RenderProperties.cpp revision 25fbb3fa1138675379102a44405852555cefccbd
1acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck/* 2acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck * Copyright (C) 2014 The Android Open Source Project 3acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck * 4acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck * Licensed under the Apache License, Version 2.0 (the "License"); 5d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck * you mPrimitiveFields.may not use this file except in compliance with the License. 6d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck * You mPrimitiveFields.may obtain a copy of the License at 7acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck * 8acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck * http://www.apache.org/licenses/LICENSE-2.0 9acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck * 10acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck * Unless required by applicable law or agreed to in writing, software 11acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck * distributed under the License is distributed on an "AS IS" BASIS, 12acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck * See the License for the specific language governing permissions and 14acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck * limitations under the License. 15acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck */ 16d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck 17d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck#define LOG_TAG "OpenGLRenderer" 18d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck 19acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck#include "RenderProperties.h" 20acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck 21d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck#include <utils/Trace.h> 22d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck 23d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck#include <SkCanvas.h> 2425fbb3fa1138675379102a44405852555cefccbdJohn Reck#include <SkColorFilter.h> 25acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck#include <SkMatrix.h> 268c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik#include <SkPath.h> 278c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik#include <SkPathOps.h> 28acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck 29acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck#include "Matrix.h" 3025fbb3fa1138675379102a44405852555cefccbdJohn Reck#include "OpenGLRenderer.h" 31e0bb87d4bdbd3b08ab6a8569c8e564ed59b8a5a7Chris Craik#include "utils/MathUtils.h" 32f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck 33acb6f07623b7df3d4179f70ae03ade574616ffa6John Recknamespace android { 34acb6f07623b7df3d4179f70ae03ade574616ffa6John Recknamespace uirenderer { 35acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck 3625fbb3fa1138675379102a44405852555cefccbdJohn ReckLayerProperties::LayerProperties() 3725fbb3fa1138675379102a44405852555cefccbdJohn Reck : mType(kLayerTypeNone) 3825fbb3fa1138675379102a44405852555cefccbdJohn Reck , mColorFilter(NULL) { 3925fbb3fa1138675379102a44405852555cefccbdJohn Reck reset(); 4025fbb3fa1138675379102a44405852555cefccbdJohn Reck} 4125fbb3fa1138675379102a44405852555cefccbdJohn Reck 4225fbb3fa1138675379102a44405852555cefccbdJohn ReckLayerProperties::~LayerProperties() { 4325fbb3fa1138675379102a44405852555cefccbdJohn Reck setType(kLayerTypeNone); 4425fbb3fa1138675379102a44405852555cefccbdJohn Reck} 4525fbb3fa1138675379102a44405852555cefccbdJohn Reck 4625fbb3fa1138675379102a44405852555cefccbdJohn Reckvoid LayerProperties::reset() { 4725fbb3fa1138675379102a44405852555cefccbdJohn Reck mOpaque = false; 4825fbb3fa1138675379102a44405852555cefccbdJohn Reck setFromPaint(NULL); 4925fbb3fa1138675379102a44405852555cefccbdJohn Reck} 5025fbb3fa1138675379102a44405852555cefccbdJohn Reck 5125fbb3fa1138675379102a44405852555cefccbdJohn Reckbool LayerProperties::setColorFilter(SkColorFilter* filter) { 5225fbb3fa1138675379102a44405852555cefccbdJohn Reck if (mColorFilter == filter) return false; 5325fbb3fa1138675379102a44405852555cefccbdJohn Reck SkRefCnt_SafeAssign(mColorFilter, filter); 5425fbb3fa1138675379102a44405852555cefccbdJohn Reck return true; 5525fbb3fa1138675379102a44405852555cefccbdJohn Reck} 5625fbb3fa1138675379102a44405852555cefccbdJohn Reck 5725fbb3fa1138675379102a44405852555cefccbdJohn Reckbool LayerProperties::setFromPaint(const SkPaint* paint) { 5825fbb3fa1138675379102a44405852555cefccbdJohn Reck bool changed = false; 5925fbb3fa1138675379102a44405852555cefccbdJohn Reck SkXfermode::Mode mode; 6025fbb3fa1138675379102a44405852555cefccbdJohn Reck int alpha; 6125fbb3fa1138675379102a44405852555cefccbdJohn Reck OpenGLRenderer::getAlphaAndModeDirect(paint, &alpha, &mode); 6225fbb3fa1138675379102a44405852555cefccbdJohn Reck changed |= setAlpha(static_cast<uint8_t>(alpha)); 6325fbb3fa1138675379102a44405852555cefccbdJohn Reck changed |= setXferMode(mode); 6425fbb3fa1138675379102a44405852555cefccbdJohn Reck changed |= setColorFilter(paint ? paint->getColorFilter() : NULL); 6525fbb3fa1138675379102a44405852555cefccbdJohn Reck return changed; 6625fbb3fa1138675379102a44405852555cefccbdJohn Reck} 6725fbb3fa1138675379102a44405852555cefccbdJohn Reck 6825fbb3fa1138675379102a44405852555cefccbdJohn ReckLayerProperties& LayerProperties::operator=(const LayerProperties& other) { 6925fbb3fa1138675379102a44405852555cefccbdJohn Reck setType(other.type()); 7025fbb3fa1138675379102a44405852555cefccbdJohn Reck setOpaque(other.opaque()); 7125fbb3fa1138675379102a44405852555cefccbdJohn Reck setAlpha(other.alpha()); 7225fbb3fa1138675379102a44405852555cefccbdJohn Reck setXferMode(other.xferMode()); 7325fbb3fa1138675379102a44405852555cefccbdJohn Reck setColorFilter(other.colorFilter()); 7425fbb3fa1138675379102a44405852555cefccbdJohn Reck return *this; 7525fbb3fa1138675379102a44405852555cefccbdJohn Reck} 7625fbb3fa1138675379102a44405852555cefccbdJohn Reck 77d0a0b2a3140bfb1819a116413ce9d81886697a07John