/**************************************************************************
*
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
- * Copyright (c) 2008 VMware, Inc.
+ * Copyright 2007 VMware, Inc.
+ * Copyright (c) 2008-2010 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* 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
+ * IN NO EVENT SHALL VMWARE 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.
/**
- * Texture Image-related functions.
+ * Mesa / Gallium format conversion and format selection code.
* \author Brian Paul
*/
#include "main/imports.h"
#include "main/context.h"
-#include "main/texstore.h"
#include "main/enums.h"
+#include "main/formats.h"
+#include "main/glformats.h"
+#include "main/texcompress.h"
+#include "main/texgetimage.h"
+#include "main/teximage.h"
+#include "main/texstore.h"
+#include "main/image.h"
#include "main/macros.h"
+#include "main/formatquery.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "pipe/p_screen.h"
#include "util/u_format.h"
+#include "st_cb_texture.h"
#include "st_context.h"
#include "st_format.h"
-
-
-static GLuint
-format_max_bits(enum pipe_format format)
-{
- GLuint size = util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 0);
-
- size = MAX2(size, util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 1));
- size = MAX2(size, util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 2));
- size = MAX2(size, util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 3));
- size = MAX2(size, util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_ZS, 0));
- size = MAX2(size, util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_ZS, 1));
- return size;
-}
-
-
-/*
- * XXX temporary here
- */
-GLboolean
-st_get_format_info(enum pipe_format format, struct st_format_info *pinfo)
-{
- const struct util_format_description *desc;
-
- desc = util_format_description(format);
- assert(desc);
-
- if (desc->layout == UTIL_FORMAT_LAYOUT_PLAIN) {
-#if 0
- printf("%s\n", util_format_name( format ) );
-#endif
-
- /* Data type */
- if (format == PIPE_FORMAT_A1R5G5B5_UNORM || format == PIPE_FORMAT_R5G6B5_UNORM) {
- pinfo->datatype = GL_UNSIGNED_SHORT;
- }
- else if (format == PIPE_FORMAT_S8Z24_UNORM ||
- format == PIPE_FORMAT_Z24S8_UNORM) {
- pinfo->datatype = GL_UNSIGNED_INT_24_8;
- }
- else {
- const GLuint size = format_max_bits(format);
- if (size == 8) {
- if (desc->channel[0].type == UTIL_FORMAT_TYPE_UNSIGNED)
- pinfo->datatype = GL_UNSIGNED_BYTE;
- else
- pinfo->datatype = GL_BYTE;
- }
- else if (size == 16) {
- if (desc->channel[0].type == UTIL_FORMAT_TYPE_UNSIGNED)
- pinfo->datatype = GL_UNSIGNED_SHORT;
- else
- pinfo->datatype = GL_SHORT;
- }
- else {
- assert( size <= 32 );
- if (desc->channel[0].type == UTIL_FORMAT_TYPE_UNSIGNED)
- pinfo->datatype = GL_UNSIGNED_INT;
- else
- pinfo->datatype = GL_INT;
- }
- }
-
- pinfo->mesa_format = st_pipe_format_to_mesa_format(format);
- }
- else if (format == PIPE_FORMAT_YCBCR) {
- pinfo->mesa_format = MESA_FORMAT_YCBCR;
- pinfo->datatype = GL_UNSIGNED_SHORT;
- }
- else if (format == PIPE_FORMAT_YCBCR_REV) {
- pinfo->mesa_format = MESA_FORMAT_YCBCR_REV;
- pinfo->datatype = GL_UNSIGNED_SHORT;
- }
- else {
- /* compressed format? */
- assert(0);
- }
-
-#if 0
- printf(
- "ST_FORMAT: R(%u), G(%u), B(%u), A(%u), Z(%u), S(%u)\n",
- pinfo->red_bits,
- pinfo->green_bits,
- pinfo->blue_bits,
- pinfo->alpha_bits,
- pinfo->depth_bits,
- pinfo->stencil_bits );
-#endif
-
- pinfo->format = format;
-
- return GL_TRUE;
-}
+#include "st_texture.h"
/**
- * Return basic GL datatype for the given format.
+ * Translate Mesa format to Gallium format.
*/
-GLenum
-st_format_datatype(enum pipe_format format)
-{
- struct st_format_info info;
- if (!st_get_format_info( format, &info )) {
- assert( 0 );
- return 0;
- }
- return info.datatype;
-}
-
-
enum pipe_format
-st_mesa_format_to_pipe_format(gl_format mesaFormat)
+st_mesa_format_to_pipe_format(const struct st_context *st,
+ mesa_format mesaFormat)
{
+ struct pipe_screen *screen = st->pipe->screen;
+ bool has_bgra_srgb = screen->is_format_supported(screen,
+ PIPE_FORMAT_B8G8R8A8_SRGB,
+ PIPE_TEXTURE_2D, 0, 0,
+ PIPE_BIND_SAMPLER_VIEW);
+
switch (mesaFormat) {
- /* fix this */
- case MESA_FORMAT_ARGB8888_REV:
- case MESA_FORMAT_ARGB8888:
- return PIPE_FORMAT_A8R8G8B8_UNORM;
- case MESA_FORMAT_XRGB8888:
- return PIPE_FORMAT_X8R8G8B8_UNORM;
- case MESA_FORMAT_ARGB1555:
- return PIPE_FORMAT_A1R5G5B5_UNORM;
- case MESA_FORMAT_ARGB4444:
- return PIPE_FORMAT_A4R4G4B4_UNORM;
- case MESA_FORMAT_RGB565:
- return PIPE_FORMAT_R5G6B5_UNORM;
- case MESA_FORMAT_AL88:
- return PIPE_FORMAT_A8L8_UNORM;
- case MESA_FORMAT_A8:
+ case MESA_FORMAT_A8B8G8R8_UNORM:
+ return PIPE_FORMAT_ABGR8888_UNORM;
+ case MESA_FORMAT_R8G8B8A8_UNORM:
+ return PIPE_FORMAT_RGBA8888_UNORM;
+ case MESA_FORMAT_B8G8R8A8_UNORM:
+ return PIPE_FORMAT_BGRA8888_UNORM;
+ case MESA_FORMAT_A8R8G8B8_UNORM:
+ return PIPE_FORMAT_ARGB8888_UNORM;
+ case MESA_FORMAT_X8B8G8R8_UNORM:
+ return PIPE_FORMAT_XBGR8888_UNORM;
+ case MESA_FORMAT_R8G8B8X8_UNORM:
+ return PIPE_FORMAT_RGBX8888_UNORM;
+ case MESA_FORMAT_B8G8R8X8_UNORM:
+ return PIPE_FORMAT_BGRX8888_UNORM;
+ case MESA_FORMAT_X8R8G8B8_UNORM:
+ return PIPE_FORMAT_XRGB8888_UNORM;
+ case MESA_FORMAT_B5G5R5A1_UNORM:
+ return PIPE_FORMAT_B5G5R5A1_UNORM;
+ case MESA_FORMAT_A1B5G5R5_UNORM:
+ return PIPE_FORMAT_A1B5G5R5_UNORM;
+ case MESA_FORMAT_B4G4R4A4_UNORM:
+ return PIPE_FORMAT_B4G4R4A4_UNORM;
+ case MESA_FORMAT_A4B4G4R4_UNORM:
+ return PIPE_FORMAT_A4B4G4R4_UNORM;
+ case MESA_FORMAT_B5G6R5_UNORM:
+ return PIPE_FORMAT_B5G6R5_UNORM;
+ case MESA_FORMAT_B2G3R3_UNORM:
+ return PIPE_FORMAT_B2G3R3_UNORM;
+ case MESA_FORMAT_B10G10R10A2_UNORM:
+ return PIPE_FORMAT_B10G10R10A2_UNORM;
+ case MESA_FORMAT_R10G10B10A2_UNORM:
+ return PIPE_FORMAT_R10G10B10A2_UNORM;
+ case MESA_FORMAT_R10G10B10X2_UNORM:
+ return PIPE_FORMAT_R10G10B10X2_UNORM;
+ case MESA_FORMAT_L4A4_UNORM:
+ return PIPE_FORMAT_L4A4_UNORM;
+ case MESA_FORMAT_L8A8_UNORM:
+ return PIPE_FORMAT_LA88_UNORM;
+ case MESA_FORMAT_A8L8_UNORM:
+ return PIPE_FORMAT_AL88_UNORM;
+ case MESA_FORMAT_L16A16_UNORM:
+ return PIPE_FORMAT_LA1616_UNORM;
+ case MESA_FORMAT_A16L16_UNORM:
+ return PIPE_FORMAT_AL1616_UNORM;
+ case MESA_FORMAT_A_UNORM8:
return PIPE_FORMAT_A8_UNORM;
- case MESA_FORMAT_L8:
+ case MESA_FORMAT_A_UNORM16:
+ return PIPE_FORMAT_A16_UNORM;
+ case MESA_FORMAT_L_UNORM8:
return PIPE_FORMAT_L8_UNORM;
- case MESA_FORMAT_I8:
+ case MESA_FORMAT_L_UNORM16:
+ return PIPE_FORMAT_L16_UNORM;
+ case MESA_FORMAT_I_UNORM8:
return PIPE_FORMAT_I8_UNORM;
- case MESA_FORMAT_Z16:
+ case MESA_FORMAT_I_UNORM16:
+ return PIPE_FORMAT_I16_UNORM;
+ case MESA_FORMAT_Z_UNORM16:
return PIPE_FORMAT_Z16_UNORM;
- case MESA_FORMAT_Z32:
+ case MESA_FORMAT_Z_UNORM32:
return PIPE_FORMAT_Z32_UNORM;
- case MESA_FORMAT_Z24_S8:
- return PIPE_FORMAT_Z24S8_UNORM;
- case MESA_FORMAT_S8_Z24:
- return PIPE_FORMAT_S8Z24_UNORM;
+ case MESA_FORMAT_S8_UINT_Z24_UNORM:
+ return PIPE_FORMAT_S8_UINT_Z24_UNORM;
+ case MESA_FORMAT_Z24_UNORM_S8_UINT:
+ return PIPE_FORMAT_Z24_UNORM_S8_UINT;
+ case MESA_FORMAT_X8_UINT_Z24_UNORM:
+ return PIPE_FORMAT_X8Z24_UNORM;
+ case MESA_FORMAT_Z24_UNORM_X8_UINT:
+ return PIPE_FORMAT_Z24X8_UNORM;
+ case MESA_FORMAT_S_UINT8:
+ return PIPE_FORMAT_S8_UINT;
+ case MESA_FORMAT_Z_FLOAT32:
+ return PIPE_FORMAT_Z32_FLOAT;
+ case MESA_FORMAT_Z32_FLOAT_S8X24_UINT:
+ return PIPE_FORMAT_Z32_FLOAT_S8X24_UINT;
case MESA_FORMAT_YCBCR:
- return PIPE_FORMAT_YCBCR;
-#if FEATURE_texture_s3tc
+ return PIPE_FORMAT_UYVY;
+ case MESA_FORMAT_YCBCR_REV:
+ return PIPE_FORMAT_YUYV;
case MESA_FORMAT_RGB_DXT1:
return PIPE_FORMAT_DXT1_RGB;
case MESA_FORMAT_RGBA_DXT1:
return PIPE_FORMAT_DXT3_RGBA;
case MESA_FORMAT_RGBA_DXT5:
return PIPE_FORMAT_DXT5_RGBA;
-#if FEATURE_EXT_texture_sRGB
case MESA_FORMAT_SRGB_DXT1:
return PIPE_FORMAT_DXT1_SRGB;
case MESA_FORMAT_SRGBA_DXT1:
return PIPE_FORMAT_DXT3_SRGBA;
case MESA_FORMAT_SRGBA_DXT5:
return PIPE_FORMAT_DXT5_SRGBA;
-#endif
-#endif
-#if FEATURE_EXT_texture_sRGB
- case MESA_FORMAT_SLA8:
- return PIPE_FORMAT_A8L8_SRGB;
- case MESA_FORMAT_SL8:
+ case MESA_FORMAT_L8A8_SRGB:
+ return PIPE_FORMAT_LA88_SRGB;
+ case MESA_FORMAT_A8L8_SRGB:
+ return PIPE_FORMAT_AL88_SRGB;
+ case MESA_FORMAT_L_SRGB8:
return PIPE_FORMAT_L8_SRGB;
- case MESA_FORMAT_SRGB8:
+ case MESA_FORMAT_R_SRGB8:
+ return PIPE_FORMAT_R8_SRGB;
+ case MESA_FORMAT_BGR_SRGB8:
return PIPE_FORMAT_R8G8B8_SRGB;
- case MESA_FORMAT_SRGBA8:
- return PIPE_FORMAT_R8G8B8A8_SRGB;
- case MESA_FORMAT_SARGB8:
- return PIPE_FORMAT_A8R8G8B8_SRGB;
-#endif
+ case MESA_FORMAT_A8B8G8R8_SRGB:
+ return PIPE_FORMAT_ABGR8888_SRGB;
+ case MESA_FORMAT_R8G8B8A8_SRGB:
+ return PIPE_FORMAT_RGBA8888_SRGB;
+ case MESA_FORMAT_B8G8R8A8_SRGB:
+ return PIPE_FORMAT_BGRA8888_SRGB;
+ case MESA_FORMAT_A8R8G8B8_SRGB:
+ return PIPE_FORMAT_ARGB8888_SRGB;
+ case MESA_FORMAT_RGBA_FLOAT32:
+ return PIPE_FORMAT_R32G32B32A32_FLOAT;
+ case MESA_FORMAT_RGBA_FLOAT16:
+ return PIPE_FORMAT_R16G16B16A16_FLOAT;
+ case MESA_FORMAT_RGB_FLOAT32:
+ return PIPE_FORMAT_R32G32B32_FLOAT;
+ case MESA_FORMAT_RGB_FLOAT16:
+ return PIPE_FORMAT_R16G16B16_FLOAT;
+ case MESA_FORMAT_LA_FLOAT32:
+ return PIPE_FORMAT_L32A32_FLOAT;
+ case MESA_FORMAT_LA_FLOAT16:
+ return PIPE_FORMAT_L16A16_FLOAT;
+ case MESA_FORMAT_L_FLOAT32:
+ return PIPE_FORMAT_L32_FLOAT;
+ case MESA_FORMAT_L_FLOAT16:
+ return PIPE_FORMAT_L16_FLOAT;
+ case MESA_FORMAT_A_FLOAT32:
+ return PIPE_FORMAT_A32_FLOAT;
+ case MESA_FORMAT_A_FLOAT16:
+ return PIPE_FORMAT_A16_FLOAT;
+ case MESA_FORMAT_I_FLOAT32:
+ return PIPE_FORMAT_I32_FLOAT;
+ case MESA_FORMAT_I_FLOAT16:
+ return PIPE_FORMAT_I16_FLOAT;
+ case MESA_FORMAT_R_FLOAT32:
+ return PIPE_FORMAT_R32_FLOAT;
+ case MESA_FORMAT_R_FLOAT16:
+ return PIPE_FORMAT_R16_FLOAT;
+ case MESA_FORMAT_RG_FLOAT32:
+ return PIPE_FORMAT_R32G32_FLOAT;
+ case MESA_FORMAT_RG_FLOAT16:
+ return PIPE_FORMAT_R16G16_FLOAT;
+
+ case MESA_FORMAT_R_UNORM8:
+ return PIPE_FORMAT_R8_UNORM;
+ case MESA_FORMAT_R_UNORM16:
+ return PIPE_FORMAT_R16_UNORM;
+ case MESA_FORMAT_R8G8_UNORM:
+ return PIPE_FORMAT_RG88_UNORM;
+ case MESA_FORMAT_G8R8_UNORM:
+ return PIPE_FORMAT_GR88_UNORM;
+ case MESA_FORMAT_R16G16_UNORM:
+ return PIPE_FORMAT_RG1616_UNORM;
+ case MESA_FORMAT_G16R16_UNORM:
+ return PIPE_FORMAT_GR1616_UNORM;
+ case MESA_FORMAT_RGBA_UNORM16:
+ return PIPE_FORMAT_R16G16B16A16_UNORM;
+
+ /* signed int formats */
+ case MESA_FORMAT_A_UINT8:
+ return PIPE_FORMAT_A8_UINT;
+ case MESA_FORMAT_A_UINT16:
+ return PIPE_FORMAT_A16_UINT;
+ case MESA_FORMAT_A_UINT32:
+ return PIPE_FORMAT_A32_UINT;
+
+ case MESA_FORMAT_A_SINT8:
+ return PIPE_FORMAT_A8_SINT;
+ case MESA_FORMAT_A_SINT16:
+ return PIPE_FORMAT_A16_SINT;
+ case MESA_FORMAT_A_SINT32:
+ return PIPE_FORMAT_A32_SINT;
+
+ case MESA_FORMAT_I_UINT8:
+ return PIPE_FORMAT_I8_UINT;
+ case MESA_FORMAT_I_UINT16:
+ return PIPE_FORMAT_I16_UINT;
+ case MESA_FORMAT_I_UINT32:
+ return PIPE_FORMAT_I32_UINT;
+
+ case MESA_FORMAT_I_SINT8:
+ return PIPE_FORMAT_I8_SINT;
+ case MESA_FORMAT_I_SINT16:
+ return PIPE_FORMAT_I16_SINT;
+ case MESA_FORMAT_I_SINT32:
+ return PIPE_FORMAT_I32_SINT;
+
+ case MESA_FORMAT_L_UINT8:
