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// Copyright 2008 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <algorithm>
#include "Common/CPUDetect.h"
#include "Common/CommonTypes.h"
#include "Common/StringUtil.h"
#include "Core/Config/GraphicsSettings.h"
#include "Core/Core.h"
#include "Core/Movie.h"
#include "VideoCommon/OnScreenDisplay.h"
#include "VideoCommon/VideoCommon.h"
#include "VideoCommon/VideoConfig.h"
VideoConfig g_Config;
VideoConfig g_ActiveConfig;
static bool s_has_registered_callback = false;
void UpdateActiveConfig()
{
if (Movie::IsPlayingInput() && Movie::IsConfigSaved())
Movie::SetGraphicsConfig();
g_ActiveConfig = g_Config;
}
VideoConfig::VideoConfig()
{
// Needed for the first frame, I think
fAspectRatioHackW = 1;
fAspectRatioHackH = 1;
// disable all features by default
backend_info.api_type = APIType::Nothing;
backend_info.MaxTextureSize = 16384;
backend_info.bSupportsExclusiveFullscreen = false;
backend_info.bSupportsMultithreading = false;
backend_info.bSupportsST3CTextures = false;
backend_info.bSupportsBPTCTextures = false;
bEnableValidationLayer = false;
bBackendMultithreading = true;
}
void VideoConfig::Refresh()
{
if (!s_has_registered_callback)
{
// There was a race condition between the video thread and the host thread here, if
// corrections need to be made by VerifyValidity(). Briefly, the config will contain
// invalid values. Instead, pause emulation first, which will flush the video thread,
// update the config and correct it, then resume emulation, after which the video
// thread will detect the config has changed and act accordingly.
Config::AddConfigChangedCallback([]() { Core::RunAsCPUThread([]() { g_Config.Refresh(); }); });
s_has_registered_callback = true;
}
bVSync = Config::Get(Config::GFX_VSYNC);
iAdapter = Config::Get(Config::GFX_ADAPTER);
bWidescreenHack = Config::Get(Config::GFX_WIDESCREEN_HACK);
const auto config_aspect_mode = static_cast<AspectMode>(Config::Get(Config::GFX_ASPECT_RATIO));
if (config_aspect_mode == AspectMode::Auto)
aspect_mode = static_cast<AspectMode>(Config::Get(Config::GFX_SUGGESTED_ASPECT_RATIO));
else
aspect_mode = config_aspect_mode;
bCrop = Config::Get(Config::GFX_CROP);
iSafeTextureCache_ColorSamples = Config::Get(Config::GFX_SAFE_TEXTURE_CACHE_COLOR_SAMPLES);
bShowFPS = Config::Get(Config::GFX_SHOW_FPS);
bShowNetPlayPing = Config::Get(Config::GFX_SHOW_NETPLAY_PING);
bShowNetPlayMessages = Config::Get(Config::GFX_SHOW_NETPLAY_MESSAGES);
bLogRenderTimeToFile = Config::Get(Config::GFX_LOG_RENDER_TIME_TO_FILE);
bOverlayStats = Config::Get(Config::GFX_OVERLAY_STATS);
bOverlayProjStats = Config::Get(Config::GFX_OVERLAY_PROJ_STATS);
bDumpTextures = Config::Get(Config::GFX_DUMP_TEXTURES);
bHiresTextures = Config::Get(Config::GFX_HIRES_TEXTURES);
bConvertHiresTextures = Config::Get(Config::GFX_CONVERT_HIRES_TEXTURES);
bCacheHiresTextures = Config::Get(Config::GFX_CACHE_HIRES_TEXTURES);
