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/cvs/deliantra/Deliantra-Client/Client.xs
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Comparing deliantra/Deliantra-Client/Client.xs (file contents):
Revision 1.9 by root, Sun Apr 9 01:35:40 2006 UTC vs.
Revision 1.22 by root, Wed Apr 12 20:06:36 2006 UTC

6 6
7#include <SDL.h> 7#include <SDL.h>
8#include <SDL_opengl.h> 8#include <SDL_opengl.h>
9 9
10#include <pango/pango.h> 10#include <pango/pango.h>
11#include <pango/pangofc-fontmap.h>
11#include <pango/pangoft2.h> 12#include <pango/pangoft2.h>
13
14#include <sys/time.h>
15#include <sys/types.h>
16#include <unistd.h>
17
18#include <sys/types.h>
19#include <sys/socket.h>
20#include <netinet/in.h>
21#include <netinet/tcp.h>
12 22
13static PangoContext *context; 23static PangoContext *context;
14static PangoFontMap *fontmap; 24static PangoFontMap *fontmap;
15 25
26typedef struct cf_layout {
27 PangoLayout *pl;
28 int base_height;
29} *CFClient__Layout;
30
31static void
32substitute_func (FcPattern *pattern, gpointer data)
33{
34 FcPatternAddBool (pattern, FC_HINTING , 1);
35 FcPatternAddBool (pattern, FC_AUTOHINT, 1);
36}
37
38static void
39layout_update (CFClient__Layout self)
40{
41 /* use a random scale factor to account for unknown descenders, 0.8 works
42 * reasonably well with bitstream vera
43 */
44 PangoFontDescription *font = pango_context_get_font_description (context);
45 pango_font_description_set_absolute_size (font, self->base_height * (PANGO_SCALE * 8 / 10));
46}
47
48static void
49layout_get_pixel_size (CFClient__Layout self, int *w, int *h)
50{
51 layout_update (self);
52
53 pango_layout_get_pixel_size (self->pl, w, h);
54
55 *w = (*w + 3) & ~3;
56 if (!*w) *w = 1;
57 if (!*h) *h = 1;
58}
59
16MODULE = Crossfire::Client PACKAGE = Crossfire::Client 60MODULE = CFClient PACKAGE = CFClient
61
62PROTOTYPES: ENABLE
17 63
18BOOT: 64BOOT:
19{ 65{
20 fontmap = pango_ft2_font_map_new (); 66 fontmap = pango_ft2_font_map_new ();
67 pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0);
21 context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap); 68 context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);
22} 69}
70
71void
72lowdelay (int fd, int val = 1)
73 CODE:
74 setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));
23 75
24char * 76char *
25gl_version () 77gl_version ()
26 CODE: 78 CODE:
27 RETVAL = (char *)glGetString (GL_VERSION); 79 RETVAL = (char *)glGetString (GL_VERSION);
34 RETVAL = (char *)glGetString (GL_EXTENSIONS); 86 RETVAL = (char *)glGetString (GL_EXTENSIONS);
35 OUTPUT: 87 OUTPUT:
36 RETVAL 88 RETVAL
37 89
38void 90void
91add_font (char *file)
92 CODE:
93 FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
94
95void
39set_font (char *file) 96set_font (char *file)
40 CODE: 97 CODE:
41{ 98{
42 int count; 99 int count;
43 FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count); 100 FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
44 FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
45 PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern); 101 PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0);
46 FcPatternDestroy (pattern); 102 FcPatternDestroy (pattern);
47 pango_context_set_font_description (context, font); 103 pango_context_set_font_description (context, font);
48} 104}
49 105
50void 106MODULE = CFClient PACKAGE = CFClient::Layout
51font_render (SV *text_, int height = 10) 107
108CFClient::Layout
109new (SV *class, int base_height = 10)
52 PPCODE: 110 CODE:
111 New (0, RETVAL, 1, struct cf_layout);
112 RETVAL->base_height = base_height;
113 RETVAL->pl = pango_layout_new (context);
114 pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR);
115 OUTPUT:
116 RETVAL
117
118void
119DESTROY (CFClient::Layout self)
120 CODE:
121 g_object_unref (self->pl);
122 Safefree (self);
123
124void
125set_markup (CFClient::Layout self, SV *text_)
126 CODE:
53{ 127{
54 STRLEN textlen; 128 STRLEN textlen;
55 char *text = SvPVutf8 (text_, textlen); 129 char *text = SvPVutf8 (text_, textlen);
130
131 pango_layout_set_markup (self->pl, text, textlen);
132}
133
134void
135set_height (CFClient::Layout self, int base_height)
136 CODE:
137 self->base_height = base_height;
138
139void
140set_width (CFClient::Layout self, int max_width = -1)
141 CODE:
142 pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE);
143
144void
145size (CFClient::Layout self)
146 PPCODE:
147{
148 int w, h;
149
150 layout_update (self);
151 layout_get_pixel_size (self, &w, &h);
152
153 EXTEND (SP, 2);
154 PUSHs (sv_2mortal (newSViv (w)));
155 PUSHs (sv_2mortal (newSViv (h)));
156}
157
158int
159xy_to_index (CFClient::Layout self, int x, int y)
160 CODE:
161{
162 int index, trailing;
163
164 layout_update (self);
165 pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing);
166
167 RETVAL = index;
168}
169 OUTPUT:
170 RETVAL
171
172void
173cursor_pos (CFClient::Layout self, int index)
174 PPCODE:
175{
176 PangoRectangle strong_pos;
177 layout_update (self);
178 pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0);
179 EXTEND (SP, 3);
180 PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE)));
181 PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE)));
182 PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE)));
183}
184
185void
186render (CFClient::Layout self)
187 PPCODE:
188{
56 SV *retval; 189 SV *retval;
57 int w, h; 190 int w, h;
58 FT_Bitmap bitmap; 191 FT_Bitmap bitmap;
59 PangoLayout *layout;
60 PangoFontDescription *font = pango_context_get_font_description (context);
61 pango_font_description_set_absolute_size (font, height * PANGO_SCALE);
62 192
63 layout = pango_layout_new (context); 193 layout_update (self);
64 pango_layout_set_markup (layout, text, textlen);
65 pango_layout_get_pixel_size (layout, &w, &h); 194 layout_get_pixel_size (self, &w, &h);
66
67 w = (w + 3) & ~3;
68 if (!w) w = 1;
69 if (!h) h = 1;
70 195
71 retval = newSV (w * h); 196 retval = newSV (w * h);
72 SvPOK_only (retval); 197 SvPOK_only (retval);
73 SvCUR_set (retval, w * h); 198 SvCUR_set (retval, w * h);
74 199
79 bitmap.num_grays = 256; 204 bitmap.num_grays = 256;
80 bitmap.pixel_mode = FT_PIXEL_MODE_GRAY; 205 bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
81 206
82 memset (bitmap.buffer, 0, w * h); 207 memset (bitmap.buffer, 0, w * h);
83 208
84 pango_ft2_render_layout (&bitmap, layout, 0 * PANGO_SCALE, 0 * PANGO_SCALE); 209 pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
85 g_object_unref (layout);
86 210
87 EXTEND (SP, 3); 211 EXTEND (SP, 3);
88 PUSHs (sv_2mortal (newSViv (w))); 212 PUSHs (sv_2mortal (newSViv (w)));
89 PUSHs (sv_2mortal (newSViv (h))); 213 PUSHs (sv_2mortal (newSViv (h)));
90 PUSHs (sv_2mortal (retval)); 214 PUSHs (sv_2mortal (retval));
91} 215}
216
217MODULE = CFClient PACKAGE = CFClient::Texture
218
219void
220draw_quad (SV *self, double x, double y, double w = 0, double h = 0)
221 PROTOTYPE: $$$;$$
222 CODE:
223{
224 HV *hv = (HV *)SvRV (self);
225 double s = SvNV (*hv_fetch (hv, "s", 1, 1));
226 double t = SvNV (*hv_fetch (hv, "t", 1, 1));
227 int name = SvIV (*hv_fetch (hv, "name", 4, 1));
228
229 if (items < 5)
230 {
231 w = SvNV (*hv_fetch (hv, "w", 1, 1));
232 h = SvNV (*hv_fetch (hv, "h", 1, 1));
233 }
234
235 glBindTexture (GL_TEXTURE_2D, name);
236 glBegin (GL_QUADS);
237 glTexCoord2d (0, 0); glVertex2d (x , y );
238 glTexCoord2d (0, t); glVertex2d (x , y + h);
239 glTexCoord2d (s, t); glVertex2d (x + w, y + h);
240 glTexCoord2d (s, 0); glVertex2d (x + w, y );
241 glEnd ();
242}

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