diff options
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_tex_layout.c')
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_tex_layout.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_tex_layout.c b/src/mesa/drivers/dri/intel/intel_tex_layout.c index 2c1b722b7f..7d69ea4484 100644 --- a/src/mesa/drivers/dri/intel/intel_tex_layout.c +++ b/src/mesa/drivers/dri/intel/intel_tex_layout.c @@ -35,28 +35,39 @@ #include "intel_context.h" #include "main/macros.h" -GLuint intel_compressed_alignment(GLenum internalFormat) +void intel_get_texture_alignment_unit(GLenum internalFormat, GLuint *w, GLuint *h) { - GLuint alignment = 4; - switch (internalFormat) { case GL_COMPRESSED_RGB_FXT1_3DFX: case GL_COMPRESSED_RGBA_FXT1_3DFX: - alignment = 8; + *w = 8; + *h = 4; + break; + + case GL_RGB_S3TC: + case GL_RGB4_S3TC: + case GL_COMPRESSED_RGB_S3TC_DXT1_EXT: + case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT: + case GL_RGBA_S3TC: + case GL_RGBA4_S3TC: + case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT: + case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT: + *w = 4; + *h = 4; break; default: + *w = 4; + *h = 2; break; } - - return alignment; } void i945_miptree_layout_2d( struct intel_context *intel, struct intel_mipmap_tree *mt, uint32_t tiling ) { - GLint align_h = 2, align_w = 4; + GLuint align_h = 2, align_w = 4; GLuint level; GLuint x = 0; GLuint y = 0; @@ -64,9 +75,9 @@ void i945_miptree_layout_2d( struct intel_context *intel, GLuint height = mt->height0; mt->pitch = mt->width0; + intel_get_texture_alignment_unit(mt->internal_format, &align_w, &align_h); if (mt->compressed) { - align_w = intel_compressed_alignment(mt->internal_format); mt->pitch = ALIGN(mt->width0, align_w); } |