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/*
* Copyright (C) 2010 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 "Caches.h"
#include "GammaFontRenderer.h"
#include "LayerRenderer.h"
#include "Properties.h"
#include "renderstate/RenderState.h"
#include "ShadowTessellator.h"
#include "utils/GLUtils.h"
#include <cutils/properties.h>
#include <utils/Log.h>
#include <utils/String8.h>
namespace android {
namespace uirenderer {
Caches* Caches::sInstance = nullptr;
///////////////////////////////////////////////////////////////////////////////
// Macros
///////////////////////////////////////////////////////////////////////////////
#if DEBUG_CACHE_FLUSH
#define FLUSH_LOGD(...) ALOGD(__VA_ARGS__)
#else
#define FLUSH_LOGD(...)
#endif
///////////////////////////////////////////////////////////////////////////////
// Constructors/destructor
///////////////////////////////////////////////////////////////////////////////
Caches::Caches(RenderState& renderState)
: gradientCache(mExtensions)
, patchCache(renderState)
, programCache(mExtensions)
, dither(*this)
, mRenderState(&renderState)
, mInitialized(false) {
INIT_LOGD("Creating OpenGL renderer caches");
init();
initConstraints();
initStaticProperties();
initExtensions();
}
bool Caches::init() {
if (mInitialized) return false;
ATRACE_NAME("Caches::init");
mRegionMesh = nullptr;
mProgram = nullptr;
patchCache.init();
mInitialized = true;
mPixelBufferState = new PixelBufferState();
mTextureState = new TextureState();
return true;
}
void Caches::initExtensions() {
if (mExtensions.hasDebugMarker()) {
eventMark = glInsertEventMarkerEXT;
startMark = glPushGroupMarkerEXT;
endMark = glPopGroupMarkerEXT;
} else {
eventMark = eventMarkNull;
startMark = startMarkNull;
endMark = endMarkNull;
}
}
void Caches::initConstraints() {
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);
}
void Caches::initStaticProperties() {
// OpenGL ES 3.0+ specific features
gpuPixelBuffersEnabled = mExtensions.hasPixelBufferObjects()
&& property_get_bool(PROPERTY_ENABLE_GPU_PIXEL_BUFFERS, true);
}
void Caches::terminate() {
if (!mInitialized) return;
mRegionMesh.reset(nullptr);
fboCache.clear();
programCache.clear();
mProgram = nullptr;
patchCache.clear();
clearGarbage();
delete mPixelBufferState;
mPixelBufferState = nullptr;
delete mTextureState;
mTextureState = nullptr;
mInitialized = false;
}
void Caches::setProgram(const ProgramDescription& description) {
setProgram(programCache.get(description));
}
void Caches::setProgram(Program* program) {
if (!program || !program->isInUse()) {
if (mProgram) {
mProgram->remove();
}
if (program) {
program->use();
}
mProgram = program;
}
}
///////////////////////////////////////////////////////////////////////////////
// Debug
///////////////////////////////////////////////////////////////////////////////
uint32_t Caches::getOverdrawColor(uint32_t amount) const {
static uint32_t sOverdrawColors[2][4] = {
{ 0x2f0000ff, 0x2f00ff00, 0x3fff0000, 0x7fff0000 },
{ 0x2f0000ff, 0x4fffff00, 0x5fff8ad8, 0x7fff0000 }
};
if (amount < 1) amount = 1;
if (amount > 4) amount = 4;
int overdrawColorIndex = static_cast<int>(Properties::overdrawColorSet);
return sOverdrawColors[overdrawColorIndex][amount - 1];
}
void Caches::dumpMemoryUsage() {
String8 stringLog;
dumpMemoryUsage(stringLog);
ALOGD("%s", stringLog.string());
}
void Caches::dumpMemoryUsage(String8 &log) {
uint32_t total = 0;
log.appendFormat("Current memory usage / total memory usage (bytes):\n");
log.appendFormat(" TextureCache %8d / %8d\n",
textureCache.getSize(), textureCache.getMaxSize());
log.appendFormat(" LayerCache %8d / %8d (numLayers = %zu)\n",
layerCache.getSize(), layerCache.getMaxSize(), layerCache.getCount());
if (mRenderState) {
int memused = 0;
