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/cvs/deliantra/Deliantra-Client/Client.xs
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Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.115 by root, Wed Jun 14 18:59:30 2006 UTC vs.
Revision 1.124 by root, Tue Jul 4 23:23:31 2006 UTC

18#include <SDL_endian.h> 18#include <SDL_endian.h>
19#include <SDL_image.h> 19#include <SDL_image.h>
20#include <SDL_mixer.h> 20#include <SDL_mixer.h>
21#include <SDL_opengl.h> 21#include <SDL_opengl.h>
22 22
23#define PANGO_ENABLE_BACKEND
24#define G_DISABLE_CAST_CHECKS
25
23#include <glib/gmacros.h> 26#include <glib/gmacros.h>
24 27
25#include <pango/pango.h> 28#include <pango/pango.h>
26#include <pango/pangofc-fontmap.h>
27#include <pango/pangoft2.h>
28#include <pango/pangocairo.h>
29 29
30#ifndef _WIN32 30#ifndef _WIN32
31# include <sys/types.h> 31# include <sys/types.h>
32# include <sys/socket.h> 32# include <sys/socket.h>
33# include <netinet/in.h> 33# include <netinet/in.h>
42 typedef signed int int32_t; 42 typedef signed int int32_t;
43#endif 43#endif
44 44
45#include "glext.h" 45#include "glext.h"
46 46
47#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, objetc replacement character */
48
47#define FOW_DARKNESS 32 49#define FOW_DARKNESS 32
48 50
49#define MAP_EXTEND_X 32 51#define MAP_EXTEND_X 32
50#define MAP_EXTEND_Y 512 52#define MAP_EXTEND_Y 512
51 53
52#define MIN_FONT_HEIGHT 10 54#define MIN_FONT_HEIGHT 10
55
56#if 1
57# define PARACHUTE SDL_INIT_NOPARACHUTE
58#else
59# define PARACHUTE 0
60#endif
53 61
54static struct 62static struct
55{ 63{
56#define GL_FUNC(ptr,name) ptr name; 64#define GL_FUNC(ptr,name) ptr name;
57#include "glfunc.h" 65#include "glfunc.h"
66 gl.BlendFuncSeparateEXT (sa, da, saa, daa); 74 gl.BlendFuncSeparateEXT (sa, da, saa, daa);
67 else 75 else
68 glBlendFunc (sa, da); 76 glBlendFunc (sa, da);
69} 77}
70 78
79#include "texcache.c"
80
81#include "pango-font.c"
82#include "pango-fontmap.c"
83#include "pango-render.c"
84
71typedef Mix_Chunk *CFClient__MixChunk; 85typedef Mix_Chunk *CFClient__MixChunk;
72typedef Mix_Music *CFClient__MixMusic; 86typedef Mix_Music *CFClient__MixMusic;
73 87
74typedef PangoFontDescription *CFClient__Font; 88typedef PangoFontDescription *CFClient__Font;
75 89
90static int
91shape_attr_p (PangoLayoutRun *run)
92{
93 GSList *attrs = run->item->analysis.extra_attrs;
94
95 while (attrs)
96 {
97 PangoAttribute *attr = attrs->data;
98
99 if (attr->klass->type == PANGO_ATTR_SHAPE)
100 return 1;
101
102 attrs = attrs->next;
103 }
104
105 return 0;
106}
107
76typedef struct cf_layout { 108typedef struct cf_layout {
77 PangoLayout *pl; // either derived from a cairo or ft2 context 109 PangoLayout *pl;
78 int rgba; // wether we use rgba (cairo) or grayscale (ft2)
79 float r, g, b, a; // default color for rgba mode 110 float r, g, b, a; // default color for rgba mode
80 int base_height; 111 int base_height;
81 CFClient__Font font; 112 CFClient__Font font;
82} *CFClient__Layout; 113} *CFClient__Layout;
83 114
84static CFClient__Font default_font; 115static CFClient__Font default_font;
85static PangoContext *ft2_context, *cairo_context; 116static PangoContext *opengl_context;
86static PangoFontMap *ft2_fontmap, *cairo_fontmap; 117static PangoFontMap *opengl_fontmap;
87 118
88static void 119static void
89substitute_func (FcPattern *pattern, gpointer data) 120substitute_func (FcPattern *pattern, gpointer data)
90{ 121{
91 FcPatternAddBool (pattern, FC_HINTING, 1); 122 FcPatternAddBool (pattern, FC_HINTING, 1);
436 467
437 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 468 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
438 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 469 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
439} 470}
440 471
472NV floor (NV x)
473
474NV ceil (NV x)
475
441void 476void
442pango_init () 477pango_init ()
443 CODE: 478 CODE:
444 // delayed, so it can pick up new fonts added by AddFontResourceEx
445{ 479{
446 {
447 ft2_fontmap = pango_ft2_font_map_new (); 480 opengl_fontmap = pango_opengl_font_map_new ();
448 pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)ft2_fontmap, substitute_func, 0, 0); 481 pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
