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/cvs/deliantra/Deliantra-Client/Client.xs
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Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.2 by root, Thu Apr 6 20:00:23 2006 UTC vs.
Revision 1.306 by root, Thu Oct 14 00:02:39 2010 UTC

1#ifdef _WIN32
2# define WIN32_LEAN_AND_MEAN
3# define NTDDI_VERSION NTDDI_WIN2K // needed to get win2000 api calls
4# include <malloc.h>
5# include <windows.h>
6# include <wininet.h>
7# pragma warning(disable:4244)
8# pragma warning(disable:4761)
9#endif
10
11//#define DEBUG 1
12#if DEBUG
13# include <valgrind/memcheck.h>
14#endif
15
1#include "EXTERN.h" 16#include "EXTERN.h"
2#include "perl.h" 17#include "perl.h"
3#include "XSUB.h" 18#include "XSUB.h"
4 19
20#ifdef _WIN32
21# undef pipe
22// microsoft vs. C
23# define sqrtf(x) sqrt(x)
24# define atan2f(x,y) atan2(x,y)
25# define M_PI 3.14159265f
26#endif
27
28#include <assert.h>
29#include <math.h>
30#include <string.h>
31#include <stdio.h>
32#include <stdlib.h>
33
34#define USE_RWOPS 1 // for SDL_mixer:LoadMUS_RW
35
5#include <SDL.h> 36#include <SDL.h>
37#include <SDL_thread.h>
38#include <SDL_endian.h>
6#include <SDL_image.h> 39#include <SDL_image.h>
40#include <SDL_mixer.h>
41#include <SDL_opengl.h>
7 42
8MODULE = Crossfire::Client PACKAGE = Crossfire::Client 43/* work around os x broken headers */
44#ifdef __MACOSX__
45typedef void (APIENTRYP PFNGLBLENDFUNCSEPARATEPROC) (GLenum sfactorRGB, GLenum dfactorRGB, GLenum sfactorAlpha, GLenum dfactorAlpha);
46typedef void (APIENTRYP PFNGLACTIVETEXTUREPROC) (GLenum texture);
47typedef void (APIENTRYP PFNGLMULTITEXCOORD2FPROC) (GLenum target, GLfloat s, GLfloat t);
48#endif
9 49
50#define PANGO_ENABLE_BACKEND
51#define G_DISABLE_CAST_CHECKS
10 52
53#include <glib/gmacros.h>
54
55#include <pango/pango.h>
56
57#ifndef PANGO_VERSION_CHECK
58# define PANGO_VERSION_CHECK(a,b,c) 0
59#endif
60
61#if !PANGO_VERSION_CHECK (1, 15, 2)
62# define pango_layout_get_line_readonly pango_layout_get_line
63# define pango_layout_get_lines_readonly pango_layout_get_lines
64# define pango_layout_iter_get_line_readonly pango_layout_iter_get_line
65# define pango_layout_iter_get_run_readonly pango_layout_iter_get_run
66#endif
67
68#ifndef _WIN32
69# include <sys/types.h>
70# include <sys/socket.h>
71# include <netinet/in.h>
72# include <netinet/tcp.h>
73# include <inttypes.h>
74#endif
75
76#if __GNUC__ >= 4
77# define expect(expr,value) __builtin_expect ((expr),(value))
78#else
79# define expect(expr,value) (expr)
80#endif
81
82#define expect_false(expr) expect ((expr) != 0, 0)
83#define expect_true(expr) expect ((expr) != 0, 1)
84
85#define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */
86
87/* this is used as fow flag as well, so has to have a different value */
88/* then anything that is computed by incoming darkness */
89#define FOW_DARKNESS 50
90#define DARKNESS_ADJUST(n) (n)
91
92#define MAP_EXTEND_X 32
93#define MAP_EXTEND_Y 512
94
95#define MIN_FONT_HEIGHT 10
96
97/* mask out modifiers we are not interested in */
98#define MOD_MASK (KMOD_CTRL | KMOD_SHIFT | KMOD_ALT | KMOD_META)
99
100#define KMOD_LRAM 0x10000 // our extension
101
102#define TEXID_SPEECH 1
103#define TEXID_NOFACE 2
104
105static char *
106fast_sv_grow (SV *sv, STRLEN need)
107{
108 STRLEN len = SvLEN (sv);
109 STRLEN want = SvCUR (sv) + need;
110
111 if (expect_false (len < want))
112 {
113 do
114 len *= 2;
115 while (len < want);
116
117 sv_grow (sv, len);
118 }
119
120 SvCUR_set (sv, want);
121 return SvEND (sv) - need;
122}
123
124static AV *texture_av;
125
126static struct
127{
128#define GL_FUNC(ptr,name) ptr name;
129#include "glfunc.h"
130#undef GL_FUNC
131} gl;
132
133static void
134gl_BlendFuncSeparate (GLenum sa, GLenum da, GLenum saa, GLenum daa)
135{
136 if (gl.BlendFuncSeparate)
137 gl.BlendFuncSeparate (sa, da, saa, daa);
138 else if (gl.BlendFuncSeparateEXT)
139 gl.BlendFuncSeparateEXT (sa, da, saa, daa);
140 else
141 glBlendFunc (sa, da);
142}
143
144static GLuint
145gen_texture ()
146{
147 GLuint name;
148
149 if (AvFILL (texture_av) >= 0)
150 name = (GLuint)(size_t)av_pop (texture_av);
151 else
152 glGenTextures (1, &name);
153
154 return name;
155}
156
157static void
158del_texture (GLuint name)
159{
160 /* make a half-assed attempt at returning the memory used by the texture */
161 /* textures are frequently being reused by cfplus anyway */
162 /*glBindTexture (GL_TEXTURE_2D, name);*/
163 /*glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE, 0);*/
164 av_push (texture_av, (SV *)(size_t)name);
165 glDeleteTextures (1, &name);
166}
167
168#include "texcache.c"
169#include "rendercache.c"
170
171#include "pango-font.c"
172#include "pango-fontmap.c"
173#include "pango-render.c"
174
175typedef IV DC__Channel;
176typedef SDL_RWops *DC__RW;
177typedef Mix_Chunk *DC__MixChunk;
178typedef Mix_Music *DC__MixMusic;
179
180typedef PangoFontDescription *DC__Font;
181
182static int
183shape_attr_p (PangoLayoutRun *run)
184{
185 GSList *attrs = run->item->analysis.extra_attrs;
186
187 while (attrs)
188 {
189 PangoAttribute *attr = attrs->data;
190
191 if (attr->klass->type == PANGO_ATTR_SHAPE)
192 return 1;
193
194 attrs = attrs->next;
195 }
196
197 return 0;
198}
199
200typedef struct cf_layout {
201 PangoLayout *pl;
202 float r, g, b, a; // default color for rgba mode
203 int base_height;
204 DC__Font font;
205 rc_t *rc;
206} *DC__Layout;
207
208static DC__Font default_font;
209static PangoContext *opengl_context;
210static PangoFontMap *opengl_fontmap;
211
212static void
213substitute_func (FcPattern *pattern, gpointer data)
214{
215 FcPatternAddBool (pattern, FC_HINTING, 1);
216#ifdef FC_HINT_STYLE
217 FcPatternAddBool (pattern, FC_HINT_STYLE, FC_HINT_FULL);
218#endif
219 FcPatternAddBool (pattern, FC_AUTOHINT, 0);
220}
221
222static void
223layout_update_font (DC__Layout self)
224{
225 /* use a random scale factor to account for unknown descenders, 0.8 works
226 * reasonably well with dejavu/bistream fonts
227 */
228 PangoFontDescription *font = self->font ? self->font : default_font;
229
230 pango_font_description_set_absolute_size (font,
231 MAX (MIN_FONT_HEIGHT, self->base_height) * (PANGO_SCALE * 8 / 10));
232
233 pango_layout_set_font_description (self->pl, font);
234}
235
236static void
237layout_get_pixel_size (DC__Layout self, int *w, int *h)
238{
239 PangoRectangle rect;
240
241 // get_pixel_* wrongly rounds down
242 pango_layout_get_extents (self->pl, 0, &rect);
243
244 rect.width = (rect.width + PANGO_SCALE - 1) / PANGO_SCALE;
245 rect.height = (rect.height + PANGO_SCALE - 1) / PANGO_SCALE;
246
247 if (!rect.width) rect.width = 1;
248 if (!rect.height) rect.height = 1;
249
250 *w = rect.width;
251 *h = rect.height;
252}
253
254typedef uint16_t tileid;
255typedef uint16_t faceid;
256
257typedef struct {
258 GLuint name;
259 int w, h;
260 float s, t;
261 uint8_t r, g, b, a;
262 tileid smoothtile;
263 uint8_t smoothlevel;
264 uint8_t unused; /* set to zero on use */
265} maptex;
266
267typedef struct {
268 uint32_t player;
269 tileid tile[3];
270 uint16_t darkness;
271 uint8_t stat_width, stat_hp, flags, smoothmax;
272} mapcell;
273
274typedef struct {
275 int32_t c0, c1;
276 mapcell *col;
277} maprow;
278
279typedef struct map {
280 int x, y, w, h;
281 int ox, oy; /* offset to virtual global coordinate system */
282 int faces; tileid *face2tile; // [faceid]
283 int texs; maptex *tex; // [tileid]
284
285 int32_t rows;
286 maprow *row;
287} *DC__Map;
288
289static char *
290prepend (char *ptr, int sze, int inc)
291{
292 char *p;
293
294 New (0, p, sze + inc, char);
295 Zero (p, inc, char);
296 Move (ptr, p + inc, sze, char);
297 Safefree (ptr);
298
299 return p;
300}
301
302static char *
303append (char *ptr, int sze, int inc)
304{
305 Renew (ptr, sze + inc, char);
306 Zero (ptr + sze, inc, char);
307
308 return ptr;
309}
310
311#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
312#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type))
313
314static void
315need_facenum (struct map *self, faceid face)
316{
317 while (self->faces <= face)
318 {
319 Append (tileid, self->face2tile, self->faces, self->faces);
320 self->faces *= 2;
321 }
322}
323
324static void
325need_texid (struct map *self, int texid)
326{
327 while (self->texs <= texid)
328 {
329 Append (maptex, self->tex, self->texs, self->texs);
330 self->texs *= 2;
331 }
332}
333
334static maprow *
335map_get_row (DC__Map self, int y)
336{
337 if (0 > y)
338 {
339 int extend = - y + MAP_EXTEND_Y;
340 Prepend (maprow, self->row, self->rows, extend);
341
342 self->rows += extend;
343 self->y += extend;
344 y += extend;
345 }
346 else if (y >= self->rows)
347 {
348 int extend = y - self->rows + MAP_EXTEND_Y;
349 Append (maprow, self->row, self->rows, extend);
350 self->rows += extend;
351 }
352
353 return self->row + y;
354}
355
356static mapcell *
357row_get_cell (maprow *row, int x)
358{
359 if (!row->col)
360 {
361 Newz (0, row->col, MAP_EXTEND_X, mapcell);
362 row->c0 = x - MAP_EXTEND_X / 4;
363 row->c1 = row->c0 + MAP_EXTEND_X;
364 }
365
366 if (row->c0 > x)
367 {
368 int extend = row->c0 - x + MAP_EXTEND_X;
369 Prepend (mapcell, row->col, row->c1 - row->c0, extend);
370 row->c0 -= extend;
371 }
372 else if (x >= row->c1)
373 {
374 int extend = x - row->c1 + MAP_EXTEND_X;
375 Append (mapcell, row->col, row->c1 - row->c0, extend);
376 row->c1 += extend;
377 }
378
379 return row->col + (x - row->c0);
380}
381
382static mapcell *
383map_get_cell (DC__Map self, int x, int y)
384{
385 return row_get_cell (map_get_row (self, y), x);
386}
387
388static void
389map_clear (DC__Map self)
390{
391 int r;
392
393 for (r = 0; r < self->rows; r++)
394 Safefree (self->row[r].col);
395
396 Safefree (self->row);
397
398 self->x = 0;
399 self->y = 0;
400 self->ox = 0;
401 self->oy = 0;
402 self->row = 0;
403 self->rows = 0;
404}
405
406#define CELL_CLEAR(cell) \
407 do { \
408 if ((cell)->player) \
409 (cell)->tile [2] = 0; \
410 (cell)->darkness = 0; \
411 (cell)->stat_hp = 0; \
412 (cell)->flags = 0; \
413 (cell)->player = 0; \
414 } while (0)
415
416static void
417map_blank (DC__Map self, int x0, int y0, int w, int h)
418{
419 int x, y;
420 maprow *row;
421 mapcell *cell;
422
423 for (y = y0; y < y0 + h; y++)
424 if (y >= 0)
425 {
426 if (y >= self->rows)
427 break;
428
429 row = self->row + y;
430
431 for (x = x0; x < x0 + w; x++)
432 if (x >= row->c0)
433 {
434 if (x >= row->c1)
435 break;
436
437 cell = row->col + x - row->c0;
438
439 CELL_CLEAR (cell);
440 }
441 }
442}
443
444typedef struct {
445 tileid tile;
446 uint8_t x, y, level;
447} smooth_key;
448
449static void
450smooth_or_bits (HV *hv, smooth_key *key, IV bits)
451{
452 SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
453
454 if (SvIOK (*sv))
455 SvIV_set (*sv, SvIVX (*sv) | bits);
456 else
457 sv_setiv (*sv, bits);
458}
459
460static void
461music_finished (void)
462{
463 SDL_UserEvent ev;
464
465 ev.type = SDL_USEREVENT;
466 ev.code = 0;
467 ev.data1 = 0;
468 ev.data2 = 0;
469
470 SDL_PushEvent ((SDL_Event *)&ev);
471}
472
473static void
474channel_finished (int channel)
475{
476 SDL_UserEvent ev;
477
478 ev.type = SDL_USEREVENT;
479 ev.code = 1;
480 ev.data1 = (void *)(long)channel;
481 ev.data2 = 0;
482
483 SDL_PushEvent ((SDL_Event *)&ev);
484}
485
486static unsigned int
487div255 (unsigned int n)
488{
489 return (n + (n >> 8)) >> 8;
490}
491
492static unsigned int
493minpot (unsigned int n)
494{
495 if (!n)
496 return 0;
497
498 --n;
499
500 n |= n >> 1;
501 n |= n >> 2;
502 n |= n >> 4;
503 n |= n >> 8;
504 n |= n >> 16;
505
506 return n + 1;
507}
508
509static unsigned int
510popcount (unsigned int n)
511{
512 n -= (n >> 1) & 0x55555555U;
513 n = ((n >> 2) & 0x33333333U) + (n & 0x33333333U);
514 n = ((n >> 4) + n) & 0x0f0f0f0fU;
515 n *= 0x01010101U;
516
517 return n >> 24;
518}
519
520/* SDL should provide this, really. */
521#define SDLK_MODIFIER_MIN 300
522#define SDLK_MODIFIER_MAX 314
523
524/******************************************************************************/
525
526static GV *draw_x_gv, *draw_y_gv, *draw_w_gv, *draw_h_gv;
527static GV *hover_gv;
528
529static int
530within_widget (SV *widget, NV x, NV y)
531{
532 HV *self;
533 SV **svp;
534 NV wx, ww, wy, wh;
535
536 if (!SvROK (widget))
537 return 0;
538
539 self = (HV *)SvRV (widget);
540
541 if (SvTYPE (self) != SVt_PVHV)
542 return 0;
543
544 svp = hv_fetch (self, "y", 1, 0); wy = svp ? SvNV (*svp) : 0.;
545 if (y < wy)
546 return 0;
547
548 svp = hv_fetch (self, "h", 1, 0); wh = svp ? SvNV (*svp) : 0.;
549 if (y >= wy + wh)
550 return 0;
551
552 svp = hv_fetch (self, "x", 1, 0); wx = svp ? SvNV (*svp) : 0.;
553 if (x < wx)
554 return 0;
555
556 svp = hv_fetch (self, "w", 1, 0); ww = svp ? SvNV (*svp) : 0.;
557 if (x >= wx + ww)
558 return 0;
559
560 svp = hv_fetch (self, "can_events", sizeof ("can_events") - 1, 0);
561 if (!svp || !SvTRUE (*svp))
562 return 0;
563
564 return 1;
565}
566
567/******************************************************************************/
568
569/* process keyboard modifiers */
570static int
571mod_munge (int mod)
572{
573 mod &= MOD_MASK;
574
575 if (mod & (KMOD_META | KMOD_ALT))
576 mod |= KMOD_LRAM;
577
578 return mod;
579}
580
581static void
582deliantra_main ()
583{
584 char *argv[] = { 0 };
585 call_argv ("::main", G_DISCARD | G_VOID, argv);
586}
587
588#ifdef __MACOSX__
589 /* to due surprising braindamage on the side of SDL design, we
590 * do some mind-boggling hack here: SDL requires a custom main()
591 * on OS X, so... we provide one and call the original main(), which,
592 * due to share dlibrary magic, calls -lSDLmain's main, not perl's main,
593 * and which calls our main (== SDL_main) back.
