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/cvs/deliantra/Deliantra-Client/Client.xs
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Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.205 by root, Thu Jul 19 22:38:52 2007 UTC vs.
Revision 1.235 by root, Tue Aug 28 01:23:47 2007 UTC

17#include "perl.h" 17#include "perl.h"
18#include "XSUB.h" 18#include "XSUB.h"
19 19
20#ifdef _WIN32 20#ifdef _WIN32
21# undef pipe 21# undef pipe
22// microsoft vs. C
23# define sqrtf(x) sqrt(x)
24# define roundf(x) (int)(x)
25# define atan2f(x,y) atan2(x,y)
26# define M_PI 3.14159265f
22#endif 27#endif
23 28
24#include <assert.h> 29#include <assert.h>
25#include <math.h> 30#include <math.h>
26#include <string.h> 31#include <string.h>
27#include <stdio.h> 32#include <stdio.h>
28#include <stdlib.h> 33#include <stdlib.h>
34
35#define USE_RWOPS 1 // for SDL_mixer:LoadMUS_RW
29 36
30#include <SDL.h> 37#include <SDL.h>
31#include <SDL_thread.h> 38#include <SDL_thread.h>
32#include <SDL_endian.h> 39#include <SDL_endian.h>
33#include <SDL_image.h> 40#include <SDL_image.h>
107 av_push (texture_av, (SV *)(size_t)name); 114 av_push (texture_av, (SV *)(size_t)name);
108 glDeleteTextures (1, &name); 115 glDeleteTextures (1, &name);
109} 116}
110 117
111#include "texcache.c" 118#include "texcache.c"
119#include "rendercache.c"
112 120
113#include "pango-font.c" 121#include "pango-font.c"
114#include "pango-fontmap.c" 122#include "pango-fontmap.c"
115#include "pango-render.c" 123#include "pango-render.c"
116 124
125typedef IV CFPlus__Channel;
126typedef SDL_RWops *CFPlus__RW;
117typedef Mix_Chunk *CFPlus__MixChunk; 127typedef Mix_Chunk *CFPlus__MixChunk;
118typedef Mix_Music *CFPlus__MixMusic; 128typedef Mix_Music *CFPlus__MixMusic;
119 129
120typedef PangoFontDescription *CFPlus__Font; 130typedef PangoFontDescription *CFPlus__Font;
121 131
140typedef struct cf_layout { 150typedef struct cf_layout {
141 PangoLayout *pl; 151 PangoLayout *pl;
142 float r, g, b, a; // default color for rgba mode 152 float r, g, b, a; // default color for rgba mode
143 int base_height; 153 int base_height;
144 CFPlus__Font font; 154 CFPlus__Font font;
155 rc_t *rc;
145} *CFPlus__Layout; 156} *CFPlus__Layout;
146 157
147static CFPlus__Font default_font; 158static CFPlus__Font default_font;
148static PangoContext *opengl_context; 159static PangoContext *opengl_context;
149static PangoFontMap *opengl_fontmap; 160static PangoFontMap *opengl_fontmap;
192 203
193typedef uint16_t tileid; 204typedef uint16_t tileid;
194typedef uint16_t faceid; 205typedef uint16_t faceid;
195 206
196typedef struct { 207typedef struct {
197 int name; 208 GLuint name;
198 int w, h; 209 int w, h;
199 float s, t; 210 float s, t;
200 uint8_t r, g, b, a; 211 uint8_t r, g, b, a;
201 tileid smoothtile; 212 tileid smoothtile;
202 uint8_t smoothlevel; 213 uint8_t smoothlevel;
429 n |= n >> 16; 440 n |= n >> 16;
430 441
431 return n + 1; 442 return n + 1;
432} 443}
433 444
445static unsigned int
446popcount (unsigned int n)
447{
448 n -= (n >> 1) & 0x55555555U;
449 n = ((n >> 2) & 0x33333333U) + (n & 0x33333333U);
450 n = ((n >> 4) + n) & 0x0f0f0f0fU;
451 n *= 0x01010101U;
452
453 return n >> 24;
454}
455
434/* SDL should provide this, really. */ 456/* SDL should provide this, really. */
435#define SDLK_MODIFIER_MIN 300 457#define SDLK_MODIFIER_MIN 300
436#define SDLK_MODIFIER_MAX 314 458#define SDLK_MODIFIER_MAX 314
459
460/******************************************************************************/
461
462static GV *draw_x_gv, *draw_y_gv, *draw_w_gv, *draw_h_gv;
463static GV *hover_gv;
464
465static int
466within_widget (SV *widget, NV x, NV y)
467{
468 HV *self;
469 SV **svp;
470 NV wx, ww, wy, wh;
471
472 if (!SvROK (widget))
473 return 0;
474
475 self = (HV *)SvRV (widget);
476
477 if (SvTYPE (self) != SVt_PVHV)
478 return 0;
479
480 svp = hv_fetch (self, "y", 1, 0); wy = svp ? SvNV (*svp) : 0.;
481 if (y < wy)
482 return 0;
483
484 svp = hv_fetch (self, "h", 1, 0); wh = svp ? SvNV (*svp) : 0.;
485 if (y >= wy + wh)
486 return 0;
487
488 svp = hv_fetch (self, "x", 1, 0); wx = svp ? SvNV (*svp) : 0.;
489 if (x < wx)
490 return 0;
491
492 svp = hv_fetch (self, "w", 1, 0); ww = svp ? SvNV (*svp) : 0.;
493 if (x >= wx + ww)
494 return 0;
495
496 svp = hv_fetch (self, "can_events", sizeof ("can_events") - 1, 0);
497 if (!svp || !SvTRUE (*svp))
498 return 0;
499
500 return 1;
501}
437 502
438MODULE = CFPlus PACKAGE = CFPlus 503MODULE = CFPlus PACKAGE = CFPlus
439 504
440PROTOTYPES: ENABLE 505PROTOTYPES: ENABLE
441 506
471 536
