tile [face];
		1329
		1330	if (!texid)
		1331	return;
		1332
		1333	tex = self->tex + texid;
		1334	tex->smoothtile = self->face2tile [smooth];
		1335	tex->smoothlevel = level;
		1336	}
		1337
		1338	void
		1339	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)
		1340	CODE:
		1341	{
		1342	need_texid (self, texid);
		1343
		1344	{
		1345	maptex *tex = self->tex + texid;
		1346
		1347	tex->name = name;
		1348	tex->w = w;
		1349	tex->h = h;
		1350	tex->s = s;
		1351	tex->t = t;
		1352	tex->r = r;
		1353	tex->g = g;
		1354	tex->b = b;
		1355	tex->a = a;
		1356	}
		1357
		1358	// somewhat hackish, but for textures that require it, it really
		1359	// improves the look, and most others don't suffer.
		1360	glBindTexture (GL_TEXTURE_2D, name);
		1361	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		1362	//glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
		1363	// use uglier nearest interpolation because linear suffers
		1364	// from transparent color bleeding and ugly wrapping effects.
		1365	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		1366	}
		1367
		1368	int
		1369	ox (CFPlus::Map self)
		1370	ALIAS:
		1371	oy = 1
		1372	x = 2
		1373	y = 3
		1374	w = 4
		1375	h = 5
		1376	CODE:
		1377	switch (ix)
		1378	{
		1379	case 0: RETVAL = self->ox; break;
		1380	case 1: RETVAL = self->oy; break;
		1381	case 2: RETVAL = self->x; break;
		1382	case 3: RETVAL = self->y; break;
		1383	case 4: RETVAL = self->w; break;
		1384	case 5: RETVAL = self->h; break;
		1385	}
		1386	OUTPUT:
		1387	RETVAL
		1388
		1389	void
		1390	scroll (CFPlus::Map self, int dx, int dy)
		1391	CODE:
		1392	{
		1393	if (dx > 0)
		1394	map_blank (self, self->x, self->y, dx, self->h);
		1395	else if (dx < 0)
		1396	map_blank (self, self->x + self->w + dx + 1, self->y, -dx, self->h);
		1397
		1398	if (dy > 0)
		1399	map_blank (self, self->x, self->y, self->w, dy);
		1400	else if (dy < 0)
		1401	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, -dy);
		1402
		1403	self->ox += dx; self->x += dx;
		1404	self->oy += dy; self->y += dy;
		1405
		1406	while (self->y < 0)
		1407	{
		1408	Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
		1409
		1410	self->rows += MAP_EXTEND_Y;
		1411	self->y += MAP_EXTEND_Y;
		1412	}
		1413	}
		1414
		1415	void
		1416	map1a_update (CFPlus::Map self, SV *data_, int extmap)
		1417	CODE:
		1418	{
		1419	uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
		1420	uint8_t *data_end = (uint8_t *)SvEND (data_);
		1421	mapcell *cell;
		1422	int x, y, flags;
		1423
		1424	while (data < data_end - 1)
		1425	{
		1426	flags = (data [0] << 8) + data [1]; data += 2;
		1427
		1428	x = self->x + ((flags >> 10) & 63);
		1429	y = self->y + ((flags >> 4) & 63);
		1430
		1431	cell = map_get_cell (self, x, y);
		1432
		1433	if (flags & 15)
		1434	{
		1435	if (!cell->darkness)
		1436	{
		1437	memset (cell, 0, sizeof (*cell));
		1438	cell->darkness = 256;
		1439	}
		1440
		1441	//TODO: don't trust server data to be in-range(!)
