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

Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.175 by root, Fri Apr 6 08:09:42 2007 UTC vs.
Revision 1.220 by root, Thu Aug 9 11:02:08 2007 UTC

…		…
6	# include <wininet.h>	6	# include <wininet.h>
7	# pragma warning(disable:4244)	7	# pragma warning(disable:4244)
8	# pragma warning(disable:4761)	8	# pragma warning(disable:4761)
9	#endif	9	#endif
10		10
		11	//#define DEBUG 1
		12	#if DEBUG
		13	# include <valgrind/memcheck.h>
		14	#endif
		15
11	#include "EXTERN.h"	16	#include "EXTERN.h"
12	#include "perl.h"	17	#include "perl.h"
13	#include "XSUB.h"	18	#include "XSUB.h"
14		19
15	#ifdef _WIN32	20	#ifdef _WIN32
…		…
20	#include <math.h>	25	#include <math.h>
21	#include <string.h>	26	#include <string.h>
22	#include <stdio.h>	27	#include <stdio.h>
23	#include <stdlib.h>	28	#include <stdlib.h>
24		29
		30	#define USE_RWOPS 1 // for SDL_mixer:LoadMUS_RW
		31
25	#include <SDL.h>	32	#include <SDL.h>
		33	#include <SDL_thread.h>
26	#include <SDL_endian.h>	34	#include <SDL_endian.h>
27	#include <SDL_image.h>	35	#include <SDL_image.h>
28	#include <SDL_mixer.h>	36	#include <SDL_mixer.h>
29	#include <SDL_opengl.h>	37	#include <SDL_opengl.h>
30		38
…		…
56	# define PARACHUTE SDL_INIT_NOPARACHUTE	64	# define PARACHUTE SDL_INIT_NOPARACHUTE
57	#else	65	#else
58	# define PARACHUTE 0	66	# define PARACHUTE 0
59	#endif	67	#endif
60		68
		69	static AV *texture_av;
		70
61	static struct	71	static struct
62	{	72	{
63	#define GL_FUNC(ptr,name) ptr name;	73	#define GL_FUNC(ptr,name) ptr name;
64	#include "glfunc.h"	74	#include "glfunc.h"
65	#undef GL_FUNC	75	#undef GL_FUNC
66	} gl;	76	} gl;
67		77
		78	static void
68	static void gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)	79	gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
69	{	80	{
70	if (gl.BlendFuncSeparate)	81	if (gl.BlendFuncSeparate)
71	gl.BlendFuncSeparate (sa, da, saa, daa);	82	gl.BlendFuncSeparate (sa, da, saa, daa);
72	else if (gl.BlendFuncSeparateEXT)	83	else if (gl.BlendFuncSeparateEXT)
73	gl.BlendFuncSeparateEXT (sa, da, saa, daa);	84	gl.BlendFuncSeparateEXT (sa, da, saa, daa);
74	else	85	else
75	glBlendFunc (sa, da);	86	glBlendFunc (sa, da);
76	}	87	}
77		88
		89	static GLuint
		90	gen_texture ()
		91	{
		92	GLuint name;
		93
		94	if (AvFILL (texture_av) >= 0)
		95	name = (GLuint)(size_t)av_pop (texture_av);
		96	else
		97	glGenTextures (1, &name);
		98
		99	return name;
		100	}
		101
		102	static void
		103	del_texture (GLuint name)
		104	{
		105	/* make a half-assed attempt at returning the memory used by the texture */
		106	/* textures are frequently being reused by cfplus anyway */
		107	/*glBindTexture (GL_TEXTURE_2D, name);*/
		108	/*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
		109	av_push (texture_av, (SV *)(size_t)name);
		110	glDeleteTextures (1, &name);
		111	}
		112
78	#include "texcache.c"	113	#include "texcache.c"
79		114
80	#include "pango-font.c"	115	#include "pango-font.c"
81	#include "pango-fontmap.c"	116	#include "pango-fontmap.c"
82	#include "pango-render.c"	117	#include "pango-render.c"
83		118
		119	typedef IV CFPlus__Channel;
		120	typedef SDL_RWops *CFPlus__RW;
84	typedef Mix_Chunk *CFPlus__MixChunk;	121	typedef Mix_Chunk *CFPlus__MixChunk;
85	typedef Mix_Music *CFPlus__MixMusic;	122	typedef Mix_Music *CFPlus__MixMusic;
86		123
87	typedef PangoFontDescription *CFPlus__Font;	124	typedef PangoFontDescription *CFPlus__Font;
88		125
…		…
163	typedef struct {	200	typedef struct {
164	int name;	201	int name;
165	int w, h;	202	int w, h;
166	float s, t;	203	float s, t;
167	uint8_t r, g, b, a;	204	uint8_t r, g, b, a;
		205	tileid smoothtile;
		206	uint8_t smoothlevel;
168	} maptex;	207	} maptex;
169		208
170	typedef struct {	209	typedef struct {
171	uint32_t player;	210	uint32_t player;
172	tileid tile[3];	211	tileid tile[3];
173	uint16_t darkness;	212	uint16_t darkness;
174	uint8_t stat_width, stat_hp, flags;	213	uint8_t stat_width, stat_hp, flags, smoothmax;
175	} mapcell;	214	} mapcell;
176		215
177	typedef struct {	216	typedef struct {
178	int32_t c0, c1;	217	int32_t c0, c1;
179	mapcell *col;	218	mapcell *col;
…		…
335	cell->player = 0;	374	cell->player = 0;
336	}	375	}
337	}	376	}
338	}	377	}
339		378
		379	typedef struct {
		380	tileid tile;
		381	uint8_t x, y, level;
		382	} smooth_key;
		383
		384	static void
		385	smooth_or_bits (HV *hv, smooth_key *key, IV bits)
		386	{
		387	SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
		388
		389	if (SvIOK (*sv))
		390	SvIV_set (*sv, SvIVX (*sv) | bits);
		391	else
		392	sv_setiv (*sv, bits);
		393	}
		394
340	static void	395	static void
341	music_finished (void)	396	music_finished (void)
342	{	397	{
343	SDL_UserEvent ev;	398	SDL_UserEvent ev;
344		399
…		…
381	}	436	}
382		437
383	/* SDL should provide this, really. */	438	/* SDL should provide this, really. */
384	#define SDLK_MODIFIER_MIN 300	439	#define SDLK_MODIFIER_MIN 300
385	#define SDLK_MODIFIER_MAX 314	440	#define SDLK_MODIFIER_MAX 314
		441
		442	/******************************************************************************/
		443
		444	static GV *draw_x_gv, *draw_y_gv, *draw_w_gv, *draw_h_gv;
		445	static GV *hover_gv;
		446
		447	static int
		448	within_widget (SV *widget, NV x, NV y)
		449	{
		450	HV *self;
		451	SV **svp;
		452	NV wx, ww, wy, wh;
		453
		454	if (!SvROK (widget))
		455	return 0;
		456
		457	self = (HV *)SvRV (widget);
		458
		459	if (SvTYPE (self) != SVt_PVHV)
		460	return 0;
		461
		462	svp = hv_fetch (self, "y", 1, 0); wy = svp ? SvNV (*svp) : 0.;
		463	if (y < wy)
		464	return 0;
		465
		466	svp = hv_fetch (self, "h", 1, 0); wh = svp ? SvNV (*svp) : 0.;
		467	if (y >= wy + wh)
		468	return 0;
		469
		470	svp = hv_fetch (self, "x", 1, 0); wx = svp ? SvNV (*svp) : 0.;
		471	if (x < wx)
		472	return 0;
		473
		474	svp = hv_fetch (self, "w", 1, 0); ww = svp ? SvNV (*svp) : 0.;
		475	if (x >= wx + ww)
		476	return 0;
		477
		478	svp = hv_fetch (self, "can_events", sizeof ("can_events") - 1, 0);
		479	if (!svp || !SvTRUE (*svp))
		480	return 0;
		481
		482	return 1;
		483	}
386		484
387	MODULE = CFPlus PACKAGE = CFPlus	485	MODULE = CFPlus PACKAGE = CFPlus
388		486
389	PROTOTYPES: ENABLE	487	PROTOTYPES: ENABLE
390		488
…		…
537	opengl_fontmap = pango_opengl_font_map_new ();	635	opengl_fontmap = pango_opengl_font_map_new ();
538	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);	636	pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
539	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);	637	opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
540	}	638	}
541		639
		640	char *
		641	SDL_GetError ()
		642
542	int	643	int
543	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)	644	SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
544		645
545	void	646	void
546	SDL_Quit ()	647	SDL_Quit ()
547		648
548	void	649	void
549	SDL_ListModes ()	650	SDL_ListModes (int rgb, int alpha)
550	PPCODE:	651	PPCODE:
551	{	652	{
552	SDL_Rect **m;	653	SDL_Rect **m;
553		654
554	SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 5);	655	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
555	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);	656	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
556	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);	657	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
557	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);	658	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
558		659
