pixman mesa git update 3 Aug 2012

12 files changed, 89 insertions, 29 deletions

diff --git a/mesalib/src/mesa/main/attrib.c b/mesalib/src/mesa/main/attrib.c
index 318d576e8..8bc7c348f 100644
--- a/mesalib/src/mesa/main/attrib.c
+++ b/mesalib/src/mesa/main/attrib.c
@@ -806,7 +806,7 @@ pop_texture_group(struct gl_context *ctx, struct texture_state *texstate)
                                 samp->CompareFunc);
          }
          if (ctx->Extensions.ARB_depth_texture)
-            _mesa_TexParameteri(target, GL_DEPTH_TEXTURE_MODE, samp->DepthMode);
+            _mesa_TexParameteri(target, GL_DEPTH_TEXTURE_MODE, obj->DepthMode);
       }
 
       /* remove saved references to the texture objects */
diff --git a/mesalib/src/mesa/main/bufferobj.c b/mesalib/src/mesa/main/bufferobj.c
index 7d72092a2..48edd89c9 100644
--- a/mesalib/src/mesa/main/bufferobj.c
+++ b/mesalib/src/mesa/main/bufferobj.c
@@ -131,7 +131,7 @@ get_buffer(struct gl_context *ctx, const char *func, GLenum target)
 }
 
 
-static inline GLenum
+static inline GLbitfield
 default_access_mode(const struct gl_context *ctx)
 {
    /* Table 2.6 on page 31 (page 44 of the PDF) of the OpenGL 1.5 spec says:
@@ -150,7 +150,7 @@ default_access_mode(const struct gl_context *ctx)
     * The difference is because GL_OES_mapbuffer only supports mapping buffers
     * write-only.
     */
-   return (ctx->API == API_OPENGLES)
+   return _mesa_is_gles(ctx)
       ? GL_MAP_WRITE_BIT : (GL_MAP_READ_BIT | GL_MAP_WRITE_BIT);
 }
 
diff --git a/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c
index a7b481ca7..5e13a9357 100644
--- a/mesalib/src/mesa/main/extensions.c
+++ b/mesalib/src/mesa/main/extensions.c
@@ -113,7 +113,7 @@ static const struct extension extension_table[] = {
    { "GL_ARB_point_sprite",                        o(ARB_point_sprite),                        GL,             2003 },
    { "GL_ARB_provoking_vertex",                    o(EXT_provoking_vertex),                    GL,             2009 },
    { "GL_ARB_robustness",                          o(dummy_true),                              GL,             2010 },
-   { "GL_ARB_sampler_objects",                     o(ARB_sampler_objects),                     GL,             2009 },
+   { "GL_ARB_sampler_objects",                     o(dummy_true),                              GL,             2009 },
    { "GL_ARB_seamless_cube_map",                   o(ARB_seamless_cube_map),                   GL,             2009 },
    { "GL_ARB_shader_bit_encoding",                 o(ARB_shader_bit_encoding),                 GL,             2010 },
    { "GL_ARB_shader_objects",                      o(ARB_shader_objects),                      GL,             2002 },
diff --git a/mesalib/src/mesa/main/ff_fragment_shader.cpp b/mesalib/src/mesa/main/ff_fragment_shader.cpp
index 0233f3802..f743ce109 100644
--- a/mesalib/src/mesa/main/ff_fragment_shader.cpp
+++ b/mesalib/src/mesa/main/ff_fragment_shader.cpp
@@ -33,6 +33,7 @@ extern "C" {
 #include "mtypes.h"
 #include "main/uniforms.h"
 #include "main/macros.h"
+#include "main/samplerobj.h"
 #include "program/program.h"
 #include "program/prog_parameter.h"
 #include "program/prog_cache.h"
@@ -428,11 +429,13 @@ static GLuint make_state_key( struct gl_context *ctx,  struct state_key *key )
       const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[i];
       const struct gl_texture_object *texObj = texUnit->_Current;
       const struct gl_tex_env_combine_state *comb = texUnit->_CurrentCombine;
+      const struct gl_sampler_object *samp;
       GLenum format;
 
       if (!texUnit->_ReallyEnabled || !texUnit->Enabled)
          continue;
 
+      samp = _mesa_get_samplerobj(ctx, i);
       format = texObj->Image[0][texObj->BaseLevel]->_BaseFormat;
 
       key->unit[i].enabled = 1;
@@ -444,7 +447,7 @@ static GLuint make_state_key( struct gl_context *ctx,  struct state_key *key )
          translate_tex_src_bit(texUnit->_ReallyEnabled);
 
       key->unit[i].shadow =
-         ((texObj->Sampler.CompareMode == GL_COMPARE_R_TO_TEXTURE) &&
+         ((samp->CompareMode == GL_COMPARE_R_TO_TEXTURE) &&
           ((format == GL_DEPTH_COMPONENT) || 
            (format == GL_DEPTH_STENCIL_EXT)));
 
diff --git a/mesalib/src/mesa/main/get.c b/mesalib/src/mesa/main/get.c
index b9c98fb22..16ad2c430 100644
--- a/mesalib/src/mesa/main/get.c
+++ b/mesalib/src/mesa/main/get.c
@@ -284,11 +284,6 @@ static const int extra_GLSL_130[] = {
    EXTRA_END
 };
 
