From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- dom/canvas/WebGLMemoryTracker.cpp | 261 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 261 insertions(+) create mode 100644 dom/canvas/WebGLMemoryTracker.cpp (limited to 'dom/canvas/WebGLMemoryTracker.cpp') diff --git a/dom/canvas/WebGLMemoryTracker.cpp b/dom/canvas/WebGLMemoryTracker.cpp new file mode 100644 index 000000000..8d3999f79 --- /dev/null +++ b/dom/canvas/WebGLMemoryTracker.cpp @@ -0,0 +1,261 @@ +/* -*- 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::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 -- cgit v1.2.3