+ return PIPE_FORMAT_L8_UINT;
+ case MESA_FORMAT_L_UINT16:
+ return PIPE_FORMAT_L16_UINT;
+ case MESA_FORMAT_L_UINT32:
+ return PIPE_FORMAT_L32_UINT;
+
+ case MESA_FORMAT_L_SINT8:
+ return PIPE_FORMAT_L8_SINT;
+ case MESA_FORMAT_L_SINT16:
+ return PIPE_FORMAT_L16_SINT;
+ case MESA_FORMAT_L_SINT32:
+ return PIPE_FORMAT_L32_SINT;
+
+ case MESA_FORMAT_LA_UINT8:
+ return PIPE_FORMAT_L8A8_UINT;
+ case MESA_FORMAT_LA_UINT16:
+ return PIPE_FORMAT_L16A16_UINT;
+ case MESA_FORMAT_LA_UINT32:
+ return PIPE_FORMAT_L32A32_UINT;
+
+ case MESA_FORMAT_LA_SINT8:
+ return PIPE_FORMAT_L8A8_SINT;
+ case MESA_FORMAT_LA_SINT16:
+ return PIPE_FORMAT_L16A16_SINT;
+ case MESA_FORMAT_LA_SINT32:
+ return PIPE_FORMAT_L32A32_SINT;
+
+ case MESA_FORMAT_R_SINT8:
+ return PIPE_FORMAT_R8_SINT;
+ case MESA_FORMAT_RG_SINT8:
+ return PIPE_FORMAT_R8G8_SINT;
+ case MESA_FORMAT_RGB_SINT8:
+ return PIPE_FORMAT_R8G8B8_SINT;
+ case MESA_FORMAT_RGBA_SINT8:
+ return PIPE_FORMAT_R8G8B8A8_SINT;
+ case MESA_FORMAT_R_SINT16:
+ return PIPE_FORMAT_R16_SINT;
+ case MESA_FORMAT_RG_SINT16:
+ return PIPE_FORMAT_R16G16_SINT;
+ case MESA_FORMAT_RGB_SINT16:
+ return PIPE_FORMAT_R16G16B16_SINT;
+ case MESA_FORMAT_RGBA_SINT16:
+ return PIPE_FORMAT_R16G16B16A16_SINT;
+ case MESA_FORMAT_R_SINT32:
+ return PIPE_FORMAT_R32_SINT;
+ case MESA_FORMAT_RG_SINT32:
+ return PIPE_FORMAT_R32G32_SINT;
+ case MESA_FORMAT_RGB_SINT32:
+ return PIPE_FORMAT_R32G32B32_SINT;
+ case MESA_FORMAT_RGBA_SINT32:
+ return PIPE_FORMAT_R32G32B32A32_SINT;
+
+ /* unsigned int formats */
+ case MESA_FORMAT_R_UINT8:
+ return PIPE_FORMAT_R8_UINT;
+ case MESA_FORMAT_RG_UINT8:
+ return PIPE_FORMAT_R8G8_UINT;
+ case MESA_FORMAT_RGB_UINT8:
+ return PIPE_FORMAT_R8G8B8_UINT;
+ case MESA_FORMAT_RGBA_UINT8:
+ return PIPE_FORMAT_R8G8B8A8_UINT;
+ case MESA_FORMAT_R_UINT16:
+ return PIPE_FORMAT_R16_UINT;
+ case MESA_FORMAT_RG_UINT16:
+ return PIPE_FORMAT_R16G16_UINT;
+ case MESA_FORMAT_RGB_UINT16:
+ return PIPE_FORMAT_R16G16B16_UINT;
+ case MESA_FORMAT_RGBA_UINT16:
+ return PIPE_FORMAT_R16G16B16A16_UINT;
+ case MESA_FORMAT_R_UINT32:
+ return PIPE_FORMAT_R32_UINT;
+ case MESA_FORMAT_RG_UINT32:
+ return PIPE_FORMAT_R32G32_UINT;
+ case MESA_FORMAT_RGB_UINT32:
+ return PIPE_FORMAT_R32G32B32_UINT;
+ case MESA_FORMAT_RGBA_UINT32:
+ return PIPE_FORMAT_R32G32B32A32_UINT;
+
+ case MESA_FORMAT_R_RGTC1_UNORM:
+ return PIPE_FORMAT_RGTC1_UNORM;
+ case MESA_FORMAT_R_RGTC1_SNORM:
+ return PIPE_FORMAT_RGTC1_SNORM;
+ case MESA_FORMAT_RG_RGTC2_UNORM:
+ return PIPE_FORMAT_RGTC2_UNORM;
+ case MESA_FORMAT_RG_RGTC2_SNORM:
+ return PIPE_FORMAT_RGTC2_SNORM;
+
+ case MESA_FORMAT_L_LATC1_UNORM:
+ return PIPE_FORMAT_LATC1_UNORM;
+ case MESA_FORMAT_L_LATC1_SNORM:
+ return PIPE_FORMAT_LATC1_SNORM;
+ case MESA_FORMAT_LA_LATC2_UNORM:
+ return PIPE_FORMAT_LATC2_UNORM;
+ case MESA_FORMAT_LA_LATC2_SNORM:
+ return PIPE_FORMAT_LATC2_SNORM;
+
+ /* The destination RGBA format mustn't be changed, because it's also
+ * a destination format of the unpack/decompression function. */
+ case MESA_FORMAT_ETC1_RGB8:
+ return st->has_etc1 ? PIPE_FORMAT_ETC1_RGB8 : PIPE_FORMAT_R8G8B8A8_UNORM;
+
+ case MESA_FORMAT_BPTC_RGBA_UNORM:
+ return PIPE_FORMAT_BPTC_RGBA_UNORM;
+ case MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM:
+ return PIPE_FORMAT_BPTC_SRGBA;
+ case MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT:
+ return PIPE_FORMAT_BPTC_RGB_FLOAT;
+ case MESA_FORMAT_BPTC_RGB_UNSIGNED_FLOAT:
+ return PIPE_FORMAT_BPTC_RGB_UFLOAT;
+
+ /* signed normalized formats */
+ case MESA_FORMAT_R_SNORM8:
+ return PIPE_FORMAT_R8_SNORM;
+ case MESA_FORMAT_R8G8_SNORM:
+ return PIPE_FORMAT_RG88_SNORM;
+ case MESA_FORMAT_G8R8_SNORM:
+ return PIPE_FORMAT_GR88_SNORM;
+ case MESA_FORMAT_R8G8B8A8_SNORM:
+ return PIPE_FORMAT_RGBA8888_SNORM;
+ case MESA_FORMAT_A8B8G8R8_SNORM:
+ return PIPE_FORMAT_ABGR8888_SNORM;
+
+ case MESA_FORMAT_A_SNORM8:
+ return PIPE_FORMAT_A8_SNORM;
+ case MESA_FORMAT_L_SNORM8:
+ return PIPE_FORMAT_L8_SNORM;
+ case MESA_FORMAT_L8A8_SNORM:
+ return PIPE_FORMAT_LA88_SNORM;
+ case MESA_FORMAT_A8L8_SNORM:
+ return PIPE_FORMAT_AL88_SNORM;
+ case MESA_FORMAT_I_SNORM8:
+ return PIPE_FORMAT_I8_SNORM;
+
+ case MESA_FORMAT_R_SNORM16:
+ return PIPE_FORMAT_R16_SNORM;
+ case MESA_FORMAT_R16G16_SNORM:
+ return PIPE_FORMAT_RG1616_SNORM;
+ case MESA_FORMAT_G16R16_SNORM:
+ return PIPE_FORMAT_GR1616_SNORM;
+ case MESA_FORMAT_RGBA_SNORM16:
+ return PIPE_FORMAT_R16G16B16A16_SNORM;
+
+ case MESA_FORMAT_A_SNORM16:
+ return PIPE_FORMAT_A16_SNORM;
+ case MESA_FORMAT_L_SNORM16:
+ return PIPE_FORMAT_L16_SNORM;
+ case MESA_FORMAT_LA_SNORM16:
+ return PIPE_FORMAT_L16A16_SNORM;
+ case MESA_FORMAT_I_SNORM16:
+ return PIPE_FORMAT_I16_SNORM;
+
+ case MESA_FORMAT_R9G9B9E5_FLOAT:
+ return PIPE_FORMAT_R9G9B9E5_FLOAT;
+ case MESA_FORMAT_R11G11B10_FLOAT:
+ return PIPE_FORMAT_R11G11B10_FLOAT;
+ case MESA_FORMAT_B10G10R10A2_UINT:
+ return PIPE_FORMAT_B10G10R10A2_UINT;
+ case MESA_FORMAT_R10G10B10A2_UINT:
+ return PIPE_FORMAT_R10G10B10A2_UINT;
+
+ case MESA_FORMAT_B4G4R4X4_UNORM:
+ return PIPE_FORMAT_B4G4R4X4_UNORM;
+ case MESA_FORMAT_B5G5R5X1_UNORM:
+ return PIPE_FORMAT_B5G5R5X1_UNORM;
+ case MESA_FORMAT_X1B5G5R5_UNORM:
+ return PIPE_FORMAT_X1B5G5R5_UNORM;
+ case MESA_FORMAT_R8G8B8X8_SNORM:
+ return PIPE_FORMAT_RGBX8888_SNORM;
+ case MESA_FORMAT_X8B8G8R8_SNORM:
+ return PIPE_FORMAT_XBGR8888_SNORM;
+ case MESA_FORMAT_R8G8B8X8_SRGB:
+ return PIPE_FORMAT_RGBX8888_SRGB;
+ case MESA_FORMAT_X8B8G8R8_SRGB:
+ return PIPE_FORMAT_XBGR8888_SRGB;
+ case MESA_FORMAT_RGBX_UINT8:
+ return PIPE_FORMAT_R8G8B8X8_UINT;
+ case MESA_FORMAT_RGBX_SINT8:
+ return PIPE_FORMAT_R8G8B8X8_SINT;
+ case MESA_FORMAT_B10G10R10X2_UNORM:
+ return PIPE_FORMAT_B10G10R10X2_UNORM;
+ case MESA_FORMAT_RGBX_UNORM16:
+ return PIPE_FORMAT_R16G16B16X16_UNORM;
+ case MESA_FORMAT_RGBX_SNORM16:
+ return PIPE_FORMAT_R16G16B16X16_SNORM;
+ case MESA_FORMAT_RGBX_FLOAT16:
+ return PIPE_FORMAT_R16G16B16X16_FLOAT;
+ case MESA_FORMAT_RGBX_UINT16:
+ return PIPE_FORMAT_R16G16B16X16_UINT;
+ case MESA_FORMAT_RGBX_SINT16:
+ return PIPE_FORMAT_R16G16B16X16_SINT;
+ case MESA_FORMAT_RGBX_FLOAT32:
+ return PIPE_FORMAT_R32G32B32X32_FLOAT;
+ case MESA_FORMAT_RGBX_UINT32:
+ return PIPE_FORMAT_R32G32B32X32_UINT;
+ case MESA_FORMAT_RGBX_SINT32:
+ return PIPE_FORMAT_R32G32B32X32_SINT;
+
+ case MESA_FORMAT_B8G8R8X8_SRGB:
+ return PIPE_FORMAT_BGRX8888_SRGB;
+ case MESA_FORMAT_X8R8G8B8_SRGB:
+ return PIPE_FORMAT_XRGB8888_SRGB;
+
+ /* ETC2 formats are emulated as uncompressed ones.
+ * The destination formats mustn't be changed, because they are also
+ * destination formats of the unpack/decompression function. */
+ case MESA_FORMAT_ETC2_RGB8:
+ return st->has_etc2 ? PIPE_FORMAT_ETC2_RGB8 : PIPE_FORMAT_R8G8B8A8_UNORM;
+ case MESA_FORMAT_ETC2_SRGB8:
+ return st->has_etc2 ? PIPE_FORMAT_ETC2_SRGB8 :
+ has_bgra_srgb ? PIPE_FORMAT_B8G8R8A8_SRGB : PIPE_FORMAT_R8G8B8A8_SRGB;
+ case MESA_FORMAT_ETC2_RGBA8_EAC:
+ return st->has_etc2 ? PIPE_FORMAT_ETC2_RGBA8 : PIPE_FORMAT_R8G8B8A8_UNORM;
+ case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC:
+ return st->has_etc2 ? PIPE_FORMAT_ETC2_SRGBA8 :
+ has_bgra_srgb ? PIPE_FORMAT_B8G8R8A8_SRGB : PIPE_FORMAT_R8G8B8A8_SRGB;
+ case MESA_FORMAT_ETC2_R11_EAC:
+ return st->has_etc2 ? PIPE_FORMAT_ETC2_R11_UNORM : PIPE_FORMAT_R16_UNORM;
+ case MESA_FORMAT_ETC2_RG11_EAC:
+ return st->has_etc2 ? PIPE_FORMAT_ETC2_RG11_UNORM : PIPE_FORMAT_R16G16_UNORM;
+ case MESA_FORMAT_ETC2_SIGNED_R11_EAC:
+ return st->has_etc2 ? PIPE_FORMAT_ETC2_R11_SNORM : PIPE_FORMAT_R16_SNORM;
+ case MESA_FORMAT_ETC2_SIGNED_RG11_EAC:
+ return st->has_etc2 ? PIPE_FORMAT_ETC2_RG11_SNORM : PIPE_FORMAT_R16G16_SNORM;
+ case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1:
+ return st->has_etc2 ? PIPE_FORMAT_ETC2_RGB8A1 : PIPE_FORMAT_R8G8B8A8_UNORM;
+ case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
+ return st->has_etc2 ? PIPE_FORMAT_ETC2_SRGB8A1 :
+ has_bgra_srgb ? PIPE_FORMAT_B8G8R8A8_SRGB : PIPE_FORMAT_R8G8B8A8_SRGB;
+
+ case MESA_FORMAT_RGBA_ASTC_4x4:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_4x4;
+ case MESA_FORMAT_RGBA_ASTC_5x4:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_5x4;
+ case MESA_FORMAT_RGBA_ASTC_5x5:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_5x5;
+ case MESA_FORMAT_RGBA_ASTC_6x5:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_6x5;
+ case MESA_FORMAT_RGBA_ASTC_6x6:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_6x6;
+ case MESA_FORMAT_RGBA_ASTC_8x5:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_8x5;
+ case MESA_FORMAT_RGBA_ASTC_8x6:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_8x6;
+ case MESA_FORMAT_RGBA_ASTC_8x8:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_8x8;
+ case MESA_FORMAT_RGBA_ASTC_10x5:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_10x5;
+ case MESA_FORMAT_RGBA_ASTC_10x6:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_10x6;
+ case MESA_FORMAT_RGBA_ASTC_10x8:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_10x8;
+ case MESA_FORMAT_RGBA_ASTC_10x10:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_10x10;
+ case MESA_FORMAT_RGBA_ASTC_12x10:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_12x10;
+ case MESA_FORMAT_RGBA_ASTC_12x12:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ return PIPE_FORMAT_ASTC_12x12;
+
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_4x4:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_4x4_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_5x4:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_5x4_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_5x5:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_5x5_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_6x5:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_6x5_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_6x6:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_6x6_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x5:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_8x5_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x6:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_8x6_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x8:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_8x8_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x5:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_10x5_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x6:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_10x6_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x8:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_10x8_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x10:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_10x10_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_12x10:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_12x10_SRGB;
+ case MESA_FORMAT_SRGB8_ALPHA8_ASTC_12x12:
+ if (!st->has_astc_2d_ldr)
+ return PIPE_FORMAT_R8G8B8A8_SRGB;
+ return PIPE_FORMAT_ASTC_12x12_SRGB;
+
default:
- assert(0);
- return 0;
+ return PIPE_FORMAT_NONE;
}
}
-gl_format
-st_pipe_format_to_mesa_format(enum pipe_format pipeFormat)
+/**
+ * Translate Gallium format to Mesa format.
