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
   7 #include "base/macros.h"
   8
   9 namespace switches {
  10
  11 // Always return success when compiling a shader. Linking will still fail.
  12 const char kCompileShaderAlwaysSucceeds[]   = "compile-shader-always-succeeds";
  13
  14 // Disable the GL error log limit.
  15 const char kDisableGLErrorLimit[]           = "disable-gl-error-limit";
  16
  17 // Disable the GLSL translator.
  18 const char kDisableGLSLTranslator[]         = "disable-glsl-translator";
  19
  20 // Disable workarounds for various GPU driver bugs.
  21 const char kDisableGpuDriverBugWorkarounds[] =
  22     "disable-gpu-driver-bug-workarounds";
  23
  24 // Turn off user-defined name hashing in shaders.
  25 const char kDisableShaderNameHashing[]      = "disable-shader-name-hashing";
  26
  27 // Turn on Logging GPU commands.
  28 const char kEnableGPUCommandLogging[]       = "enable-gpu-command-logging";
  29
  30 // Turn on Calling GL Error after every command.
  31 const char kEnableGPUDebugging[]            = "enable-gpu-debugging";
  32
  33 // Enable GPU service logging. Note: This is the same switch as the one in
  34 // gl_switches.cc. It's defined here again to avoid dependencies between
  35 // dlls.
  36 const char kEnableGPUServiceLoggingGPU[]    = "enable-gpu-service-logging";
  37
  38 // Turn off gpu program caching
  39 const char kDisableGpuProgramCache[]        = "disable-gpu-program-cache";
  40
  41 // Enforce GL minimums.
  42 const char kEnforceGLMinimums[]             = "enforce-gl-minimums";
  43
  44 // Sets the total amount of memory that may be allocated for GPU resources
  45 const char kForceGpuMemAvailableMb[]        = "force-gpu-mem-available-mb";
  46
  47 // Sets the maximum size of the in-memory gpu program cache, in kb
  48 const char kGpuProgramCacheSizeKb[]         = "gpu-program-cache-size-kb";
  49
  50 // Disables the GPU shader on disk cache.
  51 const char kDisableGpuShaderDiskCache[]     = "disable-gpu-shader-disk-cache";
  52
  53 // Allows async texture uploads (off main thread) via GL context sharing.
  54 const char kEnableShareGroupAsyncTextureUpload[] =
  55     "enable-share-group-async-texture-upload";
  56
  57 // Enable WebGL subscribe uniform extension.
  58 const char kEnableSubscribeUniformExtension[] =
  59     "enable-subscribe-uniform-extension";
  60
  61 // Simulates shared textures when share groups are not available. Not available
  62 // everywhere.
  63 const char kEnableThreadedTextureMailboxes[] =
  64     "enable-threaded-texture-mailboxes";
  65
  66 // Include ANGLE's intermediate representation (AST) output in shader
  67 // compilation info logs.
  68 const char kGLShaderIntermOutput[] = "gl-shader-interm-output";
  69
  70 // Emulate ESSL lowp and mediump float precisions by mutating the shaders to
  71 // round intermediate values in ANGLE.
  72 const char kEmulateShaderPrecision[] = "emulate-shader-precision";
  73
  74 // Enables using path rendering implementation implemented currently
  75 // in NV_path_rendering OpenGL extension. Requires compatible hardware
  76 // and driver. This is used in GPU rasterization.
  77 const char kEnableGLPathRendering[] = "enable-gl-path-rendering";
  78
  79 const char* kGpuSwitches[] = {
  80     kCompileShaderAlwaysSucceeds,
  81     kDisableGLErrorLimit,
  82     kDisableGLSLTranslator,
  83     kDisableGpuDriverBugWorkarounds,
  84     kDisableShaderNameHashing,
  85     kEnableGPUCommandLogging,
  86     kEnableGPUDebugging,
  87     kEnableGPUServiceLoggingGPU,
  88     kDisableGpuProgramCache,
  89     kEnforceGLMinimums,
  90     kForceGpuMemAvailableMb,
  91     kGpuDriverBugWorkarounds,
  92     kGpuProgramCacheSizeKb,
  93     kDisableGpuShaderDiskCache,
  94     kEnableShareGroupAsyncTextureUpload,
  95     kEnableSubscribeUniformExtension,
  96     kGLShaderIntermOutput,
  97     kEmulateShaderPrecision,
  98     kEnableGLPathRendering,
  99 };
 100
 101 const int kNumGpuSwitches = arraysize(kGpuSwitches);
 102
 103 }  // namespace switches