		1442
		1443	if (flags & 8)
		1444	{
		1445	if (extmap)
		1446	{
		1447	uint8_t ext, cmd;
		1448
		1449	do
		1450	{
		1451	ext = *data++;
		1452	cmd = ext & 0x3f;
		1453
		1454	if (cmd < 4)
		1455	cell->darkness = 255 - ext * 64 + 1;
		1456	else if (cmd == 5) // health
		1457	{
		1458	cell->stat_width = 1;
		1459	cell->stat_hp = *data++;
		1460	}
		1461	else if (cmd == 6) // monster width
		1462	cell->stat_width = *data++ + 1;
		1463	else if (cmd == 0x47)
		1464	{
		1465	if (*data == 8)
		1466	; // decode player uuid
		1467
		1468	data += *data + 1;
		1469	}
		1470	else if (cmd == 8) // cell flags
		1471	cell->flags = *data++;
		1472	else if (ext & 0x40) // unknown, multibyte => skip
		1473	data += *data + 1;
		1474	else
		1475	data++;
		1476	}
		1477	while (ext & 0x80);
		1478	}
		1479	else
		1480	cell->darkness = *data++ + 1;
		1481	}
		1482
		1483	if (flags & 4)
		1484	{
		1485	faceid face = (data [0] << 8) + data [1]; data += 2;
		1486	need_facenum (self, face);
		1487	cell->tile [0] = self->face2tile [face];
		1488	}
		1489
		1490	if (flags & 2)
		1491	{
		1492	faceid face = (data [0] << 8) + data [1]; data += 2;
		1493	need_facenum (self, face);
		1494	cell->tile [1] = self->face2tile [face];
		1495	}
		1496
		1497	if (flags & 1)
		1498	{
		1499	faceid face = (data [0] << 8) + data [1]; data += 2;
		1500	need_facenum (self, face);
		1501	cell->tile [2] = self->face2tile [face];
		1502	}
		1503	}
		1504	else
		1505	cell->darkness = 0;
		1506	}
		1507	}
		1508
		1509	SV *
		1510	mapmap (CFPlus::Map self, int x0, int y0, int w, int h)
		1511	CODE:
		1512	{
		1513	int x1, x;
		1514	int y1, y;
		1515	int z;
		1516	SV *map_sv = newSV (w * h * sizeof (uint32_t));
		1517	uint32_t *map = (uint32_t *)SvPVX (map_sv);
		1518
		1519	SvPOK_only (map_sv);
		1520	SvCUR_set (map_sv, w * h * sizeof (uint32_t));
		1521
		1522	x0 += self->x; x1 = x0 + w;
		1523	y0 += self->y; y1 = y0 + h;
		1524
		1525	for (y = y0; y < y1; y++)
		1526	{
		1527	maprow *row = 0 <= y && y < self->rows
		1528	? self->row + y
		1529	: 0;
		1530
		1531	for (x = x0; x < x1; x++)
		1532	{
		1533	int r = 32, g = 32, b = 32, a = 192;
		1534
		1535	if (row && row->c0 <= x && x < row->c1)
		1536	{
		1537	mapcell *cell = row->col + (x - row->c0);
		1538
		1539	for (z = 0; z <= 0; z++)
		1540	{
		1541	maptex tex = self->tex [cell->tile [z]];
		1542	int a0 = 255 - tex.a;
		1543	int a1 = tex.a;
		1544
		1545	r = (r * a0 + tex.r * a1) / 255;
		1546	g = (g * a0 + tex.g * a1) / 255;
		1547	b = (b * a0 + tex.b * a1) / 255;
		1548	a = (a * a0 + tex.a * a1) / 255;
		1549	}
		1550	}
		1551
		1552	*map++ = (r )
		1553	| (g << 8)
		1554	| (b << 16)
		1555	| (a << 24);
		1556	}
		1557	}
		1558
		1559	RETVAL = map_sv;
		1560	}
		1561	OUTPUT:
		1562	RETVAL
		1563
		1564	void
		1565	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
		1566	CODE:
		1567	{
		1568	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1569	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1570	static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k)
		1571	smooth_key skey;
		1572	int x, y, z;
		1573	int last_name;
		1574
		1575	// thats current max. sorry.