for (std::set<Layer*>::iterator it = mRenderState->mActiveLayers.begin();
it != mRenderState->mActiveLayers.end(); it++) {
const Layer* layer = *it;
log.appendFormat(" Layer size %dx%d; isTextureLayer()=%d; texid=%u fbo=%u; refs=%d\n",
layer->getWidth(), layer->getHeight(),
layer->isTextureLayer(), layer->getTextureId(),
layer->getFbo(), layer->getStrongCount());
memused += layer->getWidth() * layer->getHeight() * 4;
}
log.appendFormat(" Layers total %8d (numLayers = %zu)\n",
memused, mRenderState->mActiveLayers.size());
total += memused;
}
log.appendFormat(" RenderBufferCache %8d / %8d\n",
renderBufferCache.getSize(), renderBufferCache.getMaxSize());
log.appendFormat(" GradientCache %8d / %8d\n",
gradientCache.getSize(), gradientCache.getMaxSize());
log.appendFormat(" PathCache %8d / %8d\n",
pathCache.getSize(), pathCache.getMaxSize());
log.appendFormat(" TessellationCache %8d / %8d\n",
tessellationCache.getSize(), tessellationCache.getMaxSize());
log.appendFormat(" TextDropShadowCache %8d / %8d\n", dropShadowCache.getSize(),
dropShadowCache.getMaxSize());
log.appendFormat(" PatchCache %8d / %8d\n",
patchCache.getSize(), patchCache.getMaxSize());
const uint32_t sizeA8 = fontRenderer.getFontRendererSize(GL_ALPHA);
const uint32_t sizeRGBA = fontRenderer.getFontRendererSize(GL_RGBA);
log.appendFormat(" FontRenderer A8 %8d / %8d\n", sizeA8, sizeA8);
log.appendFormat(" FontRenderer RGBA %8d / %8d\n", sizeRGBA, sizeRGBA);
log.appendFormat(" FontRenderer total %8d / %8d\n", sizeA8 + sizeRGBA,
sizeA8 + sizeRGBA);
log.appendFormat("Other:\n");
log.appendFormat(" FboCache %8d / %8d\n",
fboCache.getSize(), fboCache.getMaxSize());
total += textureCache.getSize();
total += renderBufferCache.getSize();
total += gradientCache.getSize();
total += pathCache.getSize();
total += tessellationCache.getSize();
total += dropShadowCache.getSize();
total += patchCache.getSize();
total += fontRenderer.getFontRendererSize(GL_ALPHA);
total += fontRenderer.getFontRendererSize(GL_RGBA);
log.appendFormat("Total memory usage:\n");
log.appendFormat(" %d bytes, %.2f MB\n", total, total / 1024.0f / 1024.0f);
}
///////////////////////////////////////////////////////////////////////////////
// Memory management
///////////////////////////////////////////////////////////////////////////////
void Caches::clearGarbage() {
textureCache.clearGarbage();
pathCache.clearGarbage();
patchCache.clearGarbage();
}
void Caches::flush(FlushMode mode) {
FLUSH_LOGD("Flushing caches (mode %d)", mode);
switch (mode) {
case FlushMode::Full:
textureCache.clear();
patchCache.clear();
dropShadowCache.clear();
gradientCache.clear();
fontRenderer.clear();
fboCache.clear();
dither.clear();
// fall through
case FlushMode::Moderate:
fontRenderer.flush();
textureCache.flush();
pathCache.clear();
tessellationCache.clear();
// fall through
case FlushMode::Layers:
layerCache.clear();
renderBufferCache.clear();
break;
}
clearGarbage();
glFinish();
// Errors during cleanup should be considered non-fatal, dump them and
// and move on. TODO: All errors or just errors like bad surface?
GLUtils::dumpGLErrors();
}
///////////////////////////////////////////////////////////////////////////////
// Regions
///////////////////////////////////////////////////////////////////////////////
TextureVertex* Caches::getRegionMesh() {
// Create the mesh, 2 triangles and 4 vertices per rectangle in the region
if (!mRegionMesh) {
mRegionMesh.reset(new TextureVertex[kMaxNumberOfQuads * 4]);
}
return mRegionMesh.get();
}
///////////////////////////////////////////////////////////////////////////////
// Temporary Properties
///////////////////////////////////////////////////////////////////////////////
}; // namespace uirenderer
}; // namespace android