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// Copyright 2008 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "VideoCommon/VideoConfig.h"
#include <algorithm>
#include "Common/CPUDetect.h"
#include "Common/CommonTypes.h"
#include "Common/StringUtil.h"
#include "Core/Config/GraphicsSettings.h"
#include "Core/Config/MainSettings.h"
#include "Core/Core.h"
#include "Core/Movie.h"
#include "VideoCommon/DriverDetails.h"
#include "VideoCommon/OnScreenDisplay.h"
#include "VideoCommon/VideoCommon.h"
VideoConfig g_Config;
VideoConfig g_ActiveConfig;
static bool s_has_registered_callback = false;
static bool IsVSyncActive(bool enabled)
{
// Vsync is disabled when the throttler is disabled by the tab key.
return enabled && !Core::GetIsThrottlerTempDisabled() &&
Config::Get(Config::MAIN_EMULATION_SPEED) == 1.0;
}
void UpdateActiveConfig()
{
if (Movie::IsPlayingInput() && Movie::IsConfigSaved())
Movie::SetGraphicsConfig();
g_ActiveConfig = g_Config;
g_ActiveConfig.bVSyncActive = IsVSyncActive(g_ActiveConfig.bVSync);
}
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();
g_Config.VerifyValidity();
});
});
s_has_registered_callback = true;
}
bVSync = Config::Get(Config::GFX_VSYNC);
iAdapter = Config::Get(Config::GFX_ADAPTER);
iManuallyUploadBuffers = Config::Get(Config::GFX_MTL_MANUALLY_UPLOAD_BUFFERS);
bUsePresentDrawable = Config::Get(Config::GFX_MTL_USE_PRESENT_DRAWABLE);
bWidescreenHack = Config::Get(Config::GFX_WIDESCREEN_HACK);
aspect_mode = Config::Get(Config::GFX_ASPECT_RATIO);
suggested_aspect_mode = Config::Get(Config::GFX_SUGGESTED_ASPECT_RATIO);
bCrop = Config::Get(Config::GFX_CROP);
iSafeTextureCache_ColorSamples = Config::Get(Config::GFX_SAFE_TEXTURE_CACHE_COLOR_SAMPLES);
bShowFPS = Config::Get(Config::GFX_SHOW_FPS);
bShowFTimes = Config::Get(Config::GFX_SHOW_FTIMES);
bShowVPS = Config::Get(Config::GFX_SHOW_VPS);
bShowVTimes = Config::Get(Config::GFX_SHOW_VTIMES);
bShowGraphs = Config::Get(Config::GFX_SHOW_GRAPHS);
bShowSpeed = Config::Get(Config::GFX_SHOW_SPEED);
bShowSpeedColors = Config::Get(Config::GFX_SHOW_SPEED_COLORS);
iPerfSampleUSec = Config::Get(Config::GFX_PERF_SAMP_WINDOW) * 1000;
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);
bOverlayScissorStats = Config::Get(Config::GFX_OVERLAY_SCISSOR_STATS);
bDumpTextures = Config::Get(Config::GFX_DUMP_TEXTURES);
bDumpMipmapTextures = Config::Get(Config::GFX_DUMP_MIP_TEXTURES);
bDumpBaseTextures = Config::Get(Config::GFX_DUMP_BASE_TEXTURES);
bHiresTextures = Config::Get(Config::GFX_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);
bUseFFV1 = Config::Get(Config::GFX_USE_FFV1);
sDumpFormat = Config::Get(Config::GFX_DUMP_FORMAT);
sDumpCodec = Config::Get(Config::GFX_DUMP_CODEC);
sDumpPixelFormat = Config::Get(Config::GFX_DUMP_PIXEL_FORMAT);
sDumpEncoder = Config::Get(Config::GFX_DUMP_ENCODER);
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);
bPreferVSForLinePointExpansion = Config::Get(Config::GFX_PREFER_VS_FOR_LINE_POINT_EXPANSION);
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);
bWaitForShadersBeforeStarting = Config::Get(Config::GFX_WAIT_FOR_SHADERS_BEFORE_STARTING);
iShaderCompilationMode = Config::Get(Config::GFX_SHADER_COMPILATION_MODE);
