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Merge pull request #1532 from Azaezel/mipwip

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render target mipmap generation
This commit is contained in:
Areloch 2025-08-07 11:06:23 -05:00 committed by GitHub
parent 59ecf93b48 8d38fa0bc4
commit 13ec94ef6b
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GPG key ID: B5690EEEBB952194
11 changed files with 251 additions and 211 deletions
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32
Engine/source/gfx/D3D11/gfxD3D11Target.cpp
View file

@ -133,17 +133,14 @@ void GFXD3D11TextureTarget::attachTexture( RenderSlot slot, GFXTextureObject *te
mTargets[slot] = d3dto->get2DTex();
mTargets[slot]->AddRef();
mTargetViews[slot] = d3dto->getRTView();
mTargetViews[slot]->AddRef();
mTargetViews[slot]->AddRef();
mResolveTargets[slot] = d3dto;
}
else
{
mTargets[slot] = d3dto->getSurface();
mTargets[slot]->AddRef();
mTargetViews[slot]->AddRef();
// Only assign resolve target if d3dto has a surface to give us.
//
// That usually means there is an MSAA target involved, which is why
// the resolve is needed to get the data out of the target.
mResolveTargets[slot] = d3dto;
if ( tex && slot == Color0 )
@ -151,7 +148,13 @@ void GFXD3D11TextureTarget::attachTexture( RenderSlot slot, GFXTextureObject *te
mTargetSize.set( tex->getSize().x, tex->getSize().y );
mTargetFormat = tex->getFormat();
}
}
}
if (mGenMips)
{
mTargetSRViews[slot] = d3dto->getSRView();
mTargetSRViews[slot]->AddRef();
}
}
// Update surface size
@ -270,11 +273,18 @@ void GFXD3D11TextureTarget::deactivate()
//re-gen mip maps
for (U32 i = 0; i < 6; i++)
{
ID3D11ShaderResourceView* pSRView = mTargetSRViews[GFXTextureTarget::Color0 + i];
if (pSRView)
D3D11DEVICECONTEXT->GenerateMips(pSRView);
}
D3D11_TEXTURE2D_DESC desc;
if (mResolveTargets[GFXTextureTarget::Color0 + i])
{
mResolveTargets[GFXTextureTarget::Color0 + i]->get2DTex()->GetDesc(&desc);
if (desc.MiscFlags & D3D11_RESOURCE_MISC_GENERATE_MIPS)
{
ID3D11ShaderResourceView* pSRView = mTargetSRViews[GFXTextureTarget::Color0 + i];
if (pSRView)
D3D11DEVICECONTEXT->GenerateMips(pSRView);
}
}
}
}
void GFXD3D11TextureTarget::resolve()

2
Engine/source/gfx/D3D11/gfxD3D11TextureManager.cpp
View file

@ -105,7 +105,7 @@ void GFXD3D11TextureManager::_innerCreateTexture( GFXD3D11TextureObject *retTex,
}
if( !forceMips && !retTex->mProfile->isSystemMemory() &&
numMipLevels == 0 &&
(numMipLevels == 0 || numMipLevels > 1)&&
!(depth > 0) )
{
miscFlags |= D3D11_RESOURCE_MISC_GENERATE_MIPS;

19
Engine/source/gfx/gfxTextureManager.cpp
View file

@ -1410,17 +1410,28 @@ void GFXTextureManager::_validateTexParams( const U32 width, const U32 height,
U32 &inOutNumMips, GFXFormat &inOutFormat )
{
// Validate mipmap parameter. If this profile requests no mips, set mips to 1.
if( profile->noMip() )
if( profile->noMip()|| inOutNumMips == 1)
{
inOutNumMips = 1;
}
else if( !isPow2( width ) || !isPow2( height ) )
else if (!isPow2(width) || !isPow2(height))
{
// If a texture is not power-of-2 in size for both dimensions, it must
// have only 1 mip level.
inOutNumMips = 1;
if (profile->isRenderTarget())
{
if (inOutNumMips == 0) //auto
inOutNumMips = mFloor(mLog2(mMax(width, height))) + 1;
else if (inOutNumMips > 1) //capped
inOutNumMips = mMin(inOutNumMips,mFloor(mLog2(mMax(width, height))) + 1);
inOutNumMips = mClampF(inOutNumMips, 1, 13);
}
else
{
inOutNumMips = 1;
}
}
// Check format, and compatibility with texture profile requirements
bool autoGenSupp = ( inOutNumMips == 0 );

