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/cvs/deliantra/Deliantra-Client/Client.xs
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Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.16 by root, Tue Apr 11 13:27:48 2006 UTC vs.
Revision 1.27 by root, Wed Apr 12 23:32:27 2006 UTC

1#include "EXTERN.h" 1#include "EXTERN.h"
2#include "perl.h" 2#include "perl.h"
3#include "XSUB.h" 3#include "XSUB.h"
4 4
5#include <string.h> 5#include <string.h>
6#include <stdio.h>
6 7
7#include <SDL.h> 8#include <SDL.h>
9#include <SDL_image.h>
8#include <SDL_opengl.h> 10#include <SDL_opengl.h>
9 11
10#include <pango/pango.h> 12#include <pango/pango.h>
11#include <pango/pangofc-fontmap.h> 13#include <pango/pangofc-fontmap.h>
12#include <pango/pangoft2.h> 14#include <pango/pangoft2.h>
… …
23 PangoLayout *pl; 25 PangoLayout *pl;
24 int base_height; 26 int base_height;
25} *CFClient__Layout; 27} *CFClient__Layout;
26 28
27static void 29static void
30substitute_func (FcPattern *pattern, gpointer data)
31{
32 FcPatternAddBool (pattern, FC_HINTING , 1);
33 FcPatternAddBool (pattern, FC_AUTOHINT, 1);
34}
35
36static void
37layout_update (CFClient__Layout self)
38{
39 /* use a random scale factor to account for unknown descenders, 0.8 works
40 * reasonably well with bitstream vera
41 */
42 PangoFontDescription *font = pango_context_get_font_description (context);
43 pango_font_description_set_absolute_size (font, self->base_height * (PANGO_SCALE * 8 / 10));
44}
45
46static void
28layout_get_pixel_size (CFClient__Layout self, int *w, int *h) 47layout_get_pixel_size (CFClient__Layout self, int *w, int *h)
29{ 48{
30 PangoFontDescription *font = pango_context_get_font_description (context); 49 layout_update (self);
31 pango_font_description_set_absolute_size (font, self->base_height * PANGO_SCALE);
32 50
33 pango_layout_get_pixel_size (self->pl, w, h); 51 pango_layout_get_pixel_size (self->pl, w, h);
34 52
35 *w = (*w + 3) & ~3; 53 *w = (*w + 3) & ~3;
36 if (!*w) *w = 1; 54 if (!*w) *w = 1;
… …
42PROTOTYPES: ENABLE 60PROTOTYPES: ENABLE
43 61
44BOOT: 62BOOT:
45{ 63{
46 fontmap = pango_ft2_font_map_new (); 64 fontmap = pango_ft2_font_map_new ();
65 pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);
47 context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap); 66 context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);
48} 67}
49 68
50void 69void
51lowdelay (int fd, int val = 1) 70lowdelay (int fd, int val = 1)
… …
79 FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count); 98 FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
80 PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0); 99 PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
81 FcPatternDestroy (pattern); 100 FcPatternDestroy (pattern);
82 pango_context_set_font_description (context, font); 101 pango_context_set_font_description (context, font);
83} 102}
103
104void
105load_image_inline (SV *image_)
106 ALIAS:
107 load_image_file = 1
108 PPCODE:
109{
110 STRLEN image_len;
111 char *image = (char *)SvPVbyte (image_, image_len);
112 SDL_Surface *surface, *surface2;
113 SDL_PixelFormat fmt;
114 SDL_RWops *rw = ix
115 ? SDL_RWFromFile (image, "r")
116 : SDL_RWFromConstMem (image, image_len);
117
118 if (!rw)
119 croak ("load_image: unable to open file");
120
121 surface = IMG_Load_RW (rw, 1);
122 if (!surface)
123 croak ("load_image: unable to read file");
124
125 fmt.palette = NULL;
126 fmt.BitsPerPixel = 32;
127 fmt.BytesPerPixel = 4;
128 fmt.Rmask = 0x000000ff;
129 fmt.Gmask = 0x0000ff00;
130 fmt.Bmask = 0x00ff0000;
131 fmt.Amask = 0xff000000;