		1576	if (sw > 255) sw = 255;
		1577	if (sh > 255) sh = 255;
		1578
		1579	// clear key, in case of extra padding
		1580	memset (&skey, 0, sizeof (skey));
		1581
		1582	glColor4ub (255, 255, 255, 255);
		1583
		1584	glEnable (GL_BLEND);
		1585	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1586	glEnable (GL_TEXTURE_2D);
		1587	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1588
		1589	glBegin (GL_QUADS);
		1590
		1591	last_name = 0;
		1592
		1593	mx += self->x;
		1594	my += self->y;
		1595
		1596	// first pass: determine smooth_max
		1597	// rather ugly, if you ask me
		1598	// could also be stored inside mapcell and updated on change
		1599	memset (smooth_max, 0, sizeof (smooth_max));
		1600
		1601	for (y = 0; y < sh; y++)
		1602	if (0 <= y + my && y + my < self->rows)
		1603	{
		1604	maprow *row = self->row + (y + my);
		1605
		1606	for (x = 0; x < sw; x++)
		1607	if (row->c0 <= x + mx && x + mx < row->c1)
		1608	{
		1609	mapcell *cell = row->col + (x + mx - row->c0);
		1610
		1611	smooth_max[x + 1][y + 1] =
		1612	MAX (self->tex [cell->tile [0]].smoothlevel,
		1613	MAX (self->tex [cell->tile [1]].smoothlevel,
		1614	self->tex [cell->tile [2]].smoothlevel));
		1615	}
		1616	}
		1617
		1618	for (z = 0; z <= 2; z++)
		1619	{
		1620	memset (smooth_level, 0, sizeof (smooth_level));
		1621
		1622	for (y = 0; y < sh; y++)
		1623	if (0 <= y + my && y + my < self->rows)
		1624	{
		1625	maprow *row = self->row + (y + my);
		1626
		1627	for (x = 0; x < sw; x++)
		1628	if (row->c0 <= x + mx && x + mx < row->c1)
		1629	{
		1630	mapcell *cell = row->col + (x + mx - row->c0);
		1631	tileid tile = cell->tile [z];
		1632
		1633	if (tile)
		1634	{
		1635	maptex tex = self->tex [tile];
		1636	int px = (x + 1) * T - tex.w;
		1637	int py = (y + 1) * T - tex.h;
		1638
		1639	// suppressing texture state switches here
		1640	// is only moderately effective, but worth the extra effort
		1641	if (last_name != tex.name)
		1642	{
		1643	if (!tex.name)
		1644	tex = self->tex [2]; /* missing, replace by noface */
		1645
		1646	glEnd ();
		1647	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1648	glBegin (GL_QUADS);
		1649	}
		1650
		1651	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1652	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1653	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1654	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1655
		1656	if (cell->flags && z == 2)
		1657	{
		1658	if (cell->flags & 1)
		1659	{
		1660	maptex tex = self->tex [1];
		1661	int px = x * T + T * 2 / 32;
		1662	int py = y * T - T * 6 / 32;
		1663
		1664	glEnd ();
		1665	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1666	glBegin (GL_QUADS);
		1667
		1668	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1669	glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);
		1670	glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);
		1671	glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );
		1672	}
		1673	}
		1674
		1675	// update smooth hash
		1676	if (tex.smoothtile)
		1677	{
		1678	skey.tile = tex.smoothtile;
		1679	skey.level = tex.smoothlevel;
		1680
		1681	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		1682
		1683	// add bits to current tile and all neighbours. skey.x|y is
		1684	// shifted +1|+1 so we always stay positive.
		1685
		1686	// bits is ___n cccc CCCC bbbb
		1687	// n do not draw borders&corners
		1688	// c draw these corners, but...
		1689	// C ... not these
		1690	// b draw these borders
		1691
		1692	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		1693	// ┃· ·· ·┃ ━━
		1694
		1695	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		1696	// ·· ·· ·┏ ┓·
		1697
		1698	// full tile
		1699	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		1700
		1701	// borders
		1702	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		1703	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		1704	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		1705	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		1706
		1707	// corners
		1708	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		1709	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		1710	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		1711	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		1712	}
		1713	}
		1714	}
		1715	}
		1716
		1717	// go through all smoothlevels, lowest to highest, then draw
		1718	// this is basically counting sort
		1719	{
		1720	int w, b;
		1721
		1722	for (w = 0; w < 256 / 32; ++w)
		1723	{
		1724	uint32_t smask = smooth_level [w];
		1725	if (smask)
		1726	for (b = 0; b < 32; ++b)
		1727	if (smask & (((uint32_t)1) << b))
		1728	{
		1729	int level = (w << 5) | b;
		1730	HE *he;
		1731
		1732	hv_iterinit (smooth);
		1733	while ((he = hv_iternext (smooth)))
		1734	{
		1735	smooth_key *skey = (smooth_key *)HeKEY (he);
		1736	IV bits = SvIVX (HeVAL (he));
		1737
		1738	if (!(bits & 0x1000)
		1739	&& skey->level == level
		1740	&& level >= smooth_max [skey->x][skey->y])
		1741	{
		1742	maptex tex = self->tex [skey->tile];
		1743	int px = (((int)skey->x) - 1) * T;
		1744	int py = (((int)skey->y) - 1) * T;
		1745	int border = bits & 15;
		1746	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		1747	float dx = tex.s * .0625f; // 16 images/row
		1748	float dy = tex.t * .5f ; // 2 images/column
		1749
		1750	// this time naively avoiding texture state changes
		1751	// save gobs of state changes.
