mesa: fix make check for ARB_texture_gather

[mesa.git] / src / mesa / main / texparam.c

diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
index b5a1e58e2872fe558f9e3abe465b0816fffd36e8..31723c377841bdee25216ed3922e58c93fdf11bd 100644 (file)
--- a/src/mesa/main/texparam.c
+++ b/src/mesa/main/texparam.c
@@ -1,6 +1,5 @@
 /*
  * Mesa 3-D graphics library
- * Version:  7.5
  *
  * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
  * Copyright (C) 2009  VMware, Inc.  All Rights Reserved.
@@ -177,12 +176,12 @@ get_texobj(struct gl_context *ctx, GLenum target, GLboolean get)
       }
       break;
    case GL_TEXTURE_2D_MULTISAMPLE:
-      if (ctx->Extensions.ARB_texture_storage_multisample) {
+      if (ctx->Extensions.ARB_texture_multisample) {
          return texUnit->CurrentTex[TEXTURE_2D_MULTISAMPLE_INDEX];
       }
       break;
    case GL_TEXTURE_2D_MULTISAMPLE_ARRAY:
-      if (ctx->Extensions.ARB_texture_storage_multisample) {
+      if (ctx->Extensions.ARB_texture_multisample) {
          return texUnit->CurrentTex[TEXTURE_2D_MULTISAMPLE_ARRAY_INDEX];
       }
       break;
@@ -257,7 +256,7 @@ static inline void
 incomplete(struct gl_context *ctx, struct gl_texture_object *texObj)
 {
    FLUSH_VERTICES(ctx, _NEW_TEXTURE);
-   _mesa_dirty_texobj(ctx, texObj, GL_TRUE);
+   _mesa_dirty_texobj(ctx, texObj);
 }
 
 
@@ -387,7 +386,13 @@ set_tex_parameteri(struct gl_context *ctx,
          return GL_FALSE;
       }
       incomplete(ctx, texObj);
-      texObj->BaseLevel = params[0];
+
+      /** See note about ARB_texture_storage below */
+      if (texObj->Immutable)
+         texObj->BaseLevel = MIN2(texObj->ImmutableLevels - 1, params[0]);
+      else
+         texObj->BaseLevel = params[0];
+
       return GL_TRUE;
 
    case GL_TEXTURE_MAX_LEVEL:
@@ -400,7 +405,19 @@ set_tex_parameteri(struct gl_context *ctx,
          return GL_FALSE;
       }
       incomplete(ctx, texObj);
-      texObj->MaxLevel = params[0];
+
+      /** From ARB_texture_storage:
+       * However, if TEXTURE_IMMUTABLE_FORMAT is TRUE, then level_base is
+       * clamped to the range [0, <levels> - 1] and level_max is then clamped to
+       * the range [level_base, <levels> - 1], where <levels> is the parameter
+       * passed the call to TexStorage* for the texture object.
+       */
+      if (texObj->Immutable)
+          texObj->MaxLevel = CLAMP(params[0], texObj->BaseLevel,
+                                   texObj->ImmutableLevels - 1);
+      else
+         texObj->MaxLevel = params[0];
+
       return GL_TRUE;
 
    case GL_GENERATE_MIPMAP_SGIS:
@@ -447,21 +464,15 @@ set_tex_parameteri(struct gl_context *ctx,
          switch (params[0]) {
          case GL_LEQUAL:
          case GL_GEQUAL:
-            flush(ctx);
-            texObj->Sampler.CompareFunc = params[0];
-            return GL_TRUE;
          case GL_EQUAL:
          case GL_NOTEQUAL:
          case GL_LESS:
          case GL_GREATER:
          case GL_ALWAYS:
          case GL_NEVER:
-            if (ctx->Extensions.EXT_shadow_funcs) {
-               flush(ctx);
-               texObj->Sampler.CompareFunc = params[0];
-               return GL_TRUE;
-            }
-            /* fall-through */
+            flush(ctx);
+            texObj->Sampler.CompareFunc = params[0];
+            return GL_TRUE;
          default:
             goto invalid_param;
          }
@@ -1055,6 +1066,8 @@ legal_get_tex_level_parameter_target(struct gl_context *ctx, GLenum target)
       return ctx->API == API_OPENGL_CORE && ctx->Version >= 31;
    case GL_TEXTURE_2D_MULTISAMPLE:
    case GL_TEXTURE_2D_MULTISAMPLE_ARRAY:
+   case GL_PROXY_TEXTURE_2D_MULTISAMPLE:
+   case GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY:
       return ctx->Extensions.ARB_texture_multisample;
    default:
       return GL_FALSE;
@@ -1542,8 +1555,6 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
          break;
 
       case GL_TEXTURE_IMMUTABLE_FORMAT:
-         if (!ctx->Extensions.ARB_texture_storage)
-            goto invalid_pname;
          *params = (GLfloat) obj->Immutable;
          break;
 
@@ -1556,7 +1567,7 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
       case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES:
          if (!_mesa_is_gles(ctx) || !ctx->Extensions.OES_EGL_image_external)
             goto invalid_pname;
-         *params = obj->RequiredTextureImageUnits;
+         *params = (GLfloat) obj->RequiredTextureImageUnits;
          break;
 
       case GL_TEXTURE_SRGB_DECODE_EXT:
@@ -1725,8 +1736,6 @@ _mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params )
          break;
 
       case GL_TEXTURE_IMMUTABLE_FORMAT:
-         if (!ctx->Extensions.ARB_texture_storage)
-            goto invalid_pname;
          *params = (GLint) obj->Immutable;
          break;