559	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);	660	SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
560	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);	661	SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
561		662
562	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);	663	SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
563	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);	664	SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
564	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);	665	SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
565	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);	666	SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
566		667
567	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);	668	SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
568	#if SDL_VERSION_ATLEAST(1,2,10)	669	#if SDL_VERSION_ATLEAST(1,2,10)
569	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);	670	SDL_GL_SetAttribute (SDL_GL_ACCELERATED_VISUAL, 1);
570	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);	671	SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
571	#endif	672	#endif
572		673
573	SDL_EnableUNICODE (1);
574	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
575
576	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);	674	m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
577		675
578	if (m && m != (SDL_Rect **)-1)	676	if (m && m != (SDL_Rect **)-1)
579	while (*m)	677	while (*m)
580	{	678	{
		679	if ((*m)->w >= 640 && (*m)->h >= 480)
		680	{
581	AV *av = newAV ();	681	AV *av = newAV ();
582	av_push (av, newSViv ((*m)->w));	682	av_push (av, newSViv ((*m)->w));
583	av_push (av, newSViv ((*m)->h));	683	av_push (av, newSViv ((*m)->h));
		684	av_push (av, newSViv (rgb));
		685	av_push (av, newSViv (alpha));
584	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));	686	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		687	}
585		688
586	++m;	689	++m;
587	}	690	}
588	}	691	}
589		692
590	char *
591	SDL_GetError ()
592
593	int	693	int
594	SDL_SetVideoMode (int w, int h, int fullscreen)	694	SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
595	CODE:	695	CODE:
		696	{
		697	SDL_EnableUNICODE (1);
		698	SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
		699
		700	SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
		701	SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
		702	SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
		703	SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
		704
596	RETVAL = !!SDL_SetVideoMode (	705	RETVAL = !!SDL_SetVideoMode (
597	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)	706	w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
598	);	707	);
		708
599	if (RETVAL)	709	if (RETVAL)
600	{	710	{
		711	av_clear (texture_av);
		712
601	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");	713	SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+");
602	# define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);	714	#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
603	# include "glfunc.h"	715	#include "glfunc.h"
604	# undef GL_FUNC	716	#undef GL_FUNC
605	}	717	}
		718	}
606	OUTPUT:	719	OUTPUT:
607	RETVAL	720	RETVAL
608		721
609	void	722	void
610	SDL_GL_SwapBuffers ()	723	SDL_GL_SwapBuffers ()
611		724
612	char *	725	char *
613	SDL_GetKeyName (int sym)	726	SDL_GetKeyName (int sym)
614		727
		728	int
		729	SDL_GetAppState ()
		730
615	void	731	void
616	SDL_PollEvent ()	732	poll_events ()
617	PPCODE:	733	PPCODE:
618	{	734	{
619	SDL_Event ev;	735	SDL_Event ev;
620		736
621	while (SDL_PollEvent (&ev))	737	SDL_PumpEvents ();
		738	while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
622	{	739	{
623	HV *hv = newHV ();	740	HV *hv = newHV ();
624	hv_store (hv, "type", 4, newSViv (ev.type), 0);	741	hv_store (hv, "type", 4, newSViv (ev.type), 0);
625		742
626	switch (ev.type)	743	switch (ev.type)
…		…
638	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);	755	hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
639	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);	756	hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
640	break;	757	break;
641		758
642	case SDL_MOUSEMOTION:	759	case SDL_MOUSEMOTION:
		760	{
		761	int state = ev.motion.state;
		762	int x = ev.motion.x;
		763	int y = ev.motion.y;
		764	int xrel = ev.motion.xrel;
		765	int yrel = ev.motion.yrel;
		766
		767	/* do simplistic event compression */
		768	while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
		769	&& state == ev.motion.state)
		770	{
		771	xrel += ev.motion.xrel;
		772	yrel += ev.motion.yrel;
		773	x = ev.motion.x;
		774	y = ev.motion.y;
		775	SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
		776	}
		777
643	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);	778	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
644
645	hv_store (hv, "state", 5, newSViv (ev.motion.state), 0);	779	hv_store (hv, "state", 5, newSViv (state), 0);
646	hv_store (hv, "x", 1, newSViv (ev.motion.x), 0);	780	hv_store (hv, "x", 1, newSViv (x), 0);
647	hv_store (hv, "y", 1, newSViv (ev.motion.y), 0);	781	hv_store (hv, "y", 1, newSViv (y), 0);
648	hv_store (hv, "xrel", 4, newSViv (ev.motion.xrel), 0);	782	hv_store (hv, "xrel", 4, newSViv (xrel), 0);
649	hv_store (hv, "yrel", 4, newSViv (ev.motion.yrel), 0);	783	hv_store (hv, "yrel", 4, newSViv (yrel), 0);
		784	}
650	break;	785	break;
651		786
652	case SDL_MOUSEBUTTONDOWN:	787	case SDL_MOUSEBUTTONDOWN:
653	case SDL_MOUSEBUTTONUP:	788	case SDL_MOUSEBUTTONUP:
654	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);	789	hv_store (hv, "mod", 3, newSViv (SDL_GetModState ()), 0);
…		…
669	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));	804	XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
670	}	805	}
671	}	806	}
672		807
673	int	808	int
674	Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048)	809	Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 1024)
675	POSTCALL:	810	POSTCALL:
676	Mix_HookMusicFinished (music_finished);	811	Mix_HookMusicFinished (music_finished);
677	Mix_ChannelFinished (channel_finished);	812	Mix_ChannelFinished (channel_finished);
678		813
679	void	814	void
680	Mix_CloseAudio ()	815	Mix_CloseAudio ()
681		816
682	int	817	int
683	Mix_AllocateChannels (int numchans = -1)	818	Mix_AllocateChannels (int numchans = -1)
684		819
		820	const char *
		821	Mix_GetError ()
		822
685	void	823	void
686	lowdelay (int fd, int val = 1)	824	lowdelay (int fd, int val = 1)
687	CODE:	825	CODE:
688	#ifndef _WIN32
689	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));	826	setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
690	#endif
691		827
692	void	828	void
693	win32_proxy_info ()	829	win32_proxy_info ()
694	PPCODE:	830	PPCODE:
695	{	831	{
…		…
732	STRLEN image_len;	868	STRLEN image_len;
733	char *image = (char *)SvPVbyte (image_, image_len);	869	char *image = (char *)SvPVbyte (image_, image_len);
734	SDL_Surface *surface, *surface2;	870	SDL_Surface *surface, *surface2;
735	SDL_PixelFormat fmt;	871	SDL_PixelFormat fmt;
736	SDL_RWops *rw = ix	872	SDL_RWops *rw = ix
737	? SDL_RWFromFile (image, "r")	873	? SDL_RWFromFile (image, "rb")
738	: SDL_RWFromConstMem (image, image_len);	874	: SDL_RWFromConstMem (image, image_len);
739		875
740	if (!rw)	876	if (!rw)
741	croak ("load_image: %s", SDL_GetError ());	877	croak ("load_image: %s", SDL_GetError ());
742		878
…		…
836	ExitThread (retval); // unclean, please beam me up	972	ExitThread (retval); // unclean, please beam me up
837	#else	973	#else