449 ft2_context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)ft2_fontmap); 482 opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
450 }
451 {
452 cairo_font_options_t *fopt = cairo_font_options_create ();
453 cairo_fontmap = pango_cairo_font_map_get_default ();
454 cairo_context = pango_cairo_font_map_create_context ((PangoCairoFontMap *)cairo_fontmap);
455#ifdef _WIN32
456 // cairo looks like shit eaten twice on windows
457 cairo_font_options_set_antialias (fopt, CAIRO_ANTIALIAS_NONE);
458#else
459 cairo_font_options_set_antialias (fopt, CAIRO_ANTIALIAS_GRAY);
460#endif
461 cairo_font_options_set_hint_style (fopt, CAIRO_HINT_STYLE_FULL);
462 cairo_font_options_set_hint_metrics (fopt, CAIRO_HINT_METRICS_ON);
463 pango_cairo_context_set_font_options (cairo_context, fopt);
464 cairo_font_options_destroy (fopt);
465 }
466} 483}
467 484
468int 485int
469SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO) 486SDL_Init (U32 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | PARACHUTE)
470 487
471void 488void
472SDL_Quit () 489SDL_Quit ()
473 490
474void 491void
612 629
613void 630void
614add_font (char *file) 631add_font (char *file)
615 CODE: 632 CODE:
616 FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */ 633 FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
617#ifdef _WIN32
618 // cairo... sigh... requires win2000
619 AddFontResourceEx (file, FR_PRIVATE, 0);
620#endif
621 634
622void 635void
623load_image_inline (SV *image_) 636load_image_inline (SV *image_)
624 ALIAS: 637 ALIAS:
625 load_image_file = 1 638 load_image_file = 1
673 PUSHs (sv_2mortal (newSViv (surface2->w))); 686 PUSHs (sv_2mortal (newSViv (surface2->w)));
674 PUSHs (sv_2mortal (newSViv (surface2->h))); 687 PUSHs (sv_2mortal (newSViv (surface2->h)));
675 SDL_LockSurface (surface2); 688 SDL_LockSurface (surface2);
676 PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch))); 689 PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
677 SDL_UnlockSurface (surface2); 690 SDL_UnlockSurface (surface2);
678 PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA8 : GL_RGB8))); 691 PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
679 PUSHs (sv_2mortal (newSViv (GL_RGBA))); 692 PUSHs (sv_2mortal (newSViv (GL_RGBA)));
680 PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE))); 693 PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
681 694
682 SDL_FreeSurface (surface); 695 SDL_FreeSurface (surface);
683 SDL_FreeSurface (surface2); 696 SDL_FreeSurface (surface2);
754 CODE: 767 CODE:
755 default_font = self; 768 default_font = self;
756 769
757MODULE = CFClient PACKAGE = CFClient::Layout 770MODULE = CFClient PACKAGE = CFClient::Layout
758 771
772void
773clear_font_cache ()
774 CODE:
775 pango_fc_font_map_cache_clear ((PangoFcFontMap *)opengl_fontmap);
776 tc_clear ();
777
759CFClient::Layout 778CFClient::Layout
760new (SV *class, int rgba = 0) 779new (SV *class, int type = 0)
761 CODE: 780 CODE:
762 New (0, RETVAL, 1, struct cf_layout); 781 New (0, RETVAL, 1, struct cf_layout);
763 782
764 RETVAL->pl = pango_layout_new (rgba ? cairo_context : ft2_context); 783 RETVAL->pl = pango_layout_new (opengl_context);
765 RETVAL->rgba = rgba;
766 RETVAL->r = 1.; 784 RETVAL->r = 1.;
767 RETVAL->g = 1.; 785 RETVAL->g = 1.;
768 RETVAL->b = 1.; 786 RETVAL->b = 1.;
769 RETVAL->a = 1.; 787 RETVAL->a = 1.;
770 RETVAL->base_height = MIN_FONT_HEIGHT; 788 RETVAL->base_height = MIN_FONT_HEIGHT;
779DESTROY (CFClient::Layout self) 797DESTROY (CFClient::Layout self)
780 CODE: 798 CODE:
781 g_object_unref (self->pl); 799 g_object_unref (self->pl);
782 Safefree (self); 800 Safefree (self);
783 801
784int
785is_rgba (CFClient::Layout self)
786 CODE:
787 RETVAL = self->rgba;
788 OUTPUT:
789 RETVAL
790
791void 802void
792set_text (CFClient::Layout self, SV *text_) 803set_text (CFClient::Layout self, SV *text_)
793 CODE: 804 CODE:
794{ 805{
795 STRLEN textlen; 806 STRLEN textlen;
805 STRLEN textlen; 816 STRLEN textlen;
806 char *text = SvPVutf8 (text_, textlen); 817 char *text = SvPVutf8 (text_, textlen);
807 818
808 pango_layout_set_markup (self->pl, text, textlen); 819 pango_layout_set_markup (self->pl, text, textlen);
809} 820}
821
822void
823set_shapes (CFClient::Layout self, ...)
