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Better fix for absent track

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This commit is contained in:
vlj
2014-05-24 03:01:08 +02:00
parent a4405ed6a0
commit 03ee8622de
1 changed files with 70 additions and 65 deletions
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135
src/graphics/render.cpp
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@@ -618,9 +618,6 @@ void IrrDriver::computeCameraMatrix(scene::ICameraSceneNode * const camnode, siz
irr_driver->setViewMatrix(irr_driver->getVideoDriver()->getTransform(video::ETS_VIEW));
irr_driver->genProjViewMatrix();
//const Vec3 *vmin, *vmax;
// World::getWorld()->getTrack()->getAABB(&vmin, &vmax);
const float oldfar = camnode->getFarValue();
const float oldnear = camnode->getNearValue();
float FarValues[] =
@@ -638,74 +635,82 @@ void IrrDriver::computeCameraMatrix(scene::ICameraSceneNode * const camnode, siz
50.,
};
const core::matrix4 &SunCamViewMatrix = m_suncam->getViewMatrix();
sun_ortho_matrix.clear();
// Build the 3 ortho projection (for the 3 shadow resolution levels)
for (unsigned i = 0; i < 4; i++)
{
camnode->setFarValue(FarValues[i]);
camnode->setNearValue(NearValues[i]);
camnode->render();
const core::aabbox3df smallcambox = camnode->
getViewFrustum()->getBoundingBox();
// core::aabbox3df trackbox(vmin->toIrrVector(), vmax->toIrrVector() -
// core::vector3df(0, 30, 0));
// Set up a nice ortho projection that contains our camera frustum
core::aabbox3df box = smallcambox;
// box = box.intersect(trackbox);
// SunCamViewMatrix.transformBoxEx(trackbox);
SunCamViewMatrix.transformBoxEx(box);
core::vector3df extent = box.getExtent();
const float w = fabsf(extent.X);
const float h = fabsf(extent.Y);
float z = box.MaxEdge.Z;
// Snap to texels
const float units_per_w = w / 1024;
const float units_per_h = h / 1024;
float left = box.MinEdge.X;
float right = box.MaxEdge.X;
float up = box.MaxEdge.Y;
float down = box.MinEdge.Y;
core::matrix4 tmp_matrix;
// Prevent Matrix without extend
if (left == right || up == down)
{
Log::error("Shadows", "Shadows Near/Far plane have a 0 area");
sun_ortho_matrix.push_back(tmp_matrix);
continue;
}
tmp_matrix.buildProjectionMatrixOrthoLH(left, right,
up, down,
30, z);
m_suncam->setProjectionMatrix(tmp_matrix, true);
m_suncam->render();
sun_ortho_matrix.push_back(getVideoDriver()->getTransform(video::ETS_PROJECTION) * getVideoDriver()->getTransform(video::ETS_VIEW));
}
assert(sun_ortho_matrix.size() == 4);
camnode->setNearValue(oldnear);
camnode->setFarValue(oldfar);
float *tmp = new float[18 * 8];
memcpy(tmp, irr_driver->getViewMatrix().pointer(), 16 * sizeof(float));
memcpy(&tmp[16], irr_driver->getProjMatrix().pointer(), 16 * sizeof(float));
memcpy(&tmp[32], irr_driver->getInvViewMatrix().pointer(), 16 * sizeof(float));
memcpy(&tmp[48], irr_driver->getInvProjMatrix().pointer(), 16 * sizeof(float));
size_t size = irr_driver->getShadowViewProj().size();
for (unsigned i = 0; i < size; i++)
memcpy(&tmp[16 * i + 64], irr_driver->getShadowViewProj()[i].pointer(), 16 * sizeof(float));
const core::matrix4 &SunCamViewMatrix = m_suncam->getViewMatrix();
sun_ortho_matrix.clear();
if (World::getWorld() && World::getWorld()->getTrack())
{
const Vec3 *vmin, *vmax;
World::getWorld()->getTrack()->getAABB(&vmin, &vmax);
// Build the 3 ortho projection (for the 3 shadow resolution levels)
for (unsigned i = 0; i < 4; i++)
{
camnode->setFarValue(FarValues[i]);
camnode->setNearValue(NearValues[i]);
camnode->render();
const core::aabbox3df smallcambox = camnode->
getViewFrustum()->getBoundingBox();
// core::aabbox3df trackbox(vmin->toIrrVector(), vmax->toIrrVector() -
// core::vector3df(0, 30, 0));
// Set up a nice ortho projection that contains our camera frustum
core::aabbox3df box = smallcambox;
// box = box.intersect(trackbox);
// SunCamViewMatrix.transformBoxEx(trackbox);
SunCamViewMatrix.transformBoxEx(box);
core::vector3df extent = box.getExtent();
const float w = fabsf(extent.X);
const float h = fabsf(extent.Y);
float z = box.MaxEdge.Z;
// Snap to texels
const float units_per_w = w / 1024;
const float units_per_h = h / 1024;
float left = box.MinEdge.X;
float right = box.MaxEdge.X;
float up = box.MaxEdge.Y;
float down = box.MinEdge.Y;
core::matrix4 tmp_matrix;
// Prevent Matrix without extend
if (left == right || up == down)
{
Log::error("Shadows", "Shadows Near/Far plane have a 0 area");
sun_ortho_matrix.push_back(tmp_matrix);
continue;
}
tmp_matrix.buildProjectionMatrixOrthoLH(left, right,
up, down,
30, z);
m_suncam->setProjectionMatrix(tmp_matrix, true);
m_suncam->render();
sun_ortho_matrix.push_back(getVideoDriver()->getTransform(video::ETS_PROJECTION) * getVideoDriver()->getTransform(video::ETS_VIEW));
}
assert(sun_ortho_matrix.size() == 4);
camnode->setNearValue(oldnear);
camnode->setFarValue(oldfar);
size_t size = irr_driver->getShadowViewProj().size();
for (unsigned i = 0; i < size; i++)
memcpy(&tmp[16 * i + 64], irr_driver->getShadowViewProj()[i].pointer(), 16 * sizeof(float));
}
tmp[128] = width;
tmp[129] = height;