838	_exit (retval);	974	_exit (retval);
839	#endif	975	#endif
840		976
		977	void
		978	debug ()
		979	CODE:
		980	{
		981	#if DEBUG
		982	VALGRIND_DO_LEAK_CHECK;
		983	#endif
		984	}
		985
841	MODULE = CFPlus PACKAGE = CFPlus::Font	986	MODULE = CFPlus PACKAGE = CFPlus::Font
		987
		988	PROTOTYPES: DISABLE
842		989
843	CFPlus::Font	990	CFPlus::Font
844	new_from_file (SV *class, char *path, int id = 0)	991	new_from_file (SV *class, char *path, int id = 0)
845	CODE:	992	CODE:
846	{	993	{
…		…
857	CODE:	1004	CODE:
858	pango_font_description_free (self);	1005	pango_font_description_free (self);
859		1006
860	void	1007	void
861	make_default (CFPlus::Font self)	1008	make_default (CFPlus::Font self)
		1009	PROTOTYPE: $
862	CODE:	1010	CODE:
863	default_font = self;	1011	default_font = self;
864		1012
865	MODULE = CFPlus PACKAGE = CFPlus::Layout	1013	MODULE = CFPlus PACKAGE = CFPlus::Layout
866		1014
		1015	PROTOTYPES: DISABLE
		1016
867	void	1017	void
868	reset_glyph_cache ()	1018	reset_glyph_cache ()
		1019	PROTOTYPE:
869	CODE:	1020	CODE:
870	tc_clear ();	1021	tc_clear ();
871		1022
872	CFPlus::Layout	1023	CFPlus::Layout
873	new (SV *class)	1024	new (SV *class)
…		…
1160	flags	1311	flags
1161	);	1312	);
1162		1313
1163	MODULE = CFPlus PACKAGE = CFPlus::Texture	1314	MODULE = CFPlus PACKAGE = CFPlus::Texture
1164		1315
1165	void	1316	PROTOTYPES: ENABLE
1166	pad2pot (SV *data_, SV *w_, SV *h_)
1167	CODE:
1168	{
1169	int ow = SvIV (w_);
1170	int oh = SvIV (h_);
1171		1317
1172	if (ow && oh)	1318	int minpot (int n)
		1319
		1320	void
		1321	pad (SV *data_, int ow, int oh, int nw, int nh)
		1322	CODE:
		1323	{
		1324	if ((nw != ow || nh != oh) && SvOK (data_))
1173	{	1325	{
1174	int nw = minpot (ow);
1175	int nh = minpot (oh);
1176
1177	if (nw != ow || nh != oh)
1178	{
1179	if (SvOK (data_))
1180	{
1181	STRLEN datalen;	1326	STRLEN datalen;
1182	char *data = SvPVbyte (data_, datalen);	1327	char *data = SvPVbyte (data_, datalen);
1183	int bpp = datalen / (ow * oh);	1328	int bpp = datalen / (ow * oh);
1184	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));	1329	SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
1185		1330
1186	SvPOK_only (result_);	1331	SvPOK_only (result_);
1187	SvCUR_set (result_, nw * nh * bpp);	1332	SvCUR_set (result_, nw * nh * bpp);
1188		1333
1189	memset (SvPVX (result_), 0, nw * nh * bpp);	1334	memset (SvPVX (result_), 0, nw * nh * bpp);
1190	while (oh--)	1335	while (oh--)
1191	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);	1336	memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
1192		1337
1193	sv_setsv (data_, result_);	1338	sv_setsv (data_, result_);
1194	}
1195
1196	sv_setiv (w_, nw);
1197	sv_setiv (h_, nh);
1198	}
1199	}	1339	}
1200	}	1340	}
1201		1341
1202	void	1342	void
1203	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)	1343	draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
…		…
1209	{	1349	{
1210	HV *hv = (HV *)SvRV (self);	1350	HV *hv = (HV *)SvRV (self);
1211	float s = SvNV (*hv_fetch (hv, "s", 1, 1));	1351	float s = SvNV (*hv_fetch (hv, "s", 1, 1));
1212	float t = SvNV (*hv_fetch (hv, "t", 1, 1));	1352	float t = SvNV (*hv_fetch (hv, "t", 1, 1));
1213	int name = SvIV (*hv_fetch (hv, "name", 4, 1));	1353	int name = SvIV (*hv_fetch (hv, "name", 4, 1));
		1354
		1355	if (name <= 0)
		1356	XSRETURN_EMPTY;
1214		1357
1215	if (items < 5)	1358	if (items < 5)
1216	{	1359	{
1217	w = SvNV (*hv_fetch (hv, "w", 1, 1));	1360	w = SvNV (*hv_fetch (hv, "w", 1, 1));
1218	h = SvNV (*hv_fetch (hv, "h", 1, 1));	1361	h = SvNV (*hv_fetch (hv, "h", 1, 1));
…		…
1246	glDisable (GL_ALPHA_TEST);	1389	glDisable (GL_ALPHA_TEST);
1247	glDisable (GL_BLEND);	1390	glDisable (GL_BLEND);
1248	}	1391	}
1249	}	1392	}
1250		1393
		1394	IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
		1395	CODE:
		1396	{
		1397	GLint width;
		1398	glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
		1399	glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
		1400	RETVAL = width > 0;
		1401	}
		1402	OUTPUT:
		1403	RETVAL
		1404
1251	MODULE = CFPlus PACKAGE = CFPlus::Map	1405	MODULE = CFPlus PACKAGE = CFPlus::Map
		1406
		1407	PROTOTYPES: DISABLE
1252		1408
1253	CFPlus::Map	1409	CFPlus::Map
1254	new (SV *class)	1410	new (SV *class)
1255	CODE:	1411	CODE:
1256	New (0, RETVAL, 1, struct map);	1412	New (0, RETVAL, 1, struct map);
…		…
1292	set_tileid (CFPlus::Map self, int face, int tile)	1448	set_tileid (CFPlus::Map self, int face, int tile)
1293	CODE:	1449	CODE:
1294	{	1450	{
1295	need_facenum (self, face); self->face2tile [face] = tile;	1451	need_facenum (self, face); self->face2tile [face] = tile;
1296	need_texid (self, tile);	1452	need_texid (self, tile);
		1453	}
		1454
		1455	void
		1456	set_smooth (CFPlus::Map self, int face, int smooth, int level)
		1457	CODE:
		1458	{
		1459	tileid texid;
		1460	maptex *tex;
		1461
		1462	if (face < 0 || face >= self->faces)
		1463	return;
		1464
		1465	if (smooth < 0 || smooth >= self->faces)
		1466	return;
		1467
		1468	texid = self->face2tile [face];
		1469
		1470	if (!texid)
		1471	return;
		1472
		1473	tex = self->tex + texid;
		1474	tex->smoothtile = self->face2tile [smooth];
		1475	tex->smoothlevel = level;
1297	}	1476	}
1298		1477
1299	void	1478	void
1300	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)	1479	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)
1301	CODE:	1480	CODE:
…		…
1352	CODE:	1531	CODE:
1353	{	1532	{
1354	if (dx > 0)	1533	if (dx > 0)
1355	map_blank (self, self->x, self->y, dx, self->h);	1534	map_blank (self, self->x, self->y, dx, self->h);
1356	else if (dx < 0)	1535	else if (dx < 0)
1357	map_blank (self, self->x + self->w + dx + 1, self->y, -dx, self->h);	1536	map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
1358		1537
1359	if (dy > 0)	1538	if (dy > 0)
1360	map_blank (self, self->x, self->y, self->w, dy);	1539	map_blank (self, self->x, self->y, self->w, dy);
1361	else if (dy < 0)	1540	else if (dy < 0)
1362	map_blank (self, self->x, self->y + self->h + dy + 1, self->w, -dy);	1541	map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
1363		1542
1364	self->ox += dx; self->x += dx;	1543	self->ox += dx; self->x += dx;
1365	self->oy += dy; self->y += dy;	1544	self->oy += dy; self->y += dy;
1366		1545
1367	while (self->y < 0)	1546	while (self->y < 0)
…		…
1421	}	1600	}
1422	else if (cmd == 6) // monster width	1601	else if (cmd == 6) // monster width
1423	cell->stat_width = *data++ + 1;	1602	cell->stat_width = *data++ + 1;
1424	else if (cmd == 0x47)	1603	else if (cmd == 0x47)
1425	{	1604	{
1426	if (*data == 8)	1605	if (*data == 4)
1427	; // decode player uuid	1606	; // decode player count
1428		1607
1429	data += *data + 1;	1608	data += *data + 1;
1430	}	1609	}
1431	else if (cmd == 8) // cell flags	1610	else if (cmd == 8) // cell flags
1432	cell->flags = *data++;	1611	cell->flags = *data++;
…		…
1520	RETVAL = map_sv;	1699	RETVAL = map_sv;
1521	}	1700	}
1522	OUTPUT:	1701	OUTPUT:
1523	RETVAL	1702	RETVAL
1524		1703
1525	void	1704	SV *
1526	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)	1705	draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
1527	CODE:	1706	CODE:
1528	{	1707	{
		1708	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
		1709	uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
		1710	static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k)
		1711	smooth_key skey;
1529	int x, y, z;	1712	int x, y, z;
1530	int last_name;	1713	int last_name;
		1714	AV *missing = newAV ();
		1715	RETVAL = newRV_noinc ((SV *)missing);
		1716
		1717	// thats current max. sorry.
