| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #include "GlopBuilder.h" |
| |
| #include "Caches.h" |
| #include "GlLayer.h" |
| #include "Glop.h" |
| #include "Layer.h" |
| #include "Matrix.h" |
| #include "Patch.h" |
| #include "PathCache.h" |
| #include "SkiaShader.h" |
| #include "Texture.h" |
| #include "VertexBuffer.h" |
| #include "renderstate/MeshState.h" |
| #include "renderstate/RenderState.h" |
| #include "utils/PaintUtils.h" |
| |
| #include <GLES2/gl2.h> |
| #include <SkPaint.h> |
| |
| #define DEBUG_GLOP_BUILDER 0 |
| |
| #if DEBUG_GLOP_BUILDER |
| |
| #define TRIGGER_STAGE(stageFlag) \ |
| LOG_ALWAYS_FATAL_IF((stageFlag)&mStageFlags, "Stage %d cannot be run twice", (stageFlag)); \ |
| mStageFlags = static_cast<StageFlags>(mStageFlags | (stageFlag)) |
| |
| #define REQUIRE_STAGES(requiredFlags) \ |
| LOG_ALWAYS_FATAL_IF((mStageFlags & (requiredFlags)) != (requiredFlags), \ |
| "not prepared for current stage") |
| |
| #else |
| |
| #define TRIGGER_STAGE(stageFlag) ((void)0) |
| #define REQUIRE_STAGES(requiredFlags) ((void)0) |
| |
| #endif |
| |
| namespace android { |
| namespace uirenderer { |
| |
| static void setUnitQuadTextureCoords(Rect uvs, TextureVertex* quadVertex) { |
| quadVertex[0] = {0, 0, uvs.left, uvs.top}; |
| quadVertex[1] = {1, 0, uvs.right, uvs.top}; |
| quadVertex[2] = {0, 1, uvs.left, uvs.bottom}; |
| quadVertex[3] = {1, 1, uvs.right, uvs.bottom}; |
| } |
| |
| GlopBuilder::GlopBuilder(RenderState& renderState, Caches& caches, Glop* outGlop) |
| : mRenderState(renderState), mCaches(caches), mShader(nullptr), mOutGlop(outGlop) { |
| mStageFlags = kInitialStage; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // Mesh |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| GlopBuilder& GlopBuilder::setMeshTexturedIndexedVbo(GLuint vbo, GLsizei elementCount) { |
| TRIGGER_STAGE(kMeshStage); |
| |
| mOutGlop->mesh.primitiveMode = GL_TRIANGLES; |
| mOutGlop->mesh.indices = {mRenderState.meshState().getQuadListIBO(), nullptr}; |
| mOutGlop->mesh.vertices = {vbo, VertexAttribFlags::TextureCoord, |
| nullptr, (const void*)kMeshTextureOffset, |
| nullptr, kTextureVertexStride}; |
| mOutGlop->mesh.elementCount = elementCount; |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setMeshUnitQuad() { |
| TRIGGER_STAGE(kMeshStage); |
| |
| mOutGlop->mesh.primitiveMode = GL_TRIANGLE_STRIP; |
| mOutGlop->mesh.indices = {0, nullptr}; |
| mOutGlop->mesh.vertices = {mRenderState.meshState().getUnitQuadVBO(), |
| VertexAttribFlags::None, |
| nullptr, |
| nullptr, |
| nullptr, |
| kTextureVertexStride}; |
| mOutGlop->mesh.elementCount = 4; |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setMeshTexturedUnitQuad(const UvMapper* uvMapper) { |
| if (uvMapper) { |
| // can't use unit quad VBO, so build UV vertices manually |
| return setMeshTexturedUvQuad(uvMapper, Rect(1, 1)); |
| } |
| |
| TRIGGER_STAGE(kMeshStage); |
| |
| mOutGlop->mesh.primitiveMode = GL_TRIANGLE_STRIP; |
| mOutGlop->mesh.indices = {0, nullptr}; |
| mOutGlop->mesh.vertices = {mRenderState.meshState().getUnitQuadVBO(), |
| VertexAttribFlags::TextureCoord, |
| nullptr, |
| (const void*)kMeshTextureOffset, |
| nullptr, |
| kTextureVertexStride}; |
