| /* |
| * Copyright 2017 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include <new> |
| |
| #include "include/core/SkPoint.h" |
| #include "include/core/SkPoint3.h" |
| #include "include/gpu/GrTexture.h" |
| #include "include/private/GrRecordingContext.h" |
| #include "include/private/SkFloatingPoint.h" |
| #include "include/private/SkTo.h" |
| #include "src/core/SkMathPriv.h" |
| #include "src/core/SkMatrixPriv.h" |
| #include "src/core/SkRectPriv.h" |
| #include "src/gpu/GrAppliedClip.h" |
| #include "src/gpu/GrCaps.h" |
| #include "src/gpu/GrDrawOpTest.h" |
| #include "src/gpu/GrGeometryProcessor.h" |
| #include "src/gpu/GrGpu.h" |
| #include "src/gpu/GrMemoryPool.h" |
| #include "src/gpu/GrOpFlushState.h" |
| #include "src/gpu/GrRecordingContextPriv.h" |
| #include "src/gpu/GrResourceProvider.h" |
| #include "src/gpu/GrResourceProviderPriv.h" |
| #include "src/gpu/GrShaderCaps.h" |
| #include "src/gpu/GrTexturePriv.h" |
| #include "src/gpu/GrTextureProxy.h" |
| #include "src/gpu/SkGr.h" |
| #include "src/gpu/effects/GrTextureDomain.h" |
| #include "src/gpu/effects/generated/GrSaturateProcessor.h" |
| #include "src/gpu/geometry/GrQuad.h" |
| #include "src/gpu/geometry/GrQuadBuffer.h" |
| #include "src/gpu/geometry/GrQuadUtils.h" |
| #include "src/gpu/glsl/GrGLSLVarying.h" |
| #include "src/gpu/ops/GrFillRectOp.h" |
| #include "src/gpu/ops/GrMeshDrawOp.h" |
| #include "src/gpu/ops/GrQuadPerEdgeAA.h" |
| #include "src/gpu/ops/GrTextureOp.h" |
| |
| namespace { |
| |
| using Domain = GrQuadPerEdgeAA::Domain; |
| using VertexSpec = GrQuadPerEdgeAA::VertexSpec; |
| using ColorType = GrQuadPerEdgeAA::ColorType; |
| |
| // Extracts lengths of vertical and horizontal edges of axis-aligned quad. "width" is the edge |
| // between v0 and v2 (or v1 and v3), "height" is the edge between v0 and v1 (or v2 and v3). |
| static SkSize axis_aligned_quad_size(const GrQuad& quad) { |
| SkASSERT(quad.quadType() == GrQuad::Type::kAxisAligned); |
| // Simplification of regular edge length equation, since it's axis aligned and can avoid sqrt |
| float dw = sk_float_abs(quad.x(2) - quad.x(0)) + sk_float_abs(quad.y(2) - quad.y(0)); |
| float dh = sk_float_abs(quad.x(1) - quad.x(0)) + sk_float_abs(quad.y(1) - quad.y(0)); |
| return {dw, dh}; |
| } |
| |
| static bool filter_has_effect(const GrQuad& srcQuad, const GrQuad& dstQuad) { |
| // If not axis-aligned in src or dst, then always say it has an effect |
| if (srcQuad.quadType() != GrQuad::Type::kAxisAligned || |
| dstQuad.quadType() != GrQuad::Type::kAxisAligned) { |
| return true; |
| } |
| |
| SkRect srcRect; |
| SkRect dstRect; |
| if (srcQuad.asRect(&srcRect) && dstQuad.asRect(&dstRect)) { |
| // Disable filtering when there is no scaling (width and height are the same), and the |
| // top-left corners have the same fraction (so src and dst snap to the pixel grid |
| // identically). |
| SkASSERT(srcRect.isSorted()); |
| return srcRect.width() != dstRect.width() || srcRect.height() != dstRect.height() || |
| SkScalarFraction(srcRect.fLeft) != SkScalarFraction(dstRect.fLeft) || |
| SkScalarFraction(srcRect.fTop) != SkScalarFraction(dstRect.fTop); |
| } else { |
| // Although the quads are axis-aligned, the local coordinate system is transformed such |
| // that fractionally-aligned sample centers will not align with the device coordinate system |
| // So disable filtering when edges are the same length and both srcQuad and dstQuad |
| // 0th vertex is integer aligned. |
| if (SkScalarIsInt(srcQuad.x(0)) && SkScalarIsInt(srcQuad.y(0)) && |
| SkScalarIsInt(dstQuad.x(0)) && SkScalarIsInt(dstQuad.y(0))) { |
| // Extract edge lengths |
| SkSize srcSize = axis_aligned_quad_size(srcQuad); |
| SkSize dstSize = axis_aligned_quad_size(dstQuad); |
| return srcSize.fWidth != dstSize.fWidth || srcSize.fHeight != dstSize.fHeight; |
| } else { |
| return true; |
