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Code Issues Releases Wiki Activity

Correct moon blending

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This commit is contained in:
scrawl 2015-06-19 02:51:01 +02:00
parent 0c4ebee6b3
commit e0dfc1425e
2 changed files with 64 additions and 47 deletions
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107
apps/openmw/mwrender/sky.cpp
View file

@ -288,10 +288,11 @@ public:
void setDirection(const osg::Vec3f& direction)
{
mTransform->setPosition(direction*1000.f);
osg::Vec3f normalizedDirection = direction / direction.length();
mTransform->setPosition(normalizedDirection*1000.f);
osg::Quat quat;
quat.makeRotate(osg::Vec3f(0,0,1), direction);
quat.makeRotate(osg::Vec3f(0,0,1), normalizedDirection);
mTransform->setAttitude(quat);
}
@ -356,36 +357,13 @@ public:
void setTextures(const std::string& phaseTex, const std::string& circleTex)
{
osg::ref_ptr<osg::StateSet> stateset = new osg::StateSet;
osg::ref_ptr<osg::Texture2D> moonTex = mSceneManager->getTextureManager()->getTexture2D(circleTex,
osg::ref_ptr<osg::Texture2D> phaseTexPtr = mSceneManager->getTextureManager()->getTexture2D(phaseTex,
osg::Texture::CLAMP, osg::Texture::CLAMP);
// stage 0: render the moon circle in atmosphere color
stateset->setTextureAttributeAndModes(0, moonTex, osg::StateAttribute::ON);
osg::ref_ptr<osg::TexEnvCombine> texEnv = new osg::TexEnvCombine;
texEnv->setSource0_RGB(osg::TexEnvCombine::CONSTANT);
texEnv->setConstantColor(osg::Vec4f(0.f, 0.f, 0.f, 1.f)); // atmospherecolor
stateset->setTextureAttributeAndModes(0, texEnv, osg::StateAttribute::ON);
// stage 1: render the "lit" side of the moon blended over the circle
osg::ref_ptr<osg::Texture2D> moonTex2 = mSceneManager->getTextureManager()->getTexture2D(phaseTex,
osg::ref_ptr<osg::Texture2D> circleTexPtr = mSceneManager->getTextureManager()->getTexture2D(circleTex,
osg::Texture::CLAMP, osg::Texture::CLAMP);
stateset->setTextureAttributeAndModes(1, moonTex2, osg::StateAttribute::ON);
osg::ref_ptr<osg::TexEnvCombine> texEnv2 = new osg::TexEnvCombine;
texEnv2->setCombine_RGB(osg::TexEnvCombine::INTERPOLATE);
texEnv2->setCombine_Alpha(osg::TexEnvCombine::MODULATE);
texEnv2->setSource0_Alpha(osg::TexEnvCombine::CONSTANT);
texEnv2->setConstantColor(osg::Vec4f(1.f, 1.f, 1.f, 1.f));
texEnv2->setSource2_RGB(osg::TexEnvCombine::TEXTURE);
stateset->setTextureAttributeAndModes(1, texEnv2, osg::StateAttribute::ON);
mTransform->setStateSet(stateset);
mUpdater->setTextures(phaseTexPtr, circleTexPtr);
}
void setPhase(const Phase& phase)
@ -425,43 +403,75 @@ public:
{
public:
MoonUpdater()
: mAlpha(1.f)
{
}
virtual void setDefaults(osg::StateSet *stateset)
{
stateset->setTextureAttributeAndModes(0, mPhaseTex, osg::StateAttribute::ON);
osg::ref_ptr<osg::TexEnvCombine> texEnv = new osg::TexEnvCombine;
texEnv->setCombine_RGB(osg::TexEnvCombine::MODULATE);
texEnv->setSource0_RGB(osg::TexEnvCombine::CONSTANT);
texEnv->setSource1_RGB(osg::TexEnvCombine::TEXTURE);
texEnv->setConstantColor(osg::Vec4f(1.f, 0.f, 0.f, 1.f)); // fade * MoonRedColor
stateset->setTextureAttributeAndModes(0, texEnv, osg::StateAttribute::ON);
stateset->setTextureAttributeAndModes(1, mCircleTex, osg::StateAttribute::ON);
osg::ref_ptr<osg::TexEnvCombine> texEnv2 = new osg::TexEnvCombine;
texEnv2->setCombine_RGB(osg::TexEnvCombine::ADD);
texEnv2->setCombine_Alpha(osg::TexEnvCombine::REPLACE);
texEnv2->setSource0_Alpha(osg::TexEnvCombine::TEXTURE);
texEnv2->setSource0_RGB(osg::TexEnvCombine::PREVIOUS);
texEnv2->setSource1_RGB(osg::TexEnvCombine::CONSTANT);
texEnv2->setConstantColor(osg::Vec4f(0.f, 0.f, 0.f, 1.f)); // atmospherecolor