| mOutGlop->mesh.elementCount = 4; |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setMeshTexturedUvQuad(const UvMapper* uvMapper, Rect uvs) { |
| TRIGGER_STAGE(kMeshStage); |
| |
| if (CC_UNLIKELY(uvMapper)) { |
| uvMapper->map(uvs); |
| } |
| setUnitQuadTextureCoords(uvs, &mOutGlop->mesh.mappedVertices[0]); |
| |
| const TextureVertex* textureVertex = mOutGlop->mesh.mappedVertices; |
| mOutGlop->mesh.primitiveMode = GL_TRIANGLE_STRIP; |
| mOutGlop->mesh.indices = {0, nullptr}; |
| mOutGlop->mesh.vertices = {0, |
| VertexAttribFlags::TextureCoord, |
| &textureVertex[0].x, |
| &textureVertex[0].u, |
| nullptr, |
| kTextureVertexStride}; |
| mOutGlop->mesh.elementCount = 4; |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setMeshIndexedQuads(Vertex* vertexData, int quadCount) { |
| TRIGGER_STAGE(kMeshStage); |
| |
| mOutGlop->mesh.primitiveMode = GL_TRIANGLES; |
| mOutGlop->mesh.indices = {mRenderState.meshState().getQuadListIBO(), nullptr}; |
| mOutGlop->mesh.vertices = { |
| 0, VertexAttribFlags::None, vertexData, nullptr, nullptr, kVertexStride}; |
| mOutGlop->mesh.elementCount = 6 * quadCount; |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setMeshTexturedIndexedQuads(TextureVertex* vertexData, int elementCount) { |
| TRIGGER_STAGE(kMeshStage); |
| |
| mOutGlop->mesh.primitiveMode = GL_TRIANGLES; |
| mOutGlop->mesh.indices = {mRenderState.meshState().getQuadListIBO(), nullptr}; |
| mOutGlop->mesh.vertices = {0, |
| VertexAttribFlags::TextureCoord, |
| &vertexData[0].x, |
| &vertexData[0].u, |
| nullptr, |
| kTextureVertexStride}; |
| mOutGlop->mesh.elementCount = elementCount; |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setMeshColoredTexturedMesh(ColorTextureVertex* vertexData, |
| int elementCount) { |
| TRIGGER_STAGE(kMeshStage); |
| |
| mOutGlop->mesh.primitiveMode = GL_TRIANGLES; |
| mOutGlop->mesh.indices = {0, nullptr}; |
| mOutGlop->mesh.vertices = {0, |
| VertexAttribFlags::TextureCoord | VertexAttribFlags::Color, |
| &vertexData[0].x, |
| &vertexData[0].u, |
| &vertexData[0].r, |
| kColorTextureVertexStride}; |
| mOutGlop->mesh.elementCount = elementCount; |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setMeshVertexBuffer(const VertexBuffer& vertexBuffer) { |
| TRIGGER_STAGE(kMeshStage); |
| |
| const VertexBuffer::MeshFeatureFlags flags = vertexBuffer.getMeshFeatureFlags(); |
| |
| bool alphaVertex = flags & VertexBuffer::kAlpha; |
| bool indices = flags & VertexBuffer::kIndices; |
| |
| mOutGlop->mesh.primitiveMode = GL_TRIANGLE_STRIP; |
| mOutGlop->mesh.indices = {0, vertexBuffer.getIndices()}; |
| mOutGlop->mesh.vertices = {0, |
| alphaVertex ? VertexAttribFlags::Alpha : VertexAttribFlags::None, |
| vertexBuffer.getBuffer(), |
| nullptr, |
| nullptr, |
| alphaVertex ? kAlphaVertexStride : kVertexStride}; |
| mOutGlop->mesh.elementCount = |
| indices ? vertexBuffer.getIndexCount() : vertexBuffer.getVertexCount(); |
| mOutGlop->mesh.vertexCount = vertexBuffer.getVertexCount(); // used for glDrawRangeElements() |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setMeshPatchQuads(const Patch& patch) { |
| TRIGGER_STAGE(kMeshStage); |
| |
| mOutGlop->mesh.primitiveMode = GL_TRIANGLES; |