| } |
| } |
| } |
| |
| // if normalizing the domain then pass 1/width, 1/height, 1 for iw, ih, h. Otherwise pass |
| // 1, 1, and height. |
| static void compute_domain(Domain domain, GrSamplerState::Filter filter, GrSurfaceOrigin origin, |
| const SkRect& domainRect, float iw, float ih, float h, SkRect* out) { |
| static constexpr SkRect kLargeRect = {-100000, -100000, 1000000, 1000000}; |
| if (domain == Domain::kNo) { |
| // Either the quad has no domain constraint and is batched with a domain constrained op |
| // (in which case we want a domain that doesn't restrict normalized tex coords), or the |
| // entire op doesn't use the domain, in which case the returned value is ignored. |
| *out = kLargeRect; |
| return; |
| } |
| |
| auto ltrb = Sk4f::Load(&domainRect); |
| if (filter == GrSamplerState::Filter::kBilerp) { |
| auto rblt = SkNx_shuffle<2, 3, 0, 1>(ltrb); |
| auto whwh = (rblt - ltrb).abs(); |
| auto c = (rblt + ltrb) * 0.5f; |
| static const Sk4f kOffsets = {0.5f, 0.5f, -0.5f, -0.5f}; |
| ltrb = (whwh < 1.f).thenElse(c, ltrb + kOffsets); |
| } |
| ltrb *= Sk4f(iw, ih, iw, ih); |
| if (origin == kBottomLeft_GrSurfaceOrigin) { |
| static const Sk4f kMul = {1.f, -1.f, 1.f, -1.f}; |
| const Sk4f kAdd = {0.f, h, 0.f, h}; |
| ltrb = SkNx_shuffle<0, 3, 2, 1>(kMul * ltrb + kAdd); |
| } |
| |
| ltrb.store(out); |
| } |
| |
| // Normalizes logical src coords and corrects for origin |
| static void compute_src_quad(GrSurfaceOrigin origin, const GrQuad& srcQuad, |
| float iw, float ih, float h, GrQuad* out) { |
| // The src quad should not have any perspective |
| SkASSERT(!srcQuad.hasPerspective() && !out->hasPerspective()); |
| skvx::Vec<4, float> xs = srcQuad.x4f() * iw; |
| skvx::Vec<4, float> ys = srcQuad.y4f() * ih; |
| if (origin == kBottomLeft_GrSurfaceOrigin) { |
| ys = h - ys; |
| } |
| xs.store(out->xs()); |
| ys.store(out->ys()); |
| out->setQuadType(srcQuad.quadType()); |
| } |
| |
| /** |
| * Op that implements GrTextureOp::Make. It draws textured quads. Each quad can modulate against a |
| * the texture by color. The blend with the destination is always src-over. The edges are non-AA. |
| */ |
| class TextureOp final : public GrMeshDrawOp { |
| public: |
| static std::unique_ptr<GrDrawOp> Make(GrRecordingContext* context, |
| sk_sp<GrTextureProxy> proxy, |
| sk_sp<GrColorSpaceXform> textureXform, |
| GrSamplerState::Filter filter, |
| const SkPMColor4f& color, |
| GrTextureOp::Saturate saturate, |
| GrAAType aaType, |
| GrQuadAAFlags aaFlags, |
| const GrQuad& deviceQuad, |
| const GrQuad& localQuad, |
| const SkRect* domain) { |
| GrOpMemoryPool* pool = context->priv().opMemoryPool(); |
| return pool->allocate<TextureOp>(std::move(proxy), std::move(textureXform), filter, color, |
| saturate, aaType, aaFlags, deviceQuad, localQuad, domain); |
| } |
| static std::unique_ptr<GrDrawOp> Make(GrRecordingContext* context, |
| const GrRenderTargetContext::TextureSetEntry set[], |
| int cnt, |
| GrSamplerState::Filter filter, |
| GrTextureOp::Saturate saturate, |
| GrAAType aaType, |
| SkCanvas::SrcRectConstraint constraint, |
| const SkMatrix& viewMatrix, |
| sk_sp<GrColorSpaceXform> textureColorSpaceXform) { |
| size_t size = sizeof(TextureOp) + sizeof(Proxy) * (cnt - 1); |
| GrOpMemoryPool* pool = context->priv().opMemoryPool(); |
| void* mem = pool->allocate(size); |
| return std::unique_ptr<GrDrawOp>(new (mem) TextureOp(set, cnt, filter, saturate, aaType, |
| constraint, viewMatrix, |
| std::move(textureColorSpaceXform))); |
| } |
| |
| ~TextureOp() override { |
| for (unsigned p = 0; p < fProxyCnt; ++p) { |
| fProxies[p].fProxy->unref(); |
| } |
| } |
| |
| const char* name() const override { return "TextureOp"; } |
| |
| void visitProxies(const VisitProxyFunc& func) const override { |
| for (unsigned p = 0; p < fProxyCnt; ++p) { |