		1718	if (sw > 255) sw = 255;
		1719	if (sh > 255) sh = 255;
		1720
		1721	// clear key, in case of extra padding
		1722	memset (&skey, 0, sizeof (skey));
1531		1723
1532	glColor4ub (255, 255, 255, 255);	1724	glColor4ub (255, 255, 255, 255);
1533		1725
1534	glEnable (GL_BLEND);	1726	glEnable (GL_BLEND);
1535	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);	1727	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1536	glEnable (GL_TEXTURE_2D);	1728	glEnable (GL_TEXTURE_2D);
1537	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);	1729	glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
1538		1730
1539	glBegin (GL_QUADS);	1731	glBegin (GL_QUADS);
1540		1732
1541	last_name = 0;	1733	last_name = -1;
1542		1734
1543	mx += self->x;	1735	mx += self->x;
1544	my += self->y;	1736	my += self->y;
1545		1737
		1738	// first pass: determine smooth_max
		1739	// rather ugly, if you ask me
		1740	// could also be stored inside mapcell and updated on change
		1741	memset (smooth_max, 0, sizeof (smooth_max));
		1742
		1743	for (y = 0; y < sh; y++)
		1744	if (0 <= y + my && y + my < self->rows)
		1745	{
		1746	maprow *row = self->row + (y + my);
		1747
		1748	for (x = 0; x < sw; x++)
		1749	if (row->c0 <= x + mx && x + mx < row->c1)
		1750	{
		1751	mapcell *cell = row->col + (x + mx - row->c0);
		1752
		1753	smooth_max[x + 1][y + 1] =
		1754	MAX (self->tex [cell->tile [0]].smoothlevel,
		1755	MAX (self->tex [cell->tile [1]].smoothlevel,
		1756	self->tex [cell->tile [2]].smoothlevel));
		1757	}
		1758	}
		1759
1546	for (z = 0; z < 3; z++)	1760	for (z = 0; z <= 2; z++)
		1761	{
		1762	memset (smooth_level, 0, sizeof (smooth_level));
		1763
1547	for (y = 0; y < sh; y++)	1764	for (y = 0; y < sh; y++)
1548	if (0 <= y + my && y + my < self->rows)	1765	if (0 <= y + my && y + my < self->rows)
1549	{	1766	{
1550	maprow *row = self->row + (y + my);	1767	maprow *row = self->row + (y + my);
1551		1768
1552	for (x = 0; x < sw; x++)	1769	for (x = 0; x < sw; x++)
1553	if (row->c0 <= x + mx && x + mx < row->c1)	1770	if (row->c0 <= x + mx && x + mx < row->c1)
1554	{	1771	{
1555	mapcell *cell = row->col + (x + mx - row->c0);	1772	mapcell *cell = row->col + (x + mx - row->c0);
1556	tileid tile = cell->tile [z];	1773	tileid tile = cell->tile [z];
		1774
		1775	if (tile)
		1776	{
		1777	maptex tex = self->tex [tile];
		1778	int px, py;
		1779
		1780	// suppressing texture state switches here
		1781	// is only moderately effective, but worth the extra effort
		1782	if (last_name != tex.name)
		1783	{
		1784	if (!tex.name)
		1785	{
		1786	av_push (missing, newSViv (tile));
		1787	tex = self->tex [2]; /* missing, replace by noface */
		1788	}
		1789
		1790	glEnd ();
		1791	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1792	glBegin (GL_QUADS);
		1793	}
		1794
		1795	px = (x + 1) * T - tex.w;
		1796	py = (y + 1) * T - tex.h;
		1797
		1798	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1799	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
		1800	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
		1801	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
		1802
		1803	if (cell->flags && z == 2)
		1804	{
		1805	if (cell->flags & 1)
		1806	{
		1807	maptex tex = self->tex [1];
		1808	int px = x * T + T * 2 / 32;
		1809	int py = y * T - T * 6 / 32;
		1810
		1811	glEnd ();
		1812	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
		1813	glBegin (GL_QUADS);
		1814
		1815	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
		1816	glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);
		1817	glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);
		1818	glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );
		1819	}
		1820	}
		1821
		1822	// update smooth hash
		1823	if (tex.smoothtile)
		1824	{
		1825	skey.tile = tex.smoothtile;
		1826	skey.level = tex.smoothlevel;
		1827
		1828	smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
		1829
		1830	// add bits to current tile and all neighbours. skey.x|y is
		1831	// shifted +1|+1 so we always stay positive.
		1832
		1833	// bits is ___n cccc CCCC bbbb
		1834	// n do not draw borders&corners
		1835	// c draw these corners, but...
		1836	// C ... not these
		1837	// b draw these borders
		1838
		1839	// borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
		1840	// ┃· ·· ·┃ ━━
		1841
		1842	// corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
		1843	// ·· ·· ·┏ ┓·
		1844
		1845	// full tile
		1846	skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
		1847
		1848	// borders
		1849	skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
		1850	skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
		1851	skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
		1852	skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
		1853
		1854	// corners
		1855	skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
		1856	skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
		1857	skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
		1858	skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
		1859	}
		1860	}
1557		1861	}
		1862	}
		1863
		1864	// go through all smoothlevels, lowest to highest, then draw.
		1865	// this is basically counting sort
		1866	{
		1867	int w, b;
		1868
		1869	for (w = 0; w < 256 / 32; ++w)
		1870	{
		1871	uint32_t smask = smooth_level [w];
1558	if (tile)	1872	if (smask)
		1873	for (b = 0; b < 32; ++b)
		1874	if (smask & (((uint32_t)1) << b))
1559	{	1875	{
1560	maptex tex = self->tex [tile];	1876	int level = (w << 5) | b;
1561	int px = (x + 1) * T - tex.w;	1877	HE *he;
1562	int py = (y + 1) * T - tex.h;
1563		1878
1564	if (last_name != tex.name)	1879	hv_iterinit (smooth);
		1880	while ((he = hv_iternext (smooth)))
1565	{	1881	{
		1882	smooth_key *skey = (smooth_key *)HeKEY (he);
		1883	IV bits = SvIVX (HeVAL (he));
		1884
1566	if (!tex.name)	1885	if (!(bits & 0x1000)
1567	tex = self->tex [2]; /* missing, replace by noface */	1886	&& skey->level == level
1568		1887	&& level > smooth_max [skey->x][skey->y])
1569	glEnd ();
1570	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
1571	glBegin (GL_QUADS);
1572	}
1573
1574	glTexCoord2f (0 , 0 ); glVertex2f (px , py );
1575	glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h);
1576	glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h);
1577	glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py );
1578
1579	if (cell->flags && z == 2)
1580	{
1581	if (cell->flags & 1)
1582	{	1888	{
1583	maptex tex = self->tex [1];	1889	maptex tex = self->tex [skey->tile];
1584	int px = x * T + T * 2 / 32;	1890	int px = (((int)skey->x) - 1) * T;
1585	int py = y * T - T * 6 / 32;	1891	int py = (((int)skey->y) - 1) * T;
		1892	int border = bits & 15;
		1893	int corner = (bits >> 8) & ~(bits >> 4) & 15;
		1894	float dx = tex.s * .0625f; // 16 images/row
		1895	float dy = tex.t * .5f ; // 2 images/column
1586		1896
		1897	// this time naively avoiding texture state changes
		1898	// save gobs of state changes.