594 */
595 extern C_LINKAGE int
596 main (int argc, char *argv[])
597 {
598 deliantra_main ();
599 }
600
601 #undef main
602
603 extern C_LINKAGE int main (int argc, char *argv[]);
604
605 static void
606 SDL_braino (void)
607 {
608 char *argv[] = { "deliantra client", 0 };
609 (main) (1, argv);
610 }
611#else
612 static void
613 SDL_braino (void)
614 {
615 deliantra_main ();
616 }
617#endif
618
619MODULE = Deliantra::Client PACKAGE = DC
620
621PROTOTYPES: ENABLE
622
623BOOT:
624{
625 HV *stash = gv_stashpv ("DC", 1);
626 static const struct {
627 const char *name;
628 IV iv;
629 } *civ, const_iv[] = {
630# define const_iv(name) { # name, (IV)name }
631 const_iv (SDLK_MODIFIER_MIN),
632 const_iv (SDLK_MODIFIER_MAX),
633
634 const_iv (SDL_ACTIVEEVENT),
635 const_iv (SDL_KEYDOWN),
636 const_iv (SDL_KEYUP),
637 const_iv (SDL_MOUSEMOTION),
638 const_iv (SDL_MOUSEBUTTONDOWN),
639 const_iv (SDL_MOUSEBUTTONUP),
640 const_iv (SDL_JOYAXISMOTION),
641 const_iv (SDL_JOYBALLMOTION),
642 const_iv (SDL_JOYHATMOTION),
643 const_iv (SDL_JOYBUTTONDOWN),
644 const_iv (SDL_JOYBUTTONUP),
645 const_iv (SDL_QUIT),
646 const_iv (SDL_SYSWMEVENT),
647 const_iv (SDL_EVENT_RESERVEDA),
648 const_iv (SDL_EVENT_RESERVEDB),
649 const_iv (SDL_VIDEORESIZE),
650 const_iv (SDL_VIDEOEXPOSE),
651 const_iv (SDL_USEREVENT),
652
653 const_iv (SDL_APPINPUTFOCUS),
654 const_iv (SDL_APPMOUSEFOCUS),
655 const_iv (SDL_APPACTIVE),
656
657
658 const_iv (SDLK_UNKNOWN),
659 const_iv (SDLK_FIRST),
660 const_iv (SDLK_BACKSPACE),
661 const_iv (SDLK_TAB),
662 const_iv (SDLK_CLEAR),
663 const_iv (SDLK_RETURN),
664 const_iv (SDLK_PAUSE),
665 const_iv (SDLK_ESCAPE),
666 const_iv (SDLK_SPACE),
667 const_iv (SDLK_EXCLAIM),
668 const_iv (SDLK_QUOTEDBL),
669 const_iv (SDLK_HASH),
670 const_iv (SDLK_DOLLAR),
671 const_iv (SDLK_AMPERSAND),
672 const_iv (SDLK_QUOTE),
673 const_iv (SDLK_LEFTPAREN),
674 const_iv (SDLK_RIGHTPAREN),
675 const_iv (SDLK_ASTERISK),
676 const_iv (SDLK_PLUS),
677 const_iv (SDLK_COMMA),
678 const_iv (SDLK_MINUS),
679 const_iv (SDLK_PERIOD),
680 const_iv (SDLK_SLASH),
681 const_iv (SDLK_0),
682 const_iv (SDLK_1),
683 const_iv (SDLK_2),
684 const_iv (SDLK_3),
685 const_iv (SDLK_4),
686 const_iv (SDLK_5),
687 const_iv (SDLK_6),
688 const_iv (SDLK_7),
689 const_iv (SDLK_8),
690 const_iv (SDLK_9),
691 const_iv (SDLK_COLON),
692 const_iv (SDLK_SEMICOLON),
693 const_iv (SDLK_LESS),
694 const_iv (SDLK_EQUALS),
695 const_iv (SDLK_GREATER),
696 const_iv (SDLK_QUESTION),
697 const_iv (SDLK_AT),
698
699 const_iv (SDLK_LEFTBRACKET),
700 const_iv (SDLK_BACKSLASH),
701 const_iv (SDLK_RIGHTBRACKET),
702 const_iv (SDLK_CARET),
703 const_iv (SDLK_UNDERSCORE),
704 const_iv (SDLK_BACKQUOTE),
705 const_iv (SDLK_DELETE),
706
707 const_iv (SDLK_FIRST),
708 const_iv (SDLK_LAST),
709 const_iv (SDLK_KP0),
710 const_iv (SDLK_KP1),
711 const_iv (SDLK_KP2),
712 const_iv (SDLK_KP3),
713 const_iv (SDLK_KP4),
714 const_iv (SDLK_KP5),
715 const_iv (SDLK_KP6),
716 const_iv (SDLK_KP7),
717 const_iv (SDLK_KP8),
718 const_iv (SDLK_KP9),
719 const_iv (SDLK_KP_PERIOD),
720 const_iv (SDLK_KP_DIVIDE),
721 const_iv (SDLK_KP_MULTIPLY),
722 const_iv (SDLK_KP_MINUS),
723 const_iv (SDLK_KP_PLUS),
724 const_iv (SDLK_KP_ENTER),
725 const_iv (SDLK_KP_EQUALS),
726 const_iv (SDLK_UP),
727 const_iv (SDLK_DOWN),
728 const_iv (SDLK_RIGHT),
729 const_iv (SDLK_LEFT),
730 const_iv (SDLK_INSERT),
731 const_iv (SDLK_HOME),
732 const_iv (SDLK_END),
733 const_iv (SDLK_PAGEUP),
734 const_iv (SDLK_PAGEDOWN),
735 const_iv (SDLK_F1),
736 const_iv (SDLK_F2),
737 const_iv (SDLK_F3),
738 const_iv (SDLK_F4),
739 const_iv (SDLK_F5),
740 const_iv (SDLK_F6),
741 const_iv (SDLK_F7),
742 const_iv (SDLK_F8),
743 const_iv (SDLK_F9),
744 const_iv (SDLK_F10),
745 const_iv (SDLK_F11),
746 const_iv (SDLK_F12),
747 const_iv (SDLK_F13),
748 const_iv (SDLK_F14),
749 const_iv (SDLK_F15),
750 const_iv (SDLK_NUMLOCK),
751 const_iv (SDLK_CAPSLOCK),
752 const_iv (SDLK_SCROLLOCK),
753 const_iv (SDLK_RSHIFT),
754 const_iv (SDLK_LSHIFT),
755 const_iv (SDLK_RCTRL),
756 const_iv (SDLK_LCTRL),
757 const_iv (SDLK_RALT),
758 const_iv (SDLK_LALT),
759 const_iv (SDLK_RMETA),
760 const_iv (SDLK_LMETA),
761 const_iv (SDLK_LSUPER),
762 const_iv (SDLK_RSUPER),
763 const_iv (SDLK_MODE),
764 const_iv (SDLK_COMPOSE),
765 const_iv (SDLK_HELP),
766 const_iv (SDLK_PRINT),
767 const_iv (SDLK_SYSREQ),
768 const_iv (SDLK_BREAK),
769 const_iv (SDLK_MENU),
770 const_iv (SDLK_POWER),
771 const_iv (SDLK_EURO),
772 const_iv (SDLK_UNDO),
773
774 const_iv (KMOD_NONE),
775 const_iv (KMOD_SHIFT),
776 const_iv (KMOD_LSHIFT),
777 const_iv (KMOD_RSHIFT),
778 const_iv (KMOD_CTRL),
779 const_iv (KMOD_LCTRL),
780 const_iv (KMOD_RCTRL),
781 const_iv (KMOD_ALT),
782 const_iv (KMOD_LALT),
783 const_iv (KMOD_RALT),
784 const_iv (KMOD_META),
785 const_iv (KMOD_LMETA),
786 const_iv (KMOD_RMETA),
787 const_iv (KMOD_NUM),
788 const_iv (KMOD_CAPS),
789 const_iv (KMOD_MODE),
790
791 const_iv (KMOD_LRAM),
792
793 const_iv (MIX_DEFAULT_FORMAT),
794
795 const_iv (SDL_INIT_TIMER),
796 const_iv (SDL_INIT_AUDIO),
797 const_iv (SDL_INIT_VIDEO),
798 const_iv (SDL_INIT_CDROM),
799 const_iv (SDL_INIT_JOYSTICK),
800 const_iv (SDL_INIT_EVERYTHING),
801 const_iv (SDL_INIT_NOPARACHUTE),
802 const_iv (SDL_INIT_EVENTTHREAD),
803
804 const_iv (SDL_GL_RED_SIZE),
805 const_iv (SDL_GL_GREEN_SIZE),
806 const_iv (SDL_GL_BLUE_SIZE),
807 const_iv (SDL_GL_ALPHA_SIZE),
808 const_iv (SDL_GL_DOUBLEBUFFER),
809 const_iv (SDL_GL_BUFFER_SIZE),
810 const_iv (SDL_GL_DEPTH_SIZE),
811 const_iv (SDL_GL_STENCIL_SIZE),
812 const_iv (SDL_GL_ACCUM_RED_SIZE),
813 const_iv (SDL_GL_ACCUM_GREEN_SIZE),
814 const_iv (SDL_GL_ACCUM_BLUE_SIZE),
815 const_iv (SDL_GL_ACCUM_ALPHA_SIZE),
816 const_iv (SDL_GL_STEREO),
817 const_iv (SDL_GL_MULTISAMPLEBUFFERS),
818 const_iv (SDL_GL_MULTISAMPLESAMPLES),
819 const_iv (SDL_GL_ACCELERATED_VISUAL),
820 const_iv (SDL_GL_SWAP_CONTROL),
821
822 const_iv (FOW_DARKNESS)
823# undef const_iv
824 };
825
826 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
827 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
828
829 assert (SDLK_MODIFIER_MIN == SDLK_NUMLOCK);
830 assert (SDLK_MODIFIER_MAX == SDLK_COMPOSE);
831}
832
833void
834weaken (SV *rv)
835 PROTOTYPE: $
836 CODE:
837 sv_rvweaken (rv);
838
839int
840in_destruct ()
841 CODE:
842 RETVAL = PL_main_cv == Nullcv;
843 OUTPUT:
844 RETVAL
845
846NV floor (NV x)
847
848NV ceil (NV x)
849
850IV minpot (UV n)
851
852IV popcount (UV n)
853
854NV distance (NV dx, NV dy)
855 CODE:
856 RETVAL = pow (dx * dx + dy * dy, 0.5);
857 OUTPUT:
858 RETVAL
859
860void
861pango_init ()
862 CODE:
863{
864 opengl_fontmap = pango_opengl_font_map_new ();
865 pango_opengl_font_map_set_default_substitute ((PangoOpenGLFontMap *)opengl_fontmap, substitute_func, 0, 0);
866 opengl_context = pango_opengl_font_map_create_context ((PangoOpenGLFontMap *)opengl_fontmap);
867 /*pango_context_set_font_description (opengl_context, default_font);*/
868#if PANGO_VERSION_CHECK (1, 15, 2)
869 pango_context_set_language (opengl_context, pango_language_from_string ("en"));
870 /*pango_context_set_base_dir (opengl_context, PANGO_DIRECTION_WEAK_LTR);*/
871#endif
872}
873
874char *SDL_GetError ()
875
876void SDL_braino ()
877
878int SDL_Init (U32 flags)
879
880int SDL_InitSubSystem (U32 flags)
881
882void SDL_QuitSubSystem (U32 flags)
883
884void SDL_Quit ()
885
886int SDL_GL_SetAttribute (int attr, int value)
887
888int SDL_GL_GetAttribute (int attr)
889 CODE:
890 if (SDL_GL_GetAttribute (attr, &RETVAL))
891 XSRETURN_UNDEF;
892 OUTPUT:
893 RETVAL
894
895void
896SDL_ListModes (int rgb, int alpha)
897 PPCODE:
898{
899 SDL_Rect **m;
900
901 SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
902 SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
903 SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
904 SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
905
906 SDL_GL_SetAttribute (SDL_GL_BUFFER_SIZE, 15);
907 SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE , 0);
908
909 SDL_GL_SetAttribute (SDL_GL_ACCUM_RED_SIZE , 0);
910 SDL_GL_SetAttribute (SDL_GL_ACCUM_GREEN_SIZE, 0);
911 SDL_GL_SetAttribute (SDL_GL_ACCUM_BLUE_SIZE , 0);
912 SDL_GL_SetAttribute (SDL_GL_ACCUM_ALPHA_SIZE, 0);
913
914 SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
915 SDL_GL_SetAttribute (SDL_GL_SWAP_CONTROL, 1);
916
917 m = SDL_ListModes (0, SDL_FULLSCREEN | SDL_OPENGL);
918
919 if (m && m != (SDL_Rect **)-1)
920 while (*m)
921 {
922 if ((*m)->w >= 400 && (*m)->h >= 300)
923 {
924 AV *av = newAV ();
925 av_push (av, newSViv ((*m)->w));
926 av_push (av, newSViv ((*m)->h));
927 av_push (av, newSViv (rgb));
928 av_push (av, newSViv (alpha));
929 XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
930 }
931
932 ++m;
933 }
934}
935
936int
937SDL_SetVideoMode (int w, int h, int rgb, int alpha, int fullscreen)
938 CODE:
939{
940 SDL_EnableUNICODE (1);
941 SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
942
943 SDL_GL_SetAttribute (SDL_GL_RED_SIZE , rgb);
944 SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, rgb);
945 SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE , rgb);
946 SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, alpha);
947
948 RETVAL = !!SDL_SetVideoMode (
949 w, h, 0, SDL_OPENGL | (fullscreen ? SDL_FULLSCREEN : 0)
950 );
951
952 if (RETVAL)
953 {
954 av_clear (texture_av);
955
956 SDL_WM_SetCaption ("Deliantra MORPG Client " VERSION, "Deliantra");
957#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
958#include "glfunc.h"
959#undef GL_FUNC
960
961 if (!gl.ActiveTexture ) gl.ActiveTexture = gl.ActiveTextureARB;
962 if (!gl.MultiTexCoord2f) gl.MultiTexCoord2f = gl.MultiTexCoord2fARB;
