92e7158f81
am: b2e36d7939 * commit 'b2e36d7939610de538a6ec95a821b61b365b3073': Use LUT for computing final shadow alpha Change-Id: Ia17e3b93e9ade0633aee5a1e9edd60b92dd1e062
407 lines
14 KiB
C++
407 lines
14 KiB
C++
/*
|
|
* Copyright (C) 2014 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 <GpuMemoryTracker.h>
|
|
#include "renderstate/RenderState.h"
|
|
|
|
#include "renderthread/CanvasContext.h"
|
|
#include "renderthread/EglManager.h"
|
|
#include "utils/GLUtils.h"
|
|
#include <algorithm>
|
|
|
|
namespace android {
|
|
namespace uirenderer {
|
|
|
|
RenderState::RenderState(renderthread::RenderThread& thread)
|
|
: mRenderThread(thread)
|
|
, mViewportWidth(0)
|
|
, mViewportHeight(0)
|
|
, mFramebuffer(0) {
|
|
mThreadId = pthread_self();
|
|
}
|
|
|
|
RenderState::~RenderState() {
|
|
LOG_ALWAYS_FATAL_IF(mBlend || mMeshState || mScissor || mStencil,
|
|
"State object lifecycle not managed correctly");
|
|
}
|
|
|
|
void RenderState::onGLContextCreated() {
|
|
LOG_ALWAYS_FATAL_IF(mBlend || mMeshState || mScissor || mStencil,
|
|
"State object lifecycle not managed correctly");
|
|
GpuMemoryTracker::onGLContextCreated();
|
|
|
|
mBlend = new Blend();
|
|
mMeshState = new MeshState();
|
|
mScissor = new Scissor();
|
|
mStencil = new Stencil();
|
|
|
|
// This is delayed because the first access of Caches makes GL calls
|
|
if (!mCaches) {
|
|
mCaches = &Caches::createInstance(*this);
|
|
}
|
|
mCaches->init();
|
|
mCaches->textureCache.setAssetAtlas(&mAssetAtlas);
|
|
}
|
|
|
|
static void layerLostGlContext(Layer* layer) {
|
|
layer->onGlContextLost();
|
|
}
|
|
|
|
void RenderState::onGLContextDestroyed() {
|
|
/*
|
|
size_t size = mActiveLayers.size();
|
|
if (CC_UNLIKELY(size != 0)) {
|
|
ALOGE("Crashing, have %d contexts and %d layers at context destruction. isempty %d",
|
|
mRegisteredContexts.size(), size, mActiveLayers.empty());
|
|
mCaches->dumpMemoryUsage();
|
|
for (std::set<renderthread::CanvasContext*>::iterator cit = mRegisteredContexts.begin();
|
|
cit != mRegisteredContexts.end(); cit++) {
|
|
renderthread::CanvasContext* context = *cit;
|
|
ALOGE("Context: %p (root = %p)", context, context->mRootRenderNode.get());
|
|
ALOGE(" Prefeteched layers: %zu", context->mPrefetechedLayers.size());
|
|
for (std::set<RenderNode*>::iterator pit = context->mPrefetechedLayers.begin();
|
|
pit != context->mPrefetechedLayers.end(); pit++) {
|
|
(*pit)->debugDumpLayers(" ");
|
|
}
|
|
context->mRootRenderNode->debugDumpLayers(" ");
|
|
}
|
|
|
|
|
|
if (mActiveLayers.begin() == mActiveLayers.end()) {
|
|
ALOGE("set has become empty. wat.");
|
|
}
|
|
for (std::set<const Layer*>::iterator lit = mActiveLayers.begin();
|
|
lit != mActiveLayers.end(); lit++) {
|
|
const Layer* layer = *(lit);
|
|
ALOGE("Layer %p, state %d, texlayer %d, fbo %d, buildlayered %d",
|
|
layer, layer->state, layer->isTextureLayer(), layer->getFbo(), layer->wasBuildLayered);
|
|
}
|
|
LOG_ALWAYS_FATAL("%d layers have survived gl context destruction", size);
|
|
}
|
|
*/
|
|
|
|
mLayerPool.clear();
|
|
|
|
// TODO: reset all cached state in state objects
|
|
std::for_each(mActiveLayers.begin(), mActiveLayers.end(), layerLostGlContext);
|
|
mAssetAtlas.terminate();
|
|
|
|
mCaches->terminate();
|
|
|
|
delete mBlend;
|
|
mBlend = nullptr;
|
|
delete mMeshState;
|
|
mMeshState = nullptr;
|
|
delete mScissor;
|
|
mScissor = nullptr;
