/*
Copyright (C) Intel Corp. 2006. All Rights Reserved.
- Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
+ Intel funded Tungsten Graphics to
develop this 3D driver.
-
+
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
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 above copyright notice and this permission notice (including the
next paragraph) shall be included in all copies or substantial
portions of the Software.
-
+
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 NONINFRINGEMENT.
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.
-
+
**********************************************************************/
/*
* Authors:
- * Keith Whitwell <keith@tungstengraphics.com>
+ * Keith Whitwell <keithw@vmware.com>
*/
#include "brw_defines.h"
#include "brw_util.h"
#include "main/macros.h"
+#include "main/stencil.h"
+#include "intel_batchbuffer.h"
-void
-brw_update_cc_vp(struct brw_context *brw)
+static void
+brw_upload_cc_vp(struct brw_context *brw)
{
- struct gl_context *ctx = &brw->intel.ctx;
- struct brw_cc_viewport ccv;
-
- memset(&ccv, 0, sizeof(ccv));
+ struct gl_context *ctx = &brw->ctx;
+ struct brw_cc_viewport *ccv;
+
+ ccv = brw_state_batch(brw, AUB_TRACE_CC_VP_STATE,
+ sizeof(*ccv) * ctx->Const.MaxViewports, 32,
+ &brw->cc.vp_offset);
+
+ /* _NEW_TRANSFORM */
+ for (unsigned i = 0; i < ctx->Const.MaxViewports; i++) {
+ if (ctx->Transform.DepthClamp) {
+ /* _NEW_VIEWPORT */
+ ccv[i].min_depth = MIN2(ctx->ViewportArray[i].Near,
+ ctx->ViewportArray[i].Far);
+ ccv[i].max_depth = MAX2(ctx->ViewportArray[i].Near,
+ ctx->ViewportArray[i].Far);
+ } else {
+ ccv[i].min_depth = 0.0;
+ ccv[i].max_depth = 1.0;
+ }
+ }
- /* _NEW_TRANSOFORM */
- if (ctx->Transform.DepthClamp) {
- /* _NEW_VIEWPORT */
- ccv.min_depth = MIN2(ctx->Viewport.Near, ctx->Viewport.Far);
- ccv.max_depth = MAX2(ctx->Viewport.Near, ctx->Viewport.Far);
+ if (brw->gen >= 7) {
+ BEGIN_BATCH(2);
+ OUT_BATCH(_3DSTATE_VIEWPORT_STATE_POINTERS_CC << 16 | (2 - 2));
+ OUT_BATCH(brw->cc.vp_offset);
+ ADVANCE_BATCH();
} else {
- ccv.min_depth = 0.0;
- ccv.max_depth = 1.0;
+ brw->state.dirty.brw |= BRW_NEW_CC_VP;
}
-
- drm_intel_bo_unreference(brw->cc.vp_bo);
- brw->cc.vp_bo = brw_cache_data(&brw->cache, BRW_CC_VP, &ccv, sizeof(ccv));
}
+const struct brw_tracked_state brw_cc_vp = {
+ .dirty = {
+ .mesa = _NEW_TRANSFORM |
+ _NEW_VIEWPORT,
+ .brw = BRW_NEW_BATCH,
+ },
+ .emit = brw_upload_cc_vp
+};
+
/**
* Modify blend function to force destination alpha to 1.0
*
* replace it with a function that hard-wires destination alpha to 1.0. This
* is used when rendering to xRGB targets.
*/
-static GLenum
-fix_xRGB_alpha(GLenum function)
+GLenum
+brw_fix_xRGB_alpha(GLenum function)
{
switch (function) {
case GL_DST_ALPHA:
return function;
}
-static void prepare_cc_unit(struct brw_context *brw)
-{
- brw_add_validated_bo(brw, brw->cc.vp_bo);
-}
-
/**
- * Creates the state cache entry for the given CC unit key.
+ * Creates a CC unit packet from the current blend state.
