mesa/glsl: set num_textures per stage directly in shader_info

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

diff --git a/src/mesa/main/readpix.h b/src/mesa/main/readpix.h
index 4bb35e17e4d64715d19367dbd49d95ff1dd98201..481ad9d9c3752ff1ca27921eeeb9d522bad1e84b 100644 (file)
--- a/src/mesa/main/readpix.h
+++ b/src/mesa/main/readpix.h
@@ -37,6 +37,20 @@ extern GLboolean
 _mesa_readpixels_needs_slow_path(const struct gl_context *ctx, GLenum format,
                                  GLenum type, GLboolean uses_blit);
 
+extern GLboolean
+_mesa_need_rgb_to_luminance_conversion(GLenum srcBaseFormat,
+                                       GLenum dstBaseFormat);
+
+extern GLboolean
+_mesa_need_luminance_to_rgb_conversion(GLenum srcBaseFormat,
+                                       GLenum dstBaseFormat);
+
+extern GLbitfield
+_mesa_get_readpixels_transfer_ops(const struct gl_context *ctx,
+                                  mesa_format texFormat,
+                                  GLenum format, GLenum type,
+                                  GLboolean uses_blit);
+
 extern void
 _mesa_readpixels(struct gl_context *ctx,
                  GLint x, GLint y, GLsizei width, GLsizei height,