+ */
+mesa_format
+st_pipe_format_to_mesa_format(enum pipe_format format)
{
- switch (pipeFormat) {
- case PIPE_FORMAT_A8R8G8B8_UNORM:
- return MESA_FORMAT_ARGB8888;
- case PIPE_FORMAT_X8R8G8B8_UNORM:
- return MESA_FORMAT_XRGB8888;
- case PIPE_FORMAT_B8G8R8A8_UNORM:
- return MESA_FORMAT_ARGB8888_REV;
- case PIPE_FORMAT_B8G8R8X8_UNORM:
- return MESA_FORMAT_XRGB8888_REV;
- case PIPE_FORMAT_A1R5G5B5_UNORM:
- return MESA_FORMAT_ARGB1555;
- case PIPE_FORMAT_A4R4G4B4_UNORM:
- return MESA_FORMAT_ARGB4444;
- case PIPE_FORMAT_R5G6B5_UNORM:
- return MESA_FORMAT_RGB565;
- case PIPE_FORMAT_A8L8_UNORM:
- return MESA_FORMAT_AL88;
+ switch (format) {
+ case PIPE_FORMAT_ABGR8888_UNORM:
+ return MESA_FORMAT_A8B8G8R8_UNORM;
+ case PIPE_FORMAT_RGBA8888_UNORM:
+ return MESA_FORMAT_R8G8B8A8_UNORM;
+ case PIPE_FORMAT_BGRA8888_UNORM:
+ return MESA_FORMAT_B8G8R8A8_UNORM;
+ case PIPE_FORMAT_ARGB8888_UNORM:
+ return MESA_FORMAT_A8R8G8B8_UNORM;
+ case PIPE_FORMAT_XBGR8888_UNORM:
+ return MESA_FORMAT_X8B8G8R8_UNORM;
+ case PIPE_FORMAT_RGBX8888_UNORM:
+ return MESA_FORMAT_R8G8B8X8_UNORM;
+ case PIPE_FORMAT_BGRX8888_UNORM:
+ return MESA_FORMAT_B8G8R8X8_UNORM;
+ case PIPE_FORMAT_XRGB8888_UNORM:
+ return MESA_FORMAT_X8R8G8B8_UNORM;
+ case PIPE_FORMAT_B5G5R5A1_UNORM:
+ return MESA_FORMAT_B5G5R5A1_UNORM;
+ case PIPE_FORMAT_A1B5G5R5_UNORM:
+ return MESA_FORMAT_A1B5G5R5_UNORM;
+ case PIPE_FORMAT_B4G4R4A4_UNORM:
+ return MESA_FORMAT_B4G4R4A4_UNORM;
+ case PIPE_FORMAT_A4B4G4R4_UNORM:
+ return MESA_FORMAT_A4B4G4R4_UNORM;
+ case PIPE_FORMAT_B5G6R5_UNORM:
+ return MESA_FORMAT_B5G6R5_UNORM;
+ case PIPE_FORMAT_B2G3R3_UNORM:
+ return MESA_FORMAT_B2G3R3_UNORM;
+ case PIPE_FORMAT_B10G10R10A2_UNORM:
+ return MESA_FORMAT_B10G10R10A2_UNORM;
+ case PIPE_FORMAT_R10G10B10A2_UNORM:
+ return MESA_FORMAT_R10G10B10A2_UNORM;
+ case PIPE_FORMAT_R10G10B10X2_UNORM:
+ return MESA_FORMAT_R10G10B10X2_UNORM;
+ case PIPE_FORMAT_L4A4_UNORM:
+ return MESA_FORMAT_L4A4_UNORM;
+ case PIPE_FORMAT_LA88_UNORM:
+ return MESA_FORMAT_L8A8_UNORM;
+ case PIPE_FORMAT_AL88_UNORM:
+ return MESA_FORMAT_A8L8_UNORM;
+ case PIPE_FORMAT_LA1616_UNORM:
+ return MESA_FORMAT_L16A16_UNORM;
+ case PIPE_FORMAT_AL1616_UNORM:
+ return MESA_FORMAT_A16L16_UNORM;
case PIPE_FORMAT_A8_UNORM:
- return MESA_FORMAT_A8;
+ return MESA_FORMAT_A_UNORM8;
+ case PIPE_FORMAT_A16_UNORM:
+ return MESA_FORMAT_A_UNORM16;
case PIPE_FORMAT_L8_UNORM:
- return MESA_FORMAT_L8;
+ return MESA_FORMAT_L_UNORM8;
+ case PIPE_FORMAT_L16_UNORM:
+ return MESA_FORMAT_L_UNORM16;
case PIPE_FORMAT_I8_UNORM:
- return MESA_FORMAT_I8;
+ return MESA_FORMAT_I_UNORM8;
+ case PIPE_FORMAT_I16_UNORM:
+ return MESA_FORMAT_I_UNORM16;
+ case PIPE_FORMAT_S8_UINT:
+ return MESA_FORMAT_S_UINT8;
+
+ case PIPE_FORMAT_R16G16B16A16_UNORM:
+ return MESA_FORMAT_RGBA_UNORM16;
+
case PIPE_FORMAT_Z16_UNORM:
- return MESA_FORMAT_Z16;
+ return MESA_FORMAT_Z_UNORM16;
case PIPE_FORMAT_Z32_UNORM:
- return MESA_FORMAT_Z32;
- case PIPE_FORMAT_Z24X8_UNORM:
- return MESA_FORMAT_Z24_X8;
- case PIPE_FORMAT_Z24S8_UNORM:
- return MESA_FORMAT_Z24_S8;
+ return MESA_FORMAT_Z_UNORM32;
+ case PIPE_FORMAT_S8_UINT_Z24_UNORM:
+ return MESA_FORMAT_S8_UINT_Z24_UNORM;
case PIPE_FORMAT_X8Z24_UNORM:
- return MESA_FORMAT_X8_Z24;
- case PIPE_FORMAT_S8Z24_UNORM:
- return MESA_FORMAT_S8_Z24;
- case PIPE_FORMAT_S8_UNORM:
- return MESA_FORMAT_S8;
-
- case PIPE_FORMAT_YCBCR:
+ return MESA_FORMAT_X8_UINT_Z24_UNORM;
+ case PIPE_FORMAT_Z24X8_UNORM:
+ return MESA_FORMAT_Z24_UNORM_X8_UINT;
+ case PIPE_FORMAT_Z24_UNORM_S8_UINT:
+ return MESA_FORMAT_Z24_UNORM_S8_UINT;
+ case PIPE_FORMAT_Z32_FLOAT:
+ return MESA_FORMAT_Z_FLOAT32;
+ case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
+ return MESA_FORMAT_Z32_FLOAT_S8X24_UINT;
+
+ case PIPE_FORMAT_UYVY:
return MESA_FORMAT_YCBCR;
- case PIPE_FORMAT_R16G16B16A16_SNORM:
- return MESA_FORMAT_SIGNED_RGBA_16;
+ case PIPE_FORMAT_YUYV:
+ return MESA_FORMAT_YCBCR_REV;
-#if FEATURE_texture_s3tc
case PIPE_FORMAT_DXT1_RGB:
return MESA_FORMAT_RGB_DXT1;
case PIPE_FORMAT_DXT1_RGBA:
return MESA_FORMAT_RGBA_DXT3;
case PIPE_FORMAT_DXT5_RGBA:
return MESA_FORMAT_RGBA_DXT5;
-#if FEATURE_EXT_texture_sRGB
case PIPE_FORMAT_DXT1_SRGB:
return MESA_FORMAT_SRGB_DXT1;
case PIPE_FORMAT_DXT1_SRGBA:
return MESA_FORMAT_SRGBA_DXT3;
case PIPE_FORMAT_DXT5_SRGBA:
return MESA_FORMAT_SRGBA_DXT5;
-#endif
-#endif
-#if FEATURE_EXT_texture_sRGB
- case PIPE_FORMAT_A8L8_SRGB:
- return MESA_FORMAT_SLA8;
+ case PIPE_FORMAT_LA88_SRGB:
+ return MESA_FORMAT_L8A8_SRGB;
+ case PIPE_FORMAT_AL88_SRGB:
+ return MESA_FORMAT_A8L8_SRGB;
case PIPE_FORMAT_L8_SRGB:
- return MESA_FORMAT_SL8;
+ return MESA_FORMAT_L_SRGB8;
+ case PIPE_FORMAT_R8_SRGB:
+ return MESA_FORMAT_R_SRGB8;
case PIPE_FORMAT_R8G8B8_SRGB:
- return MESA_FORMAT_SRGB8;
- case PIPE_FORMAT_R8G8B8A8_SRGB:
- return MESA_FORMAT_SRGBA8;
- case PIPE_FORMAT_A8R8G8B8_SRGB:
- return MESA_FORMAT_SARGB8;
-#endif
+ return MESA_FORMAT_BGR_SRGB8;
+ case PIPE_FORMAT_ABGR8888_SRGB:
+ return MESA_FORMAT_A8B8G8R8_SRGB;
+ case PIPE_FORMAT_RGBA8888_SRGB:
+ return MESA_FORMAT_R8G8B8A8_SRGB;
+ case PIPE_FORMAT_BGRA8888_SRGB:
+ return MESA_FORMAT_B8G8R8A8_SRGB;
+ case PIPE_FORMAT_ARGB8888_SRGB:
+ return MESA_FORMAT_A8R8G8B8_SRGB;
+ case PIPE_FORMAT_R32G32B32A32_FLOAT:
+ return MESA_FORMAT_RGBA_FLOAT32;
+ case PIPE_FORMAT_R16G16B16A16_FLOAT:
+ return MESA_FORMAT_RGBA_FLOAT16;
+ case PIPE_FORMAT_R32G32B32_FLOAT:
+ return MESA_FORMAT_RGB_FLOAT32;
+ case PIPE_FORMAT_R16G16B16_FLOAT:
+ return MESA_FORMAT_RGB_FLOAT16;
+ case PIPE_FORMAT_L32A32_FLOAT:
+ return MESA_FORMAT_LA_FLOAT32;
+ case PIPE_FORMAT_L16A16_FLOAT:
+ return MESA_FORMAT_LA_FLOAT16;
+ case PIPE_FORMAT_L32_FLOAT:
+ return MESA_FORMAT_L_FLOAT32;
+ case PIPE_FORMAT_L16_FLOAT:
+ return MESA_FORMAT_L_FLOAT16;
+ case PIPE_FORMAT_A32_FLOAT:
+ return MESA_FORMAT_A_FLOAT32;
+ case PIPE_FORMAT_A16_FLOAT:
+ return MESA_FORMAT_A_FLOAT16;
+ case PIPE_FORMAT_I32_FLOAT:
+ return MESA_FORMAT_I_FLOAT32;
+ case PIPE_FORMAT_I16_FLOAT:
+ return MESA_FORMAT_I_FLOAT16;
+ case PIPE_FORMAT_R32_FLOAT:
+ return MESA_FORMAT_R_FLOAT32;
+ case PIPE_FORMAT_R16_FLOAT:
+ return MESA_FORMAT_R_FLOAT16;
+ case PIPE_FORMAT_R32G32_FLOAT:
+ return MESA_FORMAT_RG_FLOAT32;
+ case PIPE_FORMAT_R16G16_FLOAT:
+ return MESA_FORMAT_RG_FLOAT16;
+
+ case PIPE_FORMAT_R8_UNORM:
+ return MESA_FORMAT_R_UNORM8;
+ case PIPE_FORMAT_R16_UNORM:
+ return MESA_FORMAT_R_UNORM16;
+ case PIPE_FORMAT_RG88_UNORM:
+ return MESA_FORMAT_R8G8_UNORM;
+ case PIPE_FORMAT_GR88_UNORM:
+ return MESA_FORMAT_G8R8_UNORM;
+ case PIPE_FORMAT_RG1616_UNORM:
+ return MESA_FORMAT_R16G16_UNORM;
+ case PIPE_FORMAT_GR1616_UNORM:
+ return MESA_FORMAT_G16R16_UNORM;
+
+ case PIPE_FORMAT_A8_UINT:
+ return MESA_FORMAT_A_UINT8;
+ case PIPE_FORMAT_A16_UINT:
+ return MESA_FORMAT_A_UINT16;
+ case PIPE_FORMAT_A32_UINT:
+ return MESA_FORMAT_A_UINT32;
+ case PIPE_FORMAT_A8_SINT:
+ return MESA_FORMAT_A_SINT8;
+ case PIPE_FORMAT_A16_SINT:
+ return MESA_FORMAT_A_SINT16;
+ case PIPE_FORMAT_A32_SINT:
+ return MESA_FORMAT_A_SINT32;
+
+ case PIPE_FORMAT_I8_UINT:
+ return MESA_FORMAT_I_UINT8;
+ case PIPE_FORMAT_I16_UINT:
+ return MESA_FORMAT_I_UINT16;
+ case PIPE_FORMAT_I32_UINT:
+ return MESA_FORMAT_I_UINT32;
+ case PIPE_FORMAT_I8_SINT:
+ return MESA_FORMAT_I_SINT8;
+ case PIPE_FORMAT_I16_SINT:
+ return MESA_FORMAT_I_SINT16;
+ case PIPE_FORMAT_I32_SINT:
+ return MESA_FORMAT_I_SINT32;
+
+ case PIPE_FORMAT_L8_UINT:
+ return MESA_FORMAT_L_UINT8;
+ case PIPE_FORMAT_L16_UINT:
+ return MESA_FORMAT_L_UINT16;
+ case PIPE_FORMAT_L32_UINT:
+ return MESA_FORMAT_L_UINT32;
+ case PIPE_FORMAT_L8_SINT:
+ return MESA_FORMAT_L_SINT8;
+ case PIPE_FORMAT_L16_SINT:
+ return MESA_FORMAT_L_SINT16;
+ case PIPE_FORMAT_L32_SINT:
+ return MESA_FORMAT_L_SINT32;
+
+ case PIPE_FORMAT_L8A8_UINT:
+ return MESA_FORMAT_LA_UINT8;
+ case PIPE_FORMAT_L16A16_UINT:
+ return MESA_FORMAT_LA_UINT16;
+ case PIPE_FORMAT_L32A32_UINT:
+ return MESA_FORMAT_LA_UINT32;
+ case PIPE_FORMAT_L8A8_SINT:
+ return MESA_FORMAT_LA_SINT8;
+ case PIPE_FORMAT_L16A16_SINT:
+ return MESA_FORMAT_LA_SINT16;
+ case PIPE_FORMAT_L32A32_SINT:
+ return MESA_FORMAT_LA_SINT32;
+
+ case PIPE_FORMAT_R8_SINT:
+ return MESA_FORMAT_R_SINT8;
+ case PIPE_FORMAT_R8G8_SINT:
+ return MESA_FORMAT_RG_SINT8;
+ case PIPE_FORMAT_R8G8B8_SINT:
+ return MESA_FORMAT_RGB_SINT8;
+ case PIPE_FORMAT_R8G8B8A8_SINT:
+ return MESA_FORMAT_RGBA_SINT8;
+
+ case PIPE_FORMAT_R16_SINT:
+ return MESA_FORMAT_R_SINT16;
+ case PIPE_FORMAT_R16G16_SINT:
+ return MESA_FORMAT_RG_SINT16;
+ case PIPE_FORMAT_R16G16B16_SINT:
+ return MESA_FORMAT_RGB_SINT16;
+ case PIPE_FORMAT_R16G16B16A16_SINT:
+ return MESA_FORMAT_RGBA_SINT16;
+
+ case PIPE_FORMAT_R32_SINT:
+ return MESA_FORMAT_R_SINT32;
+ case PIPE_FORMAT_R32G32_SINT:
+ return MESA_FORMAT_RG_SINT32;
+ case PIPE_FORMAT_R32G32B32_SINT:
+ return MESA_FORMAT_RGB_SINT32;
+ case PIPE_FORMAT_R32G32B32A32_SINT:
+ return MESA_FORMAT_RGBA_SINT32;
+
+ /* unsigned int formats */
+ case PIPE_FORMAT_R8_UINT:
+ return MESA_FORMAT_R_UINT8;
+ case PIPE_FORMAT_R8G8_UINT:
+ return MESA_FORMAT_RG_UINT8;
+ case PIPE_FORMAT_R8G8B8_UINT:
+ return MESA_FORMAT_RGB_UINT8;
+ case PIPE_FORMAT_R8G8B8A8_UINT:
+ return MESA_FORMAT_RGBA_UINT8;
+
+ case PIPE_FORMAT_R16_UINT:
+ return MESA_FORMAT_R_UINT16;
+ case PIPE_FORMAT_R16G16_UINT:
+ return MESA_FORMAT_RG_UINT16;
+ case PIPE_FORMAT_R16G16B16_UINT:
+ return MESA_FORMAT_RGB_UINT16;
+ case PIPE_FORMAT_R16G16B16A16_UINT:
+ return MESA_FORMAT_RGBA_UINT16;
+
+ case PIPE_FORMAT_R32_UINT:
+ return MESA_FORMAT_R_UINT32;
+ case PIPE_FORMAT_R32G32_UINT:
+ return MESA_FORMAT_RG_UINT32;
+ case PIPE_FORMAT_R32G32B32_UINT:
+ return MESA_FORMAT_RGB_UINT32;
+ case PIPE_FORMAT_R32G32B32A32_UINT:
+ return MESA_FORMAT_RGBA_UINT32;
+
+ case PIPE_FORMAT_RGTC1_UNORM:
+ return MESA_FORMAT_R_RGTC1_UNORM;
+ case PIPE_FORMAT_RGTC1_SNORM:
+ return MESA_FORMAT_R_RGTC1_SNORM;
+ case PIPE_FORMAT_RGTC2_UNORM:
+ return MESA_FORMAT_RG_RGTC2_UNORM;
+ case PIPE_FORMAT_RGTC2_SNORM:
+ return MESA_FORMAT_RG_RGTC2_SNORM;
+
+ case PIPE_FORMAT_LATC1_UNORM:
+ return MESA_FORMAT_L_LATC1_UNORM;
+ case PIPE_FORMAT_LATC1_SNORM:
+ return MESA_FORMAT_L_LATC1_SNORM;
+ case PIPE_FORMAT_LATC2_UNORM:
+ return MESA_FORMAT_LA_LATC2_UNORM;
+ case PIPE_FORMAT_LATC2_SNORM:
+ return MESA_FORMAT_LA_LATC2_SNORM;
+
+ case PIPE_FORMAT_ETC1_RGB8:
+ return MESA_FORMAT_ETC1_RGB8;
+
+ case PIPE_FORMAT_BPTC_RGBA_UNORM:
+ return MESA_FORMAT_BPTC_RGBA_UNORM;
+ case PIPE_FORMAT_BPTC_SRGBA:
+ return MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM;
+ case PIPE_FORMAT_BPTC_RGB_FLOAT:
+ return MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT;
+ case PIPE_FORMAT_BPTC_RGB_UFLOAT:
+ return MESA_FORMAT_BPTC_RGB_UNSIGNED_FLOAT;
+
+ /* signed normalized formats */
+ case PIPE_FORMAT_R8_SNORM:
+ return MESA_FORMAT_R_SNORM8;
+ case PIPE_FORMAT_RG88_SNORM:
+ return MESA_FORMAT_R8G8_SNORM;
+ case PIPE_FORMAT_GR88_SNORM:
+ return MESA_FORMAT_G8R8_SNORM;
+ case PIPE_FORMAT_RGBA8888_SNORM:
+ return MESA_FORMAT_R8G8B8A8_SNORM;
+ case PIPE_FORMAT_ABGR8888_SNORM:
+ return MESA_FORMAT_A8B8G8R8_SNORM;
+
+ case PIPE_FORMAT_A8_SNORM:
+ return MESA_FORMAT_A_SNORM8;
+ case PIPE_FORMAT_L8_SNORM:
+ return MESA_FORMAT_L_SNORM8;
+ case PIPE_FORMAT_LA88_SNORM:
+ return MESA_FORMAT_L8A8_SNORM;
+ case PIPE_FORMAT_AL88_SNORM:
+ return MESA_FORMAT_A8L8_SNORM;
+ case PIPE_FORMAT_I8_SNORM:
+ return MESA_FORMAT_I_SNORM8;
+
+ case PIPE_FORMAT_R16_SNORM:
+ return MESA_FORMAT_R_SNORM16;
+ case PIPE_FORMAT_RG1616_SNORM:
+ return MESA_FORMAT_R16G16_SNORM;
+ case PIPE_FORMAT_GR1616_SNORM:
+ return MESA_FORMAT_G16R16_SNORM;
+ case PIPE_FORMAT_R16G16B16A16_SNORM:
+ return MESA_FORMAT_RGBA_SNORM16;
+
+ case PIPE_FORMAT_A16_SNORM:
+ return MESA_FORMAT_A_SNORM16;
+ case PIPE_FORMAT_L16_SNORM:
+ return MESA_FORMAT_L_SNORM16;
+ case PIPE_FORMAT_L16A16_SNORM:
+ return MESA_FORMAT_LA_SNORM16;
+ case PIPE_FORMAT_I16_SNORM:
+ return MESA_FORMAT_I_SNORM16;
+
+ case PIPE_FORMAT_R9G9B9E5_FLOAT:
+ return MESA_FORMAT_R9G9B9E5_FLOAT;
+ case PIPE_FORMAT_R11G11B10_FLOAT:
+ return MESA_FORMAT_R11G11B10_FLOAT;
+
+ case PIPE_FORMAT_B10G10R10A2_UINT:
+ return MESA_FORMAT_B10G10R10A2_UINT;
+ case PIPE_FORMAT_R10G10B10A2_UINT:
+ return MESA_FORMAT_R10G10B10A2_UINT;
+
+ case PIPE_FORMAT_B4G4R4X4_UNORM:
+ return MESA_FORMAT_B4G4R4X4_UNORM;
+ case PIPE_FORMAT_B5G5R5X1_UNORM:
+ return MESA_FORMAT_B5G5R5X1_UNORM;
+ case PIPE_FORMAT_X1B5G5R5_UNORM:
+ return MESA_FORMAT_X1B5G5R5_UNORM;
+ case PIPE_FORMAT_RGBX8888_SNORM:
+ return MESA_FORMAT_R8G8B8X8_SNORM;
+ case PIPE_FORMAT_XBGR8888_SNORM:
+ return MESA_FORMAT_X8B8G8R8_SNORM;
+ case PIPE_FORMAT_RGBX8888_SRGB:
+ return MESA_FORMAT_R8G8B8X8_SRGB;
+ case PIPE_FORMAT_XBGR8888_SRGB:
+ return MESA_FORMAT_X8B8G8R8_SRGB;
+ case PIPE_FORMAT_R8G8B8X8_UINT:
+ return MESA_FORMAT_RGBX_UINT8;
+ case PIPE_FORMAT_R8G8B8X8_SINT:
+ return MESA_FORMAT_RGBX_SINT8;
+ case PIPE_FORMAT_B10G10R10X2_UNORM:
+ return MESA_FORMAT_B10G10R10X2_UNORM;
+ case PIPE_FORMAT_R16G16B16X16_UNORM:
+ return MESA_FORMAT_RGBX_UNORM16;
+ case PIPE_FORMAT_R16G16B16X16_SNORM:
+ return MESA_FORMAT_RGBX_SNORM16;
+ case PIPE_FORMAT_R16G16B16X16_FLOAT:
+ return MESA_FORMAT_RGBX_FLOAT16;
+ case PIPE_FORMAT_R16G16B16X16_UINT:
+ return MESA_FORMAT_RGBX_UINT16;
+ case PIPE_FORMAT_R16G16B16X16_SINT:
+ return MESA_FORMAT_RGBX_SINT16;
+ case PIPE_FORMAT_R32G32B32X32_FLOAT:
+ return MESA_FORMAT_RGBX_FLOAT32;
+ case PIPE_FORMAT_R32G32B32X32_UINT:
+ return MESA_FORMAT_RGBX_UINT32;
+ case PIPE_FORMAT_R32G32B32X32_SINT:
+ return MESA_FORMAT_RGBX_SINT32;
+
+ case PIPE_FORMAT_BGRX8888_SRGB:
+ return MESA_FORMAT_B8G8R8X8_SRGB;
+ case PIPE_FORMAT_XRGB8888_SRGB:
+ return MESA_FORMAT_X8R8G8B8_SRGB;
+
+ case PIPE_FORMAT_ETC2_RGB8:
+ return MESA_FORMAT_ETC2_RGB8;
+ case PIPE_FORMAT_ETC2_SRGB8:
+ return MESA_FORMAT_ETC2_SRGB8;
+ case PIPE_FORMAT_ETC2_RGB8A1:
+ return MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1;
+ case PIPE_FORMAT_ETC2_SRGB8A1:
+ return MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1;
+ case PIPE_FORMAT_ETC2_RGBA8:
+ return MESA_FORMAT_ETC2_RGBA8_EAC;
+ case PIPE_FORMAT_ETC2_SRGBA8:
+ return MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC;
+ case PIPE_FORMAT_ETC2_R11_UNORM:
+ return MESA_FORMAT_ETC2_R11_EAC;
+ case PIPE_FORMAT_ETC2_R11_SNORM:
+ return MESA_FORMAT_ETC2_SIGNED_R11_EAC;
+ case PIPE_FORMAT_ETC2_RG11_UNORM:
+ return MESA_FORMAT_ETC2_RG11_EAC;
+ case PIPE_FORMAT_ETC2_RG11_SNORM:
+ return MESA_FORMAT_ETC2_SIGNED_RG11_EAC;
+
+ case PIPE_FORMAT_ASTC_4x4:
+ return MESA_FORMAT_RGBA_ASTC_4x4;
+ case PIPE_FORMAT_ASTC_5x4:
+ return MESA_FORMAT_RGBA_ASTC_5x4;
+ case PIPE_FORMAT_ASTC_5x5:
+ return MESA_FORMAT_RGBA_ASTC_5x5;
+ case PIPE_FORMAT_ASTC_6x5:
+ return MESA_FORMAT_RGBA_ASTC_6x5;
+ case PIPE_FORMAT_ASTC_6x6:
+ return MESA_FORMAT_RGBA_ASTC_6x6;
+ case PIPE_FORMAT_ASTC_8x5:
+ return MESA_FORMAT_RGBA_ASTC_8x5;
+ case PIPE_FORMAT_ASTC_8x6:
+ return MESA_FORMAT_RGBA_ASTC_8x6;
+ case PIPE_FORMAT_ASTC_8x8:
+ return MESA_FORMAT_RGBA_ASTC_8x8;
+ case PIPE_FORMAT_ASTC_10x5:
+ return MESA_FORMAT_RGBA_ASTC_10x5;
+ case PIPE_FORMAT_ASTC_10x6:
+ return MESA_FORMAT_RGBA_ASTC_10x6;
+ case PIPE_FORMAT_ASTC_10x8:
+ return MESA_FORMAT_RGBA_ASTC_10x8;
+ case PIPE_FORMAT_ASTC_10x10:
+ return MESA_FORMAT_RGBA_ASTC_10x10;
+ case PIPE_FORMAT_ASTC_12x10:
+ return MESA_FORMAT_RGBA_ASTC_12x10;
+ case PIPE_FORMAT_ASTC_12x12:
+ return MESA_FORMAT_RGBA_ASTC_12x12;
+
+ case PIPE_FORMAT_ASTC_4x4_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_4x4;
+ case PIPE_FORMAT_ASTC_5x4_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_5x4;
+ case PIPE_FORMAT_ASTC_5x5_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_5x5;
+ case PIPE_FORMAT_ASTC_6x5_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_6x5;
+ case PIPE_FORMAT_ASTC_6x6_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_6x6;
+ case PIPE_FORMAT_ASTC_8x5_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x5;
+ case PIPE_FORMAT_ASTC_8x6_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x6;
+ case PIPE_FORMAT_ASTC_8x8_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x8;
+ case PIPE_FORMAT_ASTC_10x5_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x5;
+ case PIPE_FORMAT_ASTC_10x6_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x6;
+ case PIPE_FORMAT_ASTC_10x8_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x8;
+ case PIPE_FORMAT_ASTC_10x10_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x10;
+ case PIPE_FORMAT_ASTC_12x10_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_12x10;
+ case PIPE_FORMAT_ASTC_12x12_SRGB:
+ return MESA_FORMAT_SRGB8_ALPHA8_ASTC_12x12;
+
default:
- assert(0);
- return 0;
+ return MESA_FORMAT_NONE;
}
}
/**
- * Find an RGBA format supported by the context/winsys.
+ * Debug only: check that the two functions above correctly map
+ * Mesa formats to Gallium formats and back again.
*/
-static enum pipe_format
-default_rgba_format(struct pipe_screen *screen,
- enum pipe_texture_target target,
- unsigned tex_usage,
- unsigned geom_flags)
+static void
+test_format_conversion(struct st_context *st)
{
- static const enum pipe_format colorFormats[] = {
- PIPE_FORMAT_A8R8G8B8_UNORM,
- PIPE_FORMAT_B8G8R8A8_UNORM,
- PIPE_FORMAT_R8G8B8A8_UNORM,
- PIPE_FORMAT_R5G6B5_UNORM
- };
- uint i;
- for (i = 0; i < Elements(colorFormats); i++) {
- if (screen->is_format_supported( screen, colorFormats[i], target, tex_usage, geom_flags )) {
- return colorFormats[i];
+ GLuint i;
+
+ /* test all Mesa formats */
+ for (i = 1; i < MESA_FORMAT_COUNT; i++) {
+ enum pipe_format pf;
+
+ if (st_compressed_format_fallback(st, i))
+ continue;
+
+ pf = st_mesa_format_to_pipe_format(st, i);
+ if (pf != PIPE_FORMAT_NONE) {
+ mesa_format MAYBE_UNUSED mf = st_pipe_format_to_mesa_format(pf);
+ assert(mf == i);
}
}
- return PIPE_FORMAT_NONE;
-}
-/**
- * Find an RGB format supported by the context/winsys.
- */
-static enum pipe_format
-default_rgb_format(struct pipe_screen *screen,
- enum pipe_texture_target target,
- unsigned tex_usage,
- unsigned geom_flags)
-{
- static const enum pipe_format colorFormats[] = {
- PIPE_FORMAT_X8R8G8B8_UNORM,
- PIPE_FORMAT_B8G8R8X8_UNORM,
- PIPE_FORMAT_R8G8B8X8_UNORM,
- PIPE_FORMAT_A8R8G8B8_UNORM,
- PIPE_FORMAT_B8G8R8A8_UNORM,
- PIPE_FORMAT_R8G8B8A8_UNORM,
- PIPE_FORMAT_R5G6B5_UNORM
- };
- uint i;
- for (i = 0; i < Elements(colorFormats); i++) {
- if (screen->is_format_supported( screen, colorFormats[i], target, tex_usage, geom_flags )) {
- return colorFormats[i];
+ /* Test all Gallium formats */
+ for (i = 1; i < PIPE_FORMAT_COUNT; i++) {
+ mesa_format mf = st_pipe_format_to_mesa_format(i);
+ if (st_compressed_format_fallback(st, mf))
+ continue;
+
+ if (mf != MESA_FORMAT_NONE) {
+ enum pipe_format MAYBE_UNUSED pf =
+ st_mesa_format_to_pipe_format(st, mf);
+ assert(pf == i);
}
}
- return PIPE_FORMAT_NONE;
}
+
/**
- * Find an sRGBA format supported by the context/winsys.
+ * Map GL texture formats to Gallium pipe formats.
*/
-static enum pipe_format
-default_srgba_format(struct pipe_screen *screen,
- enum pipe_texture_target target,
- unsigned tex_usage,
- unsigned geom_flags)
+struct format_mapping
{
- static const enum pipe_format colorFormats[] = {
- PIPE_FORMAT_A8R8G8B8_SRGB,
- PIPE_FORMAT_B8G8R8A8_SRGB,
- PIPE_FORMAT_R8G8B8A8_SRGB,
- };
- uint i;
- for (i = 0; i < Elements(colorFormats); i++) {
- if (screen->is_format_supported( screen, colorFormats[i], target, tex_usage, geom_flags )) {
- return colorFormats[i];
- }
- }
- return PIPE_FORMAT_NONE;
-}
+ GLenum glFormats[18]; /**< list of GLenum formats, 0-terminated */
+ enum pipe_format pipeFormats[14]; /**< list of pipe formats, 0-terminated */
+};
+
+
+#define DEFAULT_RGBA_FORMATS \
+ PIPE_FORMAT_R8G8B8A8_UNORM, \
+ PIPE_FORMAT_B8G8R8A8_UNORM, \
+ PIPE_FORMAT_A8R8G8B8_UNORM, \
+ PIPE_FORMAT_A8B8G8R8_UNORM, \
+ 0
+
+#define DEFAULT_RGB_FORMATS \
+ PIPE_FORMAT_R8G8B8X8_UNORM, \
+ PIPE_FORMAT_B8G8R8X8_UNORM, \
+ PIPE_FORMAT_X8R8G8B8_UNORM, \
+ PIPE_FORMAT_X8B8G8R8_UNORM, \
+ PIPE_FORMAT_B5G6R5_UNORM, \
+ DEFAULT_RGBA_FORMATS
+
+#define DEFAULT_SRGBA_FORMATS \
+ PIPE_FORMAT_R8G8B8A8_SRGB, \
+ PIPE_FORMAT_B8G8R8A8_SRGB, \
+ PIPE_FORMAT_A8R8G8B8_SRGB, \
+ PIPE_FORMAT_A8B8G8R8_SRGB, \
+ 0
+
+#define DEFAULT_DEPTH_FORMATS \
+ PIPE_FORMAT_Z24X8_UNORM, \
+ PIPE_FORMAT_X8Z24_UNORM, \
+ PIPE_FORMAT_Z16_UNORM, \
+ PIPE_FORMAT_Z24_UNORM_S8_UINT, \
+ PIPE_FORMAT_S8_UINT_Z24_UNORM, \
+ 0
+
+#define DEFAULT_SNORM8_RGBA_FORMATS \
+ PIPE_FORMAT_R8G8B8A8_SNORM, \
+ 0
+
+#define DEFAULT_UNORM16_RGBA_FORMATS \
+ PIPE_FORMAT_R16G16B16A16_UNORM, \
+ DEFAULT_RGBA_FORMATS
+
/**
- * Search list of formats for first RGBA format with >8 bits/channel.
+ * This table maps OpenGL texture format enums to Gallium pipe_format enums.
+ * Multiple GL enums might map to multiple pipe_formats.
+ * The first pipe format in the list that's supported is the one that's chosen.