		1752	if (last_name != tex.name)
		1753	{
		1754	if (!tex.name)
		1755	continue; // smoothing not yet available
		1756
		1757	glEnd ();
		1758	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1759	glBegin (GL_QUADS);
		1760	}
		1761
		1762	if (border)
		1763	{
		1764	float ox = border * dx;
		1765
		1766	glTexCoord2f (ox , 0.f ); glVertex2f (px , py );
		1767	glTexCoord2f (ox , dy ); glVertex2f (px , py + T);
		1768	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py + T);
		1769	glTexCoord2f (ox + dx, 0.f ); glVertex2f (px + T, py );
		1770	}
		1771
		1772	if (corner)
		1773	{
		1774	float ox = corner * dx;
		1775
		1776	glTexCoord2f (ox , dy ); glVertex2f (px , py );
		1777	glTexCoord2f (ox , dy * 2.f); glVertex2f (px , py + T);
		1778	glTexCoord2f (ox + dx, dy * 2.f); glVertex2f (px + T, py + T);
		1779	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py );
		1780	}
		1781	}
		1782	}
		1783	}
		1784	}
		1785	}
		1786
		1787	hv_clear (smooth);
		1788	}
		1789
		1790	glEnd ();
		1791
		1792	glDisable (GL_TEXTURE_2D);
		1793	glDisable (GL_BLEND);
		1794
		1795	// top layer: overlays such as the health bar
		1796	for (y = 0; y < sh; y++)
		1797	if (0 <= y + my && y + my < self->rows)
		1798	{
		1799	maprow *row = self->row + (y + my);
		1800
		1801	for (x = 0; x < sw; x++)
		1802	if (row->c0 <= x + mx && x + mx < row->c1)
		1803	{
		1804	mapcell *cell = row->col + (x + mx - row->c0);
		1805
		1806	int px = x * T;
		1807	int py = y * T;
		1808
		1809	if (cell->stat_hp)
		1810	{
		1811	int width = cell->stat_width * T;
		1812	int thick = (sh * T / 32 + 27) / 28 + 1 + cell->stat_width;
		1813
		1814	glColor3ub (0, 0, 0);
		1815	glRectf (px + 1, py - thick - 2,
		1816	px + width - 1, py);
		1817
		1818	glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
		1819	glRectf (px + 2,
		1820	py - thick - 1,
		1821	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
		1822	}
		1823	}
		1824	}
		1825	}
		1826
		1827	void
		1828	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)
		1829	CODE:
		1830	{
		1831	static float color[16][3] = {
		1832	{ 0.00F, 0.00F, 0.00F },
		1833	{ 1.00F, 1.00F, 1.00F },
		1834	{ 0.00F, 0.00F, 0.55F },
		1835	{ 1.00F, 0.00F, 0.00F },
		1836
		1837	{ 1.00F, 0.54F, 0.00F },
		1838	{ 0.11F, 0.56F, 1.00F },
		1839	{ 0.93F, 0.46F, 0.00F },
		1840	{ 0.18F, 0.54F, 0.34F },
		1841
		1842	{ 0.56F, 0.73F, 0.56F },
		1843	{ 0.80F, 0.80F, 0.80F },
		1844	{ 0.55F, 0.41F, 0.13F },
		1845	{ 0.99F, 0.77F, 0.26F },
		1846
		1847	{ 0.74F, 0.65F, 0.41F },
		1848
		1849	{ 0.00F, 1.00F, 1.00F },
		1850	{ 1.00F, 0.00F, 1.00F },
		1851	{ 1.00F, 1.00F, 0.00F },
		1852	};
		1853
		1854	int x, y;
		1855
		1856	glEnable (GL_TEXTURE_2D);
		1857	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
		1858	glEnable (GL_BLEND);
		1859	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		1860	glBegin (GL_QUADS);
		1861
		1862	for (y = 0; y < h; y++)
		1863	for (x = 0; x < w; x++)
		1864	{
		1865	unsigned char m = data [x + y * w];
		1866
		1867	if (m)
		1868	{
		1869	float *c = color [m & 15];
		1870
		1871	float tx1 = m & 0x40 ? 0.5 : 0.;
		1872	float tx2 = tx1 + 0.5;
		1873
		1874	glColor4f (c[0], c[1], c[2], 0.75);
		1875	glTexCoord2f (tx1, 0.); glVertex2i (x , y );
		1876	glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
		1877	glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
		1878	glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
		1879	}
		1880	}
		1881
		1882	glEnd ();
		1883	glDisable (GL_BLEND);
		1884	glDisable (GL_TEXTURE_2D);
		1885	}
		1886
		1887	void
