Don't use the x/y/width/height params passed to Clear(). Get them

after locking.  Next: remove the params altogether.

2 files changed, 22 insertions, 31 deletions

diff --git a/src/mesa/drivers/dri/i915tex/intel_blit.c b/src/mesa/drivers/dri/i915tex/intel_blit.c
index cbf993fc0e6..1781fef569a 100644
--- a/src/mesa/drivers/dri/i915tex/intel_blit.c
+++ b/src/mesa/drivers/dri/i915tex/intel_blit.c
@@ -376,8 +376,8 @@ intelEmitCopyBlit(struct intel_context *intel,
  * \param mask  bitmask of BUFFER_BIT_* values indicating buffers to clear
  */
 void
-intelClearWithBlit(GLcontext * ctx, GLbitfield mask, GLboolean all,
-                   GLint cx, GLint cy, GLint cw, GLint ch)
+intelClearWithBlit(GLcontext * ctx, GLbitfield mask, GLboolean allFoo,
+                   GLint cxFoo, GLint cyFoo, GLint cwFoo, GLint chFoo)
 {
    struct intel_context *intel = intel_context(ctx);
    GLuint clear_depth;
@@ -409,20 +409,15 @@ intelClearWithBlit(GLcontext * ctx, GLbitfield mask, GLboolean all,
    LOCK_HARDWARE(intel);
 
    if (intel->numClipRects) {
+      GLint cx, cy, cw, ch;
       drm_clip_rect_t clear;
       int i;
 
-      /* Refresh the cx/y/w/h values as they may have been invalidated
-       * by a new window position or size picked up when we did
-       * LOCK_HARDWARE above.  The values passed by mesa are not
-       * reliable.
-       */
-      {
-         cx = ctx->DrawBuffer->_Xmin;
-         cy = ctx->DrawBuffer->_Ymin;
-         ch = ctx->DrawBuffer->_Ymax - ctx->DrawBuffer->_Ymin;
-         cw = ctx->DrawBuffer->_Xmax - ctx->DrawBuffer->_Xmin;
-      }
+      /* Get clear bounds after locking */
+      cx = ctx->DrawBuffer->_Xmin;
+      cy = ctx->DrawBuffer->_Ymin;
+      cw = ctx->DrawBuffer->_Xmax - ctx->DrawBuffer->_Xmin;
+      ch = ctx->DrawBuffer->_Ymax - ctx->DrawBuffer->_Ymin;
 
       if (intel->ctx.DrawBuffer->Name == 0) {
          /* clearing a window */
@@ -458,7 +453,9 @@ intelClearWithBlit(GLcontext * ctx, GLbitfield mask, GLboolean all,
          const drm_clip_rect_t *box = &intel->pClipRects[i];
          drm_clip_rect_t b;
          GLuint buf;
-         GLuint clearMask = mask;       /* use copy, since we modify it below */
+         GLuint clearMask = mask;      /* use copy, since we modify it below */
+         GLboolean all = (cw == ctx->DrawBuffer->Width &&
+                          ch == ctx->DrawBuffer->Height);
 
          if (!all) {
             intel_intersect_cliprects(&b, &clear, box);
diff --git a/src/mesa/drivers/dri/i915tex/intel_buffers.c b/src/mesa/drivers/dri/i915tex/intel_buffers.c
index fe7ef7ec36f..3da1420cddc 100644
--- a/src/mesa/drivers/dri/i915tex/intel_buffers.c
+++ b/src/mesa/drivers/dri/i915tex/intel_buffers.c
@@ -281,7 +281,7 @@ intelWindowMoved(struct intel_context *intel)
 static void
 intelClearWithTris(struct intel_context *intel,
                    GLbitfield mask,
-                   GLboolean all, GLint cx, GLint cy, GLint cw, GLint ch)
+                   GLboolean allFoo, GLint cxFoo, GLint cyFoo, GLint cwFoo, GLint chFoo)
 {
    GLcontext *ctx = &intel->ctx;
    drm_clip_rect_t clear;
@@ -293,22 +293,16 @@ intelClearWithTris(struct intel_context *intel,
 
    /* XXX FBO: was: intel->driDrawable->numClipRects */
    if (intel->numClipRects) {
+      GLint cx, cy, cw, ch;
       GLuint buf;
 
       intel->vtbl.install_meta_state(intel);
 
-
-      /* Refresh the cx/y/w/h values as they may have been invalidated
-       * by a new window position or size picked up when we did
-       * LOCK_HARDWARE above.  The values passed by mesa are not
-       * reliable.
-       */
-      {
-         cx = ctx->DrawBuffer->_Xmin;
-         cy = ctx->DrawBuffer->_Ymin;
-         ch = ctx->DrawBuffer->_Ymax - ctx->DrawBuffer->_Ymin;
-         cw = ctx->DrawBuffer->_Xmax - ctx->DrawBuffer->_Xmin;
-      }
+      /* Get clear bounds after locking */
+      cx = ctx->DrawBuffer->_Xmin;
+      cy = ctx->DrawBuffer->_Ymin;
+      ch = ctx->DrawBuffer->_Ymax - ctx->DrawBuffer->_Ymin;
+      cw = ctx->DrawBuffer->_Xmax - ctx->DrawBuffer->_Xmin;
 
       /* note: regardless of 'all', cx, cy, cw, ch are now correct */
       clear.x1 = cx;
@@ -542,7 +536,7 @@ intelRotateWindow(struct intel_context *intel,
 static void
 intelClear(GLcontext * ctx,
            GLbitfield mask,
-           GLboolean all, GLint cx, GLint cy, GLint cw, GLint ch)
+           GLboolean allFoo, GLint cxFoo, GLint cyFoo, GLint cwFoo, GLint chFoo)
 {
    struct intel_context *intel = intel_context(ctx);
    const GLuint colorMask = *((GLuint *) & ctx->Color.ColorMask);
@@ -609,13 +603,13 @@ intelClear(GLcontext * ctx,
    intelFlush(ctx);             /* XXX intelClearWithBlit also does this */
 
    if (blit_mask)
-      intelClearWithBlit(ctx, blit_mask, all, cx, cy, cw, ch);
+      intelClearWithBlit(ctx, blit_mask, 0, 0, 0, 0, 0);
 
    if (tri_mask)
-      intelClearWithTris(intel, tri_mask, all, cx, cy, cw, ch);
+      intelClearWithTris(intel, tri_mask, 0, 0, 0, 0, 0);
 
    if (swrast_mask)
-      _swrast_Clear(ctx, swrast_mask, all, cx, cy, cw, ch);
+      _swrast_Clear(ctx, swrast_mask, 0, 0, 0, 0, 0);
 }