963 }
964}
965 OUTPUT:
966 RETVAL
967
968void
969SDL_GL_SwapBuffers ()
970
971char *
972SDL_GetKeyName (int sym)
973
974int
975SDL_GetAppState ()
976
977int
978SDL_GetModState ()
979
980void
981poll_events ()
982 PPCODE:
983{
984 SDL_Event ev;
985
986 SDL_PumpEvents ();
987 while (SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_ALLEVENTS) > 0)
988 {
989 HV *hv = newHV ();
990 hv_store (hv, "type", 4, newSViv (ev.type), 0);
991
992 switch (ev.type)
993 {
994 case SDL_KEYDOWN:
995 case SDL_KEYUP:
996 hv_store (hv, "state", 5, newSViv (ev.key.state), 0);
997 hv_store (hv, "sym", 3, newSViv (ev.key.keysym.sym), 0);
998 hv_store (hv, "mod", 3, newSViv (mod_munge (ev.key.keysym.mod)), 0);
999 hv_store (hv, "cmod", 4, newSViv (mod_munge (SDL_GetModState ())), 0); /* current mode */
1000 hv_store (hv, "unicode", 7, newSViv (ev.key.keysym.unicode), 0);
1001 break;
1002
1003 case SDL_ACTIVEEVENT:
1004 hv_store (hv, "gain", 4, newSViv (ev.active.gain), 0);
1005 hv_store (hv, "state", 5, newSViv (ev.active.state), 0);
1006 break;
1007
1008 case SDL_MOUSEMOTION:
1009 {
1010 int state = ev.motion.state;
1011 int x = ev.motion.x;
1012 int y = ev.motion.y;
1013 int xrel = ev.motion.xrel;
1014 int yrel = ev.motion.yrel;
1015
1016 /* do simplistic event compression */
1017 while (SDL_PeepEvents (&ev, 1, SDL_PEEKEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION)) > 0
1018 && state == ev.motion.state)
1019 {
1020 xrel += ev.motion.xrel;
1021 yrel += ev.motion.yrel;
1022 x = ev.motion.x;
1023 y = ev.motion.y;
1024 SDL_PeepEvents (&ev, 1, SDL_GETEVENT, SDL_EVENTMASK (SDL_MOUSEMOTION));
1025 }
1026
1027 hv_store (hv, "mod", 3, newSViv (mod_munge (SDL_GetModState ())), 0);
1028 hv_store (hv, "state", 5, newSViv (state), 0);
1029 hv_store (hv, "x", 1, newSViv (x), 0);
1030 hv_store (hv, "y", 1, newSViv (y), 0);
1031 hv_store (hv, "xrel", 4, newSViv (xrel), 0);
1032 hv_store (hv, "yrel", 4, newSViv (yrel), 0);
1033 }
1034 break;
1035
1036 case SDL_MOUSEBUTTONDOWN:
1037 case SDL_MOUSEBUTTONUP:
1038 hv_store (hv, "mod", 3, newSViv (SDL_GetModState () & MOD_MASK), 0);
1039
1040 hv_store (hv, "button", 6, newSViv (ev.button.button), 0);
1041 hv_store (hv, "state", 5, newSViv (ev.button.state), 0);
1042 hv_store (hv, "x", 1, newSViv (ev.button.x), 0);
1043 hv_store (hv, "y", 1, newSViv (ev.button.y), 0);
1044 break;
1045
1046 case SDL_USEREVENT:
1047 hv_store (hv, "code", 4, newSViv (ev.user.code), 0);
1048 hv_store (hv, "data1", 5, newSViv ((IV)ev.user.data1), 0);
1049 hv_store (hv, "data2", 5, newSViv ((IV)ev.user.data2), 0);
1050 break;
1051 }
1052
1053 XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("DC::UI::Event", 1))));
1054 }
1055}
1056
1057char *
1058SDL_AudioDriverName ()
1059 CODE:
1060{
1061 char buf [256];
1062 if (!SDL_AudioDriverName (buf, sizeof (buf)))
1063 XSRETURN_UNDEF;
1064
1065 RETVAL = buf;
1066}
1067 OUTPUT:
1068 RETVAL
1069
1070int
1071Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 4096)
1072 POSTCALL:
1073 Mix_HookMusicFinished (music_finished);
1074 Mix_ChannelFinished (channel_finished);
1075
1076void
1077Mix_QuerySpec ()
1078 PPCODE:
1079{
1080 int freq, channels;
1081 Uint16 format;
1082
1083 if (Mix_QuerySpec (&freq, &format, &channels))
1084 {
1085 EXTEND (SP, 3);
1086 PUSHs (sv_2mortal (newSViv (freq)));
1087 PUSHs (sv_2mortal (newSViv (format)));
1088 PUSHs (sv_2mortal (newSViv (channels)));
1089 }
1090}
1091
1092void
1093Mix_CloseAudio ()
1094
1095int
1096Mix_AllocateChannels (int numchans = -1)
1097
1098const char *
1099Mix_GetError ()
1100
1101void
1102lowdelay (int fd, int val = 1)
1103 CODE:
1104 setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
1105
1106void
1107win32_proxy_info ()
1108 PPCODE:
1109{
1110#ifdef _WIN32
1111 char buffer[2048];
1112 DWORD buflen;
1113
1114 EXTEND (SP, 3);
1115
1116 buflen = sizeof (buffer);
1117 if (InternetQueryOption (0, INTERNET_OPTION_PROXY, (void *)buffer, &buflen))
1118 if (((INTERNET_PROXY_INFO *)buffer)->dwAccessType == INTERNET_OPEN_TYPE_PROXY)
1119 {
1120 PUSHs (newSVpv (((INTERNET_PROXY_INFO *)buffer)->lpszProxy, 0));
1121
1122 buflen = sizeof (buffer);
1123 if (InternetQueryOption (0, INTERNET_OPTION_PROXY_USERNAME, (void *)buffer, &buflen))
1124 {
1125 PUSHs (newSVpv (buffer, 0));
1126
1127 buflen = sizeof (buffer);
1128 if (InternetQueryOption (0, INTERNET_OPTION_PROXY_PASSWORD, (void *)buffer, &buflen))
1129 PUSHs (newSVpv (buffer, 0));
1130 }
1131 }
1132#endif
1133}
1134
1135int
1136add_font (char *file)
1137 CODE:
1138 RETVAL = FcConfigAppFontAddFile (0, (const FcChar8 *)file);
1139 OUTPUT:
1140 RETVAL
1141
1142void
1143IMG_Init (int flags = IMG_INIT_JPG | IMG_INIT_PNG)
1144
1145void
1146load_image_inline (SV *image_)
1147 ALIAS:
1148 load_image_file = 1
1149 PPCODE:
1150{
1151 STRLEN image_len;
1152 char *image = (char *)SvPVbyte (image_, image_len);
1153 SDL_Surface *surface, *surface2;
1154 SDL_PixelFormat fmt;
1155 SDL_RWops *rw = ix
1156 ? SDL_RWFromFile (image, "rb")
1157 : SDL_RWFromConstMem (image, image_len);
1158
1159 if (!rw)
1160 croak ("load_image: %s", SDL_GetError ());
1161
1162 surface = IMG_Load_RW (rw, 1);
1163 if (!surface)
1164 croak ("load_image: %s", SDL_GetError ());
1165
1166 fmt.palette = NULL;
1167 fmt.BitsPerPixel = 32;
1168 fmt.BytesPerPixel = 4;
1169#if SDL_BYTEORDER == SDL_LIL_ENDIAN
1170 fmt.Rmask = 0x000000ff;
1171 fmt.Gmask = 0x0000ff00;
1172 fmt.Bmask = 0x00ff0000;
1173 fmt.Amask = 0xff000000;
1174#else
1175 fmt.Rmask = 0xff000000;
1176 fmt.Gmask = 0x00ff0000;
1177 fmt.Bmask = 0x0000ff00;
1178 fmt.Amask = 0x000000ff;
1179#endif
1180 fmt.Rloss = 0;
1181 fmt.Gloss = 0;
1182 fmt.Bloss = 0;
1183 fmt.Aloss = 0;
1184 fmt.Rshift = 0;
1185 fmt.Gshift = 8;
1186 fmt.Bshift = 16;
1187 fmt.Ashift = 24;
1188 fmt.colorkey = 0;
1189 fmt.alpha = 0;
1190
1191 surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
1192
1193 assert (surface2->pitch == surface2->w * 4);
1194
1195 SDL_LockSurface (surface2);
1196 EXTEND (SP, 6);
1197 PUSHs (sv_2mortal (newSViv (surface2->w)));
1198 PUSHs (sv_2mortal (newSViv (surface2->h)));
1199 PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
1200 PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
1201 PUSHs (sv_2mortal (newSViv (GL_RGBA)));
1202 PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE)));
1203 SDL_UnlockSurface (surface2);
1204
1205 SDL_FreeSurface (surface);
1206 SDL_FreeSurface (surface2);
1207}
1208
1209void
1210average (int x, int y, uint32_t *data)
1211 PPCODE:
1212{
1213 uint32_t r = 0, g = 0, b = 0, a = 0;
1214
1215 x = y = x * y;
1216
1217 while (x--)
1218 {
1219 uint32_t p = *data++;
1220
1221 r += (p ) & 255;
1222 g += (p >> 8) & 255;
1223 b += (p >> 16) & 255;
1224 a += (p >> 24) & 255;
1225 }
1226
1227 EXTEND (SP, 4);
1228 PUSHs (sv_2mortal (newSViv (r / y)));
1229 PUSHs (sv_2mortal (newSViv (g / y)));
1230 PUSHs (sv_2mortal (newSViv (b / y)));
1231 PUSHs (sv_2mortal (newSViv (a / y)));
1232}
1233
1234void
1235error (char *message)
1236 CODE:
1237 fprintf (stderr, "ERROR: %s\n", message);
1238#ifdef _WIN32
1239 MessageBox (0, message, "Deliantra Client Error", MB_OK | MB_ICONERROR);
1240#endif
1241
1242void
1243fatal (char *message)
1244 CODE:
1245 fprintf (stderr, "FATAL: %s\n", message);
1246#ifdef _WIN32
1247 MessageBox (0, message, "Deliantra Client Fatal Error", MB_OK | MB_ICONERROR);
1248#endif
1249 _exit (1);
1250
1251void
1252_exit (int retval = 0)
1253 CODE:
1254#ifdef WIN32
1255 ExitThread (retval); // unclean, please beam me up
1256#else
1257 _exit (retval);
1258#endif
1259
1260void
1261debug ()
1262 CODE:
1263{
1264#if DEBUG
1265 VALGRIND_DO_LEAK_CHECK;
1266#endif
1267}
1268
1269int
1270SvREFCNT (SV *sv)
1271 CODE:
1272 RETVAL = SvREFCNT (sv);
1273 OUTPUT:
1274 RETVAL
1275
1276MODULE = Deliantra::Client PACKAGE = DC::Font
1277
1278PROTOTYPES: DISABLE
1279
1280DC::Font
1281new_from_file (SV *class, char *path, int id = 0)
1282 CODE:
1283{
1284 int count;
1285 FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)path, id, 0, &count);
1286 RETVAL = pango_fc_font_description_from_pattern (pattern, 0);
1287 FcPatternDestroy (pattern);
1288}
1289 OUTPUT:
1290 RETVAL
1291
1292void
1293DESTROY (DC::Font self)
1294 CODE:
1295 pango_font_description_free (self);
1296
1297void
1298make_default (DC::Font self)
1299 PROTOTYPE: $
1300 CODE:
1301 default_font = self;
1302
1303MODULE = Deliantra::Client PACKAGE = DC::Layout
1304
1305PROTOTYPES: DISABLE
1306
1307void
1308glyph_cache_backup ()
1309 PROTOTYPE:
1310 CODE:
1311 tc_backup ();
1312
1313void
1314glyph_cache_restore ()
1315 PROTOTYPE:
1316 CODE:
1317 tc_restore ();
1318
1319DC::Layout
1320new (SV *class)
1321 CODE:
1322 New (0, RETVAL, 1, struct cf_layout);
1323
1324 RETVAL->pl = pango_layout_new (opengl_context);
1325 RETVAL->r = 1.;
1326 RETVAL->g = 1.;
1327 RETVAL->b = 1.;
1328 RETVAL->a = 1.;
1329 RETVAL->base_height = MIN_FONT_HEIGHT;
1330 RETVAL->font = 0;
1331 RETVAL->rc = rc_alloc ();
1332
1333 pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
1334 layout_update_font (RETVAL);
1335 OUTPUT:
1336 RETVAL
1337
1338void
1339DESTROY (DC::Layout self)
1340 CODE:
1341 g_object_unref (self->pl);
1342 rc_free (self->rc);
1343 Safefree (self);
1344
1345void
1346set_text (DC::Layout self, SV *text_)
1347 CODE:
1348{
1349 STRLEN textlen;
1350 char *text = SvPVutf8 (text_, textlen);
1351
1352 pango_layout_set_text (self->pl, text, textlen);
1353}
1354
1355void
1356set_markup (DC::Layout self, SV *text_)
1357 CODE:
1358{
1359 STRLEN textlen;
1360 char *text = SvPVutf8 (text_, textlen);
1361
1362 pango_layout_set_markup (self->pl, text, textlen);
1363}
1364
1365void
1366set_shapes (DC::Layout self, ...)
