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authorMichel Dänzer <michel@tungstengraphics.com>2006-12-14 12:32:41 +0100
committerMichel Dänzer <michel@tungstengraphics.com>2006-12-14 12:39:38 +0100
commit3416ef303af633668cece0b199b4a8b2388c1e2f (patch)
tree29189e6537f3a06174d9313720d4f03e56b4cca4 /src/mesa
parentcc1afed6718882d13ab66ba0bbeaab6334e0629c (diff)
Share code to lay out >= 945 style 2D mipmaps between i915tex and i965 drivers.
Use the i965 version as it has some fixes over the i915tex version.
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/dri/i915tex/Makefile5
-rw-r--r--src/mesa/drivers/dri/i915tex/i915_tex_layout.c54
l---------src/mesa/drivers/dri/i915tex/intel_tex_layout.c1
-rw-r--r--src/mesa/drivers/dri/i965/Makefile5
-rw-r--r--src/mesa/drivers/dri/i965/brw_tex_layout.c55
l---------src/mesa/drivers/dri/i965/intel_tex_layout.c1
-rw-r--r--src/mesa/drivers/dri/intel/intel_tex_layout.c82
-rw-r--r--src/mesa/drivers/dri/intel/intel_tex_layout.h41
8 files changed, 139 insertions, 105 deletions
diff --git a/src/mesa/drivers/dri/i915tex/Makefile b/src/mesa/drivers/dri/i915tex/Makefile
index 94879d209f..3b3f3f5a3f 100644
--- a/src/mesa/drivers/dri/i915tex/Makefile
+++ b/src/mesa/drivers/dri/i915tex/Makefile
@@ -20,6 +20,7 @@ DRIVER_SOURCES = \
intel_batchbuffer.c \
intel_mipmap_tree.c \
i915_tex_layout.c \
+ intel_tex_layout.c \
intel_tex_image.c \
intel_tex_subimage.c \
intel_tex_copy.c \
@@ -59,8 +60,10 @@ C_SOURCES = \
ASM_SOURCES =
-
+DRIVER_DEFINES = -I../intel
include ../Makefile.template
+intel_tex_layout.o: ../intel/intel_tex_layout.c
+
symlinks:
diff --git a/src/mesa/drivers/dri/i915tex/i915_tex_layout.c b/src/mesa/drivers/dri/i915tex/i915_tex_layout.c
index e9360ecea8..fc98611d31 100644
--- a/src/mesa/drivers/dri/i915tex/i915_tex_layout.c
+++ b/src/mesa/drivers/dri/i915tex/i915_tex_layout.c
@@ -30,6 +30,7 @@
*/
#include "intel_mipmap_tree.h"
+#include "intel_tex_layout.h"
#include "macros.h"
#include "intel_context.h"
@@ -52,12 +53,6 @@ static GLint step_offsets[6][2] = { {0, 2},
{-1, 1}
};
-static GLuint
-minify(GLuint d)
-{
- return MAX2(1, d >> 1);
-}
-
GLboolean
i915_miptree_layout(struct intel_mipmap_tree * mt)
{
@@ -322,52 +317,9 @@ i945_miptree_layout(struct intel_mipmap_tree * mt)
case GL_TEXTURE_1D:
case GL_TEXTURE_2D:
- case GL_TEXTURE_RECTANGLE_ARB:{
- GLuint x = 0;
- GLuint y = 0;
- GLuint width = mt->width0;
- GLuint height = mt->height0;
- GLint align_h = 2;
-
- mt->pitch = ((mt->width0 * mt->cpp + 3) & ~3) / mt->cpp;
- mt->total_height = 0;
-
- for (level = mt->first_level; level <= mt->last_level; level++) {
- GLuint img_height;
-
- intel_miptree_set_level_info(mt, level, 1,
- x, y,
- width,
- mt->compressed ? height/4 : height, 1);
-
-
- if (mt->compressed)
- img_height = MAX2(1, height / 4);
- else
- img_height = MAX2(align_h, height);
-
- /* LPT change: step right after second mipmap.