| bool mipped = (GrSamplerState::Filter::kMipMap == this->filter()); |
| func(fProxies[p].fProxy, GrMipMapped(mipped)); |
| } |
| } |
| |
| #ifdef SK_DEBUG |
| SkString dumpInfo() const override { |
| SkString str; |
| str.appendf("# draws: %d\n", fQuads.count()); |
| auto iter = fQuads.iterator(); |
| for (unsigned p = 0; p < fProxyCnt; ++p) { |
| str.appendf("Proxy ID: %d, Filter: %d\n", fProxies[p].fProxy->uniqueID().asUInt(), |
| static_cast<int>(fFilter)); |
| int i = 0; |
| while(i < fProxies[p].fQuadCnt && iter.next()) { |
| const GrQuad& quad = iter.deviceQuad(); |
| const GrQuad& uv = iter.localQuad(); |
| const ColorDomainAndAA& info = iter.metadata(); |
| str.appendf( |
| "%d: Color: 0x%08x, Domain(%d): [L: %.2f, T: %.2f, R: %.2f, B: %.2f]\n" |
| " UVs [(%.2f, %.2f), (%.2f, %.2f), (%.2f, %.2f), (%.2f, %.2f)]\n" |
| " Quad [(%.2f, %.2f), (%.2f, %.2f), (%.2f, %.2f), (%.2f, %.2f)]\n", |
| i, info.fColor.toBytes_RGBA(), info.fHasDomain, info.fDomainRect.fLeft, |
| info.fDomainRect.fTop, info.fDomainRect.fRight, info.fDomainRect.fBottom, |
| quad.point(0).fX, quad.point(0).fY, quad.point(1).fX, quad.point(1).fY, |
| quad.point(2).fX, quad.point(2).fY, quad.point(3).fX, quad.point(3).fY, |
| uv.point(0).fX, uv.point(0).fY, uv.point(1).fX, uv.point(1).fY, |
| uv.point(2).fX, uv.point(2).fY, uv.point(3).fX, uv.point(3).fY); |
| |
| i++; |
| } |
| } |
| str += INHERITED::dumpInfo(); |
| return str; |
| } |
| #endif |
| |
| GrProcessorSet::Analysis finalize( |
| const GrCaps& caps, const GrAppliedClip*, bool hasMixedSampledCoverage, |
| GrClampType clampType) override { |
| fColorType = static_cast<unsigned>(ColorType::kNone); |
| auto iter = fQuads.metadata(); |
| while(iter.next()) { |
| auto colorType = GrQuadPerEdgeAA::MinColorType(iter->fColor, clampType, caps); |
| fColorType = SkTMax(fColorType, static_cast<unsigned>(colorType)); |
| } |
| return GrProcessorSet::EmptySetAnalysis(); |
| } |
| |
| FixedFunctionFlags fixedFunctionFlags() const override { |
| return this->aaType() == GrAAType::kMSAA ? FixedFunctionFlags::kUsesHWAA |
| : FixedFunctionFlags::kNone; |
| } |
| |
| DEFINE_OP_CLASS_ID |
| |
| private: |
| friend class ::GrOpMemoryPool; |
| |
| struct ColorDomainAndAA { |
| ColorDomainAndAA(const SkPMColor4f& color, const SkRect* domainRect, GrQuadAAFlags aaFlags) |
| : fColor(color) |
| , fDomainRect(domainRect ? *domainRect : SkRect::MakeEmpty()) |
| , fHasDomain(static_cast<unsigned>(domainRect ? Domain::kYes : Domain::kNo)) |
| , fAAFlags(static_cast<unsigned>(aaFlags)) { |
| SkASSERT(fAAFlags == static_cast<unsigned>(aaFlags)); |
| } |
| |
| SkPMColor4f fColor; |
| SkRect fDomainRect; |
| unsigned fHasDomain : 1; |
| unsigned fAAFlags : 4; |
| |
| Domain domain() const { return Domain(fHasDomain); } |
| GrQuadAAFlags aaFlags() const { return static_cast<GrQuadAAFlags>(fAAFlags); } |
| }; |
| struct Proxy { |
| GrTextureProxy* fProxy; |
| int fQuadCnt; |
| }; |
| |
| // dstQuad should be the geometry transformed by the view matrix. If domainRect |
| // is not null it will be used to apply the strict src rect constraint. |
| TextureOp(sk_sp<GrTextureProxy> proxy, |
| sk_sp<GrColorSpaceXform> textureColorSpaceXform, |
| GrSamplerState::Filter filter, |
| const SkPMColor4f& color, |
| GrTextureOp::Saturate saturate, |
| GrAAType aaType, |
| GrQuadAAFlags aaFlags, |
| const GrQuad& dstQuad, |
| const GrQuad& srcQuad, |
| const SkRect* domainRect) |
| : INHERITED(ClassID()) |
| , fQuads(1, true /* includes locals */) |
| , fTextureColorSpaceXform(std::move(textureColorSpaceXform)) |
| , fSaturate(static_cast<unsigned>(saturate)) |
| , fFilter(static_cast<unsigned>(filter)) { |
| // Clean up disparities between the overall aa type and edge configuration and apply |
| // optimizations based on the rect and matrix when appropriate |
| GrQuadUtils::ResolveAAType(aaType, aaFlags, dstQuad, &aaType, &aaFlags); |
