egdaniel | 3658f38 | 2014-09-15 07:01:59 -0700 | [diff] [blame] | 1 | /* |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 2 | * Copyright 2015 Google Inc. |
egdaniel | 3658f38 | 2014-09-15 07:01:59 -0700 | [diff] [blame] | 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 8 | #include "GrPipeline.h" |
egdaniel | 3658f38 | 2014-09-15 07:01:59 -0700 | [diff] [blame] | 9 | |
bsalomon | eb1cb5c | 2015-05-22 08:01:09 -0700 | [diff] [blame] | 10 | #include "GrCaps.h" |
joshualitt | 4973d9d | 2014-11-08 09:24:25 -0800 | [diff] [blame] | 11 | #include "GrGpu.h" |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 12 | #include "GrPipelineBuilder.h" |
egdaniel | b6cbc38 | 2014-11-13 11:00:34 -0800 | [diff] [blame] | 13 | #include "GrProcOptInfo.h" |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 14 | #include "GrXferProcessor.h" |
egdaniel | 3658f38 | 2014-09-15 07:01:59 -0700 | [diff] [blame] | 15 | |
joshualitt | 7441782 | 2015-08-07 11:42:16 -0700 | [diff] [blame] | 16 | #include "batches/GrBatch.h" |
| 17 | |
bsalomon | a387a11 | 2015-08-11 14:47:42 -0700 | [diff] [blame^] | 18 | GrPipeline* GrPipeline::CreateAt(void* memory, const CreateArgs& args, |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 19 | GrPipelineOptimizations* opts) { |
| 20 | GrPipeline* pipeline = SkNEW_PLACEMENT(memory, GrPipeline); |
bsalomon | a387a11 | 2015-08-11 14:47:42 -0700 | [diff] [blame^] | 21 | const GrPipelineBuilder& builder = *args.fPipelineBuilder; |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 22 | |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 23 | // Create XferProcessor from DS's XPFactory |
| 24 | SkAutoTUnref<GrXferProcessor> xferProcessor( |
bsalomon | a387a11 | 2015-08-11 14:47:42 -0700 | [diff] [blame^] | 25 | builder.getXPFactory()->createXferProcessor(args.fColorPOI, args.fCoveragePOI, |
| 26 | builder.hasMixedSamples(), &args.fDstTexture, |
| 27 | *args.fCaps)); |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 28 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 29 | GrColor overrideColor = GrColor_ILLEGAL; |
bsalomon | a387a11 | 2015-08-11 14:47:42 -0700 | [diff] [blame^] | 30 | if (args.fColorPOI.firstEffectiveStageIndex() != 0) { |
| 31 | overrideColor = args.fColorPOI.inputColorToEffectiveStage(); |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 32 | } |
| 33 | |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 34 | GrXferProcessor::OptFlags optFlags = GrXferProcessor::kNone_OptFlags; |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 35 | if (xferProcessor) { |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 36 | pipeline->fXferProcessor.reset(xferProcessor.get()); |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 37 | |
bsalomon | a387a11 | 2015-08-11 14:47:42 -0700 | [diff] [blame^] | 38 | optFlags = xferProcessor->getOptimizations(args.fColorPOI, |
| 39 | args.fCoveragePOI, |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 40 | builder.getStencil().doesWrite(), |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 41 | &overrideColor, |
bsalomon | a387a11 | 2015-08-11 14:47:42 -0700 | [diff] [blame^] | 42 | *args.fCaps); |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 43 | } |
bsalomon | b03c4a3 | 2014-11-20 09:56:11 -0800 | [diff] [blame] | 44 | |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 45 | // No need to have an override color if it isn't even going to be used. |
| 46 | if (SkToBool(GrXferProcessor::kIgnoreColor_OptFlag & optFlags)) { |
| 47 | overrideColor = GrColor_ILLEGAL; |
| 48 | } |
| 49 | |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 50 | // When path rendering the stencil settings are not always set on the GrPipelineBuilder |