10
Engine/source/gfx/gl/gfxGLTextureManager.cpp
View file

@ -116,10 +116,18 @@ void GFXGLTextureManager::innerCreateTexture( GFXGLTextureObject *retTex,
{
retTex->mMipLevels = numMipLevels > 1 ? numMipLevels : 0;
}
else if(profile->testFlag(GFXTextureProfile::NoMipmap) || profile->testFlag(GFXTextureProfile::RenderTarget) || numMipLevels == 1 || retTex->mIsNPoT2)
else if(profile->testFlag(GFXTextureProfile::NoMipmap) || numMipLevels == 1)
{
retTex->mMipLevels = 1;
}
else if (profile->testFlag(GFXTextureProfile::RenderTarget))
{
if (numMipLevels == 0) //auto
numMipLevels = mFloor(mLog2(mMax(width, height))) + 1;
else if (numMipLevels > 1) //capped
numMipLevels = mMin(numMipLevels, mFloor(mLog2(mMax(width, height))) + 1);
retTex->mMipLevels = mClampF(numMipLevels, 1, 13);
}
else
{
retTex->mMipLevels = numMipLevels;

24
Engine/source/postFx/postEffect.cpp
View file

@ -142,25 +142,23 @@ IMPLEMENT_CONOBJECT(PostEffect);
GFX_ImplementTextureProfile( PostFxTextureProfile,
GFXTextureProfile::DiffuseMap,
GFXTextureProfile::Static | GFXTextureProfile::PreserveSize | GFXTextureProfile::NoMipmap,
GFXTextureProfile::Static | GFXTextureProfile::PreserveSize,
GFXTextureProfile::NONE );
GFX_ImplementTextureProfile( PostFxTextureSRGBProfile,
GFXTextureProfile::DiffuseMap,
GFXTextureProfile::Static | GFXTextureProfile::PreserveSize | GFXTextureProfile::NoMipmap | GFXTextureProfile::SRGB,
GFXTextureProfile::Static | GFXTextureProfile::PreserveSize | GFXTextureProfile::SRGB,
GFXTextureProfile::NONE);
GFX_ImplementTextureProfile( VRTextureProfile,
GFXTextureProfile::DiffuseMap,
GFXTextureProfile::PreserveSize |
GFXTextureProfile::RenderTarget |
GFXTextureProfile::NoMipmap,
GFXTextureProfile::RenderTarget,
GFXTextureProfile::NONE );
GFX_ImplementTextureProfile( VRDepthProfile,
GFXTextureProfile::DiffuseMap,
GFXTextureProfile::PreserveSize |
GFXTextureProfile::NoMipmap |
GFXTextureProfile::ZTarget,
GFXTextureProfile::NONE );
@ -501,7 +499,8 @@ PostEffect::PostEffect()
mInvCameraTransSC(NULL),
mMatCameraToScreenSC(NULL),
mMatScreenToCameraSC(NULL),
mIsCapturingSC(NULL)
mIsCapturingSC(NULL),
mMipCap(1)
{
dMemset( mTexSRGB, 0, sizeof(bool) * NumTextures);
dMemset( mActiveTextures, 0, sizeof( GFXTextureObject* ) * NumTextures );
@ -509,7 +508,7 @@ PostEffect::PostEffect()
dMemset( mActiveTextureViewport, 0, sizeof( RectI ) * NumTextures );
dMemset( mTexSizeSC, 0, sizeof( GFXShaderConstHandle* ) * NumTextures );
dMemset( mRenderTargetParamsSC, 0, sizeof( GFXShaderConstHandle* ) * NumTextures );
dMemset(mMipCountSC, 0, sizeof(GFXShaderConstHandle*) * NumTextures);
}
PostEffect::~PostEffect()
@ -538,6 +537,9 @@ void PostEffect::initPersistFields()
addField( "targetScale", TypePoint2F, Offset( mTargetScale, PostEffect ),
"If targetSize is zero this is used to set a relative size from the current target." );
addField("mipCap", TypeS32, Offset(mMipCap, PostEffect),
"generate up to this many mips. 0 = all, 1 = none, >1 = as specified max."); //todo: de-stupid
addField( "targetSize", TypePoint2I, Offset( mTargetSize, PostEffect ),
"If non-zero this is used as the absolute target size." );
@ -760,6 +762,7 @@ void PostEffect::_setupConstants( const SceneRenderState *state )
{
mTexSizeSC[i] = mShader->getShaderConstHandle(String::ToString("$texSize%d", i));
mRenderTargetParamsSC[i] = mShader->getShaderConstHandle(String::ToString("$rtParams%d",i));
mMipCountSC[i] = mShader->getShaderConstHandle(String::ToString("$mipCount%d", i));
}
mTargetViewportSC = mShader->getShaderConstHandle( "$targetViewport" );
@ -843,6 +846,11 @@ void PostEffect::_setupConstants( const SceneRenderState *state )
texSizeConst.y = (F32)mActiveTextures[i]->getHeight();
mShaderConsts->set( mTexSizeSC[i], texSizeConst );
}
if (mMipCountSC[i]->isValid())
{
mShaderConsts->set(mMipCountSC[i], (S32)mActiveTextures[i]->getMipLevels());
}
}
for ( U32 i = 0; i < NumTextures; i++ )
@ -1265,7 +1273,7 @@ void PostEffect::_setupTarget( const SceneRenderState *state, bool *outClearTarg
mTargetTex.getWidthHeight() != targetSize )
{
mTargetTex.set( targetSize.x, targetSize.y, mTargetFormat,
&PostFxTargetProfile, "PostEffect::_setupTarget" );
&PostFxTargetProfile, "PostEffect::_setupTarget", mMipCap);
if ( mTargetClear == PFXTargetClear_OnCreate )
*outClearTarget = true;

