mesa: drop unneeded assert

[mesa.git] / src / mesa / main / framebuffer.h

diff --git a/src/mesa/main/framebuffer.h b/src/mesa/main/framebuffer.h
index d02b86f20d9b48aa27bb87db1e00d7a8f723f3fa..745c1dabf64c84e6192e5201133c2806dff4f09b 100644 (file)
--- a/src/mesa/main/framebuffer.h
+++ b/src/mesa/main/framebuffer.h
@@ -26,7 +26,7 @@
 #ifndef FRAMEBUFFER_H
 #define FRAMEBUFFER_H
 
-#include "glheader.h"
+#include "mtypes.h"
 
 struct gl_config;
 struct gl_context;
@@ -75,6 +75,38 @@ extern void
 _mesa_scissor_bounding_box(const struct gl_context *ctx,
                            const struct gl_framebuffer *buffer,
                            unsigned idx, int *bbox);
+extern void
+_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,
@@ -108,4 +140,19 @@ _mesa_get_read_renderbuffer_for_format(const struct gl_context *ctx,
 extern void
 _mesa_print_framebuffer(const struct gl_framebuffer *fb);
 
+extern bool
+_mesa_is_front_buffer_reading(const struct gl_framebuffer *fb);
+
+extern bool
+_mesa_is_front_buffer_drawing(const struct gl_framebuffer *fb);
+
+extern bool
+_mesa_is_multisample_enabled(const struct gl_context *ctx);
+
+extern bool
+_mesa_is_alpha_test_enabled(const struct gl_context *ctx);
+
+extern bool
+_mesa_is_alpha_to_coverage_enabled(const struct gl_context *ctx);
+
 #endif /* FRAMEBUFFER_H */