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nv2a: Fix compressed 3D textures

This commit is contained in:
Wilhelm Kovatch 2020-10-27 05:11:51 +01:00 committed by mborgerson
parent 518c9f38cd
commit b9df397493
1 changed files with 8 additions and 6 deletions
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14
hw/xbox/nv2a/pgraph.c
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@ -5352,22 +5352,24 @@ static void upload_gl_texture(GLenum gl_target,
for (level = 0; level < s.levels; level++) {
if (f.gl_format == 0) { /* compressed */
width = MAX(width, 4); height = MAX(height, 4);
width = MAX(width, 4);
height = MAX(height, 4);
depth = MAX(depth, 1);
unsigned int block_size;
unsigned int depth_block_size = MIN(depth, 4);
if (f.gl_internal_format == GL_COMPRESSED_RGBA_S3TC_DXT1_EXT) {
block_size = 8 * depth_block_size;
block_size = 8;
} else {
block_size = 16 * depth_block_size;
block_size = 16;
}
size_t texture_size = width/4 * height/4 * depth * block_size;
glCompressedTexImage3D(gl_target, level, f.gl_internal_format,
width, height, depth, 0,
width/4 * height/4 * depth/depth_block_size * block_size,
texture_size,
texture_data);
texture_data += width/4 * height/4 * depth/4 * block_size;
texture_data += texture_size;
} else {
unsigned int row_pitch = width * f.bytes_per_pixel;