2
Engine/source/postFx/postEffect.h
View file

@ -133,6 +133,7 @@ protected:
GFXShaderConstHandle *mTexSizeSC[NumTextures];
GFXShaderConstHandle *mRenderTargetParamsSC[NumTextures];
GFXShaderConstHandle* mMipCountSC[NumTextures];
GFXShaderConstHandle *mViewportOffsetSC;
@ -176,6 +177,7 @@ protected:
String mTargetName;
GFXTexHandle mTargetTex;
S32 mMipCap;
String mTargetDepthStencilName;
GFXTexHandle mTargetDepthStencil;

79
Templates/BaseGame/game/core/postFX/scripts/HDR/HDRPostFX.tscript
View file

@ -117,8 +117,7 @@ singleton ShaderData( HDR_BloomUpSampleShader )
OGLVertexShaderFile= $Core::CommonShaderPath @ "/postFX/gl/postFxV.glsl";
OGLPixelShaderFile = "./HDR_Bloom/upSampleP.glsl";
samplerNames[0] = "$nxtTex";
samplerNames[1] = "$mipTex";
samplerNames[0] = "$hdrbloomDown";
pixVersion = 3.0;
};
@ -292,13 +291,7 @@ function HDRPostFX::setShaderConsts( %this )
%bloom.skip = (!$PostFX::HDRPostFX::enableBloom || !$pref::PostFX::EnableHDRBloom);
%bloom.setShaderConst("$threshold", $PostFX::HDRPostFX::threshold);
for (%idx = 0; %idx < %this.mipsCount; %idx++)
{
%mip = %bloom.getObject(%this.mipsCount + %idx);
%mip.setShaderConst("$filterRadius", $PostFX::HDRPostFX::radius);
%mip.setShaderConst("$mipId", %idx);
}
%bloom-->upFX.setShaderConst("$filterRadius", $PostFX::HDRPostFX::radius);
%strength = $PostFX::HDRPostFX::intensity;
if (!$PostFX::HDRPostFX::enableBloom || !$pref::PostFX::EnableHDRBloom)
@ -524,50 +517,36 @@ function HDRPostFX::SetupBloomFX( %this )
shader = HDR_BloomThresholdShader;
stateBlock = HDR_DownSampleStateBlock;
texture[0] = "#hdrInitBloom";
target = "#hdrbloom_0";
target = "#hdrbloomIn";
mipCap = "5";
targetFormat = %this.mipTexFormat;
};
%textureName = "#hdrbloom_0";
for (%idx = 0; %idx < %this.mipsCount; %idx++)
{
%mipName = "hdrbloom_" @ (%idx + 1);
%mipFX = new PostEffect()
{
internalName = %mipName;
allowReflectPass = false;
shader = HDR_BloomDownSampleShader;
stateBlock = HDR_DownSampleStateBlock;
texture[0] = %textureName;
target = "#" @ %mipName;
targetScale = "0.5 0.5";
targetFormat = %this.mipTexFormat;
};
%bloomFX.add(%mipFX);
%textureName = "#" @ %mipName;
}
for (%idx = %this.mipsCount - 1; %idx >= 0; %idx--)
%downFX = new PostEffect()
{
%nxt = "#hdrbloom_" @ %idx;
%mipName = "hdrbloom_up_" @ %idx;
%mipFX = new PostEffect()
{
internalName = %mipName;
allowReflectPass = false;
shader = HDR_BloomUpSampleShader;
stateBlock = HDR_DownSampleStateBlock;
texture[0] = %nxt;
texture[1] = %textureName;
target = "#" @ %mipName;
targetFormat = %this.mipTexFormat;
};
%bloomFX.add(%mipFX);
%textureName = "#" @ %mipName;
}
internalName = "downFX";
allowReflectPass = false;
shader = HDR_BloomDownSampleShader;
stateBlock = HDR_DownSampleStateBlock;
texture[0] = "#hdrbloomIn";
target = "#hdrbloomDown";
mipCap = "5";
targetScale = "0.5 0.5";
targetFormat = %this.mipTexFormat;
};
%bloomFX.add(%downFX);
%upFX = new PostEffect()
{
internalName = "upFX";
allowReflectPass = false;
shader = HDR_BloomUpSampleShader;
stateBlock = HDR_DownSampleStateBlock;
texture[0] = "#hdrbloomDown";
target = "#hdrbloomUp";
targetFormat = %this.mipTexFormat;
};
%bloomFX.add(%upFX);
%finalFX = new PostEffect()
{
@ -575,7 +554,7 @@ function HDRPostFX::SetupBloomFX( %this )
allowReflectPass = false;
shader = HDR_BloomDirtShader;
stateBlock = HDR_LensDirtStateBlock;
texture[0] = "#hdrbloom_up_0";
texture[0] = "#hdrbloomUp";
target = "#hdrbloom_end";
targetFormat = %this.mipTexFormat;
};

