+_mesa_intersect_scissor_bounding_box(const struct gl_context *ctx,
+ unsigned idx, int *bbox);
+
+static inline GLuint
+_mesa_geometric_width(const struct gl_framebuffer *buffer)
+{
+ return buffer->_HasAttachments ?
+ buffer->Width : buffer->DefaultGeometry.Width;
+}
+
+static inline GLuint
+_mesa_geometric_height(const struct gl_framebuffer *buffer)
+{
+ return buffer->_HasAttachments ?
+ buffer->Height : buffer->DefaultGeometry.Height;
+}
+
+static inline GLuint
+_mesa_geometric_samples(const struct gl_framebuffer *buffer)
+{
+ return buffer->_HasAttachments ?
+ buffer->Visual.samples :
+ buffer->DefaultGeometry._NumSamples;
+}
+
+static inline GLuint
+_mesa_geometric_layers(const struct gl_framebuffer *buffer)
+{
+ return buffer->_HasAttachments ?
+ buffer->MaxNumLayers : buffer->DefaultGeometry.Layers;
+}
+
+extern void
+_mesa_update_draw_buffer_bounds(struct gl_context *ctx,
+ struct gl_framebuffer *drawFb);