472 const_iv (SDL_APPINPUTFOCUS), 537 const_iv (SDL_APPINPUTFOCUS),
473 const_iv (SDL_APPMOUSEFOCUS), 538 const_iv (SDL_APPMOUSEFOCUS),
474 const_iv (SDL_APPACTIVE), 539 const_iv (SDL_APPACTIVE),
475 540
541 const_iv (SDLK_FIRST),
542 const_iv (SDLK_LAST),
476 const_iv (SDLK_KP0), 543 const_iv (SDLK_KP0),
477 const_iv (SDLK_KP1), 544 const_iv (SDLK_KP1),
478 const_iv (SDLK_KP2), 545 const_iv (SDLK_KP2),
479 const_iv (SDLK_KP3), 546 const_iv (SDLK_KP3),
480 const_iv (SDLK_KP4), 547 const_iv (SDLK_KP4),
579 646
580NV floor (NV x) 647NV floor (NV x)
581 648
582NV ceil (NV x) 649NV ceil (NV x)
583 650
651IV minpot (UV n)
652
653IV popcount (UV n)
654
584void 655void
585pango_init () 656pango_init ()
586 CODE: 657 CODE:
587{ 658{
588 opengl_fontmap = pango_opengl_font_map_new (); 659 opengl_fontmap = pango_opengl_font_map_new ();
661 732
662 if (RETVAL) 733 if (RETVAL)
663 { 734 {
664 av_clear (texture_av); 735 av_clear (texture_av);
665 736
666 SDL_WM_SetCaption ("Crossfire+ Client " VERSION, "Crossfire+"); 737 SDL_WM_SetCaption ("Crossfire TRT Client " VERSION, "Crossfire TRT");
667#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name); 738#define GL_FUNC(ptr,name) gl.name = (ptr)SDL_GL_GetProcAddress ("gl" # name);
668#include "glfunc.h" 739#include "glfunc.h"
669#undef GL_FUNC 740#undef GL_FUNC
670 } 741 }
671} 742}
757 XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1)))); 828 XPUSHs (sv_2mortal (sv_bless (newRV_noinc ((SV *)hv), gv_stashpv ("CFPlus::UI::Event", 1))));
758 } 829 }
759} 830}
760 831
761int 832int
762Mix_OpenAudio (int frequency = 48000, int format = MIX_DEFAULT_FORMAT, int channels = 1, int chunksize = 2048) 833Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 1024)
763 POSTCALL: 834 POSTCALL:
764 Mix_HookMusicFinished (music_finished); 835 Mix_HookMusicFinished (music_finished);
765 Mix_ChannelFinished (channel_finished); 836 Mix_ChannelFinished (channel_finished);
766 837
767void 838void
768Mix_CloseAudio () 839Mix_CloseAudio ()
769 840
770int 841int
771Mix_AllocateChannels (int numchans = -1) 842Mix_AllocateChannels (int numchans = -1)
843
844const char *
845Mix_GetError ()
772 846
773void 847void
774lowdelay (int fd, int val = 1) 848lowdelay (int fd, int val = 1)
775 CODE: 849 CODE:
776 setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val)); 850 setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
818 STRLEN image_len; 892 STRLEN image_len;
819 char *image = (char *)SvPVbyte (image_, image_len); 893 char *image = (char *)SvPVbyte (image_, image_len);
820 SDL_Surface *surface, *surface2; 894 SDL_Surface *surface, *surface2;
821 SDL_PixelFormat fmt; 895 SDL_PixelFormat fmt;
822 SDL_RWops *rw = ix 896 SDL_RWops *rw = ix
823 ? SDL_RWFromFile (image, "r") 897 ? SDL_RWFromFile (image, "rb")
824 : SDL_RWFromConstMem (image, image_len); 898 : SDL_RWFromConstMem (image, image_len);
825 899
826 if (!rw) 900 if (!rw)
827 croak ("load_image: %s", SDL_GetError ()); 901 croak ("load_image: %s", SDL_GetError ());
828 902
980 RETVAL->g = 1.; 1054 RETVAL->g = 1.;
981 RETVAL->b = 1.; 1055 RETVAL->b = 1.;
982 RETVAL->a = 1.; 1056 RETVAL->a = 1.;
983 RETVAL->base_height = MIN_FONT_HEIGHT; 1057 RETVAL->base_height = MIN_FONT_HEIGHT;
984 RETVAL->font = 0; 1058 RETVAL->font = 0;
1059 RETVAL->rc = rc_alloc ();
985 1060
986 pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR); 1061 pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
987 layout_update_font (RETVAL); 1062 layout_update_font (RETVAL);
988 OUTPUT: 1063 OUTPUT:
989 RETVAL 1064 RETVAL
990 1065
991void 1066void
992DESTROY (CFPlus::Layout self) 1067DESTROY (CFPlus::Layout self)
993 CODE: 1068 CODE:
994 g_object_unref (self->pl); 1069 g_object_unref (self->pl);
1070 rc_free (self->rc);
995 Safefree (self); 1071 Safefree (self);
996 1072
997void 1073void
998set_text (CFPlus::Layout self, SV *text_) 1074set_text (CFPlus::Layout self, SV *text_)
999 CODE: 1075 CODE:
1251 } 1327 }
1252} 1328}
1253 1329
1254void 1330void
1255render (CFPlus::Layout self, float x, float y, int flags = 0) 1331render (CFPlus::Layout self, float x, float y, int flags = 0)
1256 PPCODE: 1332 CODE:
1333 rc_clear (self->rc);
1257 pango_opengl_render_layout_subpixel ( 1334 pango_opengl_render_layout_subpixel (
1258 self->pl, 1335 self->pl,
1336 self->rc,
1259 x * PANGO_SCALE, y * PANGO_SCALE, 1337 x * PANGO_SCALE, y * PANGO_SCALE,
1260 self->r, self->g, self->b, self->a, 1338 self->r, self->g, self->b, self->a,
1261 flags 1339 flags
1262 ); 1340 );
1341 // we assume that context_change actually clears/frees stuff
1342 // and does not do any recomputation...