bDumpEFBTarget = Config::Get(Config::GFX_DUMP_EFB_TARGET);
bDumpXFBTarget = Config::Get(Config::GFX_DUMP_XFB_TARGET);
bDumpFramesAsImages = Config::Get(Config::GFX_DUMP_FRAMES_AS_IMAGES);
bFreeLook = Config::Get(Config::GFX_FREE_LOOK);
bUseFFV1 = Config::Get(Config::GFX_USE_FFV1);
sDumpFormat = Config::Get(Config::GFX_DUMP_FORMAT);
sDumpCodec = Config::Get(Config::GFX_DUMP_CODEC);
sDumpPath = Config::Get(Config::GFX_DUMP_PATH);
iBitrateKbps = Config::Get(Config::GFX_BITRATE_KBPS);
bInternalResolutionFrameDumps = Config::Get(Config::GFX_INTERNAL_RESOLUTION_FRAME_DUMPS);
bEnableGPUTextureDecoding = Config::Get(Config::GFX_ENABLE_GPU_TEXTURE_DECODING);
bEnablePixelLighting = Config::Get(Config::GFX_ENABLE_PIXEL_LIGHTING);
bFastDepthCalc = Config::Get(Config::GFX_FAST_DEPTH_CALC);
iMultisamples = Config::Get(Config::GFX_MSAA);
bSSAA = Config::Get(Config::GFX_SSAA);
iEFBScale = Config::Get(Config::GFX_EFB_SCALE);
bTexFmtOverlayEnable = Config::Get(Config::GFX_TEXFMT_OVERLAY_ENABLE);
bTexFmtOverlayCenter = Config::Get(Config::GFX_TEXFMT_OVERLAY_CENTER);
bWireFrame = Config::Get(Config::GFX_ENABLE_WIREFRAME);
bDisableFog = Config::Get(Config::GFX_DISABLE_FOG);
bBorderlessFullscreen = Config::Get(Config::GFX_BORDERLESS_FULLSCREEN);
bEnableValidationLayer = Config::Get(Config::GFX_ENABLE_VALIDATION_LAYER);
bBackendMultithreading = Config::Get(Config::GFX_BACKEND_MULTITHREADING);
iCommandBufferExecuteInterval = Config::Get(Config::GFX_COMMAND_BUFFER_EXECUTE_INTERVAL);
bShaderCache = Config::Get(Config::GFX_SHADER_CACHE);
bBackgroundShaderCompiling = Config::Get(Config::GFX_BACKGROUND_SHADER_COMPILING);
bDisableSpecializedShaders = Config::Get(Config::GFX_DISABLE_SPECIALIZED_SHADERS);
bPrecompileUberShaders = Config::Get(Config::GFX_PRECOMPILE_UBER_SHADERS);
iShaderCompilerThreads = Config::Get(Config::GFX_SHADER_COMPILER_THREADS);
iShaderPrecompilerThreads = Config::Get(Config::GFX_SHADER_PRECOMPILER_THREADS);
bZComploc = Config::Get(Config::GFX_SW_ZCOMPLOC);
bZFreeze = Config::Get(Config::GFX_SW_ZFREEZE);
bDumpObjects = Config::Get(Config::GFX_SW_DUMP_OBJECTS);
bDumpTevStages = Config::Get(Config::GFX_SW_DUMP_TEV_STAGES);
bDumpTevTextureFetches = Config::Get(Config::GFX_SW_DUMP_TEV_TEX_FETCHES);
drawStart = Config::Get(Config::GFX_SW_DRAW_START);
drawEnd = Config::Get(Config::GFX_SW_DRAW_END);
bForceFiltering = Config::Get(Config::GFX_ENHANCE_FORCE_FILTERING);
iMaxAnisotropy = Config::Get(Config::GFX_ENHANCE_MAX_ANISOTROPY);
sPostProcessingShader = Config::Get(Config::GFX_ENHANCE_POST_SHADER);
bForceTrueColor = Config::Get(Config::GFX_ENHANCE_FORCE_TRUE_COLOR);
stereo_mode = static_cast<StereoMode>(Config::Get(Config::GFX_STEREO_MODE));
iStereoDepth = Config::Get(Config::GFX_STEREO_DEPTH);
iStereoConvergencePercentage = Config::Get(Config::GFX_STEREO_CONVERGENCE_PERCENTAGE);
bStereoSwapEyes = Config::Get(Config::GFX_STEREO_SWAP_EYES);
iStereoConvergence = Config::Get(Config::GFX_STEREO_CONVERGENCE);