-static const int extra_ARB_sampler_objects[] = {
-   EXT(ARB_sampler_objects),
-   EXTRA_END
-};
-
 static const int extra_ARB_uniform_buffer_object_and_geometry_shader[] = {
    EXT(ARB_uniform_buffer_object),
    EXT(ARB_geometry_shader4),
@@ -1304,7 +1299,7 @@ static const struct value_desc values[] = {
 
    /* GL_ARB_sampler_objects / GL 3.3 */
    { GL_SAMPLER_BINDING,
-     LOC_CUSTOM, TYPE_INT, GL_SAMPLER_BINDING, extra_ARB_sampler_objects },
+     LOC_CUSTOM, TYPE_INT, GL_SAMPLER_BINDING, NO_EXTRA },
 
    /* GL 3.0 */
    { GL_NUM_EXTENSIONS, LOC_CUSTOM, TYPE_INT, 0, extra_version_30 },
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index 7d7213f4d..e8adac99d 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/src/mesa/main/mtypes.h
@@ -1253,9 +1253,6 @@ struct gl_sampler_object
    GLfloat CompareFailValue;    /**< GL_ARB_shadow_ambient */
    GLenum sRGBDecode;           /**< GL_DECODE_EXT or GL_SKIP_DECODE_EXT */
    GLboolean CubeMapSeamless;   /**< GL_AMD_seamless_cubemap_per_texture */
-
-   /* deprecated sampler state */
-   GLenum DepthMode;		/**< GL_ARB_depth_texture */
 };
 
 
@@ -1272,6 +1269,8 @@ struct gl_texture_object
 
    struct gl_sampler_object Sampler;
 
+   GLenum DepthMode;		/**< GL_ARB_depth_texture */
+
    GLfloat Priority;		/**< in [0,1] */
    GLint BaseLevel;		/**< min mipmap level, OpenGL 1.2 */
    GLint MaxLevel;		/**< max mipmap level, OpenGL 1.2 */
@@ -2966,7 +2965,6 @@ struct gl_extensions
    GLboolean ARB_occlusion_query;
    GLboolean ARB_occlusion_query2;
    GLboolean ARB_point_sprite;
-   GLboolean ARB_sampler_objects;
    GLboolean ARB_seamless_cube_map;
    GLboolean ARB_shader_bit_encoding;
    GLboolean ARB_shader_objects;
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;
    }
diff --git a/mesalib/src/mesa/main/samplerobj.h b/mesalib/src/mesa/main/samplerobj.h
index 0bfda4351..2b0cd7946 100644
--- a/mesalib/src/mesa/main/samplerobj.h
+++ b/mesalib/src/mesa/main/samplerobj.h
@@ -77,5 +77,16 @@ _mesa_init_sampler_object_functions(struct dd_function_table *driver);
 extern void
 _mesa_init_sampler_object_dispatch(struct _glapi_table *disp);
 
+extern void GLAPIENTRY
+_mesa_BindSampler(GLuint unit, GLuint sampler);
+
+extern void GLAPIENTRY
+_mesa_GenSamplers(GLsizei count, GLuint *samplers);
+
+extern void GLAPIENTRY
+_mesa_DeleteSamplers(GLsizei count, const GLuint *samplers);
+
+extern void GLAPIENTRY
+_mesa_SamplerParameteri(GLuint sampler, GLenum pname, GLint param);
 
