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