1367 CODE:
1368{
1369 PangoAttrList *attrs = 0;
1370 const char *text = pango_layout_get_text (self->pl);
1371 const char *pos = text;
1372 int arg = 4;
1373
1374 while (arg < items && (pos = strstr (pos, OBJ_STR)))
1375 {
1376 PangoRectangle inkrect, rect;
1377 PangoAttribute *attr;
1378
1379 int x = SvIV (ST (arg - 3));
1380 int y = SvIV (ST (arg - 2));
1381 int w = SvIV (ST (arg - 1));
1382 int h = SvIV (ST (arg ));
1383
1384 inkrect.x = 0;
1385 inkrect.y = 0;
1386 inkrect.width = 0;
1387 inkrect.height = 0;
1388
1389 rect.x = x * PANGO_SCALE;
1390 rect.y = y * PANGO_SCALE;
1391 rect.width = w * PANGO_SCALE;
1392 rect.height = h * PANGO_SCALE;
1393
1394 if (!attrs)
1395 attrs = pango_layout_get_attributes (self->pl);
1396
1397 attr = pango_attr_shape_new (&inkrect, &rect);
1398 attr->start_index = pos - text;
1399 attr->end_index = attr->start_index + sizeof (OBJ_STR) - 1;
1400 pango_attr_list_insert (attrs, attr);
1401
1402 arg += 4;
1403 pos += sizeof (OBJ_STR) - 1;
1404 }
1405
1406 if (attrs)
1407 pango_layout_set_attributes (self->pl, attrs);
1408}
1409
1410void
1411get_shapes (DC::Layout self)
1412 PPCODE:
1413{
1414 PangoLayoutIter *iter = pango_layout_get_iter (self->pl);
1415
1416 do
1417 {
1418 PangoLayoutRun *run = pango_layout_iter_get_run_readonly (iter);
1419
1420 if (run && shape_attr_p (run))
1421 {
1422 PangoRectangle extents;
1423 pango_layout_iter_get_run_extents (iter, 0, &extents);
1424
1425 EXTEND (SP, 2);
1426 PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.x))));
1427 PUSHs (sv_2mortal (newSViv (PANGO_PIXELS (extents.y))));
1428 }
1429 }
1430 while (pango_layout_iter_next_run (iter));
1431
1432 pango_layout_iter_free (iter);
1433}
1434
1435int
1436has_wrapped (DC::Layout self)
1437 CODE:
1438{
1439 int lines = 1;
1440 const char *text = pango_layout_get_text (self->pl);
1441
1442 while (*text)
1443 lines += *text++ == '\n';
1444
1445 RETVAL = lines < pango_layout_get_line_count (self->pl);
1446}
1447 OUTPUT:
1448 RETVAL
1449
1450SV *
1451get_text (DC::Layout self)
1452 CODE:
1453 RETVAL = newSVpv (pango_layout_get_text (self->pl), 0);
1454 sv_utf8_decode (RETVAL);
1455 OUTPUT:
1456 RETVAL
1457
1458void
1459set_foreground (DC::Layout self, float r, float g, float b, float a = 1.)
1460 CODE:
1461 self->r = r;
1462 self->g = g;
1463 self->b = b;
1464 self->a = a;
1465
1466void
1467set_font (DC::Layout self, DC::Font font = 0)
1468 CODE:
1469 if (self->font != font)
1470 {
1471 self->font = font;
1472 layout_update_font (self);
1473 }
1474
1475void
1476set_height (DC::Layout self, int base_height)
1477 CODE:
1478 if (self->base_height != base_height)
1479 {
1480 self->base_height = base_height;
1481 layout_update_font (self);
1482 }
1483
1484void
1485set_width (DC::Layout self, int max_width = -1)
1486 CODE:
1487 pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
1488
1489void
1490set_indent (DC::Layout self, int indent)
1491 CODE:
1492 pango_layout_set_indent (self->pl, indent * PANGO_SCALE);
1493
1494void
1495set_spacing (DC::Layout self, int spacing)
1496 CODE:
1497 pango_layout_set_spacing (self->pl, spacing * PANGO_SCALE);
1498
1499void
1500set_ellipsise (DC::Layout self, int ellipsise)
1501 CODE:
1502 pango_layout_set_ellipsize (self->pl,
1503 ellipsise == 1 ? PANGO_ELLIPSIZE_START
1504 : ellipsise == 2 ? PANGO_ELLIPSIZE_MIDDLE
1505 : ellipsise == 3 ? PANGO_ELLIPSIZE_END
1506 : PANGO_ELLIPSIZE_NONE
1507 );
1508
1509void
1510set_single_paragraph_mode (DC::Layout self, int spm)
1511 CODE:
1512 pango_layout_set_single_paragraph_mode (self->pl, !!spm);
1513
1514void
1515size (DC::Layout self)
1516 PPCODE:
1517{
1518 int w, h;
1519
1520 layout_get_pixel_size (self, &w, &h);
1521
1522 EXTEND (SP, 2);
1523 PUSHs (sv_2mortal (newSViv (w)));
1524 PUSHs (sv_2mortal (newSViv (h)));
1525}
1526
1527int
1528descent (DC::Layout self)
1529 CODE:
1530{
1531 PangoRectangle rect;
1532 PangoLayoutLine *line = pango_layout_get_line_readonly (self->pl, 0);
1533 pango_layout_line_get_pixel_extents (line, 0, &rect);
1534 RETVAL = PANGO_DESCENT (rect);
1535}
1536 OUTPUT:
1537 RETVAL
1538
1539int
1540xy_to_index (DC::Layout self, int x, int y)
1541 CODE:
1542{
1543 int index, trailing;
1544 pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
1545 RETVAL = index + trailing;
1546}
1547 OUTPUT:
1548 RETVAL
1549
1550void
1551cursor_pos (DC::Layout self, int index)
1552 PPCODE:
1553{
1554 PangoRectangle pos;
1555 pango_layout_get_cursor_pos (self->pl, index, &pos, 0);
1556
1557 EXTEND (SP, 3);
1558 PUSHs (sv_2mortal (newSViv (pos.x / PANGO_SCALE)));
1559 PUSHs (sv_2mortal (newSViv (pos.y / PANGO_SCALE)));
1560 PUSHs (sv_2mortal (newSViv (pos.height / PANGO_SCALE)));
1561}
1562
1563void
1564index_to_line_x (DC::Layout self, int index, int trailing = 0)
1565 PPCODE:
1566{
1567 int line, x;
1568
1569 pango_layout_index_to_line_x (self->pl, index, trailing, &line, &x);
1570#if !PANGO_VERSION_CHECK (1, 17, 3)
1571 /* pango bug: line is between 1..numlines, not 0..numlines-1 */
1572 --line;
1573#endif
1574 EXTEND (SP, 2);
1575 PUSHs (sv_2mortal (newSViv (line)));
1576 PUSHs (sv_2mortal (newSViv (x / PANGO_SCALE)));
1577}
1578
1579void
1580line_x_to_index (DC::Layout self, int line, int x)
1581 PPCODE:
1582{
1583 PangoLayoutLine *lp;
1584 int index, trailing;
1585
1586 if (line < 0)
1587 XSRETURN_EMPTY;
1588
1589 if (!(lp = pango_layout_get_line_readonly (self->pl, line)))
1590 XSRETURN_EMPTY; /* do better */
1591
1592 pango_layout_line_x_to_index (lp, x * PANGO_SCALE, &index, &trailing);
1593
1594 EXTEND (SP, 2);
1595 if (GIMME_V == G_SCALAR)
1596 PUSHs (sv_2mortal (newSViv (index + trailing)));
1597 else
1598 {
1599 PUSHs (sv_2mortal (newSViv (index)));
1600 PUSHs (sv_2mortal (newSViv (trailing)));
1601 }
1602}
1603
1604void
1605render (DC::Layout self, float x, float y, int flags = 0)
1606 CODE:
1607 rc_clear (self->rc);
1608 pango_opengl_render_layout_subpixel (
1609 self->pl,
1610 self->rc,
1611 x * PANGO_SCALE, y * PANGO_SCALE,
1612 self->r, self->g, self->b, self->a,
1613 flags
1614 );
1615 // we assume that context_change actually clears/frees stuff
1616 // and does not do any recomputation...
1617 pango_layout_context_changed (self->pl);
1618
1619void
1620draw (DC::Layout self)
1621 CODE:
1622{
1623 glEnable (GL_TEXTURE_2D);
1624 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
1625 glEnable (GL_BLEND);
1626 gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
1627 GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
1628 glEnable (GL_ALPHA_TEST);
1629 glAlphaFunc (GL_GREATER, 7.f / 255.f);
1630
1631 rc_draw (self->rc);
1632
1633 glDisable (GL_ALPHA_TEST);
1634 glDisable (GL_BLEND);
1635 glDisable (GL_TEXTURE_2D);
1636}
1637
1638MODULE = Deliantra::Client PACKAGE = DC::Texture
1639
1640PROTOTYPES: ENABLE
1641
1642void
1643pad (SV *data_, int ow, int oh, int nw, int nh)
1644 CODE:
1645{
1646 if ((nw != ow || nh != oh) && SvOK (data_))
1647 {
1648 STRLEN datalen;
1649 char *data = SvPVbyte (data_, datalen);
1650 int bpp = datalen / (ow * oh);
1651 SV *result_ = sv_2mortal (newSV (nw * nh * bpp));
1652
1653 SvPOK_only (result_);
1654 SvCUR_set (result_, nw * nh * bpp);
1655
1656 memset (SvPVX (result_), 0, nw * nh * bpp);
1657 while (oh--)
1658 memcpy (SvPVX (result_) + oh * nw * bpp, data + oh * ow * bpp, ow * bpp);
1659
1660 sv_setsv (data_, result_);
1661 }
1662}
1663
1664void
1665draw_quad (SV *self, float x, float y, float w = 0., float h = 0.)
1666 PROTOTYPE: $$$;$$
1667 ALIAS:
1668 draw_quad_alpha = 1
1669 draw_quad_alpha_premultiplied = 2
1670 CODE:
1671{
1672 HV *hv = (HV *)SvRV (self);
1673 float s = SvNV (*hv_fetch (hv, "s", 1, 1));
1674 float t = SvNV (*hv_fetch (hv, "t", 1, 1));
1675 int name = SvIV (*hv_fetch (hv, "name", 4, 1));
1676
1677 if (name <= 0)
1678 XSRETURN_EMPTY;
1679
1680 if (items < 5)
1681 {
1682 w = SvNV (*hv_fetch (hv, "w", 1, 1));
1683 h = SvNV (*hv_fetch (hv, "h", 1, 1));
1684 }
1685
1686 if (ix)
1687 {
1688 glEnable (GL_BLEND);
1689
1690 if (ix == 2)
1691 glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
1692 else
1693 gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
1694 GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
1695
1696 glEnable (GL_ALPHA_TEST);
1697 glAlphaFunc (GL_GREATER, 0.01f);
1698 }
1699
1700 glBindTexture (GL_TEXTURE_2D, name);
1701
1702 glBegin (GL_QUADS);
1703 glTexCoord2f (0, 0); glVertex2f (x , y );
1704 glTexCoord2f (0, t); glVertex2f (x , y + h);
1705 glTexCoord2f (s, t); glVertex2f (x + w, y + h);
1706 glTexCoord2f (s, 0); glVertex2f (x + w, y );
1707 glEnd ();
1708
1709 if (ix)
1710 {
1711 glDisable (GL_ALPHA_TEST);
1712 glDisable (GL_BLEND);
1713 }
1714}
1715
1716void
1717draw_fow_texture (float intensity, int hidden_tex, int name1, uint8_t *data1, float s, float t, int w, int h, float blend = 0.f, int dx = 0, int dy = 0, int name2 = 0, uint8_t *data2 = data1)
1718 PROTOTYPE: @
1719 CODE:
1720{
1721 glEnable (GL_BLEND);
1722 glBlendFunc (intensity ? GL_SRC_ALPHA : GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
1723 glEnable (GL_TEXTURE_2D);
1724 glBindTexture (GL_TEXTURE_2D, name1);
1725
1726 glColor3f (intensity, intensity, intensity);
1727 glPushMatrix ();
1728 glScalef (1./3, 1./3, 1.);
1729
1730 if (blend > 0.f)
1731 {
1732 float dx3 = dx * -3.f / w;
1733 float dy3 = dy * -3.f / h;
1734 GLfloat env_color[4] = { 0., 0., 0., blend };
1735
1736 /* interpolate the two shadow textures */
1737 /* stage 0 == rgb(glcolor) + alpha(t0) */
1738 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
1739
1740 /* stage 1 == rgb(glcolor) + alpha(interpolate t0, t1, texenv) */
1741 gl.ActiveTexture (GL_TEXTURE1);
1742 glEnable (GL_TEXTURE_2D);
1743 glBindTexture (GL_TEXTURE_2D, name2);
1744 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE);
1745
1746 /* rgb == rgb(glcolor) */
1747 glTexEnvi (GL_TEXTURE_ENV, GL_COMBINE_RGB, GL_REPLACE);
1748 glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE0_RGB, GL_PRIMARY_COLOR);
1749 glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND0_RGB, GL_SRC_COLOR);
1750
1751 /* alpha = interpolate t0, t1 by env_alpha */
1752 glTexEnvfv (GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, env_color);
1753
1754 glTexEnvi (GL_TEXTURE_ENV, GL_COMBINE_ALPHA, GL_INTERPOLATE);
1755 glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE0_ALPHA, GL_TEXTURE);
1756 glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND0_ALPHA, GL_SRC_ALPHA);
1757
1758 glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE1_ALPHA, GL_PREVIOUS);
1759 glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND1_ALPHA, GL_SRC_ALPHA);
1760
1761 glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE2_ALPHA, GL_CONSTANT);
1762 glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND2_ALPHA, GL_SRC_ALPHA);
1763
1764 glBegin (GL_QUADS);
1765 gl.MultiTexCoord2f (GL_TEXTURE0, 0, 0); gl.MultiTexCoord2f (GL_TEXTURE1, dx3 , dy3 ); glVertex2i (0, 0);
1766 gl.MultiTexCoord2f (GL_TEXTURE0, 0, t); gl.MultiTexCoord2f (GL_TEXTURE1, dx3 , dy3 + t); glVertex2i (0, h);
1767 gl.MultiTexCoord2f (GL_TEXTURE0, s, t); gl.MultiTexCoord2f (GL_TEXTURE1, dx3 + s, dy3 + t); glVertex2i (w, h);
1768 gl.MultiTexCoord2f (GL_TEXTURE0, s, 0); gl.MultiTexCoord2f (GL_TEXTURE1, dx3 + s, dy3 ); glVertex2i (w, 0);
1769 glEnd ();
1770
1771 glDisable (GL_TEXTURE_2D);
1772 gl.ActiveTexture (GL_TEXTURE0);
1773 }
1774 else
1775 {
1776 /* simple blending of one texture, also opengl <1.3 path */
1777 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
1778
1779 glBegin (GL_QUADS);
1780 glTexCoord2f (0, 0); glVertex2f (0, 0);
1781 glTexCoord2f (0, t); glVertex2f (0, h);
1782 glTexCoord2f (s, t); glVertex2f (w, h);
1783 glTexCoord2f (s, 0); glVertex2f (w, 0);
1784 glEnd ();
1785 }
1786
1787 /* draw ?-marks or equivalent, this is very clumsy code :/ */
1788 {
1789 int x, y;
1790 int dx3 = dx * 3;
1791 int dy3 = dy * 3;
1792
1793 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
1794 glBindTexture (GL_TEXTURE_2D, hidden_tex);
1795 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1796 glTranslatef (-1., -1., 0);
1797 glBegin (GL_QUADS);
1798
1799 for (y = 1; y < h; y += 3)