| mOutGlop->mesh.indices = {mRenderState.meshState().getQuadListIBO(), nullptr}; |
| mOutGlop->mesh.vertices = {mCaches.patchCache.getMeshBuffer(), |
| VertexAttribFlags::TextureCoord, |
| (void*)patch.positionOffset, |
| (void*)patch.textureOffset, |
| nullptr, |
| kTextureVertexStride}; |
| mOutGlop->mesh.elementCount = patch.indexCount; |
| return *this; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // Fill |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| void GlopBuilder::setFill(int color, float alphaScale, SkBlendMode mode, |
| Blend::ModeOrderSwap modeUsage, const SkShader* shader, |
| const SkColorFilter* colorFilter) { |
| if (mode != SkBlendMode::kClear) { |
| if (!shader) { |
| FloatColor c; |
| c.set(color); |
| c.r *= alphaScale; |
| c.g *= alphaScale; |
| c.b *= alphaScale; |
| c.a *= alphaScale; |
| mOutGlop->fill.color = c; |
| } else { |
| float alpha = (SkColorGetA(color) / 255.0f) * alphaScale; |
| mOutGlop->fill.color = {1, 1, 1, alpha}; |
| } |
| } else { |
| mOutGlop->fill.color = {0, 0, 0, 1}; |
| } |
| |
| mOutGlop->blend = {GL_ZERO, GL_ZERO}; |
| if (mOutGlop->fill.color.a < 1.0f || |
| (mOutGlop->mesh.vertices.attribFlags & VertexAttribFlags::Alpha) || |
| (mOutGlop->fill.texture.texture && mOutGlop->fill.texture.texture->blend) || |
| mOutGlop->roundRectClipState || PaintUtils::isBlendedShader(shader) || |
| PaintUtils::isBlendedColorFilter(colorFilter) || mode != SkBlendMode::kSrcOver) { |
| if (CC_LIKELY(mode <= SkBlendMode::kScreen)) { |
| Blend::getFactors(mode, modeUsage, &mOutGlop->blend.src, &mOutGlop->blend.dst); |
| } else { |
| // These blend modes are not supported by OpenGL directly and have |
| // to be implemented using shaders. Since the shader will perform |
| // the blending, don't enable GL blending off here |
| // If the blend mode cannot be implemented using shaders, fall |
| // back to the default SrcOver blend mode instead |
| if (CC_UNLIKELY(mCaches.extensions().hasFramebufferFetch())) { |
| mDescription.framebufferMode = mode; |
| mDescription.swapSrcDst = (modeUsage == Blend::ModeOrderSwap::Swap); |
| // blending in shader, don't enable |
| } else { |
| // unsupported |
| Blend::getFactors(SkBlendMode::kSrcOver, modeUsage, &mOutGlop->blend.src, |
| &mOutGlop->blend.dst); |
| } |
| } |
| } |
| mShader = shader; // shader resolved in ::build() |
| |
| if (colorFilter) { |
| SkColor color; |
| SkBlendMode bmode; |
| SkScalar srcColorMatrix[20]; |
| if (colorFilter->asColorMode(&color, &bmode)) { |
| mOutGlop->fill.filterMode = mDescription.colorOp = |
| ProgramDescription::ColorFilterMode::Blend; |
| mDescription.colorMode = bmode; |
| mOutGlop->fill.filter.color.set(color); |
| } else if (colorFilter->asColorMatrix(srcColorMatrix)) { |
| mOutGlop->fill.filterMode = mDescription.colorOp = |
| ProgramDescription::ColorFilterMode::Matrix; |
| |
| float* colorMatrix = mOutGlop->fill.filter.matrix.matrix; |
| memcpy(colorMatrix, srcColorMatrix, 4 * sizeof(float)); |
| memcpy(&colorMatrix[4], &srcColorMatrix[5], 4 * sizeof(float)); |
| memcpy(&colorMatrix[8], &srcColorMatrix[10], 4 * sizeof(float)); |
| memcpy(&colorMatrix[12], &srcColorMatrix[15], 4 * sizeof(float)); |
| |