stateset->setTextureAttributeAndModes(1, texEnv2, osg::StateAttribute::ON);
stateset->setAttributeAndModes(createUnlitMaterial(), osg::StateAttribute::ON|osg::StateAttribute::OVERRIDE);
}
virtual void apply(osg::StateSet *stateset, osg::NodeVisitor*)
{
osg::Material* mat = static_cast<osg::Material*>(stateset->getAttribute(osg::StateAttribute::MATERIAL));
mat->setDiffuse(osg::Material::FRONT_AND_BACK, osg::Vec4f(0.f, 0.f, 0.f, mAlpha));
osg::TexEnvCombine* texEnv = static_cast<osg::TexEnvCombine*>(stateset->getTextureAttribute(0, osg::StateAttribute::TEXENV));
texEnv->setConstantColor(mMoonColor);
osg::TexEnvCombine* texEnv2 = static_cast<osg::TexEnvCombine*>(stateset->getTextureAttribute(1, osg::StateAttribute::TEXENV));
texEnv2->setConstantColor(mAtmosphereColor);
}
void setAlpha(float alpha)
void setAtmosphereColor(const osg::Vec4f& color)
{
mAlpha = alpha;
mAtmosphereColor = color;
}
void setMoonColor(const osg::Vec4f& color)
{
mMoonColor = color;
}
void setTextures(osg::ref_ptr<osg::Texture2D> phaseTex, osg::ref_ptr<osg::Texture2D> circleTex)
{
mPhaseTex = phaseTex;
mCircleTex = circleTex;
reset();
}
private:
float mAlpha;
osg::Vec4f mAtmosphereColor;
osg::Vec4f mMoonColor;
osg::ref_ptr<osg::Texture2D> mPhaseTex;
osg::ref_ptr<osg::Texture2D> mCircleTex;
};
void setAlpha(float alpha)
{
mUpdater->setAlpha(alpha);
}
void setAtmosphereColor(const osg::Vec4f& color)
{
// TODO
mUpdater->setAtmosphereColor(color);
}
void setColor(const osg::Vec4f& color)
{
// TODO
mUpdater->setMoonColor(color);
}
unsigned int getPhaseInt() const
@ -508,6 +518,8 @@ SkyManager::SkyManager(osg::Group* parentNode, Resource::SceneManager* sceneMana
, mRainFrequency(1)
, mEnabled(true)
, mSunEnabled(true)
, mMasserFade(0.f)
, mSecundaFade(0.f)
{
osg::ref_ptr<CameraRelativeTransform> skyroot (new CameraRelativeTransform);
skyroot->setNodeMask(Mask_Sky);
@ -568,6 +580,8 @@ void SkyManager::create()
mRootNode->getOrCreateStateSet()->setMode(GL_BLEND, osg::StateAttribute::ON);
mRootNode->getOrCreateStateSet()->setMode(GL_FOG, osg::StateAttribute::OFF);
mMoonScriptColor = fallback->getFallbackColour("Moons_Script_Color");
mCreated = true;
}
@ -628,9 +642,8 @@ void SkyManager::update(float duration)
mMasser->setPhase( static_cast<Moon::Phase>( (int) ((mDay % 32)/4.f)) );
mSecunda->setPhase ( static_cast<Moon::Phase>( (int) ((mDay % 32)/4.f)) );
//const MWWorld::Fallback* fallback=MWBase::Environment::get().getWorld()->getFallback();
//mSecunda->setColour ( mMoonRed ? fallback->getFallbackColour("Moons_Script_Color") : ColourValue(1,1,1,1));
//mMasser->setColour (ColourValue(1,1,1,1));
mMasser->setColor(osg::Vec4f(mMasserFade,mMasserFade,mMasserFade,1));
mSecunda->setColor(mMoonRed ? (mMoonScriptColor * mSecundaFade) : osg::Vec4f(mSecundaFade,mSecundaFade,mSecundaFade,1));
if (mSunEnabled)
{
@ -766,6 +779,8 @@ void SkyManager::setWeather(const MWWorld::WeatherResult& weather)
mSkyColour = weather.mSkyColor;
mAtmosphereUpdater->setEmissionColor(mSkyColour);
mMasser->setAtmosphereColor(mSkyColour);
mSecunda->setAtmosphereColor(mSkyColour);
}
if (mFogColour != weather.mFogColor)
@ -900,14 +915,12 @@ void SkyManager::setLightningStrength(const float factor)
void SkyManager::setMasserFade(const float fade)
{
if (!mCreated) return;
mMasser->setAlpha(fade);
mMasserFade = fade;
}
void SkyManager::setSecundaFade(const float fade)
{
if (!mCreated) return;
mSecunda->setAlpha(fade);
mSecundaFade = fade;
}
void SkyManager::setDate(int day, int month)

4
apps/openmw/mwrender/sky.hpp
View file

@ -154,6 +154,10 @@ namespace MWRender
bool mEnabled;
bool mSunEnabled;
osg::Vec4f mMoonScriptColor;
float mMasserFade;
float mSecundaFade;
};
}