|
|
delete mStencil;
|
|
mStencil = nullptr;
|
|
|
|
GpuMemoryTracker::onGLContextDestroyed();
|
|
}
|
|
|
|
void RenderState::flush(Caches::FlushMode mode) {
|
|
switch (mode) {
|
|
case Caches::FlushMode::Full:
|
|
// fall through
|
|
case Caches::FlushMode::Moderate:
|
|
// fall through
|
|
case Caches::FlushMode::Layers:
|
|
mLayerPool.clear();
|
|
break;
|
|
}
|
|
mCaches->flush(mode);
|
|
}
|
|
|
|
void RenderState::setViewport(GLsizei width, GLsizei height) {
|
|
mViewportWidth = width;
|
|
mViewportHeight = height;
|
|
glViewport(0, 0, mViewportWidth, mViewportHeight);
|
|
}
|
|
|
|
|
|
void RenderState::getViewport(GLsizei* outWidth, GLsizei* outHeight) {
|
|
*outWidth = mViewportWidth;
|
|
*outHeight = mViewportHeight;
|
|
}
|
|
|
|
void RenderState::bindFramebuffer(GLuint fbo) {
|
|
if (mFramebuffer != fbo) {
|
|
mFramebuffer = fbo;
|
|
glBindFramebuffer(GL_FRAMEBUFFER, mFramebuffer);
|
|
}
|
|
}
|
|
|
|
GLuint RenderState::createFramebuffer() {
|
|
GLuint ret;
|
|
glGenFramebuffers(1, &ret);
|
|
return ret;
|
|
}
|
|
|
|
void RenderState::deleteFramebuffer(GLuint fbo) {
|
|
if (mFramebuffer == fbo) {
|
|
// GL defines that deleting the currently bound FBO rebinds FBO 0.
|
|
// Reflect this in our cached value.
|
|
mFramebuffer = 0;
|
|
}
|
|
glDeleteFramebuffers(1, &fbo);
|
|
}
|
|
|
|
void RenderState::invokeFunctor(Functor* functor, DrawGlInfo::Mode mode, DrawGlInfo* info) {
|
|
if (mode == DrawGlInfo::kModeProcessNoContext) {
|
|
// If there's no context we don't need to interrupt as there's
|
|
// no gl state to save/restore
|
|
(*functor)(mode, info);
|
|
} else {
|
|
interruptForFunctorInvoke();
|
|
(*functor)(mode, info);
|
|
resumeFromFunctorInvoke();
|
|
}
|
|
}
|
|
|
|
void RenderState::interruptForFunctorInvoke() {
|
|
mCaches->setProgram(nullptr);
|
|
mCaches->textureState().resetActiveTexture();
|
|
meshState().unbindMeshBuffer();
|
|
meshState().unbindIndicesBuffer();
|
|
meshState().resetVertexPointers();
|
|
meshState().disableTexCoordsVertexArray();
|
|
debugOverdraw(false, false);
|
|
}
|
|
|
|
void RenderState::resumeFromFunctorInvoke() {
|
|
glViewport(0, 0, mViewportWidth, mViewportHeight);
|
|
glBindFramebuffer(GL_FRAMEBUFFER, mFramebuffer);
|
|
debugOverdraw(false, false);
|
|
|
|
glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
|
|
|
|
scissor().invalidate();
|
|
blend().invalidate();
|
|
|
|
mCaches->textureState().activateTexture(0);
|
|
mCaches->textureState().resetBoundTextures();
|
|
}
|
|
|
|
void RenderState::debugOverdraw(bool enable, bool clear) {
|
|
if (Properties::debugOverdraw && mFramebuffer == 0) {
|
|
if (clear) {
|
|
scissor().setEnabled(false);
|
|
stencil().clear();
|
|
}
|
|
if (enable) {
|
|
stencil().enableDebugWrite();
|
|
} else {
|
|
stencil().disable();
|
|
}
|
|
}
|
|
}
|
|
|
|
class DecStrongTask : public renderthread::RenderTask {
|
|
public:
|
|
explicit DecStrongTask(VirtualLightRefBase* object) : mObject(object) {}
|
|
|
|
virtual void run() override {
|
|
mObject->decStrong(nullptr);
|
|
mObject = nullptr;
|
|
delete this;
|
|
}
|
|
|
|
private:
|
|
VirtualLightRefBase* mObject;
|
|
};
|
|
|
|
void RenderState::postDecStrong(VirtualLightRefBase* object) {
|
|
if (pthread_equal(mThreadId, pthread_self())) {
|
|
object->decStrong(nullptr);
|
|
} else {
|
|
mRenderThread.queue(new DecStrongTask(object));
|
|
}