1343 pango_layout_context_changed (self->pl);
1344
1345void
1346draw (CFPlus::Layout self)
1347 CODE:
1348{
1349 glEnable (GL_TEXTURE_2D);
1350 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
1351 glEnable (GL_BLEND);
1352 gl_BlendFuncSeparate (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
1353 GL_ONE , GL_ONE_MINUS_SRC_ALPHA);
1354 glEnable (GL_ALPHA_TEST);
1355 glAlphaFunc (GL_GREATER, 7.f / 255.f);
1356
1357 rc_draw (self->rc);
1358
1359 glDisable (GL_ALPHA_TEST);
1360 glDisable (GL_BLEND);
1361 glDisable (GL_TEXTURE_2D);
1362}
1263 1363
1264MODULE = CFPlus PACKAGE = CFPlus::Texture 1364MODULE = CFPlus PACKAGE = CFPlus::Texture
1265 1365
1266PROTOTYPES: ENABLE 1366PROTOTYPES: ENABLE
1267
1268int minpot (int n)
1269 1367
1270void 1368void
1271pad (SV *data_, int ow, int oh, int nw, int nh) 1369pad (SV *data_, int ow, int oh, int nw, int nh)
1272 CODE: 1370 CODE:
1273{ 1371{
1299{ 1397{
1300 HV *hv = (HV *)SvRV (self); 1398 HV *hv = (HV *)SvRV (self);
1301 float s = SvNV (*hv_fetch (hv, "s", 1, 1)); 1399 float s = SvNV (*hv_fetch (hv, "s", 1, 1));
1302 float t = SvNV (*hv_fetch (hv, "t", 1, 1)); 1400 float t = SvNV (*hv_fetch (hv, "t", 1, 1));
1303 int name = SvIV (*hv_fetch (hv, "name", 4, 1)); 1401 int name = SvIV (*hv_fetch (hv, "name", 4, 1));
1402
1403 if (name <= 0)
1404 XSRETURN_EMPTY;
1304 1405
1305 if (items < 5) 1406 if (items < 5)
1306 { 1407 {
1307 w = SvNV (*hv_fetch (hv, "w", 1, 1)); 1408 w = SvNV (*hv_fetch (hv, "w", 1, 1));
1308 h = SvNV (*hv_fetch (hv, "h", 1, 1)); 1409 h = SvNV (*hv_fetch (hv, "h", 1, 1));
1497 self->rows += MAP_EXTEND_Y; 1598 self->rows += MAP_EXTEND_Y;
1498 self->y += MAP_EXTEND_Y; 1599 self->y += MAP_EXTEND_Y;
1499 } 1600 }
1500} 1601}
1501 1602
1502void 1603SV *
1503map1a_update (CFPlus::Map self, SV *data_, int extmap) 1604map1a_update (CFPlus::Map self, SV *data_, int extmap)
1504 CODE: 1605 CODE:
1505{ 1606{
1506 uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_); 1607 uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_);
1507 uint8_t *data_end = (uint8_t *)SvEND (data_); 1608 uint8_t *data_end = (uint8_t *)SvEND (data_);
1508 mapcell *cell; 1609 mapcell *cell;
1509 int x, y, flags; 1610 int x, y, z, flags;
1611 AV *missing = newAV ();
1612 RETVAL = newRV_noinc ((SV *)missing);
1510 1613
1511 while (data < data_end - 1) 1614 while (data < data_end - 1)
1512 { 1615 {
1513 flags = (data [0] << 8) + data [1]; data += 2; 1616 flags = (data [0] << 8) + data [1]; data += 2;
1514 1617
1565 } 1668 }
1566 else 1669 else
1567 cell->darkness = *data++ + 1; 1670 cell->darkness = *data++ + 1;
1568 } 1671 }
1569 1672
1673 for (z = 0; z <= 2; ++z)
1570 if (flags & 4) 1674 if (flags & (4 >> z))
1571 { 1675 {
1572 faceid face = (data [0] << 8) + data [1]; data += 2; 1676 faceid face = (data [0] << 8) + data [1]; data += 2;
1573 need_facenum (self, face); 1677 need_facenum (self, face);
1574 cell->tile [0] = self->face2tile [face]; 1678 cell->tile [z] = self->face2tile [face];
1679
1680 if (cell->tile [z])
1681 {
1682 maptex *tex = self->tex + cell->tile [z];
1683 if (!tex->name)
1684 av_push (missing, newSViv (cell->tile [z]));
1685
1686 if (tex->smoothtile)
1687 {
1688 maptex *smooth = self->tex + tex->smoothtile;
1689 if (!smooth->name)
1690 av_push (missing, newSViv (tex->smoothtile));
1691 }
1692 }
1575 } 1693 }
1576
1577 if (flags & 2)
1578 {
1579 faceid face = (data [0] << 8) + data [1]; data += 2;
1580 need_facenum (self, face);
1581 cell->tile [1] = self->face2tile [face];
1582 }
1583
1584 if (flags & 1)
1585 {
1586 faceid face = (data [0] << 8) + data [1]; data += 2;
1587 need_facenum (self, face);
1588 cell->tile [2] = self->face2tile [face];
1589 }
1590 } 1694 }
1591 else 1695 else
1592 cell->darkness = 0; 1696 cell->darkness = 0;
1593 } 1697 }
1594} 1698}
1699 OUTPUT:
1700 RETVAL
1595 1701
1596SV * 1702SV *
1597mapmap (CFPlus::Map self, int x0, int y0, int w, int h) 1703mapmap (CFPlus::Map self, int x0, int y0, int w, int h)
1598 CODE: 1704 CODE:
1599{ 1705{
1650 1756
1651void 1757void
1652draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T) 1758draw (CFPlus::Map self, int mx, int my, int sw, int sh, int T)
1653 CODE: 1759 CODE:
1654{ 1760{
1761 int x, y, z;
1762
1655 HV *smooth = (HV *)sv_2mortal ((SV *)newHV ()); 1763 HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
1656 uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level 1764 uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
1657 static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k) 1765 static uint8_t smooth_max[256][256]; // egad, fast and wasteful on memory (64k)
1658 smooth_key skey; 1766 smooth_key skey;
1659 int x, y, z; 1767
1660 int last_name; 1768 rc_t *rc = rc_alloc ();
1769 rc_key_t key;
1770 rc_array_t *arr;
1661 1771
1662 // thats current max. sorry. 1772 // thats current max. sorry.