99
Templates/BaseGame/game/core/postFX/scripts/HDR/HDR_Bloom/downSampleP.glsl
View file

@ -28,59 +28,66 @@
#line 28
uniform sampler2D inputTex;
uniform vec2 oneOverTargetSize;
uniform int mipId;
uniform int mipCount0;
out vec4 OUT_col;
void main()
{
vec4 downSample = vec4(0, 0, 0, 0);
float x = oneOverTargetSize.x;
float y = oneOverTargetSize.y;
vec3 a = texture(inputTex, vec2(IN_uv0.x - 2 * x, IN_uv0.y + 2 * y)).rgb;
vec3 b = texture(inputTex, vec2(IN_uv0.x, IN_uv0.y + 2 * y)).rgb;
vec3 c = texture(inputTex, vec2(IN_uv0.x + 2 * x, IN_uv0.y + 2 * y)).rgb;
vec4 finalOut = float4(0, 0, 0, 0);
vec3 d = texture(inputTex, vec2(IN_uv0.x - 2 * x, IN_uv0.y)).rgb;
vec3 e = texture(inputTex, vec2(IN_uv0.x, IN_uv0.y)).rgb;
vec3 f = texture(inputTex, vec2(IN_uv0.x + 2 * x, IN_uv0.y)).rgb;
vec3 g = texture(inputTex, vec2(IN_uv0.x - 2 * x, IN_uv0.y - 2 * y)).rgb;
vec3 h = texture(inputTex, vec2(IN_uv0.x, IN_uv0.y - 2 * y)).rgb;
vec3 i = texture(inputTex, vec2(IN_uv0.x + 2 * x, IN_uv0.y - 2 * y)).rgb;
vec3 j = texture(inputTex, vec2(IN_uv0.x - x, IN_uv0.y + y)).rgb;
vec3 k = texture(inputTex, vec2(IN_uv0.x + x, IN_uv0.y + y)).rgb;
vec3 l = texture(inputTex, vec2(IN_uv0.x - x, IN_uv0.y - y)).rgb;
vec3 m = texture(inputTex, vec2(IN_uv0.x + x, IN_uv0.y - y)).rgb;
vec3 group[5];
switch (mipId)
for (int mipId = 0; mipId<mipCount0; mipId++)
{
case 0:
group[0] = (a+b+d+e) * (0.125/4.0);
group[1] = (b+c+e+f) * (0.125/4.0);
group[2] = (d+e+g+h) * (0.125/4.0);
group[3] = (e+f+h+i) * (0.125/4.0);
group[4] = (j+k+l+m) * (0.5/4.0);
group[0] *= KarisAverage(group[0]);
group[1] *= KarisAverage(group[1]);
group[2] *= KarisAverage(group[2]);
group[3] *= KarisAverage(group[3]);
group[4] *= KarisAverage(group[4]);
downSample.rgb = group[0]+group[1]+group[2]+group[3]+group[4];
downSample.a = 1.0;
break;
default:
downSample.rgb = e*0.125;
downSample.rgb += (a+c+g+i)*0.03125;
downSample.rgb += (b+d+f+h)*0.0625;
downSample.rgb += (j+k+l+m)*0.125;
downSample.a = 1.0;
break;
}