		1899	if (last_name != tex.name)
		1900	{
		1901	if (!tex.name)
		1902	{
		1903	av_push (missing, newSViv (skey->tile));
		1904	continue; // smoothing not yet available
		1905	}
		1906
1587	glEnd ();	1907	glEnd ();
1588	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);	1908	glBindTexture (GL_TEXTURE_2D, last_name = tex.name);
1589	glBegin (GL_QUADS);	1909	glBegin (GL_QUADS);
		1910	}
1590		1911
		1912	if (border)
		1913	{
		1914	float ox = border * dx;
		1915
		1916	glTexCoord2f (ox , 0.f ); glVertex2f (px , py );
		1917	glTexCoord2f (ox , dy ); glVertex2f (px , py + T);
		1918	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py + T);
		1919	glTexCoord2f (ox + dx, 0.f ); glVertex2f (px + T, py );
		1920	}
		1921
		1922	if (corner)
		1923	{
		1924	float ox = corner * dx;
		1925
1591	glTexCoord2f (0 , 0 ); glVertex2f (px , py );	1926	glTexCoord2f (ox , dy ); glVertex2f (px , py );
1592	glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);	1927	glTexCoord2f (ox , dy * 2.f); glVertex2f (px , py + T);
1593	glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);	1928	glTexCoord2f (ox + dx, dy * 2.f); glVertex2f (px + T, py + T);
1594	glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );	1929	glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py );
		1930	}
1595	}	1931	}
1596	}	1932	}
1597	}	1933	}
1598	}
1599	}	1934	}
		1935	}
		1936
		1937	hv_clear (smooth);
		1938	}
1600		1939
1601	glEnd ();	1940	glEnd ();
1602		1941
1603	glDisable (GL_TEXTURE_2D);	1942	glDisable (GL_TEXTURE_2D);
1604	glDisable (GL_BLEND);	1943	glDisable (GL_BLEND);
…		…
1632	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);	1971	px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
1633	}	1972	}
1634	}	1973	}
1635	}	1974	}
1636	}	1975	}
		1976	OUTPUT:
		1977	RETVAL
1637		1978
1638	void	1979	void
1639	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)	1980	draw_magicmap (CFPlus::Map self, int dx, int dy, int w, int h, unsigned char *data)
1640	CODE:	1981	CODE:
1641	{	1982	{
…		…
1698	void	2039	void
1699	fow_texture (CFPlus::Map self, int mx, int my, int sw, int sh)	2040	fow_texture (CFPlus::Map self, int mx, int my, int sw, int sh)
1700	PPCODE:	2041	PPCODE:
1701	{	2042	{
1702	int x, y;	2043	int x, y;
		2044	int sw1 = sw + 2;
		2045	int sh1 = sh + 2;
		2046	int sh3 = sh * 3;
1703	int sw4 = (sw + 3) & ~3;	2047	int sw34 = (sw * 3 + 3) & ~3;
		2048	uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
1704	SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));	2049	SV *darkness3_sv = sv_2mortal (newSV (sw34 * sh3));
1705	uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);	2050	uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
1706		2051
1707	memset (darkness, 255, sw4 * sh);
1708	SvPOK_only (darkness_sv);	2052	SvPOK_only (darkness3_sv);
1709	SvCUR_set (darkness_sv, sw4 * sh);	2053	SvCUR_set (darkness3_sv, sw34 * sh3);
1710		2054
1711	mx += self->x;	2055	mx += self->x - 1;
1712	my += self->y;	2056	my += self->y - 1;
1713		2057
		2058	memset (darkness1, 255, sw1 * sh1);
		2059
1714	for (y = 0; y < sh; y++)	2060	for (y = 0; y < sh1; y++)
1715	if (0 <= y + my && y + my < self->rows)	2061	if (0 <= y + my && y + my < self->rows)
1716	{	2062	{
1717	maprow *row = self->row + (y + my);	2063	maprow *row = self->row + (y + my);
1718		2064
1719	for (x = 0; x < sw; x++)	2065	for (x = 0; x < sw1; x++)
1720	if (row->c0 <= x + mx && x + mx < row->c1)	2066	if (row->c0 <= x + mx && x + mx < row->c1)
1721	{	2067	{
1722	mapcell *cell = row->col + (x + mx - row->c0);	2068	mapcell *cell = row->col + (x + mx - row->c0);
1723		2069
1724	darkness[y * sw4 + x] = cell->darkness	2070	darkness1 [y * sw1 + x] = cell->darkness
1725	? 255 - (cell->darkness - 1)	2071	? 255 - (cell->darkness - 1)
1726	: 255 - FOW_DARKNESS;	2072	: 255 - FOW_DARKNESS;
1727	}	2073	}
1728	}	2074	}
1729		2075
		2076	for (y = 0; y < sh; ++y)
		2077	for (x = 0; x < sw; ++x)
		2078	{
		2079	uint8_t d11 = darkness1 [(y ) * sw1 + x ];
		2080	uint8_t d21 = darkness1 [(y ) * sw1 + x + 1];
		2081	uint8_t d31 = darkness1 [(y ) * sw1 + x + 2];
		2082	uint8_t d12 = darkness1 [(y + 1) * sw1 + x ];
		2083	uint8_t d22 = darkness1 [(y + 1) * sw1 + x + 1];
		2084	uint8_t d32 = darkness1 [(y + 1) * sw1 + x + 2];
		2085	uint8_t d13 = darkness1 [(y + 2) * sw1 + x ];
		2086	uint8_t d23 = darkness1 [(y + 2) * sw1 + x + 1];
		2087	uint8_t d33 = darkness1 [(y + 2) * sw1 + x + 2];
		2088
		2089	uint8_t r11 = (d11 + d21 + d12) / 3;
		2090	uint8_t r21 = d21;
		2091	uint8_t r31 = (d21 + d31 + d32) / 3;
		2092
		2093	uint8_t r12 = d12;
		2094	uint8_t r22 = d22;
		2095	uint8_t r32 = d32;
		2096
		2097	uint8_t r13 = (d13 + d23 + d12) / 3;
		2098	uint8_t r23 = d23;
		2099	uint8_t r33 = (d23 + d33 + d32) / 3;
		2100
		2101	darkness3 [(y * 3 ) * sw34 + (x * 3 )] = MAX (d22, r11);
		2102	darkness3 [(y * 3 ) * sw34 + (x * 3 + 1)] = MAX (d22, r21);
		2103	darkness3 [(y * 3 ) * sw34 + (x * 3 + 2)] = MAX (d22, r31);
		2104	darkness3 [(y * 3 + 1) * sw34 + (x * 3 )] = MAX (d22, r12);
		2105	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 1)] = MAX (d22, r22);
		2106	darkness3 [(y * 3 + 1) * sw34 + (x * 3 + 2)] = MAX (d22, r32);
		2107	darkness3 [(y * 3 + 2) * sw34 + (x * 3 )] = MAX (d22, r13);
		2108	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 1)] = MAX (d22, r23);
		2109	darkness3 [(y * 3 + 2) * sw34 + (x * 3 + 2)] = MAX (d22, r33);
		2110	}
		2111
		2112	free (darkness1);
		2113
1730	EXTEND (SP, 3);	2114	EXTEND (SP, 3);
1731	PUSHs (sv_2mortal (newSViv (sw4)));	2115	PUSHs (sv_2mortal (newSViv (sw34)));
1732	PUSHs (sv_2mortal (newSViv (sh)));	2116	PUSHs (sv_2mortal (newSViv (sh3)));
1733	PUSHs (darkness_sv);	2117	PUSHs (darkness3_sv);
1734	}	2118	}
1735		2119
1736	SV *	2120	SV *
1737	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)	2121	get_rect (CFPlus::Map self, int x0, int y0, int w, int h)
1738	CODE:	2122	CODE:
…		…
1870	}	2254	}
1871	}	2255	}
1872	}	2256	}
1873	}	2257	}
1874		2258
		2259	MODULE = CFPlus PACKAGE = CFPlus::RW
		2260
		2261	CFPlus::RW
		2262	new (SV *class, SV *data_sv)
		2263	CODE:
		2264	{
		2265	STRLEN datalen;
		2266	char *data = SvPVbyte (data_sv, datalen);
		2267
		2268	RETVAL = SDL_RWFromConstMem (data, datalen);