824 CODE:
825{
826 PangoAttrList *attrs = 0;
827 const char *text = pango_layout_get_text (self->pl);
828 const char *pos = text;
829 int arg = 4;
830
831 while (arg < items && (pos = strstr (pos, OBJ_STR)))
832 {
833 PangoRectangle inkrect, rect;
834 PangoAttribute *attr;
835
836 int x = SvIV (ST (arg - 3));
837 int y = SvIV (ST (arg - 2));
838 int w = SvIV (ST (arg - 1));
839 int h = SvIV (ST (arg ));
840
841 inkrect.x = 0;
842 inkrect.y = 0;
843 inkrect.width = 0;
844 inkrect.height = 0;
845
846 rect.x = x * PANGO_SCALE;
847 rect.y = y * PANGO_SCALE;
848 rect.width = w * PANGO_SCALE;
849 rect.height = h * PANGO_SCALE;
850
851 if (!attrs)
852 attrs = pango_layout_get_attributes (self->pl);
853
854 attr = pango_attr_shape_new (&inkrect, &rect);
855 attr->start_index = pos - text;
856 attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
857 pango_attr_list_insert (attrs, attr);
858
859 arg += 4;
860 pos += sizeof (OBJ_STR) - 1;
861 }
862
863 if (attrs)
864 pango_layout_set_attributes (self->pl, attrs);
865}
866
867void
868get_shapes (CFClient::Layout self)
869 PPCODE:
870{
871 PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
872
873 do
874 {
875 PangoLayoutRun *run = pango_layout_iter_get_run (iter);
876
877 if (run && shape_attr_p (run))
878 {
879 PangoRectangle extents;
880 pango_layout_iter_get_run_extents (iter, 0, &extents);
881
882 PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
883 PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
884 }
885 }
886 while (pango_layout_iter_next_run (iter));
887
888 pango_layout_iter_free (iter);
889}
890
891int
892has_wrapped (CFClient::Layout self)
893 CODE:
894{
895 int lines = 1;
896 const char *text = pango_layout_get_text (self->pl);
897
898 while (*text)
899 lines += *text++ == '\n';
900
901 RETVAL = lines < pango_layout_get_line_count (self->pl);
902}
903 OUTPUT:
904 RETVAL
810 905
811SV * 906SV *
812get_text (CFClient::Layout self) 907get_text (CFClient::Layout self)
813 CODE: 908 CODE:
814 RETVAL = newSVpv (pango_layout_get_text (self->pl), 0); 909 RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
884 PUSHs (sv_2mortal (newSViv (w))); 979 PUSHs (sv_2mortal (newSViv (w)));
885 PUSHs (sv_2mortal (newSViv (h))); 980 PUSHs (sv_2mortal (newSViv (h)));
886} 981}
887 982
888int 983int
984descent (CFClient::Layout self)
985 CODE:
986{
987 PangoRectangle rect;
988 PangoLayoutLine *line = pango_layout_get_line (self->pl, 0);
989 pango_layout_line_get_pixel_extents (line, 0, &rect);
990 RETVAL = PANGO_DESCENT (rect);
991}
992 OUTPUT:
993 RETVAL
994
995int
889xy_to_index (CFClient::Layout self, int x, int y) 996xy_to_index (CFClient::Layout self, int x, int y)
890 CODE: 997 CODE:
891{ 998{
892 int index, trailing; 999 int index, trailing;
893 pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing); 1000 pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
908 PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE))); 1015 PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
909 PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE))); 1016 PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
910} 1017}
911 1018
912void 1019void
913render (CFClient::Layout self) 1020render (CFClient::Layout self, float x, float y)
