Need to check for new state and do readpixels/drawpixels clipping after

we call RENDER_START since that may involve validating the drawable and
updating its dimensions.

1 files changed, 10 insertions, 4 deletions

diff --git a/src/mesa/swrast/s_drawpix.c b/src/mesa/swrast/s_drawpix.c
index af1848a079e..debfcde0450 100644
--- a/src/mesa/swrast/s_drawpix.c
+++ b/src/mesa/swrast/s_drawpix.c
@@ -31,6 +31,7 @@
 #include "macros.h"
 #include "imports.h"
 #include "pixel.h"
+#include "state.h"
 
 #include "s_context.h"
 #include "s_drawpix.h"
@@ -967,6 +968,11 @@ _swrast_DrawPixels( GLcontext *ctx,
 {
    SWcontext *swrast = SWRAST_CONTEXT(ctx);
 
+   RENDER_START(swrast,ctx);
+
+   if (ctx->NewState)
+      _mesa_update_state(ctx);
+
    if (swrast->NewState)
       _swrast_validate_derived( ctx );
 
@@ -977,7 +983,7 @@ _swrast_DrawPixels( GLcontext *ctx,
                                      format, type, pixels)) {
          _mesa_error(ctx, GL_INVALID_OPERATION,
                      "glDrawPixels(invalid PBO access)");
-         return;
+         goto end;
       }
       buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
                                               GL_READ_ONLY_ARB,
@@ -985,13 +991,11 @@ _swrast_DrawPixels( GLcontext *ctx,
       if (!buf) {
          /* buffer is already mapped - that's an error */
          _mesa_error(ctx, GL_INVALID_OPERATION, "glDrawPixels(PBO is mapped)");
-         return;
+         goto end;
       }
       pixels = ADD_POINTERS(buf, pixels);
    }
 
-   RENDER_START(swrast,ctx);
-
    switch (format) {
    case GL_STENCIL_INDEX:
       draw_stencil_pixels( ctx, x, y, width, height, type, unpack, pixels );
@@ -1027,6 +1031,8 @@ _swrast_DrawPixels( GLcontext *ctx,
       /* don't return yet, clean-up */
    }
 
+end:
+
    RENDER_FINISH(swrast,ctx);
 
    if (unpack->BufferObj->Name) {