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Torque3D/Engine/source/renderInstance/renderProbeMgr.cpp

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//-----------------------------------------------------------------------------
// Copyright (c) 2012 GarageGames, LLC
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//-----------------------------------------------------------------------------
#include "renderProbeMgr.h"
#include "console/consoleTypes.h"
#include "scene/sceneObject.h"
#include "materials/materialManager.h"
#include "scene/sceneRenderState.h"
#include "math/util/sphereMesh.h"
#include "math/util/matrixSet.h"
#include "materials/processedMaterial.h"
#include "renderInstance/renderDeferredMgr.h"
#include "math/mPolyhedron.impl.h"
#include "gfx/gfxTransformSaver.h"
#include "gfx/gfxDebugEvent.h"
#include "shaderGen/shaderGenVars.h"
#include "materials/shaderData.h"
#include "gfx/gfxTextureManager.h"
#include "postFx/postEffect.h"
IMPLEMENT_CONOBJECT(RenderProbeMgr);
ConsoleDocClass( RenderProbeMgr,
"@brief A render bin which uses object callbacks for rendering.\n\n"
"This render bin gathers object render instances and calls its delegate "
"method to perform rendering. It is used infrequently for specialized "
"scene objects which perform custom rendering.\n\n"
"@ingroup RenderBin\n" );
RenderProbeMgr *RenderProbeMgr::smProbeManager = NULL;
bool RenderProbeMgr::smRenderReflectionProbes = true;
S32 QSORT_CALLBACK AscendingReflectProbeInfluence(const void* a, const void* b)
{
// Debug Profiling.
PROFILE_SCOPE(AdvancedLightBinManager_AscendingReflectProbeInfluence);
// Fetch asset definitions.
const ProbeRenderInst* pReflectProbeA = (*(ProbeRenderInst**)a);
const ProbeRenderInst* pReflectProbeB = (*(ProbeRenderInst**)b);
//sort by score
return pReflectProbeA->mScore - pReflectProbeB->mScore;
}
//
//
ProbeRenderInst::ProbeRenderInst() : SystemInterface(),
mTransform(true),
mDirty(false),
mAmbient(0.0f, 0.0f, 0.0f, 1.0f),
mPriority(1.0f),
mScore(0.0f),
mDebugRender(false),
mCubemap(NULL),
mIrradianceCubemap(NULL),
mBRDFTexture(NULL),
mRadius(1.0f),
mIntensity(1.0f),
mProbePosOffset(0, 0, 0),
numPrims(0)
{
for (U32 i = 0; i < 5; ++i)
{
mSHConstants[i] = 0;
}
}
ProbeRenderInst::~ProbeRenderInst()
{
if (mCubemap && mCubemap.isValid())
{
mCubemap.free();
}
if (mIrradianceCubemap && mIrradianceCubemap.isValid())
{
mIrradianceCubemap.free();
}
if (mBRDFTexture && mBRDFTexture->isValid())
{
mBRDFTexture->free();
}
}
void ProbeRenderInst::set(const ProbeRenderInst *probeInfo)
{
mTransform = probeInfo->mTransform;
mAmbient = probeInfo->mAmbient;
mCubemap = probeInfo->mCubemap;
mIrradianceCubemap = probeInfo->mIrradianceCubemap;
mBRDFTexture = probeInfo->mBRDFTexture;
mRadius = probeInfo->mRadius;
mIntensity = probeInfo->mIntensity;
mProbeShapeType = probeInfo->mProbeShapeType;
numPrims = probeInfo->numPrims;
numVerts = probeInfo->numVerts;
numIndicesForPoly = probeInfo->numIndicesForPoly;
mBounds = probeInfo->mBounds;
mIsSkylight = probeInfo->mIsSkylight;
mScore = probeInfo->mScore;
for (U32 i = 0; i < 9; i++)
{
mSHTerms[i] = probeInfo->mSHTerms[i];
}
for (U32 i = 0; i < 5; i++)
{
mSHConstants[i] = probeInfo->mSHConstants[i];
}
}
void ProbeRenderInst::getWorldToLightProj(MatrixF *outMatrix) const
{
*outMatrix = getTransform();
outMatrix->inverse();
}
ProbeShaderConstants::ProbeShaderConstants()
: mInit(false),
mShader(NULL),
mProbeParamsSC(NULL),
mProbePositionSC(NULL),
mProbeRadiusSC(NULL),
mProbeBoxMinSC(NULL),
mProbeBoxMaxSC(NULL),
mProbeIsSphereSC(NULL),
mProbeLocalPosSC(NULL),
mProbeCubemapSC(NULL),