1663 if (sw > 255) sw = 255; 1773 if (sw > 255) sw = 255;
1664 if (sh > 255) sh = 255; 1774 if (sh > 255) sh = 255;
1665 1775
1666 // clear key, in case of extra padding 1776 // clear key, in case of extra padding
1667 memset (&skey, 0, sizeof (skey)); 1777 memset (&skey, 0, sizeof (skey));
1668 1778
1669 glColor4ub (255, 255, 255, 255); 1779 memset (&key, 0, sizeof (key));
1670 1780 key.r = 255;
1671 glEnable (GL_BLEND); 1781 key.g = 255;
1672 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); 1782 key.b = 255;
1673 glEnable (GL_TEXTURE_2D); 1783 key.a = 255;
1674 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); 1784 key.mode = GL_QUADS;
1675 1785 key.format = GL_T2F_V3F;
1676 glBegin (GL_QUADS); 1786 key.texname = -1;
1677
1678 last_name = 0;
1679 1787
1680 mx += self->x; 1788 mx += self->x;
1681 my += self->y; 1789 my += self->y;
1682 1790
1683 // first pass: determine smooth_max 1791 // first pass: determine smooth_max
1699 MAX (self->tex [cell->tile [0]].smoothlevel, 1807 MAX (self->tex [cell->tile [0]].smoothlevel,
1700 MAX (self->tex [cell->tile [1]].smoothlevel, 1808 MAX (self->tex [cell->tile [1]].smoothlevel,
1701 self->tex [cell->tile [2]].smoothlevel)); 1809 self->tex [cell->tile [2]].smoothlevel));
1702 } 1810 }
1703 } 1811 }
1812
1813 glEnable (GL_BLEND);
1814 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1815 glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
1704 1816
1705 for (z = 0; z <= 2; z++) 1817 for (z = 0; z <= 2; z++)
1706 { 1818 {
1707 memset (smooth_level, 0, sizeof (smooth_level)); 1819 memset (smooth_level, 0, sizeof (smooth_level));
1708 1820
1718 tileid tile = cell->tile [z]; 1830 tileid tile = cell->tile [z];
1719 1831
1720 if (tile) 1832 if (tile)
1721 { 1833 {
1722 maptex tex = self->tex [tile]; 1834 maptex tex = self->tex [tile];
1723 int px = (x + 1) * T - tex.w; 1835 int px, py;
1724 int py = (y + 1) * T - tex.h;
1725 1836
1726 // suppressing texture state switches here
1727 // is only moderately effective, but worth the extra effort
1728 if (last_name != tex.name) 1837 if (key.texname != tex.name)
1729 { 1838 {
1730 if (!tex.name) 1839 if (!tex.name)
1731 tex = self->tex [2]; /* missing, replace by noface */ 1840 tex = self->tex [2]; /* missing, replace by noface */
1732 1841
1733 glEnd (); 1842 key.texname = tex.name;
1734 glBindTexture (GL_TEXTURE_2D, last_name = tex.name); 1843 arr = rc_array (rc, &key);
1735 glBegin (GL_QUADS);
1736 } 1844 }
1737 1845
1738 glTexCoord2f (0 , 0 ); glVertex2f (px , py ); 1846 px = (x + 1) * T - tex.w;
1847 py = (y + 1) * T - tex.h;
1848
1849 rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
1739 glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h); 1850 rc_t2f_v3f (arr, 0 , tex.t, px , py + tex.h, 0);
1740 glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h); 1851 rc_t2f_v3f (arr, tex.s, tex.t, px + tex.w, py + tex.h, 0);
1741 glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py ); 1852 rc_t2f_v3f (arr, tex.s, 0 , px + tex.w, py , 0);
1742 1853
1743 if (cell->flags && z == 2) 1854 if (cell->flags && z == 2)
1744 { 1855 {
1856 // overlays such as the speech bubble, probably more to come
1745 if (cell->flags & 1) 1857 if (cell->flags & 1)
1746 { 1858 {
1747 maptex tex = self->tex [1]; 1859 maptex tex = self->tex [1];
1748 int px = x * T + T * 2 / 32; 1860 int px = x * T + T * 2 / 32;
1749 int py = y * T - T * 6 / 32; 1861 int py = y * T - T * 6 / 32;
1750 1862
1863 if (tex.name)
1751 glEnd (); 1864 {
1752 glBindTexture (GL_TEXTURE_2D, last_name = tex.name); 1865 if (key.texname != tex.name)
1866 {
1867 key.texname = tex.name;
1868 arr = rc_array (rc, &key);
1869 }
1870
1871 rc_t2f_v3f (arr, 0 , 0 , px , py , 0);
1872 rc_t2f_v3f (arr, 0 , tex.t, px , py + T, 0);
1873 rc_t2f_v3f (arr, tex.s, tex.t, px + T, py + T, 0);
1874 rc_t2f_v3f (arr, tex.s, 0 , px + T, py , 0);
1753 glBegin (GL_QUADS); 1875 }
1754
1755 glTexCoord2f (0 , 0 ); glVertex2f (px , py );
1756 glTexCoord2f (0 , tex.t); glVertex2f (px , py + T);
1757 glTexCoord2f (tex.s, tex.t); glVertex2f (px + T, py + T);
1758 glTexCoord2f (tex.s, 0 ); glVertex2f (px + T, py );
1759 } 1876 }
1760 } 1877 }
1761 1878
1762 // update smooth hash 1879 // update smooth hash
1763 if (tex.smoothtile) 1880 if (tex.smoothtile)
1799 } 1916 }
1800 } 1917 }
1801 } 1918 }
1802 } 1919 }
1803 1920
1921 rc_draw (rc);
1922 rc_clear (rc);
1923
1804 // go through all smoothlevels, lowest to highest, then draw. 1924 // go through all smoothlevels, lowest to highest, then draw.
1805 // this is basically counting sort 1925 // this is basically counting sort
1806 { 1926 {
1807 int w, b; 1927 int w, b;
1808 1928
1929 glEnable (GL_TEXTURE_2D);
1930 glBegin (GL_QUADS);
1809 for (w = 0; w < 256 / 32; ++w) 1931 for (w = 0; w < 256 / 32; ++w)
1810 { 1932 {
1811 uint32_t smask = smooth_level [w]; 1933 uint32_t smask = smooth_level [w];
1812 if (smask) 1934 if (smask)
1813 for (b = 0; b < 32; ++b) 1935 for (b = 0; b < 32; ++b)
1832 int border = bits & 15; 1954 int border = bits & 15;
1833 int corner = (bits >> 8) & ~(bits >> 4) & 15; 1955 int corner = (bits >> 8) & ~(bits >> 4) & 15;
1834 float dx = tex.s * .0625f; // 16 images/row 1956 float dx = tex.s * .0625f; // 16 images/row
1835 float dy = tex.t * .5f ; // 2 images/column 1957 float dy = tex.t * .5f ; // 2 images/column
1836 1958
1837 // this time naively avoiding texture state changes
1838 // save gobs of state changes.
1839 if (last_name != tex.name) 1959 if (tex.name)
1840 { 1960 {
1961 // this time avoiding texture state changes
1962 // save gobs of state changes.