		2269	}
		2270	OUTPUT:
		2271	RETVAL
		2272
		2273	CFPlus::RW
		2274	new_from_file (SV *class, const char *path, const char *mode = "rb")
		2275	CODE:
		2276	RETVAL = SDL_RWFromFile (path, mode);
		2277	OUTPUT:
		2278	RETVAL
		2279
		2280	# fails on win32:
		2281	# CFPlus.xs(2268) : error C2059: syntax error : '('
		2282	#void
		2283	#close (CFPlus::RW self)
		2284	# CODE:
		2285	# (self->(close)) (self);
		2286
		2287	MODULE = CFPlus PACKAGE = CFPlus::Channel
		2288
		2289	PROTOTYPES: DISABLE
		2290
		2291	CFPlus::Channel
		2292	find ()
		2293	CODE:
		2294	{
		2295	RETVAL = Mix_GroupAvailable (-1);
		2296
		2297	if (RETVAL < 0)
		2298	{
		2299	RETVAL = Mix_GroupOldest (-1);
		2300
		2301	if (RETVAL < 0)
		2302	XSRETURN_UNDEF;
		2303
		2304	Mix_HaltChannel (RETVAL);
		2305	}
		2306
		2307	Mix_UnregisterAllEffects (RETVAL);
		2308	Mix_Volume (RETVAL, 128);
		2309	}
		2310	OUTPUT:
		2311	RETVAL
		2312
		2313	void
		2314	halt (CFPlus::Channel self)
		2315	CODE:
		2316	Mix_HaltChannel (self);
		2317
		2318	void
		2319	expire (CFPlus::Channel self, int ticks = -1)
		2320	CODE:
		2321	Mix_ExpireChannel (self, ticks);
		2322
		2323	void
		2324	fade_out (CFPlus::Channel self, int ticks = -1)
		2325	CODE:
		2326	Mix_FadeOutChannel (self, ticks);
		2327
		2328	int
		2329	volume (CFPlus::Channel self, int volume)
		2330	CODE:
		2331	RETVAL = Mix_Volume (self, CLAMP (volume, 0, 128));
		2332	OUTPUT:
		2333	RETVAL
		2334
		2335	void
		2336	unregister_all_effects (CFPlus::Channel self)
		2337	CODE:
		2338	Mix_UnregisterAllEffects (self);
		2339
		2340	void
		2341	set_panning (CFPlus::Channel self, int left, int right)
		2342	CODE:
		2343	left = CLAMP (left , 0, 255);
		2344	right = CLAMP (right, 0, 255);
		2345	Mix_SetPanning (self, left, right);
		2346
		2347	void
		2348	set_distance (CFPlus::Channel self, int distance)
		2349	CODE:
		2350	Mix_SetDistance (self, CLAMP (distance, 0, 255));
		2351
		2352	void
		2353	set_position (CFPlus::Channel self, int angle, int distance)
		2354	CODE:
		2355
		2356	void
		2357	set_position_r (CFPlus::Channel self, int dx, int dy, int maxdistance)
		2358	CODE:
		2359	{
		2360	int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance));
		2361	int angle = 360 + (int)roundf (atan2f (dx, -dy) * 180.f / (float)M_PI);
		2362	Mix_SetPosition (self, angle, CLAMP (distance, 0, 255));
		2363	}
		2364
		2365	void
		2366	set_reverse_stereo (CFPlus::Channel self, int flip)
		2367	CODE:
		2368	Mix_SetReverseStereo (self, flip);
		2369
1875	MODULE = CFPlus PACKAGE = CFPlus::MixChunk	2370	MODULE = CFPlus PACKAGE = CFPlus::MixChunk
1876		2371
		2372	PROTOTYPES: DISABLE
		2373
1877	CFPlus::MixChunk	2374	CFPlus::MixChunk
1878	new_from_file (SV *class, char *path)	2375	new (SV *class, CFPlus::RW rwops)
1879	CODE:	2376	CODE:
1880	RETVAL = Mix_LoadWAV (path);	2377	RETVAL = Mix_LoadWAV_RW (rwops, 1);
1881	OUTPUT:	2378	OUTPUT:
1882	RETVAL	2379	RETVAL
1883		2380
1884	void	2381	void
1885	DESTROY (CFPlus::MixChunk self)	2382	DESTROY (CFPlus::MixChunk self)
…		…
1887	Mix_FreeChunk (self);	2384	Mix_FreeChunk (self);
1888		2385
1889	int	2386	int
1890	volume (CFPlus::MixChunk self, int volume = -1)	2387	volume (CFPlus::MixChunk self, int volume = -1)
1891	CODE:	2388	CODE:
		2389	if (items > 1)
		2390	volume = CLAMP (volume, 0, 128);
1892	RETVAL = Mix_VolumeChunk (self, volume);	2391	RETVAL = Mix_VolumeChunk (self, volume);
1893	OUTPUT:	2392	OUTPUT:
1894	RETVAL	2393	RETVAL
1895		2394
1896	int	2395	CFPlus::Channel
1897	play (CFPlus::MixChunk self, int channel = -1, int loops = 0, int ticks = -1)	2396	play (CFPlus::MixChunk self, CFPlus::Channel channel = -1, int loops = 0, int ticks = -1)
1898	CODE:	2397	CODE:
		2398	{
1899	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);	2399	RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
		2400
		2401	if (RETVAL < 0)
		2402	XSRETURN_UNDEF;
		2403
		2404	if (channel < 0)
		2405	{
		2406	Mix_UnregisterAllEffects (RETVAL);
		2407	Mix_Volume (RETVAL, 128);
		2408	}
		2409	}
1900	OUTPUT:	2410	OUTPUT:
1901	RETVAL	2411	RETVAL
1902		2412
1903	MODULE = CFPlus PACKAGE = CFPlus::MixMusic	2413	MODULE = CFPlus PACKAGE = CFPlus::MixMusic
1904		2414
1905	int	2415	int
1906	volume (int volume = -1)	2416	volume (int volume = -1)
		2417	PROTOTYPE: ;$
1907	CODE:	2418	CODE:
		2419	if (items > 0)
		2420	volume = CLAMP (volume, 0, 128);
1908	RETVAL = Mix_VolumeMusic (volume);	2421	RETVAL = Mix_VolumeMusic (volume);
1909	OUTPUT:	2422	OUTPUT:
1910	RETVAL	2423	RETVAL
1911		2424
		2425	void
		2426	fade_out (int ms)
		2427	CODE:
		2428	Mix_FadeOutMusic (ms);
		2429
		2430	void
		2431	halt ()
		2432	CODE:
		2433	Mix_HaltMusic ();
		2434
1912	CFPlus::MixMusic	2435	CFPlus::MixMusic
1913	new_from_file (SV *class, char *path)	2436	new (SV *class, CFPlus::RW rwops)
1914	CODE:	2437	CODE:
1915	RETVAL = Mix_LoadMUS (path);	2438	RETVAL = Mix_LoadMUS_RW (rwops);
1916	OUTPUT:	2439	OUTPUT:
1917	RETVAL	2440	RETVAL
1918		2441
1919	void	2442	void
1920	DESTROY (CFPlus::MixMusic self)	2443	DESTROY (CFPlus::MixMusic self)
…		…
1926	CODE:	2449	CODE:
1927	RETVAL = Mix_PlayMusic (self, loops);	2450	RETVAL = Mix_PlayMusic (self, loops);
1928	OUTPUT:	2451	OUTPUT:
1929	RETVAL	2452	RETVAL
1930		2453
		2454	void
		2455	fade_in_pos (CFPlus::MixMusic self, int loops, int ms, double position)
		2456	CODE:
		2457	Mix_FadeInMusicPos (self, loops, ms, position);
		2458
1931	MODULE = CFPlus PACKAGE = CFPlus::OpenGL	2459	MODULE = CFPlus PACKAGE = CFPlus::OpenGL
		2460
		2461	PROTOTYPES: ENABLE
1932		2462
1933	BOOT:	2463	BOOT:
1934	{	2464	{
1935	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);	2465	HV *stash = gv_stashpv ("CFPlus::OpenGL", 1);
1936	static const struct {	2466	static const struct {
1937	const char *name;	2467	const char *name;
1938	IV iv;	2468	IV iv;
1939	} *civ, const_iv[] = {	2469	} *civ, const_iv[] = {
1940	# define const_iv(name) { # name, (IV)name }	2470	# define const_iv(name) { # name, (IV)name }
		2471	const_iv (GL_VENDOR),
		2472	const_iv (GL_VERSION),
		2473	const_iv (GL_EXTENSIONS),
1941	const_iv (GL_COLOR_MATERIAL),	2474	const_iv (GL_COLOR_MATERIAL),
1942	const_iv (GL_SMOOTH),	2475	const_iv (GL_SMOOTH),
