void App::UpdPSSMMaterials() /// . . . . . . . .
{
if (pSet->shadow_type == 0) return;
if (!mPSSMSetup.get()) return;
//-- pssm params
PSSMShadowCameraSetup* pssmSetup = static_cast<PSSMShadowCameraSetup*>(mPSSMSetup.get());
const PSSMShadowCameraSetup::SplitPointList& splitPointList = pssmSetup->getSplitPoints();
for (size_t i = 0; i < splitPointList.size(); ++i)
splitPoints[i] = splitPointList[i];
// mtr splits for all cars (only game)
#ifndef ROAD_EDITOR
//if (pSet->shadow_type == 3)
{
recreateCarMtr();
}
#endif
for (std::vector<std::string>::iterator it = materialFactory->splitMtrs.begin();
it != materialFactory->splitMtrs.end(); ++it)
{
//LogO("Set splits: " + (*it) );
setMtrSplits( (*it) );
}
}
void App::UpdPSSMMaterials() /// . . . . . . . .
{
if (pSet->shadow_type == 0) return;
if (!mPSSMSetup.get()) return;
//-- pssm params
PSSMShadowCameraSetup* pssmSetup = static_cast<PSSMShadowCameraSetup*>(mPSSMSetup.get());
const PSSMShadowCameraSetup::SplitPointList& splitPointList = pssmSetup->getSplitPoints();
for (size_t i = 0; i < splitPointList.size(); ++i)
splitPoints[i] = splitPointList[i];
// mtr splits for all cars (only game)
#ifndef ROAD_EDITOR
//if (pSet->shadow_type == 3)
{
recreateCarMtr();
}
#endif
}
//---------------------------------------------------------------------
void TerrainMaterialGeneratorA::SM2Profile::ShaderHelper::defaultFpParams(
const SM2Profile* prof, const Terrain* terrain, TechniqueType tt, const HighLevelGpuProgramPtr& prog)
{
GpuProgramParametersSharedPtr params = prog->getDefaultParameters();
params->setIgnoreMissingParams(true);
params->setNamedAutoConstant("ambient", GpuProgramParameters::ACT_AMBIENT_LIGHT_COLOUR);
params->setNamedAutoConstant("lightPosObjSpace", GpuProgramParameters::ACT_LIGHT_POSITION_OBJECT_SPACE, 0);
params->setNamedAutoConstant("lightDiffuseColour", GpuProgramParameters::ACT_LIGHT_DIFFUSE_COLOUR, 0);
params->setNamedAutoConstant("lightSpecularColour", GpuProgramParameters::ACT_LIGHT_SPECULAR_COLOUR, 0);
params->setNamedAutoConstant("eyePosObjSpace", GpuProgramParameters::ACT_CAMERA_POSITION_OBJECT_SPACE);
params->setNamedAutoConstant("fogColour", GpuProgramParameters::ACT_FOG_COLOUR);
if (prof->isShadowingEnabled(tt, terrain))
{
uint numTextures = 1;
if (prof->getReceiveDynamicShadowsPSSM())
{
PSSMShadowCameraSetup* pssm = prof->getReceiveDynamicShadowsPSSM();
numTextures = (uint)pssm->getSplitCount();
Vector4 splitPoints;
const PSSMShadowCameraSetup::SplitPointList& splitPointList = pssm->getSplitPoints();
// Populate from split point 1, not 0, since split 0 isn't useful (usually 0)
for (uint i = 1; i < numTextures; ++i)
{
splitPoints[i-1] = splitPointList[i];
}
params->setNamedConstant("pssmSplitPoints", splitPoints);
}
if (prof->getReceiveDynamicShadowsDepth())
{
size_t samplerOffset = (tt == HIGH_LOD) ? mShadowSamplerStartHi : mShadowSamplerStartLo;
for (uint i = 0; i < numTextures; ++i)
{
params->setNamedAutoConstant("inverseShadowmapSize" + StringConverter::toString(i),
GpuProgramParameters::ACT_INVERSE_TEXTURE_SIZE, i + samplerOffset);
}
}
}
// Explicitly bind samplers for GLSL
if ((prof->_getShaderLanguage() == "glsl") || (prof->_getShaderLanguage() == "glsles"))
{
int numSamplers = 0;
if (tt == LOW_LOD)
{
params->setNamedConstant("compositeMap", (int)numSamplers++);
}
else
{
params->setNamedConstant("globalNormal", (int)numSamplers++);
if (terrain->getGlobalColourMapEnabled() && prof->isGlobalColourMapEnabled())
{
params->setNamedConstant("globalColourMap", (int)numSamplers++);
}
if (prof->isLightmapEnabled())
{
params->setNamedConstant("lightMap", (int)numSamplers++);
}
