Mesa (master): freedreno/a4xx: unify vertex/ texture formats into a single table
Rob Clark
robclark at kemper.freedesktop.org
Thu Dec 4 21:02:01 UTC 2014
Module: Mesa
Branch: master
Commit: 4265148ac62366033cfa6ae37e6a8f8c3e1fa864
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=4265148ac62366033cfa6ae37e6a8f8c3e1fa864
Author: Rob Clark <robclark at freedesktop.org>
Date: Wed Dec 3 18:47:39 2014 -0500
freedreno/a4xx: unify vertex/texture formats into a single table
Similar to the scheme that Ilia put in place for a3xx.
Signed-off-by: Rob Clark <robclark at freedesktop.org>
---
src/gallium/drivers/freedreno/a4xx/fd4_format.c | 479 +++++++++--------------
1 file changed, 180 insertions(+), 299 deletions(-)
diff --git a/src/gallium/drivers/freedreno/a4xx/fd4_format.c b/src/gallium/drivers/freedreno/a4xx/fd4_format.c
index 6b99a74..bbece83 100644
--- a/src/gallium/drivers/freedreno/a4xx/fd4_format.c
+++ b/src/gallium/drivers/freedreno/a4xx/fd4_format.c
@@ -31,300 +31,213 @@
#include "fd4_format.h"
-/* convert pipe format to vertex buffer format: */
-enum a4xx_vtx_fmt
-fd4_pipe2vtx(enum pipe_format format)
-{
- switch (format) {
- /* 8-bit buffers. */
- case PIPE_FORMAT_R8_UNORM:
- return VFMT4_8_UNORM;
-
- case PIPE_FORMAT_R8_SNORM:
- return VFMT4_8_SNORM;
-
- case PIPE_FORMAT_R8_UINT:
- case PIPE_FORMAT_R8_USCALED:
- return VFMT4_8_UINT;
-
- case PIPE_FORMAT_R8_SINT:
- case PIPE_FORMAT_R8_SSCALED:
- return VFMT4_8_SINT;
-
- /* 16-bit buffers. */
- case PIPE_FORMAT_R16_UNORM:
- case PIPE_FORMAT_Z16_UNORM:
- return VFMT4_16_UNORM;
-
- case PIPE_FORMAT_R16_SNORM:
- return VFMT4_16_SNORM;
-
- case PIPE_FORMAT_R16_UINT:
- case PIPE_FORMAT_R16_USCALED:
- return VFMT4_16_UINT;
-
- case PIPE_FORMAT_R16_SINT:
- case PIPE_FORMAT_R16_SSCALED:
- return VFMT4_16_SINT;
-
- case PIPE_FORMAT_R16_FLOAT:
- return VFMT4_16_FLOAT;
-
- case PIPE_FORMAT_R8G8_UNORM:
- return VFMT4_8_8_UNORM;
-
- case PIPE_FORMAT_R8G8_SNORM:
- return VFMT4_8_8_SNORM;
-
- case PIPE_FORMAT_R8G8_UINT:
- case PIPE_FORMAT_R8G8_USCALED:
- return VFMT4_8_8_UINT;
-
- case PIPE_FORMAT_R8G8_SINT:
- case PIPE_FORMAT_R8G8_SSCALED:
- return VFMT4_8_8_SINT;
-
- /* 24-bit buffers. */
- case PIPE_FORMAT_R8G8B8_UNORM:
- return VFMT4_8_8_8_UNORM;
-
- case PIPE_FORMAT_R8G8B8_SNORM:
- return VFMT4_8_8_8_SNORM;
-
- case PIPE_FORMAT_R8G8B8_UINT:
- case PIPE_FORMAT_R8G8B8_USCALED:
- return VFMT4_8_8_8_UINT;
-
- case PIPE_FORMAT_R8G8B8_SINT:
- case PIPE_FORMAT_R8G8B8_SSCALED:
- return VFMT4_8_8_8_SINT;
-
- /* 32-bit buffers. */
- case PIPE_FORMAT_A8B8G8R8_UNORM:
- case PIPE_FORMAT_A8R8G8B8_UNORM:
- case PIPE_FORMAT_B8G8R8A8_UNORM:
- case PIPE_FORMAT_R8G8B8A8_UNORM:
- return VFMT4_8_8_8_8_UNORM;
-
- case PIPE_FORMAT_R8G8B8A8_SNORM:
- return VFMT4_8_8_8_8_SNORM;
-
- case PIPE_FORMAT_R8G8B8A8_UINT:
- case PIPE_FORMAT_R8G8B8A8_USCALED:
- return VFMT4_8_8_8_8_UINT;
-
- case PIPE_FORMAT_R8G8B8A8_SINT:
- case PIPE_FORMAT_R8G8B8A8_SSCALED:
- return VFMT4_8_8_8_8_SINT;
-
- case PIPE_FORMAT_R16G16_SSCALED:
- case PIPE_FORMAT_R16G16_SINT:
- return VFMT4_16_16_SINT;
-
- case PIPE_FORMAT_R16G16_FLOAT:
- return VFMT4_16_16_FLOAT;
-
- case PIPE_FORMAT_R16G16_UINT:
- case PIPE_FORMAT_R16G16_USCALED:
- return VFMT4_16_16_UINT;
-
- case PIPE_FORMAT_R16G16_UNORM:
- return VFMT4_16_16_UNORM;
-
- case PIPE_FORMAT_R16G16_SNORM:
- return VFMT4_16_16_SNORM;
-
- case PIPE_FORMAT_R10G10B10A2_UNORM:
- return VFMT4_10_10_10_2_UNORM;
-
- case PIPE_FORMAT_R10G10B10A2_SNORM:
- return VFMT4_10_10_10_2_SNORM;
-
- case PIPE_FORMAT_R10G10B10A2_UINT:
- case PIPE_FORMAT_R10G10B10A2_USCALED:
- return VFMT4_10_10_10_2_UINT;
-
- case PIPE_FORMAT_R10G10B10A2_SSCALED:
- return VFMT4_10_10_10_2_SINT;
-
- /* 48-bit buffers. */
- case PIPE_FORMAT_R16G16B16_FLOAT:
- return VFMT4_16_16_16_FLOAT;
-
- case PIPE_FORMAT_R16G16B16_SINT:
- case PIPE_FORMAT_R16G16B16_SSCALED:
- return VFMT4_16_16_16_SINT;
-
- case PIPE_FORMAT_R16G16B16_UINT:
- case PIPE_FORMAT_R16G16B16_USCALED:
- return VFMT4_16_16_16_UINT;
-
- case PIPE_FORMAT_R16G16B16_SNORM:
- return VFMT4_16_16_16_SNORM;
-
- case PIPE_FORMAT_R16G16B16_UNORM:
- return VFMT4_16_16_16_UNORM;
-
- case PIPE_FORMAT_R32_FLOAT:
- case PIPE_FORMAT_Z32_FLOAT:
- return VFMT4_32_FLOAT;
-
- case PIPE_FORMAT_R32_FIXED:
- return VFMT4_32_FIXED;
-
- /* 64-bit buffers. */
- case PIPE_FORMAT_R16G16B16A16_UNORM:
- return VFMT4_16_16_16_16_UNORM;
-
- case PIPE_FORMAT_R16G16B16A16_SNORM:
- return VFMT4_16_16_16_16_SNORM;
-
- case PIPE_FORMAT_R16G16B16A16_UINT:
- case PIPE_FORMAT_R16G16B16A16_USCALED:
- return VFMT4_16_16_16_16_UINT;
-
- case PIPE_FORMAT_R16G16B16A16_SINT:
- case PIPE_FORMAT_R16G16B16A16_SSCALED:
- return VFMT4_16_16_16_16_SINT;
-
- case PIPE_FORMAT_R32G32_FLOAT:
- return VFMT4_32_32_FLOAT;
-
- case PIPE_FORMAT_R32G32_FIXED:
- return VFMT4_32_32_FIXED;
-
- case PIPE_FORMAT_R16G16B16A16_FLOAT:
- return VFMT4_16_16_16_16_FLOAT;
-
- /* 96-bit buffers. */
- case PIPE_FORMAT_R32G32B32_FLOAT:
- return VFMT4_32_32_32_FLOAT;
- case PIPE_FORMAT_R32G32B32_FIXED:
- return VFMT4_32_32_32_FIXED;
-
- /* 128-bit buffers. */
- case PIPE_FORMAT_R32G32B32A32_FLOAT:
- return VFMT4_32_32_32_32_FLOAT;
+/* Specifies the table of all the formats and their features. Also supplies
+ * the helpers that look up various data in those tables.
