pixman mesa git update 3 Aug 2012

1 files changed, 59 insertions, 6 deletions

diff --git a/mesalib/src/mesa/main/samplerobj.c b/mesalib/src/mesa/main/samplerobj.c
index 5d1b2adbb..dc8adfc3f 100644
--- a/mesalib/src/mesa/main/samplerobj.c
+++ b/mesalib/src/mesa/main/samplerobj.c
@@ -133,10 +133,8 @@ _mesa_init_sampler_object(struct gl_sampler_object *sampObj, GLuint name)
    sampObj->CompareFailValue = 0.0;
    sampObj->sRGBDecode = GL_DECODE_EXT;
    sampObj->CubeMapSeamless = GL_FALSE;
-   sampObj->DepthMode = 0;
 }
 
-
 /**
  * Fallback for ctx->Driver.NewSamplerObject();
  */
@@ -162,7 +160,7 @@ _mesa_delete_sampler_object(struct gl_context *ctx,
 }
 
 
-static void GLAPIENTRY
+void GLAPIENTRY
 _mesa_GenSamplers(GLsizei count, GLuint *samplers)
 {
    GET_CURRENT_CONTEXT(ctx);
@@ -194,7 +192,7 @@ _mesa_GenSamplers(GLsizei count, GLuint *samplers)
 }
 
 
-static void GLAPIENTRY
+void GLAPIENTRY
 _mesa_DeleteSamplers(GLsizei count, const GLuint *samplers)
 {
    GET_CURRENT_CONTEXT(ctx);
@@ -244,7 +242,7 @@ _mesa_IsSampler(GLuint sampler)
 }
 
 
-static void GLAPIENTRY
+void GLAPIENTRY
 _mesa_BindSampler(GLuint unit, GLuint sampler)
 {
    struct gl_sampler_object *sampObj;
@@ -584,8 +582,25 @@ set_sampler_cube_map_seamless(struct gl_context *ctx,
    return GL_TRUE;
 }
 
+static GLuint
+set_sampler_srgb_decode(struct gl_context *ctx,
+                              struct gl_sampler_object *samp, GLenum param)
+{
+   if (!ctx->Extensions.EXT_texture_sRGB_decode)
+      return INVALID_PNAME;
 