914 PPCODE: 1021 PPCODE:
915{ 1022 pango_opengl_render_layout_subpixel (
916 SV *retval; 1023 self->pl,
917 int w, h; 1024 x * PANGO_SCALE, y * PANGO_SCALE,
918 1025 self->r, self->g, self->b, self->a
919 layout_get_pixel_size (self, &w, &h);
920
921 if (self->rgba)
922 { 1026 );
923 cairo_surface_t *surface;
924 cairo_t *cairo;
925
926 retval = newSV (w * h * 4);
927 SvPOK_only (retval);
928 SvCUR_set (retval, w * h * 4);
929
930 memset (SvPVX (retval), 0, w * h * 4);
931
932 surface = cairo_image_surface_create_for_data (
933 (void*)SvPVX (retval), CAIRO_FORMAT_ARGB32, w, h, w * 4);
934 cairo = cairo_create (surface);
935 cairo_set_source_rgba (cairo, self->r, self->g, self->b, self->a);
936
937 pango_cairo_show_layout (cairo, self->pl);
938
939 cairo_destroy (cairo);
940 cairo_surface_destroy (surface);
941
942 // what a mess, and its premultiplied, too :(
943 {
944 uint32_t *p = (uint32_t *)SvPVX (retval);
945 uint32_t *e = p + w * h;
946
947 while (p < e)
948 {
949 uint32_t rgba = *p;
950 rgba = (rgba >> 24) | (rgba << 8);
951#if 0
952#ifdef _WIN32
953 {//D
954 uint8_t r = rgba >> 24;
955 uint8_t g = rgba >> 16;
956 uint8_t b = rgba >> 8;
957 uint8_t a = rgba >> 0;
958
959 rgba = (rgba & 0xffffff00) | a;
960 }
961#endif
962#endif
963 rgba = SDL_SwapBE32 (rgba);
964 *p++ = rgba;
965 }
966 }
967
968 EXTEND (SP, 5);
969 PUSHs (sv_2mortal (newSViv (w)));
970 PUSHs (sv_2mortal (newSViv (h)));
971 PUSHs (sv_2mortal (retval));
972 PUSHs (sv_2mortal (newSViv (GL_RGBA8)));
973 PUSHs (sv_2mortal (newSViv (GL_RGBA)));
974 }
975 else
976 {
977 FT_Bitmap bitmap;
978
979 retval = newSV (w * h);
980 SvPOK_only (retval);
981 SvCUR_set (retval, w * h);
982
983 bitmap.rows = h;
984 bitmap.width = w;
985 bitmap.pitch = w;
986 bitmap.buffer = (unsigned char*)SvPVX (retval);
987 bitmap.num_grays = 256;
988 bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
989
990 memset (bitmap.buffer, 0, w * h);
991
992 pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
993
994 EXTEND (SP, 5);
995 PUSHs (sv_2mortal (newSViv (w)));
996 PUSHs (sv_2mortal (newSViv (h)));
997 PUSHs (sv_2mortal (retval));
998 PUSHs (sv_2mortal (newSViv (GL_ALPHA)));
999 PUSHs (sv_2mortal (newSViv (GL_ALPHA)));
1000 }
1001}
1002 1027
1003MODULE = CFClient PACKAGE = CFClient::Texture 1028MODULE = CFClient PACKAGE = CFClient::Texture
1004 1029
1005void 1030void
1006pad2pot (SV *data_, SV *w_, SV *h_) 1031pad2pot (SV *data_, SV *w_, SV *h_)
1229 1254
1230 while (data < data_end) 1255 while (data < data_end)
1231 { 1256 {
1232 flags = (data [0] << 8) + data [1]; data += 2; 1257 flags = (data [0] << 8) + data [1]; data += 2;
1233 1258
1234 x = ((flags >> 10) & 63) + self->x; 1259 x = self->x + ((flags >> 10) & 63);
1235 y = ((flags >> 4) & 63) + self->y; 1260 y = self->y + ((flags >> 4) & 63);
1236 1261
1237 cell = map_get_cell (self, x, y); 1262 cell = map_get_cell (self, x, y);
1238 1263
1239 if (flags & 15) 1264 if (flags & 15)
1240 { 1265 {
1330 OUTPUT: 1355 OUTPUT:
1331 RETVAL 1356 RETVAL
1332 1357
1333void 1358void
1334draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh) 1359draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)
1335 PPCODE: 1360 CODE:
1336{ 1361{
1337 int vx, vy; 1362 int vx, vy;