| fAAType = static_cast<unsigned>(aaType); |
| |
| // We expect our caller to have already caught this optimization. |
| SkASSERT(!domainRect || !domainRect->contains(proxy->getWorstCaseBoundsRect())); |
| |
| // We may have had a strict constraint with nearest filter solely due to possible AA bloat. |
| // If we don't have (or determined we don't need) coverage AA then we can skip using a |
| // domain. |
| if (domainRect && this->filter() == GrSamplerState::Filter::kNearest && |
| aaType != GrAAType::kCoverage) { |
| domainRect = nullptr; |
| } |
| |
| fQuads.append(dstQuad, {color, domainRect, aaFlags}, &srcQuad); |
| |
| fProxyCnt = 1; |
| fProxies[0] = {proxy.release(), 1}; |
| this->setBounds(dstQuad.bounds(), HasAABloat(aaType == GrAAType::kCoverage), |
| IsHairline::kNo); |
| fDomain = static_cast<unsigned>(domainRect != nullptr); |
| } |
| TextureOp(const GrRenderTargetContext::TextureSetEntry set[], |
| int cnt, |
| GrSamplerState::Filter filter, |
| GrTextureOp::Saturate saturate, |
| GrAAType aaType, |
| SkCanvas::SrcRectConstraint constraint, |
| const SkMatrix& viewMatrix, |
| sk_sp<GrColorSpaceXform> textureColorSpaceXform) |
| : INHERITED(ClassID()) |
| , fQuads(cnt, true /* includes locals */) |
| , fTextureColorSpaceXform(std::move(textureColorSpaceXform)) |
| , fSaturate(static_cast<unsigned>(saturate)) |
| , fFilter(static_cast<unsigned>(filter)) { |
| fProxyCnt = SkToUInt(cnt); |
| SkRect bounds = SkRectPriv::MakeLargestInverted(); |
| GrAAType overallAAType = GrAAType::kNone; // aa type maximally compatible with all dst rects |
| bool mustFilter = false; |
| bool allOpaque = true; |
| Domain netDomain = Domain::kNo; |
| for (unsigned p = 0; p < fProxyCnt; ++p) { |
| fProxies[p].fProxy = SkRef(set[p].fProxy.get()); |
| fProxies[p].fQuadCnt = 1; |
| SkASSERT(fProxies[p].fProxy->textureType() == fProxies[0].fProxy->textureType()); |
| SkASSERT(fProxies[p].fProxy->config() == fProxies[0].fProxy->config()); |
| |
| SkMatrix ctm = viewMatrix; |
| if (set[p].fPreViewMatrix) { |
| ctm.preConcat(*set[p].fPreViewMatrix); |
| } |
| |
| // Use dstRect/srcRect unless dstClip is provided, in which case derive new source |
| // coordinates by mapping dstClipQuad by the dstRect to srcRect transform. |
| GrQuad quad, srcQuad; |
| if (set[p].fDstClipQuad) { |
| quad = GrQuad::MakeFromSkQuad(set[p].fDstClipQuad, ctm); |
| |
| SkPoint srcPts[4]; |
| GrMapRectPoints(set[p].fDstRect, set[p].fSrcRect, set[p].fDstClipQuad, srcPts, 4); |
| srcQuad = GrQuad::MakeFromSkQuad(srcPts, SkMatrix::I()); |
| } else { |
| quad = GrQuad::MakeFromRect(set[p].fDstRect, ctm); |
| srcQuad = GrQuad(set[p].fSrcRect); |
| } |
| |
| if (!mustFilter && this->filter() != GrSamplerState::Filter::kNearest) { |
| mustFilter = filter_has_effect(srcQuad, quad); |
| } |
| |
| bounds.joinPossiblyEmptyRect(quad.bounds()); |
| GrQuadAAFlags aaFlags; |
| // Don't update the overall aaType, might be inappropriate for some of the quads |
| GrAAType aaForQuad; |
| GrQuadUtils::ResolveAAType(aaType, set[p].fAAFlags, quad, &aaForQuad, &aaFlags); |
| // Resolve sets aaForQuad to aaType or None, there is never a change between aa methods |
| SkASSERT(aaForQuad == GrAAType::kNone || aaForQuad == aaType); |
| if (overallAAType == GrAAType::kNone && aaForQuad != GrAAType::kNone) { |
| overallAAType = aaType; |
| } |
| |
| // Calculate metadata for the entry |
| const SkRect* domainForQuad = nullptr; |
| if (constraint == SkCanvas::kStrict_SrcRectConstraint) { |
| // Check (briefly) if the strict constraint is needed for this set entry |
| if (!set[p].fSrcRect.contains(fProxies[p].fProxy->getWorstCaseBoundsRect()) && |
| (mustFilter || aaForQuad == GrAAType::kCoverage)) { |
| // Can't rely on hardware clamping and the draw will access outer texels |
| // for AA and/or bilerp |
| netDomain = Domain::kYes; |