*/
-static enum pipe_format
-default_deep_rgba_format(struct pipe_screen *screen,
- enum pipe_texture_target target,
- unsigned tex_usage,
- unsigned geom_flags)
-{
- if (screen->is_format_supported(screen, PIPE_FORMAT_R16G16B16A16_SNORM, target, tex_usage, geom_flags)) {
- return PIPE_FORMAT_R16G16B16A16_SNORM;
- }
- if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET)
- return default_rgba_format(screen, target, tex_usage, geom_flags);
- else
- return PIPE_FORMAT_NONE;
-}
+static const struct format_mapping format_map[] = {
+ /* Basic RGB, RGBA formats */
+ {
+ { GL_RGB10, 0 },
+ { PIPE_FORMAT_R10G10B10X2_UNORM, PIPE_FORMAT_B10G10R10X2_UNORM,
+ PIPE_FORMAT_R10G10B10A2_UNORM, PIPE_FORMAT_B10G10R10A2_UNORM,
+ DEFAULT_RGB_FORMATS }
+ },
+ {
+ { GL_RGB10_A2, 0 },
+ { PIPE_FORMAT_R10G10B10A2_UNORM, PIPE_FORMAT_B10G10R10A2_UNORM,
+ DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { 4, GL_RGBA, GL_RGBA8, 0 },
+ { PIPE_FORMAT_R8G8B8A8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_BGRA, 0 },
+ { DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { 3, GL_RGB, GL_RGB8, 0 },
+ { PIPE_FORMAT_R8G8B8X8_UNORM, DEFAULT_RGB_FORMATS }
+ },
+ {
+ { GL_RGB12, GL_RGB16, 0 },
+ { PIPE_FORMAT_R16G16B16X16_UNORM, PIPE_FORMAT_R16G16B16A16_UNORM,
+ DEFAULT_RGB_FORMATS }
+ },
+ {
+ { GL_RGBA12, GL_RGBA16, 0 },
+ { PIPE_FORMAT_R16G16B16A16_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_RGBA4, GL_RGBA2, 0 },
+ { PIPE_FORMAT_B4G4R4A4_UNORM, PIPE_FORMAT_A4B4G4R4_UNORM,
+ DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_RGB5_A1, 0 },
+ { PIPE_FORMAT_B5G5R5A1_UNORM, PIPE_FORMAT_A1B5G5R5_UNORM,
+ DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_R3_G3_B2, 0 },
+ { PIPE_FORMAT_B2G3R3_UNORM, PIPE_FORMAT_B5G6R5_UNORM,
+ PIPE_FORMAT_B5G5R5A1_UNORM, DEFAULT_RGB_FORMATS }
+ },
+ {
+ { GL_RGB4 },
+ { PIPE_FORMAT_B4G4R4X4_UNORM, PIPE_FORMAT_B4G4R4A4_UNORM,
+ PIPE_FORMAT_A4B4G4R4_UNORM,
+ DEFAULT_RGB_FORMATS }
+ },
+ {
+ { GL_RGB5 },
+ { PIPE_FORMAT_B5G5R5X1_UNORM, PIPE_FORMAT_X1B5G5R5_UNORM,
+ PIPE_FORMAT_B5G5R5A1_UNORM, PIPE_FORMAT_A1B5G5R5_UNORM,
+ DEFAULT_RGB_FORMATS }
+ },
+ {
+ { GL_RGB565 },
+ { PIPE_FORMAT_B5G6R5_UNORM, DEFAULT_RGB_FORMATS }
+ },
+
+ /* basic Alpha formats */
+ {
+ { GL_ALPHA12, GL_ALPHA16, 0 },
+ { PIPE_FORMAT_A16_UNORM, PIPE_FORMAT_R16G16B16A16_UNORM,
+ PIPE_FORMAT_A8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_ALPHA, GL_ALPHA4, GL_ALPHA8, GL_COMPRESSED_ALPHA, 0 },
+ { PIPE_FORMAT_A8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+
+ /* basic Luminance formats */
+ {
+ { GL_LUMINANCE12, GL_LUMINANCE16, 0 },
+ { PIPE_FORMAT_L16_UNORM, PIPE_FORMAT_R16G16B16A16_UNORM,
+ PIPE_FORMAT_L8_UNORM, DEFAULT_RGB_FORMATS }
+ },
+ {
+ { 1, GL_LUMINANCE, GL_LUMINANCE4, GL_LUMINANCE8, 0 },
+ { PIPE_FORMAT_L8_UNORM, PIPE_FORMAT_L8A8_UNORM, DEFAULT_RGB_FORMATS }
+ },
+
+ /* basic Luminance/Alpha formats */
+ {
+ { GL_LUMINANCE12_ALPHA4, GL_LUMINANCE12_ALPHA12,
+ GL_LUMINANCE16_ALPHA16, 0},
+ { PIPE_FORMAT_L16A16_UNORM, PIPE_FORMAT_R16G16B16A16_UNORM,
+ PIPE_FORMAT_L8A8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { 2, GL_LUMINANCE_ALPHA, GL_LUMINANCE6_ALPHA2, GL_LUMINANCE8_ALPHA8, 0 },
+ { PIPE_FORMAT_L8A8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_LUMINANCE4_ALPHA4, 0 },
+ { PIPE_FORMAT_L4A4_UNORM, PIPE_FORMAT_L8A8_UNORM,
+ DEFAULT_RGBA_FORMATS }
+ },
+
+ /* basic Intensity formats */
+ {
+ { GL_INTENSITY12, GL_INTENSITY16, 0 },
+ { PIPE_FORMAT_I16_UNORM, PIPE_FORMAT_R16G16B16A16_UNORM,
+ PIPE_FORMAT_I8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_INTENSITY, GL_INTENSITY4, GL_INTENSITY8,
+ GL_COMPRESSED_INTENSITY, 0 },
+ { PIPE_FORMAT_I8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+
+ /* YCbCr */
+ {
+ { GL_YCBCR_MESA, 0 },
+ { PIPE_FORMAT_UYVY, PIPE_FORMAT_YUYV, 0 }
+ },
+
+ /* compressed formats */ /* XXX PIPE_BIND_SAMPLER_VIEW only */
+ {
+ { GL_COMPRESSED_RGB, 0 },
+ { PIPE_FORMAT_DXT1_RGB, DEFAULT_RGB_FORMATS }
+ },
+ {
+ { GL_COMPRESSED_RGBA, 0 },
+ { PIPE_FORMAT_DXT5_RGBA, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_RGB_S3TC, GL_RGB4_S3TC, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, 0 },
+ { PIPE_FORMAT_DXT1_RGB, 0 }
+ },
+ {
+ { GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, 0 },
+ { PIPE_FORMAT_DXT1_RGBA, 0 }
+ },
+ {
+ { GL_RGBA_S3TC, GL_RGBA4_S3TC, GL_COMPRESSED_RGBA_S3TC_DXT3_EXT, 0 },
+ { PIPE_FORMAT_DXT3_RGBA, 0 }
+ },
+ {
+ { GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, 0 },
+ { PIPE_FORMAT_DXT5_RGBA, 0 }
+ },
+
+#if 0
+ {
+ { GL_COMPRESSED_RGB_FXT1_3DFX, 0 },
+ { PIPE_FORMAT_RGB_FXT1, 0 }
+ },
+ {
+ { GL_COMPRESSED_RGBA_FXT1_3DFX, 0 },
+ { PIPE_FORMAT_RGBA_FXT1, 0 }
+ },
+#endif
+
+ /* Depth formats */
+ {
+ { GL_DEPTH_COMPONENT16, 0 },
+ { PIPE_FORMAT_Z16_UNORM, DEFAULT_DEPTH_FORMATS }
+ },
+ {
+ { GL_DEPTH_COMPONENT24, 0 },
+ { PIPE_FORMAT_Z24X8_UNORM, PIPE_FORMAT_X8Z24_UNORM,
+ DEFAULT_DEPTH_FORMATS }
+ },
+ {
+ { GL_DEPTH_COMPONENT32, 0 },
+ { PIPE_FORMAT_Z32_UNORM, DEFAULT_DEPTH_FORMATS }
+ },
+ {
+ { GL_DEPTH_COMPONENT, 0 },
+ { DEFAULT_DEPTH_FORMATS }
+ },
+ {
+ { GL_DEPTH_COMPONENT32F, 0 },
+ { PIPE_FORMAT_Z32_FLOAT, 0 }
+ },
+
+ /* stencil formats */
+ {
+ { GL_STENCIL_INDEX, GL_STENCIL_INDEX1_EXT, GL_STENCIL_INDEX4_EXT,
+ GL_STENCIL_INDEX8_EXT, GL_STENCIL_INDEX16_EXT, 0 },
+ {
+ PIPE_FORMAT_S8_UINT, PIPE_FORMAT_Z24_UNORM_S8_UINT,
+ PIPE_FORMAT_S8_UINT_Z24_UNORM, 0
+ }
+ },
+
+ /* Depth / Stencil formats */
+ {
+ { GL_DEPTH_STENCIL_EXT, GL_DEPTH24_STENCIL8_EXT, 0 },
+ { PIPE_FORMAT_Z24_UNORM_S8_UINT, PIPE_FORMAT_S8_UINT_Z24_UNORM, 0 }
+ },
+ {
+ { GL_DEPTH32F_STENCIL8, 0 },
+ { PIPE_FORMAT_Z32_FLOAT_S8X24_UINT, 0 }
+ },
+
+ /* sRGB formats */
+ {
+ { GL_SRGB_EXT, GL_SRGB8_EXT, 0 },
+ { PIPE_FORMAT_R8G8B8X8_SRGB, PIPE_FORMAT_B8G8R8X8_SRGB,
+ DEFAULT_SRGBA_FORMATS }
+ },
+ {
+ { GL_SRGB_ALPHA_EXT, GL_SRGB8_ALPHA8_EXT, 0 },
+ { PIPE_FORMAT_R8G8B8A8_SRGB, DEFAULT_SRGBA_FORMATS }
+ },
+ {
+ { GL_COMPRESSED_SRGB_EXT, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT, 0 },
+ { PIPE_FORMAT_DXT1_SRGB, PIPE_FORMAT_R8G8B8X8_SRGB,
+ PIPE_FORMAT_B8G8R8X8_SRGB, DEFAULT_SRGBA_FORMATS }
+ },
+ {
+ { GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT, 0 },
+ { PIPE_FORMAT_DXT1_SRGBA, 0 }
+ },
+ {
+ { GL_COMPRESSED_SRGB_ALPHA_EXT,
+ GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT, 0 },
+ { PIPE_FORMAT_DXT3_SRGBA, DEFAULT_SRGBA_FORMATS }
+ },
+ {
+ { GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, 0 },
+ { PIPE_FORMAT_DXT5_SRGBA, 0 }
+ },
+ {
+ { GL_SLUMINANCE_ALPHA_EXT, GL_SLUMINANCE8_ALPHA8_EXT,
+ GL_COMPRESSED_SLUMINANCE_ALPHA_EXT, 0 },
+ { PIPE_FORMAT_L8A8_SRGB, DEFAULT_SRGBA_FORMATS }
+ },
+ {
+ { GL_SLUMINANCE_EXT, GL_SLUMINANCE8_EXT, GL_COMPRESSED_SLUMINANCE_EXT,
+ 0 },
+ { PIPE_FORMAT_L8_SRGB, DEFAULT_SRGBA_FORMATS }
+ },
+ {
+ { GL_SR8_EXT, 0 },
+ { PIPE_FORMAT_R8_SRGB, 0 }
+ },
+
+ /* 16-bit float formats */
+ {
+ { GL_RGBA16F_ARB, 0 },
+ { PIPE_FORMAT_R16G16B16A16_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_RGB16F_ARB, 0 },
+ { PIPE_FORMAT_R16G16B16_FLOAT, PIPE_FORMAT_R16G16B16X16_FLOAT,
+ PIPE_FORMAT_R16G16B16A16_FLOAT,
+ PIPE_FORMAT_R32G32B32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_LUMINANCE_ALPHA16F_ARB, 0 },
+ { PIPE_FORMAT_L16A16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
+ PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_ALPHA16F_ARB, 0 },
+ { PIPE_FORMAT_A16_FLOAT, PIPE_FORMAT_L16A16_FLOAT,
+ PIPE_FORMAT_A32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
+ PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_INTENSITY16F_ARB, 0 },
+ { PIPE_FORMAT_I16_FLOAT, PIPE_FORMAT_L16A16_FLOAT,
+ PIPE_FORMAT_I32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
+ PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_LUMINANCE16F_ARB, 0 },
+ { PIPE_FORMAT_L16_FLOAT, PIPE_FORMAT_L16A16_FLOAT,
+ PIPE_FORMAT_L32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
+ PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_R16F, 0 },
+ { PIPE_FORMAT_R16_FLOAT, PIPE_FORMAT_R16G16_FLOAT,
+ PIPE_FORMAT_R32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
+ PIPE_FORMAT_R32G32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_RG16F, 0 },
+ { PIPE_FORMAT_R16G16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT,
+ PIPE_FORMAT_R32G32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+
+ /* 32-bit float formats */
+ {
+ { GL_RGBA32F_ARB, 0 },
+ { PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_RGB32F_ARB, 0 },
+ { PIPE_FORMAT_R32G32B32_FLOAT, PIPE_FORMAT_R32G32B32X32_FLOAT,
+ PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_LUMINANCE_ALPHA32F_ARB, 0 },
+ { PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_ALPHA32F_ARB, 0 },
+ { PIPE_FORMAT_A32_FLOAT, PIPE_FORMAT_L32A32_FLOAT,
+ PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_INTENSITY32F_ARB, 0 },
+ { PIPE_FORMAT_I32_FLOAT, PIPE_FORMAT_L32A32_FLOAT,
+ PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_LUMINANCE32F_ARB, 0 },
+ { PIPE_FORMAT_L32_FLOAT, PIPE_FORMAT_L32A32_FLOAT,
+ PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_R32F, 0 },
+ { PIPE_FORMAT_R32_FLOAT, PIPE_FORMAT_R32G32_FLOAT,
+ PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+ {
+ { GL_RG32F, 0 },
+ { PIPE_FORMAT_R32G32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 }
+ },
+
+ /* R, RG formats */
+ {
+ { GL_RED, GL_R8, 0 },
+ { PIPE_FORMAT_R8_UNORM, PIPE_FORMAT_R8G8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_RG, GL_RG8, 0 },
+ { PIPE_FORMAT_R8G8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_R16, 0 },
+ { PIPE_FORMAT_R16_UNORM, PIPE_FORMAT_R16G16_UNORM,
+ DEFAULT_UNORM16_RGBA_FORMATS }
+ },
+ {
+ { GL_RG16, 0 },
+ { PIPE_FORMAT_R16G16_UNORM, DEFAULT_UNORM16_RGBA_FORMATS }
+ },
+
+ /* compressed R, RG formats */
+ {
+ { GL_COMPRESSED_RED, GL_COMPRESSED_RED_RGTC1, 0 },
+ { PIPE_FORMAT_RGTC1_UNORM, PIPE_FORMAT_R8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_COMPRESSED_SIGNED_RED_RGTC1, 0 },
+ { PIPE_FORMAT_RGTC1_SNORM, DEFAULT_SNORM8_RGBA_FORMATS }
+ },
+ {
+ { GL_COMPRESSED_RG, GL_COMPRESSED_RG_RGTC2, 0 },
+ { PIPE_FORMAT_RGTC2_UNORM, PIPE_FORMAT_R8G8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_COMPRESSED_SIGNED_RG_RGTC2, 0 },
+ { PIPE_FORMAT_RGTC2_SNORM, DEFAULT_SNORM8_RGBA_FORMATS }
+ },
+ {
+ { GL_COMPRESSED_LUMINANCE, GL_COMPRESSED_LUMINANCE_LATC1_EXT, 0 },
+ { PIPE_FORMAT_LATC1_UNORM, PIPE_FORMAT_L8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_COMPRESSED_SIGNED_LUMINANCE_LATC1_EXT, 0 },
+ { PIPE_FORMAT_LATC1_SNORM, DEFAULT_SNORM8_RGBA_FORMATS }
+ },
+ {
+ { GL_COMPRESSED_LUMINANCE_ALPHA, GL_COMPRESSED_LUMINANCE_ALPHA_LATC2_EXT,
+ GL_COMPRESSED_LUMINANCE_ALPHA_3DC_ATI, 0 },
+ { PIPE_FORMAT_LATC2_UNORM, PIPE_FORMAT_L8A8_UNORM, DEFAULT_RGBA_FORMATS }
+ },
+ {
+ { GL_COMPRESSED_SIGNED_LUMINANCE_ALPHA_LATC2_EXT, 0 },
+ { PIPE_FORMAT_LATC2_SNORM, DEFAULT_SNORM8_RGBA_FORMATS }
+ },
+
+ /* ETC1 */
+ {
+ { GL_ETC1_RGB8_OES, 0 },
+ { PIPE_FORMAT_ETC1_RGB8, 0 }
+ },
+
+ /* ETC2 */
+ {
+ { GL_COMPRESSED_RGB8_ETC2, 0 },
+ { PIPE_FORMAT_ETC2_RGB8, 0 }
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ETC2, 0 },
+ { PIPE_FORMAT_ETC2_SRGB8, 0 }
+ },
+ {
+ { GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, 0 },
+ { PIPE_FORMAT_ETC2_RGB8A1, 0 }
+ },
+ {
+ { GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, 0 },
+ { PIPE_FORMAT_ETC2_SRGB8A1, 0 }
+ },
+ {
+ { GL_COMPRESSED_RGBA8_ETC2_EAC, 0 },
+ { PIPE_FORMAT_ETC2_RGBA8, 0 }
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, 0 },
+ { PIPE_FORMAT_ETC2_SRGBA8, 0 }
+ },
+ {
+ { GL_COMPRESSED_R11_EAC, 0 },
+ { PIPE_FORMAT_ETC2_R11_UNORM, 0 }
+ },
+ {
+ { GL_COMPRESSED_SIGNED_R11_EAC, 0 },
+ { PIPE_FORMAT_ETC2_R11_SNORM, 0 }
+ },
+ {
+ { GL_COMPRESSED_RG11_EAC, 0 },
+ { PIPE_FORMAT_ETC2_RG11_UNORM, 0 }
+ },
+ {
+ { GL_COMPRESSED_SIGNED_RG11_EAC, 0 },
+ { PIPE_FORMAT_ETC2_RG11_SNORM, 0 }
+ },
+
+ /* BPTC */
+ {
+ { GL_COMPRESSED_RGBA_BPTC_UNORM, 0 },
+ { PIPE_FORMAT_BPTC_RGBA_UNORM, 0 },
+ },
+ {
+ { GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM, 0 },
+ { PIPE_FORMAT_BPTC_SRGBA, 0 },
+ },
+ {
+ { GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT, 0 },
+ { PIPE_FORMAT_BPTC_RGB_FLOAT, 0 },
+ },
+ {
+ { GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT, 0 },
+ { PIPE_FORMAT_BPTC_RGB_UFLOAT, 0 },
+ },
+
+ /* ASTC */
+ {
+ { GL_COMPRESSED_RGBA_ASTC_4x4_KHR, 0 },
+ { PIPE_FORMAT_ASTC_4x4, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_5x4_KHR, 0 },
+ { PIPE_FORMAT_ASTC_5x4, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_5x5_KHR, 0 },
+ { PIPE_FORMAT_ASTC_5x5, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_6x5_KHR, 0 },
+ { PIPE_FORMAT_ASTC_6x5, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_6x6_KHR, 0 },
+ { PIPE_FORMAT_ASTC_6x6, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_8x5_KHR, 0 },
+ { PIPE_FORMAT_ASTC_8x5, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_8x6_KHR, 0 },
+ { PIPE_FORMAT_ASTC_8x6, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_8x8_KHR, 0 },
+ { PIPE_FORMAT_ASTC_8x8, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_10x5_KHR, 0 },
+ { PIPE_FORMAT_ASTC_10x5, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_10x6_KHR, 0 },
+ { PIPE_FORMAT_ASTC_10x6, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_10x8_KHR, 0 },
+ { PIPE_FORMAT_ASTC_10x8, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_10x10_KHR, 0 },
+ { PIPE_FORMAT_ASTC_10x10, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_12x10_KHR, 0 },
+ { PIPE_FORMAT_ASTC_12x10, 0},
+ },
+ {
+ { GL_COMPRESSED_RGBA_ASTC_12x12_KHR, 0 },
+ { PIPE_FORMAT_ASTC_12x12, 0},
+ },
+
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR, 0 },
+ { PIPE_FORMAT_ASTC_4x4_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR, 0 },
+ { PIPE_FORMAT_ASTC_5x4_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR, 0 },
+ { PIPE_FORMAT_ASTC_5x5_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR, 0 },
+ { PIPE_FORMAT_ASTC_6x5_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR, 0 },
+ { PIPE_FORMAT_ASTC_6x6_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR, 0 },
+ { PIPE_FORMAT_ASTC_8x5_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR, 0 },
+ { PIPE_FORMAT_ASTC_8x6_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR, 0 },
+ { PIPE_FORMAT_ASTC_8x8_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR, 0 },
+ { PIPE_FORMAT_ASTC_10x5_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR, 0 },
+ { PIPE_FORMAT_ASTC_10x6_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR, 0 },
+ { PIPE_FORMAT_ASTC_10x8_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR, 0 },
+ { PIPE_FORMAT_ASTC_10x10_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR, 0 },
+ { PIPE_FORMAT_ASTC_12x10_SRGB, 0},
+ },
+ {
+ { GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR, 0 },
+ { PIPE_FORMAT_ASTC_12x12_SRGB, 0},
+ },
+
+ /* signed/unsigned integer formats.