1338 int x, y, z; 1363 int x, y, z;
1339 int last_name; 1364 int last_name;
1340 mapface face; 1365 mapface face;
1341 int sw4 = (sw + 3) & ~3;
1342 SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
1343 uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
1344 1366
1345 memset (darkness, 255, sw4 * sh);
1346 SvPOK_only (darkness_sv);
1347 SvCUR_set (darkness_sv, sw4 * sh);
1348
1349 vx = self->x + (self->w - sw) / 2 - shift_x; 1367 vx = self->x + self->w / 2 - sw / 2 - shift_x;
1350 vy = self->y + (self->h - sh) / 2 - shift_y; 1368 vy = self->y + self->h / 2 - sh / 2 - shift_y;
1351 1369
1352 /* 1370 /*
1353 int vx = self->vx = self->w >= sw 1371 int vx = self->vx = self->w >= sw
1354 ? self->x + (self->w - sw) / 2 1372 ? self->x + (self->w - sw) / 2
1355 : MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx)); 1373 : MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx));
1359 : MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy)); 1377 : MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy));
1360 */ 1378 */
1361 1379
1362 glColor4ub (255, 255, 255, 255); 1380 glColor4ub (255, 255, 255, 255);
1363 1381
1382 glEnable (GL_BLEND);
1364 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); 1383 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1365 glEnable (GL_BLEND);
1366 glEnable (GL_TEXTURE_2D); 1384 glEnable (GL_TEXTURE_2D);
1367 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); 1385 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
1368 1386
1369 glBegin (GL_QUADS); 1387 glBegin (GL_QUADS);
1370 1388
1378 1396
1379 for (x = 0; x < sw; x++) 1397 for (x = 0; x < sw; x++)
1380 if (row->c0 <= x + vx && x + vx < row->c1) 1398 if (row->c0 <= x + vx && x + vx < row->c1)
1381 { 1399 {
1382 mapcell *cell = row->col + (x + vx - row->c0); 1400 mapcell *cell = row->col + (x + vx - row->c0);
1383
1384 darkness[y * sw4 + x] = cell->darkness < 0
1385 ? 255 - FOW_DARKNESS
1386 : 255 - cell->darkness;
1387 1401
1388 face = cell->face [z]; 1402 face = cell->face [z];
1389 1403
1390 if (face) 1404 if (face)
1391 { 1405 {
1412 1426
1413 glEnd (); 1427 glEnd ();
1414 1428
1415 glDisable (GL_TEXTURE_2D); 1429 glDisable (GL_TEXTURE_2D);
1416 glDisable (GL_BLEND); 1430 glDisable (GL_BLEND);
1431}
1432
1433void
1434draw_magicmap (CFClient::Map self, int dx, int dy, int w, int h, unsigned char *data)
1435 CODE:
1436{
1437 static float color[16][3] = {
1438 { 0.00F, 0.00F, 0.00F },
1439 { 1.00F, 1.00F, 1.00F },
1440 { 0.00F, 0.00F, 0.55F },
1441 { 1.00F, 0.00F, 0.00F },
1442
1443 { 1.00F, 0.54F, 0.00F },
1444 { 0.11F, 0.56F, 1.00F },
1445 { 0.93F, 0.46F, 0.00F },
1446 { 0.18F, 0.54F, 0.34F },
1447
1448 { 0.56F, 0.73F, 0.56F },
1449 { 0.80F, 0.80F, 0.80F },
1450 { 0.55F, 0.41F, 0.13F },
1451 { 0.99F, 0.77F, 0.26F },
1452
1453 { 0.74F, 0.65F, 0.41F },
1454
1455 { 0.00F, 1.00F, 1.00F },
1456 { 1.00F, 0.00F, 1.00F },
1457 { 1.00F, 1.00F, 0.00F },
1458 };
1459
1460 int x, y;
1461
1462 glEnable (GL_TEXTURE_2D);
1463 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
1464 glEnable (GL_BLEND);
1465 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1466 glBegin (GL_QUADS);
1467
1468 for (y = 0; y < h; y++)
1469 for (x = 0; x < w; x++)
1470 {