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
// Render
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
void RenderState::render(const Glop& glop, const Matrix4& orthoMatrix) {
|
|
const Glop::Mesh& mesh = glop.mesh;
|
|
const Glop::Mesh::Vertices& vertices = mesh.vertices;
|
|
const Glop::Mesh::Indices& indices = mesh.indices;
|
|
const Glop::Fill& fill = glop.fill;
|
|
|
|
GL_CHECKPOINT(MODERATE);
|
|
|
|
// ---------------------------------------------
|
|
// ---------- Program + uniform setup ----------
|
|
// ---------------------------------------------
|
|
mCaches->setProgram(fill.program);
|
|
|
|
if (fill.colorEnabled) {
|
|
fill.program->setColor(fill.color);
|
|
}
|
|
|
|
fill.program->set(orthoMatrix,
|
|
glop.transform.modelView,
|
|
glop.transform.meshTransform(),
|
|
glop.transform.transformFlags & TransformFlags::OffsetByFudgeFactor);
|
|
|
|
// Color filter uniforms
|
|
if (fill.filterMode == ProgramDescription::ColorFilterMode::Blend) {
|
|
const FloatColor& color = fill.filter.color;
|
|
glUniform4f(mCaches->program().getUniform("colorBlend"),
|
|
color.r, color.g, color.b, color.a);
|
|
} else if (fill.filterMode == ProgramDescription::ColorFilterMode::Matrix) {
|
|
glUniformMatrix4fv(mCaches->program().getUniform("colorMatrix"), 1, GL_FALSE,
|
|
fill.filter.matrix.matrix);
|
|
glUniform4fv(mCaches->program().getUniform("colorMatrixVector"), 1,
|
|
fill.filter.matrix.vector);
|
|
}
|
|
|
|
// Round rect clipping uniforms
|
|
if (glop.roundRectClipState) {
|
|
// TODO: avoid query, and cache values (or RRCS ptr) in program
|
|
const RoundRectClipState* state = glop.roundRectClipState;
|
|
const Rect& innerRect = state->innerRect;
|
|
glUniform4f(fill.program->getUniform("roundRectInnerRectLTRB"),
|
|
innerRect.left, innerRect.top,
|
|
innerRect.right, innerRect.bottom);
|
|
glUniformMatrix4fv(fill.program->getUniform("roundRectInvTransform"),
|
|
1, GL_FALSE, &state->matrix.data[0]);
|
|
|
|
// add half pixel to round out integer rect space to cover pixel centers
|
|
float roundedOutRadius = state->radius + 0.5f;
|
|
glUniform1f(fill.program->getUniform("roundRectRadius"),
|
|
roundedOutRadius);
|
|
}
|
|
|
|
GL_CHECKPOINT(MODERATE);
|
|
|
|
// --------------------------------
|
|
// ---------- Mesh setup ----------
|
|
// --------------------------------
|
|
// vertices
|
|
meshState().bindMeshBuffer(vertices.bufferObject);
|
|
meshState().bindPositionVertexPointer(vertices.position, vertices.stride);
|
|
|
|
// indices
|
|
meshState().bindIndicesBuffer(indices.bufferObject);
|
|
|
|
// texture
|
|
if (fill.texture.texture != nullptr) {
|
|
const Glop::Fill::TextureData& texture = fill.texture;
|
|
// texture always takes slot 0, shader samplers increment from there
|
|
mCaches->textureState().activateTexture(0);
|
|
|
|
mCaches->textureState().bindTexture(texture.target, texture.texture->id());
|
|
if (texture.clamp != GL_INVALID_ENUM) {
|
|
texture.texture->setWrap(texture.clamp, false, false, texture.target);
|
|
}
|
|
if (texture.filter != GL_INVALID_ENUM) {
|
|
texture.texture->setFilter(texture.filter, false, false, texture.target);
|
|
}
|
|
|
|
if (texture.textureTransform) {
|
|
glUniformMatrix4fv(fill.program->getUniform("mainTextureTransform"), 1,
|
|
GL_FALSE, &texture.textureTransform->data[0]);
|
|
}
|
|
}
|
|
|
|
// vertex attributes (tex coord, color, alpha)
|
|
