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Use reserveGlobalTextureUnits for shadow maps

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This commit is contained in:
AnyOldName3 2023-02-09 01:32:48 +00:00
parent 9be3d2668a
commit 7d4410d4fb
4 changed files with 20 additions and 25 deletions
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7
components/sceneutil/shadow.cpp
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@ -13,7 +13,7 @@ namespace SceneUtil
{
using namespace osgShadow;
void ShadowManager::setupShadowSettings()
void ShadowManager::setupShadowSettings(Shader::ShaderManager& shaderManager)
{
mEnableShadows = Settings::Manager::getBool("enable shadows", "Shadows");
@ -32,8 +32,7 @@ namespace SceneUtil
= std::clamp(Settings::Manager::getInt("number of shadow maps", "Shadows"), 1, 8);
mShadowSettings->setNumShadowMapsPerLight(numberOfShadowMapsPerLight);
mShadowSettings->setBaseShadowTextureUnit(
osg::GLExtensions::Get(0, false)->glMaxTextureUnits - numberOfShadowMapsPerLight);
mShadowSettings->setBaseShadowTextureUnit(shaderManager.reserveGlobalTextureUnits(Shader::ShaderManager::Slot::ShadowMaps, numberOfShadowMapsPerLight));
const float maximumShadowMapDistance = Settings::Manager::getFloat("maximum shadow map distance", "Shadows");
if (maximumShadowMapDistance > 0)
@ -122,7 +121,7 @@ namespace SceneUtil
mShadowedScene->setNodeMask(sceneRoot->getNodeMask());
mShadowSettings = mShadowedScene->getShadowSettings();
setupShadowSettings();
setupShadowSettings(shaderManager);
mShadowTechnique->setupCastingShader(shaderManager);
mShadowTechnique->setWorldMask(worldMask);