1800 {
1801 int y1 = y - dy3;
1802 int y1valid = y1 >= 0 && y1 < h;
1803
1804 for (x = 1; x < w; x += 3)
1805 {
1806 int x1 = x - dx3;
1807 uint8_t h1 = data1 [x + y * w] == DARKNESS_ADJUST (255 - FOW_DARKNESS);
1808 uint8_t h2;
1809
1810 if (y1valid && x1 >= 0 && x1 < w)
1811 h2 = data2 [x1 + y1 * w] == DARKNESS_ADJUST (255 - FOW_DARKNESS);
1812 else
1813 h2 = 1; /* out of range == invisible */
1814
1815 if (h1 || h2)
1816 {
1817 float alpha = h1 == h2 ? 1.f : h1 ? 1.f - blend : blend;
1818 glColor4f (1., 1., 1., alpha);
1819
1820 glTexCoord2f (0, 0.); glVertex2i (x , y );
1821 glTexCoord2f (0, 1.); glVertex2i (x , y + 3);
1822 glTexCoord2f (1, 1.); glVertex2i (x + 3, y + 3);
1823 glTexCoord2f (1, 0.); glVertex2i (x + 3, y );
1824 }
1825 }
1826 }
1827 }
1828
1829 glEnd ();
1830
1831 glPopMatrix ();
1832
1833 glDisable (GL_TEXTURE_2D);
1834 glDisable (GL_BLEND);
1835}
1836
1837IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type)
1838 CODE:
1839{
1840 GLint width;
1841 glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0);
1842 glGetTexLevelParameteriv (GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width);
1843 RETVAL = width > 0;
1844}
1845 OUTPUT:
1846 RETVAL
1847
1848MODULE = Deliantra::Client PACKAGE = DC::Map
1849
1850PROTOTYPES: DISABLE
1851
1852DC::Map
1853new (SV *class)
1854 CODE:
1855 New (0, RETVAL, 1, struct map);
1856 RETVAL->x = 0;
1857 RETVAL->y = 0;
1858 RETVAL->w = 0;
1859 RETVAL->h = 0;
1860 RETVAL->ox = 0;
1861 RETVAL->oy = 0;
1862 RETVAL->faces = 8192; Newz (0, RETVAL->face2tile, RETVAL->faces, tileid);
1863 RETVAL->texs = 8192; Newz (0, RETVAL->tex , RETVAL->texs , maptex);
1864 RETVAL->rows = 0;
1865 RETVAL->row = 0;
1866 OUTPUT:
1867 RETVAL
1868
1869void
1870DESTROY (DC::Map self)
1871 CODE:
1872{
1873 map_clear (self);
1874 Safefree (self->face2tile);
1875 Safefree (self->tex);
1876 Safefree (self);
1877}
1878
1879void
1880resize (DC::Map self, int map_width, int map_height)
1881 CODE:
1882 self->w = map_width;
1883 self->h = map_height;
1884
1885void
1886clear (DC::Map self)
1887 CODE:
1888 map_clear (self);
1889
1890void
1891set_tileid (DC::Map self, int face, int tile)
1892 CODE:
1893{
1894 need_facenum (self, face); self->face2tile [face] = tile;
1895 need_texid (self, tile);
1896}
1897
1898void
1899set_smooth (DC::Map self, int face, int smooth, int level)
1900 CODE:
1901{
1902 tileid texid;
1903 maptex *tex;
1904
1905 if (face < 0 || face >= self->faces)
1906 return;
1907
1908 if (smooth < 0 || smooth >= self->faces)
1909 return;
1910
1911 texid = self->face2tile [face];
1912
1913 if (!texid)
1914 return;
1915
1916 tex = self->tex + texid;
1917 tex->smoothtile = self->face2tile [smooth];
1918 tex->smoothlevel = level;
1919}
1920
1921void
1922set_texture (DC::Map self, int texid, int name, int w, int h, float s, float t, int r, int g, int b, int a)
1923 CODE:
1924{
1925 need_texid (self, texid);
1926
1927 {
1928 maptex *tex = self->tex + texid;
1929
1930 tex->name = name;
1931 tex->w = w;
1932 tex->h = h;
1933 tex->s = s;
1934 tex->t = t;
1935 tex->r = r;
1936 tex->g = g;
1937 tex->b = b;
1938 tex->a = a;
1939 }
1940
1941 // somewhat hackish, but for textures that require it, it really
1942 // improves the look, and most others don't suffer.
1943 glBindTexture (GL_TEXTURE_2D, name);
1944 //glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
1945 //glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
1946 // use uglier nearest interpolation because linear suffers
1947 // from transparent color bleeding and ugly wrapping effects.
1948 glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
1949}
1950
1951void
1952expire_textures (DC::Map self, int texid, int count)
1953 PPCODE:
1954 for (; texid < self->texs && count; ++texid, --count)
1955 {
1956 maptex *tex = self->tex + texid;
1957
1958 if (tex->name)
1959 {
1960 if (tex->unused)
1961 {
1962 tex->name = 0;
1963 tex->unused = 0;
1964 XPUSHs (sv_2mortal (newSViv (texid)));
1965 }
1966 else
1967 tex->unused = 1;
1968 }
1969 }
1970
1971int
1972ox (DC::Map self)
1973 ALIAS:
1974 oy = 1
1975 x = 2
1976 y = 3
1977 w = 4
1978 h = 5
1979 CODE:
1980 switch (ix)
1981 {
1982 case 0: RETVAL = self->ox; break;
1983 case 1: RETVAL = self->oy; break;
1984 case 2: RETVAL = self->x; break;
1985 case 3: RETVAL = self->y; break;
1986 case 4: RETVAL = self->w; break;
1987 case 5: RETVAL = self->h; break;
1988 }
1989 OUTPUT:
1990 RETVAL
1991
1992void
1993scroll (DC::Map self, int dx, int dy)
1994 CODE:
1995{
1996 if (dx > 0)
1997 map_blank (self, self->x, self->y, dx, self->h);
1998 else if (dx < 0)
1999 map_blank (self, self->x + self->w + dx, self->y, -dx, self->h);
2000
2001 if (dy > 0)
2002 map_blank (self, self->x, self->y, self->w, dy);
2003 else if (dy < 0)
2004 map_blank (self, self->x, self->y + self->h + dy, self->w, -dy);
2005
2006 self->ox += dx; self->x += dx;
2007 self->oy += dy; self->y += dy;
2008
2009 while (self->y < 0)
2010 {
2011 Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y);
2012
2013 self->rows += MAP_EXTEND_Y;
2014 self->y += MAP_EXTEND_Y;
2015 }
2016}
2017
2018SV *
2019map1a_update (DC::Map self, SV *data_, int extmap)
2020 CODE:
2021{
2022 uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
2023 uint8_t *data_end = (uint8_t *)SvEND (data_);
2024 mapcell *cell;
2025 int x, y, z, flags;
2026 AV *missing = newAV ();
2027 RETVAL = newRV_noinc ((SV *)missing);
2028
2029 while (data < data_end - 1)
2030 {
2031 flags = (data [0] << 8) + data [1]; data += 2;
2032
2033 x = self->x + ((flags >> 10) & 63);
2034 y = self->y + ((flags >> 4) & 63);
2035
2036 cell = map_get_cell (self, x, y);
2037
2038 if (flags & 15)
2039 {
2040 if (!cell->darkness)
2041 {
2042 memset (cell, 0, sizeof (*cell));
2043 cell->darkness = 256;
2044 }
2045
2046 //TODO: don't trust server data to be in-range(!)
2047
2048 if (flags & 8)
2049 {
2050 if (extmap)
2051 {
2052 uint8_t ext, cmd;
2053
2054 do
2055 {
2056 ext = *data++;
2057 cmd = ext & 0x7f;
2058
2059 if (cmd < 4)
2060 cell->darkness = 255 - ext * 64 + 1; /* make sure this doesn't collide with FOW_DARKNESS */
2061 else if (cmd == 5) // health
2062 {
2063 cell->stat_width = 1;
2064 cell->stat_hp = *data++;
2065 }
2066 else if (cmd == 6) // monster width
2067 cell->stat_width = *data++ + 1;
2068 else if (cmd == 0x47)
2069 {
2070 if (*data == 1) cell->player = data [1];
2071 else if (*data == 2) cell->player = data [2] + (data [1] << 8);
2072 else if (*data == 3) cell->player = data [3] + (data [2] << 8) + (data [1] << 16);
2073 else if (*data == 4) cell->player = data [4] + (data [3] << 8) + (data [2] << 16) + (data [1] << 24);
2074
2075 data += *data + 1;
2076 }
2077 else if (cmd == 8) // cell flags
2078 cell->flags = *data++;
2079 else if (ext & 0x40) // unknown, multibyte => skip
2080 data += *data + 1;
2081 else
2082 data++;
2083 }
2084 while (ext & 0x80);
2085 }
2086 else
2087 cell->darkness = *data++ + 1;
2088 }
2089
2090 for (z = 0; z <= 2; ++z)
2091 if (flags & (4 >> z))
2092 {
2093 faceid face = (data [0] << 8) + data [1]; data += 2;
2094 need_facenum (self, face);
2095 cell->tile [z] = self->face2tile [face];
2096
2097 if (cell->tile [z])
2098 {
2099 maptex *tex = self->tex + cell->tile [z];
2100 tex->unused = 0;
2101 if (!tex->name)
2102 av_push (missing, newSViv (cell->tile [z]));
2103
2104 if (tex->smoothtile)
2105 {
2106 maptex *smooth = self->tex + tex->smoothtile;
2107 smooth->unused = 0;
2108 if (!smooth->name)
2109 av_push (missing, newSViv (tex->smoothtile));
2110 }
2111 }
2112 }
2113 }
2114 else
2115 CELL_CLEAR (cell);
2116 }
2117}
2118 OUTPUT:
2119 RETVAL
2120
2121SV *
2122mapmap (DC::Map self, int x0, int y0, int w, int h)
2123 CODE:
2124{
2125 int x1, x;
2126 int y1, y;
2127 int z;
2128 SV *map_sv = newSV (w * h * sizeof (uint32_t));
2129 uint32_t *map = (uint32_t *)SvPVX (map_sv);
2130
2131 SvPOK_only (map_sv);
2132 SvCUR_set (map_sv, w * h * sizeof (uint32_t));
2133
2134 x0 += self->x; x1 = x0 + w;
2135 y0 += self->y; y1 = y0 + h;
2136
2137 for (y = y0; y < y1; y++)
2138 {
2139 maprow *row = 0 <= y && y < self->rows
2140 ? self->row + y
2141 : 0;
2142
2143 for (x = x0; x < x1; x++)
2144 {
2145 unsigned int r = 32, g = 32, b = 32, a = 192;
2146
2147 if (row && row->c0 <= x && x < row->c1)
2148 {
2149 mapcell *cell = row->col + (x - row->c0);
2150
2151 for (z = 0; z <= 0; z++)
2152 {
2153 maptex tex = self->tex [cell->tile [z]];
2154 int a0 = 255 - tex.a;
2155 int a1 = tex.a;
2156
2157 r = div255 (r * a0 + tex.r * a1);
2158 g = div255 (g * a0 + tex.g * a1);
2159 b = div255 (b * a0 + tex.b * a1);
2160 a = div255 (a * a0 + tex.a * a1);
2161 }
2162 }
2163
2164 *map++ = (r )
2165 | (g << 8)
2166 | (b << 16)
2167 | (a << 24);
2168 }
2169 }
2170
2171 RETVAL = map_sv;
2172}
2173 OUTPUT:
2174 RETVAL
2175
2176void
2177draw (DC::Map self, int mx, int my, int sw, int sh, int Tw, int Th, U32 player = 0xffffffff, int sdx = 0, int sdy = 0)
2178 CODE:
2179{
2180 int x, y, z;
2181
2182 HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
2183 uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
2184 static uint8_t smooth_max[256][256]; // egad, fast and wasteful on memory (64k)
2185 smooth_key skey;
2186 int pl_x, pl_y;
2187 maptex pl_tex;
2188 rc_t *rc = rc_alloc ();
2189 rc_t *rc_ov = rc_alloc ();
2190 rc_key_t key;
2191 rc_array_t *arr;
2192
2193 pl_tex.name = 0;
2194
2195 // that's current max. sorry.
2196 if (sw > 255) sw = 255;
2197 if (sh > 255) sh = 255;
2198
2199 // clear key, in case of extra padding
2200 memset (&skey, 0, sizeof (skey));
2201
2202 memset (&key, 0, sizeof (key));
2203 key.r = 255;
2204 key.g = 255;
2205 key.b = 255;
2206 key.a = 255;
2207 key.mode = GL_QUADS;
2208 key.format = GL_T2F_V3F;
2209
2210 mx += self->x;
2211 my += self->y;
2212
2213 // first pass: determine smooth_max
2214 // rather ugly, if you ask me
2215 // could also be stored inside mapcell and updated on change
2216 memset (smooth_max, 0, sizeof (smooth_max));
2217
2218 for (y = 0; y < sh; y++)
2219 if (0 <= y + my && y + my < self->rows)
2220 {
2221 maprow *row = self->row + (y + my);
2222
2223 for (x = 0; x < sw; x++)
2224 if (row->c0 <= x + mx && x + mx < row->c1)
2225 {
2226 mapcell *cell = row->col + (x + mx - row->c0);
2227
2228 smooth_max[x + 1][y + 1] =
2229 MAX (self->tex [cell->tile [0]].smoothlevel,
2230 MAX (self->tex [cell->tile [1]].smoothlevel,
2231 self->tex [cell->tile [2]].smoothlevel));
2232 }
2233 }
2234
2235 glEnable (GL_BLEND);
2236 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2237 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
2238
2239 for (z = 0; z <= 2; z++)
2240 {
2241 memset (smooth_level, 0, sizeof (smooth_level));
2242 key.texname = -1;
2243
2244 for (y = 0; y < sh; y++)
2245 if (0 <= y + my && y + my < self->rows)
2246 {
2247 maprow *row = self->row + (y + my);
2248
2249 for (x = 0; x < sw; x++)
2250 if (row->c0 <= x + mx && x + mx < row->c1)
2251 {
2252 mapcell *cell = row->col + (x + mx - row->c0);
2253 tileid tile = cell->tile [z];
2254
2255 if (tile)
2256 {
2257 maptex tex = self->tex [tile];
2258 int px, py;
2259
2260 if (key.texname != tex.name)
2261 {
2262 self->tex [tile].unused = 0;
2263
2264 if (!tex.name)
2265 tex = self->tex [TEXID_NOFACE]; /* missing, replace by noface */
2266
2267 key.texname = tex.name;
2268 arr = rc_array (rc, &key);
2269 }
2270
2271 px = (x + 1) * Th - tex.w;
2272 py = (y + 1) * Tw - tex.h;
2273
2274 if (expect_false (cell->player == player) && expect_false (z == 2))
2275 {
2276 pl_x = px;
2277 pl_y = py;
2278 pl_tex = tex;
2279 continue;
2280 }
2281
2282 rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
2283 rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
2284 rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
2285 rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
2286
2287 // update smooth hash
2288 if (tex.smoothtile)
2289 {
2290 skey.tile = tex.smoothtile;
2291 skey.level = tex.smoothlevel;
2292
2293 smooth_level [tex.smoothlevel >> 5] |= ((uint32_t)1) << (tex.smoothlevel & 31);
2294
2295 // add bits to current tile and all neighbours. skey.x|y is
2296 // shifted +1|+1 so we always stay positive.
