3 files changed, 6 insertions, 44 deletions

diff --git a/mesalib/src/mesa/state_tracker/st_cb_fbo.c b/mesalib/src/mesa/state_tracker/st_cb_fbo.c
index 05139ec5a..4d321587f 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_fbo.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_fbo.c
@@ -381,6 +381,7 @@ st_render_texture(struct gl_context *ctx,
    rb->Width = texImage->Width2;
    rb->Height = texImage->Height2;
    rb->_BaseFormat = texImage->_BaseFormat;
+   rb->InternalFormat = texImage->InternalFormat;
    /*printf("***** render to texture level %d: %d x %d\n", att->TextureLevel, rb->Width, rb->Height);*/
 
    /*printf("***** pipe texture %d x %d\n", pt->width0, pt->height0);*/
diff --git a/mesalib/src/mesa/state_tracker/st_cb_texture.c b/mesalib/src/mesa/state_tracker/st_cb_texture.c
index 8df753f7c..260df09f5 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_texture.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_texture.c
@@ -922,8 +922,7 @@ decompress_with_blit(struct gl_context * ctx, GLenum target, GLint level,
 
 
 /**
- * Need to map texture image into memory before copying image data,
- * then unmap it.
+ * Called via ctx->Driver.GetTexImage()
  */
 static void
 st_GetTexImage(struct gl_context * ctx, GLenum target, GLint level,
@@ -931,46 +930,21 @@ st_GetTexImage(struct gl_context * ctx, GLenum target, GLint level,
                struct gl_texture_object *texObj,
                struct gl_texture_image *texImage)
 {
-   struct st_context *st = st_context(ctx);
    struct st_texture_image *stImage = st_texture_image(texImage);
-   const GLuint dstImageStride =
-      _mesa_image_image_stride(&ctx->Pack, texImage->Width, texImage->Height,
-                               format, type);
-   GLuint depth, i;
-   GLubyte *dest;
 
    if (stImage->pt && util_format_is_s3tc(stImage->pt->format)) {
       /* Need to decompress the texture.
-       * We'll do this by rendering a textured quad.
+       * We'll do this by rendering a textured quad (which is hopefully
+       * faster than using the fallback code in texcompress.c.
        * Note that we only expect RGBA formats (no Z/depth formats).
        */
       decompress_with_blit(ctx, target, level, format, type, pixels,
                            texObj, texImage);
-      return;
    }
-
-   depth = texImage->Depth;
-   texImage->Depth = 1;
-
-   dest = (GLubyte *) pixels;
-
-   for (i = 0; i < depth; i++) {
-      _mesa_get_teximage(ctx, target, level, format, type, dest,
+   else {
+      _mesa_get_teximage(ctx, target, level, format, type, pixels,
 			 texObj, texImage);
-
-      if (stImage->pt && i + 1 < depth) {
-         /* unmap this slice */
-	 st_texture_image_unmap(st, stImage);
-         /* map next slice of 3D texture */
-	 texImage->Data = st_texture_image_map(st, stImage, i + 1,
-                                               PIPE_TRANSFER_READ, 0, 0,
-                                               stImage->base.Width,
-                                               stImage->base.Height);
-	 dest += dstImageStride;
-      }
    }
-
-   texImage->Depth = depth;
 }
 
 
diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c
index e6572c85a..27fff39a8 100644
--- a/mesalib/src/mesa/state_tracker/st_extensions.c
+++ b/mesalib/src/mesa/state_tracker/st_extensions.c
@@ -267,7 +267,6 @@ void st_init_extensions(struct st_context *st)
    ctx->Extensions.EXT_blend_color = GL_TRUE;
    ctx->Extensions.EXT_blend_func_separate = GL_TRUE;
    ctx->Extensions.EXT_blend_minmax = GL_TRUE;
-   ctx->Extensions.EXT_blend_subtract = GL_TRUE;
    ctx->Extensions.EXT_framebuffer_blit = GL_TRUE;
    ctx->Extensions.EXT_framebuffer_object = GL_TRUE;
    ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE;
@@ -277,11 +276,7 @@ void st_init_extensions(struct st_context *st)
    ctx->Extensions.EXT_point_parameters = GL_TRUE;
    ctx->Extensions.EXT_provoking_vertex = GL_TRUE;
    ctx->Extensions.EXT_secondary_color = GL_TRUE;
-   ctx->Extensions.EXT_stencil_wrap = GL_TRUE;
-   ctx->Extensions.EXT_texture_env_add = GL_TRUE;
-   ctx->Extensions.EXT_texture_env_combine = GL_TRUE;
    ctx->Extensions.EXT_texture_env_dot3 = GL_TRUE;
-   ctx->Extensions.EXT_texture_lod_bias = GL_TRUE;
    ctx->Extensions.EXT_vertex_array_bgra = GL_TRUE;
 
    ctx->Extensions.APPLE_vertex_array_object = GL_TRUE;
@@ -327,10 +322,6 @@ void st_init_extensions(struct st_context *st)
       ctx->Extensions.EXT_separate_shader_objects = GL_TRUE;
    }
 
-   if (screen->get_param(screen, PIPE_CAP_TEXTURE_MIRROR_REPEAT) > 0) {
-      ctx->Extensions.ARB_texture_mirrored_repeat = GL_TRUE;
-   }
-
    if (screen->get_param(screen, PIPE_CAP_BLEND_EQUATION_SEPARATE)) {
       ctx->Extensions.EXT_blend_equation_separate = GL_TRUE;
    }
@@ -344,10 +335,6 @@ void st_init_extensions(struct st_context *st)
       ctx->Extensions.ARB_texture_non_power_of_two = GL_TRUE;
    }
 
-   if (screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS) > 1) {
-      ctx->Extensions.ARB_multitexture = GL_TRUE;
-   }
-
    if (screen->get_param(screen, PIPE_CAP_TWO_SIDED_STENCIL)) {
       ctx->Extensions.ATI_separate_stencil = GL_TRUE;
       ctx->Extensions.EXT_stencil_two_side = GL_TRUE;