+ */
+ {
+ { GL_RGBA_INTEGER_EXT,
+ GL_BGRA_INTEGER_EXT,
+ GL_RGBA8I_EXT, 0 },
+ { PIPE_FORMAT_R8G8B8A8_SINT, 0 }
+ },
+ {
+ { GL_RGB_INTEGER_EXT,
+ GL_BGR_INTEGER_EXT,
+ GL_RGB8I_EXT,
+ GL_BLUE_INTEGER_EXT, 0 },
+ { PIPE_FORMAT_R8G8B8_SINT, PIPE_FORMAT_R8G8B8X8_SINT,
+ PIPE_FORMAT_R8G8B8A8_SINT, 0 }
+ },
+ {
+ { GL_ALPHA_INTEGER_EXT,
+ GL_ALPHA8I_EXT, 0 },
+ { PIPE_FORMAT_A8_SINT, PIPE_FORMAT_R8G8B8A8_SINT, 0 }
+ },
+ {
+ { GL_ALPHA16I_EXT, 0 },
+ { PIPE_FORMAT_A16_SINT, PIPE_FORMAT_R16G16B16A16_SINT, 0 }
+ },
+ {
+ { GL_ALPHA32I_EXT, 0 },
+ { PIPE_FORMAT_A32_SINT, PIPE_FORMAT_R32G32B32A32_SINT, 0 }
+ },
+ {
+ { GL_ALPHA8UI_EXT, 0 },
+ { PIPE_FORMAT_A8_UINT, PIPE_FORMAT_R8G8B8A8_UINT, 0 }
+ },
+ {
+ { GL_ALPHA16UI_EXT, 0 },
+ { PIPE_FORMAT_A16_UINT, PIPE_FORMAT_R16G16B16A16_UINT, 0 }
+ },
+ {
+ { GL_ALPHA32UI_EXT, 0 },
+ { PIPE_FORMAT_A32_UINT, PIPE_FORMAT_R32G32B32A32_UINT, 0 }
+ },
+ {
+ { GL_INTENSITY8I_EXT, 0 },
+ { PIPE_FORMAT_I8_SINT, PIPE_FORMAT_R8G8B8A8_SINT, 0 }
+ },
+ {
+ { GL_INTENSITY16I_EXT, 0 },
+ { PIPE_FORMAT_I16_SINT, PIPE_FORMAT_R16G16B16A16_SINT, 0 }
+ },
+ {
+ { GL_INTENSITY32I_EXT, 0 },
+ { PIPE_FORMAT_I32_SINT, PIPE_FORMAT_R32G32B32A32_SINT, 0 }
+ },
+ {
+ { GL_INTENSITY8UI_EXT, 0 },
+ { PIPE_FORMAT_I8_UINT, PIPE_FORMAT_R8G8B8A8_UINT, 0 }
+ },
+ {
+ { GL_INTENSITY16UI_EXT, 0 },
+ { PIPE_FORMAT_I16_UINT, PIPE_FORMAT_R16G16B16A16_UINT, 0 }
+ },
+ {
+ { GL_INTENSITY32UI_EXT, 0 },
+ { PIPE_FORMAT_I32_UINT, PIPE_FORMAT_R32G32B32A32_UINT, 0 }
+ },
+ {
+ { GL_LUMINANCE8I_EXT, 0 },
+ { PIPE_FORMAT_L8_SINT, PIPE_FORMAT_R8G8B8A8_SINT, 0 }
+ },
+ {
+ { GL_LUMINANCE16I_EXT, 0 },
+ { PIPE_FORMAT_L16_SINT, PIPE_FORMAT_R16G16B16A16_SINT, 0 }
+ },
+ {
+ { GL_LUMINANCE32I_EXT, 0 },
+ { PIPE_FORMAT_L32_SINT, PIPE_FORMAT_R32G32B32A32_SINT, 0 }
+ },
+ {
+ { GL_LUMINANCE_INTEGER_EXT,
+ GL_LUMINANCE8UI_EXT, 0 },
+ { PIPE_FORMAT_L8_UINT, PIPE_FORMAT_R8G8B8A8_UINT, 0 }
+ },
+ {
+ { GL_LUMINANCE16UI_EXT, 0 },
+ { PIPE_FORMAT_L16_UINT, PIPE_FORMAT_R16G16B16A16_UINT, 0 }
+ },
+ {
+ { GL_LUMINANCE32UI_EXT, 0 },
+ { PIPE_FORMAT_L32_UINT, PIPE_FORMAT_R32G32B32A32_UINT, 0 }
+ },
+ {
+ { GL_LUMINANCE_ALPHA_INTEGER_EXT,
+ GL_LUMINANCE_ALPHA8I_EXT, 0 },
+ { PIPE_FORMAT_L8A8_SINT, PIPE_FORMAT_R8G8B8A8_SINT, 0 }
+ },
+ {
+ { GL_LUMINANCE_ALPHA16I_EXT, 0 },
+ { PIPE_FORMAT_L16A16_SINT, PIPE_FORMAT_R16G16B16A16_SINT, 0 }
+ },
+ {
+ { GL_LUMINANCE_ALPHA32I_EXT, 0 },
+ { PIPE_FORMAT_L32A32_SINT, PIPE_FORMAT_R32G32B32A32_SINT, 0 }
+ },
+ {
+ { GL_LUMINANCE_ALPHA8UI_EXT, 0 },
+ { PIPE_FORMAT_L8A8_UINT, PIPE_FORMAT_R8G8B8A8_UINT, 0 }
+ },
+ {
+ { GL_LUMINANCE_ALPHA16UI_EXT, 0 },
+ { PIPE_FORMAT_L16A16_UINT, PIPE_FORMAT_R16G16B16A16_UINT, 0 }
+ },
+ {
+ { GL_LUMINANCE_ALPHA32UI_EXT, 0 },
+ { PIPE_FORMAT_L32A32_UINT, PIPE_FORMAT_R32G32B32A32_UINT, 0 }
+ },
+ {
+ { GL_RGB16I_EXT, 0 },
+ { PIPE_FORMAT_R16G16B16_SINT, PIPE_FORMAT_R16G16B16X16_SINT,
+ PIPE_FORMAT_R16G16B16A16_SINT, 0 },
+ },
+ {
+ { GL_RGBA16I_EXT, 0 },
+ { PIPE_FORMAT_R16G16B16A16_SINT, 0 },
+ },
+ {
+ { GL_RGB32I_EXT, 0 },
+ { PIPE_FORMAT_R32G32B32_SINT, PIPE_FORMAT_R32G32B32X32_SINT,
+ PIPE_FORMAT_R32G32B32A32_SINT, 0 },
+ },
+ {
+ { GL_RGBA32I_EXT, 0 },
+ { PIPE_FORMAT_R32G32B32A32_SINT, 0 }
+ },
+ {
+ { GL_RGBA8UI_EXT, 0 },
+ { PIPE_FORMAT_R8G8B8A8_UINT, 0 }
+ },
+ {
+ { GL_RGB8UI_EXT, 0 },
+ { PIPE_FORMAT_R8G8B8_UINT, PIPE_FORMAT_R8G8B8X8_UINT,
+ PIPE_FORMAT_R8G8B8A8_UINT, 0 }
+ },
+ {
+ { GL_RGB16UI_EXT, 0 },
+ { PIPE_FORMAT_R16G16B16_UINT, PIPE_FORMAT_R16G16B16X16_UINT,
+ PIPE_FORMAT_R16G16B16A16_UINT, 0 }
+ },
+ {
+ { GL_RGBA16UI_EXT, 0 },
+ { PIPE_FORMAT_R16G16B16A16_UINT, 0 }
+ },
+ {
+ { GL_RGB32UI_EXT, 0},
+ { PIPE_FORMAT_R32G32B32_UINT, PIPE_FORMAT_R32G32B32X32_UINT,
+ PIPE_FORMAT_R32G32B32A32_UINT, 0 }
+ },
+ {
+ { GL_RGBA32UI_EXT, 0},
+ { PIPE_FORMAT_R32G32B32A32_UINT, 0 }
+ },
+ {
+ { GL_R8I, GL_RED_INTEGER_EXT, 0},
+ { PIPE_FORMAT_R8_SINT, 0},
+ },
+ {
+ { GL_R16I, 0},
+ { PIPE_FORMAT_R16_SINT, 0},
+ },
+ {
+ { GL_R32I, 0},
+ { PIPE_FORMAT_R32_SINT, 0},
+ },
+ {
+ { GL_R8UI, 0},
+ { PIPE_FORMAT_R8_UINT, 0},
+ },
+ {
+ { GL_R16UI, 0},
+ { PIPE_FORMAT_R16_UINT, 0},
+ },
+ {
+ { GL_R32UI, 0},
+ { PIPE_FORMAT_R32_UINT, 0},
+ },
+ {
+ { GL_RG8I, GL_GREEN_INTEGER_EXT, 0},
+ { PIPE_FORMAT_R8G8_SINT, 0},
+ },
+ {
+ { GL_RG16I, 0},
+ { PIPE_FORMAT_R16G16_SINT, 0},
+ },
+ {
+ { GL_RG32I, 0},
+ { PIPE_FORMAT_R32G32_SINT, 0},
+ },
+ {
+ { GL_RG8UI, 0},
+ { PIPE_FORMAT_R8G8_UINT, 0},
+ },
+ {
+ { GL_RG16UI, 0},
+ { PIPE_FORMAT_R16G16_UINT, 0},
+ },
+ {
+ { GL_RG32UI, 0},
+ { PIPE_FORMAT_R32G32_UINT, 0},
+ },
+ /* signed normalized formats */
+ {
+ { GL_RED_SNORM, GL_R8_SNORM, 0 },
+ { PIPE_FORMAT_R8_SNORM, PIPE_FORMAT_R8G8_SNORM,
+ PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_R16_SNORM, 0 },
+ { PIPE_FORMAT_R16_SNORM,
+ PIPE_FORMAT_R16G16_SNORM,
+ PIPE_FORMAT_R16G16B16A16_SNORM,
+ PIPE_FORMAT_R8_SNORM,
+ PIPE_FORMAT_R8G8_SNORM,
+ PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_RG_SNORM, GL_RG8_SNORM, 0 },
+ { PIPE_FORMAT_R8G8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_RG16_SNORM, 0 },
+ { PIPE_FORMAT_R16G16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
+ PIPE_FORMAT_R8G8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_RGB_SNORM, GL_RGB8_SNORM, 0 },
+ { PIPE_FORMAT_R8G8B8X8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_RGBA_SNORM, GL_RGBA8_SNORM, 0 },
+ { PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_RGB16_SNORM, 0 },
+ { PIPE_FORMAT_R16G16B16X16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
+ PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_RGBA16_SNORM, 0 },
+ { PIPE_FORMAT_R16G16B16A16_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_ALPHA_SNORM, GL_ALPHA8_SNORM, 0 },
+ { PIPE_FORMAT_A8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_ALPHA16_SNORM, 0 },
+ { PIPE_FORMAT_A16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
+ PIPE_FORMAT_A8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_LUMINANCE_SNORM, GL_LUMINANCE8_SNORM, 0 },
+ { PIPE_FORMAT_L8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_LUMINANCE16_SNORM, 0 },
+ { PIPE_FORMAT_L16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
+ PIPE_FORMAT_L8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_LUMINANCE_ALPHA_SNORM, GL_LUMINANCE8_ALPHA8_SNORM, 0 },
+ { PIPE_FORMAT_L8A8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_LUMINANCE16_ALPHA16_SNORM, 0 },
+ { PIPE_FORMAT_L16A16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
+ PIPE_FORMAT_L8A8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_INTENSITY_SNORM, GL_INTENSITY8_SNORM, 0 },
+ { PIPE_FORMAT_I8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_INTENSITY16_SNORM, 0 },
+ { PIPE_FORMAT_I16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM,
+ PIPE_FORMAT_I8_SNORM, PIPE_FORMAT_R8G8B8A8_SNORM, 0 }
+ },
+ {
+ { GL_RGB9_E5, 0 },
+ { PIPE_FORMAT_R9G9B9E5_FLOAT, 0 }
+ },
+ {
+ { GL_R11F_G11F_B10F, 0 },
+ { PIPE_FORMAT_R11G11B10_FLOAT, 0 }
+ },
+ {
+ { GL_RGB10_A2UI, 0 },
+ { PIPE_FORMAT_R10G10B10A2_UINT, PIPE_FORMAT_B10G10R10A2_UINT, 0 }
+ },
+};
/**
- * Find an Z format supported by the context/winsys.
+ * Return first supported format from the given list.
+ * \param allow_dxt indicates whether it's OK to return a DXT format.
