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Sky & warning fixes.

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This commit is contained in:
James Brown 2000-06-11 04:44:19 +00:00
parent dd81394eb0
commit 1d1529cb4b
5 changed files with 64 additions and 27 deletions
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67
source/gl_warp.c
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@ -1070,32 +1070,67 @@ R_InitSky_32
A sky texture is 256*128, with the right side being a masked overlay
==============
*/
void R_InitSky_32 (byte *src)
void R_InitSky_32 (byte *src, int bytesperpixel)
{
int i, j;
int i, j, p;
unsigned trans[128*128];
unsigned transpix;
int r, g, b;
unsigned *rgba;
extern int skytexturenum;
for (i = 0;i < 128;i++)
for (j = 0;j < 128;j++)
trans[(i*128) + j] = src[i*256+j+128];
if (bytesperpixel == 4) {
for (i = 0;i < 128;i++)
for (j = 0;j < 128;j++)
trans[(i*128) + j] = src[i*256+j+128];
} else {
// make an average value for the back to avoid
// a fringe on the top level
r = g = b = 0;
for (i=0 ; i<128 ; i++)
for (j=0 ; j<128 ; j++) {
p = src[i*256 + j + 128];
rgba = &d_8to24table[p];
trans[(i*128) + j] = *rgba;
r += ((byte *)rgba)[0];
g += ((byte *)rgba)[1];
b += ((byte *)rgba)[2];
}
((byte *)&transpix)[0] = r/(128*128);
((byte *)&transpix)[1] = g/(128*128);
((byte *)&transpix)[2] = b/(128*128);
((byte *)&transpix)[3] = 0;
}
if (!solidskytexture)
solidskytexture = texture_extension_number++;
GL_Bind (solidskytexture );
glTexImage2D (GL_TEXTURE_2D, 0, gl_solid_format, 128, 128, 0, GL_RGBA, GL_UNSIGNED_BYTE, trans);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
GL_Bind (solidskytexture );
glTexImage2D (GL_TEXTURE_2D, 0, gl_solid_format, 128, 128, 0, GL_RGBA, GL_UNSIGNED_BYTE, trans);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
for (i = 0;i < 128;i++)
for (j = 0;j < 128;j++)
trans[(i*128) + j] = src[i*256+j];
if (bytesperpixel == 4) {
for (i = 0;i < 128;i++)
for (j = 0;j < 128;j++)
trans[(i*128) + j] = src[i*256+j];
} else {
for (i=0 ; i<128 ; i++)
for (j=0 ; j<128 ; j++) {
p = src[i*256 + j];
if (p == 0)
trans[(i*128) + j] = transpix;
else
trans[(i*128) + j] = d_8to24table[p];
}
}
if (!alphaskytexture)
alphaskytexture = texture_extension_number++;
GL_Bind(alphaskytexture);
glTexImage2D (GL_TEXTURE_2D, 0, gl_alpha_format, 128, 128, 0, GL_RGBA, GL_UNSIGNED_BYTE, trans);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
GL_Bind(alphaskytexture);
glTexImage2D (GL_TEXTURE_2D, 0, gl_alpha_format, 128, 128, 0, GL_RGBA, GL_UNSIGNED_BYTE, trans);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
}