if (vertices.attribFlags & VertexAttribFlags::TextureCoord) {
|
|
meshState().enableTexCoordsVertexArray();
|
|
meshState().bindTexCoordsVertexPointer(vertices.texCoord, vertices.stride);
|
|
} else {
|
|
meshState().disableTexCoordsVertexArray();
|
|
}
|
|
int colorLocation = -1;
|
|
if (vertices.attribFlags & VertexAttribFlags::Color) {
|
|
colorLocation = fill.program->getAttrib("colors");
|
|
glEnableVertexAttribArray(colorLocation);
|
|
glVertexAttribPointer(colorLocation, 4, GL_FLOAT, GL_FALSE, vertices.stride, vertices.color);
|
|
}
|
|
int alphaLocation = -1;
|
|
if (vertices.attribFlags & VertexAttribFlags::Alpha) {
|
|
// NOTE: alpha vertex position is computed assuming no VBO
|
|
const void* alphaCoords = ((const GLbyte*) vertices.position) + kVertexAlphaOffset;
|
|
alphaLocation = fill.program->getAttrib("vtxAlpha");
|
|
glEnableVertexAttribArray(alphaLocation);
|
|
glVertexAttribPointer(alphaLocation, 1, GL_FLOAT, GL_FALSE, vertices.stride, alphaCoords);
|
|
}
|
|
// Shader uniforms
|
|
SkiaShader::apply(*mCaches, fill.skiaShaderData);
|
|
|
|
GL_CHECKPOINT(MODERATE);
|
|
Texture* texture = (fill.skiaShaderData.skiaShaderType & kBitmap_SkiaShaderType) ?
|
|
fill.skiaShaderData.bitmapData.bitmapTexture : nullptr;
|
|
const AutoTexture autoCleanup(texture);
|
|
|
|
// ------------------------------------
|
|
// ---------- GL state setup ----------
|
|
// ------------------------------------
|
|
blend().setFactors(glop.blend.src, glop.blend.dst);
|
|
|
|
GL_CHECKPOINT(MODERATE);
|
|
|
|
// ------------------------------------
|
|
// ---------- Actual drawing ----------
|
|
// ------------------------------------
|
|
if (indices.bufferObject == meshState().getQuadListIBO()) {
|
|
// Since the indexed quad list is of limited length, we loop over
|
|
// the glDrawXXX method while updating the vertex pointer
|
|
GLsizei elementsCount = mesh.elementCount;
|
|
const GLbyte* vertexData = static_cast<const GLbyte*>(vertices.position);
|
|
while (elementsCount > 0) {
|
|
GLsizei drawCount = std::min(elementsCount, (GLsizei) kMaxNumberOfQuads * 6);
|
|
meshState().bindPositionVertexPointer(vertexData, vertices.stride);
|
|
if (vertices.attribFlags & VertexAttribFlags::TextureCoord) {
|
|
meshState().bindTexCoordsVertexPointer(
|
|
vertexData + kMeshTextureOffset, vertices.stride);
|
|
}
|
|
|
|
glDrawElements(mesh.primitiveMode, drawCount, GL_UNSIGNED_SHORT, nullptr);
|
|
elementsCount -= drawCount;
|
|
vertexData += (drawCount / 6) * 4 * vertices.stride;
|
|
}
|
|
} else if (indices.bufferObject || indices.indices) {
|
|
glDrawElements(mesh.primitiveMode, mesh.elementCount, GL_UNSIGNED_SHORT, indices.indices);
|
|
} else {
|
|
glDrawArrays(mesh.primitiveMode, 0, mesh.elementCount);
|
|
}
|
|
|
|
GL_CHECKPOINT(MODERATE);
|
|
|
|
// -----------------------------------
|
|
// ---------- Mesh teardown ----------
|
|
// -----------------------------------
|
|
if (vertices.attribFlags & VertexAttribFlags::Alpha) {
|
|
glDisableVertexAttribArray(alphaLocation);
|
|
}
|
|
if (vertices.attribFlags & VertexAttribFlags::Color) {
|
|
glDisableVertexAttribArray(colorLocation);
|
|
}
|
|
|
|
GL_CHECKPOINT(MODERATE);
|
|
}
|
|
|
|
void RenderState::dump() {
|
|
blend().dump();
|
|
meshState().dump();
|
|
scissor().dump();
|
|
stencil().dump();
|
|
}
|
|
|
|
} /* namespace uirenderer */
|
|
} /* namespace android */
|