iShaderCompilerThreads = Config::Get(Config::GFX_SHADER_COMPILER_THREADS);
iShaderPrecompilerThreads = Config::Get(Config::GFX_SHADER_PRECOMPILER_THREADS);
bCPUCull = Config::Get(Config::GFX_CPU_CULL);
texture_filtering_mode = Config::Get(Config::GFX_ENHANCE_FORCE_TEXTURE_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);
bDisableCopyFilter = Config::Get(Config::GFX_ENHANCE_DISABLE_COPY_FILTER);
bArbitraryMipmapDetection = Config::Get(Config::GFX_ENHANCE_ARBITRARY_MIPMAP_DETECTION);
fArbitraryMipmapDetectionThreshold =
Config::Get(Config::GFX_ENHANCE_ARBITRARY_MIPMAP_DETECTION_THRESHOLD);
stereo_mode = 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);
bEFBAccessDeferInvalidation = Config::Get(Config::GFX_HACK_EFB_DEFER_INVALIDATION);
bBBoxEnable = Config::Get(Config::GFX_HACK_BBOX_ENABLE);
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);
bDisableCopyToVRAM = Config::Get(Config::GFX_HACK_DISABLE_COPY_TO_VRAM);
bDeferEFBCopies = Config::Get(Config::GFX_HACK_DEFER_EFB_COPIES);
bImmediateXFB = Config::Get(Config::GFX_HACK_IMMEDIATE_XFB);
bVISkip = Config::Get(Config::GFX_HACK_VI_SKIP);
bSkipPresentingDuplicateXFBs = bVISkip || Config::Get(Config::GFX_HACK_SKIP_DUPLICATE_XFBS);
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_ROUNDING);
iEFBAccessTileSize = Config::Get(Config::GFX_HACK_EFB_ACCESS_TILE_SIZE);
iMissingColorValue = Config::Get(Config::GFX_HACK_MISSING_COLOR_VALUE);
bFastTextureSampling = Config::Get(Config::GFX_HACK_FAST_TEXTURE_SAMPLING);
#ifdef __APPLE__
bNoMipmapping = Config::Get(Config::GFX_HACK_NO_MIPMAPPING);
#endif
bPerfQueriesEnable = Config::Get(Config::GFX_PERF_QUERIES_ENABLE);
bGraphicMods = Config::Get(Config::GFX_MODS_ENABLE);
}
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::UsingUberShaders() const
{
return iShaderCompilationMode == ShaderCompilationMode::SynchronousUberShaders ||
iShaderCompilationMode == ShaderCompilationMode::AsynchronousUberShaders;
}
static u32 GetNumAutoShaderCompilerThreads()
{
// Automatic number.
return static_cast<u32>(std::clamp(cpu_info.num_cores - 3, 1, 4));
}
static u32 GetNumAutoShaderPreCompilerThreads()
{
// Automatic number. We use clamp(cpus - 2, 1, infty) here.
// We chose this because we don't want to limit our speed-up
// and at the same time leave two logical cores for the dolphin UI and the rest of the OS.
return static_cast<u32>(std::max(cpu_info.num_cores - 2, 1));
}
u32 VideoConfig::GetShaderCompilerThreads() const
{
if (!backend_info.bSupportsBackgroundCompiling)
return 0;
if (iShaderCompilerThreads >= 0)
return static_cast<u32>(iShaderCompilerThreads);
else
return GetNumAutoShaderCompilerThreads();
}
u32 VideoConfig::GetShaderPrecompilerThreads() const
{
// When using background compilation, always keep the same thread count.
if (!bWaitForShadersBeforeStarting)
return GetShaderCompilerThreads();
if (!backend_info.bSupportsBackgroundCompiling)
return 0;
if (iShaderPrecompilerThreads >= 0)
return static_cast<u32>(iShaderPrecompilerThreads);
else if (!DriverDetails::HasBug(DriverDetails::BUG_BROKEN_MULTITHREADED_SHADER_PRECOMPILATION))
return GetNumAutoShaderPreCompilerThreads();
else
return 1;
}
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