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/cvs/deliantra/Deliantra-Client/Client.xs
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Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.113 by root, Wed Jun 14 16:20:21 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
481 SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5); 498 SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 5);
482 SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5); 499 SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 5);
483 SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1); 500 SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 1);
484 501
485 SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15); 502 SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
486 SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 16); 503 SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 0);
487 504
488 SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0); 505 SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE, 0);
489 SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0); 506 SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
490 SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0); 507 SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE, 0);
491 SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0); 508 SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
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
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_RGBA)));
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_)
1038 } 1063 }
1039 } 1064 }
1040} 1065}
1041 1066
1042void 1067void
1043draw_quad (SV *self, float x, float y, float w = 0, float h = 0) 1068draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
1044 PROTOTYPE: $$$;$$ 1069 PROTOTYPE: $$$;$$
1045 ALIAS: 1070 ALIAS:
1046 draw_quad_alpha = 1 1071 draw_quad_alpha = 1
1047 draw_quad_alpha_premultiplied = 2 1072 draw_quad_alpha_premultiplied = 2
1048 CODE: 1073 CODE:
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),
1638 const_iv (GL_ONE_MINUS_SRC_ALPHA), 1748 const_iv (GL_ONE_MINUS_SRC_ALPHA),
1639 const_iv (GL_ONE_MINUS_DST_ALPHA), 1749 const_iv (GL_ONE_MINUS_DST_ALPHA),
1640 const_iv (GL_SRC_ALPHA_SATURATE), 1750 const_iv (GL_SRC_ALPHA_SATURATE),
1641 const_iv (GL_RGB), 1751 const_iv (GL_RGB),
1642 const_iv (GL_RGBA), 1752 const_iv (GL_RGBA),
1753 const_iv (GL_RGBA4),
1754 const_iv (GL_RGBA8),
1755 const_iv (GL_RGB5_A1),
1643 const_iv (GL_UNSIGNED_BYTE), 1756 const_iv (GL_UNSIGNED_BYTE),
1644 const_iv (GL_UNSIGNED_SHORT), 1757 const_iv (GL_UNSIGNED_SHORT),
1645 const_iv (GL_UNSIGNED_INT), 1758 const_iv (GL_UNSIGNED_INT),
1646 const_iv (GL_ALPHA), 1759 const_iv (GL_ALPHA),
1647 const_iv (GL_INTENSITY), 1760 const_iv (GL_INTENSITY),
1721 OUTPUT: 1834 OUTPUT:
1722 RETVAL 1835 RETVAL
1723 1836
1724int glGetError () 1837int glGetError ()
1725 1838
1839void glFinish ()
1840
1726void glClear (int mask) 1841void glClear (int mask)
1727 1842
1728void glClearColor (float r, float g, float b, float a = 1.0) 1843void glClearColor (float r, float g, float b, float a = 1.0)
1729 PROTOTYPE: @ 1844 PROTOTYPE: @
1730 1845
1753void glPushMatrix () 1868void glPushMatrix ()
1754 1869
1755void glPopMatrix () 1870void glPopMatrix ()
1756 1871
1757void glLoadIdentity () 1872void glLoadIdentity ()
1873
1874void glDrawBuffer (int buffer)
1875
1876void glReadBuffer (int buffer)
1758 1877
1759# near_ and far_ are due to microsofts buggy "c" compiler 1878# near_ and far_ are due to microsofts buggy "c" compiler
1760void 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_)
1761 1880
1762# near_ and far_ are due to microsofts buggy "c" compiler 1881# near_ and far_ are due to microsofts buggy "c" compiler

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