mProbeCountSC(NULL)
{
}
ProbeShaderConstants::~ProbeShaderConstants()
{
if (mShader.isValid())
{
mShader->getReloadSignal().remove(this, &ProbeShaderConstants::_onShaderReload);
mShader = NULL;
}
}
void ProbeShaderConstants::init(GFXShader* shader)
{
if (mShader.getPointer() != shader)
{
if (mShader.isValid())
mShader->getReloadSignal().remove(this, &ProbeShaderConstants::_onShaderReload);
mShader = shader;
mShader->getReloadSignal().notify(this, &ProbeShaderConstants::_onShaderReload);
}
mProbeParamsSC = shader->getShaderConstHandle("$probeParams");
//Reflection Probes
mProbePositionSC = shader->getShaderConstHandle(ShaderGenVars::probePosition);
mProbeRadiusSC = shader->getShaderConstHandle(ShaderGenVars::probeRadius);
mProbeBoxMinSC = shader->getShaderConstHandle(ShaderGenVars::probeBoxMin);
mProbeBoxMaxSC = shader->getShaderConstHandle(ShaderGenVars::probeBoxMax);
mProbeIsSphereSC = shader->getShaderConstHandle(ShaderGenVars::probeIsSphere);
mProbeLocalPosSC = shader->getShaderConstHandle(ShaderGenVars::probeLocalPos);
mProbeCubemapSC = shader->getShaderConstHandle(ShaderGenVars::probeCubemap);
mProbeCountSC = shader->getShaderConstHandle(ShaderGenVars::probeCount);
mInit = true;
}
void ProbeShaderConstants::_onShaderReload()
{
if (mShader.isValid())
init(mShader);
}
//
//
bool ReflectProbeMatInstance::init(const FeatureSet &features, const GFXVertexFormat *vertexFormat)
{
mShaderMat = nullptr;
bool success = Parent::init(features, vertexFormat);
// If the initialization failed don't continue.
if (!success || !mProcessedMaterial || mProcessedMaterial->getNumPasses() == 0)
return false;
mShaderMat = static_cast<ProcessedShaderMaterial*>(getShaderMaterial());
mShaderMat->init(features, vertexFormat, mFeaturesDelegate);
//mShaderMat->setMaterialParameters(mDefaultParameters, 0);
return true;
}
bool ReflectProbeMatInstance::setupPass(SceneRenderState *state, const SceneData &sgData)
{
if (!Parent::setupPass(state, sgData))
return false;
AssertFatal(mProcessedMaterial->getNumPasses() > 0, "No passes created! Ohnoes");
const RenderPassData *rpd = mProcessedMaterial->getPass(0);
AssertFatal(rpd, "No render pass data!");
AssertFatal(rpd->mRenderStates[0], "No render state 0!");
if (!mProjectionState)
{
GFXStateBlockDesc desc;
desc.setZReadWrite(false);
desc.zWriteEnable = false;
desc.setCullMode(GFXCullNone);
desc.setBlend(true, GFXBlendSrcAlpha, GFXBlendInvDestAlpha, GFXBlendOpAdd);
mProjectionState = GFX->createStateBlock(desc);
}
// Now override stateblock with our own
GFX->setStateBlock(mProjectionState);
return true;
}
//
//
RenderProbeMgr::RenderProbeMgr()
: RenderBinManager(RenderPassManager::RIT_Probes, 1.0f, 1.0f),
mReflectProbeMaterial(nullptr),
mLastShader(nullptr),
mLastConstants(nullptr)
{
String brdfPath = Con::getVariable("$Core::BRDFTexture", "core/art/pbr/brdfTexture.dds");
mBrdfTexture = TEXMGR->createTexture(brdfPath, &GFXTexturePersistentProfile);
mEffectiveProbeCount = 0;
mProbeArrayEffect = nullptr;
numProbesSC = nullptr;
}
RenderProbeMgr::RenderProbeMgr(RenderInstType riType, F32 renderOrder, F32 processAddOrder)
: RenderBinManager(riType, renderOrder, processAddOrder)
{
}
void RenderProbeMgr::initPersistFields()
{
Parent::initPersistFields();
}
void RenderProbeMgr::addElement(RenderInst *inst)
{
// If this instance is translucent handle it in RenderTranslucentMgr
//if (inst->translucentSort)
return;
//AssertFatal(inst->defaultKey != 0, "RenderMeshMgr::addElement() - Got null sort key... did you forget to set it?");
/*internalAddElement(inst);
ProbeRenderInst* probeInst = static_cast<ProbeRenderInst*>(inst);
