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Added support for DPCF

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This commit is contained in:
Mathias Agopian
2021-12-03 01:20:50 -06:00
committed by Mathias Agopian
parent aac3ac579c
commit 087f29c6c9
27 changed files with 335 additions and 92 deletions
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libs/viewer/src/SimpleViewer.cpp
+20 -17
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@@ -767,26 +767,29 @@ void SimpleViewer::updateUserInterface() {
light.shadowOptions.mapSize = mapSize;
bool enableVsm = mSettings.view.shadowType == ShadowType::VSM;
ImGui::Checkbox("Enable VSM", &enableVsm);
mSettings.view.shadowType = enableVsm ? ShadowType::VSM : ShadowType::PCF;
int shadowType = (int)mSettings.view.shadowType;
ImGui::Combo("Shadow type", &shadowType, "PCF\0VSM\0DPCF\0\0");
mSettings.view.shadowType = (ShadowType)shadowType;
char label[32];
snprintf(label, 32, "%d", 1 << mVsmMsaaSamplesLog2);
ImGui::SliderInt("VSM MSAA samples", &mVsmMsaaSamplesLog2, 0, 3, label);
light.shadowOptions.vsm.msaaSamples = static_cast<uint8_t>(1u << mVsmMsaaSamplesLog2);
if (mSettings.view.shadowType == ShadowType::VSM) {
char label[32];
snprintf(label, 32, "%d", 1 << mVsmMsaaSamplesLog2);
ImGui::SliderInt("VSM MSAA samples", &mVsmMsaaSamplesLog2, 0, 3, label);
light.shadowOptions.vsm.msaaSamples =
static_cast<uint8_t>(1u << mVsmMsaaSamplesLog2);
int vsmAnisotropy = mSettings.view.vsmShadowOptions.anisotropy;
snprintf(label, 32, "%d", 1 << vsmAnisotropy);
ImGui::SliderInt("VSM anisotropy", &vsmAnisotropy, 0, 3, label);
mSettings.view.vsmShadowOptions.anisotropy = vsmAnisotropy;
ImGui::Checkbox("VSM mipmapping", &mSettings.view.vsmShadowOptions.mipmapping);
ImGui::SliderFloat("VSM blur", &light.shadowOptions.vsm.blurWidth, 0.0f, 125.0f);
int vsmAnisotropy = mSettings.view.vsmShadowOptions.anisotropy;
snprintf(label, 32, "%d", 1 << vsmAnisotropy);
ImGui::SliderInt("VSM anisotropy", &vsmAnisotropy, 0, 3, label);
mSettings.view.vsmShadowOptions.anisotropy = vsmAnisotropy;
ImGui::Checkbox("VSM mipmapping", &mSettings.view.vsmShadowOptions.mipmapping);
ImGui::SliderFloat("VSM blur", &light.shadowOptions.vsm.blurWidth, 0.0f, 125.0f);
// These are not very useful in practice (defaults are good), but we keep them here for debugging
//ImGui::SliderFloat("VSM exponent", &mSettings.view.vsmShadowOptions.exponent, 0.0, 6.0f);
//ImGui::SliderFloat("VSM Light bleed", &mSettings.view.vsmShadowOptions.lightBleedReduction, 0.0, 1.0f);
//ImGui::SliderFloat("VSM min variance scale", &mSettings.view.vsmShadowOptions.minVarianceScale, 0.0, 10.0f);
// These are not very useful in practice (defaults are good), but we keep them here for debugging
//ImGui::SliderFloat("VSM exponent", &mSettings.view.vsmShadowOptions.exponent, 0.0, 6.0f);
//ImGui::SliderFloat("VSM Light bleed", &mSettings.view.vsmShadowOptions.lightBleedReduction, 0.0, 1.0f);
//ImGui::SliderFloat("VSM min variance scale", &mSettings.view.vsmShadowOptions.minVarianceScale, 0.0, 10.0f);
}
int shadowCascades = light.shadowOptions.shadowCascades;
ImGui::SliderInt("Cascades", &shadowCascades, 1, 4);