| // Skia uses the range [0..255] for the addition vector, but we need |
| // the [0..1] range to apply the vector in GLSL |
| float* colorVector = mOutGlop->fill.filter.matrix.vector; |
| colorVector[0] = EOCF(srcColorMatrix[4] / 255.0f); |
| colorVector[1] = EOCF(srcColorMatrix[9] / 255.0f); |
| colorVector[2] = EOCF(srcColorMatrix[14] / 255.0f); |
| colorVector[3] = srcColorMatrix[19] / 255.0f; // alpha is linear |
| } else { |
| ALOGE("unsupported ColorFilter type: %s", colorFilter->getTypeName()); |
| LOG_ALWAYS_FATAL("unsupported ColorFilter"); |
| } |
| } else { |
| mOutGlop->fill.filterMode = ProgramDescription::ColorFilterMode::None; |
| } |
| } |
| |
| GlopBuilder& GlopBuilder::setFillTexturePaint(Texture& texture, const int textureFillFlags, |
| const SkPaint* paint, float alphaScale) { |
| TRIGGER_STAGE(kFillStage); |
| REQUIRE_STAGES(kMeshStage | kRoundRectClipStage); |
| |
| GLenum filter = (textureFillFlags & TextureFillFlags::ForceFilter) |
| ? GL_LINEAR |
| : PaintUtils::getFilter(paint); |
| mOutGlop->fill.texture = {&texture, filter, GL_CLAMP_TO_EDGE, nullptr}; |
| |
| if (paint) { |
| int color = paint->getColor(); |
| SkShader* shader = paint->getShader(); |
| |
| if (!(textureFillFlags & TextureFillFlags::IsAlphaMaskTexture)) { |
| // Texture defines color, so disable shaders, and reset all non-alpha color channels |
| color |= 0x00FFFFFF; |
| shader = nullptr; |
| } |
| setFill(color, alphaScale, paint->getBlendMode(), Blend::ModeOrderSwap::NoSwap, shader, |
| paint->getColorFilter()); |
| } else { |
| mOutGlop->fill.color = {alphaScale, alphaScale, alphaScale, alphaScale}; |
| |
| if (alphaScale < 1.0f || (mOutGlop->mesh.vertices.attribFlags & VertexAttribFlags::Alpha) || |
| texture.blend || mOutGlop->roundRectClipState) { |
| Blend::getFactors(SkBlendMode::kSrcOver, Blend::ModeOrderSwap::NoSwap, |
| &mOutGlop->blend.src, &mOutGlop->blend.dst); |
| } else { |
| mOutGlop->blend = {GL_ZERO, GL_ZERO}; |
| } |
| } |
| |
| if (textureFillFlags & TextureFillFlags::IsAlphaMaskTexture) { |
| mDescription.modulate = mOutGlop->fill.color.isNotBlack(); |
| mDescription.hasAlpha8Texture = true; |
| } else { |
| mDescription.modulate = mOutGlop->fill.color.a < 1.0f; |
| } |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setFillPaint(const SkPaint& paint, float alphaScale, bool shadowInterp) { |
| TRIGGER_STAGE(kFillStage); |
| REQUIRE_STAGES(kMeshStage | kRoundRectClipStage); |
| |
| if (CC_LIKELY(!shadowInterp)) { |
| mOutGlop->fill.texture = {nullptr, GL_INVALID_ENUM, GL_INVALID_ENUM, nullptr}; |
| } else { |
| mOutGlop->fill.texture = {mCaches.textureState().getShadowLutTexture(), GL_INVALID_ENUM, |
| GL_INVALID_ENUM, nullptr}; |
| } |
| |
| setFill(paint.getColor(), alphaScale, paint.getBlendMode(), Blend::ModeOrderSwap::NoSwap, |
| paint.getShader(), paint.getColorFilter()); |
| mDescription.useShadowAlphaInterp = shadowInterp; |
| mDescription.modulate = mOutGlop->fill.color.a < 1.0f; |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setFillPathTexturePaint(PathTexture& texture, const SkPaint& paint, |
| float alphaScale) { |
| TRIGGER_STAGE(kFillStage); |
| REQUIRE_STAGES(kMeshStage | kRoundRectClipStage); |
| |