if (probeInst->mIsSkylight)
{
addSkylightProbe(probeInst);
}
else
{
if (probeInst->mProbeShapeType == ProbeInfo::Sphere)
addSphereReflectionProbe(probeInst);
else
addConvexReflectionProbe(probeInst);
}*/
}
void RenderProbeMgr::registerProbe(U32 probeIdx)
{
//Mostly for consolidation, but also lets us sanity check or prep any other data we need for rendering this in one place at time of flagging for render
if (probeIdx >= ProbeRenderInst::all.size())
return;
mRegisteredProbes.push_back_unique(probeIdx);
//rebuild our probe data
//_setupStaticParameters();
}
void RenderProbeMgr::unregisterProbe(U32 probeIdx)
{
//Mostly for consolidation, but also lets us sanity check or prep any other data we need for rendering this in one place at time of flagging for render
if (probeIdx >= ProbeRenderInst::all.size())
return;
mRegisteredProbes.remove(probeIdx);
//rebuild our probe data
//_setupStaticParameters();
}
//
//
PostEffect* RenderProbeMgr::getProbeArrayEffect()
{
if (!mProbeArrayEffect)
{
mProbeArrayEffect = dynamic_cast<PostEffect*>(Sim::findObject("reflectionProbeArrayPostFX"));
if (!mProbeArrayEffect)
return nullptr;
}
return mProbeArrayEffect;
}
//remove
//Con::setIntVariable("lightMetrics::activeReflectionProbes", mReflectProbeBin.size());
//Con::setIntVariable("lightMetrics::culledReflectProbes", 0/*mNumLightsCulled*/);
//
void RenderProbeMgr::_setupStaticParameters()
{
//Array rendering
U32 probeCount = ProbeRenderInst::all.size();
mEffectiveProbeCount = 0;
probePositions.setSize(MAXPROBECOUNT);
probeWorldToObj.setSize(MAXPROBECOUNT);
probeBBMin.setSize(MAXPROBECOUNT);
probeBBMax.setSize(MAXPROBECOUNT);
probeUseSphereMode.setSize(MAXPROBECOUNT);
probeRadius.setSize(MAXPROBECOUNT);
probeAttenuation.setSize(MAXPROBECOUNT);
cubeMaps.setSize(MAXPROBECOUNT);
irradMaps.setSize(MAXPROBECOUNT);
for (U32 i = 0; i < probeCount; i++)
{
if (mEffectiveProbeCount >= MAXPROBECOUNT)
break;
ProbeRenderInst* curEntry = ProbeRenderInst::all[i];
if (!curEntry->mIsEnabled)
continue;
if (curEntry->mCubemap.isNull() || curEntry->mIrradianceCubemap.isNull())
continue;
if (!curEntry->mCubemap->isInitialised())
continue;
if (curEntry->mIsSkylight)
continue;
//Setup
const Point3F &probePos = curEntry->getPosition();
probePositions[i] = probePos + curEntry->mProbePosOffset;
MatrixF trans = curEntry->getTransform();
trans.inverse();
probeWorldToObj[i] = trans;
probeBBMin[i] = curEntry->mBounds.minExtents;
probeBBMax[i] = curEntry->mBounds.maxExtents;
probeUseSphereMode[i] = Point4F(curEntry->mProbeShapeType == ProbeRenderInst::Sphere ? 1 : 0, 0,0,0);
probeRadius[i] = Point4F(curEntry->mRadius,0,0,0);
probeAttenuation[i] = Point4F(1, 0, 0, 0);
cubeMaps[i] = curEntry->mCubemap;
irradMaps[i] = curEntry->mIrradianceCubemap;
mEffectiveProbeCount++;
}
if (mEffectiveProbeCount != 0)
{
mCubemapArray = GFXCubemapArrayHandle(GFX->createCubemapArray());
mIrradArray = GFXCubemapArrayHandle(GFX->createCubemapArray());
mCubemapArray->initStatic(cubeMaps.address(), mEffectiveProbeCount);
mIrradArray->initStatic(irradMaps.address(), mEffectiveProbeCount);
}
}
void RenderProbeMgr::_setupPerFrameParameters(const SceneRenderState *state)
{
PROFILE_SCOPE(RenderProbeMgr_SetupPerFrameParameters);
const Frustum &frustum = state->getCameraFrustum();
MatrixF invCam(frustum.getTransform());
invCam.inverse();
const Point3F *wsFrustumPoints = frustum.getPoints();
const Point3F& cameraPos = frustum.getPosition();
// Perform a camera offset. We need to manually perform this offset on the sun (or vector) light's
// polygon, which is at the far plane.
