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gpu / config / gpu_preferences.cc [blame]
// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gpu/config/gpu_preferences.h"
#include <string_view>
#include "base/base64.h"
#include "base/command_line.h"
#include "base/feature_list.h"
#include "base/strings/string_number_conversions.h"
#include "base/system/sys_info.h"
#include "gpu/config/gpu_finch_features.h"
#include "gpu/config/gpu_switches.h"
#include "gpu/ipc/common/gpu_preferences.mojom.h"
namespace gpu {
namespace {
#if !BUILDFLAG(IS_ANDROID)
size_t GetCustomGpuCacheSizeBytesIfExists(std::string_view switch_string) {
const base::CommandLine& process_command_line =
*base::CommandLine::ForCurrentProcess();
size_t cache_size;
if (process_command_line.HasSwitch(switch_string)) {
if (base::StringToSizeT(
process_command_line.GetSwitchValueASCII(switch_string),
&cache_size)) {
return cache_size * 1024; // Bytes
}
}
return 0;
}
#endif
} // namespace
size_t GetDefaultGpuDiskCacheSize() {
size_t cache_size = 0;
#if !BUILDFLAG(IS_ANDROID)
size_t custom_cache_size =
GetCustomGpuCacheSizeBytesIfExists(switches::kGpuDiskCacheSizeKB);
if (custom_cache_size) {
cache_size = custom_cache_size;
} else {
cache_size = kDefaultMaxProgramCacheMemoryBytes;
}
#else // !BUILDFLAG(IS_ANDROID)
cache_size = base::SysInfo::IsLowEndDevice()
? kLowEndMaxProgramCacheMemoryBytes
: kDefaultMaxProgramCacheMemoryBytes;
#endif // !BUILDFLAG(IS_ANDROID)
if (base::FeatureList::IsEnabled(::features::kAggressiveShaderCacheLimits)) {
cache_size *= 2;
}
return cache_size;
}
std::string GrContextTypeToString(GrContextType type) {
switch (type) {
case GrContextType::kNone:
return "None";
case GrContextType::kGL:
return "GaneshGL";
case GrContextType::kVulkan:
return "GaneshVulkan";
case GrContextType::kGraphiteDawn:
return "GraphiteDawn";
case GrContextType::kGraphiteMetal:
return "GraphiteMetal";
}
NOTREACHED();
}
GpuPreferences::GpuPreferences() = default;
GpuPreferences::GpuPreferences(const GpuPreferences& other) = default;
GpuPreferences::~GpuPreferences() = default;
std::string GpuPreferences::ToSwitchValue() {
std::vector<uint8_t> serialized = gpu::mojom::GpuPreferences::Serialize(this);
return base::Base64Encode(serialized);
}
bool GpuPreferences::FromSwitchValue(const std::string& data) {
std::string decoded;
if (!base::Base64Decode(data, &decoded))
return false;
if (!gpu::mojom::GpuPreferences::Deserialize(decoded.data(), decoded.size(),
this)) {
return false;
}
return true;
}
} // namespace gpu