| // specify invalid filter/clamp, since these are always static for PathTextures |
| mOutGlop->fill.texture = {&texture, GL_INVALID_ENUM, GL_INVALID_ENUM, nullptr}; |
| |
| setFill(paint.getColor(), alphaScale, paint.getBlendMode(), Blend::ModeOrderSwap::NoSwap, |
| paint.getShader(), paint.getColorFilter()); |
| |
| mDescription.hasAlpha8Texture = true; |
| mDescription.modulate = mOutGlop->fill.color.isNotBlack(); |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setFillShadowTexturePaint(ShadowTexture& texture, int shadowColor, |
| const SkPaint& paint, float alphaScale) { |
| TRIGGER_STAGE(kFillStage); |
| REQUIRE_STAGES(kMeshStage | kRoundRectClipStage); |
| |
| // specify invalid filter/clamp, since these are always static for ShadowTextures |
| mOutGlop->fill.texture = {&texture, GL_INVALID_ENUM, GL_INVALID_ENUM, nullptr}; |
| |
| const int ALPHA_BITMASK = SK_ColorBLACK; |
| const int COLOR_BITMASK = ~ALPHA_BITMASK; |
| if ((shadowColor & ALPHA_BITMASK) == ALPHA_BITMASK) { |
| // shadow color is fully opaque: override its alpha with that of paint |
| shadowColor &= paint.getColor() | COLOR_BITMASK; |
| } |
| |
| setFill(shadowColor, alphaScale, paint.getBlendMode(), Blend::ModeOrderSwap::NoSwap, |
| paint.getShader(), paint.getColorFilter()); |
| |
| mDescription.hasAlpha8Texture = true; |
| mDescription.modulate = mOutGlop->fill.color.isNotBlack(); |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setFillBlack() { |
| TRIGGER_STAGE(kFillStage); |
| REQUIRE_STAGES(kMeshStage | kRoundRectClipStage); |
| |
| mOutGlop->fill.texture = {nullptr, GL_INVALID_ENUM, GL_INVALID_ENUM, nullptr}; |
| setFill(SK_ColorBLACK, 1.0f, SkBlendMode::kSrcOver, Blend::ModeOrderSwap::NoSwap, nullptr, |
| nullptr); |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setFillClear() { |
| TRIGGER_STAGE(kFillStage); |
| REQUIRE_STAGES(kMeshStage | kRoundRectClipStage); |
| |
| mOutGlop->fill.texture = {nullptr, GL_INVALID_ENUM, GL_INVALID_ENUM, nullptr}; |
| setFill(SK_ColorBLACK, 1.0f, SkBlendMode::kClear, Blend::ModeOrderSwap::NoSwap, nullptr, |
| nullptr); |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setFillLayer(Texture& texture, const SkColorFilter* colorFilter, |
| float alpha, SkBlendMode mode, |
| Blend::ModeOrderSwap modeUsage) { |
| TRIGGER_STAGE(kFillStage); |
| REQUIRE_STAGES(kMeshStage | kRoundRectClipStage); |
| |
| mOutGlop->fill.texture = {&texture, GL_LINEAR, GL_CLAMP_TO_EDGE, nullptr}; |
| |
| setFill(SK_ColorWHITE, alpha, mode, modeUsage, nullptr, colorFilter); |
| |
| mDescription.modulate = mOutGlop->fill.color.a < 1.0f; |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setFillTextureLayer(GlLayer& layer, float alpha) { |
| TRIGGER_STAGE(kFillStage); |
| REQUIRE_STAGES(kMeshStage | kRoundRectClipStage); |
| |
| mOutGlop->fill.texture = {&(layer.getTexture()), GL_LINEAR, GL_CLAMP_TO_EDGE, |
| &layer.getTexTransform()}; |
| |
| setFill(SK_ColorWHITE, alpha, layer.getMode(), Blend::ModeOrderSwap::NoSwap, nullptr, |
| layer.getColorFilter()); |
| |
| mDescription.modulate = mOutGlop->fill.color.a < 1.0f; |
| mDescription.hasTextureTransform = true; |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setFillExternalTexture(Texture& texture, Matrix4& textureTransform, |
