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cubemap baking fix

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the key part of this issue was to invert the order we were baking the faces. Not much of a fix but it works better than before need to get a proper fix implement
the way the issue is copying X+ into every other face but isnt doing it in the reverse order means the rtv for face 0 must be being replicated into all other faces.
This commit is contained in:
marauder2k7 2024-12-04 21:57:32 +00:00
parent 49c76cc486
commit f288ffccba
6 changed files with 94 additions and 72 deletions
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90
Engine/source/scene/reflector.cpp
View file

@ -320,24 +320,38 @@ void CubeReflector::updateReflection( const ReflectParams &params, Point3F expli
mCubemap->getFormat() != reflectFormat )
{
mCubemap = GFX->createCubemap();
mCubemap->initDynamic( texDim, reflectFormat );
mCubemap->initDynamic( texDim, reflectFormat);
}
mDepthBuff = LightShadowMap::_getDepthTarget( texDim, texDim );
if ( mRenderTarget.isNull() )
mRenderTarget = GFX->allocRenderToTextureTarget();
GFX->pushActiveRenderTarget();
mRenderTarget->attachTexture( GFXTextureTarget::DepthStencil, mDepthBuff );
mDepthBuff = LightShadowMap::_getDepthTarget(texDim, texDim);
mRenderTarget->attachTexture(GFXTextureTarget::DepthStencil, mDepthBuff);
F32 oldVisibleDist = gClientSceneGraph->getVisibleDistance();
gClientSceneGraph->setVisibleDistance( mDesc->farDist );
// store current matrices
GFXTransformSaver saver;
for ( U32 i = 0; i < 6; i++ )
updateFace( params, i, explicitPostion);
F32 detailAdjustBackup = TSShapeInstance::smDetailAdjust;
TSShapeInstance::smDetailAdjust *= mDesc->detailAdjust;
// set projection to 90 degrees vertical and horizontal
F32 left, right, top, bottom;
MathUtils::makeFrustum(&left, &right, &top, &bottom, M_HALFPI_F, 1.0f, mDesc->nearDist);
GFX->setFrustum(left, right, bottom, top, mDesc->nearDist, mDesc->farDist);
// We don't use a special clipping projection, but still need to initialize
// this for objects like SkyBox which will use it during a reflect pass.
gClientSceneGraph->setNonClipProjection(GFX->getProjectionMatrix());
for (S32 i = 5; i >= 0; i--) {
updateFace(params, i, explicitPostion);
}
TSShapeInstance::smDetailAdjust = detailAdjustBackup;
mCubemap->generateMipMaps();
@ -353,76 +367,59 @@ void CubeReflector::updateFace( const ReflectParams &params, U32 faceidx, Point3
{
GFXDEBUGEVENT_SCOPE( CubeReflector_UpdateFace, ColorI::WHITE );
// store current matrices
GFXTransformSaver saver;
F32 detailAdjustBackup = TSShapeInstance::smDetailAdjust;
TSShapeInstance::smDetailAdjust *= mDesc->detailAdjust;
// set projection to 90 degrees vertical and horizontal
F32 left, right, top, bottom;
MathUtils::makeFrustum( &left, &right, &top, &bottom, M_HALFPI_F, 1.0f, mDesc->nearDist );
GFX->setFrustum( left, right, bottom, top, mDesc->nearDist, mDesc->farDist );
// We don't use a special clipping projection, but still need to initialize
// this for objects like SkyBox which will use it during a reflect pass.
gClientSceneGraph->setNonClipProjection( GFX->getProjectionMatrix() );
// Standard view that will be overridden below.
VectorF vLookatPt(0.0f, 0.0f, 0.0f), vUpVec(0.0f, 0.0f, 0.0f), vRight(0.0f, 0.0f, 0.0f);
VectorF target = VectorF::Zero;
VectorF eye = VectorF::Zero;
if (explicitPostion == Point3F::Max)
{
eye = mObject->getPosition();
}
else
{
eye = explicitPostion;
}
VectorF vUpVec(0.0f, 0.0f, 0.0f);
switch( faceidx )
{
case 0 : // D3DCUBEMAP_FACE_POSITIVE_X:
vLookatPt = VectorF( 1.0f, 0.0f, 0.0f );
target = eye + VectorF( 1.0f, 0.0f, 0.0f );
vUpVec = VectorF( 0.0f, 1.0f, 0.0f );
break;
case 1 : // D3DCUBEMAP_FACE_NEGATIVE_X:
vLookatPt = VectorF( -1.0f, 0.0f, 0.0f );
target = eye + VectorF( -1.0f, 0.0f, 0.0f );
vUpVec = VectorF( 0.0f, 1.0f, 0.0f );
break;
case 2 : // D3DCUBEMAP_FACE_POSITIVE_Y:
vLookatPt = VectorF( 0.0f, 1.0f, 0.0f );
target = eye + VectorF( 0.0f, 1.0f, 0.0f );
vUpVec = VectorF( 0.0f, 0.0f,-1.0f );
break;
case 3 : // D3DCUBEMAP_FACE_NEGATIVE_Y:
vLookatPt = VectorF( 0.0f, -1.0f, 0.0f );
target = eye + VectorF( 0.0f, -1.0f, 0.0f );
vUpVec = VectorF( 0.0f, 0.0f, 1.0f );
break;
case 4 : // D3DCUBEMAP_FACE_POSITIVE_Z:
vLookatPt = VectorF( 0.0f, 0.0f, 1.0f );
target = eye + VectorF( 0.0f, 0.0f, 1.0f );
vUpVec = VectorF( 0.0f, 1.0f, 0.0f );
break;
case 5: // D3DCUBEMAP_FACE_NEGATIVE_Z:
vLookatPt = VectorF( 0.0f, 0.0f, -1.0f );
target = eye + VectorF( 0.0f, 0.0f, -1.0f );
vUpVec = VectorF( 0.0f, 1.0f, 0.0f );
break;
}
// create camera matrix
VectorF cross = mCross( vUpVec, vLookatPt );
cross.normalizeSafe();
MatrixF matView(true);
matView.setColumn( 0, cross );
matView.setColumn( 1, vLookatPt );
matView.setColumn( 2, vUpVec );
if (explicitPostion == Point3F::Max)
{
matView.setPosition(mObject->getPosition());
}
else
{
matView.setPosition(explicitPostion);
}
matView.LookAt(eye, target, vUpVec);
matView.inverse();
GFX->setWorldMatrix(matView);
GFX->clearTextureStateImmediate(0);
mRenderTarget->attachTexture( GFXTextureTarget::Color0, mCubemap, faceidx );
GFX->setActiveRenderTarget(mRenderTarget);
GFX->clear( GFXClearStencil | GFXClearTarget | GFXClearZBuffer, gCanvasClearColor, 0.0f, 0 );
GFX->clear( GFXClearStencil | GFXClearTarget | GFXClearZBuffer, gCanvasClearColor, 0.0f, 0);
SceneRenderState reflectRenderState
(
@ -441,7 +438,6 @@ void CubeReflector::updateFace( const ReflectParams &params, U32 faceidx, Point3
// Clean up.
mRenderTarget->resolve();
TSShapeInstance::smDetailAdjust = detailAdjustBackup;
}
F32 CubeReflector::calcFaceScore( const ReflectParams &params, U32 faceidx )