+ */
- case PIPE_FORMAT_R32G32B32A32_FIXED:
- return VFMT4_32_32_32_32_FIXED;
+struct fd4_format {
+ enum a4xx_vtx_fmt vtx;
+ enum a4xx_tex_fmt tex;
+ enum a4xx_color_fmt rb;
+ enum a3xx_color_swap swap;
+ boolean present;
+};
+
+#define RB4_NONE ~0
+
+/* vertex + texture */
+#define VT(pipe, fmt, rbfmt, swapfmt) \
+ [PIPE_FORMAT_ ## pipe] = { \
+ .present = 1, \
+ .vtx = VFMT4_ ## fmt, \
+ .tex = TFMT4_ ## fmt, \
+ .rb = RB4_ ## rbfmt, \
+ .swap = swapfmt \
+ }
-/* TODO probably need gles3 blob drivers to find the 32bit int formats:
- case PIPE_FORMAT_R32G32B32A32_SNORM:
- case PIPE_FORMAT_R32G32B32A32_UNORM:
- case PIPE_FORMAT_R32G32B32A32_SINT:
- case PIPE_FORMAT_R32G32B32A32_UINT:
+/* texture-only */
+#define _T(pipe, fmt, rbfmt, swapfmt) \
+ [PIPE_FORMAT_ ## pipe] = { \
+ .present = 1, \
+ .vtx = ~0, \
+ .tex = TFMT4_ ## fmt, \
+ .rb = RB4_ ## rbfmt, \
+ .swap = swapfmt \
+ }
- case PIPE_FORMAT_R32_UINT:
- case PIPE_FORMAT_R32_SINT:
- case PIPE_FORMAT_A32_UINT:
- case PIPE_FORMAT_A32_SINT:
- case PIPE_FORMAT_L32_UINT:
- case PIPE_FORMAT_L32_SINT:
- case PIPE_FORMAT_I32_UINT:
- case PIPE_FORMAT_I32_SINT:
+/* vertex-only */
+#define V_(pipe, fmt, rbfmt, swapfmt) \
+ [PIPE_FORMAT_ ## pipe] = { \
+ .present = 1, \
+ .vtx = VFMT4_ ## fmt, \
+ .tex = ~0, \
+ .rb = RB4_ ## rbfmt, \
+ .swap = swapfmt \
+ }
- case PIPE_FORMAT_R32G32_SINT:
- case PIPE_FORMAT_R32G32_UINT:
- case PIPE_FORMAT_L32A32_UINT:
- case PIPE_FORMAT_L32A32_SINT:
-*/
+static struct fd4_format formats[PIPE_FORMAT_COUNT] = {
+ /* 8-bit */
+ VT(R8_UNORM, 8_UNORM, NONE, WZYX),
+ V_(R8_SNORM, 8_SNORM, NONE, WZYX),
+ V_(R8_UINT, 8_UINT, NONE, WZYX),
+ V_(R8_SINT, 8_SINT, NONE, WZYX),
+ V_(R8_USCALED, 8_UINT, NONE, WZYX),
+ V_(R8_SSCALED, 8_UINT, NONE, WZYX),
+
+ _T(A8_UNORM, 8_UNORM, A8_UNORM, WZYX),
+ _T(L8_UNORM, 8_UNORM, NONE, WZYX),
+ _T(I8_UNORM, 8_UNORM, NONE, WZYX),
+
+ /* 16-bit */
+ V_(R16_UNORM, 16_UNORM, NONE, WZYX),
+ V_(R16_SNORM, 16_SNORM, NONE, WZYX),
+ V_(R16_UINT, 16_UINT, NONE, WZYX),
+ V_(R16_SINT, 16_SINT, NONE, WZYX),
+ V_(R16_USCALED, 16_UINT, NONE, WZYX),
+ V_(R16_SSCALED, 16_UINT, NONE, WZYX),
+ VT(R16_FLOAT, 16_FLOAT, NONE, WZYX),
+
+ VT(R8G8_UNORM, 8_8_UNORM, NONE, WZYX),
+ V_(R8G8_SNORM, 8_8_SNORM, NONE, WZYX),
+ V_(R8G8_UINT, 8_8_UINT, NONE, WZYX),
+ V_(R8G8_SINT, 8_8_SINT, NONE, WZYX),
+ V_(R8G8_USCALED, 8_8_UINT, NONE, WZYX),
+ V_(R8G8_SSCALED, 8_8_SINT, NONE, WZYX),
+
+ /*_T(B5G6R5_UNORM, 5_6_5_UNORM, R5G6B5_UNORM, WXYZ),*/
+ _T(B5G5R5A1_UNORM, 5_5_5_1_UNORM, NONE, WXYZ),
