ilikecats/stk-code_catmod
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Rotate suncam

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It might improve shadow quality
This commit is contained in:
Vincent Lejeune 2014-11-19 01:37:41 +01:00
parent 5b043a2564
commit ed2374ae05
3 changed files with 17 additions and 3 deletions
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2
src/graphics/irr_driver.cpp
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@ -2546,6 +2546,8 @@ scene::ISceneNode *IrrDriver::addLight(const core::vector3df &pos, float energy,
m_suncam->setPosition(pos);
m_suncam->updateAbsolutePosition();
m_rsm_matrix_initialized = false;
((WaterShaderProvider *) m_shaders->m_callbacks[ES_WATER])->setSunPosition(pos);
}

1
src/graphics/irr_driver.hpp
View File

@ -218,6 +218,7 @@ private:
core::vector3df rh_extend;
core::matrix4 rh_matrix;
core::matrix4 rsm_matrix;
bool m_rsm_matrix_initialized;
core::vector2df m_current_screen_size;
/** Additional details to be shown in case that a texture is not found.

17
src/graphics/render.cpp
View File

@ -825,12 +825,21 @@ void IrrDriver::computeCameraMatrix(scene::ICameraSceneNode * const camnode, siz
memcpy(&tmp[64], irr_driver->getProjViewMatrix().pointer(), 16 * sizeof(float));
m_suncam->render();
const core::matrix4 &SunCamViewMatrix = m_suncam->getViewMatrix();
const core::vector3df &camdir = (camnode->getTarget() - camnode->getAbsolutePosition()).normalize();
const core::vector3df &sundir = (m_suncam->getTarget() - m_suncam->getAbsolutePosition()).normalize();
const core::vector3df &up = camdir.crossProduct(sundir).normalize();
if (up.getLength())
m_suncam->setUpVector(up);
m_suncam->render();
for (unsigned i = 0; i < 4; i++)
{
if (!m_shadow_camnodes[i])
m_shadow_camnodes[i] = (scene::ICameraSceneNode *) m_suncam->clone();
if (m_shadow_camnodes[i])
delete m_shadow_camnodes[i];
m_shadow_camnodes[i] = (scene::ICameraSceneNode *) m_suncam->clone();
}
const core::matrix4 &SunCamViewMatrix = m_suncam->getViewMatrix();
sun_ortho_matrix.clear();
if (World::getWorld() && World::getWorld()->getTrack())
@ -925,6 +934,7 @@ void IrrDriver::computeCameraMatrix(scene::ICameraSceneNode * const camnode, siz
sun_ortho_matrix.push_back(getVideoDriver()->getTransform(video::ETS_PROJECTION) * getVideoDriver()->getTransform(video::ETS_VIEW));
}
if (!m_rsm_matrix_initialized)
{
core::aabbox3df trackbox(vmin.toIrrVector(), vmax.toIrrVector() -
core::vector3df(0, 30, 0));
@ -942,6 +952,7 @@ void IrrDriver::computeCameraMatrix(scene::ICameraSceneNode * const camnode, siz
m_suncam->render();
}
rsm_matrix = getVideoDriver()->getTransform(video::ETS_PROJECTION) * getVideoDriver()->getTransform(video::ETS_VIEW);
m_rsm_matrix_initialized = true;
}
rh_extend = core::vector3df(128, 64, 128);
core::vector3df campos = camnode->getAbsolutePosition();