gpu/command_buffer/service/gpu_switches.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "gpu/command_buffer/service/gpu_switches.h"
   6 #include "base/basictypes.h"
   7
   8 namespace switches {
   9
  10 // Always return success when compiling a shader. Linking will still fail.
  11 const char kCompileShaderAlwaysSucceeds[]   = "compile-shader-always-succeeds";
  12
  13 // Disable the GL error log limit.
  14 const char kDisableGLErrorLimit[]           = "disable-gl-error-limit";
  15
  16 // Disable the GLSL translator.
  17 const char kDisableGLSLTranslator[]         = "disable-glsl-translator";
  18
  19 // Disable workarounds for various GPU driver bugs.
  20 const char kDisableGpuDriverBugWorkarounds[] =
  21     "disable-gpu-driver-bug-workarounds";
  22
  23 // Turn off user-defined name hashing in shaders.
  24 const char kDisableShaderNameHashing[]      = "disable-shader-name-hashing";
  25
  26 // Turn on Logging GPU commands.
  27 const char kEnableGPUCommandLogging[]       = "enable-gpu-command-logging";
  28
  29 // Turn on Calling GL Error after every command.
  30 const char kEnableGPUDebugging[]            = "enable-gpu-debugging";
  31
  32 // Enable GPU service logging. Note: This is the same switch as the one in
  33 // gl_switches.cc. It's defined here again to avoid dependencies between
  34 // dlls.
  35 const char kEnableGPUServiceLoggingGPU[]    = "enable-gpu-service-logging";
  36
  37 // Turn off gpu program caching
  38 const char kDisableGpuProgramCache[]        = "disable-gpu-program-cache";
  39
  40 // Enforce GL minimums.
  41 const char kEnforceGLMinimums[]             = "enforce-gl-minimums";
  42
  43 // Sets the total amount of memory that may be allocated for GPU resources
  44 const char kForceGpuMemAvailableMb[]        = "force-gpu-mem-available-mb";
  45
  46 // Pass a set of GpuDriverBugWorkaroundType ids, seperated by ','.
  47 const char kGpuDriverBugWorkarounds[] = "gpu-driver-bug-workarounds";
  48
  49 // Sets the maximum size of the in-memory gpu program cache, in kb
  50 const char kGpuProgramCacheSizeKb[]         = "gpu-program-cache-size-kb";
  51
  52 // Disables the GPU shader on disk cache.
  53 const char kDisableGpuShaderDiskCache[]     = "disable-gpu-shader-disk-cache";
  54
  55 // Allows async texture uploads (off main thread) via GL context sharing.
  56 const char kEnableShareGroupAsyncTextureUpload[] =
  57     "enable-share-group-async-texture-upload";
  58
  59 // Enable WebGL subscribe uniform extension.
  60 const char kEnableSubscribeUniformExtension[] =
  61     "enable-subscribe-uniform-extension";
  62
  63 // Simulates shared textures when share groups are not available. Not available
  64 // everywhere.
  65 const char kEnableThreadedTextureMailboxes[] =
  66     "enable-threaded-texture-mailboxes";
  67
  68 // Include ANGLE's intermediate representation (AST) output in shader
  69 // compilation info logs.
  70 const char kGLShaderIntermOutput[] = "gl-shader-interm-output";
  71
  72 // Emulate ESSL lowp and mediump float precisions by mutating the shaders to
  73 // round intermediate values in ANGLE.
  74 const char kEmulateShaderPrecision[] = "emulate-shader-precision";
  75
  76 const char* kGpuSwitches[] = {
  77   kCompileShaderAlwaysSucceeds,
  78   kDisableGLErrorLimit,
  79   kDisableGLSLTranslator,
  80   kDisableGpuDriverBugWorkarounds,
  81   kDisableShaderNameHashing,
  82   kEnableGPUCommandLogging,
  83   kEnableGPUDebugging,
  84   kEnableGPUServiceLoggingGPU,
  85   kDisableGpuProgramCache,
  86   kEnforceGLMinimums,
  87   kForceGpuMemAvailableMb,
  88   kGpuDriverBugWorkarounds,
  89   kGpuProgramCacheSizeKb,
  90   kDisableGpuShaderDiskCache,
  91   kEnableShareGroupAsyncTextureUpload,
  92   kEnableSubscribeUniformExtension,
  93   kGLShaderIntermOutput,
  94   kEmulateShaderPrecision,
  95 };
  96
  97 const int kNumGpuSwitches = arraysize(kGpuSwitches);
  98
  99 }  // namespace switches