		1888	fow_texture (CFPlus::Map self, int mx, int my, int sw, int sh)
		1889	PPCODE:
		1890	{
		1891	int x, y;
		1892	int sw4 = (sw + 3) & ~3;
		1893	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
		1894	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
		1895
		1896	memset (darkness, 255, sw4 * sh);
		1897	SvPOK_only (darkness_sv);
		1898	SvCUR_set (darkness_sv, sw4 * sh);
		1899
		1900	mx += self->x;
		1901	my += self->y;
		1902
		1903	for (y = 0; y < sh; y++)
		1904	if (0 <= y + my && y + my < self->rows)
		1905	{
		1906	maprow *row = self->row + (y + my);
		1907
		1908	for (x = 0; x < sw; x++)
		1909	if (row->c0 <= x + mx && x + mx < row->c1)
		1910	{
		1911	mapcell *cell = row->col + (x + mx - row->c0);
		1912
		1913	darkness[y * sw4 + x] = cell->darkness
		1914	? 255 - (cell->darkness - 1)
		1915	: 255 - FOW_DARKNESS;
		1916	}
		1917	}
		1918
		1919	EXTEND (SP, 3);
		1920	PUSHs (sv_2mortal (newSViv (sw4)));
		1921	PUSHs (sv_2mortal (newSViv (sh)));
		1922	PUSHs (darkness_sv);
		1923	}
		1924
		1925	SV *
		1926	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)
		1927	CODE:
		1928	{
		1929	int x, y, x1, y1;
		1930	SV *data_sv = newSV (w * h * 7 + 5);
		1931	uint8_t *data = (uint8_t *)SvPVX (data_sv);
		1932
		1933	*data++ = 0; /* version 0 format */
		1934	*data++ = w >> 8; *data++ = w;
		1935	*data++ = h >> 8; *data++ = h;
		1936
		1937	// we need to do this 'cause we don't keep an absolute coord system for rows
		1938	// TODO: treat rows as we treat columns
		1939	map_get_row (self, y0 + self->y - self->oy);//D
		1940	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		1941
		1942	x0 += self->x - self->ox;
		1943	y0 += self->y - self->oy;
		1944
		1945	x1 = x0 + w;
		1946	y1 = y0 + h;
		1947
		1948	for (y = y0; y < y1; y++)
		1949	{
		1950	maprow *row = 0 <= y && y < self->rows
		1951	? self->row + y
		1952	: 0;
		1953
		1954	for (x = x0; x < x1; x++)
		1955	{
		1956	if (row && row->c0 <= x && x < row->c1)
		1957	{
		1958	mapcell *cell = row->col + (x - row->c0);
		1959	uint8_t flags = 0;
		1960
		1961	if (cell->tile [0]) flags |= 1;
		1962	if (cell->tile [1]) flags |= 2;
		1963	if (cell->tile [2]) flags |= 4;
		1964
		1965	*data++ = flags;
		1966
		1967	if (flags & 1)
		1968	{
		1969	tileid tile = cell->tile [0];
		1970	*data++ = tile >> 8;
		1971	*data++ = tile;
		1972	}
		1973
		1974	if (flags & 2)
		1975	{
		1976	tileid tile = cell->tile [1];
		1977	*data++ = tile >> 8;
		1978	*data++ = tile;
		1979	}
		1980
		1981	if (flags & 4)
		1982	{
		1983	tileid tile = cell->tile [2];
		1984	*data++ = tile >> 8;
		1985	*data++ = tile;
		1986	}
		1987	}
		1988	else
		1989	*data++ = 0;
		1990	}
		1991	}
		1992
		1993	SvPOK_only (data_sv);
		1994	SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
		1995	RETVAL = data_sv;
		1996	}
		1997	OUTPUT:
		1998	RETVAL
		1999
		2000	void
		2001	set_rect (CFPlus::Map self, int x0, int y0, uint8_t *data)
		2002	PPCODE:
		2003	{
		2004	int x, y, z;
		2005	int w, h;
		2006	int x1, y1;
		2007
		2008	if (*data++ != 0)
		2009	return; /* version mismatch */
		2010
		2011	w = *data++ << 8; w |= *data++;
		2012	h = *data++ << 8; h |= *data++;
		2013
		2014	// we need to do this 'cause we don't keep an absolute coord system for rows
		2015	// TODO: treat rows as we treat columns
		2016	map_get_row (self, y0 + self->y - self->oy);//D
		2017	map_get_row (self, y0 + self->y - self->oy + h - 1);//D
		2018
		2019	x0 += self->x - self->ox;
		2020	y0 += self->y - self->oy;
		2021
		2022	x1 = x0 + w;
		2023	y1 = y0 + h;
		2024
		2025	for (y = y0; y < y1; y++)