| domainForQuad = &set[p].fSrcRect; |
| } |
| } |
| float alpha = SkTPin(set[p].fAlpha, 0.f, 1.f); |
| allOpaque &= (1.f == alpha); |
| SkPMColor4f color{alpha, alpha, alpha, alpha}; |
| fQuads.append(quad, {color, domainForQuad, aaFlags}, &srcQuad); |
| } |
| fAAType = static_cast<unsigned>(overallAAType); |
| if (!mustFilter) { |
| fFilter = static_cast<unsigned>(GrSamplerState::Filter::kNearest); |
| } |
| this->setBounds(bounds, HasAABloat(this->aaType() == GrAAType::kCoverage), |
| IsHairline::kNo); |
| fDomain = static_cast<unsigned>(netDomain); |
| } |
| |
| void tess(void* v, const VertexSpec& spec, const GrTextureProxy* proxy, |
| GrQuadBuffer<ColorDomainAndAA>::Iter* iter, int cnt) const { |
| TRACE_EVENT0("skia.gpu", TRACE_FUNC); |
| auto origin = proxy->origin(); |
| const auto* texture = proxy->peekTexture(); |
| float iw, ih, h; |
| if (proxy->textureType() == GrTextureType::kRectangle) { |
| iw = ih = 1.f; |
| h = texture->height(); |
| } else { |
| iw = 1.f / texture->width(); |
| ih = 1.f / texture->height(); |
| h = 1.f; |
| } |
| |
| int i = 0; |
| // Explicit ctor ensures ws are 1s, which compute_src_quad requires |
| GrQuad srcQuad(SkRect::MakeEmpty()); |
| SkRect domain; |
| while(i < cnt && iter->next()) { |
| SkASSERT(iter->isLocalValid()); |
| const ColorDomainAndAA& info = iter->metadata(); |
| // Must correct the texture coordinates and domain now that the real texture size |
| // is known |
| compute_src_quad(origin, iter->localQuad(), iw, ih, h, &srcQuad); |
| compute_domain(info.domain(), this->filter(), origin, info.fDomainRect, iw, ih, h, |
| &domain); |
| v = GrQuadPerEdgeAA::Tessellate(v, spec, iter->deviceQuad(), info.fColor, srcQuad, |
| domain, info.aaFlags()); |
| i++; |
| } |
| } |
| |
| void onPrepareDraws(Target* target) override { |
| TRACE_EVENT0("skia.gpu", TRACE_FUNC); |
| GrQuad::Type quadType = GrQuad::Type::kAxisAligned; |
| GrQuad::Type srcQuadType = GrQuad::Type::kAxisAligned; |
| Domain domain = Domain::kNo; |
| ColorType colorType = ColorType::kNone; |
| int numProxies = 0; |
| int numTotalQuads = 0; |
| auto textureType = fProxies[0].fProxy->textureType(); |
| const GrSwizzle& swizzle = fProxies[0].fProxy->textureSwizzle(); |
| GrAAType aaType = this->aaType(); |
| for (const auto& op : ChainRange<TextureOp>(this)) { |
| if (op.fQuads.deviceQuadType() > quadType) { |
| quadType = op.fQuads.deviceQuadType(); |
| } |
| if (op.fQuads.localQuadType() > srcQuadType) { |
| srcQuadType = op.fQuads.localQuadType(); |
| } |
| if (op.fDomain) { |
| domain = Domain::kYes; |
| } |
| colorType = SkTMax(colorType, static_cast<ColorType>(op.fColorType)); |
| numProxies += op.fProxyCnt; |
| for (unsigned p = 0; p < op.fProxyCnt; ++p) { |
| numTotalQuads += op.fProxies[p].fQuadCnt; |
| auto* proxy = op.fProxies[p].fProxy; |
| if (!proxy->isInstantiated()) { |
| return; |
| } |
| SkASSERT(proxy->textureType() == textureType); |
| SkASSERT(proxy->textureSwizzle() == swizzle); |
| } |
| if (op.aaType() == GrAAType::kCoverage) { |
| SkASSERT(aaType == GrAAType::kCoverage || aaType == GrAAType::kNone); |
| aaType = GrAAType::kCoverage; |
| } |
| } |
| |
| VertexSpec vertexSpec(quadType, colorType, srcQuadType, /* hasLocal */ true, domain, aaType, |
| /* alpha as coverage */ true); |
| |
| GrSamplerState samplerState = GrSamplerState(GrSamplerState::WrapMode::kClamp, |
| this->filter()); |
| GrGpu* gpu = target->resourceProvider()->priv().gpu(); |
| uint32_t extraSamplerKey = gpu->getExtraSamplerKeyForProgram( |
| samplerState, fProxies[0].fProxy->backendFormat()); |
| |
| auto saturate = static_cast<GrTextureOp::Saturate>(fSaturate); |
| sk_sp<GrGeometryProcessor> gp = GrQuadPerEdgeAA::MakeTexturedProcessor( |
| vertexSpec, *target->caps().shaderCaps(), textureType, samplerState, swizzle, |
| extraSamplerKey, std::move(fTextureColorSpaceXform), saturate); |
| |
