content/canvas/src/WebGLContextReporter.cpp

Thu, 15 Jan 2015 21:03:48 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 15 Jan 2015 21:03:48 +0100
branch
TOR_BUG_9701
changeset 11
deefc01c0e14
permissions
-rw-r--r--

Integrate friendly tips from Tor colleagues to make (or not) 4.5 alpha 3;
This includes removal of overloaded (but unused) methods, and addition of
a overlooked call to DataStruct::SetData(nsISupports, uint32_t, bool.)

michael@0 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0 2 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 3 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 5
michael@0 6 #include "WebGLContext.h"
michael@0 7 #include "WebGLMemoryTracker.h"
michael@0 8
michael@0 9 using namespace mozilla;
michael@0 10
michael@0 11 NS_IMPL_ISUPPORTS(WebGLMemoryPressureObserver, nsIObserver)
michael@0 12
michael@0 13 NS_IMETHODIMP
michael@0 14 WebGLMemoryTracker::CollectReports(nsIHandleReportCallback* aHandleReport,
michael@0 15 nsISupports* aData)
michael@0 16 {
michael@0 17 #define REPORT(_path, _kind, _units, _amount, _desc) \
michael@0 18 do { \
michael@0 19 nsresult rv; \
michael@0 20 rv = aHandleReport->Callback(EmptyCString(), NS_LITERAL_CSTRING(_path), \
michael@0 21 _kind, _units, _amount, \
michael@0 22 NS_LITERAL_CSTRING(_desc), aData); \
michael@0 23 NS_ENSURE_SUCCESS(rv, rv); \
michael@0 24 } while (0)
michael@0 25
michael@0 26 REPORT("webgl-texture-memory",
michael@0 27 KIND_OTHER, UNITS_BYTES, GetTextureMemoryUsed(),
michael@0 28 "Memory used by WebGL textures.The OpenGL"
michael@0 29 " implementation is free to store these textures in either video"
michael@0 30 " memory or main memory. This measurement is only a lower bound,"
michael@0 31 " actual memory usage may be higher for example if the storage"
michael@0 32 " is strided.");
michael@0 33
michael@0 34 REPORT("webgl-texture-count",
michael@0 35 KIND_OTHER, UNITS_COUNT, GetTextureCount(),
michael@0 36 "Number of WebGL textures.");
michael@0 37
michael@0 38 REPORT("webgl-buffer-memory",
michael@0 39 KIND_OTHER, UNITS_BYTES, GetBufferMemoryUsed(),
michael@0 40 "Memory used by WebGL buffers. The OpenGL"
michael@0 41 " implementation is free to store these buffers in either video"
michael@0 42 " memory or main memory. This measurement is only a lower bound,"
michael@0 43 " actual memory usage may be higher for example if the storage"
michael@0 44 " is strided.");
michael@0 45
michael@0 46 REPORT("explicit/webgl/buffer-cache-memory",
michael@0 47 KIND_HEAP, UNITS_BYTES, GetBufferCacheMemoryUsed(),
michael@0 48 "Memory used by WebGL buffer caches. The WebGL"
michael@0 49 " implementation caches the contents of element array buffers"
michael@0 50 " only.This adds up with the webgl-buffer-memory value, but"
michael@0 51 " contrary to it, this one represents bytes on the heap,"
michael@0 52 " not managed by OpenGL.");
michael@0 53
michael@0 54 REPORT("webgl-buffer-count",
michael@0 55 KIND_OTHER, UNITS_COUNT, GetBufferCount(),
michael@0 56 "Number of WebGL buffers.");
michael@0 57
michael@0 58 REPORT("webgl-renderbuffer-memory",
michael@0 59 KIND_OTHER, UNITS_BYTES, GetRenderbufferMemoryUsed(),
michael@0 60 "Memory used by WebGL renderbuffers. The OpenGL"
michael@0 61 " implementation is free to store these renderbuffers in either"