Point3F cameraOffsetPos = cameraPos;
// Now build the quad for drawing full-screen vector light
// passes.... this is a volatile VB and updates every frame.
FarFrustumQuadVert verts[4];
{
verts[0].point.set(wsFrustumPoints[Frustum::FarTopLeft] - cameraPos);
invCam.mulP(wsFrustumPoints[Frustum::FarTopLeft], &verts[0].normal);
verts[0].texCoord.set(-1.0, 1.0);
verts[0].tangent.set(wsFrustumPoints[Frustum::FarTopLeft] - cameraOffsetPos);
verts[1].point.set(wsFrustumPoints[Frustum::FarTopRight] - cameraPos);
invCam.mulP(wsFrustumPoints[Frustum::FarTopRight], &verts[1].normal);
verts[1].texCoord.set(1.0, 1.0);
verts[1].tangent.set(wsFrustumPoints[Frustum::FarTopRight] - cameraOffsetPos);
verts[2].point.set(wsFrustumPoints[Frustum::FarBottomLeft] - cameraPos);
invCam.mulP(wsFrustumPoints[Frustum::FarBottomLeft], &verts[2].normal);
verts[2].texCoord.set(-1.0, -1.0);
verts[2].tangent.set(wsFrustumPoints[Frustum::FarBottomLeft] - cameraOffsetPos);
verts[3].point.set(wsFrustumPoints[Frustum::FarBottomRight] - cameraPos);
invCam.mulP(wsFrustumPoints[Frustum::FarBottomRight], &verts[3].normal);
verts[3].texCoord.set(1.0, -1.0);
verts[3].tangent.set(wsFrustumPoints[Frustum::FarBottomRight] - cameraOffsetPos);
}
mFarFrustumQuadVerts.set(GFX, 4);
dMemcpy(mFarFrustumQuadVerts.lock(), verts, sizeof(verts));
mFarFrustumQuadVerts.unlock();
PlaneF farPlane(wsFrustumPoints[Frustum::FarBottomLeft], wsFrustumPoints[Frustum::FarTopLeft], wsFrustumPoints[Frustum::FarTopRight]);
PlaneF vsFarPlane(verts[0].normal, verts[1].normal, verts[2].normal);
ReflectProbeMaterialInfo* reflProbeMat = getReflectProbeMaterial();
if (reflProbeMat != nullptr && reflProbeMat->matInstance != nullptr)
{
reflProbeMat->setViewParameters(frustum.getNearDist(),
frustum.getFarDist(),
frustum.getPosition(),
farPlane,
vsFarPlane);
}
}
RenderProbeMgr::ReflectProbeMaterialInfo* RenderProbeMgr::getReflectProbeMaterial()
{
PROFILE_SCOPE(AdvancedLightBinManager_getReflectProbeMaterial);
//ReflectProbeMaterialInfo *info = NULL;
if (!mReflectProbeMaterial)
// Now create the material info object.
mReflectProbeMaterial = new ReflectProbeMaterialInfo("ReflectionProbeMaterial",
getGFXVertexFormat<GFXVertexPC>());
return mReflectProbeMaterial;
}
ProbeShaderConstants* RenderProbeMgr::getProbeShaderConstants(GFXShaderConstBuffer* buffer)
{
if (!buffer)
return NULL;
PROFILE_SCOPE(ProbeManager_GetProbeShaderConstants);
GFXShader* shader = buffer->getShader();
// Check to see if this is the same shader, we'll get hit repeatedly by
// the same one due to the render bin loops.