bStereoEFBMonoDepth = Config::Get(Config::GFX_STEREO_EFB_MONO_DEPTH);
iStereoDepthPercentage = Config::Get(Config::GFX_STEREO_DEPTH_PERCENTAGE);
bEFBAccessEnable = Config::Get(Config::GFX_HACK_EFB_ACCESS_ENABLE);
bBBoxEnable = Config::Get(Config::GFX_HACK_BBOX_ENABLE);
bBBoxPreferStencilImplementation =
Config::Get(Config::GFX_HACK_BBOX_PREFER_STENCIL_IMPLEMENTATION);
bForceProgressive = Config::Get(Config::GFX_HACK_FORCE_PROGRESSIVE);
bSkipEFBCopyToRam = Config::Get(Config::GFX_HACK_SKIP_EFB_COPY_TO_RAM);
bSkipXFBCopyToRam = Config::Get(Config::GFX_HACK_SKIP_XFB_COPY_TO_RAM);
bImmediateXFB = Config::Get(Config::GFX_HACK_IMMEDIATE_XFB);
bCopyEFBScaled = Config::Get(Config::GFX_HACK_COPY_EFB_SCALED);
bEFBEmulateFormatChanges = Config::Get(Config::GFX_HACK_EFB_EMULATE_FORMAT_CHANGES);
bVertexRounding = Config::Get(Config::GFX_HACK_VERTEX_ROUDING);
phack.m_enable = Config::Get(Config::GFX_PROJECTION_HACK) == 1;
phack.m_sznear = Config::Get(Config::GFX_PROJECTION_HACK_SZNEAR) == 1;
phack.m_szfar = Config::Get(Config::GFX_PROJECTION_HACK_SZFAR) == 1;
phack.m_znear = Config::Get(Config::GFX_PROJECTION_HACK_ZNEAR);
phack.m_zfar = Config::Get(Config::GFX_PROJECTION_HACK_ZFAR);
bPerfQueriesEnable = Config::Get(Config::GFX_PERF_QUERIES_ENABLE);
VerifyValidity();
}
void VideoConfig::VerifyValidity()
{
// TODO: Check iMaxAnisotropy value
if (iAdapter < 0 || iAdapter > ((int)backend_info.Adapters.size() - 1))
iAdapter = 0;
if (std::find(backend_info.AAModes.begin(), backend_info.AAModes.end(), iMultisamples) ==
backend_info.AAModes.end())
iMultisamples = 1;
if (stereo_mode != StereoMode::Off)
{
if (!backend_info.bSupportsGeometryShaders)
{
OSD::AddMessage(
"Stereoscopic 3D isn't supported by your GPU, support for OpenGL 3.2 is required.",
10000);
stereo_mode = StereoMode::Off;
}
}
}
bool VideoConfig::IsVSync() const
{
return bVSync && !Core::GetIsThrottlerTempDisabled();
}
static u32 GetNumAutoShaderCompilerThreads()
{
// Automatic number. We use clamp(cpus - 3, 1, 4).
return static_cast<u32>(std::min(std::max(cpu_info.num_cores - 3, 1), 4));
}
u32 VideoConfig::GetShaderCompilerThreads() const
{
if (iShaderCompilerThreads >= 0)
return static_cast<u32>(iShaderCompilerThreads);
else
return GetNumAutoShaderCompilerThreads();
}
u32 VideoConfig::GetShaderPrecompilerThreads() const
{
if (iShaderPrecompilerThreads >= 0)
return static_cast<u32>(iShaderPrecompilerThreads);
else
return GetNumAutoShaderCompilerThreads();
}
bool VideoConfig::CanPrecompileUberShaders() const
{
// We don't want to precompile ubershaders if they're never going to be used.
return bPrecompileUberShaders && (bBackgroundShaderCompiling || bDisableSpecializedShaders);
}
bool VideoConfig::CanBackgroundCompileShaders() const
{
// We require precompiled ubershaders to background compile shaders.
return bBackgroundShaderCompiling && bPrecompileUberShaders;
}
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