Subversion Repositories Kolibri OS

Rev

Go to most recent revision | Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
5098 clevermous 1 
#include "zgl.h"
2 
 
3 
void glGetIntegerv(int pname,int *params)
4 
{
5 
  GLContext *c=gl_get_context();
6 
 
7 
  switch(pname) {
8 
  case GL_VIEWPORT:
9 
    params[0]=c->viewport.xmin;
10 
    params[1]=c->viewport.ymin;
11 
    params[2]=c->viewport.xsize;
12 
    params[3]=c->viewport.ysize;
13 
    break;
14 
  case GL_MAX_MODELVIEW_STACK_DEPTH:
15 
    *params = MAX_MODELVIEW_STACK_DEPTH;
16 
    break;
17 
  case GL_MAX_PROJECTION_STACK_DEPTH:
18 
    *params = MAX_PROJECTION_STACK_DEPTH;
19 
    break;
20 
  case GL_MAX_LIGHTS:
21 
    *params = MAX_LIGHTS;
22 
    break;
23 
  case GL_MAX_TEXTURE_SIZE:
24 
    *params = 256; /* not completely true, but... */
25 
    break;
26 
  case GL_MAX_TEXTURE_STACK_DEPTH:
27 
    *params = MAX_TEXTURE_STACK_DEPTH;
28 
    break;
29 
  default:
30 
    gl_fatal_error("glGet: option not implemented");
31 
    break;
32 
  }
33 
}
34 
 
35 
void glGetFloatv(int pname, float *v)
36 
{
37 
  int i;
38 
  int mnr = 0; /* just a trick to return the correct matrix */
39 
  GLContext *c = gl_get_context();
40 
  switch (pname) {
41 
  case GL_TEXTURE_MATRIX:
42 
    mnr++;
43 
  case GL_PROJECTION_MATRIX:
44 
    mnr++;
45 
  case GL_MODELVIEW_MATRIX:
46 
    {
47 
      float *p = &c->matrix_stack_ptr[mnr]->m[0][0];;
48 
      for (i = 0; i < 4; i++) {
49 
        *v++ = p[0];
50 
        *v++ = p[4];
51 
        *v++ = p[8];
52 
        *v++ = p[12];
53 
        p++;
54 
      }
55 
    }
56 
    break;
57 
  case GL_LINE_WIDTH:
58 
    *v = 1.0f;
59 
    break;
60 
  case GL_LINE_WIDTH_RANGE:
61 
    v[0] = v[1] = 1.0f;
62 
    break;
63 
  case GL_POINT_SIZE:
64 
    *v = 1.0f;
65 
    break;
66 
  case GL_POINT_SIZE_RANGE:
67 
    v[0] = v[1] = 1.0f;
68 
  default:
69 
    fprintf(stderr,"warning: unknown pname in glGetFloatv()\n");
70 
    break;
71 
  }
72 
}