if (mLastShader.getPointer() != shader)
{
ProbeConstantMap::Iterator iter = mConstantLookup.find(shader);
if (iter != mConstantLookup.end())
{
mLastForwardConstants = iter->value;
}
else
{
ProbeShaderConstants* psc = new ProbeShaderConstants();
mConstantLookup[shader] = psc;
mLastForwardConstants = psc;
}
// Set our new shader
mLastShader = shader;
}
mLastForwardConstants = new ProbeShaderConstants();
// Make sure that our current lighting constants are initialized
if (!mLastForwardConstants->mInit)
mLastForwardConstants->init(shader);
return mLastForwardConstants;
}
void RenderProbeMgr::_update4ProbeConsts(const SceneData &sgData,
MatrixSet &matSet,
GFXShaderConstHandle *probePositionSC,
GFXShaderConstHandle *probeRadiusSC,
GFXShaderConstHandle *probeBoxMinSC,
GFXShaderConstHandle *probeBoxMaxSC,
GFXShaderConstHandle *probeCubemapSC,
GFXShaderConstHandle *probeIsSphereSC,
GFXShaderConstHandle *probeLocalPosSC,
GFXShaderConstBuffer *shaderConsts)
{
PROFILE_SCOPE(ProbeManager_Update4ProbeConsts);
// Skip over gathering lights if we don't have to!
if (probePositionSC->isValid() ||
probeRadiusSC->isValid() ||
probeBoxMinSC->isValid() ||
probeBoxMaxSC->isValid() ||
probeCubemapSC->isValid() && (!ProbeRenderInst::all.empty()))
{
PROFILE_SCOPE(ProbeManager_Update4ProbeConsts_setProbes);
static AlignedArray<Point3F> probePositions(4, sizeof(Point3F));
static AlignedArray<F32> probeRadius(4, sizeof(F32));
static AlignedArray<Point3F> probeBoxMins(4, sizeof(Point3F));
static AlignedArray<Point3F> probeBoxMaxs(4, sizeof(Point3F));
static AlignedArray<Point3F> probeLocalPositions(4, sizeof(Point3F));
static AlignedArray<F32> probeIsSphere(4, sizeof(F32));
//static AlignedArray<CubemapData> probeCubemap(4, sizeof(CubemapData));
F32 range;
// Need to clear the buffers so that we don't leak
// lights from previous passes or have NaNs.
dMemset(probePositions.getBuffer(), 0, probePositions.getBufferSize());
dMemset(probeRadius.getBuffer(), 0, probeRadius.getBufferSize());
dMemset(probeBoxMins.getBuffer(), 0, probeBoxMins.getBufferSize());
dMemset(probeBoxMaxs.getBuffer(), 0, probeBoxMaxs.getBufferSize());
dMemset(probeLocalPositions.getBuffer(), 0, probeLocalPositions.getBufferSize());
dMemset(probeIsSphere.getBuffer(), 0, probeRadius.getBufferSize());
//dMemset(probeCubemap.getBuffer(), 0, probeCubemap.getBufferSize());
matSet.restoreSceneViewProjection();
const MatrixF &worldToCameraXfm = matSet.getWorldToCamera();
// Gather the data for the first 4 probes.
const ProbeRenderInst *probe;
for (U32 i = 0; i < 4; i++)
{
if (i >= ProbeRenderInst::all.size())
break;
probe = ProbeRenderInst::all[i];
if (!probe)
continue;
if (!probe->mIsEnabled)
continue;
// The light positions and spot directions are
// in SoA order to make optimal use of the GPU.