*/
static void upload_cc_unit(struct brw_context *brw)
{
- struct intel_context *intel = &brw->intel;
- struct gl_context *ctx = &brw->intel.ctx;
- struct brw_cc_unit_state cc;
- void *map;
+ struct gl_context *ctx = &brw->ctx;
+ struct brw_cc_unit_state *cc;
- memset(&cc, 0, sizeof(cc));
+ cc = brw_state_batch(brw, AUB_TRACE_CC_STATE,
+ sizeof(*cc), 64, &brw->cc.state_offset);
+ memset(cc, 0, sizeof(*cc));
- /* _NEW_STENCIL */
+ /* _NEW_STENCIL | _NEW_BUFFERS */
if (ctx->Stencil._Enabled) {
const unsigned back = ctx->Stencil._BackFace;
- cc.cc0.stencil_enable = 1;
- cc.cc0.stencil_func =
+ cc->cc0.stencil_enable = 1;
+ cc->cc0.stencil_func =
intel_translate_compare_func(ctx->Stencil.Function[0]);
- cc.cc0.stencil_fail_op =
+ cc->cc0.stencil_fail_op =
intel_translate_stencil_op(ctx->Stencil.FailFunc[0]);
- cc.cc0.stencil_pass_depth_fail_op =
+ cc->cc0.stencil_pass_depth_fail_op =
intel_translate_stencil_op(ctx->Stencil.ZFailFunc[0]);
- cc.cc0.stencil_pass_depth_pass_op =
+ cc->cc0.stencil_pass_depth_pass_op =
intel_translate_stencil_op(ctx->Stencil.ZPassFunc[0]);
- cc.cc1.stencil_ref = ctx->Stencil.Ref[0];
- cc.cc1.stencil_write_mask = ctx->Stencil.WriteMask[0];
- cc.cc1.stencil_test_mask = ctx->Stencil.ValueMask[0];
+ cc->cc1.stencil_ref = _mesa_get_stencil_ref(ctx, 0);
+ cc->cc1.stencil_write_mask = ctx->Stencil.WriteMask[0];
+ cc->cc1.stencil_test_mask = ctx->Stencil.ValueMask[0];
if (ctx->Stencil._TestTwoSide) {
- cc.cc0.bf_stencil_enable = 1;
- cc.cc0.bf_stencil_func =
+ cc->cc0.bf_stencil_enable = 1;
+ cc->cc0.bf_stencil_func =
intel_translate_compare_func(ctx->Stencil.Function[back]);
- cc.cc0.bf_stencil_fail_op =
+ cc->cc0.bf_stencil_fail_op =
intel_translate_stencil_op(ctx->Stencil.FailFunc[back]);
- cc.cc0.bf_stencil_pass_depth_fail_op =
+ cc->cc0.bf_stencil_pass_depth_fail_op =
intel_translate_stencil_op(ctx->Stencil.ZFailFunc[back]);
- cc.cc0.bf_stencil_pass_depth_pass_op =
+ cc->cc0.bf_stencil_pass_depth_pass_op =
intel_translate_stencil_op(ctx->Stencil.ZPassFunc[back]);
- cc.cc1.bf_stencil_ref = ctx->Stencil.Ref[back];
- cc.cc2.bf_stencil_write_mask = ctx->Stencil.WriteMask[back];
- cc.cc2.bf_stencil_test_mask = ctx->Stencil.ValueMask[back];
+ cc->cc1.bf_stencil_ref = _mesa_get_stencil_ref(ctx, back);
+ cc->cc2.bf_stencil_write_mask = ctx->Stencil.WriteMask[back];
+ cc->cc2.bf_stencil_test_mask = ctx->Stencil.ValueMask[back];
}
/* Not really sure about this:
*/
if (ctx->Stencil.WriteMask[0] ||
(ctx->Stencil._TestTwoSide && ctx->Stencil.WriteMask[back]))
- cc.cc0.stencil_write_enable = 1;
+ cc->cc0.stencil_write_enable = 1;
}
/* _NEW_COLOR */
- if (ctx->Color._LogicOpEnabled && ctx->Color.LogicOp != GL_COPY) {
- cc.cc2.logicop_enable = 1;
- cc.cc5.logicop_func = intel_translate_logic_op(ctx->Color.LogicOp);
+ if (ctx->Color.ColorLogicOpEnabled && ctx->Color.LogicOp != GL_COPY) {
+ cc->cc2.logicop_enable = 1;
+ cc->cc5.logicop_func = intel_translate_logic_op(ctx->Color.LogicOp);
} else if (ctx->Color.BlendEnabled) {
- GLenum eqRGB = ctx->Color.BlendEquationRGB;
- GLenum eqA = ctx->Color.BlendEquationA;
- GLenum srcRGB = ctx->Color.BlendSrcRGB;
- GLenum dstRGB = ctx->Color.BlendDstRGB;
- GLenum srcA = ctx->Color.BlendSrcA;
- GLenum dstA = ctx->Color.BlendDstA;
+ GLenum eqRGB = ctx->Color.Blend[0].EquationRGB;
+ GLenum eqA = ctx->Color.Blend[0].EquationA;
+ GLenum srcRGB = ctx->Color.Blend[0].SrcRGB;
+ GLenum dstRGB = ctx->Color.Blend[0].DstRGB;
+ GLenum srcA = ctx->Color.Blend[0].SrcA;
+ GLenum dstA = ctx->Color.Blend[0].DstA;
/* If the renderbuffer is XRGB, we have to frob the blend function to
* force the destination alpha to 1.0. This means replacing GL_DST_ALPHA
* with GL_ONE and GL_ONE_MINUS_DST_ALPHA with GL_ZERO.