| // We'll use a dynamic state array for the GP textures when there are multiple ops. |
| // Otherwise, we use fixed dynamic state to specify the single op's proxy. |
| GrPipeline::DynamicStateArrays* dynamicStateArrays = nullptr; |
| GrPipeline::FixedDynamicState* fixedDynamicState; |
| if (numProxies > 1) { |
| dynamicStateArrays = target->allocDynamicStateArrays(numProxies, 1, false); |
| fixedDynamicState = target->makeFixedDynamicState(0); |
| } else { |
| fixedDynamicState = target->makeFixedDynamicState(1); |
| fixedDynamicState->fPrimitiveProcessorTextures[0] = fProxies[0].fProxy; |
| } |
| |
| size_t vertexSize = gp->vertexStride(); |
| |
| GrMesh* meshes = target->allocMeshes(numProxies); |
| sk_sp<const GrBuffer> vbuffer; |
| int vertexOffsetInBuffer = 0; |
| int numQuadVerticesLeft = numTotalQuads * vertexSpec.verticesPerQuad(); |
| int numAllocatedVertices = 0; |
| void* vdata = nullptr; |
| |
| int m = 0; |
| for (const auto& op : ChainRange<TextureOp>(this)) { |
| auto iter = op.fQuads.iterator(); |
| for (unsigned p = 0; p < op.fProxyCnt; ++p) { |
| int quadCnt = op.fProxies[p].fQuadCnt; |
| auto* proxy = op.fProxies[p].fProxy; |
| int meshVertexCnt = quadCnt * vertexSpec.verticesPerQuad(); |
| if (numAllocatedVertices < meshVertexCnt) { |
| vdata = target->makeVertexSpaceAtLeast( |
| vertexSize, meshVertexCnt, numQuadVerticesLeft, &vbuffer, |
| &vertexOffsetInBuffer, &numAllocatedVertices); |
| SkASSERT(numAllocatedVertices <= numQuadVerticesLeft); |
| if (!vdata) { |
| SkDebugf("Could not allocate vertices\n"); |
| return; |
| } |
| } |
| SkASSERT(numAllocatedVertices >= meshVertexCnt); |
| |
| op.tess(vdata, vertexSpec, proxy, &iter, quadCnt); |
| |
| if (!GrQuadPerEdgeAA::ConfigureMeshIndices(target, &(meshes[m]), vertexSpec, |
| quadCnt)) { |
| SkDebugf("Could not allocate indices"); |
| return; |
| } |
| meshes[m].setVertexData(vbuffer, vertexOffsetInBuffer); |
| if (dynamicStateArrays) { |
| dynamicStateArrays->fPrimitiveProcessorTextures[m] = proxy; |
| } |
| ++m; |
| numAllocatedVertices -= meshVertexCnt; |
| numQuadVerticesLeft -= meshVertexCnt; |
| vertexOffsetInBuffer += meshVertexCnt; |
| vdata = reinterpret_cast<char*>(vdata) + vertexSize * meshVertexCnt; |
| } |
| // If quad counts per proxy were calculated correctly, the entire iterator should have |
| // been consumed. |
| SkASSERT(!iter.next()); |
| } |
| SkASSERT(!numQuadVerticesLeft); |
| SkASSERT(!numAllocatedVertices); |
| target->recordDraw( |
| std::move(gp), meshes, numProxies, fixedDynamicState, dynamicStateArrays); |
| } |
| |
| void onExecute(GrOpFlushState* flushState, const SkRect& chainBounds) override { |
| auto pipelineFlags = (GrAAType::kMSAA == this->aaType()) |
| ? GrPipeline::InputFlags::kHWAntialias |
| : GrPipeline::InputFlags::kNone; |
| flushState->executeDrawsAndUploadsForMeshDrawOp( |
| this, chainBounds, GrProcessorSet::MakeEmptySet(), pipelineFlags); |
| } |
| |
| CombineResult onCombineIfPossible(GrOp* t, const GrCaps& caps) override { |
| TRACE_EVENT0("skia.gpu", TRACE_FUNC); |
| const auto* that = t->cast<TextureOp>(); |
| if (fDomain != that->fDomain) { |
| // It is technically possible to combine operations across domain modes, but performance |
| // testing suggests it's better to make more draw calls where some take advantage of |
| // the more optimal shader path without coordinate clamping. |
| return CombineResult::kCannotCombine; |
| } |
| if (!GrColorSpaceXform::Equals(fTextureColorSpaceXform.get(), |
| that->fTextureColorSpaceXform.get())) { |
| return CombineResult::kCannotCombine; |
| } |
| bool upgradeToCoverageAAOnMerge = false; |
| if (this->aaType() != that->aaType()) { |
| if (!((this->aaType() == GrAAType::kCoverage && that->aaType() == GrAAType::kNone) || |
| (that->aaType() == GrAAType::kCoverage && this->aaType() == GrAAType::kNone))) { |