const Point3F &probePos = probe->getPosition();
probePositions[i].x = probePos.x;
probePositions[i].y = probePos.y;
probePositions[i].z = probePos.z;
probeRadius[i] = probe->mRadius;
const Point3F &minExt = probe->mBounds.minExtents;
probeBoxMins[i].x = minExt.x;
probeBoxMins[i].y = minExt.y;
probeBoxMins[i].z = minExt.z;
const Point3F &maxExt = probe->mBounds.maxExtents;
probeBoxMaxs[i].x = maxExt.x;
probeBoxMaxs[i].y = maxExt.y;
probeBoxMaxs[i].z = maxExt.z;
probeIsSphere[i] = probe->mProbeShapeType == ProbeRenderInst::Sphere ? 1.0 : 0.0;
Point3F localProbePos;
worldToCameraXfm.mulP(probe->getPosition(), &localProbePos);
probeLocalPositions[i].x = localProbePos.x;
probeLocalPositions[i].y = localProbePos.y;
probeLocalPositions[i].z = localProbePos.z;
if (probe->mCubemap && !probe->mCubemap.isNull())
{
S32 samplerReg = probeCubemapSC->getSamplerRegister();
if (samplerReg != -1)
GFX->setCubeTexture(samplerReg + i, probe->mCubemap.getPointer());
}
}
shaderConsts->setSafe(probePositionSC, probePositions);
shaderConsts->setSafe(probeRadiusSC, probeRadius);
shaderConsts->setSafe(probeBoxMinSC, probeBoxMins);
shaderConsts->setSafe(probeBoxMaxSC, probeBoxMaxs);
shaderConsts->setSafe(probeLocalPosSC, probeLocalPositions);
shaderConsts->setSafe(probeIsSphereSC, probeIsSphere);
//
//shaderConsts->setSafe(lightSpotAngleSC, lightSpotAngle);
//shaderConsts->setSafe(lightSpotFalloffSC, lightSpotFalloff);
}
else
{
/*if (probe->mCubemap && !probe->mCubemap.isNull())
{
GFX->setCubeTexture(1, probe->mCubemap.getPointer());
}*/
if (probeCubemapSC->isValid())
{
for (U32 i = 0; i < 4; ++i)
GFX->setCubeTexture(probeCubemapSC->getSamplerRegister() + i, NULL);
}
}
}
void RenderProbeMgr::setProbeInfo(ProcessedMaterial *pmat,
const Material *mat,
const SceneData &sgData,
const SceneRenderState *state,
U32 pass,
GFXShaderConstBuffer *shaderConsts)
{
// Skip this if we're rendering from the deferred bin.
if (sgData.binType == SceneData::DeferredBin)
return;
// if (mRegisteredProbes.empty())
// return;
PROFILE_SCOPE(ProbeManager_setProbeInfo);
ProbeShaderConstants *psc = getProbeShaderConstants(shaderConsts);
//ProbeInfo *probe;
//probe = mRegisteredProbes[0];
// NOTE: If you encounter a crash from this point forward
// while setting a shader constant its probably because the
// mConstantLookup has bad shaders/constants in it.
//
// This is a known crash bug that can occur if materials/shaders
// are reloaded and the light manager is not reset.
//
// We should look to fix this by clearing the table.
MatrixSet matSet = state->getRenderPass()->getMatrixSet();
// Update the forward shading light constants.
_update4ProbeConsts(sgData,
matSet,
psc->mProbePositionSC,
psc->mProbeRadiusSC,
psc->mProbeBoxMinSC,
psc->mProbeBoxMaxSC,
psc->mProbeCubemapSC,
psc->mProbeIsSphereSC,
psc->mProbeLocalPosSC,
shaderConsts);
}
//-----------------------------------------------------------------------------
// render objects
//-----------------------------------------------------------------------------
void RenderProbeMgr::render( SceneRenderState *state )
{
//PROFILE_SCOPE(RenderProbeMgr_render);
if (getProbeArrayEffect() == nullptr)
return;
// Early out if nothing to draw.
if (!ProbeRenderInst::all.size())
return;
if (!RenderProbeMgr::smRenderReflectionProbes)
return;
if (mEffectiveProbeCount == 0)
_setupStaticParameters(); //return;
GFXTransformSaver saver;
GFXDEBUGEVENT_SCOPE(RenderProbeMgr_render, ColorI::WHITE);
// Initialize and set the per-frame parameters after getting
// the vector light material as we use lazy creation.
//_setupPerFrameParameters(state);
//Specular
//PROFILE_START(RenderProbeManager_ReflectProbeRender);
// If this is a non-diffuse pass or we have no objects to
// render then tell the effect to skip rendering.
