From 4df1b986d3e44dc035227054000a1d0e1846ef07 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Wed, 17 Apr 2013 19:10:29 -0700 Subject: i915: Add support for GL_EXT_texture_sRGB and GL_EXT_texture_sRGB_decode. This brings the driver up to GL 2.1. --- src/mesa/drivers/dri/i915/i915_context.c | 2 ++ src/mesa/drivers/dri/i915/i915_texstate.c | 11 +++++++++++ 2 files changed, 13 insertions(+) (limited to 'src/mesa/drivers/dri/i915') diff --git a/src/mesa/drivers/dri/i915/i915_context.c b/src/mesa/drivers/dri/i915/i915_context.c index 46fc9664221..65b50ea6700 100644 --- a/src/mesa/drivers/dri/i915/i915_context.c +++ b/src/mesa/drivers/dri/i915/i915_context.c @@ -104,6 +104,8 @@ intel_init_texture_formats(struct gl_context *ctx) if (intel_screen->deviceID != PCI_CHIP_I830_M && intel_screen->deviceID != PCI_CHIP_845_G) ctx->TextureFormatSupported[MESA_FORMAT_XRGB8888] = true; + if (intel->gen == 3) + ctx->TextureFormatSupported[MESA_FORMAT_SARGB8] = true; ctx->TextureFormatSupported[MESA_FORMAT_ARGB4444] = true; ctx->TextureFormatSupported[MESA_FORMAT_ARGB1555] = true; ctx->TextureFormatSupported[MESA_FORMAT_RGB565] = true; diff --git a/src/mesa/drivers/dri/i915/i915_texstate.c b/src/mesa/drivers/dri/i915/i915_texstate.c index 2f3286920d5..43c802b2c08 100644 --- a/src/mesa/drivers/dri/i915/i915_texstate.c +++ b/src/mesa/drivers/dri/i915/i915_texstate.c @@ -56,6 +56,7 @@ translate_texture_format(gl_format mesa_format, GLenum DepthMode) return MAPSURF_16BIT | MT_16BIT_ARGB1555; case MESA_FORMAT_ARGB4444: return MAPSURF_16BIT | MT_16BIT_ARGB4444; + case MESA_FORMAT_SARGB8: case MESA_FORMAT_ARGB8888: return MAPSURF_32BIT | MT_32BIT_ARGB8888; case MESA_FORMAT_XRGB8888: @@ -78,10 +79,14 @@ translate_texture_format(gl_format mesa_format, GLenum DepthMode) return (MAPSURF_16BIT | MT_16BIT_L16); case MESA_FORMAT_RGBA_DXT1: case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT1); case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT3: return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT2_3); case MESA_FORMAT_RGBA_DXT5: + case MESA_FORMAT_SRGBA_DXT5: return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT4_5); case MESA_FORMAT_S8_Z24: case MESA_FORMAT_X8_Z24: @@ -354,6 +359,12 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3) } + if (sampler->sRGBDecode == GL_DECODE_EXT && + (_mesa_get_srgb_format_linear(firstImage->TexFormat) != + firstImage->TexFormat)) { + state[I915_TEXREG_SS2] |= SS2_REVERSE_GAMMA_ENABLE; + } + /* convert border color from float to ubyte */ CLAMPED_FLOAT_TO_UBYTE(border[0], sampler->BorderColor.f[0]); CLAMPED_FLOAT_TO_UBYTE(border[1], sampler->BorderColor.f[1]); -- cgit v1.2.3