public override void UpdateGpuProgramsParams(Graphics.IRenderable rend, Graphics.Pass pass,
Graphics.AutoParamDataSource source,
Core.Collections.LightList lightList)
{
if (this.monitorsCountChanged)
{
this.vsInMonitorsCount.SetGpuParameter(this.monitorsCount + new Vector2(0.0001f, 0.0001f));
this.psInMonitorsCount.SetGpuParameter(this.monitorsCount + new Vector2(0.0001f, 0.0001f));
this.monitorsCountChanged = false;
}
}
public override void UpdateGpuProgramsParams(Graphics.IRenderable rend, Graphics.Pass pass,
Graphics.AutoParamDataSource source,
Core.Collections.LightList lightList)
{
int shadowIndex = 0;
foreach (var it in this.shadowTextureParamsList)
{
it.WorldViewProjMatrix.SetGpuParameter(source.GetTextureWorldViewProjMatrix(shadowIndex));
it.InvTextureSize.SetGpuParameter(source.GetInverseTextureSize(it.TextureSamplerIndex));
shadowIndex++;
}
var splitPoints = new Vector4();
splitPoints.x = this.shadowTextureParamsList[0].MaxRange;
splitPoints.y = this.shadowTextureParamsList[1].MaxRange;
splitPoints.z = 0.0;
splitPoints.w = 0.0;
this.psSplitPoints.SetGpuParameter(splitPoints);
}
public override void UpdateGpuProgramsParams(Graphics.IRenderable rend, Graphics.Pass pass,
Graphics.AutoParamDataSource source,
Core.Collections.LightList lightList)
{
if (this.lightParamsList.Count == 0)
{
return;
}
Matrix4 matView = source.ViewMatrix;
LightType curLightType = LightType.Directional;
int curSearchLightIndex = 0;
//Update per light parameters
for (int i = 0; i < this.lightParamsList.Count; i++)
{
LightParams curParams = this.lightParamsList[i];
if (curLightType != curParams.Type)
{
curLightType = curParams.Type;
curSearchLightIndex = 0;
}
Light srcLight = null;
Vector4 vParameter;
ColorEx color;
//Search a matching light from the current sorted lights of the given renderable
for (int j = curSearchLightIndex; j < lightList.Count; j++)
{
if (lightList[j].Type == curLightType)
{
srcLight = lightList[j];
curSearchLightIndex = j + 1;
break;
}
}
//No matching light found -> use a blank dummy light for parameter update
if (srcLight == null)
{
srcLight = this.blankLight;
}
switch (curParams.Type)
{
case LightType.Directional:
//Update light direction
vParameter = matView.TransformAffine(srcLight.GetAs4DVector(true));
curParams.Direction.SetGpuParameter(vParameter);
break;
case LightType.Point:
//Update light position
vParameter = matView.TransformAffine(srcLight.GetAs4DVector(true));
curParams.Position.SetGpuParameter(vParameter);
//Update light attenuation paramters
vParameter.x = srcLight.AttenuationRange;
vParameter.y = srcLight.AttenuationConstant;
vParameter.z = srcLight.AttenuationLinear;
vParameter.w = srcLight.AttenuationQuadratic;
curParams.AttenuatParams.SetGpuParameter(vParameter);
break;
case LightType.Spotlight:
{
Vector3 vec3;
Matrix3 matViewIT;
source.InverseTransposeViewMatrix.Extract3x3Matrix(out matViewIT);
//Update light position
vParameter = matView.TransformAffine(srcLight.GetAs4DVector(true));
curParams.Position.SetGpuParameter(vParameter);
vec3 = matViewIT * srcLight.DerivedDirection;
vec3.Normalize();
vParameter.x = -vec3.x;
vParameter.y = -vec3.y;
vParameter.z = -vec3.z;
vParameter.w = 0.0f;
curParams.Direction.SetGpuParameter(vParameter);
//Update light attenuation parameters
vParameter.x = srcLight.AttenuationRange;
vParameter.y = srcLight.AttenuationConstant;
vParameter.z = srcLight.AttenuationLinear;
vParameter.w = srcLight.AttenuationQuadratic;
curParams.AttenuatParams.SetGpuParameter(vParameter);
//Update spotlight parameters
Real phi = Axiom.Math.Utility.Cos(srcLight.SpotlightOuterAngle * 0.5);
Real theta = Axiom.Math.Utility.Cos(srcLight.SpotlightInnerAngle * 0.5);
vec3.x = theta;
vec3.y = phi;
vec3.z = srcLight.SpotlightFalloff;
curParams.SpotParams.SetGpuParameter(vec3);
}
break;
}
//Update diffuse color
if ((this.trackVertexColorType & TrackVertexColor.Diffuse) == 0)
{
color = srcLight.Diffuse * pass.Diffuse;
curParams.DiffuseColor.SetGpuParameter(color);
}
else
{
color = srcLight.Diffuse;
curParams.DiffuseColor.SetGpuParameter(color);
}
//Update specular color if need to
if (this.specularEnable)
{
//Update diffuse color
if ((this.trackVertexColorType & TrackVertexColor.Specular) == 0)
{
color = srcLight.Specular * pass.Specular;
curParams.SpecularColor.SetGpuParameter(color);
}
else
{
color = srcLight.Specular;
curParams.SpecularColor.SetGpuParameter(color);
}
}
}
}
public virtual void UpdateGpuProgramsParams(Graphics.IRenderable rend, Graphics.Pass pass,
Graphics.AutoParamDataSource source,
Core.Collections.LightList lightList)
{
}