| return CombineResult::kCannotCombine; |
| } |
| upgradeToCoverageAAOnMerge = true; |
| } |
| if (fSaturate != that->fSaturate) { |
| return CombineResult::kCannotCombine; |
| } |
| if (fFilter != that->fFilter) { |
| return CombineResult::kCannotCombine; |
| } |
| auto thisProxy = fProxies[0].fProxy; |
| auto thatProxy = that->fProxies[0].fProxy; |
| if (fProxyCnt > 1 || that->fProxyCnt > 1 || |
| thisProxy->uniqueID() != thatProxy->uniqueID()) { |
| // We can't merge across different proxies. Check if 'this' can be chained with 'that'. |
| if (GrTextureProxy::ProxiesAreCompatibleAsDynamicState(thisProxy, thatProxy) && |
| caps.dynamicStateArrayGeometryProcessorTextureSupport()) { |
| return CombineResult::kMayChain; |
| } |
| return CombineResult::kCannotCombine; |
| } |
| |
| fDomain |= that->fDomain; |
| fColorType = SkTMax(fColorType, that->fColorType); |
| if (upgradeToCoverageAAOnMerge) { |
| fAAType = static_cast<unsigned>(GrAAType::kCoverage); |
| } |
| |
| // Concatenate quad lists together |
| fQuads.concat(that->fQuads); |
| fProxies[0].fQuadCnt += that->fQuads.count(); |
| |
| return CombineResult::kMerged; |
| } |
| |
| GrAAType aaType() const { return static_cast<GrAAType>(fAAType); } |
| GrSamplerState::Filter filter() const { return static_cast<GrSamplerState::Filter>(fFilter); } |
| |
| GrQuadBuffer<ColorDomainAndAA> fQuads; |
| sk_sp<GrColorSpaceXform> fTextureColorSpaceXform; |
| unsigned fSaturate : 1; |
| unsigned fFilter : 2; |
| unsigned fAAType : 2; |
| unsigned fDomain : 1; |
| unsigned fColorType : 2; |
| GR_STATIC_ASSERT(GrQuadPerEdgeAA::kColorTypeCount <= 4); |
| unsigned fProxyCnt : 32 - 8; |
| Proxy fProxies[1]; |
| |
| static_assert(GrQuad::kTypeCount <= 4, "GrQuad::Type does not fit in 2 bits"); |
| |
| typedef GrMeshDrawOp INHERITED; |
| }; |
| |
| } // anonymous namespace |
| |
| namespace GrTextureOp { |
| |
| std::unique_ptr<GrDrawOp> Make(GrRecordingContext* context, |
| sk_sp<GrTextureProxy> proxy, |
| sk_sp<GrColorSpaceXform> textureXform, |
| GrSamplerState::Filter filter, |
| const SkPMColor4f& color, |
| Saturate saturate, |
| SkBlendMode blendMode, |
| GrAAType aaType, |
| GrQuadAAFlags aaFlags, |
| const GrQuad& deviceQuad, |
| const GrQuad& localQuad, |
| const SkRect* domain) { |
| // Apply optimizations that are valid whether or not using GrTextureOp or GrFillRectOp |
| if (domain && domain->contains(proxy->getWorstCaseBoundsRect())) { |
| // No need for a shader-based domain if hardware clamping achieves the same effect |
| domain = nullptr; |
| } |
| |
| if (filter != GrSamplerState::Filter::kNearest && !filter_has_effect(localQuad, deviceQuad)) { |
| filter = GrSamplerState::Filter::kNearest; |
| } |
| |
| if (blendMode == SkBlendMode::kSrcOver) { |
| return TextureOp::Make(context, std::move(proxy), std::move(textureXform), filter, color, |
| saturate, aaType, aaFlags, deviceQuad, localQuad, domain); |
| } else { |
| // Emulate complex blending using GrFillRectOp |
| GrPaint paint; |
| paint.setColor4f(color); |
| paint.setXPFactory(SkBlendMode_AsXPFactory(blendMode)); |
| |
| std::unique_ptr<GrFragmentProcessor> fp; |
| if (domain) { |
| // Update domain to match what GrTextureOp computes during tessellation, using top-left |
| // as the origin so that it doesn't depend on final texture size (which the FP handles |
| // later, as well as accounting for the true origin). |
| SkRect correctedDomain; |
| compute_domain(Domain::kYes, filter, kTopLeft_GrSurfaceOrigin, *domain, |
| 1.f, 1.f, proxy->height(), &correctedDomain); |
| fp = GrTextureDomainEffect::Make(std::move(proxy), SkMatrix::I(), correctedDomain, |
| GrTextureDomain::kClamp_Mode, filter); |
| } else { |
| fp = GrSimpleTextureEffect::Make(std::move(proxy), SkMatrix::I(), filter); |
| } |
| fp = GrColorSpaceXformEffect::Make(std::move(fp), std::move(textureXform)); |