		2026	{
		2027	maprow *row = map_get_row (self, y);
		2028
		2029	for (x = x0; x < x1; x++)
		2030	{
		2031	uint8_t flags = *data++;
		2032
		2033	if (flags)
		2034	{
		2035	mapcell *cell = row_get_cell (row, x);
		2036	tileid tile[3] = { 0, 0, 0 };
		2037
		2038	if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
		2039	if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
		2040	if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
		2041
		2042	if (cell->darkness == 0)
		2043	{
		2044	cell->darkness = 0;
		2045
		2046	for (z = 0; z <= 2; z++)
		2047	{
		2048	tileid t = tile [z];
		2049
		2050	if (t >= self->texs || (t && !self->tex [t].name))
		2051	{
		2052	XPUSHs (sv_2mortal (newSViv (t)));
		2053	need_texid (self, t);
		2054	}
		2055
		2056	cell->tile [z] = t;
		2057	}
		2058	}
		2059	}
		2060	}
		2061	}
		2062	}
		2063
		2064	MODULE = CFPlus PACKAGE = CFPlus::MixChunk
		2065
		2066	CFPlus::MixChunk
		2067	new_from_file (SV *class, char *path)
		2068	CODE:
		2069	RETVAL = Mix_LoadWAV (path);
		2070	OUTPUT:
		2071	RETVAL
		2072
		2073	void
		2074	DESTROY (CFPlus::MixChunk self)
		2075	CODE:
		2076	Mix_FreeChunk (self);
		2077
		2078	int
		2079	volume (CFPlus::MixChunk self, int volume = -1)
		2080	CODE:
		2081	RETVAL = Mix_VolumeChunk (self, volume);
		2082	OUTPUT:
		2083	RETVAL
		2084
		2085	int
		2086	play (CFPlus::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)
		2087	CODE:
		2088	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2089	OUTPUT:
		2090	RETVAL
		2091
		2092	MODULE = CFPlus PACKAGE = CFPlus::MixMusic
		2093
		2094	int
		2095	volume (int volume = -1)
		2096	CODE:
		2097	RETVAL = Mix_VolumeMusic (volume);
		2098	OUTPUT:
		2099	RETVAL
		2100
		2101	CFPlus::MixMusic
		2102	new_from_file (SV *class, char *path)
		2103	CODE:
		2104	RETVAL = Mix_LoadMUS (path);
		2105	OUTPUT:
		2106	RETVAL
		2107
		2108	void
		2109	DESTROY (CFPlus::MixMusic self)
		2110	CODE:
		2111	Mix_FreeMusic (self);
		2112
		2113	int
		2114	play (CFPlus::MixMusic self, int loops = -1)
		2115	CODE:
		2116	RETVAL = Mix_PlayMusic (self, loops);
		2117	OUTPUT:
		2118	RETVAL
		2119
		2120	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		2121
		2122	BOOT:
		2123	{
		2124	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
		2125	static const struct {
		2126	const char *name;
		2127	IV iv;
		2128	} *civ, const_iv[] = {
		2129	# define const_iv(name) { # name, (IV)name }
		2130	const_iv (GL_COLOR_MATERIAL),
		2131	const_iv (GL_SMOOTH),
		2132	const_iv (GL_FLAT),
		2133	const_iv (GL_DITHER),
		2134	const_iv (GL_BLEND),
		2135	const_iv (GL_CULL_FACE),
		2136	const_iv (GL_SCISSOR_TEST),
		2137	const_iv (GL_DEPTH_TEST),
		2138	const_iv (GL_ALPHA_TEST),
		2139	const_iv (GL_NORMALIZE),
		2140	const_iv (GL_RESCALE_NORMAL),
		2141	const_iv (GL_FRONT),
		2142	const_iv (GL_BACK),
		2143	const_iv (GL_AND),
		2144	const_iv (GL_ONE),
		2145	const_iv (GL_ZERO),
		2146	const_iv (GL_SRC_ALPHA),
		2147	const_iv (GL_DST_ALPHA),
		2148	const_iv (GL_ONE_MINUS_SRC_ALPHA),
		2149	const_iv (GL_ONE_MINUS_DST_ALPHA),
		2150	const_iv (GL_SRC_ALPHA_SATURATE),
		2151	const_iv (GL_RGB),
		2152	const_iv (GL_RGBA),
		2153	const_iv (GL_RGBA4),
		2154	const_iv (GL_RGBA8),
		2155	const_iv (GL_RGB5_A1),
		2156	const_iv (GL_UNSIGNED_BYTE),
		2157	const_iv (GL_UNSIGNED_SHORT),
		2158	const_iv (GL_UNSIGNED_INT),
		2159	const_iv (GL_ALPHA),
		2160	const_iv (GL_INTENSITY),
		2161	const_iv (GL_LUMINANCE),
		2162	const_iv (GL_LUMINANCE_ALPHA),
		2163	const_iv (GL_FLOAT),
		2164	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