 #endif /* SAMPLEROBJ_H */
diff --git a/mesalib/src/mesa/main/texobj.c b/mesalib/src/mesa/main/texobj.c
index e0494c940..529a6d449 100644
--- a/mesalib/src/mesa/main/texobj.c
+++ b/mesalib/src/mesa/main/texobj.c
@@ -145,7 +145,7 @@ _mesa_initialize_texture_object( struct gl_texture_object *obj,
    obj->Sampler.CompareMode = GL_NONE;         /* ARB_shadow */
    obj->Sampler.CompareFunc = GL_LEQUAL;       /* ARB_shadow */
    obj->Sampler.CompareFailValue = 0.0F;       /* ARB_shadow_ambient */
-   obj->Sampler.DepthMode = GL_LUMINANCE;      /* ARB_depth_texture */
+   obj->DepthMode = GL_LUMINANCE;
    obj->Sampler.CubeMapSeamless = GL_FALSE;
    obj->Swizzle[0] = GL_RED;
    obj->Swizzle[1] = GL_GREEN;
@@ -259,7 +259,7 @@ _mesa_copy_texture_object( struct gl_texture_object *dest,
    dest->Sampler.CompareFunc = src->Sampler.CompareFunc;
    dest->Sampler.CompareFailValue = src->Sampler.CompareFailValue;
    dest->Sampler.CubeMapSeamless = src->Sampler.CubeMapSeamless;
-   dest->Sampler.DepthMode = src->Sampler.DepthMode;
+   dest->DepthMode = src->DepthMode;
    dest->Sampler.sRGBDecode = src->Sampler.sRGBDecode;
    dest->_MaxLevel = src->_MaxLevel;
    dest->_MaxLambda = src->_MaxLambda;
diff --git a/mesalib/src/mesa/main/texparam.c b/mesalib/src/mesa/main/texparam.c
index 1376219d7..9213499a4 100644
--- a/mesalib/src/mesa/main/texparam.c
+++ b/mesalib/src/mesa/main/texparam.c
@@ -383,14 +383,14 @@ set_tex_parameteri(struct gl_context *ctx,
 
    case GL_DEPTH_TEXTURE_MODE_ARB:
       if (ctx->Extensions.ARB_depth_texture) {
-         if (texObj->Sampler.DepthMode == params[0])
+         if (texObj->DepthMode == params[0])
             return GL_FALSE;
          if (params[0] == GL_LUMINANCE ||
              params[0] == GL_INTENSITY ||
              params[0] == GL_ALPHA ||
              (ctx->Extensions.ARB_texture_rg && params[0] == GL_RED)) {
             flush(ctx);
-            texObj->Sampler.DepthMode = params[0];
+            texObj->DepthMode = params[0];
             return GL_TRUE;
          }
          goto invalid_param;
@@ -1157,7 +1157,7 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
       case GL_DEPTH_TEXTURE_MODE_ARB:
          if (!ctx->Extensions.ARB_depth_texture)
             goto invalid_pname;
-         *params = (GLfloat) obj->Sampler.DepthMode;
+         *params = (GLfloat) obj->DepthMode;
          break;
       case GL_TEXTURE_LOD_BIAS:
          *params = obj->Sampler.LodBias;
@@ -1303,7 +1303,7 @@ _mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params )
       case GL_DEPTH_TEXTURE_MODE_ARB:
          if (!ctx->Extensions.ARB_depth_texture)
             goto invalid_pname;
-         *params = (GLint) obj->Sampler.DepthMode;
+         *params = (GLint) obj->DepthMode;
          break;
       case GL_TEXTURE_LOD_BIAS:
          *params = (GLint) obj->Sampler.LodBias;
diff --git a/mesalib/src/mesa/main/texstate.c b/mesalib/src/mesa/main/texstate.c
index 8ca9092ce..fa1fef27e 100644
--- a/mesalib/src/mesa/main/texstate.c
+++ b/mesalib/src/mesa/main/texstate.c
@@ -407,7 +407,7 @@ update_tex_combine(struct gl_context *ctx, struct gl_texture_unit *texUnit)
       GLenum format = texObj->Image[0][texObj->BaseLevel]->_BaseFormat;
 
       if (format == GL_DEPTH_COMPONENT || format == GL_DEPTH_STENCIL_EXT) {
-         format = texObj->Sampler.DepthMode;
+         format = texObj->DepthMode;
       }
       calculate_derived_texenv(&texUnit->_EnvMode, texUnit->EnvMode, format);
       texUnit->_CurrentCombine = & texUnit->_EnvMode;
diff --git a/mesalib/src/mesa/main/version.c b/mesalib/src/mesa/main/version.c
index 91ef2dff4..85e623142 100644
--- a/mesalib/src/mesa/main/version.c
+++ b/mesalib/src/mesa/main/version.c
@@ -170,12 +170,12 @@ compute_version(struct gl_context *ctx)
                               ctx->Extensions.ARB_explicit_attrib_location &&
                               ctx->Extensions.ARB_instanced_arrays &&
                               ctx->Extensions.ARB_occlusion_query2 &&
-                              ctx->Extensions.ARB_sampler_objects &&
                               ctx->Extensions.ARB_shader_bit_encoding &&
                               ctx->Extensions.ARB_texture_rgb10_a2ui &&
                               ctx->Extensions.ARB_timer_query &&
                               ctx->Extensions.ARB_vertex_type_2_10_10_10_rev &&
                               ctx->Extensions.EXT_texture_swizzle);
+                              /* ARB_sampler_objects is always enabled in mesa */
 
    if (ver_3_3) {
       major = 3;