float mipWeight = float(mipId)/float(mipCount0);
float mipIDf = float(mipId);
float x = oneOverTargetSize.x*pow(0.5, mipId);
float y = oneOverTargetSize.y*pow(0.5, mipId);
OUT_col = downSample;
vec3 a = textureLod(inputTex, vec2(IN_uv0.x - 2 * x, IN_uv0.y + 2 * y), mipIDf).rgb;
vec3 b = textureLod(inputTex, vec2(IN_uv0.x, IN_uv0.y + 2 * y), mipIDf).rgb;
vec3 c = textureLod(inputTex, vec2(IN_uv0.x + 2 * x, IN_uv0.y + 2 * y), mipIDf).rgb;
vec3 d = textureLod(inputTex, vec2(IN_uv0.x - 2 * x, IN_uv0.y), mipIDf).rgb;
vec3 e = textureLod(inputTex, vec2(IN_uv0.x, IN_uv0.y), mipIDf).rgb;
vec3 f = textureLod(inputTex, vec2(IN_uv0.x + 2 * x, IN_uv0.y), mipIDf).rgb;
vec3 g = textureLod(inputTex, vec2(IN_uv0.x - 2 * x, IN_uv0.y - 2 * y), mipIDf).rgb;
vec3 h = textureLod(inputTex, vec2(IN_uv0.x, IN_uv0.y - 2 * y), mipIDf).rgb;
vec3 i = textureLod(inputTex, vec2(IN_uv0.x + 2 * x, IN_uv0.y - 2 * y), mipIDf).rgb;
vec3 j = textureLod(inputTex, vec2(IN_uv0.x - x, IN_uv0.y + y), mipIDf).rgb;
vec3 k = textureLod(inputTex, vec2(IN_uv0.x + x, IN_uv0.y + y), mipIDf).rgb;
vec3 l = textureLod(inputTex, vec2(IN_uv0.x - x, IN_uv0.y - y), mipIDf).rgb;
vec3 m = textureLod(inputTex, vec2(IN_uv0.x + x, IN_uv0.y - y), mipIDf).rgb;
vec3 group[5];
switch (mipId)
{
case 0:
group[0] = (a+b+d+e) * (0.125/4.0);
group[1] = (b+c+e+f) * (0.125/4.0);
group[2] = (d+e+g+h) * (0.125/4.0);
group[3] = (e+f+h+i) * (0.125/4.0);
group[4] = (j+k+l+m) * (0.5/4.0);
group[0] *= KarisAverage(group[0]);
group[1] *= KarisAverage(group[1]);
group[2] *= KarisAverage(group[2]);
group[3] *= KarisAverage(group[3]);
group[4] *= KarisAverage(group[4]);
downSample.rgb = group[0]+group[1]+group[2]+group[3]+group[4];
downSample.a = 1.0;
break;
default:
downSample.rgb = e*mipWeight;
downSample.rgb += (a+c+g+i)*mipWeight*0.125;
downSample.rgb += (b+d+f+h)*mipWeight*0.25;
downSample.rgb += (j+k+l+m)*mipWeight*0.5;
downSample.a = 1.0;
break;
}
finalOut += downSample*(1.0-mipWeight);
}
OUT_col = finalOut;
}