ReckRenderProperties::PrimitiveFields::PrimitiveFields() 78acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck : mClipToBounds(true) 79acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck , mProjectBackwards(false) 80acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck , mProjectionReceiver(false) 81acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck , mAlpha(1) 82acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck , mHasOverlappingRendering(true) 83cc39e16cb98855f35079941b5e7e6eac2b7bc388Chris Craik , mElevation(0) 84acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck , mTranslationX(0), mTranslationY(0), mTranslationZ(0) 85acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck , mRotation(0), mRotationX(0), mRotationY(0) 86acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck , mScaleX(1), mScaleY(1) 87acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck , mPivotX(0), mPivotY(0) 88acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck , mLeft(0), mTop(0), mRight(0), mBottom(0) 89acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck , mWidth(0), mHeight(0) 90acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck , mPivotExplicitlySet(false) 9125fbb3fa1138675379102a44405852555cefccbdJohn Reck , mMatrixOrPivotDirty(false) { 92acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck} 93acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck 94d0a0b2a3140bfb1819a116413ce9d81886697a07John ReckRenderProperties::ComputedFields::ComputedFields() 952bcad176757386d906157bb898167fbcebe9f55eChris Craik : mTransformMatrix(NULL) { 96d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck} 97d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck 98d0a0b2a3140bfb1819a116413ce9d81886697a07John ReckRenderProperties::ComputedFields::~ComputedFields() { 99acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck delete mTransformMatrix; 100d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck} 101d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck 102d0a0b2a3140bfb1819a116413ce9d81886697a07John ReckRenderProperties::RenderProperties() 10349e6c73913e9bee58ea5e3984be151ee8e033163Chris Craik : mStaticMatrix(NULL) 104d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck , mAnimationMatrix(NULL) { 105d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck} 106d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck 107d0a0b2a3140bfb1819a116413ce9d81886697a07John ReckRenderProperties::~RenderProperties() { 108acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck delete mStaticMatrix; 109acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck delete mAnimationMatrix; 110acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck} 111acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck 112d0a0b2a3140bfb1819a116413ce9d81886697a07John ReckRenderProperties& RenderProperties::operator=(const RenderProperties& other) { 113d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck if (this != &other) { 114d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck mPrimitiveFields = other.mPrimitiveFields; 115d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck setStaticMatrix(other.getStaticMatrix()); 116d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck setAnimationMatrix(other.getAnimationMatrix()); 117d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck setCameraDistance(other.getCameraDistance()); 11825fbb3fa1138675379102a44405852555cefccbdJohn Reck mLayerProperties = other.layerProperties(); 119d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck 12049e6c73913e9bee58ea5e3984be151ee8e033163Chris Craik // Force recalculation of the matrix, since other's dirty bit may be clear 121f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck mPrimitiveFields.mMatrixOrPivotDirty = true; 12249e6c73913e9bee58ea5e3984be151ee8e033163Chris Craik updateMatrix(); 123d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } 124d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck return *this; 125acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck} 126acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck 127d0a0b2a3140bfb1819a116413ce9d81886697a07John Reckvoid RenderProperties::debugOutputProperties(const int level) const { 128d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck if (mPrimitiveFields.mLeft != 0 || mPrimitiveFields.mTop != 0) { 129d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck ALOGD("%*sTranslate (left, top) %d, %d", level * 2, "", mPrimitiveFields.mLeft, mPrimitiveFields.mTop); 130d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } 131d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck if (mStaticMatrix) { 132d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck ALOGD("%*sConcatMatrix (static) %p: " SK_MATRIX_STRING, 133d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck level * 2, "", mStaticMatrix, SK_MATRIX_ARGS(mStaticMatrix)); 134d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } 135d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck if (mAnimationMatrix) { 136d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck ALOGD("%*sConcatMatrix (animation) %p: " SK_MATRIX_STRING, 137d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck level * 2, "", mAnimationMatrix, SK_MATRIX_ARGS(mAnimationMatrix)); 138d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } 139f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck if (hasTransformMatrix()) { 140f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck if (isTransformTranslateOnly()) { 141d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck ALOGD("%*sTranslate %.2f, %.2f, %.2f", 142cc39e16cb98855f35079941b5e7e6eac2b7bc388Chris Craik level * 2, "", getTranslationX(), getTranslationY(), getZ()); 143d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } else { 14449e6c73913e9bee58ea5e3984be151ee8e033163Chris Craik ALOGD("%*sConcatMatrix %p: " SK_MATRIX_STRING, 14549e6c73913e9bee58ea5e3984be151ee8e033163Chris Craik level * 