- */
- if (level == mt->first_level + 1) {
- x += mt->pitch / 2;
- x = (x + 3) & ~3;
- }
- else {
- y += img_height;
- y += align_h - 1;
- y &= ~(align_h - 1);
- }
-
- /* Because the images are packed better, the final offset
- * might not be the maximal one:
- */
- mt->total_height = MAX2(mt->total_height, y);
-
- width = minify(width);
- height = minify(height);
- }
+ case GL_TEXTURE_RECTANGLE_ARB:
+ i945_miptree_layout_2d(mt);
break;
- }
default:
_mesa_problem(NULL, "Unexpected tex target in i945_miptree_layout()");
}
diff --git a/src/mesa/drivers/dri/i915tex/intel_tex_layout.c b/src/mesa/drivers/dri/i915tex/intel_tex_layout.c
new file mode 120000
index 0000000000..fe61b44194
--- /dev/null
+++ b/src/mesa/drivers/dri/i915tex/intel_tex_layout.c
@@ -0,0 +1 @@
+../intel/intel_tex_layout.c \ No newline at end of file
diff --git a/src/mesa/drivers/dri/i965/Makefile b/src/mesa/drivers/dri/i965/Makefile
index 213eac895c..f0a6fa5740 100644
--- a/src/mesa/drivers/dri/i965/Makefile
+++ b/src/mesa/drivers/dri/i965/Makefile
@@ -20,6 +20,7 @@ DRIVER_SOURCES = \
intel_pixel_bitmap.c \
intel_state.c \
intel_tex.c \
+ intel_tex_layout.c \
intel_tex_validate.c \
brw_aub.c \
brw_aub_playback.c \
@@ -92,8 +93,10 @@ C_SOURCES = \
ASM_SOURCES =
-
+DRIVER_DEFINES = -I../intel
include ../Makefile.template
+intel_tex_layout.o: ../intel/intel_tex_layout.c
+
symlinks:
diff --git a/src/mesa/drivers/dri/i965/brw_tex_layout.c b/src/mesa/drivers/dri/i965/brw_tex_layout.c
index 1353325aff..af1ad0f1ef 100644
--- a/src/mesa/drivers/dri/i965/brw_tex_layout.c
+++ b/src/mesa/drivers/dri/i965/brw_tex_layout.c
@@ -34,21 +34,15 @@
*/
#include "intel_mipmap_tree.h"
+#include "intel_tex_layout.h"
#include "macros.h"
-static GLuint minify( GLuint d )
-{
- return MAX2(1, d>>1);
-}
-
GLboolean brw_miptree_layout( struct intel_mipmap_tree *mt )
{
/* XXX: these vary depending on image format:
*/
/* GLint align_w = 4; */
- GLint align_h = 2;
-
switch (mt->target) {
case GL_TEXTURE_CUBE_MAP:
@@ -107,53 +101,10 @@ GLboolean brw_miptree_layout( struct intel_mipmap_tree *mt )
break;
}
- default: {
- GLuint level;
- GLuint x = 0;
- GLuint y = 0;
- GLuint width = mt->width0;
- GLuint height = mt->height0;
-
- mt->pitch = ((mt->width0 * mt->cpp + 3) & ~3) / mt->cpp;
- mt->total_height = 0;
-
- for ( level = mt->first_level ; level <= mt->last_level ; level++ ) {
- GLuint img_height;
-
- intel_miptree_set_level_info(mt, level, 1,
- x, y,
- width,
- mt->compressed ? height/4 : height, 1);
-
- if (mt->compressed)
- img_height = MAX2(1, height/4);
- else
- img_height = MAX2(align_h, height);
-
-
- /* Because the images are packed better, the final offset
- * might not be the maximal one:
- */
- mt->total_height = MAX2(mt->total_height, y + img_height);
-
- /* Layout_below: step right after second mipmap.
