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authorXiang, Haihao <[email protected]>2009-07-13 10:48:43 +0800
committerXiang, Haihao <[email protected]>2009-07-13 11:01:13 +0800
commit2995bf0d68f1b28ba68b81e9dc79e3ab52bc2795 (patch)
tree61effe693f29512148ce333209f7e1ee01e5f729 /src/mesa/drivers/dri/intel/intel_tex_layout.c
parentf030e2ba17a3b859d30017cfd990552d3af4bad3 (diff)
i965: add support for new chipsets
1. new PCI ids 2. fix some 3D commands on new chipset 3. fix send instruction on new chipset 4. new VUE vertex header 5. ff_sync message (added by Zou Nan Hai <[email protected]>) 6. the offset in JMPI is in unit of 64bits on new chipset 7. new cube map layout
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_tex_layout.c')
-rw-r--r--src/mesa/drivers/dri/intel/intel_tex_layout.c27
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 2c1b722b7f5..7d69ea4484a 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);
}