| bool requiresFilter) { |
| TRIGGER_STAGE(kFillStage); |
| REQUIRE_STAGES(kMeshStage | kRoundRectClipStage); |
| |
| GLenum filter = requiresFilter ? GL_LINEAR : GL_NEAREST; |
| mOutGlop->fill.texture = {&texture, filter, GL_CLAMP_TO_EDGE, &textureTransform}; |
| |
| setFill(SK_ColorWHITE, 1.0f, SkBlendMode::kSrc, Blend::ModeOrderSwap::NoSwap, nullptr, nullptr); |
| |
| mDescription.modulate = mOutGlop->fill.color.a < 1.0f; |
| mDescription.hasTextureTransform = true; |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setGammaCorrection(bool enabled) { |
| REQUIRE_STAGES(kFillStage); |
| |
| mDescription.hasGammaCorrection = enabled; |
| return *this; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // Transform |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| GlopBuilder& GlopBuilder::setTransform(const Matrix4& canvas, const int transformFlags) { |
| TRIGGER_STAGE(kTransformStage); |
| |
| mOutGlop->transform.canvas = canvas; |
| mOutGlop->transform.transformFlags = transformFlags; |
| return *this; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // ModelView |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| GlopBuilder& GlopBuilder::setModelViewMapUnitToRect(const Rect destination) { |
| TRIGGER_STAGE(kModelViewStage); |
| |
| mOutGlop->transform.modelView.loadTranslate(destination.left, destination.top, 0.0f); |
| mOutGlop->transform.modelView.scale(destination.getWidth(), destination.getHeight(), 1.0f); |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setModelViewMapUnitToRectSnap(const Rect destination) { |
| TRIGGER_STAGE(kModelViewStage); |
| REQUIRE_STAGES(kTransformStage | kFillStage); |
| |
| float left = destination.left; |
| float top = destination.top; |
| |
| const Matrix4& meshTransform = mOutGlop->transform.meshTransform(); |
| if (CC_LIKELY(meshTransform.isPureTranslate())) { |
| // snap by adjusting the model view matrix |
| const float translateX = meshTransform.getTranslateX(); |
| const float translateY = meshTransform.getTranslateY(); |
| |
| left = (int)floorf(left + translateX + 0.5f) - translateX; |
| top = (int)floorf(top + translateY + 0.5f) - translateY; |
| mOutGlop->fill.texture.filter = GL_NEAREST; |
| } |
| |
| mOutGlop->transform.modelView.loadTranslate(left, top, 0.0f); |
| mOutGlop->transform.modelView.scale(destination.getWidth(), destination.getHeight(), 1.0f); |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setModelViewOffsetRect(float offsetX, float offsetY, const Rect source) { |
| TRIGGER_STAGE(kModelViewStage); |
| |
| mOutGlop->transform.modelView.loadTranslate(offsetX, offsetY, 0.0f); |
| return *this; |
| } |
| |
| GlopBuilder& GlopBuilder::setModelViewOffsetRectSnap(float offsetX, float offsetY, |
| const Rect source) { |
| TRIGGER_STAGE(kModelViewStage); |
| REQUIRE_STAGES(kTransformStage | kFillStage); |
| |
| const Matrix4& meshTransform = mOutGlop->transform.meshTransform(); |
| if (CC_LIKELY(meshTransform.isPureTranslate())) { |
| // snap by adjusting the model view matrix |
| const float translateX = meshTransform.getTranslateX(); |
| const float translateY = meshTransform.getTranslateY(); |
| |
