+ mtx_unlock(&ctx->Shared->TexMutex);
+}
+
+
+void GLAPIENTRY
+_mesa_InvalidateTexSubImage(GLuint texture, GLint level, GLint xoffset,
+ GLint yoffset, GLint zoffset, GLsizei width,
+ GLsizei height, GLsizei depth)
+{
+ struct gl_texture_object *t;
+ struct gl_texture_image *image;
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
+ _mesa_debug(ctx, "glInvalidateTexSubImage %d\n", texture);
+
+ t = invalidate_tex_image_error_check(ctx, texture, level,
+ "glInvalidateTexSubImage");
+
+ /* The GL_ARB_invalidate_subdata spec says:
+ *
+ * "...the specified subregion must be between -<b> and <dim>+<b> where
+ * <dim> is the size of the dimension of the texture image, and <b> is
+ * the size of the border of that texture image, otherwise
+ * INVALID_VALUE is generated (border is not applied to dimensions that
+ * don't exist in a given texture target)."
+ */
+ image = t->Image[0][level];
+ if (image) {
+ int xBorder;
+ int yBorder;
+ int zBorder;
+ int imageWidth;
+ int imageHeight;
+ int imageDepth;
+
+ /* The GL_ARB_invalidate_subdata spec says:
+ *
+ * "For texture targets that don't have certain dimensions, this
+ * command treats those dimensions as having a size of 1. For
+ * example, to invalidate a portion of a two-dimensional texture,
+ * the application would use <zoffset> equal to zero and <depth>
+ * equal to one."
+ */
+ switch (t->Target) {
+ case GL_TEXTURE_BUFFER:
+ xBorder = 0;
+ yBorder = 0;
+ zBorder = 0;
+ imageWidth = 1;
+ imageHeight = 1;
+ imageDepth = 1;
+ break;
+ case GL_TEXTURE_1D:
+ xBorder = image->Border;
+ yBorder = 0;
+ zBorder = 0;
+ imageWidth = image->Width;
+ imageHeight = 1;
+ imageDepth = 1;
+ break;
+ case GL_TEXTURE_1D_ARRAY:
+ xBorder = image->Border;
+ yBorder = 0;
+ zBorder = 0;
+ imageWidth = image->Width;
+ imageHeight = image->Height;
+ imageDepth = 1;
+ break;
+ case GL_TEXTURE_2D:
+ case GL_TEXTURE_CUBE_MAP:
+ case GL_TEXTURE_RECTANGLE:
+ case GL_TEXTURE_2D_MULTISAMPLE:
+ xBorder = image->Border;
+ yBorder = image->Border;
+ zBorder = 0;
+ imageWidth = image->Width;
+ imageHeight = image->Height;
+ imageDepth = 1;
+ break;
+ case GL_TEXTURE_2D_ARRAY:
+ case GL_TEXTURE_CUBE_MAP_ARRAY:
+ case GL_TEXTURE_2D_MULTISAMPLE_ARRAY:
+ xBorder = image->Border;
+ yBorder = image->Border;
+ zBorder = 0;
+ imageWidth = image->Width;
+ imageHeight = image->Height;
+ imageDepth = image->Depth;
+ break;
+ case GL_TEXTURE_3D:
+ xBorder = image->Border;
+ yBorder = image->Border;
+ zBorder = image->Border;
+ imageWidth = image->Width;
+ imageHeight = image->Height;
+ imageDepth = image->Depth;
+ break;
+ default:
+ assert(!"Should not get here.");
+ xBorder = 0;
+ yBorder = 0;
+ zBorder = 0;
+ imageWidth = 0;
+ imageHeight = 0;
+ imageDepth = 0;
+ break;
+ }
+
+ if (xoffset < -xBorder) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glInvalidateSubTexImage(xoffset)");
+ return;
+ }
+
+ if (xoffset + width > imageWidth + xBorder) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glInvalidateSubTexImage(xoffset+width)");
+ return;
+ }
+
+ if (yoffset < -yBorder) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glInvalidateSubTexImage(yoffset)");
+ return;
+ }
+
+ if (yoffset + height > imageHeight + yBorder) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glInvalidateSubTexImage(yoffset+height)");
+ return;
+ }
+
+ if (zoffset < -zBorder) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glInvalidateSubTexImage(zoffset)");
+ return;
+ }
+
+ if (zoffset + depth > imageDepth + zBorder) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glInvalidateSubTexImage(zoffset+depth)");
+ return;
+ }
+ }
+
+ /* We don't actually do anything for this yet. Just return after
+ * validating the parameters and generating the required errors.
+ */
+ return;
+}
+
+
+void GLAPIENTRY
+_mesa_InvalidateTexImage(GLuint texture, GLint level)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
+ _mesa_debug(ctx, "glInvalidateTexImage(%d, %d)\n", texture, level);
+
+ invalidate_tex_image_error_check(ctx, texture, level,
+ "glInvalidateTexImage");
+
+ /* We don't actually do anything for this yet. Just return after
+ * validating the parameters and generating the required errors.
+ */
+ return;