From 18f09bac612896609c90fc871803693db0cfad91 Mon Sep 17 00:00:00 2001
From: Alexander Gauggel <agauggel@uni-koblenz.de>
Date: Thu, 24 Jun 2021 02:05:18 +0200
Subject: [PATCH] [#82] Shadows adjustments?
---
projects/voxelization/resources/shaders/shader.frag | 2 +-
projects/voxelization/resources/shaders/shadowMapping.inc | 2 +-
projects/voxelization/src/ShadowMapping.cpp | 4 ++--
3 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/projects/voxelization/resources/shaders/shader.frag b/projects/voxelization/resources/shaders/shader.frag
index eff75dde..2b356691 100644
--- a/projects/voxelization/resources/shaders/shader.frag
+++ b/projects/voxelization/resources/shaders/shader.frag
@@ -87,7 +87,7 @@ void main() {
vec3 sun = lightInfo.sunStrength * lightInfo.sunColor * NoL;
float noise = 2 * pi * interleavedGradientNoise(gl_FragCoord.xy);
- vec2 shadowOffset = vec2(sin(noise), cos(noise)) * 0.00008;
+ vec2 shadowOffset = 0.05f * vec2(sin(noise), cos(noise)) / textureSize(sampler2D(shadowMap, shadowMapSampler), 0);
float shadow = shadowTest(passPos, lightInfo, shadowMap, shadowMapSampler, shadowOffset);
sun *= shadow;
diff --git a/projects/voxelization/resources/shaders/shadowMapping.inc b/projects/voxelization/resources/shaders/shadowMapping.inc
index 8f14d35d..4755e7ec 100644
--- a/projects/voxelization/resources/shaders/shadowMapping.inc
+++ b/projects/voxelization/resources/shaders/shadowMapping.inc
@@ -86,7 +86,7 @@ float shadowTest(vec3 worldPos, LightInfo lightInfo, texture2D shadowMap, sample
shadowMapSample = unquantizeMoments(shadowMapSample);
float depthBias = 0.f;
- float momentBias = 0.00005;
+ float momentBias = 0.000002;
float shadow = ComputeMSMShadowIntensity(shadowMapSample, lightPos.z, depthBias, momentBias);
return reduceLightBleeding(shadow, 0.1f);
diff --git a/projects/voxelization/src/ShadowMapping.cpp b/projects/voxelization/src/ShadowMapping.cpp
index 3c2beb5f..e27895ae 100644
--- a/projects/voxelization/src/ShadowMapping.cpp
+++ b/projects/voxelization/src/ShadowMapping.cpp
@@ -125,7 +125,7 @@ glm::mat4 computeShadowViewProjectionMatrix(
const vk::Format shadowMapFormat = vk::Format::eR32G32B32A32Sfloat;
const vk::Format shadowMapDepthFormat = vk::Format::eD32Sfloat;
-const uint32_t shadowMapResolution = 1024;
+const uint32_t shadowMapResolution = 2048;
const vkcv::Multisampling msaa = vkcv::Multisampling::MSAA8X;
ShadowMapping::ShadowMapping(vkcv::Core* corePtr, const vkcv::VertexLayout& vertexLayout) :
@@ -156,7 +156,7 @@ ShadowMapping::ShadowMapping(vkcv::Core* corePtr, const vkcv::VertexLayout& vert
};
shadowPipeConfig.m_multisampling = msaa;
shadowPipeConfig.m_EnableDepthClamping = true;
- shadowPipeConfig.m_culling = vkcv::CullMode::Front;
+ shadowPipeConfig.m_culling = vkcv::CullMode::Front;
m_shadowMapPipe = corePtr->createGraphicsPipeline(shadowPipeConfig);
m_shadowSampler = corePtr->createSampler(
--
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