1841 if (!tex.name) 1963 if (key.texname != tex.name)
1842 continue; // smoothing not yet available 1964 {
1843
1844 glEnd (); 1965 glEnd ();
1845 glBindTexture (GL_TEXTURE_2D, last_name = tex.name); 1966 glBindTexture (GL_TEXTURE_2D, key.texname = tex.name);
1846 glBegin (GL_QUADS); 1967 glBegin (GL_QUADS);
1847 } 1968 }
1848 1969
1849 if (border) 1970 if (border)
1850 { 1971 {
1851 float ox = border * dx; 1972 float ox = border * dx;
1852 1973
1853 glTexCoord2f (ox , 0.f ); glVertex2f (px , py ); 1974 glTexCoord2f (ox , 0.f ); glVertex2i (px , py );
1854 glTexCoord2f (ox , dy ); glVertex2f (px , py + T); 1975 glTexCoord2f (ox , dy ); glVertex2i (px , py + T);
1855 glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py + T); 1976 glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py + T);
1856 glTexCoord2f (ox + dx, 0.f ); glVertex2f (px + T, py ); 1977 glTexCoord2f (ox + dx, 0.f ); glVertex2i (px + T, py );
1857 } 1978 }
1858 1979
1859 if (corner) 1980 if (corner)
1860 { 1981 {
1861 float ox = corner * dx; 1982 float ox = corner * dx;
1862 1983
1863 glTexCoord2f (ox , dy ); glVertex2f (px , py ); 1984 glTexCoord2f (ox , dy ); glVertex2i (px , py );
1864 glTexCoord2f (ox , dy * 2.f); glVertex2f (px , py + T); 1985 glTexCoord2f (ox , dy * 2.f); glVertex2i (px , py + T);
1865 glTexCoord2f (ox + dx, dy * 2.f); glVertex2f (px + T, py + T); 1986 glTexCoord2f (ox + dx, dy * 2.f); glVertex2i (px + T, py + T);
1866 glTexCoord2f (ox + dx, dy ); glVertex2f (px + T, py ); 1987 glTexCoord2f (ox + dx, dy ); glVertex2i (px + T, py );
1988 }
1867 } 1989 }
1868 } 1990 }
1869 } 1991 }
1870 } 1992 }
1871 } 1993 }
1994
1995 glEnd ();
1996 glDisable (GL_TEXTURE_2D);
1997 key.texname = -1;
1872 } 1998 }
1873 1999
1874 hv_clear (smooth); 2000 hv_clear (smooth);
1875 } 2001 }
1876 2002
1877 glEnd ();
1878
1879 glDisable (GL_TEXTURE_2D);
1880 glDisable (GL_BLEND); 2003 glDisable (GL_BLEND);
2004 rc_free (rc);
1881 2005
1882 // top layer: overlays such as the health bar 2006 // top layer: overlays such as the health bar
1883 for (y = 0; y < sh; y++) 2007 for (y = 0; y < sh; y++)
1884 if (0 <= y + my && y + my < self->rows) 2008 if (0 <= y + my && y + my < self->rows)
1885 { 2009 {
2134 int x, y, z; 2258 int x, y, z;
2135 int w, h; 2259 int w, h;
2136 int x1, y1; 2260 int x1, y1;
2137 2261
2138 if (*data++ != 0) 2262 if (*data++ != 0)
2139 return; /* version mismatch */ 2263 XSRETURN_EMPTY; /* version mismatch */
2140 2264
2141 w = *data++ << 8; w |= *data++; 2265 w = *data++ << 8; w |= *data++;
2142 h = *data++ << 8; h |= *data++; 2266 h = *data++ << 8; h |= *data++;
2143 2267
2144 // we need to do this 'cause we don't keep an absolute coord system for rows 2268 // we need to do this 'cause we don't keep an absolute coord system for rows
2189 } 2313 }
2190 } 2314 }
2191 } 2315 }
2192} 2316}
2193 2317
2318MODULE = CFPlus PACKAGE = CFPlus::RW
2319
2320CFPlus::RW
2321new (SV *class, SV *data_sv)
2322 CODE:
2323{
2324 STRLEN datalen;
2325 char *data = SvPVbyte (data_sv, datalen);
2326
2327 RETVAL = SDL_RWFromConstMem (data, datalen);
2328}
2329 OUTPUT:
2330 RETVAL
2331
2332CFPlus::RW
2333new_from_file (SV *class, const char *path, const char *mode = "rb")
2334 CODE:
2335 RETVAL = SDL_RWFromFile (path, mode);
2336 OUTPUT:
2337 RETVAL
2338
2339# fails on win32:
2340# CFPlus.xs(2268) : error C2059: syntax error : '('
2341#void
2342#close (CFPlus::RW self)
2343# CODE:
2344# (self->(close)) (self);
2345
2346MODULE = CFPlus PACKAGE = CFPlus::Channel
2347
2348PROTOTYPES: DISABLE
2349
2350CFPlus::Channel
2351find ()
2352 CODE:
2353{
2354 RETVAL = Mix_GroupAvailable (-1);
2355
2356 if (RETVAL < 0)
2357 {
2358 RETVAL = Mix_GroupOldest (-1);
2359
2360 if (RETVAL < 0)
2361 XSRETURN_UNDEF;
2362
2363 Mix_HaltChannel (RETVAL);
2364 }
2365
2366 Mix_UnregisterAllEffects (RETVAL);
2367 Mix_Volume (RETVAL, 128);
2368}
2369 OUTPUT:
2370 RETVAL
2371
2372void
2373halt (CFPlus::Channel self)
2374 CODE:
2375 Mix_HaltChannel (self);
2376
2377void
2378expire (CFPlus::Channel self, int ticks = -1)
2379 CODE:
2380 Mix_ExpireChannel (self, ticks);
2381
2382void
2383fade_out (CFPlus::Channel self, int ticks = -1)
2384 CODE:
2385 Mix_FadeOutChannel (self, ticks);
2386
2387int
2388volume (CFPlus::Channel self, int volume)
2389 CODE:
2390 RETVAL = Mix_Volume (self, CLAMP (volume, 0, 128));
2391 OUTPUT:
2392 RETVAL
2393
2394void
2395unregister_all_effects (CFPlus::Channel self)
2396 CODE:
2397 Mix_UnregisterAllEffects (self);
2398
2399void
2400set_panning (CFPlus::Channel self, int left, int right)
2401 CODE:
2402 left = CLAMP (left , 0, 255);
2403 right = CLAMP (right, 0, 255);
2404 Mix_SetPanning (self, left, right);
2405
2406void
2407set_distance (CFPlus::Channel self, int distance)
2408 CODE:
2409 Mix_SetDistance (self, CLAMP (distance, 0, 255));
2410
2411void
2412set_position (CFPlus::Channel self, int angle, int distance)
2413 CODE:
2414
2415void
2416set_position_r (CFPlus::Channel self, int dx, int dy, int maxdistance)
2417 CODE:
2418{
2419 int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance));
2420 int angle = 360 + (int)roundf (atan2f (dx, -dy) * 180.f / (float)M_PI);
2421 Mix_SetPosition (self, angle, CLAMP (distance, 0, 255));
2422}
2423
2424void
2425set_reverse_stereo (CFPlus::Channel self, int flip)
2426 CODE:
2427 Mix_SetReverseStereo (self, flip);
2428
2194MODULE = CFPlus PACKAGE = CFPlus::MixChunk 2429MODULE = CFPlus PACKAGE = CFPlus::MixChunk
2195 2430
2196PROTOTYPES: DISABLE 2431PROTOTYPES: DISABLE
2197 2432
2198CFPlus::MixChunk 2433CFPlus::MixChunk
2199new_from_file (SV *class, char *path) 2434new (SV *class, CFPlus::RW rwops)
2200 CODE: 2435 CODE:
2201 RETVAL = Mix_LoadWAV (path); 2436 RETVAL = Mix_LoadWAV_RW (rwops, 1);
2202 OUTPUT: 2437 OUTPUT:
2203 RETVAL 2438 RETVAL
2204 2439
2205void 2440void
2206DESTROY (CFPlus::MixChunk self) 2441DESTROY (CFPlus::MixChunk self)
2208 Mix_FreeChunk (self); 2443 Mix_FreeChunk (self);
2209 2444
2210int 2445int
2211volume (CFPlus::MixChunk self, int volume = -1) 2446volume (CFPlus::MixChunk self, int volume = -1)
2212 CODE: 2447 CODE:
2448 if (items > 1)
2449 volume = CLAMP (volume, 0, 128);
2213 RETVAL = Mix_VolumeChunk (self, volume); 2450 RETVAL = Mix_VolumeChunk (self, volume);
2214 OUTPUT: 2451 OUTPUT:
2215 RETVAL 2452 RETVAL
2216 2453
2217int 2454CFPlus::Channel
2218play (CFPlus::MixChunk self, int channel = -1, int loops = 0, int ticks = -1) 2455play (CFPlus::MixChunk self, CFPlus::Channel channel = -1, int loops = 0, int ticks = -1)
2219 CODE: 2456 CODE:
2457{
2220 RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks); 2458 RETVAL = Mix_PlayChannelTimed (channel, self, loops, ticks);
2459
2460 if (RETVAL < 0)
2461 XSRETURN_UNDEF;
2462
2463 if (channel < 0)
2464 {
2465 Mix_UnregisterAllEffects (RETVAL);
2466 Mix_Volume (RETVAL, 128);
2467 }
2468}
2221 OUTPUT: 2469 OUTPUT:
2222 RETVAL 2470 RETVAL
2223 2471
2224MODULE = CFPlus PACKAGE = CFPlus::MixMusic 2472MODULE = CFPlus PACKAGE = CFPlus::MixMusic
2225 2473
2226int 2474int
2227volume (int volume = -1) 2475volume (int volume = -1)
2228 PROTOTYPE: ;$ 2476 PROTOTYPE: ;$
2229 CODE: 2477 CODE:
2478 if (items > 0)
2479 volume = CLAMP (volume, 0, 128);
2230 RETVAL = Mix_VolumeMusic (volume); 2480 RETVAL = Mix_VolumeMusic (volume);
2231 OUTPUT: 2481 OUTPUT:
2232 RETVAL 2482 RETVAL
2233 2483
2234int 2484void
2235fade_out (int ms) 2485fade_out (int ms)
2236 CODE: 2486 CODE:
2237 RETVAL = Mix_FadeOutMusic (ms); 2487 Mix_FadeOutMusic (ms);
2238 OUTPUT: 2488
2239 RETVAL 2489void
2490halt ()
2491 CODE:
2492 Mix_HaltMusic ();
2240 2493
2241CFPlus::MixMusic 2494CFPlus::MixMusic
2242new_from_file (SV *class, char *path) 2495new (SV *class, CFPlus::RW rwops)
2243 CODE: 2496 CODE:
2244 RETVAL = Mix_LoadMUS (path); 2497 RETVAL = Mix_LoadMUS_RW (rwops);
2245 OUTPUT: 2498 OUTPUT:
2246 RETVAL 2499 RETVAL
2247 2500
2248void 2501void
2249DESTROY (CFPlus::MixMusic self) 2502DESTROY (CFPlus::MixMusic self)
2255 CODE: 2508 CODE:
2256 RETVAL = Mix_PlayMusic (self, loops); 2509 RETVAL = Mix_PlayMusic (self, loops);
2257 OUTPUT: 2510 OUTPUT:
2258 RETVAL 2511 RETVAL
2259 2512
2260int 2513void
2261fade_in_pos (CFPlus::MixMusic self, int loops, int ms, double position) 2514fade_in_pos (CFPlus::MixMusic self, int loops, int ms, double position)
2262 CODE: 2515 CODE:
2263 RETVAL = Mix_FadeInMusicPos (self, loops, ms, position); 2516 Mix_FadeInMusicPos (self, loops, ms, position);
2264 OUTPUT:
2265 RETVAL
2266 2517
2267MODULE = CFPlus PACKAGE = CFPlus::OpenGL 2518MODULE = CFPlus PACKAGE = CFPlus::OpenGL
2268 2519
2269PROTOTYPES: ENABLE 2520PROTOTYPES: ENABLE
2270 2521
2290 const_iv (GL_ALPHA_TEST), 2541 const_iv (GL_ALPHA_TEST),
2291 const_iv (GL_NORMALIZE), 2542 const_iv (GL_NORMALIZE),
2292 const_iv (GL_RESCALE_NORMAL), 2543 const_iv (GL_RESCALE_NORMAL),
2293 const_iv (GL_FRONT), 2544 const_iv (GL_FRONT),
2294 const_iv (GL_BACK), 2545 const_iv (GL_BACK),
2546 const_iv (GL_AUX0),
2295 const_iv (GL_AND), 2547 const_iv (GL_AND),
2296 const_iv (GL_ONE), 2548 const_iv (GL_ONE),
2297 const_iv (GL_ZERO), 2549 const_iv (GL_ZERO),
2298 const_iv (GL_SRC_ALPHA), 2550 const_iv (GL_SRC_ALPHA),
2299 const_iv (GL_DST_ALPHA), 2551 const_iv (GL_DST_ALPHA),
2312 const_iv (GL_INTENSITY), 2564 const_iv (GL_INTENSITY),
2313 const_iv (GL_LUMINANCE), 2565 const_iv (GL_LUMINANCE),
2314 const_iv (GL_LUMINANCE_ALPHA), 2566 const_iv (GL_LUMINANCE_ALPHA),
2315 const_iv (GL_FLOAT), 2567 const_iv (GL_FLOAT),
2316 const_iv (GL_UNSIGNED_INT_8_8_8_8_REV), 2568 const_iv (GL_UNSIGNED_INT_8_8_8_8_REV),