bsalomon | b03c4a3 | 2014-11-20 09:56:11 -0800 | [diff] [blame] | 51 | // so we must check the draw type. In cases where we will skip drawing we simply return a |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 52 | // null GrPipeline. |
bsalomon | 3e79124 | 2014-12-17 13:43:13 -0800 | [diff] [blame] | 53 | if (!xferProcessor || (GrXferProcessor::kSkipDraw_OptFlag & optFlags)) { |
bsalomon | a387a11 | 2015-08-11 14:47:42 -0700 | [diff] [blame^] | 54 | pipeline->~GrPipeline(); |
| 55 | return nullptr; |
bsalomon | b03c4a3 | 2014-11-20 09:56:11 -0800 | [diff] [blame] | 56 | } |
| 57 | |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 58 | pipeline->fRenderTarget.reset(builder.fRenderTarget.get()); |
| 59 | SkASSERT(pipeline->fRenderTarget); |
bsalomon | a387a11 | 2015-08-11 14:47:42 -0700 | [diff] [blame^] | 60 | pipeline->fScissorState = *args.fScissor; |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 61 | pipeline->fStencilSettings = builder.getStencil(); |
| 62 | pipeline->fDrawFace = builder.getDrawFace(); |
joshualitt | 9176e2c | 2014-11-20 07:28:52 -0800 | [diff] [blame] | 63 | |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 64 | pipeline->fFlags = 0; |
| 65 | if (builder.isHWAntialias()) { |
| 66 | pipeline->fFlags |= kHWAA_Flag; |
bsalomon | 04ddf89 | 2014-11-19 12:36:22 -0800 | [diff] [blame] | 67 | } |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 68 | if (builder.isDither()) { |
| 69 | pipeline->fFlags |= kDither_Flag; |
bsalomon | 04ddf89 | 2014-11-19 12:36:22 -0800 | [diff] [blame] | 70 | } |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 71 | if (builder.snapVerticesToPixelCenters()) { |
| 72 | pipeline->fFlags |= kSnapVertices_Flag; |
bsalomon | d79c549 | 2015-04-27 10:07:04 -0700 | [diff] [blame] | 73 | } |
bsalomon | 04ddf89 | 2014-11-19 12:36:22 -0800 | [diff] [blame] | 74 | |
bsalomon | a387a11 | 2015-08-11 14:47:42 -0700 | [diff] [blame^] | 75 | int firstColorStageIdx = args.fColorPOI.firstEffectiveStageIndex(); |
egdaniel | 912b3d2 | 2014-11-17 07:45:53 -0800 | [diff] [blame] | 76 | |
| 77 | // TODO: Once we can handle single or four channel input into coverage stages then we can use |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 78 | // GrPipelineBuilder's coverageProcInfo (like color above) to set this initial information. |
egdaniel | 912b3d2 | 2014-11-17 07:45:53 -0800 | [diff] [blame] | 79 | int firstCoverageStageIdx = 0; |
egdaniel | 912b3d2 | 2014-11-17 07:45:53 -0800 | [diff] [blame] | 80 | |
bsalomon | a387a11 | 2015-08-11 14:47:42 -0700 | [diff] [blame^] | 81 | pipeline->adjustProgramFromOptimizations(builder, optFlags, args.fColorPOI, args.fCoveragePOI, |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 82 | &firstColorStageIdx, &firstCoverageStageIdx); |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 83 | |
joshualitt | 290c09b | 2014-12-19 13:45:20 -0800 | [diff] [blame] | 84 | bool usesLocalCoords = false; |
| 85 | |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 86 | // Copy Stages from PipelineBuilder to Pipeline |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 87 | for (int i = firstColorStageIdx; i < builder.numColorFragmentStages(); ++i) { |
| 88 | const GrFragmentStage& fps = builder.fColorStages[i]; |
joshualitt | 2fe7923 | 2015-08-05 12:02:27 -0700 | [diff] [blame] | 89 | const GrFragmentProcessor* fp = fps.processor(); |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 90 | SkNEW_APPEND_TO_TARRAY(&pipeline->fFragmentStages, GrPendingFragmentStage, (fps)); |