+ _T(B5G5R5X1_UNORM, 5_5_5_1_UNORM, NONE, WXYZ),
+ _T(B4G4R4A4_UNORM, 4_4_4_4_UNORM, NONE, WXYZ),
+
+ /* 24-bit */
+ V_(R8G8B8_UNORM, 8_8_8_UNORM, NONE, WZYX),
+ V_(R8G8B8_SNORM, 8_8_8_SNORM, NONE, WZYX),
+ V_(R8G8B8_UINT, 8_8_8_UINT, NONE, WZYX),
+ V_(R8G8B8_SINT, 8_8_8_SINT, NONE, WZYX),
+ V_(R8G8B8_USCALED, 8_8_8_UINT, NONE, WZYX),
+ V_(R8G8B8_SSCALED, 8_8_8_SINT, NONE, WZYX),
+
+ /* 32-bit */
+ VT(R32_FLOAT, 32_FLOAT, NONE, WZYX),
+ V_(R32_FIXED, 32_FIXED, NONE, WZYX),
+
+ V_(R16G16_UNORM, 16_16_UNORM, NONE, WZYX),
+ V_(R16G16_SNORM, 16_16_SNORM, NONE, WZYX),
+ V_(R16G16_UINT, 16_16_UINT, NONE, WZYX),
+ V_(R16G16_SINT, 16_16_SINT, NONE, WZYX),
+ V_(R16G16_USCALED, 16_16_UINT, NONE, WZYX),
+ V_(R16G16_SSCALED, 16_16_SINT, NONE, WZYX),
+ VT(R16G16_FLOAT, 16_16_FLOAT, NONE, WZYX),
+
+ VT(R8G8B8A8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WZYX),
+ _T(R8G8B8X8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WZYX),
+ _T(R8G8B8A8_SRGB, 8_8_8_8_UNORM, NONE, WZYX),
+ _T(R8G8B8X8_SRGB, 8_8_8_8_UNORM, NONE, WZYX),
+ V_(R8G8B8A8_SNORM, 8_8_8_8_SNORM, NONE, WZYX),
+ V_(R8G8B8A8_UINT, 8_8_8_8_UINT, NONE, WZYX),
+ V_(R8G8B8A8_SINT, 8_8_8_8_SINT, NONE, WZYX),
+ V_(R8G8B8A8_USCALED, 8_8_8_8_UINT, NONE, WZYX),
+ V_(R8G8B8A8_SSCALED, 8_8_8_8_SINT, NONE, WZYX),
+
+ VT(B8G8R8A8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WXYZ),
+ _T(B8G8R8X8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WXYZ),
+ VT(B8G8R8A8_SRGB, 8_8_8_8_UNORM, NONE, WXYZ),
+ _T(B8G8R8X8_SRGB, 8_8_8_8_UNORM, NONE, WXYZ),
+
+ VT(A8B8G8R8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, XYZW),
+ _T(X8B8G8R8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, XYZW),
+ _T(A8B8G8R8_SRGB, 8_8_8_8_UNORM, NONE, XYZW),
+ _T(X8B8G8R8_SRGB, 8_8_8_8_UNORM, NONE, XYZW),
+
+ VT(A8R8G8B8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, ZYXW),
+ _T(X8R8G8B8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, ZYXW),
+ _T(A8R8G8B8_SRGB, 8_8_8_8_UNORM, NONE, ZYXW),
+ _T(X8R8G8B8_SRGB, 8_8_8_8_UNORM, NONE, ZYXW),
+
+ V_(R10G10B10A2_UNORM, 10_10_10_2_UNORM, NONE/*R10G10B10A2_UNORM*/, WZYX),
+ V_(R10G10B10A2_SNORM, 10_10_10_2_SNORM, NONE, WZYX),
+ V_(R10G10B10A2_UINT, 10_10_10_2_UINT, NONE, WZYX),
+ V_(R10G10B10A2_USCALED, 10_10_10_2_UINT, NONE, WZYX),
+ V_(R10G10B10A2_SSCALED, 10_10_10_2_SINT, NONE, WZYX),
+
+ _T(Z24X8_UNORM, X8Z24_UNORM, R8G8B8A8_UNORM, WZYX),
+ _T(Z24_UNORM_S8_UINT, X8Z24_UNORM, R8G8B8A8_UNORM, WZYX),
+ /*_T(Z32_FLOAT, Z32_FLOAT, R8G8B8A8_UNORM, WZYX),*/
+
