thirdparty/scummvm
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moved tinygl

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This commit is contained in:
Pawel Kolodziejski 2009-05-08 07:17:43 +00:00
parent 2977f03185
commit f85c21fa4c
32 changed files with 0 additions and 0 deletions
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71
graphics/tinygl/get.cpp Normal file
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#include "engine/tinygl/zgl.h"
void tglGetIntegerv(int pname,int *params) {
GLContext *c=gl_get_context();
switch (pname) {
case TGL_VIEWPORT:
params[0] = c->viewport.xmin;
params[1] = c->viewport.ymin;
params[2] = c->viewport.xsize;
params[3] = c->viewport.ysize;
break;
case TGL_MAX_MODELVIEW_STACK_DEPTH:
*params = MAX_MODELVIEW_STACK_DEPTH;
break;
case TGL_MAX_PROJECTION_STACK_DEPTH:
*params = MAX_PROJECTION_STACK_DEPTH;
break;
case TGL_MAX_LIGHTS:
*params = T_MAX_LIGHTS;
break;
case TGL_MAX_TEXTURE_SIZE:
*params = 256; // not completely true, but...
break;
case TGL_MAX_TEXTURE_STACK_DEPTH:
*params = MAX_TEXTURE_STACK_DEPTH;
break;
default:
error("glGet: option not implemented");
break;
}
}
void tglGetFloatv(int pname, float *v) {
int i;
int mnr = 0; // just a trick to return the correct matrix
GLContext *c = gl_get_context();
switch (pname) {
case TGL_TEXTURE_MATRIX:
mnr++;
case TGL_PROJECTION_MATRIX:
mnr++;
case TGL_MODELVIEW_MATRIX:
{
float *p = &c->matrix_stack_ptr[mnr]->m[0][0];;
for (i = 0; i < 4; i++) {
*v++ = p[0];
*v++ = p[4];
*v++ = p[8];
*v++ = p[12];
p++;
}
}
break;
case TGL_LINE_WIDTH:
*v = 1.0f;
break;
case TGL_LINE_WIDTH_RANGE:
v[0] = v[1] = 1.0f;
break;
case TGL_POINT_SIZE:
*v = 1.0f;
break;
case TGL_POINT_SIZE_RANGE:
v[0] = v[1] = 1.0f;
default:
fprintf(stderr, "warning: unknown pname in glGetFloatv()\n");
break;
}
}