		2165	const_iv (GL_COMPILE),
		2166	const_iv (GL_TEXTURE_1D),
		2167	const_iv (GL_TEXTURE_2D),
		2168	const_iv (GL_TEXTURE_ENV),
		2169	const_iv (GL_TEXTURE_MAG_FILTER),
		2170	const_iv (GL_TEXTURE_MIN_FILTER),
		2171	const_iv (GL_TEXTURE_ENV_MODE),
		2172	const_iv (GL_TEXTURE_WRAP_S),
		2173	const_iv (GL_TEXTURE_WRAP_T),
		2174	const_iv (GL_REPEAT),
		2175	const_iv (GL_CLAMP),
		2176	const_iv (GL_CLAMP_TO_EDGE),
		2177	const_iv (GL_NEAREST),
		2178	const_iv (GL_LINEAR),
		2179	const_iv (GL_NEAREST_MIPMAP_NEAREST),
		2180	const_iv (GL_LINEAR_MIPMAP_NEAREST),
		2181	const_iv (GL_NEAREST_MIPMAP_LINEAR),
		2182	const_iv (GL_LINEAR_MIPMAP_LINEAR),
		2183	const_iv (GL_GENERATE_MIPMAP),
		2184	const_iv (GL_MODULATE),
		2185	const_iv (GL_DECAL),
		2186	const_iv (GL_REPLACE),
		2187	const_iv (GL_DEPTH_BUFFER_BIT),
		2188	const_iv (GL_COLOR_BUFFER_BIT),
		2189	const_iv (GL_PROJECTION),
		2190	const_iv (GL_MODELVIEW),
		2191	const_iv (GL_COLOR_LOGIC_OP),
		2192	const_iv (GL_SEPARABLE_2D),
		2193	const_iv (GL_CONVOLUTION_2D),
		2194	const_iv (GL_CONVOLUTION_BORDER_MODE),
		2195	const_iv (GL_CONSTANT_BORDER),
		2196	const_iv (GL_LINES),
		2197	const_iv (GL_LINE_STRIP),
		2198	const_iv (GL_LINE_LOOP),
		2199	const_iv (GL_QUADS),
		2200	const_iv (GL_QUAD_STRIP),
		2201	const_iv (GL_TRIANGLES),
		2202	const_iv (GL_TRIANGLE_STRIP),
		2203	const_iv (GL_TRIANGLE_FAN),
		2204	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2205	const_iv (GL_FASTEST),
		2206	const_iv (GL_V2F),
		2207	const_iv (GL_V3F),
		2208	const_iv (GL_T2F_V3F),
		2209	const_iv (GL_T2F_N3F_V3F),
		2210	# undef const_iv
		2211	};
		2212
		2213	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		2214	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2215	}
		2216
		2217	char *
		2218	gl_vendor ()
		2219	CODE:
		2220	RETVAL = (char *)glGetString (GL_VENDOR);
		2221	OUTPUT:
		2222	RETVAL
		2223
		2224	char *
		2225	gl_version ()
		2226	CODE:
		2227	RETVAL = (char *)glGetString (GL_VERSION);
		2228	OUTPUT:
		2229	RETVAL
		2230
		2231	char *
		2232	gl_extensions ()
		2233	CODE:
		2234	RETVAL = (char *)glGetString (GL_EXTENSIONS);
		2235	OUTPUT:
		2236	RETVAL
		2237
		2238	int glGetError ()
		2239
		2240	void glFinish ()
		2241
		2242	void glClear (int mask)
		2243
		2244	void glClearColor (float r, float g, float b, float a = 1.0)
		2245	PROTOTYPE: @
		2246
		2247	void glEnable (int cap)
		2248
		2249	void glDisable (int cap)
		2250
		2251	void glShadeModel (int mode)
		2252
		2253	void glHint (int target, int mode)
		2254
		2255	void glBlendFunc (int sfactor, int dfactor)
		2256
		2257	void glBlendFuncSeparate (int sa, int da, int saa, int daa)
		2258	CODE:
		2259	gl_BlendFuncSeparate (sa, da, saa, daa);
		2260
		2261	void glDepthMask (int flag)
		2262
		2263	void glLogicOp (int opcode)
		2264
		2265	void glColorMask (int red, int green, int blue, int alpha)
		2266
		2267	void glMatrixMode (int mode)
		2268
		2269	void glPushMatrix ()
		2270
		2271	void glPopMatrix ()
		2272
		2273	void glLoadIdentity ()
		2274
		2275	void glDrawBuffer (int buffer)
		2276
		2277	void glReadBuffer (int buffer)
		2278
		2279	# near_ and far_ are due to microsofts buggy "c" compiler
		2280	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
		2281
		2282	# near_ and far_ are due to microsofts buggy "c" compiler
		2283	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2284
		2285	void glViewport (int x, int y, int width, int height)
		2286
		2287	void glScissor (int x, int y, int width, int height)
		2288
		2289	void glTranslate (float x, float y, float z = 0.)
