-/**************************************************************************
- *
+/*
* Copyright 2003 VMware, Inc.
* Copyright 2009, 2012 Intel Corporation.
* All Rights Reserved.
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
+ * distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
+ */
-#include "main/glheader.h"
#include "main/mtypes.h"
#include "main/condrender.h"
#include "swrast/swrast.h"
#include "brw_context.h"
#include "brw_blorp.h"
+#include "brw_defines.h"
#define FILE_DEBUG_FLAG DEBUG_BLIT
* Returns true if the scissor is a noop (cuts out nothing).
*/
static bool
-noop_scissor(struct gl_context *ctx, struct gl_framebuffer *fb)
+noop_scissor(struct gl_framebuffer *fb)
{
- return ctx->Scissor.ScissorArray[0].X <= 0 &&
- ctx->Scissor.ScissorArray[0].Y <= 0 &&
- ctx->Scissor.ScissorArray[0].Width >= fb->Width &&
- ctx->Scissor.ScissorArray[0].Height >= fb->Height;
+ return fb->_Xmin <= 0 &&
+ fb->_Ymin <= 0 &&
+ fb->_Xmax >= fb->Width &&
+ fb->_Ymax >= fb->Height;
}
/**
* a previous clear had happened at a different clear value and resolve it
* first.
*/
- if ((ctx->Scissor.EnableFlags & 1) && !noop_scissor(ctx, fb)) {
+ if ((ctx->Scissor.EnableFlags & 1) && !noop_scissor(fb)) {
perf_debug("Failed to fast clear %dx%d depth because of scissors. "
"Possible 5%% performance win if avoided.\n",
mt->logical_width0, mt->logical_height0);
mt->depth_clear_value = depth_clear_value;
}
- /* From the Sandy Bridge PRM, volume 2 part 1, page 313:
- *
- * "If other rendering operations have preceded this clear, a
- * PIPE_CONTROL with write cache flush enabled and Z-inhibit disabled
- * must be issued before the rectangle primitive used for the depth
- * buffer clear operation.
- */
- intel_batchbuffer_emit_mi_flush(brw);
+ if (brw->gen == 6) {
+ /* From the Sandy Bridge PRM, volume 2 part 1, page 313:
+ *
+ * "If other rendering operations have preceded this clear, a
+ * PIPE_CONTROL with write cache flush enabled and Z-inhibit disabled
+ * must be issued before the rectangle primitive used for the depth
+ * buffer clear operation.
+ */
+ brw_emit_pipe_control_flush(brw,
+ PIPE_CONTROL_RENDER_TARGET_FLUSH |
+ PIPE_CONTROL_DEPTH_CACHE_FLUSH |
+ PIPE_CONTROL_CS_STALL);
+ } else if (brw->gen >= 7) {
+ /*
+ * From the Ivybridge PRM, volume 2, "Depth Buffer Clear":
+ *
+ * If other rendering operations have preceded this clear, a
+ * PIPE_CONTROL with depth cache flush enabled, Depth Stall bit
+ * enabled must be issued before the rectangle primitive used for the
+ * depth buffer clear operation.
+ *
+ * Same applies for Gen8 and Gen9.
+ *
+ * In addition, from the Ivybridge PRM, volume 2, 1.10.4.1 PIPE_CONTROL,
+ * Depth Cache Flush Enable:
+ *
+ * This bit must not be set when Depth Stall Enable bit is set in
+ * this packet.
+ *
+ * This is confirmed to hold for real, HSW gets immediate gpu hangs.
+ *
+ * Therefore issue two pipe control flushes, one for cache flush and
+ * another for depth stall.
+ */
+ brw_emit_pipe_control_flush(brw,
+ PIPE_CONTROL_DEPTH_CACHE_FLUSH |
+ PIPE_CONTROL_CS_STALL);
+
+ brw_emit_pipe_control_flush(brw, PIPE_CONTROL_DEPTH_STALL);
+ }
if (fb->MaxNumLayers > 0) {
for (unsigned layer = 0; layer < depth_irb->layer_count; layer++) {
intel_hiz_exec(brw, mt, depth_irb->mt_level,
depth_irb->mt_layer + layer,
- GEN6_HIZ_OP_DEPTH_CLEAR);
+ BLORP_HIZ_OP_DEPTH_CLEAR);
}
} else {
intel_hiz_exec(brw, mt, depth_irb->mt_level, depth_irb->mt_layer,
- GEN6_HIZ_OP_DEPTH_CLEAR);
+ BLORP_HIZ_OP_DEPTH_CLEAR);
}
if (brw->gen == 6) {
* by a PIPE_CONTROL command with DEPTH_STALL bit set and Then
* followed by Depth FLUSH'
*/
- intel_batchbuffer_emit_mi_flush(brw);
+ brw_emit_pipe_control_flush(brw,
+ PIPE_CONTROL_DEPTH_STALL);
+
+ brw_emit_pipe_control_flush(brw,
+ PIPE_CONTROL_DEPTH_CACHE_FLUSH |
+ PIPE_CONTROL_CS_STALL);
}
/* Now, the HiZ buffer contains data that needs to be resolved to the depth
{
struct brw_context *brw = brw_context(ctx);
struct gl_framebuffer *fb = ctx->DrawBuffer;
- bool partial_clear = ctx->Scissor.EnableFlags && !noop_scissor(ctx, fb);
+ bool partial_clear = ctx->Scissor.EnableFlags && !noop_scissor(fb);
if (!_mesa_check_conditional_render(ctx))
return;
}
}
- /* Clear color buffers with fast clear or at least rep16 writes. */
- if (brw->gen >= 6 && brw->gen < 9 && (mask & BUFFER_BITS_COLOR)) {
- if (brw_meta_fast_clear(brw, fb, mask, partial_clear)) {
+ if (mask & BUFFER_BIT_STENCIL) {
+ struct intel_renderbuffer *stencil_irb =
+ intel_get_renderbuffer(fb, BUFFER_STENCIL);
+ struct intel_mipmap_tree *mt = stencil_irb->mt;
+ if (mt && mt->stencil_mt)
+ mt->stencil_mt->r8stencil_needs_update = true;
+ }
+
+ if (mask & BUFFER_BITS_COLOR) {
+ const bool encode_srgb = ctx->Color.sRGBEnabled;
+ if (brw_blorp_clear_color(brw, fb, mask, partial_clear, encode_srgb)) {
debug_mask("blorp color", mask & BUFFER_BITS_COLOR);
mask &= ~BUFFER_BITS_COLOR;
}