X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Freadpix.h;h=481ad9d9c3752ff1ca27921eeeb9d522bad1e84b;hb=4807a83da0e0f5e3272e85504ee3b2213ef1910a;hp=4bb35e17e4d64715d19367dbd49d95ff1dd98201;hpb=3998cfa933dcd9134b75d9f0ae2c9cfcd6f2ee45;p=mesa.git

diff --git a/src/mesa/main/readpix.h b/src/mesa/main/readpix.h
index 4bb35e17e4d..481ad9d9c37 100644
--- 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,