		2290	CODE:
		2291	glTranslatef (x, y, z);
		2292
		2293	void glScale (float x, float y, float z = 1.)
		2294	CODE:
		2295	glScalef (x, y, z);
		2296
		2297	void glRotate (float angle, float x, float y, float z)
		2298	CODE:
		2299	glRotatef (angle, x, y, z);
		2300
		2301	void glBegin (int mode)
		2302
		2303	void glEnd ()
		2304
		2305	void glColor (float r, float g, float b, float a = 1.0)
		2306	PROTOTYPE: @
		2307	ALIAS:
		2308	glColor_premultiply = 1
		2309	CODE:
		2310	if (ix)
		2311	{
		2312	r *= a;
		2313	g *= a;
		2314	b *= a;
		2315	}
		2316	// microsoft visual "c" rounds instead of truncating...
		2317	glColor4f (r, g, b, a);
		2318
		2319	void glInterleavedArrays (int format, int stride, char *data)
		2320
		2321	void glDrawElements (int mode, int count, int type, char *indices)
		2322
		2323	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2324
		2325	void glRasterPos (float x, float y, float z = 0.)
		2326	CODE:
		2327	glRasterPos3f (0, 0, z);
		2328	glBitmap (0, 0, 0, 0, x, y, 0);
		2329
		2330	void glVertex (float x, float y, float z = 0.)
		2331	CODE:
		2332	glVertex3f (x, y, z);
		2333
		2334	void glTexCoord (float s, float t)
		2335	CODE:
		2336	glTexCoord2f (s, t);
		2337
		2338	void glTexEnv (int target, int pname, float param)
		2339	CODE:
		2340	glTexEnvf (target, pname, param);
		2341
		2342	void glTexParameter (int target, int pname, float param)
		2343	CODE:
		2344	glTexParameterf (target, pname, param);
		2345
		2346	void glBindTexture (int target, int name)
		2347
		2348	void glConvolutionParameter (int target, int pname, float params)
		2349	CODE:
		2350	if (gl.ConvolutionParameterf)
		2351	gl.ConvolutionParameterf (target, pname, params);
		2352
		2353	void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
		2354	CODE:
		2355	if (gl.ConvolutionFilter2D)
		2356	gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
		2357
		2358	void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
		2359	CODE:
		2360	if (gl.SeparableFilter2D)
		2361	gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
		2362
		2363	void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data)
		2364
		2365	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
		2366
		2367	void glDrawPixels (int width, int height, int format, int type, char *pixels)
		2368
		2369	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
		2370
		2371	int glGenTexture ()
		2372	CODE:
		2373	{
		2374	GLuint name;
		2375	glGenTextures (1, &name);
		2376	RETVAL = name;
		2377	}
		2378	OUTPUT:
		2379	RETVAL
		2380
		2381	void glDeleteTexture (int name)
		2382	CODE:
		2383	{
		2384	GLuint name_ = name;
		2385	glDeleteTextures (1, &name_);
		2386	}
		2387
		2388	int glGenList ()
		2389	CODE:
		2390	RETVAL = glGenLists (1);
		2391	OUTPUT:
		2392	RETVAL
		2393
		2394	void glDeleteList (int list)
		2395	CODE:
		2396	glDeleteLists (list, 1);
		2397
		2398	void glNewList (int list, int mode = GL_COMPILE)
		2399
		2400	void glEndList ()
		2401
		2402	void glCallList (int list)
		2403

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