if (!state->isDiffusePass()/* || binSize == 0*/)
{
getProbeArrayEffect()->setSkip(true);
return;
}
//Array rendering
U32 probeCount = ProbeRenderInst::all.size();
if (probeCount == 0)
return;
if (mEffectiveProbeCount != 0)
{
//These will in theory be set by the postFX
/*NamedTexTarget *deferredTarget = NamedTexTarget::find(RenderDeferredMgr::BufferName);
if (deferredTarget)
GFX->setTexture(0, deferredTarget->getTexture());
else
GFX->setTexture(0, NULL);
NamedTexTarget *colorTarget = NamedTexTarget::find(RenderDeferredMgr::ColorBufferName);
if (colorTarget)
GFX->setTexture(1, colorTarget->getTexture());
else
GFX->setTexture(1, NULL);
NamedTexTarget *matinfoTarget = NamedTexTarget::find(RenderDeferredMgr::MatInfoBufferName);
if (matinfoTarget)
GFX->setTexture(2, matinfoTarget->getTexture());
else
GFX->setTexture(2, NULL);*/
/*if (mBrdfTexture)
{
GFX->setTexture(3, mBrdfTexture);
}
else
GFX->setTexture(3, NULL);*/
//GFX->setCubeArrayTexture(4, mCubemapArray);
//GFX->setCubeArrayTexture(5, mIrradArray);
mProbeArrayEffect->setCubemapArrayTexture(4, mCubemapArray);
mProbeArrayEffect->setCubemapArrayTexture(5, mIrradArray);
U32 mips = ProbeRenderInst::all[0]->mCubemap.getPointer()->getMipMapLevels();
mProbeArrayEffect->setShaderConst("$cubeMips", (float)mips);
mProbeArrayEffect->setShaderConst("$numProbes", (float)mEffectiveProbeCount);
mProbeArrayEffect->setShaderConst("$inProbePosArray", probePositions);
mProbeArrayEffect->setShaderConst("$worldToObjArray", probeWorldToObj);
mProbeArrayEffect->setShaderConst("$bbMinArray", probeBBMin);
mProbeArrayEffect->setShaderConst("$bbMaxArray", probeBBMax);
mProbeArrayEffect->setShaderConst("$useSphereMode", probeUseSphereMode);
mProbeArrayEffect->setShaderConst("$radius", probeRadius);
mProbeArrayEffect->setShaderConst("$attenuation", probeAttenuation);
}
// Finish up.
//if (isRenderingToTarget)
// _onPostRender();
// Make sure the effect is gonna render.
getProbeArrayEffect()->setSkip(false);
//PROFILE_END();
}
//
//
RenderProbeMgr::ReflectProbeMaterialInfo::ReflectProbeMaterialInfo(const String &matName,
const GFXVertexFormat *vertexFormat)
: matInstance(NULL),
zNearFarInvNearFar(NULL),
farPlane(NULL),
vsFarPlane(NULL),
negFarPlaneDotEye(NULL),
probeWSPos(NULL),
attenuation(NULL),
radius(NULL),
cubeMips(NULL)
{
Material *mat = MATMGR->getMaterialDefinitionByName(matName);
if (!mat)
return;
matInstance = new ReflectProbeMatInstance(*mat);
const Vector<GFXShaderMacro> &macros = Vector<GFXShaderMacro>();
for (U32 i = 0; i < macros.size(); i++)
matInstance->addShaderMacro(macros[i].name, macros[i].value);
matInstance->init(MATMGR->getDefaultFeatures(), vertexFormat);
attenuation = matInstance->getMaterialParameterHandle("$attenuation");
radius = matInstance->getMaterialParameterHandle("$radius");
probeLSPos = matInstance->getMaterialParameterHandle("$probeLSPos");
probeWSPos = matInstance->getMaterialParameterHandle("$probeWSPos");
farPlane = matInstance->getMaterialParameterHandle("$farPlane");
vsFarPlane = matInstance->getMaterialParameterHandle("$vsFarPlane");
negFarPlaneDotEye = matInstance->getMaterialParameterHandle("$negFarPlaneDotEye");
zNearFarInvNearFar = matInstance->getMaterialParameterHandle("$zNearFarInvNearFar");
useCubemap = matInstance->getMaterialParameterHandle("$useCubemap");
cubemap = matInstance->getMaterialParameterHandle("$cubeMap");
cubeMips = matInstance->getMaterialParameterHandle("$cubeMips");
eyePosWorld = matInstance->getMaterialParameterHandle("$eyePosWorld");
bbMin = matInstance->getMaterialParameterHandle("$bbMin");
bbMax = matInstance->getMaterialParameterHandle("$bbMax");
useSphereMode = matInstance->getMaterialParameterHandle("$useSphereMode");
probeCount = matInstance->getMaterialParameterHandle("$numProbes");
for (U32 i = 0; i < 9; i++)
