From 0c4acfe15a0555a6f3da02ab17e58cc379df11fd Mon Sep 17 00:00:00 2001
From: Brian <brian@i915.localnet.net>
Date: Wed, 1 Aug 2007 15:11:59 -0600
Subject: Re-implement intelClear() in terms of softpipe_clear().  Pretty
 simple/small now.

Note: softpipe_clear() should really be renamed to something like
pipe_clear_with_blits() and put into a driver-indepedent module...
---
 src/mesa/drivers/dri/i915pipe/intel_blit.c    |  4 ++++
 src/mesa/drivers/dri/i915pipe/intel_buffers.c | 34 ++++++++++++++++++++++++---
 src/mesa/drivers/dri/i915pipe/intel_context.c |  1 +
 3 files changed, 36 insertions(+), 3 deletions(-)

(limited to 'src/mesa/drivers/dri')

diff --git a/src/mesa/drivers/dri/i915pipe/intel_blit.c b/src/mesa/drivers/dri/i915pipe/intel_blit.c
index 109d4face2..4a5f58ed9e 100644
--- a/src/mesa/drivers/dri/i915pipe/intel_blit.c
+++ b/src/mesa/drivers/dri/i915pipe/intel_blit.c
@@ -216,6 +216,10 @@ intelEmitFillBlit(struct intel_context *intel,
    GLboolean badMask = GL_FALSE;
    BATCH_LOCALS;
 
+   /*
+   printf("Emit fill blit value=0x%x  mask=0x%x\n", value, mask);
+   */
+
    dst_pitch *= cpp;
 
    switch (cpp) {
diff --git a/src/mesa/drivers/dri/i915pipe/intel_buffers.c b/src/mesa/drivers/dri/i915pipe/intel_buffers.c
index fb93151430..e39220fe47 100644
--- a/src/mesa/drivers/dri/i915pipe/intel_buffers.c
+++ b/src/mesa/drivers/dri/i915pipe/intel_buffers.c
@@ -295,16 +295,16 @@ intelWindowMoved(struct intel_context *intel)
 
 
 
-
 /**
  * Called by ctx->Driver.Clear.
+ * XXX NO LONGER USED - REMOVE IN NEAR FUTURE
  */
 #if 0
 static void
 intelClear(GLcontext *ctx, GLbitfield mask)
 #else
-void
-intelClear(struct pipe_context *pipe,
+static void
+OLD_intelClear(struct pipe_context *pipe,
            GLboolean color, GLboolean depth,
            GLboolean stencil, GLboolean accum)
 #endif
@@ -396,6 +396,34 @@ intelClear(struct pipe_context *pipe,
 }
 
 
+/**
+ * Clear buffers.  Called via pipe->clear().
+ */
+void
+intelClear(struct pipe_context *pipe,
+           GLboolean color, GLboolean depth,
+           GLboolean stencil, GLboolean accum)
+{
+   GLcontext *ctx = (GLcontext *) pipe->glctx;
+   struct intel_context *intel = intel_context(ctx);
+
+   /* XXX
+    * Examine stencil and color writemasks to determine if we can clear
+    * with blits.
+    */
+
+   intelFlush(&intel->ctx);
+   LOCK_HARDWARE(intel);
+
+   softpipe_clear(pipe, color, depth, stencil, accum);
+
+   intel_batchbuffer_flush(intel->batch);
+
+   UNLOCK_HARDWARE(intel);
+}
+
+
+
 /* Emit wait for pending flips */
 void
 intel_wait_flips(struct intel_context *intel, GLuint batch_flags)
diff --git a/src/mesa/drivers/dri/i915pipe/intel_context.c b/src/mesa/drivers/dri/i915pipe/intel_context.c
index 6121f6bc60..be8235d7d1 100644
--- a/src/mesa/drivers/dri/i915pipe/intel_context.c
+++ b/src/mesa/drivers/dri/i915pipe/intel_context.c
@@ -763,6 +763,7 @@ void LOCK_HARDWARE( struct intel_context *intel )
    */
 void UNLOCK_HARDWARE( struct intel_context *intel )
 {
+   assert(intel->locked);
    intel->locked = 0;
 
    DRM_UNLOCK(intel->driFd, intel->driHwLock, intel->hHWContext);
-- 
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