| paint.addColorFragmentProcessor(std::move(fp)); |
| if (saturate == GrTextureOp::Saturate::kYes) { |
| paint.addColorFragmentProcessor(GrSaturateProcessor::Make()); |
| } |
| |
| return GrFillRectOp::Make(context, std::move(paint), aaType, aaFlags, |
| deviceQuad, localQuad); |
| } |
| } |
| |
| std::unique_ptr<GrDrawOp> MakeSet(GrRecordingContext* context, |
| const GrRenderTargetContext::TextureSetEntry set[], |
| int cnt, |
| GrSamplerState::Filter filter, |
| Saturate saturate, |
| GrAAType aaType, |
| SkCanvas::SrcRectConstraint constraint, |
| const SkMatrix& viewMatrix, |
| sk_sp<GrColorSpaceXform> textureColorSpaceXform) { |
| return TextureOp::Make(context, set, cnt, filter, saturate, aaType, constraint, viewMatrix, |
| std::move(textureColorSpaceXform)); |
| } |
| |
| } // namespace GrTextureOp |
| |
| #if GR_TEST_UTILS |
| #include "include/private/GrRecordingContext.h" |
| #include "src/gpu/GrProxyProvider.h" |
| #include "src/gpu/GrRecordingContextPriv.h" |
| |
| GR_DRAW_OP_TEST_DEFINE(TextureOp) { |
| GrSurfaceDesc desc; |
| desc.fConfig = kRGBA_8888_GrPixelConfig; |
| desc.fHeight = random->nextULessThan(90) + 10; |
| desc.fWidth = random->nextULessThan(90) + 10; |
| auto origin = random->nextBool() ? kTopLeft_GrSurfaceOrigin : kBottomLeft_GrSurfaceOrigin; |
| GrMipMapped mipMapped = random->nextBool() ? GrMipMapped::kYes : GrMipMapped::kNo; |
| SkBackingFit fit = SkBackingFit::kExact; |
| if (mipMapped == GrMipMapped::kNo) { |
| fit = random->nextBool() ? SkBackingFit::kApprox : SkBackingFit::kExact; |
| } |
| const GrBackendFormat format = |
| context->priv().caps()->getDefaultBackendFormat(GrColorType::kRGBA_8888, |
| GrRenderable::kNo); |
| |
| GrProxyProvider* proxyProvider = context->priv().proxyProvider(); |
| sk_sp<GrTextureProxy> proxy = proxyProvider->createProxy( |
| format, desc, GrRenderable::kNo, 1, origin, mipMapped, fit, SkBudgeted::kNo, |
| GrProtected::kNo, GrInternalSurfaceFlags::kNone); |
| |
| SkRect rect = GrTest::TestRect(random); |
| SkRect srcRect; |
| srcRect.fLeft = random->nextRangeScalar(0.f, proxy->width() / 2.f); |
| srcRect.fRight = random->nextRangeScalar(0.f, proxy->width()) + proxy->width() / 2.f; |
| srcRect.fTop = random->nextRangeScalar(0.f, proxy->height() / 2.f); |
| srcRect.fBottom = random->nextRangeScalar(0.f, proxy->height()) + proxy->height() / 2.f; |
| SkMatrix viewMatrix = GrTest::TestMatrixPreservesRightAngles(random); |
| SkPMColor4f color = SkPMColor4f::FromBytes_RGBA(SkColorToPremulGrColor(random->nextU())); |
| GrSamplerState::Filter filter = (GrSamplerState::Filter)random->nextULessThan( |
| static_cast<uint32_t>(GrSamplerState::Filter::kMipMap) + 1); |
| while (mipMapped == GrMipMapped::kNo && filter == GrSamplerState::Filter::kMipMap) { |
| filter = (GrSamplerState::Filter)random->nextULessThan( |
| static_cast<uint32_t>(GrSamplerState::Filter::kMipMap) + 1); |
| } |
| auto texXform = GrTest::TestColorXform(random); |
| GrAAType aaType = GrAAType::kNone; |
| if (random->nextBool()) { |
| aaType = (numSamples > 1) ? GrAAType::kMSAA : GrAAType::kCoverage; |
| } |
| GrQuadAAFlags aaFlags = GrQuadAAFlags::kNone; |
| aaFlags |= random->nextBool() ? GrQuadAAFlags::kLeft : GrQuadAAFlags::kNone; |
| aaFlags |= random->nextBool() ? GrQuadAAFlags::kTop : GrQuadAAFlags::kNone; |
| aaFlags |= random->nextBool() ? GrQuadAAFlags::kRight : GrQuadAAFlags::kNone; |
| aaFlags |= random->nextBool() ? GrQuadAAFlags::kBottom : GrQuadAAFlags::kNone; |
| bool useDomain = random->nextBool(); |
| auto saturate = random->nextBool() ? GrTextureOp::Saturate::kYes : GrTextureOp::Saturate::kNo; |
| return GrTextureOp::Make(context, std::move(proxy), std::move(texXform), filter, color, |
| saturate, SkBlendMode::kSrcOver, aaType, aaFlags, |
| GrQuad::MakeFromRect(rect, viewMatrix), GrQuad(srcRect), |
| useDomain ? &srcRect : nullptr); |
| } |
| |
| #endif |