100
Templates/BaseGame/game/core/postFX/scripts/HDR/HDR_Bloom/downSampleP.hlsl
View file

@ -25,57 +25,63 @@
TORQUE_UNIFORM_SAMPLER2D(inputTex, 0);
uniform float2 oneOverTargetSize;
uniform int mipId;
uniform int mipCount0;
float4 main(PFXVertToPix IN) : TORQUE_TARGET0
{
float4 downSample = float4(0, 0, 0, 0);
float x = oneOverTargetSize.x;
float y = oneOverTargetSize.y;
float4 downSample = float4(0, 0, 0, 0);
float4 finalOut = float4(0, 0, 0, 0);
float3 a = TORQUE_TEX2D(inputTex, float2(IN.uv0.x - 2 * x, IN.uv0.y + 2*y)).rgb;
float3 b = TORQUE_TEX2D(inputTex, float2(IN.uv0.x , IN.uv0.y + 2*y)).rgb;
float3 c = TORQUE_TEX2D(inputTex, float2(IN.uv0.x + 2 * x, IN.uv0.y + 2*y)).rgb;
float3 d = TORQUE_TEX2D(inputTex, float2(IN.uv0.x - 2 * x, IN.uv0.y)).rgb;
float3 e = TORQUE_TEX2D(inputTex, float2(IN.uv0.x , IN.uv0.y)).rgb;
float3 f = TORQUE_TEX2D(inputTex, float2(IN.uv0.x + 2 * x, IN.uv0.y)).rgb;
float3 g = TORQUE_TEX2D(inputTex, float2(IN.uv0.x - 2 * x, IN.uv0.y - 2*y)).rgb;
float3 h = TORQUE_TEX2D(inputTex, float2(IN.uv0.x , IN.uv0.y - 2*y)).rgb;
float3 i = TORQUE_TEX2D(inputTex, float2(IN.uv0.x + 2 * x, IN.uv0.y - 2*y)).rgb;
float3 j = TORQUE_TEX2D(inputTex, float2(IN.uv0.x - x, IN.uv0.y + y)).rgb;
float3 k = TORQUE_TEX2D(inputTex, float2(IN.uv0.x + x, IN.uv0.y + y)).rgb;
float3 l = TORQUE_TEX2D(inputTex, float2(IN.uv0.x - x, IN.uv0.y - y)).rgb;
float3 m = TORQUE_TEX2D(inputTex, float2(IN.uv0.x + x, IN.uv0.y - y)).rgb;
float3 group[5];
switch (mipId)
for (int mipId = 0; mipId<mipCount0; mipId++)
{
case 0:
group[0] = (a+b+d+e) * (0.125f/4.0f);
group[1] = (b+c+e+f) * (0.125f/4.0f);
group[2] = (d+e+g+h) * (0.125f/4.0f);
group[3] = (e+f+h+i) * (0.125f/4.0f);
group[4] = (j+k+l+m) * (0.5f/4.0f);
group[0] *= KarisAverage(group[0]);
group[1] *= KarisAverage(group[1]);
group[2] *= KarisAverage(group[2]);
group[3] *= KarisAverage(group[3]);
group[4] *= KarisAverage(group[4]);
downSample.rgb = group[0]+group[1]+group[2]+group[3]+group[4];
downSample.a = 1.0;
break;
default:
downSample.rgb = e*0.125;
downSample.rgb += (a+c+g+i)*0.03125;
downSample.rgb += (b+d+f+h)*0.0625;
downSample.rgb += (j+k+l+m)*0.125;
downSample.a = 1.0;
break;
}
float mipWeight = float(mipId)/float(mipCount0);
float x = oneOverTargetSize.x*pow(0.5, mipId);
float y = oneOverTargetSize.y*pow(0.5, mipId);
float3 a = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x - 2 * x, IN.uv0.y + 2*y, 0, mipId)).rgb;
float3 b = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x , IN.uv0.y + 2*y, 0, mipId)).rgb;
float3 c = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x + 2 * x, IN.uv0.y + 2*y, 0, mipId)).rgb;
return downSample;
float3 d = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x - 2 * x, IN.uv0.y, 0, mipId)).rgb;
float3 e = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x , IN.uv0.y, 0, mipId)).rgb;
float3 f = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x + 2 * x, IN.uv0.y, 0, mipId)).rgb;
float3 g = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x - 2 * x, IN.uv0.y - 2*y, 0, mipId)).rgb;
float3 h = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x , IN.uv0.y - 2*y, 0, mipId)).rgb;
float3 i = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x + 2 * x, IN.uv0.y - 2*y, 0, mipId)).rgb;
float3 j = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x - x, IN.uv0.y + y, 0, mipId)).rgb;
float3 k = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x + x, IN.uv0.y + y, 0, mipId)).rgb;
float3 l = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x - x, IN.uv0.y - y, 0, mipId)).rgb;
float3 m = TORQUE_TEX2DLOD(inputTex, float4(IN.uv0.x + x, IN.uv0.y - y, 0, mipId)).rgb;
float3 group[5];
switch (mipId)
{
case 0:
group[0] = (a+b+d+e) * (0.125f/4.0f);
group[1] = (b+c+e+f) * (0.125f/4.0f);
group[2] = (d+e+g+h) * (0.125f/4.0f);
group[3] = (e+f+h+i) * (0.125f/4.0f);
group[4] = (j+k+l+m) * (0.5f/4.0f);
group[0] *= KarisAverage(group[0]);
group[1] *= KarisAverage(group[1]);
group[2] *= KarisAverage(group[2]);
group[3] *= KarisAverage(group[3]);
group[4] *= KarisAverage(group[4]);
downSample.rgb = group[0]+group[1]+group[2]+group[3]+group[4];
downSample.a = 1.0;
break;
default:
downSample.rgb = e*mipWeight;
downSample.rgb += (a+c+g+i)*mipWeight*0.125;
downSample.rgb += (b+d+f+h)*mipWeight*0.25;
downSample.rgb += (j+k+l+m)*mipWeight*0.5;
downSample.a = 1.0;
break;
}
finalOut += downSample*(1.0-mipWeight);
}
return float4(finalOut.rgb,1);
}

