gecko-dev/dom/canvas/WebGLMemoryTracker.cpp

262 строки
7.6 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "WebGLMemoryTracker.h"
#include "WebGLBuffer.h"
#include "WebGLContext.h"
#include "WebGLVertexAttribData.h"
#include "WebGLProgram.h"
#include "WebGLRenderbuffer.h"
#include "WebGLShader.h"
#include "WebGLTexture.h"
#include "WebGLUniformLocation.h"
namespace mozilla {
NS_IMETHODIMP
WebGLMemoryTracker::CollectReports(nsIHandleReportCallback* aHandleReport,
nsISupports* aData, bool)
{
MOZ_COLLECT_REPORT(
"webgl-texture-memory", KIND_OTHER, UNITS_BYTES, GetTextureMemoryUsed(),
"Memory used by WebGL textures. The OpenGL implementation is free to "
"store these textures in either video memory or main memory. This "
"measurement is only a lower bound, actual memory usage may be higher "
"for example if the storage is strided.");
MOZ_COLLECT_REPORT(
"webgl-texture-count", KIND_OTHER, UNITS_COUNT, GetTextureCount(),
"Number of WebGL textures.");
MOZ_COLLECT_REPORT(
"webgl-buffer-memory", KIND_OTHER, UNITS_BYTES, GetBufferMemoryUsed(),
"Memory used by WebGL buffers. The OpenGL implementation is free to "
"store these buffers in either video memory or main memory. This "
"measurement is only a lower bound, actual memory usage may be higher "
"for example if the storage is strided.");
MOZ_COLLECT_REPORT(
"explicit/webgl/buffer-cache-memory", KIND_HEAP, UNITS_BYTES,
GetBufferCacheMemoryUsed(),
"Memory used by WebGL buffer caches. The WebGL implementation caches "
"the contents of element array buffers only. This adds up with the "
"'webgl-buffer-memory' value, but contrary to it, this one represents "
"bytes on the heap, not managed by OpenGL.");
MOZ_COLLECT_REPORT(
"webgl-buffer-count", KIND_OTHER, UNITS_COUNT, GetBufferCount(),
"Number of WebGL buffers.");
MOZ_COLLECT_REPORT(
"webgl-renderbuffer-memory", KIND_OTHER, UNITS_BYTES,
GetRenderbufferMemoryUsed(),
"Memory used by WebGL renderbuffers. The OpenGL implementation is free "
"to store these renderbuffers in either video memory or main memory. "
"This measurement is only a lower bound, actual memory usage may be "
"higher, for example if the storage is strided.");
MOZ_COLLECT_REPORT(
"webgl-renderbuffer-count", KIND_OTHER, UNITS_COUNT,
GetRenderbufferCount(),
"Number of WebGL renderbuffers.");
MOZ_COLLECT_REPORT(
"explicit/webgl/shader", KIND_HEAP, UNITS_BYTES, GetShaderSize(),
"Combined size of WebGL shader ASCII sources and translation logs "
"cached on the heap.");
MOZ_COLLECT_REPORT(
"webgl-shader-count", KIND_OTHER, UNITS_COUNT, GetShaderCount(),
"Number of WebGL shaders.");
MOZ_COLLECT_REPORT(
"webgl-context-count", KIND_OTHER, UNITS_COUNT, GetContextCount(),
"Number of WebGL contexts.");
return NS_OK;
}
NS_IMPL_ISUPPORTS(WebGLMemoryTracker, nsIMemoryReporter)
StaticRefPtr<WebGLMemoryTracker> WebGLMemoryTracker::sUniqueInstance;
WebGLMemoryTracker*
WebGLMemoryTracker::UniqueInstance()
{
if (!sUniqueInstance) {
sUniqueInstance = new WebGLMemoryTracker;
sUniqueInstance->InitMemoryReporter();
}
return sUniqueInstance;
}
WebGLMemoryTracker::WebGLMemoryTracker()
{
}
void
WebGLMemoryTracker::InitMemoryReporter()
{
RegisterWeakMemoryReporter(this);
}
WebGLMemoryTracker::~WebGLMemoryTracker()
{
