private void CalculateAndUpdateConstantBuffer(DeviceContext context, double tick)
{
Matrix previousFrameViewProjMatrix = m_ViewportCamera.m_ViewProjectionMatrix;
m_ViewportCamera.TickCamera(tick);
dynamic mcb = m_ForwardPassBuffer;
dynamic vcb = m_ViewportConstantBuffer;
dynamic ppcb = m_PostEffectsConstantBuffer;
dynamic cvpb = m_CurrentViewportBuffer;
m_ViewportCamera.CalculateMatrices();
m_ShadowCamera.CalculateMatrices();
// Temporal component of matrix
Matrix temporalJitter = Matrix.Identity;
if (vcb.g_TemporalAA > 0.5f)
{
//float translationOffset = (TemporalSurfaceManager.GetCurrentPhase("ResolvedColor") == 0) ? 0.5f : -0.5f;
//float translationOffsetX = translationOffset;
//float translationOffsetY = translationOffset;
temporalJitter = Matrix.Translation((POISSON_SAMPLES[(Program.m_FrameNumber) % POISSON_SAMPLE_NUM * 2 + 0] * 2.0f - 1.0f) / (float)m_ResolutionX, (POISSON_SAMPLES[(Program.m_FrameNumber) % POISSON_SAMPLE_NUM * 2 + 1] * 2.0f - 1.0f) / (float)m_ResolutionY, 0.0f);
}
m_ScatterDOFPass.m_DebugBokeh = ppcb.g_DebugBokeh > 0.5f;
Vector3 sceneMin, sceneMax;
m_SimpleSceneWrapper.GetSceneBounds(out sceneMin, out sceneMax);
vcb.g_ViewProjMatrixPrevFrame = previousFrameViewProjMatrix;
cvpb.g_ProjMatrix = m_ViewportCamera.m_ProjectionMatrix;
cvpb.g_ViewMatrix = m_ViewportCamera.m_WorldToView;
cvpb.g_InvViewProjMatrix = m_ViewportCamera.m_ViewProjectionMatrix;
cvpb.g_InvViewProjMatrix.Invert();
cvpb.g_ViewProjMatrix = m_ViewportCamera.m_ViewProjectionMatrix * temporalJitter;
Matrix viewToWorldMatrix = m_ViewportCamera.m_WorldToView;
viewToWorldMatrix.Invert();
float projWidth = m_ViewportCamera.m_ProjectionMatrix.M11;
float projHeight = m_ViewportCamera.m_ProjectionMatrix.M22;
vcb.g_EyeXAxis = Vector4.Transform(new Vector4(1.0f / projWidth, 0, 0, 0), viewToWorldMatrix);
vcb.g_EyeYAxis = Vector4.Transform(new Vector4(0, 1.0f / projHeight, 0, 0), viewToWorldMatrix);
vcb.g_EyeZAxis = Vector4.Transform(new Vector4(0, 0, 1, 0), viewToWorldMatrix);
vcb.g_WorldEyePos = new Vector4(m_ViewportCamera.m_CameraPosition, 1.0f);
vcb.g_WorldBoundsMin = new Vector4(sceneMin, 0.0f);
vcb.g_WorldBoundsMax = new Vector4(sceneMax, 0.0f);
Vector3 invRange = new Vector3(1.0f / (sceneMax.X - sceneMin.X), 1.0f / (sceneMax.Y - sceneMin.Y), 1.0f / (sceneMax.Z - sceneMin.Z));
vcb.g_WorldBoundsInvRange = new Vector4(invRange, 0.0f);
vcb.g_zNear = m_ViewportCamera.m_NearZ;
vcb.g_zFar = m_ViewportCamera.m_FarZ;
vcb.g_FrameJitter = (TemporalSurfaceManager.GetCurrentPhase("ResolvedColor") == 0) ? 1.0f : 0.0f;
vcb.g_ScreenSize = new Vector4((float)m_ResolutionX, (float)m_ResolutionY, 1.0f / (float)m_ResolutionX, 1.0f / (float)m_ResolutionY);
vcb.g_ScreenSizeHalfRes = new Vector4((float)m_ResolutionX / 2.0f, (float)m_ResolutionY / 2.0f, 2.0f / (float)m_ResolutionX, 2.0f / (float)m_ResolutionY);
vcb.g_ReprojectInfo = new Vector4(
-2.0f / ((float)m_ResolutionX * m_ViewportCamera.m_ProjectionMatrix.M11),
-2.0f / ((float)m_ResolutionY * m_ViewportCamera.m_ProjectionMatrix.M22),
(1.0f - m_ViewportCamera.m_ProjectionMatrix.M13) / m_ViewportCamera.m_ProjectionMatrix.M11,
(1.0f + m_ViewportCamera.m_ProjectionMatrix.M23) / m_ViewportCamera.m_ProjectionMatrix.M22);
vcb.g_ReprojectInfoFromInt = vcb.g_ReprojectInfo + new Vector4(0.0f, 0.0f, vcb.g_ReprojectInfo.X * 0.5f, vcb.g_ReprojectInfo.Y * 0.5f);
mcb.g_ShadowViewProjMatrix = m_ShadowCamera.m_ViewProjectionMatrix;
mcb.g_ShadowInvViewProjMatrix = m_ShadowCamera.m_ViewProjectionMatrix;
mcb.g_ShadowInvViewProjMatrix.Invert();
mcb.g_LightDir = new Vector4(-m_ShadowCamera.m_CameraForward, 1.0f);