| offsetX = (int)floorf(offsetX + translateX + source.left + 0.5f) - translateX - source.left; |
| offsetY = (int)floorf(offsetY + translateY + source.top + 0.5f) - translateY - source.top; |
| mOutGlop->fill.texture.filter = GL_NEAREST; |
| } |
| |
| mOutGlop->transform.modelView.loadTranslate(offsetX, offsetY, 0.0f); |
| return *this; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // RoundRectClip |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| GlopBuilder& GlopBuilder::setRoundRectClipState(const RoundRectClipState* roundRectClipState) { |
| TRIGGER_STAGE(kRoundRectClipStage); |
| |
| mOutGlop->roundRectClipState = roundRectClipState; |
| mDescription.hasRoundRectClip = roundRectClipState != nullptr; |
| return *this; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // Build |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| void verify(const ProgramDescription& description, const Glop& glop) { |
| if (glop.fill.texture.texture != nullptr) { |
| LOG_ALWAYS_FATAL_IF( |
| ((description.hasTexture && description.hasExternalTexture) || |
| (!description.hasTexture && !description.hasExternalTexture && |
| !description.useShadowAlphaInterp) || |
| ((glop.mesh.vertices.attribFlags & VertexAttribFlags::TextureCoord) == 0 && |
| !description.useShadowAlphaInterp)), |
| "Texture %p, hT%d, hET %d, attribFlags %x", glop.fill.texture.texture, |
| description.hasTexture, description.hasExternalTexture, |
| glop.mesh.vertices.attribFlags); |
| } else { |
| LOG_ALWAYS_FATAL_IF( |
| (description.hasTexture || description.hasExternalTexture || |
| ((glop.mesh.vertices.attribFlags & VertexAttribFlags::TextureCoord) != 0)), |
| "No texture, hT%d, hET %d, attribFlags %x", description.hasTexture, |
| description.hasExternalTexture, glop.mesh.vertices.attribFlags); |
| } |
| |
| if ((glop.mesh.vertices.attribFlags & VertexAttribFlags::Alpha) && |
| glop.mesh.vertices.bufferObject) { |
| LOG_ALWAYS_FATAL("VBO and alpha attributes are not currently compatible"); |
| } |
| |
| if (description.hasTextureTransform != (glop.fill.texture.textureTransform != nullptr)) { |
| LOG_ALWAYS_FATAL("Texture transform incorrectly specified"); |
| } |
| } |
| |
| void GlopBuilder::build() { |
| REQUIRE_STAGES(kAllStages); |
| if (mOutGlop->mesh.vertices.attribFlags & VertexAttribFlags::TextureCoord) { |
| Texture* texture = mOutGlop->fill.texture.texture; |
| if (texture->target() == GL_TEXTURE_2D) { |
| mDescription.hasTexture = true; |
| } else { |
| mDescription.hasExternalTexture = true; |
| } |
| mDescription.hasLinearTexture = texture->isLinear(); |
| mDescription.hasColorSpaceConversion = texture->hasColorSpaceConversion(); |
| mDescription.transferFunction = texture->getTransferFunctionType(); |
| mDescription.hasTranslucentConversion = texture->blend; |
| } |
| |
| mDescription.hasColors = mOutGlop->mesh.vertices.attribFlags & VertexAttribFlags::Color; |
| mDescription.hasVertexAlpha = mOutGlop->mesh.vertices.attribFlags & VertexAttribFlags::Alpha; |
| |
| // Enable debug highlight when what we're about to draw is tested against |
| // the stencil buffer and if stencil highlight debugging is on |
| mDescription.hasDebugHighlight = |
| !Properties::debugOverdraw && |