47
Templates/BaseGame/game/core/postFX/scripts/HDR/HDR_Bloom/upSampleP.glsl
View file

@ -24,38 +24,43 @@
#include "core/rendering/shaders/postFX/gl/postFx.glsl"
#include "shadergen:/autogenConditioners.h"
#line 26
uniform sampler2D nxtTex;
uniform sampler2D mipTex;
uniform sampler2D hdrbloomDown;
uniform float filterRadius;
uniform vec2 oneOverTargetSize;
uniform int mipCount0;
out vec4 OUT_col;
void main()
{
vec4 upSample = vec4(0, 0, 0, 0);
float x = filterRadius*oneOverTargetSize.x;
float y = filterRadius*oneOverTargetSize.y;
vec4 finalOut = float4(0, 0, 0, 0);
for (int mipId = 0; mipId<mipCount0; mipId++)
{
float x = filterRadius*oneOverTargetSize.x*pow(0.5, mipId);
float y = filterRadius*oneOverTargetSize.y*pow(0.5, mipId);
float mipIDf = float(mipId);
vec3 a = texture(mipTex, vec2(IN_uv1.x - x, IN_uv1.y + y)).rgb;
vec3 b = texture(mipTex, vec2(IN_uv1.x, IN_uv1.y + y)).rgb;
vec3 c = texture(mipTex, vec2(IN_uv1.x + x, IN_uv1.y + y)).rgb;
vec3 a = textureLod(hdrbloomDown, vec2(IN_uv0.x - x, IN_uv0.y + y), mipIDf).rgb;
vec3 b = textureLod(hdrbloomDown, vec2(IN_uv0.x, IN_uv0.y + y), mipIDf).rgb;
vec3 c = textureLod(hdrbloomDown, vec2(IN_uv0.x + x, IN_uv0.y + y), mipIDf).rgb;
vec3 d = texture(mipTex, vec2(IN_uv1.x - x, IN_uv1.y)).rgb;
vec3 e = texture(mipTex, vec2(IN_uv1.x, IN_uv1.y)).rgb;
vec3 f = texture(mipTex, vec2(IN_uv1.x + x, IN_uv1.y)).rgb;
vec3 d = textureLod(hdrbloomDown, vec2(IN_uv0.x - x, IN_uv0.y), mipIDf).rgb;
vec3 e = textureLod(hdrbloomDown, vec2(IN_uv0.x, IN_uv0.y), mipIDf).rgb;
vec3 f = textureLod(hdrbloomDown, vec2(IN_uv0.x + x, IN_uv0.y), mipIDf).rgb;
vec3 g = texture(mipTex, vec2(IN_uv1.x - x, IN_uv1.y - y)).rgb;
vec3 h = texture(mipTex, vec2(IN_uv1.x, IN_uv1.y - y)).rgb;
vec3 i = texture(mipTex, vec2(IN_uv1.x + x, IN_uv1.y - y)).rgb;
vec3 g = textureLod(hdrbloomDown, vec2(IN_uv0.x - x, IN_uv0.y - y), mipIDf).rgb;
vec3 h = textureLod(hdrbloomDown, vec2(IN_uv0.x, IN_uv0.y - y), mipIDf).rgb;
vec3 i = textureLod(hdrbloomDown, vec2(IN_uv0.x + x, IN_uv0.y - y), mipIDf).rgb;
upSample.rgb = e*4.0;
upSample.rgb += (b+d+f+h)*2.0;
upSample.rgb += (a+c+g+i);
upSample.rgb *= 1.0 / 16.0;
upSample.a = 1.0;
upSample.rgb = e*4.0;
upSample.rgb += (b+d+f+h)*2.0;
upSample.rgb += (a+c+g+i);
upSample.rgb *= 1.0 / 16.0;
finalOut += upSample;
}
finalOut /= mipCount0;
finalOut.a = 1.0;
upSample = texture(nxtTex, IN_uv0) + upSample;
OUT_col = upSample;
OUT_col = finalOut;
}