mcb.g_LightColor = new Vector4(1.0f, 0.95f, 0.9f, 0.0f);
float time = (float)Program.m_Time;
mcb.g_LocalPointLightPosition = new Vector4((float)Math.Sin(0.05f * time) * 10.0f, 2.0f, (float)Math.Cos(time * 0.15f) * 5.8f, 0.0f);
mcb.g_LocalPointLightColor = new Vector4(1, 0, 0, 0);
m_ViewportConstantBuffer.CompileAndBind(context);
m_ForwardPassBuffer.CompileAndBind(context);
m_CurrentViewportBuffer.CompileAndBind(context);
m_PostEffectsConstantBuffer.CompileAndBind(context);
}
private void CalculateAndUpdateConstantBuffer(DeviceContext context)
{
Matrix previousFrameViewProjMatrix = m_ViewportCamera.m_ViewProjectionMatrix;
m_ViewportCamera.TickCamera(0.1f);
dynamic mcb = m_ForwardPassBuffer;
dynamic vcb = m_ViewportConstantBuffer;
dynamic ppcb = m_PostEffectsConstantBuffer;
dynamic cvpb = m_CurrentViewportBuffer;
m_ViewportCamera.CalculateMatrices();
m_ShadowCamera.CalculateMatrices();
// Temporal component of matrix
Matrix temporalJitter = Matrix.Identity;
if (vcb.temporalAA > 0.5f)
{
System.Random rand = new System.Random();
float translationOffset = (TemporalSurfaceManager.GetCurrentPhase("ResolvedColor") == 0) ? 0.5f : -0.5f;
float translationOffsetX = translationOffset;
float translationOffsetY = translationOffset;
temporalJitter = Matrix.Translation(translationOffsetX / (float)m_ResolutionX, translationOffsetY / (float)m_ResolutionY, 0.0f);
}
m_ScatterDOFPass.m_DebugBokeh = ppcb.debugBokeh > 0.5f;
Vector3 sceneMin, sceneMax;
m_SimpleSceneWrapper.GetSceneBounds(out sceneMin, out sceneMax);
vcb.viewProjMatrixPrevFrame = previousFrameViewProjMatrix;
cvpb.projMatrix = m_ViewportCamera.m_ProjectionMatrix;
cvpb.viewMatrix = m_ViewportCamera.m_WorldToView;
cvpb.invViewProjMatrix = m_ViewportCamera.m_ViewProjectionMatrix;
cvpb.invViewProjMatrix.Invert();
cvpb.viewProjMatrix = m_ViewportCamera.m_ViewProjectionMatrix * temporalJitter;
vcb.worldEyePos = new Vector4(m_ViewportCamera.m_CameraPosition, 1.0f);
vcb.worldBoundsMin = new Vector4(sceneMin, 0.0f);
vcb.worldBoundsMax = new Vector4(sceneMax, 0.0f);
Vector3 invRange = new Vector3(1.0f / (sceneMax.X - sceneMin.X), 1.0f / (sceneMax.Y - sceneMin.Y), 1.0f / (sceneMax.Z - sceneMin.Z));
vcb.worldBoundsInvRange = new Vector4(invRange, 0.0f);
vcb.zNear = m_ViewportCamera.m_NearZ;
vcb.zFar = m_ViewportCamera.m_FarZ;
vcb.screenSize = new Vector4((float)m_ResolutionX, (float)m_ResolutionY, 1.0f / (float)m_ResolutionX, 1.0f / (float)m_ResolutionY);
vcb.screenSizeHalfRes = new Vector4((float)m_ResolutionX / 2.0f, (float)m_ResolutionY / 2.0f, 2.0f / (float)m_ResolutionX, 2.0f / (float)m_ResolutionY);
vcb.reprojectInfo = new Vector4(
-2.0f / ((float)m_ResolutionX * m_ViewportCamera.m_ProjectionMatrix.M11),
-2.0f / ((float)m_ResolutionY * m_ViewportCamera.m_ProjectionMatrix.M22),
(1.0f - m_ViewportCamera.m_ProjectionMatrix.M13) / m_ViewportCamera.m_ProjectionMatrix.M11,
(1.0f + m_ViewportCamera.m_ProjectionMatrix.M23) / m_ViewportCamera.m_ProjectionMatrix.M22);
vcb.reprojectInfoFromInt = vcb.reprojectInfo + new Vector4(0.0f, 0.0f, vcb.reprojectInfo.X * 0.5f, vcb.reprojectInfo.Y * 0.5f);
mcb.shadowViewProjMatrix = m_ShadowCamera.m_ViewProjectionMatrix;
mcb.shadowInvViewProjMatrix = m_ShadowCamera.m_ViewProjectionMatrix;
mcb.shadowInvViewProjMatrix.Invert();
mcb.lightDir = new Vector4(-m_ShadowCamera.m_CameraForward, 1.0f);
m_ViewportConstantBuffer.CompileAndBind(context);
m_ForwardPassBuffer.CompileAndBind(context);
m_CurrentViewportBuffer.CompileAndBind(context);
m_PostEffectsConstantBuffer.CompileAndBind(context);
}