2297
2298 // bits is ___n cccc CCCC bbbb
2299 // n do not draw borders&corners
2300 // c draw these corners, but...
2301 // C ... not these
2302 // b draw these borders
2303
2304 // borders: 1 ┃· 2 ━━ 4 ·┃ 8 ··
2305 // ┃· ·· ·┃ ━━
2306
2307 // corners: 1 ┛· 2 ·┗ 4 ·· 8 ··
2308 // ·· ·· ·┏ ┓·
2309
2310 // full tile
2311 skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
2312
2313 // borders
2314 skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
2315 skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
2316 skey.x = x ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
2317 skey.x = x + 1; skey.y = y ; smooth_or_bits (smooth, &skey, 0x00c8);
2318
2319 // corners
2320 skey.x = x + 2; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0100);
2321 skey.x = x ; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0200);
2322 skey.x = x ; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0400);
2323 skey.x = x + 2; skey.y = y ; smooth_or_bits (smooth, &skey, 0x0800);
2324 }
2325 }
2326
2327 if (expect_false (z == 2) && expect_false (cell->flags))
2328 {
2329 // overlays such as the speech bubble, probably more to come
2330 if (cell->flags & 1)
2331 {
2332 rc_key_t key_ov = key;
2333 maptex tex = self->tex [TEXID_SPEECH];
2334 rc_array_t *arr;
2335 int px = x * Tw + Tw * 2 / 32;
2336 int py = y * Th - Th * 6 / 32;
2337
2338 key_ov.texname = tex.name;
2339 arr = rc_array (rc_ov, &key_ov);
2340
2341 rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
2342 rc_t2f_v3f (arr, 0 , tex.t, px , py + Th, 0);
2343 rc_t2f_v3f (arr, tex.s, tex.t, px + Tw, py + Th, 0);
2344 rc_t2f_v3f (arr, tex.s, 0 , px + Tw, py , 0);
2345 }
2346 }
2347 }
2348 }
2349
2350 rc_draw (rc);
2351 rc_clear (rc);
2352
2353 // go through all smoothlevels, lowest to highest, then draw.
2354 // this is basically counting sort
2355 {
2356 int w, b;
2357
2358 glEnable (GL_TEXTURE_2D);
2359 glBegin (GL_QUADS);
2360 for (w = 0; w < 256 / 32; ++w)
2361 {
2362 uint32_t smask = smooth_level [w];
2363 if (smask)
2364 for (b = 0; b < 32; ++b)
2365 if (smask & (((uint32_t)1) << b))
2366 {
2367 int level = (w << 5) | b;
2368 HE *he;
2369
2370 hv_iterinit (smooth);
2371 while ((he = hv_iternext (smooth)))
2372 {
2373 smooth_key *skey = (smooth_key *)HeKEY (he);
2374 IV bits = SvIVX (HeVAL (he));
2375
2376 if (!(bits & 0x1000)
2377 && skey->level == level
2378 && level > smooth_max [skey->x][skey->y])
2379 {
2380 maptex tex = self->tex [skey->tile];
2381 int px = (((int)skey->x) - 1) * Tw;
2382 int py = (((int)skey->y) - 1) * Th;
2383 int border = bits & 15;
2384 int corner = (bits >> 8) & ~(bits >> 4) & 15;
2385 float dx = tex.s * .0625f; // 16 images/row
2386 float dy = tex.t * .5f ; // 2 images/column
2387
2388 if (tex.name)
2389 {
2390 // this time avoiding texture state changes
2391 // save gobs of state changes.
2392 if (key.texname != tex.name)
2393 {
2394 self->tex [skey->tile].unused = 0;
2395
2396 glEnd ();
2397 glBindTexture (GL_TEXTURE_2D, key.texname = tex.name);
2398 glBegin (GL_QUADS);
2399 }
2400
2401 if (border)
2402 {
2403 float ox = border * dx;
2404
2405 glTexCoord2f (ox , 0.f ); glVertex2i (px , py );
2406 glTexCoord2f (ox , dy ); glVertex2i (px , py + Th);
2407 glTexCoord2f (ox + dx, dy ); glVertex2i (px + Tw, py + Th);
2408 glTexCoord2f (ox + dx, 0.f ); glVertex2i (px + Tw, py );
2409 }
2410
2411 if (corner)
2412 {
2413 float ox = corner * dx;
2414
2415 glTexCoord2f (ox , dy ); glVertex2i (px , py );
2416 glTexCoord2f (ox , dy * 2.f); glVertex2i (px , py + Th);
2417 glTexCoord2f (ox + dx, dy * 2.f); glVertex2i (px + Tw, py + Th);
2418 glTexCoord2f (ox + dx, dy ); glVertex2i (px + Tw, py );
2419 }
2420 }
2421 }
2422 }
2423 }
2424 }
2425
2426 glEnd ();
2427 glDisable (GL_TEXTURE_2D);
2428 key.texname = -1;
2429 }
2430
2431 hv_clear (smooth);
2432 }
2433
2434 if (pl_tex.name)
2435 {
2436 maptex tex = pl_tex;
2437 int px = pl_x + sdx;
2438 int py = pl_y + sdy;
2439
2440 key.texname = tex.name;
2441 arr = rc_array (rc, &key);
2442
2443 rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
2444 rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
2445 rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
2446 rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
2447
2448 rc_draw (rc);
2449 }
2450
2451 rc_draw (rc_ov);
2452 rc_clear (rc_ov);
2453
2454 glDisable (GL_BLEND);
2455 rc_free (rc);
2456 rc_free (rc_ov);
2457
2458 // top layer: overlays such as the health bar
2459 for (y = 0; y < sh; y++)
2460 if (0 <= y + my && y + my < self->rows)
2461 {
2462 maprow *row = self->row + (y + my);
2463
2464 for (x = 0; x < sw; x++)
2465 if (row->c0 <= x + mx && x + mx < row->c1)
2466 {
2467 mapcell *cell = row->col + (x + mx - row->c0);
2468
2469 int px = x * Tw;
2470 int py = y * Th;
2471
2472 if (expect_false (cell->player == player))
2473 {
2474 px += sdx;
2475 py += sdy;
2476 }
2477
2478 if (cell->stat_hp)
2479 {
2480 int width = cell->stat_width * Tw;
2481 int thick = (sh * Th / 32 + 27) / 28 + 1 + cell->stat_width;
2482
2483 glColor3ub (0, 0, 0);
2484 glRectf (px + 1, py - thick - 2,
2485 px + width - 1, py);
2486
2487 glColor3ub (cell->stat_hp, 255 - cell->stat_hp, 0);
2488 glRectf (px + 2,
2489 py - thick - 1,
2490 px + width - 2 - cell->stat_hp * (width - 4) / 255, py - 1);
2491 }
2492 }
2493 }
2494}
2495
2496void
2497draw_magicmap (DC::Map self, int w, int h, unsigned char *data)
2498 CODE:
2499{
2500 static float color[16][3] = {
2501 { 0.00f, 0.00f, 0.00f },
2502 { 1.00f, 1.00f, 1.00f },
2503 { 0.00f, 0.00f, 0.55f },
2504 { 1.00f, 0.00f, 0.00f },
2505
2506 { 1.00f, 0.54f, 0.00f },
2507 { 0.11f, 0.56f, 1.00f },
2508 { 0.93f, 0.46f, 0.00f },
2509 { 0.18f, 0.54f, 0.34f },
2510
2511 { 0.56f, 0.73f, 0.56f },
2512 { 0.80f, 0.80f, 0.80f },
2513 { 0.55f, 0.41f, 0.13f },
2514 { 0.99f, 0.77f, 0.26f },
2515
2516 { 0.74f, 0.65f, 0.41f },
2517
2518 { 0.00f, 1.00f, 1.00f },
2519 { 1.00f, 0.00f, 1.00f },
2520 { 1.00f, 1.00f, 0.00f },
2521 };
2522
2523 int x, y;
2524
2525 glEnable (GL_TEXTURE_2D);
2526 /* GL_REPLACE would be correct, as we don't need to modulate alpha,
2527 * but the nvidia driver (185.18.14) mishandles alpha textures
2528 * and takes the colour from god knows where instead of using
2529 * Cp. MODULATE results in the same colour, but slightly different
2530 * alpha, but atcually gives us the correct colour with nvidia.
2531 */
2532 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
2533 glEnable (GL_BLEND);
2534 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2535 glBegin (GL_QUADS);
2536
2537 for (y = 0; y < h; y++)
2538 for (x = 0; x < w; x++)
2539 {
2540 unsigned char m = data [x + y * w];
2541
2542 if (m)
2543 {
2544 float *c = color [m & 15];
2545
2546 float tx1 = m & 0x40 ? 0.5f : 0.f;
2547 float tx2 = tx1 + 0.5f;
2548
2549 glColor4f (c[0], c[1], c[2], 1);
2550 glTexCoord2f (tx1, 0.); glVertex2i (x , y );
2551 glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1);
2552 glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1);
2553 glTexCoord2f (tx2, 0.); glVertex2i (x + 1, y );
2554 }
2555 }
2556
2557 glEnd ();
2558 glDisable (GL_BLEND);
2559 glDisable (GL_TEXTURE_2D);
2560}
2561
2562void
2563fow_texture (DC::Map self, int mx, int my, int sw, int sh)
2564 PPCODE:
2565{
2566 int x, y;
2567 int sw1 = sw + 2;
2568 int sh1 = sh + 2;
2569 int sh3 = sh * 3;
2570 int sw3 = sw * 3;
2571 uint8_t *darkness1 = (uint8_t *)malloc (sw1 * sh1);
2572 SV *darkness3_sv = sv_2mortal (newSV (sw3 * sh3));
2573 uint8_t *darkness3 = (uint8_t *)SvPVX (darkness3_sv);
2574
2575 SvPOK_only (darkness3_sv);
2576 SvCUR_set (darkness3_sv, sw3 * sh3);
2577
2578 mx += self->x - 1;
2579 my += self->y - 1;
2580
2581 for (y = 0; y < sh1; y++)
2582 if (0 <= y + my && y + my < self->rows)
2583 {
2584 maprow *row = self->row + (y + my);
2585
2586 for (x = 0; x < sw1; x++)
2587 if (row->c0 <= x + mx && x + mx < row->c1)
2588 {
2589 mapcell *cell = row->col + (x + mx - row->c0);
2590
2591 darkness1 [y * sw1 + x] = cell->darkness
2592 ? DARKNESS_ADJUST (255 - (cell->darkness - 1))
2593 : DARKNESS_ADJUST (255 - FOW_DARKNESS);
2594 }
2595 }
2596
2597 for (y = 0; y < sh; ++y)
2598 for (x = 0; x < sw; ++x)
2599 {
2600 uint8_t d11 = darkness1 [(y ) * sw1 + x ];
2601 uint8_t d21 = darkness1 [(y ) * sw1 + x + 1];
2602 uint8_t d31 = darkness1 [(y ) * sw1 + x + 2];
2603 uint8_t d12 = darkness1 [(y + 1) * sw1 + x ];
2604 uint8_t d22 = darkness1 [(y + 1) * sw1 + x + 1];
2605 uint8_t d32 = darkness1 [(y + 1) * sw1 + x + 2];
2606 uint8_t d13 = darkness1 [(y + 2) * sw1 + x ];
2607 uint8_t d23 = darkness1 [(y + 2) * sw1 + x + 1];
2608 uint8_t d33 = darkness1 [(y + 2) * sw1 + x + 2];
2609
2610 uint8_t r11 = (d11 + d21 + d12) / 3;
2611 uint8_t r21 = d21;
2612 uint8_t r31 = (d21 + d31 + d32) / 3;
2613
2614 uint8_t r12 = d12;
2615 uint8_t r22 = d22;
2616 uint8_t r32 = d32;
2617
2618 uint8_t r13 = (d13 + d23 + d12) / 3;
2619 uint8_t r23 = d23;
2620 uint8_t r33 = (d23 + d33 + d32) / 3;
2621
2622 darkness3 [(y * 3 ) * sw3 + (x * 3 )] = MAX (d22, r11);
2623 darkness3 [(y * 3 ) * sw3 + (x * 3 + 1)] = MAX (d22, r21);
2624 darkness3 [(y * 3 ) * sw3 + (x * 3 + 2)] = MAX (d22, r31);
2625 darkness3 [(y * 3 + 1) * sw3 + (x * 3 )] = MAX (d22, r12);
2626 darkness3 [(y * 3 + 1) * sw3 + (x * 3 + 1)] = MAX (d22, r22); /* this MUST be == d22 */
2627 darkness3 [(y * 3 + 1) * sw3 + (x * 3 + 2)] = MAX (d22, r32);
2628 darkness3 [(y * 3 + 2) * sw3 + (x * 3 )] = MAX (d22, r13);
2629 darkness3 [(y * 3 + 2) * sw3 + (x * 3 + 1)] = MAX (d22, r23);
2630 darkness3 [(y * 3 + 2) * sw3 + (x * 3 + 2)] = MAX (d22, r33);
2631 }
2632
2633 free (darkness1);
2634
2635 EXTEND (SP, 3);
2636 PUSHs (sv_2mortal (newSViv (sw3)));
2637 PUSHs (sv_2mortal (newSViv (sh3)));
2638 PUSHs (darkness3_sv);
2639}
2640
2641SV *
2642get_rect (DC::Map self, int x0, int y0, int w, int h)
2643 CODE:
2644{
2645 int x, y, x1, y1;
2646 SV *data_sv = newSV (w * h * 7 + 5);
2647 uint8_t *data = (uint8_t *)SvPVX (data_sv);
2648
2649 *data++ = 0; /* version 0 format */
2650 *data++ = w >> 8; *data++ = w;
2651 *data++ = h >> 8; *data++ = h;
2652
2653 // we need to do this 'cause we don't keep an absolute coord system for rows
2654 // TODO: treat rows as we treat columns
2655 map_get_row (self, y0 + self->y - self->oy);//D
2656 map_get_row (self, y0 + self->y - self->oy + h - 1);//D
2657
2658 x0 += self->x - self->ox;
2659 y0 += self->y - self->oy;
2660
2661 x1 = x0 + w;
2662 y1 = y0 + h;
2663
2664 for (y = y0; y < y1; y++)
2665 {
2666 maprow *row = 0 <= y && y < self->rows