1471 unsigned char m = data [x + y * w];
1472
1473 if (m)
1474 {
1475 float *c = color [m & 15];
1476
1477 float tx1 = m & 0x40 ? 0.5 : 0.;
1478 float tx2 = tx1 + 0.5;
1479
1480 glColor4f (c[0], c[1], c[2], 0.75);
1481 glTexCoord2f (tx1, 0.); glVertex2i (x , y );
1482 glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
1483 glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
1484 glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
1485 }
1486 }
1487
1488 glEnd ();
1489 glDisable (GL_BLEND);
1490 glDisable (GL_TEXTURE_2D);
1491}
1492
1493void
1494fow_texture (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh)
1495 PPCODE:
1496{
1497 int vx, vy;
1498 int x, y;
1499 int sw4 = (sw + 3) & ~3;
1500 SV *darkness_sv = sv_2mortal (newSV (sw4 * sh));
1501 uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv);
1502
1503 memset (darkness, 255, sw4 * sh);
1504 SvPOK_only (darkness_sv);
1505 SvCUR_set (darkness_sv, sw4 * sh);
1506
1507 vx = self->x + (self->w - sw + 1) / 2 - shift_x;
1508 vy = self->y + (self->h - sh + 1) / 2 - shift_y;
1509
1510 for (y = 0; y < sh; y++)
1511 if (0 <= y + vy && y + vy < self->rows)
1512 {
1513 maprow *row = self->row + (y + vy);
1514
1515 for (x = 0; x < sw; x++)
1516 if (row->c0 <= x + vx && x + vx < row->c1)
1517 {
1518 mapcell *cell = row->col + (x + vx - row->c0);
1519
1520 darkness[y * sw4 + x] = cell->darkness < 0
1521 ? 255 - FOW_DARKNESS
1522 : 255 - cell->darkness;
1523 }
1524 }
1417 1525
1418 EXTEND (SP, 3); 1526 EXTEND (SP, 3);
1419 PUSHs (sv_2mortal (newSViv (sw4))); 1527 PUSHs (sv_2mortal (newSViv (sw4)));
1420 PUSHs (sv_2mortal (newSViv (sh))); 1528 PUSHs (sv_2mortal (newSViv (sh)));
1421 PUSHs (darkness_sv); 1529 PUSHs (darkness_sv);
1628 const_iv (GL_SCISSOR_TEST), 1736 const_iv (GL_SCISSOR_TEST),
1629 const_iv (GL_DEPTH_TEST), 1737 const_iv (GL_DEPTH_TEST),
1630 const_iv (GL_ALPHA_TEST), 1738 const_iv (GL_ALPHA_TEST),
1631 const_iv (GL_NORMALIZE), 1739 const_iv (GL_NORMALIZE),
1632 const_iv (GL_RESCALE_NORMAL), 1740 const_iv (GL_RESCALE_NORMAL),
1741 const_iv (GL_FRONT),
1742 const_iv (GL_BACK),
1633 const_iv (GL_AND), 1743 const_iv (GL_AND),
1634 const_iv (GL_ONE), 1744 const_iv (GL_ONE),
1635 const_iv (GL_ZERO), 1745 const_iv (GL_ZERO),
1636 const_iv (GL_SRC_ALPHA), 1746 const_iv (GL_SRC_ALPHA),
1637 const_iv (GL_DST_ALPHA), 1747 const_iv (GL_DST_ALPHA),
1759 1869
1760void glPopMatrix () 1870void glPopMatrix ()
1761 1871
1762void glLoadIdentity () 1872void glLoadIdentity ()
1763 1873
1874void glDrawBuffer (int buffer)
1875
1876void glReadBuffer (int buffer)
1877
1764# near_ and far_ are due to microsofts buggy "c" compiler 1878# near_ and far_ are due to microsofts buggy "c" compiler
1765void glFrustum (double left, double right, double bottom, double top, double near_, double far_) 1879void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
1766 1880
1767# near_ and far_ are due to microsofts buggy "c" compiler 1881# near_ and far_ are due to microsofts buggy "c" compiler
1768void glOrtho (double left, double right, double bottom, double top, double near_, double far_) 1882void glOrtho (double left, double right, double bottom, double top, double near_, double far_)

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