+ /* 48-bit */
+ V_(R16G16B16_UNORM, 16_16_16_UNORM, NONE, WZYX),
+ V_(R16G16B16_SNORM, 16_16_16_SNORM, NONE, WZYX),
+ V_(R16G16B16_UINT, 16_16_16_UINT, NONE, WZYX),
+ V_(R16G16B16_SINT, 16_16_16_SINT, NONE, WZYX),
+ V_(R16G16B16_USCALED, 16_16_16_UINT, NONE, WZYX),
+ V_(R16G16B16_SSCALED, 16_16_16_SINT, NONE, WZYX),
+ V_(R16G16B16_FLOAT, 16_16_16_FLOAT, NONE, WZYX),
+
+ /* 64-bit */
+ V_(R16G16B16A16_UNORM, 16_16_16_16_UNORM, NONE, WZYX),
+ V_(R16G16B16A16_SNORM, 16_16_16_16_SNORM, NONE, WZYX),
+ V_(R16G16B16A16_UINT, 16_16_16_16_UINT, NONE, WZYX),
+ V_(R16G16B16A16_SINT, 16_16_16_16_SINT, NONE, WZYX),
+ V_(R16G16B16A16_USCALED, 16_16_16_16_UINT, NONE, WZYX),
+ V_(R16G16B16A16_SSCALED, 16_16_16_16_SINT, NONE, WZYX),
+ VT(R16G16B16A16_FLOAT, 16_16_16_16_FLOAT, NONE, WZYX),
+ _T(R16G16B16X16_FLOAT, 16_16_16_16_FLOAT, NONE, WZYX),
+
+ VT(R32G32_FLOAT, 32_32_FLOAT, NONE, WZYX),
+ V_(R32G32_FIXED, 32_32_FIXED, NONE, WZYX),
+
+ /* 96-bit */
+ V_(R32G32B32_FLOAT, 32_32_32_FLOAT, NONE, WZYX),
+ V_(R32G32B32_FIXED, 32_32_32_FIXED, NONE, WZYX),
+
+ /* 128-bit */
+ VT(R32G32B32A32_FLOAT, 32_32_32_32_FLOAT, NONE, WZYX),
+ _T(R32G32B32X32_FLOAT, 32_32_32_32_FLOAT, NONE, WZYX),
+ V_(R32G32B32A32_FIXED, 32_32_32_32_FIXED, NONE, WZYX),
+};
- default:
+/* convert pipe format to vertex buffer format: */
+enum a4xx_vtx_fmt
+fd4_pipe2vtx(enum pipe_format format)
+{
+ if (!formats[format].present)
return ~0;
- }
+ return formats[format].vtx;
}
/* convert pipe format to texture sampler format: */
enum a4xx_tex_fmt
fd4_pipe2tex(enum pipe_format format)
{
- switch (format) {
- case PIPE_FORMAT_L8_UNORM:
- case PIPE_FORMAT_A8_UNORM:
- case PIPE_FORMAT_I8_UNORM:
- return TFMT4_8_UNORM;
-
- case PIPE_FORMAT_R8G8_UNORM:
- return TFMT4_8_8_UNORM;
-
- case PIPE_FORMAT_B8G8R8A8_UNORM:
- case PIPE_FORMAT_B8G8R8X8_UNORM:
- case PIPE_FORMAT_R8G8B8A8_UNORM:
- case PIPE_FORMAT_R8G8B8X8_UNORM:
- case PIPE_FORMAT_B8G8R8A8_SRGB:
- case PIPE_FORMAT_B8G8R8X8_SRGB:
- case PIPE_FORMAT_R8G8B8A8_SRGB:
- case PIPE_FORMAT_R8G8B8X8_SRGB:
- return TFMT4_8_8_8_8_UNORM;
-
- case PIPE_FORMAT_Z24X8_UNORM:
- return TFMT4_X8Z24_UNORM;
-
- case PIPE_FORMAT_Z24_UNORM_S8_UINT:
- return TFMT4_8_8_8_8_UNORM;
-
-// case PIPE_FORMAT_Z16_UNORM:
-// return TFMT4_NORM_UINT_8_8;
-//
- case PIPE_FORMAT_R16G16B16A16_FLOAT:
- case PIPE_FORMAT_R16G16B16X16_FLOAT:
- return TFMT4_16_16_16_16_FLOAT;
-
- case PIPE_FORMAT_R32G32B32A32_FLOAT:
- case PIPE_FORMAT_R32G32B32X32_FLOAT:
- return TFMT4_32_32_32_32_FLOAT;
-
- // TODO add more..
