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sunbokeh partly fix, still needs work

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This commit is contained in:
Duion 2016-06-21 12:05:21 +02:00
parent 5b62df81c7
commit 5f2ab23fac
6 changed files with 83 additions and 21 deletions
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82
Engine/source/postFx/postEffect.cpp
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@ -45,6 +45,8 @@
#include "postFx/postEffectManager.h"
#include "postFx/postEffectVis.h"
#include "environment/scatterSky.h" //sunBokeh feature
#include "T3D/gameBase/gameConnection.h" //sunBokeh feature
#include "T3D/lightFlareData.h" //sunBokeh feature
using namespace Torque;
@ -855,9 +857,10 @@ void PostEffect::_setupConstants( const SceneRenderState *state )
if( mSunVisibilitySC->isValid() ) //sunBokeh feature
{
ScatterSky* pSky = dynamic_cast<ScatterSky*>(Sim::findObject("Himmel"));
if(pSky)
mShaderConsts->set( mSunVisibilitySC, pSky->getSunVisibility() );
LightInfo *sunLight = LIGHTMGR->getSpecialLight( LightManager::slSunLightType );
if(sunLight)
mShaderConsts->set( mSunVisibilitySC, _testVisibility(state) );
else
mShaderConsts->set( mSunVisibilitySC, 0.0f );
}
@ -918,6 +921,79 @@ void PostEffect::_setupConstants( const SceneRenderState *state )
iter->value->setToBuffer( mShaderConsts );
}
// sunBokeh feature to test if sun is visible
F32 PostEffect::_testVisibility(const SceneRenderState *state)
{
// Grab our projection matrix
// from the frustum.
Frustum frust = state->getCameraFrustum();
MatrixF proj( true );
frust.getProjectionMatrix( &proj );
// Grab the ScatterSky world matrix.
MatrixF camMat = state->getCameraTransform();
camMat.inverse();
MatrixF tmp( true );
tmp = camMat;
tmp.setPosition( Point3F( 0, 0, 0 ) );
Point3F sunPos( 0, 0, 0 );
// Get the light manager and sun light object.
LightInfo *sunLight = LIGHTMGR->getSpecialLight( LightManager::slSunLightType );
// Grab the light direction and scale
// by the ScatterSky radius to get the world
// space sun position.
const VectorF &lightDir = sunLight->getDirection();
Point3F lightPos = sunLight->getPosition();
RectI viewPort = GFX->getViewport();
// Get the screen space sun position.
MathUtils::mProjectWorldToScreen(lightPos, &sunPos, viewPort, tmp, proj);
// And normalize it to the 0 to 1 range.
sunPos.x -= (F32)viewPort.point.x;
sunPos.y -= (F32)viewPort.point.y;
sunPos.x /= (F32)viewPort.extent.x;
sunPos.y /= (F32)viewPort.extent.y;
//------------------------------------------------------------
const Point3F &camPos = state->getCameraPosition();
// Use a raycast to determine occlusion.
GameConnection *conn = GameConnection::getConnectionToServer();
if ( !conn )
return false;
const bool fps = conn->isFirstPerson();
GameBase *control = conn->getControlObject();
if ( control && fps )
control->disableCollision();
RayInfo rayInfo;
U32 LosMask = STATIC_COLLISION_TYPEMASK |
ShapeBaseObjectType |
StaticShapeObjectType |
ItemObjectType;
F32 lightVisible = 0.0f;
if ( !gClientContainer.castRay( camPos, lightPos, LosMask, &rayInfo ) )
lightVisible = 1.0f ;
if ( control && fps )
control->enableCollision();
return lightVisible;
}
void PostEffect::_setupTexture( U32 stage, GFXTexHandle &inputTex, const RectI *inTexViewport )
{
const String &texFilename = mTexFilename[ stage ];