1943	const_iv (GL_FLAT),	2476	const_iv (GL_FLAT),
1944	const_iv (GL_DITHER),	2477	const_iv (GL_DITHER),
1945	const_iv (GL_BLEND),	2478	const_iv (GL_BLEND),
…		…
1949	const_iv (GL_ALPHA_TEST),	2482	const_iv (GL_ALPHA_TEST),
1950	const_iv (GL_NORMALIZE),	2483	const_iv (GL_NORMALIZE),
1951	const_iv (GL_RESCALE_NORMAL),	2484	const_iv (GL_RESCALE_NORMAL),
1952	const_iv (GL_FRONT),	2485	const_iv (GL_FRONT),
1953	const_iv (GL_BACK),	2486	const_iv (GL_BACK),
		2487	const_iv (GL_AUX0),
1954	const_iv (GL_AND),	2488	const_iv (GL_AND),
1955	const_iv (GL_ONE),	2489	const_iv (GL_ONE),
1956	const_iv (GL_ZERO),	2490	const_iv (GL_ZERO),
1957	const_iv (GL_SRC_ALPHA),	2491	const_iv (GL_SRC_ALPHA),
1958	const_iv (GL_DST_ALPHA),	2492	const_iv (GL_DST_ALPHA),
…		…
1972	const_iv (GL_LUMINANCE),	2506	const_iv (GL_LUMINANCE),
1973	const_iv (GL_LUMINANCE_ALPHA),	2507	const_iv (GL_LUMINANCE_ALPHA),
1974	const_iv (GL_FLOAT),	2508	const_iv (GL_FLOAT),
1975	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),	2509	const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
1976	const_iv (GL_COMPILE),	2510	const_iv (GL_COMPILE),
		2511	const_iv (GL_PROXY_TEXTURE_1D),
		2512	const_iv (GL_PROXY_TEXTURE_2D),
1977	const_iv (GL_TEXTURE_1D),	2513	const_iv (GL_TEXTURE_1D),
1978	const_iv (GL_TEXTURE_2D),	2514	const_iv (GL_TEXTURE_2D),
1979	const_iv (GL_TEXTURE_ENV),	2515	const_iv (GL_TEXTURE_ENV),
1980	const_iv (GL_TEXTURE_MAG_FILTER),	2516	const_iv (GL_TEXTURE_MAG_FILTER),
1981	const_iv (GL_TEXTURE_MIN_FILTER),	2517	const_iv (GL_TEXTURE_MIN_FILTER),
…		…
2002	const_iv (GL_COLOR_LOGIC_OP),	2538	const_iv (GL_COLOR_LOGIC_OP),
2003	const_iv (GL_SEPARABLE_2D),	2539	const_iv (GL_SEPARABLE_2D),
2004	const_iv (GL_CONVOLUTION_2D),	2540	const_iv (GL_CONVOLUTION_2D),
2005	const_iv (GL_CONVOLUTION_BORDER_MODE),	2541	const_iv (GL_CONVOLUTION_BORDER_MODE),
2006	const_iv (GL_CONSTANT_BORDER),	2542	const_iv (GL_CONSTANT_BORDER),
		2543	const_iv (GL_POINTS),
2007	const_iv (GL_LINES),	2544	const_iv (GL_LINES),
2008	const_iv (GL_LINE_STRIP),	2545	const_iv (GL_LINE_STRIP),
2009	const_iv (GL_LINE_LOOP),	2546	const_iv (GL_LINE_LOOP),
2010	const_iv (GL_QUADS),	2547	const_iv (GL_QUADS),
2011	const_iv (GL_QUAD_STRIP),	2548	const_iv (GL_QUAD_STRIP),
2012	const_iv (GL_TRIANGLES),	2549	const_iv (GL_TRIANGLES),
2013	const_iv (GL_TRIANGLE_STRIP),	2550	const_iv (GL_TRIANGLE_STRIP),
2014	const_iv (GL_TRIANGLE_FAN),	2551	const_iv (GL_TRIANGLE_FAN),
		2552	const_iv (GL_POLYGON),
2015	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),	2553	const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
		2554	const_iv (GL_POINT_SMOOTH_HINT),
		2555	const_iv (GL_LINE_SMOOTH_HINT),
		2556	const_iv (GL_POLYGON_SMOOTH_HINT),
		2557	const_iv (GL_GENERATE_MIPMAP_HINT),
2016	const_iv (GL_FASTEST),	2558	const_iv (GL_FASTEST),
		2559	const_iv (GL_DONT_CARE),
		2560	const_iv (GL_NICEST),
2017	const_iv (GL_V2F),	2561	const_iv (GL_V2F),
2018	const_iv (GL_V3F),	2562	const_iv (GL_V3F),
2019	const_iv (GL_T2F_V3F),	2563	const_iv (GL_T2F_V3F),
2020	const_iv (GL_T2F_N3F_V3F),	2564	const_iv (GL_T2F_N3F_V3F),
2021	# undef const_iv	2565	# undef const_iv
2022	};	2566	};
2023		2567
2024	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	2568	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
2025	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	2569	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		2570
		2571	texture_av = newAV ();
		2572	AvREAL_off (texture_av);
2026	}	2573	}
2027		2574
2028	char *	2575	char *
2029	gl_vendor ()	2576	gl_vendor ()
2030	CODE:	2577	CODE:
…		…
2044	CODE:	2591	CODE:
2045	RETVAL = (char *)glGetString (GL_EXTENSIONS);	2592	RETVAL = (char *)glGetString (GL_EXTENSIONS);
2046	OUTPUT:	2593	OUTPUT:
2047	RETVAL	2594	RETVAL
2048		2595
		2596	const char *glGetString (GLenum pname)
		2597
		2598	GLint glGetInteger (GLenum pname)
		2599	CODE:
		2600	glGetIntegerv (pname, &RETVAL);
		2601	OUTPUT:
		2602	RETVAL
		2603
		2604	GLdouble glGetDouble (GLenum pname)
		2605	CODE:
		2606	glGetDoublev (pname, &RETVAL);
		2607	OUTPUT:
		2608	RETVAL
		2609
2049	int glGetError ()	2610	int glGetError ()
2050		2611
2051	void glFinish ()	2612	void glFinish ()
2052		2613
2053	void glClear (int mask)	2614	void glClear (int mask)
…		…
2090	# near_ and far_ are due to microsofts buggy "c" compiler	2651	# near_ and far_ are due to microsofts buggy "c" compiler
2091	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)	2652	void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
2092		2653
2093	# near_ and far_ are due to microsofts buggy "c" compiler	2654	# near_ and far_ are due to microsofts buggy "c" compiler
2094	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)	2655	void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
		2656
		2657	PROTOTYPES: DISABLE
2095		2658
2096	void glViewport (int x, int y, int width, int height)	2659	void glViewport (int x, int y, int width, int height)
2097		2660
2098	void glScissor (int x, int y, int width, int height)	2661	void glScissor (int x, int y, int width, int height)
2099		2662
…		…
2107		2670
2108	void glRotate (float angle, float x, float y, float z)	2671	void glRotate (float angle, float x, float y, float z)
2109	CODE:	2672	CODE:
2110	glRotatef (angle, x, y, z);	2673	glRotatef (angle, x, y, z);
2111		2674
2112	void glBegin (int mode)
2113
2114	void glEnd ()
2115
2116	void glColor (float r, float g, float b, float a = 1.0)	2675	void glColor (float r, float g, float b, float a = 1.0)
2117	PROTOTYPE: @
2118	ALIAS:	2676	ALIAS:
2119	glColor_premultiply = 1	2677	glColor_premultiply = 1
2120	CODE:	2678	CODE:
2121	if (ix)	2679	if (ix)
2122	{	2680	{
…		…
2125	b *= a;	2683	b *= a;
2126	}	2684	}
2127	// microsoft visual "c" rounds instead of truncating...	2685	// microsoft visual "c" rounds instead of truncating...
2128	glColor4f (r, g, b, a);	2686	glColor4f (r, g, b, a);
2129		2687
2130	void glInterleavedArrays (int format, int stride, char *data)
2131
2132	void glDrawElements (int mode, int count, int type, char *indices)
2133
2134	# 1.2 void glDrawRangeElements (int mode, int start, int end
2135
2136	void glRasterPos (float x, float y, float z = 0.)	2688	void glRasterPos (float x, float y, float z = 0.)
