Merge remote branch 'origin/master' into gallium_draw_llvm

[mesa.git] / src / mesa / main / pixelstore.c

diff --git a/src/mesa/main/pixelstore.c b/src/mesa/main/pixelstore.c
index 3bf89bd3e18efd139eb5ba0751d252bb8ac8fb3a..ec585ef0ccefb560d4fac4e3f09afbcccb70a2f9 100644 (file)
--- a/src/mesa/main/pixelstore.c
+++ b/src/mesa/main/pixelstore.c
@@ -30,10 +30,7 @@
 
 #include "glheader.h"
 #include "bufferobj.h"
-#include "colormac.h"
 #include "context.h"
-#include "image.h"
-#include "macros.h"
 #include "pixelstore.h"
 #include "mtypes.h"
 
@@ -245,7 +242,8 @@ _mesa_init_pixelstore( GLcontext *ctx )
    ctx->Pack.ClientStorage = GL_FALSE;
    ctx->Pack.Invert = GL_FALSE;
 #if FEATURE_EXT_pixel_buffer_object
-   ctx->Pack.BufferObj = ctx->Array.NullBufferObj;
+   _mesa_reference_buffer_object(ctx, &ctx->Pack.BufferObj,
+                                 ctx->Shared->NullBufferObj);
 #endif
    ctx->Unpack.Alignment = 4;
    ctx->Unpack.RowLength = 0;
@@ -258,6 +256,28 @@ _mesa_init_pixelstore( GLcontext *ctx )
    ctx->Unpack.ClientStorage = GL_FALSE;
    ctx->Unpack.Invert = GL_FALSE;
 #if FEATURE_EXT_pixel_buffer_object
-   ctx->Unpack.BufferObj = ctx->Array.NullBufferObj;
+   _mesa_reference_buffer_object(ctx, &ctx->Unpack.BufferObj,
+                                 ctx->Shared->NullBufferObj);
+#endif
+
+   /*
+    * _mesa_unpack_image() returns image data in this format.  When we
+    * execute image commands (glDrawPixels(), glTexImage(), etc) from
+    * within display lists we have to be sure to set the current
+    * unpacking parameters to these values!
+    */
+   ctx->DefaultPacking.Alignment = 1;
+   ctx->DefaultPacking.RowLength = 0;
+   ctx->DefaultPacking.SkipPixels = 0;
+   ctx->DefaultPacking.SkipRows = 0;
+   ctx->DefaultPacking.ImageHeight = 0;
+   ctx->DefaultPacking.SkipImages = 0;
+   ctx->DefaultPacking.SwapBytes = GL_FALSE;
+   ctx->DefaultPacking.LsbFirst = GL_FALSE;
+   ctx->DefaultPacking.ClientStorage = GL_FALSE;
+   ctx->DefaultPacking.Invert = GL_FALSE;
+#if FEATURE_EXT_pixel_buffer_object
+   _mesa_reference_buffer_object(ctx, &ctx->DefaultPacking.BufferObj,
+                                 ctx->Shared->NullBufferObj);
 #endif
 }