mesa: SWAP_BUFF support when calling DrawPixels(DEPTH_COMPONENT)

or TexImage(DEPTH_COMPONENT)

1 files changed, 4 insertions, 2 deletions

diff --git a/src/mesa/swrast/s_drawpix.c b/src/mesa/swrast/s_drawpix.c
index d945a871aed..d97d53e83b4 100644
--- a/src/mesa/swrast/s_drawpix.c
+++ b/src/mesa/swrast/s_drawpix.c
@@ -452,7 +452,8 @@ draw_depth_pixels( GLcontext *ctx, GLint x, GLint y,
        && !scaleOrBias
        && !zoom
        && ctx->Visual.rgbMode
-       && width <= MAX_WIDTH) {
+       && width <= MAX_WIDTH
+       && !unpack->SwapBytes) {
       /* Special case: directly write 16-bit depth values */
       GLint row;
       for (row = 0; row < height; row++) {
@@ -472,7 +473,8 @@ draw_depth_pixels( GLcontext *ctx, GLint x, GLint y,
             && !scaleOrBias
             && !zoom
             && ctx->Visual.rgbMode
-            && width <= MAX_WIDTH) {
+            && width <= MAX_WIDTH
+            && !unpack->SwapBytes) {
       /* Special case: shift 32-bit values down to Visual.depthBits */
       const GLint shift = 32 - ctx->DrawBuffer->Visual.depthBits;
       GLint row;