48
Templates/BaseGame/game/core/postFX/scripts/HDR/HDR_Bloom/upSampleP.hlsl
View file

@ -22,36 +22,40 @@
#include "core/rendering/shaders/postFX/postFx.hlsl"
TORQUE_UNIFORM_SAMPLER2D(nxtTex, 0);
TORQUE_UNIFORM_SAMPLER2D(mipTex, 1);
TORQUE_UNIFORM_SAMPLER2D(hdrbloomDown, 0);
uniform float filterRadius;
uniform float2 oneOverTargetSize;
uniform int mipCount0;
float4 main(PFXVertToPix IN) : TORQUE_TARGET0
{
float4 upSample = float4(0, 0, 0, 0);
float x = filterRadius*oneOverTargetSize.x;
float y = filterRadius*oneOverTargetSize.y;
float4 finalOut = float4(0, 0, 0, 0);
for (int mipId = 0; mipId<mipCount0; mipId++)
{
float x = filterRadius*oneOverTargetSize.x*pow(0.5, mipId);
float y = filterRadius*oneOverTargetSize.y*pow(0.5, mipId);
float3 a = TORQUE_TEX2D(mipTex, float2(IN.uv1.x - x, IN.uv1.y + y)).rgb;
float3 b = TORQUE_TEX2D(mipTex, float2(IN.uv1.x, IN.uv1.y + y)).rgb;
float3 c = TORQUE_TEX2D(mipTex, float2(IN.uv1.x + x, IN.uv1.y + y)).rgb;
float3 a = TORQUE_TEX2DLOD(hdrbloomDown, float4(IN.uv0.x - x, IN.uv0.y + y, 0, mipId)).rgb;
float3 b = TORQUE_TEX2DLOD(hdrbloomDown, float4(IN.uv0.x, IN.uv0.y + y, 0, mipId)).rgb;
float3 c = TORQUE_TEX2DLOD(hdrbloomDown, float4(IN.uv0.x + x, IN.uv0.y + y, 0, mipId)).rgb;
float3 d = TORQUE_TEX2D(mipTex, float2(IN.uv1.x - x, IN.uv1.y)).rgb;
float3 e = TORQUE_TEX2D(mipTex, float2(IN.uv1.x, IN.uv1.y)).rgb;
float3 f = TORQUE_TEX2D(mipTex, float2(IN.uv1.x + x, IN.uv1.y)).rgb;
float3 d = TORQUE_TEX2DLOD(hdrbloomDown, float4(IN.uv0.x - x, IN.uv0.y, 0, mipId)).rgb;
float3 e = TORQUE_TEX2DLOD(hdrbloomDown, float4(IN.uv0.x, IN.uv0.y, 0, mipId)).rgb;
float3 f = TORQUE_TEX2DLOD(hdrbloomDown, float4(IN.uv0.x + x, IN.uv0.y, 0, mipId)).rgb;
float3 g = TORQUE_TEX2D(mipTex, float2(IN.uv1.x - x, IN.uv1.y - y)).rgb;
float3 h = TORQUE_TEX2D(mipTex, float2(IN.uv1.x, IN.uv1.y - y)).rgb;
float3 i = TORQUE_TEX2D(mipTex, float2(IN.uv1.x + x, IN.uv1.y - y)).rgb;
float3 g = TORQUE_TEX2DLOD(hdrbloomDown, float4(IN.uv0.x - x, IN.uv0.y - y, 0, mipId)).rgb;
float3 h = TORQUE_TEX2DLOD(hdrbloomDown, float4(IN.uv0.x, IN.uv0.y - y, 0, mipId)).rgb;
float3 i = TORQUE_TEX2DLOD(hdrbloomDown, float4(IN.uv0.x + x, IN.uv0.y - y, 0, mipId)).rgb;
upSample.rgb = e*4.0;
upSample.rgb += (b+d+f+h)*2.0;
upSample.rgb += (a+c+g+i);
upSample.rgb *= 1.0 / 16.0;
upSample.a = 1.0;
upSample = TORQUE_TEX2D(nxtTex, IN.uv0) + upSample;
return upSample;
upSample.rgb = e*4.0;
upSample.rgb += (b+d+f+h)*2.0;
upSample.rgb += (a+c+g+i);
upSample.rgb *= 1.0 / 16.0;
finalOut += upSample;
}
finalOut /= mipCount0;
finalOut.a = 1.0;
return float4(finalOut.rgb,1);
}