Archive/openmw
0
0
Fork 0
mirror of https://gitlab.com/OpenMW/openmw.git synced 2025-05-08 03:28:15 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions 40

Add some more advanced settings to control shadows.

Browse source
This commit is contained in:
AnyOldName3 2018-01-25 16:08:34 +00:00
parent c3d7c7de21
commit 9f20aaccfb
3 changed files with 47 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

9
components/sceneutil/shadow.cpp
View file

@ -64,7 +64,7 @@ namespace SceneUtil
settings->setNumShadowMapsPerLight(numberOfShadowMapsPerLight);
settings->setBaseShadowTextureUnit(8 - numberOfShadowMapsPerLight);
settings->setMinimumShadowMapNearFarRatio(0.25);
settings->setMinimumShadowMapNearFarRatio(Settings::Manager::getFloat("minimum lispsm near far ratio", "Shadows"));
if (Settings::Manager::getBool("compute tight scene bounds", "Shadows"))
settings->setComputeNearFarModeOverride(osg::CullSettings::COMPUTE_NEAR_FAR_USING_PRIMITIVES);
@ -683,7 +683,8 @@ namespace SceneUtil
double f = (frustum.eye - frustum.centerFarPlane).length();
double i = double(sm_i);
double m = double(numShadowMapsPerLight);
double deltaBias = 0;
double ratio = Settings::Manager::getFloat("split point uniform logarithmic ratio", "Shadows");
double deltaBias = Settings::Manager::getFloat("split point bias", "Shadows");
if (sm_i == 0)
r_start = -1.0;
else
@ -691,7 +692,7 @@ namespace SceneUtil
// compute the split point in main camera view
double ciLog = n * pow(f / n, i / m);
double ciUniform = n + (f - n) * i / m;
double ci = (ciLog + ciUniform) / 2 + deltaBias;
double ci = ratio * ciLog + (1.0 - ratio) * ciUniform + deltaBias;
// work out where this is in light space
osg::Vec3d worldSpacePos = frustum.eye + frustum.frustumCenterLine * ci;
@ -706,7 +707,7 @@ namespace SceneUtil
// compute the split point in main camera view
double ciLog = n * pow(f / n, (i + 1) / m);
double ciUniform = n + (f - n) * (i + 1) / m;
double ci = (ciLog + ciUniform) / 2 + deltaBias;
double ci = ratio * ciLog + (1.0 - ratio) * ciUniform + deltaBias;
// work out where this is in light space
osg::Vec3d worldSpacePos = frustum.eye + frustum.frustumCenterLine * ci;