*/
if (ctx->DrawBuffer->Visual.alphaBits == 0) {
- srcRGB = fix_xRGB_alpha(srcRGB);
- srcA = fix_xRGB_alpha(srcA);
- dstRGB = fix_xRGB_alpha(dstRGB);
- dstA = fix_xRGB_alpha(dstA);
+ srcRGB = brw_fix_xRGB_alpha(srcRGB);
+ srcA = brw_fix_xRGB_alpha(srcA);
+ dstRGB = brw_fix_xRGB_alpha(dstRGB);
+ dstA = brw_fix_xRGB_alpha(dstA);
}
if (eqRGB == GL_MIN || eqRGB == GL_MAX) {
srcA = dstA = GL_ONE;
}
- cc.cc6.dest_blend_factor = brw_translate_blend_factor(dstRGB);
- cc.cc6.src_blend_factor = brw_translate_blend_factor(srcRGB);
- cc.cc6.blend_function = brw_translate_blend_equation(eqRGB);
+ cc->cc6.dest_blend_factor = brw_translate_blend_factor(dstRGB);
+ cc->cc6.src_blend_factor = brw_translate_blend_factor(srcRGB);
+ cc->cc6.blend_function = brw_translate_blend_equation(eqRGB);
- cc.cc5.ia_dest_blend_factor = brw_translate_blend_factor(dstA);
- cc.cc5.ia_src_blend_factor = brw_translate_blend_factor(srcA);
- cc.cc5.ia_blend_function = brw_translate_blend_equation(eqA);
+ cc->cc5.ia_dest_blend_factor = brw_translate_blend_factor(dstA);
+ cc->cc5.ia_src_blend_factor = brw_translate_blend_factor(srcA);
+ cc->cc5.ia_blend_function = brw_translate_blend_equation(eqA);
- cc.cc3.blend_enable = 1;
- cc.cc3.ia_blend_enable = (srcA != srcRGB ||
+ cc->cc3.blend_enable = 1;
+ cc->cc3.ia_blend_enable = (srcA != srcRGB ||
dstA != dstRGB ||
eqA != eqRGB);
}
- if (ctx->Color.AlphaEnabled) {
- cc.cc3.alpha_test = 1;
- cc.cc3.alpha_test_func =
+ /* _NEW_BUFFERS */
+ if (ctx->Color.AlphaEnabled && ctx->DrawBuffer->_NumColorDrawBuffers <= 1) {
+ cc->cc3.alpha_test = 1;
+ cc->cc3.alpha_test_func =
intel_translate_compare_func(ctx->Color.AlphaFunc);
- cc.cc3.alpha_test_format = BRW_ALPHATEST_FORMAT_UNORM8;
+ cc->cc3.alpha_test_format = BRW_ALPHATEST_FORMAT_UNORM8;
- UNCLAMPED_FLOAT_TO_UBYTE(cc.cc7.alpha_ref.ub[0], ctx->Color.AlphaRef);
+ UNCLAMPED_FLOAT_TO_UBYTE(cc->cc7.alpha_ref.ub[0], ctx->Color.AlphaRef);
}
if (ctx->Color.DitherFlag) {
- cc.cc5.dither_enable = 1;
- cc.cc6.y_dither_offset = 0;
- cc.cc6.x_dither_offset = 0;
+ cc->cc5.dither_enable = 1;
+ cc->cc6.y_dither_offset = 0;
+ cc->cc6.x_dither_offset = 0;
}
/* _NEW_DEPTH */
if (ctx->Depth.Test) {
- cc.cc2.depth_test = 1;
- cc.cc2.depth_test_function =
+ cc->cc2.depth_test = 1;
+ cc->cc2.depth_test_function =
intel_translate_compare_func(ctx->Depth.Func);
- cc.cc2.depth_write_enable = ctx->Depth.Mask;
+ cc->cc2.depth_write_enable = ctx->Depth.Mask;
}
