public override void Update()
{
base.Update();
// update the color of the ray
GizmoUniformColorMaterial.UpdateColor(GraphicsDevice, rayMaterial, (Color) new Color4(GetLightColor(GraphicsDevice), 1f));
}
protected virtual void UpdateColors()
{
if (IsEnabled && RedUniformMaterial != null)
{
GizmoUniformColorMaterial.UpdateColor(GraphicsDevice, RedUniformMaterial, RedUniformColor);
GizmoUniformColorMaterial.UpdateColor(GraphicsDevice, GreenUniformMaterial, GreenUniformColor);
GizmoUniformColorMaterial.UpdateColor(GraphicsDevice, BlueUniformMaterial, BlueUniformColor);
}
}
public override void Update()
{
base.Update();
// update pointEntity aspect
pointEntity.Transform.Scale = new Vector3(LightPoint.Radius);
// update the spot color
GizmoUniformColorMaterial.UpdateColor(GraphicsDevice, pointMaterial, (Color) new Color4(GetLightColor(GraphicsDevice), 1f));
}
public override void Update()
{
base.Update();
// Update the frustum mesh to match the changed light settings:
bool lightingModeChanged = (LightSpot.ProjectiveTexture == null && currentProjectiveTexture != null) || // <- if texture removed
(LightSpot.ProjectiveTexture != null && currentProjectiveTexture == null); // <- if texture added
// Check if we need to rebuild the whole mesh:
if (lightingModeChanged)
{
// Rebuild the mesh because we switched between textured and untextured mode:
spotMesh.Build(GraphicsCommandList, LightSpot); // TODO: Does "Build()" properly release the resources?
// Now assign the new mesh to the model component:
UpdateModelComponentMesh();
}
// Check if we only need to update the vertex positions:
bool GeometryAffectingParametersChanged = !MathUtil.NearEqual(currentAngleOuterInRadians, LightSpot.AngleOuterInRadians) ||
!MathUtil.NearEqual(currentRange, LightSpot.Range) ||
!MathUtil.NearEqual(currentAspectRatio, LightSpot.AspectRatio) || // TODO: This will trigger a rebuild even if no texture is being used.
!MathUtil.NearEqual(currentProjectionPlaneDistance, LightSpot.ProjectionPlaneDistance) || // TODO: This will trigger a rebuild even if no texture is being used.
lightingModeChanged;
if (GeometryAffectingParametersChanged) // TODO: PERFORMANCE: We're doing redundant work. If the lighting mode changes, we do a rebuild and then we also update the vertex positions (redundant).
{
// Save the current state:
currentAngleOuterInRadians = LightSpot.AngleOuterInRadians; // "AngleOuterInRadians" already contains the max value between "AngleInner" and "AngleOuter".
currentRange = LightSpot.Range;
currentAspectRatio = LightSpot.AspectRatio;
currentProjectionPlaneDistance = LightSpot.ProjectionPlaneDistance;
currentProjectiveTexture = LightSpot.ProjectiveTexture;
// Rebuild the mesh based on the new parameters:
spotMesh.Rebuild(GraphicsCommandList, LightSpot);
}
// update the spot color
GizmoUniformColorMaterial.UpdateColor(GraphicsDevice, spotMaterial, (Color) new Color4(GetLightColor(GraphicsDevice), 1f));
}