joshualitt | 2fe7923 | 2015-08-05 12:02:27 -0700 | [diff] [blame] | 91 | usesLocalCoords = usesLocalCoords || fp->usesLocalCoords(); |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 92 | fp->gatherCoordTransforms(&pipeline->fCoordTransforms); |
bsalomon | ae59b77 | 2014-11-19 08:23:49 -0800 | [diff] [blame] | 93 | } |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 94 | |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 95 | pipeline->fNumColorStages = pipeline->fFragmentStages.count(); |
| 96 | for (int i = firstCoverageStageIdx; i < builder.numCoverageFragmentStages(); ++i) { |
| 97 | const GrFragmentStage& fps = builder.fCoverageStages[i]; |
joshualitt | 2fe7923 | 2015-08-05 12:02:27 -0700 | [diff] [blame] | 98 | const GrFragmentProcessor* fp = fps.processor(); |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 99 | SkNEW_APPEND_TO_TARRAY(&pipeline->fFragmentStages, GrPendingFragmentStage, (fps)); |
joshualitt | 2fe7923 | 2015-08-05 12:02:27 -0700 | [diff] [blame] | 100 | usesLocalCoords = usesLocalCoords || fp->usesLocalCoords(); |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 101 | fp->gatherCoordTransforms(&pipeline->fCoordTransforms); |
egdaniel | 9cf45bf | 2014-10-08 06:49:10 -0700 | [diff] [blame] | 102 | } |
joshualitt | 79f8fae | 2014-10-28 17:59:26 -0700 | [diff] [blame] | 103 | |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 104 | // Setup info we need to pass to GrPrimitiveProcessors that are used with this GrPipeline. |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 105 | opts->fFlags = 0; |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 106 | if (!SkToBool(optFlags & GrXferProcessor::kIgnoreColor_OptFlag)) { |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 107 | opts->fFlags |= GrPipelineOptimizations::kReadsColor_Flag; |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 108 | } |
| 109 | if (GrColor_ILLEGAL != overrideColor) { |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 110 | opts->fFlags |= GrPipelineOptimizations::kUseOverrideColor_Flag; |
| 111 | opts->fOverrideColor = overrideColor; |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 112 | } |
| 113 | if (!SkToBool(optFlags & GrXferProcessor::kIgnoreCoverage_OptFlag)) { |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 114 | opts->fFlags |= GrPipelineOptimizations::kReadsCoverage_Flag; |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 115 | } |
| 116 | if (usesLocalCoords) { |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 117 | opts->fFlags |= GrPipelineOptimizations::kReadsLocalCoords_Flag; |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 118 | } |
| 119 | if (SkToBool(optFlags & GrXferProcessor::kCanTweakAlphaForCoverage_OptFlag)) { |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 120 | opts->fFlags |= GrPipelineOptimizations::kCanTweakAlphaForCoverage_Flag; |
bsalomon | 7765a47 | 2015-07-08 11:26:37 -0700 | [diff] [blame] | 121 | } |
bsalomon | c699873 | 2015-08-10 12:01:15 -0700 | [diff] [blame] | 122 | return pipeline; |
egdaniel | c064824 | 2014-09-22 13:17:02 -0700 | [diff] [blame] | 123 | } |
| 124 | |
egdaniel | 8dd688b | 2015-01-22 10:16:09 -0800 | [diff] [blame] | 125 | void GrPipeline::adjustProgramFromOptimizations(const GrPipelineBuilder& pipelineBuilder, |
| 126 | GrXferProcessor::OptFlags flags, |
| 127 | const GrProcOptInfo& colorPOI, |
| 128 | const GrProcOptInfo& coveragePOI, |
| 129 | int* firstColorStageIdx, |
| 130 | int* firstCoverageStageIdx) { |
egdaniel | 060a52c | 2015-04-07 07:31:11 -0700 | [diff] [blame] | 131 | fReadsFragPosition = fXferProcessor->willReadFragmentPosition(); |
