diff options
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_tex_format.c')
-rw-r--r-- | src/mesa/drivers/dri/intel/intel_tex_format.c | 44 |
1 files changed, 35 insertions, 9 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_tex_format.c b/src/mesa/drivers/dri/intel/intel_tex_format.c index 5e418ac446..3322a71130 100644 --- a/src/mesa/drivers/dri/intel/intel_tex_format.c +++ b/src/mesa/drivers/dri/intel/intel_tex_format.c @@ -1,13 +1,18 @@ #include "intel_context.h" #include "intel_tex.h" +#include "intel_chipset.h" #include "main/texformat.h" #include "main/enums.h" -/* It works out that this function is fine for all the supported + +/** + * Choose hardware texture format given the user's glTexImage parameters. + * + * It works out that this function is fine for all the supported * hardware. However, there is still a need to map the formats onto * hardware descriptors. - */ -/* Note that the i915 can actually support many more formats than + * + * Note that the i915 can actually support many more formats than * these if we take the step of simply swizzling the colors * immediately after sampling... */ @@ -16,7 +21,12 @@ intelChooseTextureFormat(GLcontext * ctx, GLint internalFormat, GLenum format, GLenum type) { struct intel_context *intel = intel_context(ctx); - const GLboolean do32bpt = (intel->ctx.Visual.rgbBits == 32); + const GLboolean do32bpt = (intel->ctx.Visual.rgbBits >= 24); + +#if 0 + printf("%s intFmt=0x%x format=0x%x type=0x%x\n", + __FUNCTION__, internalFormat, format, type); +#endif switch (internalFormat) { case 4: @@ -151,20 +161,36 @@ intelChooseTextureFormat(GLcontext * ctx, GLint internalFormat, case GL_SRGB8_EXT: case GL_SRGB_ALPHA_EXT: case GL_SRGB8_ALPHA8_EXT: - case GL_SLUMINANCE_EXT: - case GL_SLUMINANCE8_EXT: - case GL_SLUMINANCE_ALPHA_EXT: - case GL_SLUMINANCE8_ALPHA8_EXT: case GL_COMPRESSED_SRGB_EXT: case GL_COMPRESSED_SRGB_ALPHA_EXT: case GL_COMPRESSED_SLUMINANCE_EXT: case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT: - return &_mesa_texformat_srgba8; + return &_mesa_texformat_sargb8; + case GL_SLUMINANCE_EXT: + case GL_SLUMINANCE8_EXT: + if (IS_G4X(intel->intelScreen->deviceID)) + return &_mesa_texformat_sl8; + else + return &_mesa_texformat_sargb8; + case GL_SLUMINANCE_ALPHA_EXT: + case GL_SLUMINANCE8_ALPHA8_EXT: + if (IS_G4X(intel->intelScreen->deviceID)) + return &_mesa_texformat_sla8; + else + return &_mesa_texformat_sargb8; case GL_COMPRESSED_SRGB_S3TC_DXT1_EXT: case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT: case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT: case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT: return &_mesa_texformat_srgb_dxt1; + + /* i915 could also do this */ + case GL_DUDV_ATI: + case GL_DU8DV8_ATI: + return &_mesa_texformat_dudv8; + case GL_RGBA_SNORM: + case GL_RGBA8_SNORM: + return &_mesa_texformat_signed_rgba8888_rev; #endif default: |