- if (intel->stats_wm || unlikely(INTEL_DEBUG & DEBUG_STATS))
- cc.cc5.statistics_enable = 1;
+ if (brw->stats_wm || unlikely(INTEL_DEBUG & DEBUG_STATS))
+ cc->cc5.statistics_enable = 1;
- /* CACHE_NEW_CC_VP */
- cc.cc4.cc_viewport_state_offset = brw->cc.vp_bo->offset >> 5; /* reloc */
+ /* BRW_NEW_CC_VP */
+ cc->cc4.cc_viewport_state_offset = (brw->batch.bo->offset64 +
+ brw->cc.vp_offset) >> 5; /* reloc */
- map = brw_state_batch(brw, sizeof(cc), 64,
- &brw->cc.state_bo, &brw->cc.state_offset);
- memcpy(map, &cc, sizeof(cc));
- brw->state.dirty.cache |= CACHE_NEW_CC_UNIT;
+ brw->state.dirty.brw |= BRW_NEW_GEN4_UNIT_STATE;
/* Emit CC viewport relocation */
- drm_intel_bo_emit_reloc(brw->cc.state_bo, (brw->cc.state_offset +
- offsetof(struct brw_cc_unit_state,
- cc4)),
- brw->cc.vp_bo, 0,
+ drm_intel_bo_emit_reloc(brw->batch.bo,
+ (brw->cc.state_offset +
+ offsetof(struct brw_cc_unit_state, cc4)),
+ brw->batch.bo, brw->cc.vp_offset,
I915_GEM_DOMAIN_INSTRUCTION, 0);
}
const struct brw_tracked_state brw_cc_unit = {
.dirty = {
- .mesa = _NEW_STENCIL | _NEW_COLOR | _NEW_DEPTH,
- .brw = BRW_NEW_BATCH,
- .cache = CACHE_NEW_CC_VP
+ .mesa = _NEW_BUFFERS |
+ _NEW_COLOR |
+ _NEW_DEPTH |
+ _NEW_STENCIL,
+ .brw = BRW_NEW_BATCH |
+ BRW_NEW_CC_VP |
+ BRW_NEW_STATS_WM,
},
- .prepare = prepare_cc_unit,
.emit = upload_cc_unit,
};
static void upload_blend_constant_color(struct brw_context *brw)
{
- struct gl_context *ctx = &brw->intel.ctx;
- struct brw_blend_constant_color bcc;
-
- memset(&bcc, 0, sizeof(bcc));
- bcc.header.opcode = _3DSTATE_BLEND_CONSTANT_COLOR;
- bcc.header.length = sizeof(bcc)/4-2;
- bcc.blend_constant_color[0] = ctx->Color.BlendColor[0];
- bcc.blend_constant_color[1] = ctx->Color.BlendColor[1];
- bcc.blend_constant_color[2] = ctx->Color.BlendColor[2];
- bcc.blend_constant_color[3] = ctx->Color.BlendColor[3];
-
- BRW_CACHED_BATCH_STRUCT(brw, &bcc);
+ struct gl_context *ctx = &brw->ctx;
+
+ BEGIN_BATCH(5);
+ OUT_BATCH(_3DSTATE_BLEND_CONSTANT_COLOR << 16 | (5-2));
+ OUT_BATCH_F(ctx->Color.BlendColorUnclamped[0]);
+ OUT_BATCH_F(ctx->Color.BlendColorUnclamped[1]);
+ OUT_BATCH_F(ctx->Color.BlendColorUnclamped[2]);
+ OUT_BATCH_F(ctx->Color.BlendColorUnclamped[3]);
+ ADVANCE_BATCH();
}
const struct brw_tracked_state brw_blend_constant_color = {
.dirty = {
.mesa = _NEW_COLOR,
.brw = BRW_NEW_CONTEXT,
- .cache = 0
},
.emit = upload_blend_constant_color
};
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