UnregisterWeakMemoryReporter(this);
}
MOZ_DEFINE_MALLOC_SIZE_OF(WebGLBufferMallocSizeOf)
int64_t
WebGLMemoryTracker::GetBufferCacheMemoryUsed()
{
const ContextsArrayType& contexts = Contexts();
int64_t result = 0;
for(size_t i = 0; i < contexts.Length(); ++i) {
for (const WebGLBuffer* buffer = contexts[i]->mBuffers.getFirst();
buffer;
buffer = buffer->getNext())
{
if (buffer->Content() == WebGLBuffer::Kind::ElementArray) {
result += buffer->SizeOfIncludingThis(WebGLBufferMallocSizeOf);
}
}
}
return result;
}
MOZ_DEFINE_MALLOC_SIZE_OF(WebGLShaderMallocSizeOf)
int64_t
WebGLMemoryTracker::GetShaderSize()
{
const ContextsArrayType& contexts = Contexts();
int64_t result = 0;
for(size_t i = 0; i < contexts.Length(); ++i) {
for (const WebGLShader* shader = contexts[i]->mShaders.getFirst();
shader;
shader = shader->getNext())
{
result += shader->SizeOfIncludingThis(WebGLShaderMallocSizeOf);
}
}
return result;
}
/*static*/ int64_t
WebGLMemoryTracker::GetTextureMemoryUsed()
{
const ContextsArrayType & contexts = Contexts();
int64_t result = 0;
for(size_t i = 0; i < contexts.Length(); ++i) {
for (const WebGLTexture* texture = contexts[i]->mTextures.getFirst();
texture;
texture = texture->getNext())
{
result += texture->MemoryUsage();
}
}
return result;
}
/*static*/ int64_t
WebGLMemoryTracker::GetTextureCount()
{
const ContextsArrayType & contexts = Contexts();
int64_t result = 0;
for(size_t i = 0; i < contexts.Length(); ++i) {
for (const WebGLTexture* texture = contexts[i]->mTextures.getFirst();
texture;
texture = texture->getNext())
{
result++;
}
}
return result;
}
/*static*/ int64_t
WebGLMemoryTracker::GetBufferMemoryUsed()
{
const ContextsArrayType & contexts = Contexts();
int64_t result = 0;
for(size_t i = 0; i < contexts.Length(); ++i) {
for (const WebGLBuffer* buffer = contexts[i]->mBuffers.getFirst();
buffer;
buffer = buffer->getNext())
{
result += buffer->ByteLength();
}
}
return result;
}
/*static*/ int64_t
WebGLMemoryTracker::GetBufferCount()
{
const ContextsArrayType & contexts = Contexts();
int64_t result = 0;
for(size_t i = 0; i < contexts.Length(); ++i) {
for (const WebGLBuffer* buffer = contexts[i]->mBuffers.getFirst();
buffer;
buffer = buffer->getNext())
{
result++;
}
}
return result;
}
/*static*/ int64_t
WebGLMemoryTracker::GetRenderbufferMemoryUsed()
{
const ContextsArrayType & contexts = Contexts();
int64_t result = 0;
for(size_t i = 0; i < contexts.Length(); ++i) {
for (const WebGLRenderbuffer* rb = contexts[i]->mRenderbuffers.getFirst();
rb;
rb = rb->getNext())
{
result += rb->MemoryUsage();
}
}
return result;
}
/*static*/ int64_t
WebGLMemoryTracker::GetRenderbufferCount()
{
const ContextsArrayType & contexts = Contexts();
int64_t result = 0;
for(size_t i = 0; i < contexts.Length(); ++i) {
for (const WebGLRenderbuffer* rb = contexts[i]->mRenderbuffers.getFirst();
rb;
rb = rb->getNext())
{
result++;
}
}
return result;
}
/*static*/ int64_t
WebGLMemoryTracker::GetShaderCount()
{
const ContextsArrayType & contexts = Contexts();
int64_t result = 0;
for(size_t i = 0; i < contexts.Length(); ++i) {
for (const WebGLShader* shader = contexts[i]->mShaders.getFirst();
shader;
shader = shader->getNext())
{
result++;
}
}
return result;
}
} // namespace mozilla