- */
- if (level == mt->first_level + 1) {
- x += mt->pitch / 2;
- x = (x + 3) & ~ 3;
- }
- else {
- y += img_height;
- y += align_h - 1;
- y &= ~(align_h - 1);
- }
-
- width = minify(width);
- height = minify(height);
- }
+ default:
+ i945_miptree_layout_2d(mt);
break;
}
- }
DBG("%s: %dx%dx%d - sz 0x%x\n", __FUNCTION__,
mt->pitch,
mt->total_height,
diff --git a/src/mesa/drivers/dri/i965/intel_tex_layout.c b/src/mesa/drivers/dri/i965/intel_tex_layout.c
new file mode 120000
index 0000000000..fe61b44194
--- /dev/null
+++ b/src/mesa/drivers/dri/i965/intel_tex_layout.c
@@ -0,0 +1 @@
+../intel/intel_tex_layout.c \ No newline at end of file
diff --git a/src/mesa/drivers/dri/intel/intel_tex_layout.c b/src/mesa/drivers/dri/intel/intel_tex_layout.c
new file mode 100644
index 0000000000..6b9e1de2ed
--- /dev/null
+++ b/src/mesa/drivers/dri/intel/intel_tex_layout.c
@@ -0,0 +1,82 @@
+/**************************************************************************
+ *
+ * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+ /*
+ * Authors:
+ * Keith Whitwell <keith@tungstengraphics.com>
+ * Michel Dänzer <keith@tungstengraphics.com>
+ */
+
+#include "intel_mipmap_tree.h"
+#include "intel_tex_layout.h"
+#include "macros.h"
+
+
+void i945_miptree_layout_2d( struct intel_mipmap_tree *mt )
+{
+ GLint align_h = 2;
+ GLuint level;
+ GLuint x = 0;
+ GLuint y = 0;
+ GLuint width = mt->width0;
+ GLuint height = mt->height0;
+
+ mt->pitch = ((mt->width0 * mt->cpp + 3) & ~3) / mt->cpp;
+ mt->total_height = 0;
+
+ for ( level = mt->first_level ; level <= mt->last_level ; level++ ) {
+ GLuint img_height;
+
+ intel_miptree_set_level_info(mt, level, 1, x, y, width,
+ mt->compressed ? height/4 : height, 1);
+
+ if (mt->compressed)
+ img_height = MAX2(1, height/4);
+ else
+ img_height = MAX2(align_h, height);
+
+
+ /* Because the images are packed better, the final offset
+ * might not be the maximal one:
+ */
+ mt->total_height = MAX2(mt->total_height, y + img_height);
+
+ /* Layout_below: step right after second mipmap.
+ */
+ if (level == mt->first_level + 1) {
+ x += mt->pitch / 2;
+ x = (x + 3) & ~ 3;
+ }
+ else {
+ y += img_height;
+ y += align_h - 1;
+ y &= ~(align_h - 1);
+ }
+
+ width = minify(width);
+ height = minify(height);
+ }
+}
diff --git a/src/mesa/drivers/dri/intel/intel_tex_layout.h b/src/mesa/drivers/dri/intel/intel_tex_layout.h
new file mode 100644
index 0000000000..e685d474ec
--- /dev/null
+++ b/src/mesa/drivers/dri/intel/intel_tex_layout.h
@@ -0,0 +1,41 @@
+/**************************************************************************
+ *
+ * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+ /*
+ * Authors:
+ * Keith Whitwell <keith@tungstengraphics.com>
+ * Michel Dänzer <keith@tungstengraphics.com>
+ */
+
+#include "macros.h"
+
+
+static GLuint minify( GLuint d )
+{
+ return MAX2(1, d>>1);
+}
+
+extern void i945_miptree_layout_2d( struct intel_mipmap_tree *mt );