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Clearing up plugin issues

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2025-09-05 15:58:28 +03:00
parent 0b65461e3b
commit 3fe0c90dfb
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114
Plugins/NDIIO/Source/Shaders/Private/NDIShaders.cpp Normal file
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/*
Copyright (C) 2024 Vizrt NDI AB. All rights reserved.
This file and its use within a Product is bound by the terms of NDI SDK license that was provided
as part of the NDI SDK. For more information, please review the license and the NDI SDK documentation.
*/
#include "NDIShaders.h"
#include "Modules/ModuleManager.h"
#include "Interfaces/IPluginManager.h"
#include "Misc/Paths.h"
#include "Misc/EngineVersionComparison.h"
#include "Engine/TextureRenderTarget2D.h"
#include "Engine/World.h"
#include "PipelineStateCache.h"
#include "SceneUtils.h"
#include "SceneInterface.h"
BEGIN_GLOBAL_SHADER_PARAMETER_STRUCT(FNDIIOShaderUB, )
SHADER_PARAMETER(uint32, InputWidth)
SHADER_PARAMETER(uint32, InputHeight)
SHADER_PARAMETER(uint32, OutputWidth)
SHADER_PARAMETER(uint32, OutputHeight)
SHADER_PARAMETER(FVector2f, UVOffset)
SHADER_PARAMETER(FVector2f, UVScale)
SHADER_PARAMETER(uint32, ColorCorrection)
SHADER_PARAMETER(float, AlphaScale)
SHADER_PARAMETER(float, AlphaOffset)
SHADER_PARAMETER_TEXTURE(Texture2D, InputTarget)
SHADER_PARAMETER_TEXTURE(Texture2D, InputAlphaTarget)
SHADER_PARAMETER_SAMPLER(SamplerState, SamplerP)
SHADER_PARAMETER_SAMPLER(SamplerState, SamplerB)
SHADER_PARAMETER_SAMPLER(SamplerState, SamplerT)
END_GLOBAL_SHADER_PARAMETER_STRUCT()
IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT(FNDIIOShaderUB, "NDIIOShaderUB");
IMPLEMENT_GLOBAL_SHADER(FNDIIOShaderVS, "/Plugin/NDIIOPlugin/Private/NDIIOShaders.usf", "NDIIOMainVS", SF_Vertex);
IMPLEMENT_GLOBAL_SHADER(FNDIIOShaderBGRAtoUYVYPS, "/Plugin/NDIIOPlugin/Private/NDIIOShaders.usf", "NDIIOBGRAtoUYVYPS", SF_Pixel);
IMPLEMENT_GLOBAL_SHADER(FNDIIOShaderBGRAtoAlphaEvenPS, "/Plugin/NDIIOPlugin/Private/NDIIOShaders.usf", "NDIIOBGRAtoAlphaEvenPS", SF_Pixel);
IMPLEMENT_GLOBAL_SHADER(FNDIIOShaderBGRAtoAlphaOddPS, "/Plugin/NDIIOPlugin/Private/NDIIOShaders.usf", "NDIIOBGRAtoAlphaOddPS", SF_Pixel);
IMPLEMENT_GLOBAL_SHADER(FNDIIOShaderUYVYtoBGRAPS, "/Plugin/NDIIOPlugin/Private/NDIIOShaders.usf", "NDIIOUYVYtoBGRAPS", SF_Pixel);
IMPLEMENT_GLOBAL_SHADER(FNDIIOShaderUYVAtoBGRAPS, "/Plugin/NDIIOPlugin/Private/NDIIOShaders.usf", "NDIIOUYVAtoBGRAPS", SF_Pixel);
void FNDIIOShaderPS::SetParameters(FRHICommandList& CommandList, const Params& params)
{
FNDIIOShaderUB UB;
{
UB.InputWidth = params.InputTarget->GetSizeX();
UB.InputHeight = params.InputTarget->GetSizeY();
UB.OutputWidth = params.OutputSize.X;
UB.OutputHeight = params.OutputSize.Y;
UB.UVOffset = static_cast<FVector2f>(params.UVOffset);
UB.UVScale = static_cast<FVector2f>(params.UVScale);
UB.ColorCorrection = static_cast<uint32>(params.ColorCorrection);
/*
* Alpha' = Alpha * AlphaScale + AlphaOffset
* = (Alpha - AlphaMin) / (AlphaMax - AlphaMin)
* = Alpha / (AlphaMax - AlphaMin) - AlphaMin / (AlphaMax - AlphaMin)
* AlphaScale = 1 / (AlphaMax - AlphaMin)
* AlphaOffset = - AlphaMin / (AlphaMax - AlphaMin)
*/
float AlphaRange = params.AlphaMinMax[1] - params.AlphaMinMax[0];
if (AlphaRange != 0.f)
{
UB.AlphaScale = 1.f / AlphaRange;
UB.AlphaOffset = - params.AlphaMinMax[0] / AlphaRange;
}
else
{
UB.AlphaScale = 0.f;
UB.AlphaOffset = -params.AlphaMinMax[0];
}
UB.InputTarget = params.InputTarget;
UB.InputAlphaTarget = params.InputAlphaTarget;
UB.SamplerP = TStaticSamplerState<SF_Point>::GetRHI();
UB.SamplerB = TStaticSamplerState<SF_Bilinear>::GetRHI();
UB.SamplerT = TStaticSamplerState<SF_Trilinear>::GetRHI();
}
TUniformBufferRef<FNDIIOShaderUB> Data = TUniformBufferRef<FNDIIOShaderUB>::CreateUniformBufferImmediate(UB, UniformBuffer_SingleFrame);
#if (ENGINE_MAJOR_VERSION > 5) || ((ENGINE_MAJOR_VERSION == 5) && (ENGINE_MINOR_VERSION >= 3)) // 5.3 or later
FRHIBatchedShaderParameters& BatchedParameters = CommandList.GetScratchShaderParameters();
SetUniformBufferParameter(BatchedParameters, GetUniformBufferParameter<FNDIIOShaderUB>(), Data);
CommandList.SetBatchedShaderParameters(CommandList.GetBoundPixelShader(), BatchedParameters);
#else
SetUniformBufferParameter(CommandList, CommandList.GetBoundPixelShader(), GetUniformBufferParameter<FNDIIOShaderUB>(), Data);
#endif
}
class FNDIIOShaders : public INDIIOShaders
{
/** IModuleInterface implementation */
virtual void StartupModule() override
{
FString PluginShaderDir = FPaths::Combine(IPluginManager::Get().FindPlugin(TEXT("NDIIOPlugin"))->GetBaseDir(), TEXT("Shaders"));
AddShaderSourceDirectoryMapping(TEXT("/Plugin/NDIIOPlugin"), PluginShaderDir);
}
virtual void ShutdownModule() override
{
}
};
IMPLEMENT_MODULE( FNDIIOShaders, NDIIOShaders )