2569 const_iv (GL_COMPRESSED_ALPHA_ARB),
2570 const_iv (GL_COMPRESSED_LUMINANCE_ARB),
2571 const_iv (GL_COMPRESSED_LUMINANCE_ALPHA_ARB),
2572 const_iv (GL_COMPRESSED_INTENSITY_ARB),
2573 const_iv (GL_COMPRESSED_RGB_ARB),
2574 const_iv (GL_COMPRESSED_RGBA_ARB),
2317 const_iv (GL_COMPILE), 2575 const_iv (GL_COMPILE),
2318 const_iv (GL_PROXY_TEXTURE_1D), 2576 const_iv (GL_PROXY_TEXTURE_1D),
2319 const_iv (GL_PROXY_TEXTURE_2D), 2577 const_iv (GL_PROXY_TEXTURE_2D),
2320 const_iv (GL_TEXTURE_1D), 2578 const_iv (GL_TEXTURE_1D),
2321 const_iv (GL_TEXTURE_2D), 2579 const_iv (GL_TEXTURE_2D),
2345 const_iv (GL_COLOR_LOGIC_OP), 2603 const_iv (GL_COLOR_LOGIC_OP),
2346 const_iv (GL_SEPARABLE_2D), 2604 const_iv (GL_SEPARABLE_2D),
2347 const_iv (GL_CONVOLUTION_2D), 2605 const_iv (GL_CONVOLUTION_2D),
2348 const_iv (GL_CONVOLUTION_BORDER_MODE), 2606 const_iv (GL_CONVOLUTION_BORDER_MODE),
2349 const_iv (GL_CONSTANT_BORDER), 2607 const_iv (GL_CONSTANT_BORDER),
2608 const_iv (GL_POINTS),
2350 const_iv (GL_LINES), 2609 const_iv (GL_LINES),
2351 const_iv (GL_LINE_STRIP), 2610 const_iv (GL_LINE_STRIP),
2352 const_iv (GL_LINE_LOOP), 2611 const_iv (GL_LINE_LOOP),
2353 const_iv (GL_QUADS), 2612 const_iv (GL_QUADS),
2354 const_iv (GL_QUAD_STRIP), 2613 const_iv (GL_QUAD_STRIP),
2355 const_iv (GL_TRIANGLES), 2614 const_iv (GL_TRIANGLES),
2356 const_iv (GL_TRIANGLE_STRIP), 2615 const_iv (GL_TRIANGLE_STRIP),
2357 const_iv (GL_TRIANGLE_FAN), 2616 const_iv (GL_TRIANGLE_FAN),
2617 const_iv (GL_POLYGON),
2358 const_iv (GL_PERSPECTIVE_CORRECTION_HINT), 2618 const_iv (GL_PERSPECTIVE_CORRECTION_HINT),
2619 const_iv (GL_POINT_SMOOTH_HINT),
2620 const_iv (GL_LINE_SMOOTH_HINT),
2621 const_iv (GL_POLYGON_SMOOTH_HINT),
2622 const_iv (GL_GENERATE_MIPMAP_HINT),
2623 const_iv (GL_TEXTURE_COMPRESSION_HINT),
2359 const_iv (GL_FASTEST), 2624 const_iv (GL_FASTEST),
2625 const_iv (GL_DONT_CARE),
2626 const_iv (GL_NICEST),
2360 const_iv (GL_V2F), 2627 const_iv (GL_V2F),
2361 const_iv (GL_V3F), 2628 const_iv (GL_V3F),
2362 const_iv (GL_T2F_V3F), 2629 const_iv (GL_T2F_V3F),
2363 const_iv (GL_T2F_N3F_V3F), 2630 const_iv (GL_T2F_N3F_V3F),
2364# undef const_iv 2631# undef const_iv
2369 2636
2370 texture_av = newAV (); 2637 texture_av = newAV ();
2371 AvREAL_off (texture_av); 2638 AvREAL_off (texture_av);
2372} 2639}
2373 2640
2641void
2642disable_GL_EXT_blend_func_separate ()
2643 CODE:
2644 gl.BlendFuncSeparate = 0;
2645 gl.BlendFuncSeparateEXT = 0;
2646
2374char * 2647char *
2375gl_vendor () 2648gl_vendor ()
2376 CODE: 2649 CODE:
2377 RETVAL = (char *)glGetString (GL_VENDOR); 2650 RETVAL = (char *)glGetString (GL_VENDOR);
2378 OUTPUT: 2651 OUTPUT:
2450# near_ and far_ are due to microsofts buggy "c" compiler 2723# near_ and far_ are due to microsofts buggy "c" compiler
2451void glFrustum (double left, double right, double bottom, double top, double near_, double far_) 2724void glFrustum (double left, double right, double bottom, double top, double near_, double far_)
2452 2725
2453# near_ and far_ are due to microsofts buggy "c" compiler 2726# near_ and far_ are due to microsofts buggy "c" compiler
2454void glOrtho (double left, double right, double bottom, double top, double near_, double far_) 2727void glOrtho (double left, double right, double bottom, double top, double near_, double far_)
2728
2729PROTOTYPES: DISABLE
2455 2730
2456void glViewport (int x, int y, int width, int height) 2731void glViewport (int x, int y, int width, int height)
2457 2732
2458void glScissor (int x, int y, int width, int height) 2733void glScissor (int x, int y, int width, int height)
2459 2734
2467 2742
2468void glRotate (float angle, float x, float y, float z) 2743void glRotate (float angle, float x, float y, float z)
2469 CODE: 2744 CODE:
2470 glRotatef (angle, x, y, z); 2745 glRotatef (angle, x, y, z);
2471 2746
2472void glBegin (int mode)
2473
2474void glEnd ()
2475
2476void glColor (float r, float g, float b, float a = 1.0) 2747void glColor (float r, float g, float b, float a = 1.0)
2477 PROTOTYPE: @
2478 ALIAS: 2748 ALIAS:
2479 glColor_premultiply = 1 2749 glColor_premultiply = 1
2480 CODE: 2750 CODE:
2481 if (ix) 2751 if (ix)
2482 { 2752 {
2485 b *= a; 2755 b *= a;
2486 } 2756 }
2487 // microsoft visual "c" rounds instead of truncating... 2757 // microsoft visual "c" rounds instead of truncating...
2488 glColor4f (r, g, b, a); 2758 glColor4f (r, g, b, a);
2489 2759
2490void glInterleavedArrays (int format, int stride, char *data)
2491
2492void glDrawElements (int mode, int count, int type, char *indices)
2493
2494# 1.2 void glDrawRangeElements (int mode, int start, int end
2495
2496void glRasterPos (float x, float y, float z = 0.) 2760void glRasterPos (float x, float y, float z = 0.)