michael@0 62 " video memory or main memory. This measurement is only a lower"
michael@0 63 " bound, actual memory usage may be higher for example if the"
michael@0 64 " storage is strided.");
michael@0 65
michael@0 66 REPORT("webgl-renderbuffer-count",
michael@0 67 KIND_OTHER, UNITS_COUNT, GetRenderbufferCount(),
michael@0 68 "Number of WebGL renderbuffers.");
michael@0 69
michael@0 70 REPORT("explicit/webgl/shader",
michael@0 71 KIND_HEAP, UNITS_BYTES, GetShaderSize(),
michael@0 72 "Combined size of WebGL shader ASCII sources and translation"
michael@0 73 " logs cached on the heap.");
michael@0 74
michael@0 75 REPORT("webgl-shader-count",
michael@0 76 KIND_OTHER, UNITS_COUNT, GetShaderCount(),
michael@0 77 "Number of WebGL shaders.");
michael@0 78
michael@0 79 REPORT("webgl-context-count",
michael@0 80 KIND_OTHER, UNITS_COUNT, GetContextCount(),
michael@0 81 "Number of WebGL contexts.");
michael@0 82
michael@0 83 #undef REPORT
michael@0 84
michael@0 85 return NS_OK;
michael@0 86 }
michael@0 87
michael@0 88 NS_IMPL_ISUPPORTS(WebGLMemoryTracker, nsIMemoryReporter)
michael@0 89
michael@0 90 StaticRefPtr<WebGLMemoryTracker> WebGLMemoryTracker::sUniqueInstance;
michael@0 91
michael@0 92 WebGLMemoryTracker* WebGLMemoryTracker::UniqueInstance()
michael@0 93 {
michael@0 94 if (!sUniqueInstance) {
michael@0 95 sUniqueInstance = new WebGLMemoryTracker;
michael@0 96 sUniqueInstance->InitMemoryReporter();
michael@0 97 }
michael@0 98 return sUniqueInstance;
michael@0 99 }
michael@0 100
michael@0 101 WebGLMemoryTracker::WebGLMemoryTracker()
michael@0 102 {
michael@0 103 }
michael@0 104
michael@0 105 void
michael@0 106 WebGLMemoryTracker::InitMemoryReporter()
michael@0 107 {
michael@0 108 RegisterWeakMemoryReporter(this);
michael@0 109 }
michael@0 110
michael@0 111 WebGLMemoryTracker::~WebGLMemoryTracker()
michael@0 112 {
michael@0 113 UnregisterWeakMemoryReporter(this);
michael@0 114 }
michael@0 115
michael@0 116 MOZ_DEFINE_MALLOC_SIZE_OF(WebGLBufferMallocSizeOf)
michael@0 117
michael@0 118 int64_t
michael@0 119 WebGLMemoryTracker::GetBufferCacheMemoryUsed() {
michael@0 120 const ContextsArrayType & contexts = Contexts();
michael@0 121 int64_t result = 0;
michael@0 122 for(size_t i = 0; i < contexts.Length(); ++i) {
michael@0 123 for (const WebGLBuffer *buffer = contexts[i]->mBuffers.getFirst();
michael@0 124 buffer;
michael@0 125 buffer = buffer->getNext())
michael@0 126 {
michael@0 127 if (buffer->Target() == LOCAL_GL_ELEMENT_ARRAY_BUFFER)
michael@0 128 result += buffer->SizeOfIncludingThis(WebGLBufferMallocSizeOf);
michael@0 129 }
michael@0 130 }
michael@0 131 return result;
michael@0 132 }
michael@0 133
michael@0 134 MOZ_DEFINE_MALLOC_SIZE_OF(WebGLShaderMallocSizeOf)
michael@0 135
michael@0 136 int64_t
michael@0 137 WebGLMemoryTracker::GetShaderSize() {
michael@0 138 const ContextsArrayType & contexts = Contexts();
michael@0 139 int64_t result = 0;
michael@0 140 for(size_t i = 0; i < contexts.Length(); ++i) {
michael@0 141 for (const WebGLShader *shader = contexts[i]->mShaders.getFirst();
michael@0 142 shader;
michael@0 143 shader = shader->getNext())
michael@0 144 {
michael@0 145 result += shader->SizeOfIncludingThis(WebGLShaderMallocSizeOf);
michael@0 146 }
michael@0 147 }
michael@0 148 return result;
michael@0 149 }

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