2, "", mComputedFields.mTransformMatrix, SK_MATRIX_ARGS(mComputedFields.mTransformMatrix)); 146d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } 147d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } 148d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck 14925fbb3fa1138675379102a44405852555cefccbdJohn Reck bool clipToBoundsNeeded = layerProperties().type() != kLayerTypeNone ? false : mPrimitiveFields.mClipToBounds; 150d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck if (mPrimitiveFields.mAlpha < 1) { 15125fbb3fa1138675379102a44405852555cefccbdJohn Reck if (layerProperties().type() != kLayerTypeNone) { 152d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck ALOGD("%*sSetOverrideLayerAlpha %.2f", level * 2, "", mPrimitiveFields.mAlpha); 153d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } else if (!mPrimitiveFields.mHasOverlappingRendering) { 154d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck ALOGD("%*sScaleAlpha %.2f", level * 2, "", mPrimitiveFields.mAlpha); 155d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } else { 156d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck int flags = SkCanvas::kHasAlphaLayer_SaveFlag; 157d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck if (clipToBoundsNeeded) { 158d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck flags |= SkCanvas::kClipToLayer_SaveFlag; 159d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck clipToBoundsNeeded = false; // clipping done by save layer 160d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } 16178ce1c5247de60a4247d81d168fd9fa97c7591d0John Reck ALOGD("%*sSaveLayerAlpha %d, %d, %d, %d, %d, 0x%x", level * 2, "", 16278ce1c5247de60a4247d81d168fd9fa97c7591d0John Reck 0, 0, getWidth(), getHeight(), 163d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck (int)(mPrimitiveFields.mAlpha * 255), flags); 164d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } 165d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } 166d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck if (clipToBoundsNeeded) { 16778ce1c5247de60a4247d81d168fd9fa97c7591d0John Reck ALOGD("%*sClipRect %d, %d, %d, %d", level * 2, "", 16878ce1c5247de60a4247d81d168fd9fa97c7591d0John Reck 0, 0, getWidth(), getHeight()); 169d0a0b2a3140bfb1819a116413ce9d81886697a07John Reck } 170acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck} 171acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck 172acb6f07623b7df3d4179f70ae03ade574616ffa6John Reckvoid RenderProperties::updateMatrix() { 173f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck if (mPrimitiveFields.mMatrixOrPivotDirty) { 174f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck if (!mComputedFields.mTransformMatrix) { 175f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck // only allocate a mPrimitiveFields.matrix if we have a complex transform 176f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck mComputedFields.mTransformMatrix = new SkMatrix(); 177f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck } 178f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck if (!mPrimitiveFields.mPivotExplicitlySet) { 179f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck mPrimitiveFields.mPivotX = mPrimitiveFields.mWidth / 2.0f; 180f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck mPrimitiveFields.mPivotY = mPrimitiveFields.mHeight / 2.0f; 181f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck } 182f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck SkMatrix* transform = mComputedFields.mTransformMatrix; 183f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck transform->reset(); 184e0bb87d4bdbd3b08ab6a8569c8e564ed59b8a5a7Chris Craik if (MathUtils::isZero(getRotationX()) && MathUtils::isZero(getRotationY())) { 185f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck transform->setTranslate(getTranslationX(), getTranslationY()); 186f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck transform->preRotate(getRotation(), getPivotX(), getPivotY()); 187f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck transform->preScale(getScaleX(), getScaleY(), getPivotX(), getPivotY()); 188f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck } else { 189f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck SkMatrix transform3D; 190f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck mComputedFields.mTransformCamera.save(); 191f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck transform->preScale(getScaleX(), getScaleY(), getPivotX(), getPivotY()); 192f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck mComputedFields.mTransformCamera.rotateX(mPrimitiveFields.mRotationX); 193f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck mComputedFields.mTransformCamera.rotateY(mPrimitiveFields.mRotationY); 194f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck mComputedFields.mTransformCamera.rotateZ(-mPrimitiveFields.mRotation); 195f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck mComputedFields.mTransformCamera.getMatrix(&transform3D); 196f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck transform3D.preTranslate(-getPivotX(), -getPivotY()); 197f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck transform3D.postTranslate(getPivotX() + getTranslationX(), 198f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck getPivotY() + getTranslationY()); 199f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck transform->postConcat(transform3D); 200f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck mComputedFields.mTransformCamera.restore(); 201acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck } 202f7483e3af0513a1baa8341d403df2e0c0896a9ffJohn Reck mPrimitiveFields.mMatrixOrPivotDirty = false; 203acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck } 204acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck} 205acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck 206acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck} /* namespace uirenderer */ 207acb6f07623b7df3d4179f70ae03ade574616ffa6John Reck} /* namespace android */ 208