uint maxLayers = prof->getMaxLayers(terrain);
uint numBlendTextures = std::min(terrain->getBlendTextureCount(maxLayers), terrain->getBlendTextureCount());
uint numLayers = std::min(maxLayers, static_cast<uint>(terrain->getLayerCount()));
// Blend textures - sampler definitions
for (uint i = 0; i < numBlendTextures; ++i)
{
params->setNamedConstant("blendTex" + StringConverter::toString(i), (int)numSamplers++);
}
// Layer textures - sampler definitions & UV multipliers
for (uint i = 0; i < numLayers; ++i)
{
params->setNamedConstant("difftex" + StringConverter::toString(i), (int)numSamplers++);
params->setNamedConstant("normtex" + StringConverter::toString(i), (int)numSamplers++);
}
uint numShadowTextures = 1;
if (prof->getReceiveDynamicShadowsPSSM())
numShadowTextures = (uint)prof->getReceiveDynamicShadowsPSSM()->getSplitCount();
for (uint i = 0; i < numShadowTextures; ++i)
{
if (prof->isShadowingEnabled(tt, terrain))
params->setNamedConstant("shadowMap" + StringConverter::toString(i), (int)numSamplers++);
}
}
}
}
/// Shadows config
//---------------------------------------------------------------------------------------------------
void CScene::changeShadows()
{
Ogre::Timer ti;
// get settings
SETTINGS* pSet = app->pSet;
bool enabled = pSet->shadow_type != Sh_None;
bool bDepth = pSet->shadow_type >= Sh_Depth;
bool bSoft = pSet->shadow_type == Sh_Soft;
pSet->shadow_size = std::max(0,std::min(ciShadowSizesNum-1, pSet->shadow_size));
int fTex = ciShadowSizesA[pSet->shadow_size], fTex2 = fTex/2;
int num = pSet->shadow_count;
sh::Vector4* fade = new sh::Vector4(
pSet->shadow_dist,
pSet->shadow_dist * 0.6, // fade start
0, 0);
sh::Factory* mFactory = app->mFactory;
SceneManager* mSceneMgr = app->mSceneMgr;
if (terrain)
mFactory->setTextureAlias("TerrainLightMap", terrain->getLightmap()->getName());
// disable 4 shadow textures (does not work because no texcoord's left in shader)
if (num == 4) num = 3;
if (!enabled)
mSceneMgr->setShadowTechnique(SHADOWTYPE_NONE);
else
{
// General scene setup
//mSceneMgr->setShadowTechnique(SHADOWTYPE_TEXTURE_ADDITIVE_INTEGRATED);
mSceneMgr->setShadowTechnique(SHADOWTYPE_TEXTURE_MODULATIVE_INTEGRATED);
mSceneMgr->setShadowFarDistance(pSet->shadow_dist); // 3000
mSceneMgr->setShadowTextureCountPerLightType(Light::LT_DIRECTIONAL, num);
if (num == 1) // 1 tex, fast
{
ShadowCameraSetupPtr mShadowCameraSetup = ShadowCameraSetupPtr(new LiSPSMShadowCameraSetup());
mSceneMgr->setShadowCameraSetup(mShadowCameraSetup);
}else
{ if (mPSSMSetup.isNull()) // pssm
{
PSSMShadowCameraSetup* pssmSetup = new PSSMShadowCameraSetup();
#ifndef SR_EDITOR
pssmSetup->setSplitPadding(app->mSplitMgr->mCameras.front()->getNearClipDistance());
pssmSetup->calculateSplitPoints(num, app->mSplitMgr->mCameras.front()->getNearClipDistance(), mSceneMgr->getShadowFarDistance());
#else
pssmSetup->setSplitPadding(app->mCamera->getNearClipDistance());
pssmSetup->calculateSplitPoints(num, app->mCamera->getNearClipDistance(), app->mSceneMgr->getShadowFarDistance());
#endif
for (int i=0; i < num; ++i)
{ //int size = i==0 ? fTex : fTex2;
const Real cAdjfA[5] = {2, 1, 0.5, 0.25, 0.125};
pssmSetup->setOptimalAdjustFactor(i, cAdjfA[std::min(i, 4)]);
}
mPSSMSetup.bind(pssmSetup);
}
mSceneMgr->setShadowCameraSetup(mPSSMSetup);
}
mSceneMgr->setShadowTextureCount(num);
for (int i=0; i < num; ++i)
{ int size = i==0 ? fTex : fTex2;
PixelFormat pf;
if (bDepth && !bSoft) pf = PF_FLOAT32_R;
else if (bSoft) pf = PF_FLOAT16_RGB;
else pf = PF_X8B8G8R8;
mSceneMgr->setShadowTextureConfig(i, size, size, pf);
}
mSceneMgr->setShadowTextureSelfShadow(bDepth ? true : false); //-?
