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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/gl/gl_switches.h"
#include "base/basictypes.h"
namespace gfx {
const char kGLImplementationDesktopName[] = "desktop";
const char kGLImplementationOSMesaName[] = "osmesa";
const char kGLImplementationAppleName[] = "apple";
const char kGLImplementationEGLName[] = "egl";
const char kGLImplementationSwiftShaderName[] = "swiftshader";
const char kGLImplementationMockName[] = "mock";
} // namespace gfx
namespace switches {
// Disables use of D3D11.
const char kDisableD3D11[] = "disable-d3d11";
// Stop the GPU from synchronizing on the vsync before presenting.
const char kDisableGpuVsync[] = "disable-gpu-vsync";
// Turns on GPU logging (debug build only).
const char kEnableGPUServiceLogging[] = "enable-gpu-service-logging";
// Turns on calling TRACE for every GL call.
const char kEnableGPUServiceTracing[] = "enable-gpu-service-tracing";
// Select which implementation of GL the GPU process should use. Options are:
// desktop: whatever desktop OpenGL the user has installed (Linux and Mac
// default).
// egl: whatever EGL / GLES2 the user has installed (Windows default - actually
// ANGLE).
// osmesa: The OSMesa software renderer.
const char kUseGL[] = "use-gl";
const char kSwiftShaderPath[] = "swiftshader-path";
// Inform Chrome that a GPU context will not be lost in power saving mode,
// screen saving mode, etc. Note that this flag does not ensure that a GPU
// context will never be lost in any situations, say, a GPU reset.
const char kGpuNoContextLost[] = "gpu-no-context-lost";
// Indicates whether the dual GPU switching is supported or not.
const char kSupportsDualGpus[] = "supports-dual-gpus";
// Flag used for Linux tests: for desktop GL bindings, try to load this GL
// library first, but fall back to regular library if loading fails.
const char kTestGLLib[] = "test-gl-lib";
// Use hardware gpu, if available, for tests.
const char kUseGpuInTests[] = "use-gpu-in-tests";
// On Windows only: use the WARP software rasterizer in the GPU process.
const char kUseWarp[] = "use-warp";
// Include ANGLE's intermediate representation (AST) output in shader
// compilation info logs.
const char kGLShaderIntermOutput[] = "gl-shader-interm-output";
// Disables GL drawing operations which produce pixel output. With this
// the GL output will not be correct but tests will run faster.
const char kDisableGLDrawingForTests[] = "disable-gl-drawing-for-tests";
// Forces the use of OSMesa instead of hardware gpu.
const char kOverrideUseGLWithOSMesaForTests[] =
"override-use-gl-with-osmesa-for-tests";
// This is the list of switches passed from this file that are passed from the
// GpuProcessHost to the GPU Process. Add your switch to this list if you need
// to read it in the GPU process, else don't add it.
const char* kGLSwitchesCopiedFromGpuProcessHost[] = {
kDisableGpuVsync,
kDisableD3D11,
kEnableGPUServiceLogging,
kEnableGPUServiceTracing,
kGpuNoContextLost,
kDisableGLDrawingForTests,
kOverrideUseGLWithOSMesaForTests,
kUseWarp,
kGLShaderIntermOutput
};
const int kGLSwitchesCopiedFromGpuProcessHostNumSwitches =
arraysize(kGLSwitchesCopiedFromGpuProcessHost);
} // namespace switches
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