*/
static enum pipe_format
-default_depth_format(struct pipe_screen *screen,
- enum pipe_texture_target target,
- unsigned tex_usage,
- unsigned geom_flags)
+find_supported_format(struct pipe_screen *screen,
+ const enum pipe_format formats[],
+ enum pipe_texture_target target,
+ unsigned sample_count,
+ unsigned storage_sample_count,
+ unsigned bindings,
+ boolean allow_dxt)
{
- static const enum pipe_format zFormats[] = {
- PIPE_FORMAT_Z16_UNORM,
- PIPE_FORMAT_Z32_UNORM,
- PIPE_FORMAT_S8Z24_UNORM,
- PIPE_FORMAT_Z24S8_UNORM
- };
uint i;
- for (i = 0; i < Elements(zFormats); i++) {
- if (screen->is_format_supported( screen, zFormats[i], target, tex_usage, geom_flags )) {
- return zFormats[i];
+ for (i = 0; formats[i]; i++) {
+ if (screen->is_format_supported(screen, formats[i], target,
+ sample_count, storage_sample_count,
+ bindings)) {
+ if (!allow_dxt && util_format_is_s3tc(formats[i])) {
+ /* we can't return a dxt format, continue searching */
+ continue;
+ }
+
+ return formats[i];
}
}
return PIPE_FORMAT_NONE;
}
+struct exact_format_mapping
+{
+ GLenum format;
+ GLenum type;
+ enum pipe_format pformat;
+};
+
+static const struct exact_format_mapping rgba8888_tbl[] =
+{
+ { GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_ABGR8888_UNORM },
+ { GL_ABGR_EXT, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_ABGR8888_UNORM },
+ { GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_RGBA8888_UNORM },
+ { GL_ABGR_EXT, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_RGBA8888_UNORM },
+ { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_ARGB8888_UNORM },
+ { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_BGRA8888_UNORM },
+ { GL_RGBA, GL_UNSIGNED_BYTE, PIPE_FORMAT_R8G8B8A8_UNORM },
+ { GL_ABGR_EXT, GL_UNSIGNED_BYTE, PIPE_FORMAT_A8B8G8R8_UNORM },
+ { GL_BGRA, GL_UNSIGNED_BYTE, PIPE_FORMAT_B8G8R8A8_UNORM },
+ { 0, 0, 0 }
+};
+
+static const struct exact_format_mapping rgbx8888_tbl[] =
+{
+ { GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_XBGR8888_UNORM },
+ { GL_ABGR_EXT, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_XBGR8888_UNORM },
+ { GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_RGBX8888_UNORM },
+ { GL_ABGR_EXT, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_RGBX8888_UNORM },
+ { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, PIPE_FORMAT_XRGB8888_UNORM },
+ { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, PIPE_FORMAT_BGRX8888_UNORM },
+ { GL_RGBA, GL_UNSIGNED_BYTE, PIPE_FORMAT_R8G8B8X8_UNORM },
+ { GL_ABGR_EXT, GL_UNSIGNED_BYTE, PIPE_FORMAT_X8B8G8R8_UNORM },
+ { GL_BGRA, GL_UNSIGNED_BYTE, PIPE_FORMAT_B8G8R8X8_UNORM },
+ { 0, 0, 0 }
+};
+
+
/**
- * Given an OpenGL internalFormat value for a texture or surface, return
- * the best matching PIPE_FORMAT_x, or PIPE_FORMAT_NONE if there's no match.
- * \param target one of PIPE_TEXTURE_x
- * \param tex_usage either PIPE_TEXTURE_USAGE_RENDER_TARGET
- * or PIPE_TEXTURE_USAGE_SAMPLER
+ * For unsized/base internal formats, we may choose a convenient effective
+ * internal format for {format, type}. If one exists, return that, otherwise
+ * return PIPE_FORMAT_NONE.
*/
-enum pipe_format
-st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
- enum pipe_texture_target target, unsigned tex_usage)
+static enum pipe_format
+find_exact_format(GLint internalFormat, GLenum format, GLenum type)
{
- unsigned geom_flags = 0;
+ uint i;
+ const struct exact_format_mapping* tbl;
+
+ if (format == GL_NONE || type == GL_NONE)
+ return PIPE_FORMAT_NONE;
switch (internalFormat) {
case 4:
case GL_RGBA:
- case GL_COMPRESSED_RGBA:
- case GL_RGBA8:
- case GL_RGB10_A2:
- case GL_RGBA12:
- return default_rgba_format( screen, target, tex_usage, geom_flags );
+ tbl = rgba8888_tbl;
+ break;
case 3:
case GL_RGB:
- case GL_COMPRESSED_RGB:
- return default_rgb_format( screen, target, tex_usage, geom_flags );
- case GL_RGBA16:
- if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET)
- return default_deep_rgba_format( screen, target, tex_usage, geom_flags );
- else
- return default_rgba_format( screen, target, tex_usage, geom_flags );
-
- case GL_RGBA4:
- case GL_RGBA2:
- if (screen->is_format_supported( screen, PIPE_FORMAT_A4R4G4B4_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_A4R4G4B4_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
-
- case GL_RGB5_A1:
- if (screen->is_format_supported( screen, PIPE_FORMAT_A1R5G5B5_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_A1R5G5B5_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
-
- case GL_RGB8:
- case GL_RGB10:
- case GL_RGB12:
- case GL_RGB16:
- return default_rgb_format( screen, target, tex_usage, geom_flags );
-
- case GL_RGB5:
- case GL_RGB4:
- case GL_R3_G3_B2:
- if (screen->is_format_supported( screen, PIPE_FORMAT_R5G6B5_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_R5G6B5_UNORM;
- if (screen->is_format_supported( screen, PIPE_FORMAT_A1R5G5B5_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_A1R5G5B5_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
-
- case GL_ALPHA:
- case GL_ALPHA4:
- case GL_ALPHA8:
- case GL_ALPHA12:
- case GL_ALPHA16:
- case GL_COMPRESSED_ALPHA:
- if (screen->is_format_supported( screen, PIPE_FORMAT_A8_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_A8_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
-
- case 1:
- case GL_LUMINANCE:
- case GL_LUMINANCE4:
- case GL_LUMINANCE8:
- case GL_LUMINANCE12:
- case GL_LUMINANCE16:
- case GL_COMPRESSED_LUMINANCE:
- if (screen->is_format_supported( screen, PIPE_FORMAT_L8_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_L8_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
-
- case 2:
- case GL_LUMINANCE_ALPHA:
- case GL_LUMINANCE4_ALPHA4:
- case GL_LUMINANCE6_ALPHA2:
- case GL_LUMINANCE8_ALPHA8:
- case GL_LUMINANCE12_ALPHA4:
- case GL_LUMINANCE12_ALPHA12:
- case GL_LUMINANCE16_ALPHA16:
- case GL_COMPRESSED_LUMINANCE_ALPHA:
- if (screen->is_format_supported( screen, PIPE_FORMAT_A8L8_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_A8L8_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
-
- case GL_INTENSITY:
- case GL_INTENSITY4:
- case GL_INTENSITY8:
- case GL_INTENSITY12:
- case GL_INTENSITY16:
- case GL_COMPRESSED_INTENSITY:
- if (screen->is_format_supported( screen, PIPE_FORMAT_I8_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_I8_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
-
- case GL_YCBCR_MESA:
- if (screen->is_format_supported(screen, PIPE_FORMAT_YCBCR,
- target, tex_usage, geom_flags)) {
- return PIPE_FORMAT_YCBCR;
- }
- if (screen->is_format_supported(screen, PIPE_FORMAT_YCBCR_REV,
- target, tex_usage, geom_flags)) {
- return PIPE_FORMAT_YCBCR_REV;
- }
+ tbl = rgbx8888_tbl;
+ break;
+ default:
return PIPE_FORMAT_NONE;
+ }
- case GL_RGB_S3TC:
- case GL_RGB4_S3TC:
- case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- return PIPE_FORMAT_DXT1_RGB;
-
- case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- return PIPE_FORMAT_DXT1_RGBA;
+ for (i = 0; tbl[i].format; i++)
+ if (tbl[i].format == format && tbl[i].type == type)
+ return tbl[i].pformat;
- case GL_RGBA_S3TC:
- case GL_RGBA4_S3TC:
- case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- return PIPE_FORMAT_DXT3_RGBA;
+ return PIPE_FORMAT_NONE;
+}
- case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- return PIPE_FORMAT_DXT5_RGBA;
-#if 0
- case GL_COMPRESSED_RGB_FXT1_3DFX:
- return PIPE_FORMAT_RGB_FXT1;
- case GL_COMPRESSED_RGBA_FXT1_3DFX:
- return PIPE_FORMAT_RGB_FXT1;
+/**
+ * Given an OpenGL internalFormat value for a texture or surface, return
+ * the best matching PIPE_FORMAT_x, or PIPE_FORMAT_NONE if there's no match.
+ * This is called during glTexImage2D, for example.
+ *
+ * The bindings parameter typically has PIPE_BIND_SAMPLER_VIEW set, plus
+ * either PIPE_BINDING_RENDER_TARGET or PIPE_BINDING_DEPTH_STENCIL if
+ * we want render-to-texture ability.
+ *
+ * \param internalFormat the user value passed to glTexImage2D
+ * \param target one of PIPE_TEXTURE_x
+ * \param bindings bitmask of PIPE_BIND_x flags.
+ * \param allow_dxt indicates whether it's OK to return a DXT format. This
+ * only matters when internalFormat names a generic or
+ * specific compressed format. And that should only happen
+ * when we're getting called from gl[Copy]TexImage().
+ */
+enum pipe_format
+st_choose_format(struct st_context *st, GLenum internalFormat,
+ GLenum format, GLenum type,
+ enum pipe_texture_target target, unsigned sample_count,
+ unsigned storage_sample_count,
+ unsigned bindings, boolean allow_dxt)
+{
+ struct pipe_screen *screen = st->pipe->screen;
+ unsigned i;
+ int j;
+ enum pipe_format pf;
+
+#ifdef DEBUG
+ {
+ static boolean firstCall = TRUE;
+ if (firstCall) {
+ test_format_conversion(st);
+ firstCall = FALSE;
+ }
+ }
+#else
+ (void) test_format_conversion;
#endif
- case GL_DEPTH_COMPONENT16:
- if (screen->is_format_supported( screen, PIPE_FORMAT_Z16_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_Z16_UNORM;
- /* fall-through */
- case GL_DEPTH_COMPONENT24:
- if (screen->is_format_supported( screen, PIPE_FORMAT_S8Z24_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_S8Z24_UNORM;
- if (screen->is_format_supported( screen, PIPE_FORMAT_Z24S8_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_Z24S8_UNORM;
- /* fall-through */
- case GL_DEPTH_COMPONENT32:
- if (screen->is_format_supported( screen, PIPE_FORMAT_Z32_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_Z32_UNORM;
- /* fall-through */
- case GL_DEPTH_COMPONENT:
- return default_depth_format( screen, target, tex_usage, geom_flags );
-
- case GL_STENCIL_INDEX:
- case GL_STENCIL_INDEX1_EXT:
- case GL_STENCIL_INDEX4_EXT:
- case GL_STENCIL_INDEX8_EXT:
- case GL_STENCIL_INDEX16_EXT:
- if (screen->is_format_supported( screen, PIPE_FORMAT_S8_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_S8_UNORM;
- if (screen->is_format_supported( screen, PIPE_FORMAT_S8Z24_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_S8Z24_UNORM;
- if (screen->is_format_supported( screen, PIPE_FORMAT_Z24S8_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_Z24S8_UNORM;
- return PIPE_FORMAT_NONE;
-
- case GL_DEPTH_STENCIL_EXT:
- case GL_DEPTH24_STENCIL8_EXT:
- if (screen->is_format_supported( screen, PIPE_FORMAT_S8Z24_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_S8Z24_UNORM;
- if (screen->is_format_supported( screen, PIPE_FORMAT_Z24S8_UNORM, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_Z24S8_UNORM;
+ /* can't render to compressed formats at this time */
+ if (_mesa_is_compressed_format(st->ctx, internalFormat)
+ && (bindings & ~PIPE_BIND_SAMPLER_VIEW)) {
return PIPE_FORMAT_NONE;
+ }
- case GL_SRGB_EXT:
- case GL_SRGB8_EXT:
- case GL_COMPRESSED_SRGB_EXT:
- case GL_COMPRESSED_SRGB_ALPHA_EXT:
- case GL_SRGB_ALPHA_EXT:
- case GL_SRGB8_ALPHA8_EXT:
- return default_srgba_format( screen, target, tex_usage, geom_flags );
- case GL_COMPRESSED_SRGB_S3TC_DXT1_EXT:
- return PIPE_FORMAT_DXT1_SRGB;
- case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:
- return PIPE_FORMAT_DXT1_SRGBA;
- case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:
- return PIPE_FORMAT_DXT3_SRGBA;
- case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:
- return PIPE_FORMAT_DXT5_SRGBA;
-
- case GL_SLUMINANCE_ALPHA_EXT:
- case GL_SLUMINANCE8_ALPHA8_EXT:
- case GL_COMPRESSED_SLUMINANCE_EXT:
- case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT:
- if (screen->is_format_supported( screen, PIPE_FORMAT_A8L8_SRGB, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_A8L8_SRGB;
- return default_srgba_format( screen, target, tex_usage, geom_flags );
+ /* search for exact matches */
+ pf = find_exact_format(internalFormat, format, type);
+ if (pf != PIPE_FORMAT_NONE &&
+ screen->is_format_supported(screen, pf, target, sample_count,
+ storage_sample_count, bindings)) {
+ goto success;
+ }
- case GL_SLUMINANCE_EXT:
- case GL_SLUMINANCE8_EXT:
- if (screen->is_format_supported( screen, PIPE_FORMAT_L8_SRGB, target, tex_usage, geom_flags ))
- return PIPE_FORMAT_L8_SRGB;
- return default_srgba_format( screen, target, tex_usage, geom_flags );
+ /* For an unsized GL_RGB but a 2_10_10_10 type, try to pick one of the
+ * 2_10_10_10 formats. This is important for
+ * GL_EXT_texture_type_2_10_10_10_EXT support, which says that these
+ * formats are not color-renderable. Mesa's check for making those
+ * non-color-renderable is based on our chosen format being 2101010.
+ */
+ if (type == GL_UNSIGNED_INT_2_10_10_10_REV) {
+ if (internalFormat == GL_RGB)
+ internalFormat = GL_RGB10;
+ else if (internalFormat == GL_RGBA)
+ internalFormat = GL_RGB10_A2;
+ }
- default:
- return PIPE_FORMAT_NONE;
+ /* search table for internalFormat */
+ for (i = 0; i < ARRAY_SIZE(format_map); i++) {
+ const struct format_mapping *mapping = &format_map[i];
+ for (j = 0; mapping->glFormats[j]; j++) {
+ if (mapping->glFormats[j] == internalFormat) {
+ /* Found the desired internal format. Find first pipe format
+ * which is supported by the driver.
+ */
+ pf = find_supported_format(screen, mapping->pipeFormats,
+ target, sample_count,
+ storage_sample_count, bindings,
+ allow_dxt);
+ goto success;
+ }
+ }
}
-}
+ _mesa_problem(NULL, "unhandled format!\n");
+ return PIPE_FORMAT_NONE;
-static GLboolean
-is_depth_or_stencil_format(GLenum internalFormat)
-{
- switch (internalFormat) {
- case GL_DEPTH_COMPONENT:
- case GL_DEPTH_COMPONENT16:
- case GL_DEPTH_COMPONENT24:
- case GL_DEPTH_COMPONENT32:
- case GL_STENCIL_INDEX:
- case GL_STENCIL_INDEX1_EXT:
- case GL_STENCIL_INDEX4_EXT:
- case GL_STENCIL_INDEX8_EXT:
- case GL_STENCIL_INDEX16_EXT:
- case GL_DEPTH_STENCIL_EXT:
- case GL_DEPTH24_STENCIL8_EXT:
- return GL_TRUE;
- default:
- return GL_FALSE;
+success:
+ if (0) {
+ debug_printf("%s(fmt=%s, type=%s, intFmt=%s) = %s\n",
+ __FUNCTION__,
+ _mesa_enum_to_string(format),
+ _mesa_enum_to_string(type),
+ _mesa_enum_to_string(internalFormat),
+ util_format_name(pf));
}
+ return pf;
}
+
/**
* Called by FBO code to choose a PIPE_FORMAT_ for drawing surfaces.
*/
enum pipe_format
-st_choose_renderbuffer_format(struct pipe_screen *screen,
- GLenum internalFormat)
+st_choose_renderbuffer_format(struct st_context *st,
+ GLenum internalFormat, unsigned sample_count,
+ unsigned storage_sample_count)
{
- uint usage;
- if (is_depth_or_stencil_format(internalFormat))
- usage = PIPE_TEXTURE_USAGE_DEPTH_STENCIL;
+ unsigned bindings;
+ if (_mesa_is_depth_or_stencil_format(internalFormat))
+ bindings = PIPE_BIND_DEPTH_STENCIL;
else
- usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
- return st_choose_format(screen, internalFormat, PIPE_TEXTURE_2D, usage);
+ bindings = PIPE_BIND_RENDER_TARGET;
+ return st_choose_format(st, internalFormat, GL_NONE, GL_NONE,
+ PIPE_TEXTURE_2D, sample_count,
+ storage_sample_count, bindings, FALSE);
}
-static gl_format
-translate_gallium_format_to_mesa_format(enum pipe_format format)
+/**
+ * Given an OpenGL user-requested format and type, and swapBytes state,
+ * return the format which exactly matches those parameters, so that
+ * a memcpy-based transfer can be done.