2497 CODE: 2761 CODE:
2498 glRasterPos3f (0, 0, z); 2762 glRasterPos3f (0, 0, z);
2499 glBitmap (0, 0, 0, 0, x, y, 0); 2763 glBitmap (0, 0, 0, 0, x, y, 0);
2500 2764
2504 2768
2505void glTexCoord (float s, float t) 2769void glTexCoord (float s, float t)
2506 CODE: 2770 CODE:
2507 glTexCoord2f (s, t); 2771 glTexCoord2f (s, t);
2508 2772
2773void glRect (float x1, float y1, float x2, float y2)
2774 CODE:
2775 glRectf (x1, y1, x2, y2);
2776
2777void glRect_lineloop (float x1, float y1, float x2, float y2)
2778 CODE:
2779 glBegin (GL_LINE_LOOP);
2780 glVertex2f (x1, y1);
2781 glVertex2f (x2, y1);
2782 glVertex2f (x2, y2);
2783 glVertex2f (x1, y2);
2784 glEnd ();
2785
2786PROTOTYPES: ENABLE
2787
2788void glBegin (int mode)
2789
2790void glEnd ()
2791
2792void glPointSize (GLfloat size)
2793
2794void glLineWidth (GLfloat width)
2795
2796void glInterleavedArrays (int format, int stride, char *data)
2797
2798void glDrawElements (int mode, int count, int type, char *indices)
2799
2800# 1.2 void glDrawRangeElements (int mode, int start, int end
2801
2509void glTexEnv (int target, int pname, float param) 2802void glTexEnv (int target, int pname, float param)
2510 CODE: 2803 CODE:
2511 glTexEnvf (target, pname, param); 2804 glTexEnvf (target, pname, param);
2512 2805
2513void glTexParameter (int target, int pname, float param) 2806void glTexParameter (int target, int pname, float param)
2565 2858
2566void glEndList () 2859void glEndList ()
2567 2860
2568void glCallList (int list) 2861void glCallList (int list)
2569 2862
2863MODULE = CFPlus PACKAGE = CFPlus::UI::Base
2864
2865PROTOTYPES: DISABLE
2866
2867void
2868find_widget (SV *self, NV x, NV y)
2869 PPCODE:
2870{
2871 if (within_widget (self, x, y))
2872 XPUSHs (self);
2873}
2874
2875BOOT:
2876{
2877 hover_gv = gv_fetchpv ("CFPlus::UI::HOVER", 1, SVt_NV);
2878
2879 draw_x_gv = gv_fetchpv ("CFPlus::UI::Base::draw_x", 1, SVt_NV);
2880 draw_y_gv = gv_fetchpv ("CFPlus::UI::Base::draw_y", 1, SVt_NV);
2881 draw_w_gv = gv_fetchpv ("CFPlus::UI::Base::draw_w", 1, SVt_NV);
2882 draw_h_gv = gv_fetchpv ("CFPlus::UI::Base::draw_h", 1, SVt_NV);
2883}
2884
2885void
2886draw (SV *self)
2887 CODE:
2888{
2889 HV *hv;
2890 SV **svp;
2891 NV x, y, w, h;
2892 SV *draw_x_sv = GvSV (draw_x_gv);
2893 SV *draw_y_sv = GvSV (draw_y_gv);
2894 SV *draw_w_sv = GvSV (draw_w_gv);
2895 SV *draw_h_sv = GvSV (draw_h_gv);
2896 double draw_x, draw_y;
2897
2898 if (!SvROK (self))
2899 croak ("CFPlus::Base::draw: %s not a reference", SvPV_nolen (self));
2900
2901 hv = (HV *)SvRV (self);
2902
2903 if (SvTYPE (hv) != SVt_PVHV)
2904 croak ("CFPlus::Base::draw: %s not a hashref", SvPV_nolen (self));
2905
2906 svp = hv_fetch (hv, "w", 1, 0); w = svp ? SvNV (*svp) : 0.;
2907 svp = hv_fetch (hv, "h", 1, 0); h = svp ? SvNV (*svp) : 0.;
2908
2909 if (!h || !w)
2910 XSRETURN_EMPTY;
2911
2912 svp = hv_fetch (hv, "x", 1, 0); x = svp ? SvNV (*svp) : 0.;
2913 svp = hv_fetch (hv, "y", 1, 0); y = svp ? SvNV (*svp) : 0.;
2914
2915 draw_x = SvNV (draw_x_sv) + x;
2916 draw_y = SvNV (draw_y_sv) + y;
2917
2918 if (draw_x + w < 0 || draw_x >= SvNV (draw_w_sv)
2919 || draw_y + h < 0 || draw_y >= SvNV (draw_h_sv))
2920 XSRETURN_EMPTY;
2921
2922 sv_setnv (draw_x_sv, draw_x);
2923 sv_setnv (draw_y_sv, draw_y);
2924
2925 glPushMatrix ();
2926 glTranslated (x, y, 0);
2927
2928 if (SvROK (GvSV (hover_gv)) && SvRV (GvSV (hover_gv)) == (SV *)hv)
2929 {
2930 svp = hv_fetch (hv, "can_hover", sizeof ("can_hover") - 1, 0);
2931
2932 if (svp && SvTRUE (*svp))
2933 {
2934 glColor4f (1.0f * 0.2f, 0.8f * 0.2f, 0.5f * 0.2f, 0.2f);
2935 glEnable (GL_BLEND);
2936 glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
2937 glBegin (GL_QUADS);
2938 glVertex2f (0, 0);
2939 glVertex2f (w, 0);
2940 glVertex2f (w, h);
2941 glVertex2f (0, h);
2942 glEnd ();
2943 glDisable (GL_BLEND);
2944 }
2945 }
2946#if 0
2947 // draw borders, for debugging
2948 glPushMatrix ();
2949 glColor4f (1., 1., 0., 1.);
2950 glTranslatef (.5, .5, 0.);
2951 glBegin (GL_LINE_LOOP);
2952 glVertex2f (0 , 0);
2953 glVertex2f (w - 1, 0);
2954 glVertex2f (w - 1, h - 1);
2955 glVertex2f (0 , h - 1);
2956 glEnd ();
2957 glPopMatrix ();
2958#endif
2959 PUSHMARK (SP);
2960 XPUSHs (self);
2961 PUTBACK;
2962 call_method ("_draw", G_VOID | G_DISCARD);
2963 SPAGAIN;
2964
2965 glPopMatrix ();
2966
2967 draw_x = draw_x - x; sv_setnv (draw_x_sv, draw_x);
2968 draw_y = draw_y - y; sv_setnv (draw_y_sv, draw_y);
2969}
2970

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