egdaniel | a7dc0a8 | 2014-09-17 08:25:05 -0700 | [diff] [blame] | 132 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 133 | if ((flags & GrXferProcessor::kIgnoreColor_OptFlag) || |
| 134 | (flags & GrXferProcessor::kOverrideColor_OptFlag)) { |
bsalomon | 6be6f7c | 2015-02-26 13:05:21 -0800 | [diff] [blame] | 135 | *firstColorStageIdx = pipelineBuilder.numColorFragmentStages(); |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 136 | } else { |
egdaniel | 060a52c | 2015-04-07 07:31:11 -0700 | [diff] [blame] | 137 | if (coveragePOI.readsFragPosition()) { |
| 138 | fReadsFragPosition = true; |
| 139 | } |
egdaniel | a7dc0a8 | 2014-09-17 08:25:05 -0700 | [diff] [blame] | 140 | } |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 141 | |
joshualitt | 9b98932 | 2014-12-15 14:16:27 -0800 | [diff] [blame] | 142 | if (flags & GrXferProcessor::kIgnoreCoverage_OptFlag) { |
bsalomon | 6be6f7c | 2015-02-26 13:05:21 -0800 | [diff] [blame] | 143 | *firstCoverageStageIdx = pipelineBuilder.numCoverageFragmentStages(); |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 144 | } else { |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 145 | if (coveragePOI.readsFragPosition()) { |
bsalomon | 50785a3 | 2015-02-06 07:02:37 -0800 | [diff] [blame] | 146 | fReadsFragPosition = true; |
egdaniel | 9513143 | 2014-12-09 11:15:43 -0800 | [diff] [blame] | 147 | } |
egdaniel | a7dc0a8 | 2014-09-17 08:25:05 -0700 | [diff] [blame] | 148 | } |
| 149 | } |
| 150 | |
egdaniel | 89af44a | 2014-09-26 06:15:04 -0700 | [diff] [blame] | 151 | //////////////////////////////////////////////////////////////////////////////// |
| 152 | |
joshualitt | 2fe7923 | 2015-08-05 12:02:27 -0700 | [diff] [blame] | 153 | bool GrPipeline::isEqual(const GrPipeline& that, bool ignoreCoordTransforms) const { |
joshualitt | 8cab9a7 | 2015-07-16 09:13:50 -0700 | [diff] [blame] | 154 | // If we point to the same pipeline, then we are necessarily equal |
| 155 | if (this == &that) { |
| 156 | return true; |
| 157 | } |
| 158 | |
egdaniel | 89af44a | 2014-09-26 06:15:04 -0700 | [diff] [blame] | 159 | if (this->getRenderTarget() != that.getRenderTarget() || |
joshualitt | dafa4d0 | 2014-12-04 08:59:10 -0800 | [diff] [blame] | 160 | this->fFragmentStages.count() != that.fFragmentStages.count() || |
| 161 | this->fNumColorStages != that.fNumColorStages || |
joshualitt | 54e0c12 | 2014-11-19 09:38:51 -0800 | [diff] [blame] | 162 | this->fScissorState != that.fScissorState || |
bsalomon | 04ddf89 | 2014-11-19 12:36:22 -0800 | [diff] [blame] | 163 | this->fFlags != that.fFlags || |
egdaniel | 89af44a | 2014-09-26 06:15:04 -0700 | [diff] [blame] | 164 | this->fStencilSettings != that.fStencilSettings || |
bsalomon | 50785a3 | 2015-02-06 07:02:37 -0800 | [diff] [blame] | 165 | this->fDrawFace != that.fDrawFace) { |
egdaniel | 89af44a | 2014-09-26 06:15:04 -0700 | [diff] [blame] | 166 | return false; |
| 167 | } |
| 168 | |
egdaniel | c230414 | 2014-12-11 13:15:13 -0800 | [diff] [blame] | 169 | if (!this->getXferProcessor()->isEqual(*that.getXferProcessor())) { |
| 170 | return false; |
| 171 | } |
| 172 | |
egdaniel | d9aa218 | 2014-10-09 13:47:05 -0700 | [diff] [blame] | 173 | for (int i = 0; i < this->numFragmentStages(); i++) { |
joshualitt | 2fe7923 | 2015-08-05 12:02:27 -0700 | [diff] [blame] | 174 | if (!this->getFragmentStage(i).processor()->isEqual(*that.getFragmentStage(i).processor(), |
| 175 | ignoreCoordTransforms)) { |
egdaniel | 89af44a | 2014-09-26 06:15:04 -0700 | [diff] [blame] | 176 | return false; |
| 177 | } |
| 178 | } |
egdaniel | 89af44a | 2014-09-26 06:15:04 -0700 | [diff] [blame] | 179 | return true; |
| 180 | } |
| 181 | |