2667 ? self->row + y
2668 : 0;
2669
2670 for (x = x0; x < x1; x++)
2671 {
2672 if (row && row->c0 <= x && x < row->c1)
2673 {
2674 mapcell *cell = row->col + (x - row->c0);
2675 uint8_t flags = 0;
2676
2677 if (cell->tile [0]) flags |= 1;
2678 if (cell->tile [1]) flags |= 2;
2679 if (cell->tile [2]) flags |= 4;
2680
2681 *data++ = flags;
2682
2683 if (flags & 1)
2684 {
2685 tileid tile = cell->tile [0];
2686 *data++ = tile >> 8;
2687 *data++ = tile;
2688 }
2689
2690 if (flags & 2)
2691 {
2692 tileid tile = cell->tile [1];
2693 *data++ = tile >> 8;
2694 *data++ = tile;
2695 }
2696
2697 if (flags & 4)
2698 {
2699 tileid tile = cell->tile [2];
2700 *data++ = tile >> 8;
2701 *data++ = tile;
2702 }
2703 }
2704 else
2705 *data++ = 0;
2706 }
2707 }
2708
2709 /* if size is w*h + 5 then no data has been found */
2710 if (data - (uint8_t *)SvPVX (data_sv) != w * h + 5)
2711 {
2712 SvPOK_only (data_sv);
2713 SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
2714 }
2715
2716 RETVAL = data_sv;
2717}
2718 OUTPUT:
2719 RETVAL
2720
2721void
2722set_rect (DC::Map self, int x0, int y0, SV *data_sv)
2723 PPCODE:
2724{
2725 int x, y, z;
2726 int w, h;
2727 int x1, y1;
2728 STRLEN len;
2729 uint8_t *data, *end;
2730
2731 len = SvLEN (data_sv);
2732 SvGROW (data_sv, len + 8); // reserve at least 7+ bytes more
2733 data = SvPVbyte_nolen (data_sv);
2734 end = data + len + 8;
2735
2736 if (len < 5)
2737 XSRETURN_EMPTY;
2738
2739 if (*data++ != 0)
2740 XSRETURN_EMPTY; /* version mismatch */
2741
2742 w = *data++ << 8; w |= *data++;
2743 h = *data++ << 8; h |= *data++;
2744
2745 // we need to do this 'cause we don't keep an absolute coord system for rows
2746 // TODO: treat rows as we treat columns
2747 map_get_row (self, y0 + self->y - self->oy);//D
2748 map_get_row (self, y0 + self->y - self->oy + h - 1);//D
2749
2750 x0 += self->x - self->ox;
2751 y0 += self->y - self->oy;
2752
2753 x1 = x0 + w;
2754 y1 = y0 + h;
2755
2756 for (y = y0; y < y1; y++)
2757 {
2758 maprow *row = map_get_row (self, y);
2759
2760 for (x = x0; x < x1; x++)
2761 {
2762 uint8_t flags;
2763
2764 if (data + 7 >= end)
2765 XSRETURN_EMPTY;
2766
2767 flags = *data++;
2768
2769 if (flags)
2770 {
2771 mapcell *cell = row_get_cell (row, x);
2772 tileid tile[3] = { 0, 0, 0 };
2773
2774 if (flags & 1) { tile[0] = *data++ << 8; tile[0] |= *data++; }
2775 if (flags & 2) { tile[1] = *data++ << 8; tile[1] |= *data++; }
2776 if (flags & 4) { tile[2] = *data++ << 8; tile[2] |= *data++; }
2777
2778 if (cell->darkness == 0)
2779 {
2780 /*cell->darkness = 0;*/
2781 EXTEND (SP, 3);
2782
2783 for (z = 0; z <= 2; z++)
2784 {
2785 tileid t = tile [z];
2786
2787 if (t >= self->texs || (t && !self->tex [t].name))
2788 {
2789 PUSHs (sv_2mortal (newSViv (t)));
2790 need_texid (self, t);
2791 }
2792
2793 cell->tile [z] = t;
2794 }
2795 }
2796 }
2797 }
2798 }
2799}
2800
2801MODULE = Deliantra::Client PACKAGE = DC::RW
2802
2803DC::RW
2804new (SV *class, SV *data_sv)
2805 CODE:
2806{
2807 STRLEN datalen;
2808 char *data = SvPVbyte (data_sv, datalen);
2809
2810 RETVAL = SDL_RWFromConstMem (data, datalen);
2811}
2812 OUTPUT:
2813 RETVAL
2814
2815DC::RW
2816new_from_file (SV *class, const char *path, const char *mode = "rb")
2817 CODE:
2818 RETVAL = SDL_RWFromFile (path, mode);
2819 OUTPUT:
2820 RETVAL
2821
2822# fails on win32:
2823# dc.xs(2268) : error C2059: syntax error : '('
2824#void
2825#close (DC::RW self)
2826# CODE:
2827# (self->(close)) (self);
2828
2829MODULE = Deliantra::Client PACKAGE = DC::Channel
2830
2831PROTOTYPES: DISABLE
2832
2833DC::Channel
2834find ()
2835 CODE:
2836{
2837 RETVAL = Mix_GroupAvailable (-1);
2838
2839 if (RETVAL < 0)
2840 {
2841 RETVAL = Mix_GroupOldest (-1);
2842
2843 if (RETVAL < 0)
2844 {
2845 // happens sometimes, maybe it just stopped playing(?)
2846 RETVAL = Mix_GroupAvailable (-1);
2847
2848 if (RETVAL < 0)
2849 XSRETURN_UNDEF;
2850 }
2851 else
2852 Mix_HaltChannel (RETVAL);
2853 }
2854
2855 Mix_UnregisterAllEffects (RETVAL);
2856 Mix_Volume (RETVAL, 128);
2857}
2858 OUTPUT:
2859 RETVAL
2860
2861void
2862halt (DC::Channel self)
2863 CODE:
2864 Mix_HaltChannel (self);
2865
2866void
2867expire (DC::Channel self, int ticks = -1)
2868 CODE:
2869 Mix_ExpireChannel (self, ticks);
2870
2871void
2872fade_out (DC::Channel self, int ticks = -1)
2873 CODE:
2874 Mix_FadeOutChannel (self, ticks);
2875
2876int
2877volume (DC::Channel self, int volume)
2878 CODE:
2879 RETVAL = Mix_Volume (self, CLAMP (volume, 0, 128));
2880 OUTPUT:
2881 RETVAL
2882
2883void
2884unregister_all_effects (DC::Channel self)
2885 CODE:
2886 Mix_UnregisterAllEffects (self);
2887
2888void
2889set_panning (DC::Channel self, int left, int right)
2890 CODE:
2891 left = CLAMP (left , 0, 255);
2892 right = CLAMP (right, 0, 255);
2893 Mix_SetPanning (self, left, right);
2894
2895void
2896set_distance (DC::Channel self, int distance)
2897 CODE:
2898 Mix_SetDistance (self, CLAMP (distance, 0, 255));
2899
2900void
2901set_position (DC::Channel self, int angle, int distance)
2902 CODE:
2903
2904void
2905set_position_r (DC::Channel self, int dx, int dy, int maxdistance)
2906 CODE:
2907{
2908 int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance));
2909 int angle = atan2f (dx, -dy) * 180.f / (float)M_PI + 360.f;
2910 Mix_SetPosition (self, angle, CLAMP (distance, 0, 255));
2911}
2912
2913void
2914set_reverse_stereo (DC::Channel self, int flip)
2915 CODE:
2916 Mix_SetReverseStereo (self, flip);
2917
2918MODULE = Deliantra::Client PACKAGE = DC::MixChunk
2919
2920PROTOTYPES: DISABLE
2921
2922void
2923decoders ()
2924 PPCODE:
2925#if SDL_MIXER_MAJOR_VERSION > 1 || SDL_MIXER_MINOR_VERSION > 2 || SDL_MIXER_PATCHLEVEL >= 10
2926 int i, num = Mix_GetNumChunkDecoders ();
2927 EXTEND (SP, num);
2928 for (i = 0; i < num; ++i)
2929 PUSHs (sv_2mortal (newSVpv (Mix_GetChunkDecoder (i), 0)));
2930#else
2931 XPUSHs (sv_2mortal (newSVpv ("(sdl mixer too old)", 0)));
2932#endif
2933
2934DC::MixChunk
2935new (SV *class, DC::RW rwops)
2936 CODE:
2937 RETVAL = Mix_LoadWAV_RW (rwops, 1);
2938 OUTPUT:
2939 RETVAL
2940
2941void
2942DESTROY (DC::MixChunk self)
2943 CODE:
2944 Mix_FreeChunk (self);
2945
2946int
2947volume (DC::MixChunk self, int volume = -1)
2948 CODE:
2949 if (items > 1)
2950 volume = CLAMP (volume, 0, 128);
2951 RETVAL = Mix_VolumeChunk (self, volume);
2952 OUTPUT:
2953 RETVAL
2954
2955DC::Channel
2956play (DC::MixChunk self, DC::Channel channel = -1, int loops = 0, int ticks = -1)
2957 CODE:
2958{
2959 RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
2960
2961 if (RETVAL < 0)
2962 XSRETURN_UNDEF;
2963
2964 if (channel < 0)
2965 {
2966 Mix_UnregisterAllEffects (RETVAL);
2967 Mix_Volume (RETVAL, 128);
2968 }
2969}
2970 OUTPUT:
2971 RETVAL
2972
2973MODULE = Deliantra::Client PACKAGE = DC::MixMusic
2974
2975void
2976decoders ()
2977 PPCODE:
2978#if SDL_MIXER_MAJOR_VERSION > 1 || SDL_MIXER_MINOR_VERSION > 2 || SDL_MIXER_PATCHLEVEL >= 10
2979 int i, num = Mix_GetNumMusicDecoders ();
2980 EXTEND (SP, num);
2981 for (i = 0; i < num; ++i)
2982 PUSHs (sv_2mortal (newSVpv (Mix_GetMusicDecoder (i), 0)));
2983#else
2984 XPUSHs (sv_2mortal (newSVpv ("(sdl mixer too old)", 0)));
2985#endif
2986
2987int
2988volume (int volume = -1)
2989 PROTOTYPE: ;$
2990 CODE:
2991 if (items > 0)
2992 volume = CLAMP (volume, 0, 128);
2993 RETVAL = Mix_VolumeMusic (volume);
2994 OUTPUT:
2995 RETVAL
2996
2997void
2998fade_out (int ms)
2999 CODE:
3000 Mix_FadeOutMusic (ms);
3001
3002void
3003halt ()
3004 CODE:
3005 Mix_HaltMusic ();
3006
3007int
3008playing ()
3009 CODE:
3010 RETVAL = Mix_PlayingMusic ();
3011 OUTPUT:
3012 RETVAL
3013
3014DC::MixMusic
3015new (SV *class, DC::RW rwops)
3016 CODE:
3017 RETVAL = Mix_LoadMUS_RW (rwops);
3018 OUTPUT:
3019 RETVAL
3020
3021void
3022DESTROY (DC::MixMusic self)
3023 CODE:
3024 Mix_FreeMusic (self);
3025
3026int
3027play (DC::MixMusic self, int loops = -1)
3028 CODE:
3029 RETVAL = Mix_PlayMusic (self, loops);
3030 OUTPUT:
3031 RETVAL
3032
3033void
3034fade_in_pos (DC::MixMusic self, int loops, int ms, double position)
3035 CODE:
3036 Mix_FadeInMusicPos (self, loops, ms, position);
3037
3038MODULE = Deliantra::Client PACKAGE = DC::OpenGL
3039
3040PROTOTYPES: ENABLE
3041
3042BOOT:
3043{
3044 HV *stash = gv_stashpv ("DC::OpenGL", 1);
3045 static const struct {
3046 const char *name;
3047 IV iv;
3048 } *civ, const_iv[] = {
3049# define const_iv(name) { # name, (IV)name }
3050 const_iv (GL_VENDOR),
3051 const_iv (GL_VERSION),
3052 const_iv (GL_EXTENSIONS),
3053 const_iv (GL_MAX_TEXTURE_UNITS),
3054 const_iv (GL_COLOR_MATERIAL),
3055 const_iv (GL_SMOOTH),
3056 const_iv (GL_FLAT),
3057 const_iv (GL_DITHER),
3058 const_iv (GL_BLEND),
3059 const_iv (GL_CULL_FACE),
3060 const_iv (GL_SCISSOR_TEST),
3061 const_iv (GL_DEPTH_TEST),
3062 const_iv (GL_ALPHA_TEST),
3063 const_iv (GL_NORMALIZE),
3064 const_iv (GL_RESCALE_NORMAL),
3065 const_iv (GL_FRONT),
3066 const_iv (GL_BACK),
3067 const_iv (GL_AUX0),
3068 const_iv (GL_AND),
3069 const_iv (GL_ONE),
3070 const_iv (GL_ZERO),
3071 const_iv (GL_SRC_ALPHA),
3072 const_iv (GL_DST_ALPHA),
3073 const_iv (GL_ONE_MINUS_SRC_ALPHA),
3074 const_iv (GL_ONE_MINUS_DST_ALPHA),
3075 const_iv (GL_SRC_COLOR),
3076 const_iv (GL_DST_COLOR),
3077 const_iv (GL_ONE_MINUS_SRC_COLOR),
3078 const_iv (GL_ONE_MINUS_DST_COLOR),
3079 const_iv (GL_SRC_ALPHA_SATURATE),
3080 const_iv (GL_RGB),
3081 const_iv (GL_RGBA),
3082 const_iv (GL_RGBA4),
3083 const_iv (GL_RGBA8),
3084 const_iv (GL_RGB5_A1),
3085 const_iv (GL_UNSIGNED_BYTE),
3086 const_iv (GL_UNSIGNED_SHORT),
3087 const_iv (GL_UNSIGNED_INT),
3088 const_iv (GL_ALPHA),
3089 const_iv (GL_INTENSITY),
3090 const_iv (GL_LUMINANCE),
3091 const_iv (GL_LUMINANCE_ALPHA),
3092 const_iv (GL_FLOAT),
3093 const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
3094 const_iv (GL_COMPRESSED_ALPHA_ARB),
3095 const_iv (GL_COMPRESSED_LUMINANCE_ARB),
3096 const_iv (GL_COMPRESSED_LUMINANCE_ALPHA_ARB),
3097 const_iv (GL_COMPRESSED_INTENSITY_ARB),
3098 const_iv (GL_COMPRESSED_RGB_ARB),
3099 const_iv (GL_COMPRESSED_RGBA_ARB),
3100 const_iv (GL_COMPILE),
3101 const_iv (GL_PROXY_TEXTURE_1D),
3102 const_iv (GL_PROXY_TEXTURE_2D),
3103 const_iv (GL_TEXTURE_1D),
3104 const_iv (GL_TEXTURE_2D),
3105 const_iv (GL_TEXTURE_ENV),
3106 const_iv (GL_TEXTURE_MAG_FILTER),
3107 const_iv (GL_TEXTURE_MIN_FILTER),
3108 const_iv (GL_TEXTURE_ENV_MODE),
3109 const_iv (GL_TEXTURE_WRAP_S),
3110 const_iv (GL_TEXTURE_WRAP_T),
3111 const_iv (GL_REPEAT),
3112 const_iv (GL_CLAMP),
3113 const_iv (GL_CLAMP_TO_EDGE),
3114 const_iv (GL_NEAREST),
