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Added GL only GetPalette. Changed gl->qgl. 

git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@758 fc73d0e0-1445-4013-8a0c-d673dee63da5
This commit is contained in:
Spoike 2005-01-07 03:04:42 +00:00
parent 8b543d0d66
commit 90d183cb14
1 changed files with 65 additions and 33 deletions
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98
engine/gl/gl_rmisc.c
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@ -30,6 +30,38 @@ cvar_t r_waterlayers = {"r_waterlayers","3"};
extern void R_InitBubble();
#ifndef SWQUAKE
//SW rendering has a faster method, which takes more memory and stuff.
//We need this for minor things though, so we'll just use the slow accurate method.
//this is unlikly to be called very often.
qbyte GetPalette(int red, int green, int blue)
{
//slow, horrible method.
{
int i, best=15;
int bestdif=256*256*256, curdif;
extern qbyte *host_basepal;
qbyte *pa;
#define _abs(x) ((x)*(x))
pa = host_basepal;
for (i = 0; i < 256; i++, pa+=3)
{
curdif = _abs(red - pa[0]) + _abs(green - pa[1]) + _abs(blue - pa[2]);
if (curdif < bestdif)
{
if (curdif<1)
return i;
bestdif = curdif;
best = i;
}
}
return best;
}
}
#endif
/*
==================
R_InitTextures
@ -114,12 +146,12 @@ void R_InitParticleTexture (void)
data[y*8+x][3] = dottexture[x][y]*255;
}
}
glTexImage2D (GL_TEXTURE_2D, 0, gl_alpha_format, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, data);
qglTexImage2D (GL_TEXTURE_2D, 0, gl_alpha_format, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, data);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
qglTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
@ -137,12 +169,12 @@ void R_InitParticleTexture (void)
data[y*16+x][3] = exptexture[x][y]*255/9.0;
}
}
glTexImage2D (GL_TEXTURE_2D, 0, gl_alpha_format, 16, 16, 0, GL_RGBA, GL_UNSIGNED_BYTE, data);
qglTexImage2D (GL_TEXTURE_2D, 0, gl_alpha_format, 16, 16, 0, GL_RGBA, GL_UNSIGNED_BYTE, data);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
qglTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
}
/*
@ -156,8 +188,8 @@ void R_Envmap_f (void)
{
qbyte buffer[256*256*4];
glDrawBuffer (GL_FRONT);
glReadBuffer (GL_FRONT);
qglDrawBuffer (GL_FRONT);
qglReadBuffer (GL_FRONT);
envmap = true;
r_refdef.vrect.x = 0;
@ -170,44 +202,44 @@ void R_Envmap_f (void)
r_refdef.viewangles[2] = 0;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
qglReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
COM_WriteFile ("env0.rgb", buffer, sizeof(buffer));
r_refdef.viewangles[1] = 90;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
qglReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
COM_WriteFile ("env1.rgb", buffer, sizeof(buffer));
r_refdef.viewangles[1] = 180;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
qglReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
COM_WriteFile ("env2.rgb", buffer, sizeof(buffer));
r_refdef.viewangles[1] = 270;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
qglReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
COM_WriteFile ("env3.rgb", buffer, sizeof(buffer));
r_refdef.viewangles[0] = -90;
r_refdef.viewangles[1] = 0;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
qglReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
COM_WriteFile ("env4.rgb", buffer, sizeof(buffer));
r_refdef.viewangles[0] = 90;
r_refdef.viewangles[1] = 0;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
qglReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
COM_WriteFile ("env5.rgb", buffer, sizeof(buffer));
envmap = false;
glDrawBuffer (GL_BACK);
glReadBuffer (GL_BACK);
qglDrawBuffer (GL_BACK);
qglReadBuffer (GL_BACK);
GL_EndRendering ();
GL_DoSwap();
}
@ -256,7 +288,7 @@ qboolean GenerateNormalisationCubeMap()
bytePtr+=3;
}
}
glTexImage2D( GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
qglTexImage2D( GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
//negative x
@ -279,7 +311,7 @@ qboolean GenerateNormalisationCubeMap()
bytePtr+=3;
}
}
glTexImage2D( GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
qglTexImage2D( GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
//positive y
@ -302,7 +334,7 @@ qboolean GenerateNormalisationCubeMap()
bytePtr+=3;
}
}
glTexImage2D( GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
qglTexImage2D( GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
//negative y
@ -325,7 +357,7 @@ qboolean GenerateNormalisationCubeMap()
bytePtr+=3;
}
}
glTexImage2D( GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
qglTexImage2D( GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
//positive z
@ -348,7 +380,7 @@ qboolean GenerateNormalisationCubeMap()
bytePtr+=3;
}
}
glTexImage2D( GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
qglTexImage2D( GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
//negative z
@ -371,7 +403,7 @@ qboolean GenerateNormalisationCubeMap()
bytePtr+=3;
}
}
glTexImage2D( GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
qglTexImage2D( GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
return true;
@ -405,11 +437,11 @@ void GLR_ReInit (void)
normalisationCubeMap = texture_extension_number++;
GL_BindType(GL_TEXTURE_CUBE_MAP_ARB, normalisationCubeMap);
GenerateNormalisationCubeMap();
glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
qglTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
qglTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
qglTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
qglTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
qglTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
}
else
normalisationCubeMap = 0;
@ -1000,8 +1032,8 @@ void GLR_TimeRefresh_f (void)
int i;
float start, stop, time;
glDrawBuffer (GL_FRONT);
glFinish ();
qglDrawBuffer (GL_FRONT);
qglFinish ();
start = Sys_DoubleTime ();
for (i=0 ; i<128 ; i++)
@ -1010,12 +1042,12 @@ void GLR_TimeRefresh_f (void)
R_RenderView ();
}
glFinish ();
qglFinish ();
stop = Sys_DoubleTime ();
time = stop-start;
Con_Printf ("%f seconds (%f fps)\n", time, 128/time);
glDrawBuffer (GL_BACK);
qglDrawBuffer (GL_BACK);
GL_EndRendering ();
GL_DoSwap();
}