132 fmt.Rloss = 0;
133 fmt.Gloss = 0;
134 fmt.Bloss = 0;
135 fmt.Aloss = 0;
136 fmt.Rshift = 0;
137 fmt.Gshift = 8;
138 fmt.Bshift = 16;
139 fmt.Ashift = 24;
140 fmt.colorkey = 0;
141 fmt.alpha = 0;
142
143 surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE);
144
145 EXTEND (SP, 5);
146 PUSHs (sv_2mortal (newSViv (surface2->w)));
147 PUSHs (sv_2mortal (newSViv (surface2->h)));
148 SDL_LockSurface (surface2);
149 PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch)));
150 SDL_UnlockSurface (surface2);
151 PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB)));
152 PUSHs (sv_2mortal (newSViv (GL_RGBA)));
153 PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_INT_8_8_8_8_REV)));
154
155 SDL_FreeSurface (surface);
156 SDL_FreeSurface (surface2);
157}
158
159void
160fatal (char *message)
161 CODE:
162#ifdef WIN32
163 MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);
164#else
165 fprintf (stderr, "%s\n", message);
166#endif
167 exit (1);
84 168
85MODULE = CFClient PACKAGE = CFClient::Layout 169MODULE = CFClient PACKAGE = CFClient::Layout
86 170
87CFClient::Layout 171CFClient::Layout
88new (SV *class, int base_height = 10) 172new (SV *class, int base_height = 10)
… …
124size (CFClient::Layout self) 208size (CFClient::Layout self)
125 PPCODE: 209 PPCODE:
126{ 210{
127 int w, h; 211 int w, h;
128 212
213 layout_update (self);
129 layout_get_pixel_size (self, &w, &h); 214 layout_get_pixel_size (self, &w, &h);
130 215
131 EXTEND (SP, 2); 216 EXTEND (SP, 2);
132 PUSHs (sv_2mortal (newSViv (w))); 217 PUSHs (sv_2mortal (newSViv (w)));
133 PUSHs (sv_2mortal (newSViv (h))); 218 PUSHs (sv_2mortal (newSViv (h)));
134} 219}
135 220
221int
222xy_to_index (CFClient::Layout self, int x, int y)
223 CODE:
224{
225 int index, trailing;
226
227 layout_update (self);
228 pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
229
230 RETVAL = index;
231}
232 OUTPUT:
233 RETVAL
234
235void
236cursor_pos (CFClient::Layout self, int index)
237 PPCODE:
238{
239 PangoRectangle strong_pos;
240 layout_update (self);
241 pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
242 EXTEND (SP, 3);
243 PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
244 PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
245 PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
246}
247
136void 248void
137render (CFClient::Layout self) 249render (CFClient::Layout self)
138 PPCODE: 250 PPCODE:
139{ 251{
140 SV *retval; 252 SV *retval;
141 int w, h; 253 int w, h;
142 FT_Bitmap bitmap; 254 FT_Bitmap bitmap;
143 255
256 layout_update (self);
144 layout_get_pixel_size (self, &w, &h); 257 layout_get_pixel_size (self, &w, &h);
145 258
146 retval = newSV (w * h); 259 retval = newSV (w * h);
147 SvPOK_only (retval); 260 SvPOK_only (retval);
148 SvCUR_set (retval, w * h); 261 SvCUR_set (retval, w * h);
… …
176 double t = SvNV (*hv_fetch (hv, "t", 1, 1)); 289 double t = SvNV (*hv_fetch (hv, "t", 1, 1));
177 int name = SvIV (*hv_fetch (hv, "name", 4, 1)); 290 int name = SvIV (*hv_fetch (hv, "name", 4, 1));
178 291
179 if (items < 5) 292 if (items < 5)
180 { 293 {
181 w = SvNV (*hv_fetch (hv, "width", 5, 1)); 294 w = SvNV (*hv_fetch (hv, "w", 1, 1));
182 h = SvNV (*hv_fetch (hv, "height", 6, 1)); 295 h = SvNV (*hv_fetch (hv, "h", 1, 1));
183 } 296 }
184 297
185 glBindTexture (GL_TEXTURE_2D, name); 298 glBindTexture (GL_TEXTURE_2D, name);
186 glBegin (GL_QUADS); 299 glBegin (GL_QUADS);
187 glTexCoord2d (0, 0); glVertex2d (x , y ); 300 glTexCoord2d (0, 0); glVertex2d (x , y );

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