| Properties::debugStencilClip == StencilClipDebug::ShowHighlight && |
| mRenderState.stencil().isTestEnabled(); |
| |
| // serialize shader info into ShaderData |
| GLuint textureUnit = mOutGlop->fill.texture.texture ? 1 : 0; |
| |
| if (CC_LIKELY(!mShader)) { |
| mOutGlop->fill.skiaShaderData.skiaShaderType = kNone_SkiaShaderType; |
| } else { |
| Matrix4 shaderMatrix; |
| if (mOutGlop->transform.transformFlags & TransformFlags::MeshIgnoresCanvasTransform) { |
| // canvas level transform was built into the modelView and geometry, |
| // so the shader matrix must reverse this |
| shaderMatrix.loadInverse(mOutGlop->transform.canvas); |
| shaderMatrix.multiply(mOutGlop->transform.modelView); |
| } else { |
| shaderMatrix = mOutGlop->transform.modelView; |
| } |
| SkiaShader::store(mCaches, *mShader, shaderMatrix, &textureUnit, &mDescription, |
| &(mOutGlop->fill.skiaShaderData)); |
| } |
| |
| // duplicates ProgramCache's definition of color uniform presence |
| const bool singleColor = !mDescription.hasTexture && !mDescription.hasExternalTexture && |
| !mDescription.hasGradient && !mDescription.hasBitmap; |
| mOutGlop->fill.colorEnabled = mDescription.modulate || singleColor; |
| |
| verify(mDescription, *mOutGlop); |
| |
| // Final step: populate program and map bounds into render target space |
| mOutGlop->fill.program = mCaches.programCache.get(mDescription); |
| } |
| |
| void GlopBuilder::dump(const Glop& glop) { |
| ALOGD("Glop Mesh"); |
| const Glop::Mesh& mesh = glop.mesh; |
| ALOGD(" primitive mode: %d", mesh.primitiveMode); |
| ALOGD(" indices: buffer obj %x, indices %p", mesh.indices.bufferObject, |
| mesh.indices.indices); |
| |
| const Glop::Mesh::Vertices& vertices = glop.mesh.vertices; |
| ALOGD(" vertices: buffer obj %x, flags %x, pos %p, tex %p, clr %p, stride %d", |
| vertices.bufferObject, vertices.attribFlags, vertices.position, vertices.texCoord, |
| vertices.color, vertices.stride); |
| ALOGD(" element count: %d", mesh.elementCount); |
| |
| ALOGD("Glop Fill"); |
| const Glop::Fill& fill = glop.fill; |
| ALOGD(" program %p", fill.program); |
| if (fill.texture.texture) { |
| ALOGD(" texture %p, target %d, filter %d, clamp %d", fill.texture.texture, |
| fill.texture.texture->target(), fill.texture.filter, fill.texture.clamp); |
| if (fill.texture.textureTransform) { |
| fill.texture.textureTransform->dump("texture transform"); |
| } |
| } |
| ALOGD_IF(fill.colorEnabled, " color (argb) %.2f %.2f %.2f %.2f", fill.color.a, fill.color.r, |
| fill.color.g, fill.color.b); |
| ALOGD_IF(fill.filterMode != ProgramDescription::ColorFilterMode::None, " filterMode %d", |
| (int)fill.filterMode); |
| ALOGD_IF(fill.skiaShaderData.skiaShaderType, " shader type %d", |
| fill.skiaShaderData.skiaShaderType); |
| |
| ALOGD("Glop transform"); |
| glop.transform.modelView.dump(" model view"); |
| glop.transform.canvas.dump(" canvas"); |
| ALOGD_IF(glop.transform.transformFlags, " transformFlags 0x%x", glop.transform.transformFlags); |
| |
| ALOGD_IF(glop.roundRectClipState, "Glop RRCS %p", glop.roundRectClipState); |
| |
| ALOGD("Glop blend %d %d", glop.blend.src, glop.blend.dst); |
| } |
| |
| } /* namespace uirenderer */ |
| } /* namespace android */ |