2137	CODE:	2689	CODE:
2138	glRasterPos3f (0, 0, z);	2690	glRasterPos3f (0, 0, z);
2139	glBitmap (0, 0, 0, 0, x, y, 0);	2691	glBitmap (0, 0, 0, 0, x, y, 0);
2140		2692
…		…
2144		2696
2145	void glTexCoord (float s, float t)	2697	void glTexCoord (float s, float t)
2146	CODE:	2698	CODE:
2147	glTexCoord2f (s, t);	2699	glTexCoord2f (s, t);
2148		2700
		2701	void glRect (float x1, float y1, float x2, float y2)
		2702	CODE:
		2703	glRectf (x1, y1, x2, y2);
		2704
		2705	PROTOTYPES: ENABLE
		2706
		2707	void glBegin (int mode)
		2708
		2709	void glEnd ()
		2710
		2711	void glPointSize (GLfloat size)
		2712
		2713	void glLineWidth (GLfloat width)
		2714
		2715	void glInterleavedArrays (int format, int stride, char *data)
		2716
		2717	void glDrawElements (int mode, int count, int type, char *indices)
		2718
		2719	# 1.2 void glDrawRangeElements (int mode, int start, int end
		2720
2149	void glTexEnv (int target, int pname, float param)	2721	void glTexEnv (int target, int pname, float param)
2150	CODE:	2722	CODE:
2151	glTexEnvf (target, pname, param);	2723	glTexEnvf (target, pname, param);
2152		2724
2153	void glTexParameter (int target, int pname, float param)	2725	void glTexParameter (int target, int pname, float param)
…		…
2175		2747
2176	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)	2748	void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
2177		2749
2178	void glDrawPixels (int width, int height, int format, int type, char *pixels)	2750	void glDrawPixels (int width, int height, int format, int type, char *pixels)
2179		2751
		2752	void glPixelZoom (float x, float y)
		2753
2180	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)	2754	void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
2181		2755
2182	int glGenTexture ()	2756	int glGenTexture ()
2183	CODE:	2757	CODE:
2184	{	2758	RETVAL = gen_texture ();
2185	GLuint name;
2186	glGenTextures (1, &name);
2187	RETVAL = name;
2188	}
2189	OUTPUT:	2759	OUTPUT:
2190	RETVAL	2760	RETVAL
2191		2761
2192	void glDeleteTexture (int name)	2762	void glDeleteTexture (int name)
2193	CODE:	2763	CODE:
2194	{
2195	GLuint name_ = name;
2196	glDeleteTextures (1, &name_);	2764	del_texture (name);
2197	}	2765
2198
2199	int glGenList ()	2766	int glGenList ()
2200	CODE:	2767	CODE:
2201	RETVAL = glGenLists (1);	2768	RETVAL = glGenLists (1);
2202	OUTPUT:	2769	OUTPUT:
2203	RETVAL	2770	RETVAL
…		…
2210		2777
2211	void glEndList ()	2778	void glEndList ()
2212		2779
2213	void glCallList (int list)	2780	void glCallList (int list)
2214		2781
		2782	MODULE = CFPlus PACKAGE = CFPlus::UI::Base
		2783
		2784	PROTOTYPES: DISABLE
		2785
		2786	void
		2787	find_widget (SV *self, NV x, NV y)
		2788	PPCODE:
		2789	{
		2790	if (within_widget (self, x, y))
		2791	XPUSHs (self);
		2792	}
		2793
		2794	BOOT:
		2795	{
		2796	hover_gv = gv_fetchpv ("CFPlus::UI::HOVER", 1, SVt_NV);
		2797
		2798	draw_x_gv = gv_fetchpv ("CFPlus::UI::Base::draw_x", 1, SVt_NV);
		2799	draw_y_gv = gv_fetchpv ("CFPlus::UI::Base::draw_y", 1, SVt_NV);
		2800	draw_w_gv = gv_fetchpv ("CFPlus::UI::Base::draw_w", 1, SVt_NV);
		2801	draw_h_gv = gv_fetchpv ("CFPlus::UI::Base::draw_h", 1, SVt_NV);
		2802	}
		2803
		2804	void
		2805	draw (SV *self)
		2806	CODE:
		2807	{
		2808	HV *hv;
		2809	SV **svp;
		2810	NV x, y, w, h;
		2811	SV *draw_x_sv = GvSV (draw_x_gv);
		2812	SV *draw_y_sv = GvSV (draw_y_gv);
		2813	SV *draw_w_sv = GvSV (draw_w_gv);
		2814	SV *draw_h_sv = GvSV (draw_h_gv);
		2815	SV *hover;
		2816	double draw_x, draw_y, draw_w, draw_h;
		2817
		2818	if (!SvROK (self))
		2819	croak ("CFPlus::Base::draw: %s not a reference", SvPV_nolen (self));
		2820
		2821	hv = (HV *)SvRV (self);
		2822
		2823	if (SvTYPE (hv) != SVt_PVHV)
		2824	croak ("CFPlus::Base::draw: %s not a hashref", SvPV_nolen (self));
		2825
		2826	svp = hv_fetch (hv, "w", 1, 0); w = svp ? SvNV (*svp) : 0.;
		2827	svp = hv_fetch (hv, "h", 1, 0); h = svp ? SvNV (*svp) : 0.;
		2828
		2829	if (!h || !w)
		2830	XSRETURN_EMPTY;
		2831
		2832	svp = hv_fetch (hv, "x", 1, 0); x = svp ? SvNV (*svp) : 0.;
		2833	svp = hv_fetch (hv, "y", 1, 0); y = svp ? SvNV (*svp) : 0.;
		2834
		2835	draw_x = SvNV (draw_x_sv) + x;
		2836	draw_y = SvNV (draw_y_sv) + y;
		2837
		2838	if (draw_x + w < 0 || draw_x >= SvNV (draw_w_sv)
		2839	|| draw_y + h < 0 || draw_y >= SvNV (draw_h_sv))
		2840	XSRETURN_EMPTY;
		2841
		2842	sv_setnv (draw_x_sv, draw_x);
		2843	sv_setnv (draw_y_sv, draw_y);
		2844
		2845	glPushMatrix ();
		2846	glTranslated (x, y, 0);
		2847
		2848	if (SvROK (GvSV (hover_gv)) && SvRV (GvSV (hover_gv)) == (SV *)hv)
		2849	{
		2850	svp = hv_fetch (hv, "can_hover", sizeof ("can_hover") - 1, 0);
		2851
		2852	if (svp && SvTRUE (*svp))
		2853	{
		2854	glColor4f (1*0.2f, 0.8*0.2f, 0.5*0.2f, 0.2f);
		2855	glEnable (GL_BLEND);
		2856	glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
		2857	glBegin (GL_QUADS);
		2858	glVertex2f (0, 0);
		2859	glVertex2f (w, 0);
		2860	glVertex2f (w, h);
		2861	glVertex2f (0, h);
		2862	glEnd ();
		2863	glDisable (GL_BLEND);
		2864	}
		2865	}
		2866	#if 0
		2867	if ($ENV{CFPLUS_DEBUG} & 1) {
		2868	glPushMatrix;
		2869	glColor 1, 1, 0, 1;
		2870	glTranslate 0.375, 0.375;
		2871	glBegin GL_LINE_LOOP;
		2872	glVertex 0 , 0;
		2873	glVertex $self->{w} - 1, 0;
		2874	glVertex $self->{w} - 1, $self->{h} - 1;
		2875	glVertex 0 , $self->{h} - 1;
		2876	glEnd;
		2877	glPopMatrix;
		2878	#CFPlus::UI::Label->new (w => $self->{w}, h => $self->{h}, text => $self, fontsize => 0)->_draw;
		2879	}
		2880	#endif
		2881	PUSHMARK (SP);
		2882	XPUSHs (self);
		2883	PUTBACK;
		2884	call_method ("_draw", G_VOID | G_DISCARD);
		2885	SPAGAIN;
		2886
		2887	glPopMatrix ();
		2888
		2889	draw_x = draw_x - x; sv_setnv (draw_x_sv, draw_x);
		2890	draw_y = draw_y - y; sv_setnv (draw_y_sv, draw_y);
		2891	}
		2892

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