shTerms[i] = matInstance->getMaterialParameterHandle(String::ToString("$SHTerms%d", i));
for (U32 i = 0; i < 5; i++)
shConsts[i] = matInstance->getMaterialParameterHandle(String::ToString("$SHConsts%d", i));
}
RenderProbeMgr::ReflectProbeMaterialInfo::~ReflectProbeMaterialInfo()
{
SAFE_DELETE(matInstance);
}
void RenderProbeMgr::ReflectProbeMaterialInfo::setViewParameters(const F32 _zNear,
const F32 _zFar,
const Point3F &_eyePos,
const PlaneF &_farPlane,
const PlaneF &_vsFarPlane)
{
MaterialParameters *matParams = matInstance->getMaterialParameters();
matParams->setSafe(farPlane, *((const Point4F *)&_farPlane));
matParams->setSafe(vsFarPlane, *((const Point4F *)&_vsFarPlane));
if (negFarPlaneDotEye->isValid())
{
// -dot( farPlane, eyePos )
const F32 negFarPlaneDotEyeVal = -(mDot(*((const Point3F *)&_farPlane), _eyePos) + _farPlane.d);
matParams->set(negFarPlaneDotEye, negFarPlaneDotEyeVal);
}
matParams->setSafe(zNearFarInvNearFar, Point4F(_zNear, _zFar, 1.0f / _zNear, 1.0f / _zFar));
Point4F frPlane = *((const Point4F *)&_farPlane);
Point4F vsFrPlane = *((const Point4F *)&_vsFarPlane);
Point4F nearFarInvNearFar = Point4F(_zNear, _zFar, 1.0f / _zNear, 1.0f / _zFar);
const F32 negFarPlaneDotEyeVal = -(mDot(*((const Point3F *)&_farPlane), _eyePos) + _farPlane.d);
}
void RenderProbeMgr::ReflectProbeMaterialInfo::setProbeParameters(const ProbeRenderInst *probeInfo, const SceneRenderState* renderState, const MatrixF &worldViewOnly)
{
//Set up the params
MaterialParameters *matParams = matInstance->getMaterialParameters();
matParams->setSafe(radius, probeInfo->mRadius);
Point3F probePos = probeInfo->getPosition() + probeInfo->mProbePosOffset;
//worldViewOnly.mulP(probeInfo->getPosition(), &probePos);
matParams->setSafe(probeWSPos, probePos);
worldViewOnly.mulP(probeInfo->getPosition(), &probePos);
matParams->setSafe(probeLSPos, probePos);
// Get the attenuation falloff ratio and normalize it.
Point3F attenRatio = Point3F(0.0f, 1.0f, 1.0f);
F32 total = attenRatio.x + attenRatio.y + attenRatio.z;
if (total > 0.0f)
attenRatio /= total;
F32 probeRadius = probeInfo->mRadius;
Point2F attenParams((1.0f / probeRadius) * attenRatio.y,
(1.0f / (probeRadius * probeRadius)) * attenRatio.z);
matParams->setSafe(attenuation, attenParams);
NamedTexTarget* deferredTexTarget = NamedTexTarget::find("deferred");
NamedTexTarget* matInfoTexTarget = NamedTexTarget::find("matinfo");
NamedTexTarget* colorTexTarget = NamedTexTarget::find("color");
if (!deferredTexTarget || !matInfoTexTarget || !colorTexTarget)
{
Con::errorf("ProbeManager::ReflectProbeMaterialInfo::setProbeParameters: Could not retrieve gbuffer");
return;
}
//set textures
GFX->setTexture(0, deferredTexTarget->getTexture());
GFX->setTexture(1, colorTexTarget->getTexture());
GFX->setTexture(2, matInfoTexTarget->getTexture());
//Add some safety catches in the event the cubemaps aren't fully initialized yet
if (probeInfo->mCubemap == nullptr || probeInfo->mCubemap.isNull())
{
GFX->setCubeTexture(3, nullptr);
matParams->setSafe(cubeMips, 2.0f);
}
else
{
GFX->setCubeTexture(3, probeInfo->mCubemap.getPointer());
matParams->setSafe(cubeMips, mPow(probeInfo->mCubemap.getPointer()->getMipMapLevels(), 2.0f));
}
if (probeInfo->mIrradianceCubemap == nullptr || probeInfo->mIrradianceCubemap.isNull())
GFX->setCubeTexture(4, nullptr);
else
GFX->setCubeTexture(4, probeInfo->mIrradianceCubemap.getPointer());
GFX->setTexture(5, probeInfo->mBRDFTexture->getPointer());
//set material params
matParams->setSafe(eyePosWorld, renderState->getCameraPosition());
matParams->setSafe(bbMin, probeInfo->mBounds.minExtents);
matParams->setSafe(bbMax, probeInfo->mBounds.maxExtents);
matParams->setSafe(useSphereMode, probeInfo->mProbeShapeType == ProbeRenderInst::Sphere ? 1.0f : 0.0f);
}
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