-static void GLAPIENTRY
+   if (samp->sRGBDecode == param)
+      return GL_FALSE;
+
+   if (param != GL_DECODE_EXT && param != GL_SKIP_DECODE_EXT)
+      return INVALID_VALUE;
+
+   flush(ctx);
+   samp->sRGBDecode = param;
+   return GL_TRUE;
+}
+
+void GLAPIENTRY
 _mesa_SamplerParameteri(GLuint sampler, GLenum pname, GLint param)
 {
    struct gl_sampler_object *sampObj;
@@ -636,6 +651,9 @@ _mesa_SamplerParameteri(GLuint sampler, GLenum pname, GLint param)
    case GL_TEXTURE_CUBE_MAP_SEAMLESS:
       res = set_sampler_cube_map_seamless(ctx, sampObj, param);
       break;
+   case GL_TEXTURE_SRGB_DECODE_EXT:
+      res = set_sampler_srgb_decode(ctx, sampObj, param);
+      break;
    case GL_TEXTURE_BORDER_COLOR:
       /* fall-through */
    default:
@@ -720,6 +738,9 @@ _mesa_SamplerParameterf(GLuint sampler, GLenum pname, GLfloat param)
    case GL_TEXTURE_CUBE_MAP_SEAMLESS:
       res = set_sampler_cube_map_seamless(ctx, sampObj, (GLboolean) param);
       break;
+   case GL_TEXTURE_SRGB_DECODE_EXT:
+      res = set_sampler_srgb_decode(ctx, sampObj, (GLenum) param);
+      break;
    case GL_TEXTURE_BORDER_COLOR:
       /* fall-through */
    default:
@@ -801,6 +822,9 @@ _mesa_SamplerParameteriv(GLuint sampler, GLenum pname, const GLint *params)
    case GL_TEXTURE_CUBE_MAP_SEAMLESS:
       res = set_sampler_cube_map_seamless(ctx, sampObj, params[0]);
       break;
+   case GL_TEXTURE_SRGB_DECODE_EXT:
+      res = set_sampler_srgb_decode(ctx, sampObj, params[0]);
+      break;
    case GL_TEXTURE_BORDER_COLOR:
       {
          GLfloat c[4];
@@ -892,6 +916,9 @@ _mesa_SamplerParameterfv(GLuint sampler, GLenum pname, const GLfloat *params)
    case GL_TEXTURE_CUBE_MAP_SEAMLESS:
       res = set_sampler_cube_map_seamless(ctx, sampObj, (GLboolean) params[0]);
       break;
+   case GL_TEXTURE_SRGB_DECODE_EXT:
+      res = set_sampler_srgb_decode(ctx, sampObj, (GLenum) params[0]);
+      break;
    case GL_TEXTURE_BORDER_COLOR:
       res = set_sampler_border_colorf(ctx, sampObj, params);
       break;
@@ -974,6 +1001,9 @@ _mesa_SamplerParameterIiv(GLuint sampler, GLenum pname, const GLint *params)
    case GL_TEXTURE_CUBE_MAP_SEAMLESS:
       res = set_sampler_cube_map_seamless(ctx, sampObj, params[0]);
       break;
+   case GL_TEXTURE_SRGB_DECODE_EXT:
+      res = set_sampler_srgb_decode(ctx, sampObj, (GLenum) params[0]);
+      break;
    case GL_TEXTURE_BORDER_COLOR:
       res = set_sampler_border_colori(ctx, sampObj, params);
       break;
@@ -1057,6 +1087,9 @@ _mesa_SamplerParameterIuiv(GLuint sampler, GLenum pname, const GLuint *params)
    case GL_TEXTURE_CUBE_MAP_SEAMLESS:
       res = set_sampler_cube_map_seamless(ctx, sampObj, params[0]);
       break;
+   case GL_TEXTURE_SRGB_DECODE_EXT:
+      res = set_sampler_srgb_decode(ctx, sampObj, (GLenum) params[0]);
+      break;
    case GL_TEXTURE_BORDER_COLOR:
       res = set_sampler_border_colorui(ctx, sampObj, params);
       break;
@@ -1151,6 +1184,11 @@ _mesa_GetSamplerParameteriv(GLuint sampler, GLenum pname, GLint *params)
          goto invalid_pname;
       *params = sampObj->CubeMapSeamless;
       break;
+   case GL_TEXTURE_SRGB_DECODE_EXT:
+      if (!ctx->Extensions.EXT_texture_sRGB_decode)
+         goto invalid_pname;
+      *params = (GLenum) sampObj->sRGBDecode;
+      break;
    default:
       goto invalid_pname;
    }
@@ -1224,6 +1262,11 @@ _mesa_GetSamplerParameterfv(GLuint sampler, GLenum pname, GLfloat *params)
          goto invalid_pname;
       *params = (GLfloat) sampObj->CubeMapSeamless;
       break;
+   case GL_TEXTURE_SRGB_DECODE_EXT:
+      if (!ctx->Extensions.EXT_texture_sRGB_decode)
+         goto invalid_pname;
+      *params = (GLfloat) sampObj->sRGBDecode;
+      break;
    default:
       goto invalid_pname;
    }
@@ -1298,6 +1341,11 @@ _mesa_GetSamplerParameterIiv(GLuint sampler, GLenum pname, GLint *params)
          goto invalid_pname;
       *params = sampObj->CubeMapSeamless;
       break;
+   case GL_TEXTURE_SRGB_DECODE_EXT:
+      if (!ctx->Extensions.EXT_texture_sRGB_decode)
+         goto invalid_pname;
+      *params = (GLenum) sampObj->sRGBDecode;
+      break;
    default:
       goto invalid_pname;
    }
@@ -1372,6 +1420,11 @@ _mesa_GetSamplerParameterIuiv(GLuint sampler, GLenum pname, GLuint *params)
          goto invalid_pname;
       *params = sampObj->CubeMapSeamless;
       break;
+   case GL_TEXTURE_SRGB_DECODE_EXT:
+      if (!ctx->Extensions.EXT_texture_sRGB_decode)
+         goto invalid_pname;
+      *params = (GLenum) sampObj->sRGBDecode;
+      break;
    default:
       goto invalid_pname;
    }