mSceneMgr->setShadowCasterRenderBackFaces((bDepth && !bSoft) ? true : false);
mSceneMgr->setShadowTextureCasterMaterial(bDepth ? "shadowcaster_default" : "");
}
mSceneMgr->setShadowColour(Ogre::ColourValue(0,0,0,1));
#if 0 /// TEST overlays
// add overlay elements to show shadow or terrain maps
OverlayManager& mgr = OverlayManager::getSingleton();
Overlay* overlay = mgr.getByName("DebugOverlay");
if (overlay)
mgr.destroy(overlay);
overlay = mgr.create("DebugOverlay");
TexturePtr tex;
#if 0 /// shadow
for (int i = 0; i < pSet->shadow_count; ++i)
{
TexturePtr tex = mSceneMgr->getShadowTexture(i);
#else /// terrain
for (int i = 0; i < 2/*pSet->shadow_count*/; ++i)
{
TexturePtr tex = !terrain ? mSceneMgr->getShadowTexture(i) :
i==0 ? terrain->getCompositeMap() : terrain->getLightmap();
#endif
// Set up a debug panel to display the shadow
if (MaterialManager::getSingleton().resourceExists("Ogre/DebugTexture" + toStr(i)))
MaterialManager::getSingleton().remove("Ogre/DebugTexture" + toStr(i));
MaterialPtr debugMat = MaterialManager::getSingleton().create(
"Ogre/DebugTexture" + toStr(i), rgDef);
debugMat->getTechnique(0)->getPass(0)->setLightingEnabled(false);
TextureUnitState *t = debugMat->getTechnique(0)->getPass(0)->createTextureUnitState(tex->getName());
t->setTextureAddressingMode(TextureUnitState::TAM_CLAMP);
OverlayContainer* debugPanel;
// destroy container if exists
try
{
if (debugPanel = static_cast<OverlayContainer*>(mgr.getOverlayElement("Ogre/DebugTexPanel" + toStr(i))))
mgr.destroyOverlayElement(debugPanel);
}
catch (Ogre::Exception&) {}
debugPanel = (OverlayContainer*)
(OverlayManager::getSingleton().createOverlayElement("Panel", "Ogre/DebugTexPanel" + StringConverter::toString(i)));
debugPanel->_setPosition(0.8, i*0.31); //aspect.. 0.25 0.24
debugPanel->_setDimensions(0.2, 0.3);
debugPanel->setMaterialName(debugMat->getName());
debugPanel->show();
overlay->add2D(debugPanel);
overlay->show();
}
#endif
UpdPSSMMaterials();
// rebuild static geom after materials change
if (vdrTrack)
{
vdrTrack->destroy();
vdrTrack->build();
}
LogO(String("::: Time Shadows: ") + fToStr(ti.getMilliseconds(),0,3) + " ms");
}
/// . . . . . . . .
void CScene::UpdPSSMMaterials()
{
if (app->pSet->shadow_type == Sh_None) return;
if (app->pSet->shadow_count == 1) // 1 tex
{
float dist = app->pSet->shadow_dist;
sh::Vector3* splits = new sh::Vector3(dist, 0,0); //dist*2, dist*3);
sh::Factory::getInstance().setSharedParameter("pssmSplitPoints", sh::makeProperty<sh::Vector3>(splits));
return;
}
if (!mPSSMSetup.get()) return;
//-- pssm params
PSSMShadowCameraSetup* pssmSetup = static_cast<PSSMShadowCameraSetup*>(mPSSMSetup.get());
const PSSMShadowCameraSetup::SplitPointList& sp = pssmSetup->getSplitPoints();
const int last = sp.size()-1;
sh::Vector3* splits = new sh::Vector3(
sp[std::min(1,last)], sp[std::min(2,last)], sp[std::min(3,last)] );
sh::Factory::getInstance().setSharedParameter("pssmSplitPoints", sh::makeProperty<sh::Vector3>(splits));
}