-
- default:
+ if (!formats[format].present)
return ~0;
- }
+ return formats[format].tex;
}
/* convert pipe format to MRT / copydest format used for render-target: */
enum a4xx_color_fmt
fd4_pipe2color(enum pipe_format format)
{
- switch (format) {
- case PIPE_FORMAT_B8G8R8A8_UNORM:
- case PIPE_FORMAT_B8G8R8X8_UNORM:
- case PIPE_FORMAT_R8G8B8A8_UNORM:
- return RB4_R8G8B8A8_UNORM;
-
- case PIPE_FORMAT_Z16_UNORM:
- return RB4_Z16_UNORM;
-
- case PIPE_FORMAT_Z24X8_UNORM:
- case PIPE_FORMAT_Z24_UNORM_S8_UINT:
- /* for DEPTHX_24_8, blob driver also seems to use R8G8B8A8 fmt.. */
- return RB4_R8G8B8A8_UNORM;
-
- case PIPE_FORMAT_R8_UNORM:
- case PIPE_FORMAT_L8_UNORM:
- case PIPE_FORMAT_A8_UNORM:
- return RB4_A8_UNORM;
-//
-// case PIPE_FORMAT_R16G16B16A16_FLOAT:
-// case PIPE_FORMAT_R16G16B16X16_FLOAT:
-// return RB4_R16G16B16A16_FLOAT;
-//
-// case PIPE_FORMAT_R32G32B32A32_FLOAT:
-// case PIPE_FORMAT_R32G32B32X32_FLOAT:
-// return RB4_R32G32B32A32_FLOAT;
-
- // TODO add more..
-
- default:
+ if (!formats[format].present)
return ~0;
- }
+ return formats[format].rb;
+}
+
+enum a3xx_color_swap
+fd4_pipe2swap(enum pipe_format format)
+{
+ if (!formats[format].present)
+ return WZYX;
+ return formats[format].swap;
}
/* we need to special case a bit the depth/stencil restore, because we are
* using the texture sampler to blit into the depth/stencil buffer, *not*
* into a color buffer. Otherwise fd4_tex_swiz() will do the wrong thing,
* as it is assuming that you are sampling into normal render target..
+ *
+ * TODO looks like we can probably share w/ a3xx..
*/
enum pipe_format
fd4_gmem_restore_format(enum pipe_format format)
@@ -340,38 +253,6 @@ fd4_gmem_restore_format(enum pipe_format format)
}
}
-/* TODO share w/ a3xx?? */
-enum a3xx_color_swap
-fd4_pipe2swap(enum pipe_format format)
-{
- switch (format) {
- case PIPE_FORMAT_B8G8R8A8_UNORM:
- case PIPE_FORMAT_B8G8R8X8_UNORM:
- case PIPE_FORMAT_B8G8R8A8_SRGB:
- case PIPE_FORMAT_B8G8R8X8_SRGB:
- return WXYZ;
-
- case PIPE_FORMAT_A8R8G8B8_UNORM:
- case PIPE_FORMAT_X8R8G8B8_UNORM:
- case PIPE_FORMAT_A8R8G8B8_SRGB:
- case PIPE_FORMAT_X8R8G8B8_SRGB:
- return ZYXW;
-
- case PIPE_FORMAT_A8B8G8R8_UNORM:
- case PIPE_FORMAT_X8B8G8R8_UNORM:
- case PIPE_FORMAT_A8B8G8R8_SRGB:
- case PIPE_FORMAT_X8B8G8R8_SRGB:
- return XYZW;
-
- case PIPE_FORMAT_R8G8B8A8_UNORM:
- case PIPE_FORMAT_R8G8B8X8_UNORM:
- case PIPE_FORMAT_Z24X8_UNORM:
- case PIPE_FORMAT_Z24_UNORM_S8_UINT:
- default:
- return WZYX;
- }
-}
-
enum a4xx_depth_format
fd4_pipe2depth(enum pipe_format format)
{
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