3115 const_iv (GL_LINEAR),
3116 const_iv (GL_NEAREST_MIPMAP_NEAREST),
3117 const_iv (GL_LINEAR_MIPMAP_NEAREST),
3118 const_iv (GL_NEAREST_MIPMAP_LINEAR),
3119 const_iv (GL_LINEAR_MIPMAP_LINEAR),
3120 const_iv (GL_GENERATE_MIPMAP),
3121 const_iv (GL_MODULATE),
3122 const_iv (GL_DECAL),
3123 const_iv (GL_REPLACE),
3124 const_iv (GL_DEPTH_BUFFER_BIT),
3125 const_iv (GL_COLOR_BUFFER_BIT),
3126 const_iv (GL_PROJECTION),
3127 const_iv (GL_MODELVIEW),
3128 const_iv (GL_COLOR_LOGIC_OP),
3129 const_iv (GL_SEPARABLE_2D),
3130 const_iv (GL_CONVOLUTION_2D),
3131 const_iv (GL_CONVOLUTION_BORDER_MODE),
3132 const_iv (GL_CONSTANT_BORDER),
3133 const_iv (GL_POINTS),
3134 const_iv (GL_LINES),
3135 const_iv (GL_LINE_STRIP),
3136 const_iv (GL_LINE_LOOP),
3137 const_iv (GL_QUADS),
3138 const_iv (GL_QUAD_STRIP),
3139 const_iv (GL_TRIANGLES),
3140 const_iv (GL_TRIANGLE_STRIP),
3141 const_iv (GL_TRIANGLE_FAN),
3142 const_iv (GL_POLYGON),
3143 const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
3144 const_iv (GL_POINT_SMOOTH_HINT),
3145 const_iv (GL_LINE_SMOOTH_HINT),
3146 const_iv (GL_POLYGON_SMOOTH_HINT),
3147 const_iv (GL_GENERATE_MIPMAP_HINT),
3148 const_iv (GL_TEXTURE_COMPRESSION_HINT),
3149 const_iv (GL_FASTEST),
3150 const_iv (GL_DONT_CARE),
3151 const_iv (GL_NICEST),
3152 const_iv (GL_V2F),
3153 const_iv (GL_V3F),
3154 const_iv (GL_T2F_V3F),
3155 const_iv (GL_T2F_N3F_V3F),
3156 const_iv (GL_FUNC_ADD),
3157 const_iv (GL_FUNC_SUBTRACT),
3158 const_iv (GL_FUNC_REVERSE_SUBTRACT),
3159# undef const_iv
3160 };
3161
3162 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
3163 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
3164
3165 texture_av = newAV ();
3166 AvREAL_off (texture_av);
3167}
3168
3169void
3170disable_GL_EXT_blend_func_separate ()
3171 CODE:
3172 gl.BlendFuncSeparate = 0;
3173 gl.BlendFuncSeparateEXT = 0;
3174
3175void
3176apple_nvidia_bug (int enable)
3177
3178char *
3179gl_vendor ()
3180 CODE:
3181 RETVAL = (char *)glGetString (GL_VENDOR);
3182 OUTPUT:
3183 RETVAL
3184
3185char *
3186gl_version ()
3187 CODE:
3188 RETVAL = (char *)glGetString (GL_VERSION);
3189 OUTPUT:
3190 RETVAL
3191
3192char *
3193gl_extensions ()
3194 CODE:
3195 RETVAL = (char *)glGetString (GL_EXTENSIONS);
3196 OUTPUT:
3197 RETVAL
3198
3199const char *glGetString (GLenum pname)
3200
3201GLint glGetInteger (GLenum pname)
3202 CODE:
3203 glGetIntegerv (pname, &RETVAL);
3204 OUTPUT:
3205 RETVAL
3206
3207GLdouble glGetDouble (GLenum pname)
3208 CODE:
3209 glGetDoublev (pname, &RETVAL);
3210 OUTPUT:
3211 RETVAL
3212
3213int glGetError ()
3214
3215void glFinish ()
3216
3217void glFlush ()
3218
3219void glClear (int mask)
3220
3221void glClearColor (float r, float g, float b, float a = 1.0)
3222 PROTOTYPE: @
3223
3224void glEnable (int cap)
3225
3226void glDisable (int cap)
3227
3228void glShadeModel (int mode)
3229
3230void glHint (int target, int mode)
3231
3232void glBlendFunc (int sfactor, int dfactor)
3233
3234void glBlendFuncSeparate (int sa, int da, int saa, int daa)
3235 CODE:
3236 gl_BlendFuncSeparate (sa, da, saa, daa);
3237
3238# void glBlendEquation (int se)
3239
3240void glDepthMask (int flag)
3241
3242void glLogicOp (int opcode)
3243
3244void glColorMask (int red, int green, int blue, int alpha)
3245
3246void glMatrixMode (int mode)
3247
3248void glPushMatrix ()
3249
3250void glPopMatrix ()
3251
3252void glLoadIdentity ()
3253
3254void glDrawBuffer (int buffer)
3255
3256void glReadBuffer (int buffer)
3257
3258# near_ and far_ are due to microsofts buggy "c" compiler
3259void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
3260
3261# near_ and far_ are due to microsofts buggy "c" compiler
3262void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
3263
3264PROTOTYPES: DISABLE
3265
3266void glViewport (int x, int y, int width, int height)
3267
3268void glScissor (int x, int y, int width, int height)
3269
3270void glTranslate (float x, float y, float z = 0.)
3271 CODE:
3272 glTranslatef (x, y, z);
3273
3274void glScale (float x, float y, float z = 1.)
3275 CODE:
3276 glScalef (x, y, z);
3277
3278void glRotate (float angle, float x, float y, float z)
3279 CODE:
3280 glRotatef (angle, x, y, z);
3281
3282void glColor (float r, float g, float b, float a = 1.0)
3283 PROTOTYPE: @
3284 ALIAS:
3285 glColor_premultiply = 1
3286 CODE:
3287 if (ix)
3288 {
3289 r *= a;
3290 g *= a;
3291 b *= a;
3292 }
3293 // microsoft visual "c" rounds instead of truncating...
3294 glColor4f (r, g, b, a);
3295
3296void glRasterPos (float x, float y, float z = 0.)
3297 CODE:
3298 glRasterPos3f (0, 0, z);
3299 glBitmap (0, 0, 0, 0, x, y, 0);
3300
3301void glVertex (float x, float y, float z = 0.)
3302 CODE:
3303 glVertex3f (x, y, z);
3304
3305void glTexCoord (float s, float t)
3306 CODE:
3307 glTexCoord2f (s, t);
3308
3309void glRect (float x1, float y1, float x2, float y2)
3310 CODE:
3311 glRectf (x1, y1, x2, y2);
3312
3313void glRect_lineloop (float x1, float y1, float x2, float y2)
3314 CODE:
3315 glBegin (GL_LINE_LOOP);
3316 glVertex2f (x1, y1);
3317 glVertex2f (x2, y1);
3318 glVertex2f (x2, y2);
3319 glVertex2f (x1, y2);
3320 glEnd ();
3321
3322PROTOTYPES: ENABLE
3323
3324void glBegin (int mode)
3325
3326void glEnd ()
3327
3328void glPointSize (GLfloat size)
3329
3330void glLineWidth (GLfloat width)
3331
3332void glInterleavedArrays (int format, int stride, char *data)
3333
3334void glDrawElements (int mode, int count, int type, char *indices)
3335
3336# 1.2 void glDrawRangeElements (int mode, int start, int end
3337
3338void glTexEnv (int target, int pname, float param)
3339 CODE:
3340 glTexEnvf (target, pname, param);
3341
3342void glTexParameter (int target, int pname, float param)
3343 CODE:
3344 glTexParameterf (target, pname, param);
3345
3346void glBindTexture (int target, int name)
3347
3348void glConvolutionParameter (int target, int pname, float params)
3349 CODE:
3350 if (gl.ConvolutionParameterf)
3351 gl.ConvolutionParameterf (target, pname, params);
3352
3353void glConvolutionFilter2D (int target, int internalformat, int width, int height, int format, int type, char *data)
3354 CODE:
3355 if (gl.ConvolutionFilter2D)
3356 gl.ConvolutionFilter2D (target, internalformat, width, height, format, type, data);
3357
3358void glSeparableFilter2D (int target, int internalformat, int width, int height, int format, int type, char *row, char *column)
3359 CODE:
3360 if (gl.SeparableFilter2D)
3361 gl.SeparableFilter2D (target, internalformat, width, height, format, type, row, column);
3362
3363void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type, char *data = 0)
3364
3365void glCopyTexImage2D (int target, int level, int internalformat, int x, int y, int width, int height, int border)
3366
3367void glDrawPixels (int width, int height, int format, int type, char *pixels)
3368
3369void glPixelZoom (float x, float y)
3370
3371void glCopyPixels (int x, int y, int width, int height, int type = GL_COLOR)
3372
3373int glGenTexture ()
3374 CODE:
3375 RETVAL = gen_texture ();
3376 OUTPUT:
3377 RETVAL
3378
3379void glDeleteTexture (int name)
3380 CODE:
3381 del_texture (name);
3382
3383int glGenList ()
3384 CODE:
3385 RETVAL = glGenLists (1);
3386 OUTPUT:
3387 RETVAL
3388
3389void glDeleteList (int list)
3390 CODE:
3391 glDeleteLists (list, 1);
3392
3393void glNewList (int list, int mode = GL_COMPILE)
3394
3395void glEndList ()
3396
3397void glCallList (int list)
3398
3399void c_init ()
3400 CODE:
3401 glPixelStorei (GL_PACK_ALIGNMENT , 1);
3402 glPixelStorei (GL_UNPACK_ALIGNMENT, 1);
3403
3404MODULE = Deliantra::Client PACKAGE = DC::UI::Base
3405
3406PROTOTYPES: DISABLE
3407
3408void
3409find_widget (SV *self, NV x, NV y)
3410 PPCODE:
3411{
3412 if (within_widget (self, x, y))
3413 XPUSHs (self);
3414}
3415
3416BOOT:
3417{
3418 hover_gv = gv_fetchpv ("DC::UI::HOVER", 1, SVt_NV);
3419
3420 draw_x_gv = gv_fetchpv ("DC::UI::Base::draw_x", 1, SVt_NV);
3421 draw_y_gv = gv_fetchpv ("DC::UI::Base::draw_y", 1, SVt_NV);
3422 draw_w_gv = gv_fetchpv ("DC::UI::Base::draw_w", 1, SVt_NV);
3423 draw_h_gv = gv_fetchpv ("DC::UI::Base::draw_h", 1, SVt_NV);
3424}
3425
3426void
3427draw (SV *self)
3428 CODE:
3429{
3430 HV *hv;
3431 SV **svp;
3432 NV x, y, w, h;
3433 SV *draw_x_sv = GvSV (draw_x_gv);
3434 SV *draw_y_sv = GvSV (draw_y_gv);
3435 SV *draw_w_sv = GvSV (draw_w_gv);
3436 SV *draw_h_sv = GvSV (draw_h_gv);
3437 double draw_x, draw_y;
3438
3439 if (!SvROK (self))
3440 croak ("DC::Base::draw: %s not a reference", SvPV_nolen (self));
3441
3442 hv = (HV *)SvRV (self);
3443
3444 if (SvTYPE (hv) != SVt_PVHV)
3445 croak ("DC::Base::draw: %s not a hashref", SvPV_nolen (self));
3446
3447 svp = hv_fetch (hv, "w", 1, 0); w = svp ? SvNV (*svp) : 0.;
3448 svp = hv_fetch (hv, "h", 1, 0); h = svp ? SvNV (*svp) : 0.;
3449
3450 if (!h || !w)
3451 XSRETURN_EMPTY;
3452
3453 svp = hv_fetch (hv, "x", 1, 0); x = svp ? SvNV (*svp) : 0.;
3454 svp = hv_fetch (hv, "y", 1, 0); y = svp ? SvNV (*svp) : 0.;
3455
3456 draw_x = SvNV (draw_x_sv) + x;
3457 draw_y = SvNV (draw_y_sv) + y;
3458
3459 if (draw_x + w < 0 || draw_x >= SvNV (draw_w_sv)
3460 || draw_y + h < 0 || draw_y >= SvNV (draw_h_sv))
3461 XSRETURN_EMPTY;
3462
3463 sv_setnv (draw_x_sv, draw_x);
3464 sv_setnv (draw_y_sv, draw_y);
3465
3466 glPushMatrix ();
3467 glTranslated (x, y, 0);
3468
3469 if (SvROK (GvSV (hover_gv)) && SvRV (GvSV (hover_gv)) == (SV *)hv)
3470 {
3471 svp = hv_fetch (hv, "can_hover", sizeof ("can_hover") - 1, 0);
3472
3473 if (svp && SvTRUE (*svp))
3474 {
3475 glColor4f (1.0f * 0.2f, 0.8f * 0.2f, 0.5f * 0.2f, 0.2f);
3476 glEnable (GL_BLEND);
3477 glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
3478 glBegin (GL_QUADS);
3479 glVertex2f (0, 0);
3480 glVertex2f (w, 0);
3481 glVertex2f (w, h);
3482 glVertex2f (0, h);
3483 glEnd ();
3484 glDisable (GL_BLEND);
3485 }
3486 }
3487#if 0
3488 // draw borders, for debugging
3489 glPushMatrix ();
3490 glColor4f (1., 1., 0., 1.);
3491 glTranslatef (.5, .5, 0.);
3492 glBegin (GL_LINE_LOOP);
3493 glVertex2f (0 , 0);
3494 glVertex2f (w - 1, 0);
3495 glVertex2f (w - 1, h - 1);
3496 glVertex2f (0 , h - 1);
3497 glEnd ();
3498 glPopMatrix ();
3499#endif
3500 PUSHMARK (SP);
3501 XPUSHs (self);
3502 PUTBACK;
3503 call_method ("_draw", G_VOID | G_DISCARD);
3504 SPAGAIN;
3505
3506 glPopMatrix ();
3507
3508 draw_x = draw_x - x; sv_setnv (draw_x_sv, draw_x);
3509 draw_y = draw_y - y; sv_setnv (draw_y_sv, draw_y);
3510}
3511

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+ Added lines
< Changed lines
> Changed lines