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-rw-r--r--src/mesa/drivers/dri/i965/brw_tex_layout.c63
1 files changed, 31 insertions, 32 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_tex_layout.c b/src/mesa/drivers/dri/i965/brw_tex_layout.c
index 51a617fcb4..be8ce546a9 100644
--- a/src/mesa/drivers/dri/i965/brw_tex_layout.c
+++ b/src/mesa/drivers/dri/i965/brw_tex_layout.c
@@ -28,7 +28,6 @@
* Authors:
* Keith Whitwell <keith@tungstengraphics.com>
*/
-
/* Code to layout images in a mipmap tree for i965.
*/
@@ -40,14 +39,14 @@
#define FILE_DEBUG_FLAG DEBUG_MIPTREE
-GLboolean brw_miptree_layout( struct intel_context *intel, struct intel_mipmap_tree *mt )
+GLboolean brw_miptree_layout(struct intel_context *intel,
+ struct intel_mipmap_tree *mt)
{
- /* XXX: these vary depending on image format:
- */
-/* GLint align_w = 4; */
+ /* XXX: these vary depending on image format: */
+ /* GLint align_w = 4; */
switch (mt->target) {
- case GL_TEXTURE_CUBE_MAP:
+ case GL_TEXTURE_CUBE_MAP:
case GL_TEXTURE_3D: {
GLuint width = mt->width0;
GLuint height = mt->height0;
@@ -59,7 +58,7 @@ GLboolean brw_miptree_layout( struct intel_context *intel, struct intel_mipmap_t
GLuint align_w = 4;
mt->total_height = 0;
-
+
if (mt->compressed) {
align_w = intel_compressed_alignment(mt->internal_format);
mt->pitch = ALIGN(width, align_w);
@@ -72,12 +71,12 @@ GLboolean brw_miptree_layout( struct intel_context *intel, struct intel_mipmap_t
pack_x_pitch = mt->pitch;
pack_x_nr = 1;
- for ( level = mt->first_level ; level <= mt->last_level ; level++ ) {
+ for (level = mt->first_level ; level <= mt->last_level ; level++) {
GLuint nr_images = mt->target == GL_TEXTURE_3D ? depth : 6;
GLint x = 0;
GLint y = 0;
GLint q, j;
-
+
intel_miptree_set_level_info(mt, level, nr_images,
0, mt->total_height,
width, height, depth);
@@ -89,7 +88,7 @@ GLboolean brw_miptree_layout( struct intel_context *intel, struct intel_mipmap_t
}
x = 0;
- y += pack_y_pitch;
+ y += pack_y_pitch;
}
@@ -98,25 +97,25 @@ GLboolean brw_miptree_layout( struct intel_context *intel, struct intel_mipmap_t
height = minify(height);
depth = minify(depth);
- if (mt->compressed) {
- pack_y_pitch = (height + 3) / 4;
-
- if (pack_x_pitch > ALIGN(width, align_w)) {
- pack_x_pitch = ALIGN(width, align_w);
- pack_x_nr <<= 1;
- }
- } else {
- if (pack_x_pitch > 4) {
- pack_x_pitch >>= 1;
- pack_x_nr <<= 1;
- assert(pack_x_pitch * pack_x_nr <= mt->pitch);
- }
-
- if (pack_y_pitch > 2) {
- pack_y_pitch >>= 1;
- pack_y_pitch = ALIGN(pack_y_pitch, align_h);
- }
- }
+ if (mt->compressed) {
+ pack_y_pitch = (height + 3) / 4;
+
+ if (pack_x_pitch > ALIGN(width, align_w)) {
+ pack_x_pitch = ALIGN(width, align_w);
+ pack_x_nr <<= 1;
+ }
+ } else {
+ if (pack_x_pitch > 4) {
+ pack_x_pitch >>= 1;
+ pack_x_nr <<= 1;
+ assert(pack_x_pitch * pack_x_nr <= mt->pitch);
+ }
+
+ if (pack_y_pitch > 2) {
+ pack_y_pitch >>= 1;
+ pack_y_pitch = ALIGN(pack_y_pitch, align_h);
+ }
+ }
}
break;
@@ -126,12 +125,12 @@ GLboolean brw_miptree_layout( struct intel_context *intel, struct intel_mipmap_t
i945_miptree_layout_2d(intel, mt);
break;
}
- DBG("%s: %dx%dx%d - sz 0x%x\n", __FUNCTION__,
- mt->pitch,
+ DBG("%s: %dx%dx%d - sz 0x%x\n", __FUNCTION__,
+ mt->pitch,
mt->total_height,
mt->cpp,
mt->pitch * mt->total_height * mt->cpp );
-
+
return GL_TRUE;
}