+ *
+ * If no format is supported, return PIPE_FORMAT_NONE.
+ */
+enum pipe_format
+st_choose_matching_format(struct st_context *st, unsigned bind,
+ GLenum format, GLenum type, GLboolean swapBytes)
{
- switch (format) {
- case PIPE_FORMAT_A8R8G8B8_UNORM:
- return MESA_FORMAT_ARGB8888;
- case PIPE_FORMAT_X8R8G8B8_UNORM:
- return MESA_FORMAT_XRGB8888;
- case PIPE_FORMAT_A1R5G5B5_UNORM:
- return MESA_FORMAT_ARGB1555;
- case PIPE_FORMAT_A4R4G4B4_UNORM:
- return MESA_FORMAT_ARGB4444;
- case PIPE_FORMAT_R5G6B5_UNORM:
- return MESA_FORMAT_RGB565;
- case PIPE_FORMAT_A8L8_UNORM:
- return MESA_FORMAT_AL88;
- case PIPE_FORMAT_A8_UNORM:
- return MESA_FORMAT_A8;
- case PIPE_FORMAT_L8_UNORM:
- return MESA_FORMAT_L8;
- case PIPE_FORMAT_I8_UNORM:
- return MESA_FORMAT_I8;
- case PIPE_FORMAT_Z16_UNORM:
- return MESA_FORMAT_Z16;
- case PIPE_FORMAT_Z32_UNORM:
- return MESA_FORMAT_Z32;
- case PIPE_FORMAT_Z24S8_UNORM:
- return MESA_FORMAT_Z24_S8;
- case PIPE_FORMAT_X8Z24_UNORM:
- return MESA_FORMAT_X8_Z24;
- case PIPE_FORMAT_S8Z24_UNORM:
- return MESA_FORMAT_S8_Z24;
- case PIPE_FORMAT_YCBCR:
- return MESA_FORMAT_YCBCR;
- case PIPE_FORMAT_YCBCR_REV:
- return MESA_FORMAT_YCBCR_REV;
-#if FEATURE_texture_s3tc
- case PIPE_FORMAT_DXT1_RGB:
- return MESA_FORMAT_RGB_DXT1;
- case PIPE_FORMAT_DXT1_RGBA:
- return MESA_FORMAT_RGBA_DXT1;
- case PIPE_FORMAT_DXT3_RGBA:
- return MESA_FORMAT_RGBA_DXT3;
- case PIPE_FORMAT_DXT5_RGBA:
- return MESA_FORMAT_RGBA_DXT5;
-#if FEATURE_EXT_texture_sRGB
- case PIPE_FORMAT_DXT1_SRGB:
- return MESA_FORMAT_SRGB_DXT1;
- case PIPE_FORMAT_DXT1_SRGBA:
- return MESA_FORMAT_SRGBA_DXT1;
- case PIPE_FORMAT_DXT3_SRGBA:
- return MESA_FORMAT_SRGBA_DXT3;
- case PIPE_FORMAT_DXT5_SRGBA:
- return MESA_FORMAT_SRGBA_DXT5;
-#endif
-#endif
-#if FEATURE_EXT_texture_sRGB
- case PIPE_FORMAT_A8L8_SRGB:
- return MESA_FORMAT_SLA8;
- case PIPE_FORMAT_L8_SRGB:
- return MESA_FORMAT_SL8;
- case PIPE_FORMAT_R8G8B8_SRGB:
- return MESA_FORMAT_SRGB8;
- case PIPE_FORMAT_R8G8B8A8_SRGB:
- return MESA_FORMAT_SRGBA8;
- case PIPE_FORMAT_A8R8G8B8_SRGB:
- return MESA_FORMAT_SARGB8;
-#endif
- /* XXX add additional cases */
- default:
- assert(0);
- return MESA_FORMAT_NONE;
+ struct pipe_screen *screen = st->pipe->screen;
+ mesa_format mesa_format;
+
+ for (mesa_format = 1; mesa_format < MESA_FORMAT_COUNT; mesa_format++) {
+ if (_mesa_get_format_color_encoding(mesa_format) == GL_SRGB) {
+ continue;
+ }
+ if (_mesa_get_format_bits(mesa_format, GL_TEXTURE_INTENSITY_SIZE) > 0) {
+ /* If `format` is GL_RED/GL_RED_INTEGER, then we might match some
+ * intensity formats, which we don't want.
+ */
+ continue;
+ }
+
+ if (_mesa_format_matches_format_and_type(mesa_format, format, type,
+ swapBytes, NULL)) {
+ enum pipe_format format =
+ st_mesa_format_to_pipe_format(st, mesa_format);
+
+ if (format &&
+ screen->is_format_supported(screen, format, PIPE_TEXTURE_2D,
+ 0, 0, bind)) {
+ return format;
+ }
+ /* It's unlikely to find 2 matching Mesa formats. */
+ break;
+ }
}
+ return PIPE_FORMAT_NONE;
}
/**
- * Called via ctx->Driver.chooseTextureFormat().
+ * Called via ctx->Driver.ChooseTextureFormat().
*/
-gl_format
-st_ChooseTextureFormat(GLcontext *ctx, GLint internalFormat,
+mesa_format
+st_ChooseTextureFormat(struct gl_context *ctx, GLenum target,
+ GLint internalFormat,
GLenum format, GLenum type)
{
+ struct st_context *st = st_context(ctx);
enum pipe_format pFormat;
+ mesa_format mFormat;
+ unsigned bindings;
+ bool is_renderbuffer = false;
+ enum pipe_texture_target pTarget;
+
+ if (target == GL_RENDERBUFFER) {
+ pTarget = PIPE_TEXTURE_2D;
+ is_renderbuffer = true;
+ } else {
+ pTarget = gl_target_to_pipe(target);
+ }
+
+ if (target == GL_TEXTURE_1D || target == GL_TEXTURE_1D_ARRAY) {
+ /* We don't do compression for these texture targets because of
+ * difficulty with sub-texture updates on non-block boundaries, etc.
+ * So change the internal format request to an uncompressed format.
+ */
+ internalFormat =
+ _mesa_generic_compressed_format_to_uncompressed_format(internalFormat);
+ }
+
+ /* GL textures may wind up being render targets, but we don't know
+ * that in advance. Specify potential render target flags now for formats
+ * that we know should always be renderable.
+ */
+ bindings = PIPE_BIND_SAMPLER_VIEW;
+ if (_mesa_is_depth_or_stencil_format(internalFormat))
+ bindings |= PIPE_BIND_DEPTH_STENCIL;
+ else if (is_renderbuffer || internalFormat == 3 || internalFormat == 4 ||
+ internalFormat == GL_RGB || internalFormat == GL_RGBA ||
+ internalFormat == GL_RGBA2 ||
+ internalFormat == GL_RGB4 || internalFormat == GL_RGBA4 ||
+ internalFormat == GL_RGB8 || internalFormat == GL_RGBA8 ||
+ internalFormat == GL_BGRA ||
+ internalFormat == GL_RGB16F ||
+ internalFormat == GL_RGBA16F ||
+ internalFormat == GL_RGB32F ||
+ internalFormat == GL_RGBA32F)
+ bindings |= PIPE_BIND_RENDER_TARGET;
+
+ /* GLES allows the driver to choose any format which matches
+ * the format+type combo, because GLES only supports unsized internal
+ * formats and expects the driver to choose whatever suits it.
+ */
+ if (_mesa_is_gles(ctx)) {
+ GLenum baseFormat = _mesa_base_tex_format(ctx, internalFormat);
+ GLenum basePackFormat = _mesa_base_pack_format(format);
+ GLenum iformat = internalFormat;
+
+ /* Treat GL_BGRA as GL_RGBA. */
+ if (iformat == GL_BGRA)
+ iformat = GL_RGBA;
+
+ /* Check if the internalformat is unsized and compatible
+ * with the "format".
+ */
+ if (iformat == baseFormat && iformat == basePackFormat) {
+ pFormat = st_choose_matching_format(st, bindings, format, type,
+ ctx->Unpack.SwapBytes);
+
+ if (pFormat != PIPE_FORMAT_NONE)
+ return st_pipe_format_to_mesa_format(pFormat);
+
+ if (!is_renderbuffer) {
+ /* try choosing format again, this time without render
+ * target bindings.
+ */
+ pFormat = st_choose_matching_format(st, PIPE_BIND_SAMPLER_VIEW,
+ format, type,
+ ctx->Unpack.SwapBytes);
+ if (pFormat != PIPE_FORMAT_NONE)
+ return st_pipe_format_to_mesa_format(pFormat);
+ }
+ }
+ }
- (void) format;
- (void) type;
+ pFormat = st_choose_format(st, internalFormat, format, type,
+ pTarget, 0, 0, bindings, GL_TRUE);
- pFormat = st_choose_format(ctx->st->pipe->screen, internalFormat,
- PIPE_TEXTURE_2D, PIPE_TEXTURE_USAGE_SAMPLER);
- if (pFormat == PIPE_FORMAT_NONE)
+ if (pFormat == PIPE_FORMAT_NONE && !is_renderbuffer) {
+ /* try choosing format again, this time without render target bindings */
+ pFormat = st_choose_format(st, internalFormat, format, type,
+ pTarget, 0, 0, PIPE_BIND_SAMPLER_VIEW,
+ GL_TRUE);
+ }
+
+ if (pFormat == PIPE_FORMAT_NONE) {
+ mFormat = _mesa_glenum_to_compressed_format(internalFormat);
+ if (st_compressed_format_fallback(st, mFormat))
+ return mFormat;
+
+ /* no luck at all */
return MESA_FORMAT_NONE;
+ }
+
+ mFormat = st_pipe_format_to_mesa_format(pFormat);
+
+ /* Debugging aid */
+ if (0) {
+ debug_printf("%s(intFormat=%s, format=%s, type=%s) -> %s, %s\n",
+ __func__,
+ _mesa_enum_to_string(internalFormat),
+ _mesa_enum_to_string(format),
+ _mesa_enum_to_string(type),
+ util_format_name(pFormat),
+ _mesa_get_format_name(mFormat));
+ }
+
+ return mFormat;
+}
- return translate_gallium_format_to_mesa_format(pFormat);
+
+/**
+ * Called via ctx->Driver.QueryInternalFormat().
+ */
+static size_t
+st_QuerySamplesForFormat(struct gl_context *ctx, GLenum target,
+ GLenum internalFormat, int samples[16])
+{
+ struct st_context *st = st_context(ctx);
+ enum pipe_format format;
+ unsigned i, bind, num_sample_counts = 0;
+
+ (void) target;
+
+ if (_mesa_is_depth_or_stencil_format(internalFormat))
+ bind = PIPE_BIND_DEPTH_STENCIL;
+ else
+ bind = PIPE_BIND_RENDER_TARGET;
+
+ /* If an sRGB framebuffer is unsupported, sRGB formats behave like linear
+ * formats.
+ */
+ if (!ctx->Extensions.EXT_sRGB) {
+ internalFormat = _mesa_get_linear_internalformat(internalFormat);
+ }
+
+ /* Set sample counts in descending order. */
+ for (i = 16; i > 1; i--) {
+ format = st_choose_format(st, internalFormat, GL_NONE, GL_NONE,
+ PIPE_TEXTURE_2D, i, i, bind, FALSE);
+
+ if (format != PIPE_FORMAT_NONE) {
+ samples[num_sample_counts++] = i;
+ }
+ }
+
+ if (!num_sample_counts) {
+ samples[num_sample_counts++] = 1;
+ }
+
+ return num_sample_counts;
}
/**
- * Test if a gallium format is equivalent to a GL format/type.
+ * ARB_internalformat_query2 driver hook.
*/
-GLboolean
-st_equal_formats(enum pipe_format pFormat, GLenum format, GLenum type)
+void
+st_QueryInternalFormat(struct gl_context *ctx, GLenum target,
+ GLenum internalFormat, GLenum pname, GLint *params)
{
- switch (pFormat) {
- case PIPE_FORMAT_R8G8B8A8_UNORM:
- return format == GL_RGBA && type == GL_UNSIGNED_BYTE;
- case PIPE_FORMAT_B8G8R8A8_UNORM:
- return format == GL_BGRA && type == GL_UNSIGNED_BYTE;
- case PIPE_FORMAT_R5G6B5_UNORM:
- return format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5;
- /* XXX more combos... */
+ struct st_context *st = st_context(ctx);
+ /* The API entry-point gives us a temporary params buffer that is non-NULL
+ * and guaranteed to have at least 16 elements.
+ */
+ assert(params != NULL);
+
+ switch (pname) {
+ case GL_SAMPLES:
+ st_QuerySamplesForFormat(ctx, target, internalFormat, params);
+ break;
+
+ case GL_NUM_SAMPLE_COUNTS: {
+ int samples[16];
+ size_t num_samples;
+ num_samples = st_QuerySamplesForFormat(ctx, target, internalFormat,
+ samples);
+ params[0] = (GLint) num_samples;
+ break;
+ }
+ case GL_INTERNALFORMAT_PREFERRED: {
+ params[0] = GL_NONE;
+
+ /* We need to resolve an internal format that is compatible with
+ * the passed internal format, and optimal to the driver. By now,
+ * we just validate that the passed internal format is supported by
+ * the driver, and if so return the same internal format, otherwise
+ * return GL_NONE.
+ */
+ unsigned bindings;
+ if (_mesa_is_depth_or_stencil_format(internalFormat))
+ bindings = PIPE_BIND_DEPTH_STENCIL;
+ else
+ bindings = PIPE_BIND_RENDER_TARGET;
+ enum pipe_format pformat = st_choose_format(st,
+ internalFormat,
+ GL_NONE,
+ GL_NONE,
+ PIPE_TEXTURE_2D, 0, 0,
+ bindings, FALSE);
+ if (pformat)
+ params[0] = internalFormat;
+ break;
+ }
default:
- return GL_FALSE;
+ /* For the rest of the pnames, we call back the Mesa's default
+ * function for drivers that don't implement ARB_internalformat_query2.
+ */
+ _mesa_query_internal_format_default(ctx, target, internalFormat, pname,
+ params);
+ }
+}
+
+
+/**
+ * This is used for translating texture border color and the clear
+ * color. For example, the clear color is interpreted according to
+ * the renderbuffer's base format. For example, if clearing a
+ * GL_LUMINANCE buffer, we'll return colorOut[0] = colorOut[1] =
+ * colorOut[2] = colorIn[0].
+ * Similarly for texture border colors.
+ */
+void
+st_translate_color(const union gl_color_union *colorIn,
+ union pipe_color_union *colorOut,
+ GLenum baseFormat, GLboolean is_integer)
+{
+ if (is_integer) {
+ const int *in = colorIn->i;
+ int *out = colorOut->i;
+
+ switch (baseFormat) {
+ case GL_RED:
+ out[0] = in[0];
+ out[1] = 0;
+ out[2] = 0;
+ out[3] = 1;
+ break;
+ case GL_RG:
+ out[0] = in[0];
+ out[1] = in[1];
+ out[2] = 0;
+ out[3] = 1;
+ break;
+ case GL_RGB:
+ out[0] = in[0];
+ out[1] = in[1];
+ out[2] = in[2];
+ out[3] = 1;
+ break;
+ case GL_ALPHA:
+ out[0] = out[1] = out[2] = 0;
+ out[3] = in[3];
+ break;
+ case GL_LUMINANCE:
+ out[0] = out[1] = out[2] = in[0];
+ out[3] = 1;
+ break;
+ case GL_LUMINANCE_ALPHA:
+ out[0] = out[1] = out[2] = in[0];
+ out[3] = in[3];
+ break;
+ case GL_INTENSITY:
+ out[0] = out[1] = out[2] = out[3] = in[0];
+ break;
+ default:
+ COPY_4V(out, in);
+ }
+ }
+ else {
+ const float *in = colorIn->f;
+ float *out = colorOut->f;
+
+ switch (baseFormat) {
+ case GL_RED:
+ out[0] = in[0];
+ out[1] = 0.0F;
+ out[2] = 0.0F;
+ out[3] = 1.0F;
+ break;
+ case GL_RG:
+ out[0] = in[0];
+ out[1] = in[1];
+ out[2] = 0.0F;
+ out[3] = 1.0F;
+ break;
+ case GL_RGB:
+ out[0] = in[0];
+ out[1] = in[1];
+ out[2] = in[2];
+ out[3] = 1.0F;
+ break;
+ case GL_ALPHA:
+ out[0] = out[1] = out[2] = 0.0F;
+ out[3] = in[3];
+ break;
+ case GL_LUMINANCE:
+ out[0] = out[1] = out[2] = in[0];
+ out[3] = 1.0F;
+ break;
+ case GL_LUMINANCE_ALPHA:
+ out[0] = out[1] = out[2] = in[0];
+ out[3] = in[3];
+ break;
+ /* Stencil border is tricky on some hw. Help drivers a little here. */
+ case GL_STENCIL_INDEX:
+ case GL_INTENSITY:
+ out[0] = out[1] = out[2] = out[3] = in[0];
+ break;
+ default:
+ COPY_4V(out, in);
+ }
}
}