| public GetLightPowerScale ( int index ) : Real | ||
| index | int | Ordinal value signifying the light to retreive. |
| return | Real | |
public void UpdateAutoParams(AutoParamDataSource source, GpuParamVariability mask)
{
// abort early if no autos
if (!HasAutoConstantType)
{
return;
}
if ((mask & this._combinedVariability) == 0)
{
return;
}
this.activePassIterationIndex = int.MaxValue;
Matrix3 m3;
Vector4 vec4;
Vector3 vec3;
// loop through and update all constants based on their type
foreach (var entry in this.autoConstants)
{
// Only update needed slots
if ((entry.Variability & mask) == 0)
{
continue;
}
switch (entry.Type)
{
case AutoConstantType.ViewMatrix:
WriteRawConstant(entry.PhysicalIndex, source.ViewMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseViewMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseViewMatrix, entry.ElementCount);
break;
case AutoConstantType.TransposeViewMatrix:
WriteRawConstant(entry.PhysicalIndex, source.TransposeViewMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseTransposeViewMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseTransposeViewMatrix, entry.ElementCount);
break;
case AutoConstantType.ProjectionMatrix:
WriteRawConstant(entry.PhysicalIndex, source.ProjectionMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseProjectionMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseProjectionMatrix, entry.ElementCount);
break;
case AutoConstantType.TransposeProjectionMatrix:
WriteRawConstant(entry.PhysicalIndex, source.TransposeProjectionMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseTransposeProjectionMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseTransposeProjectionMatrix, entry.ElementCount);
break;
case AutoConstantType.ViewProjMatrix:
WriteRawConstant(entry.PhysicalIndex, source.ViewProjectionMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseViewProjMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseViewProjMatrix, entry.ElementCount);
break;
case AutoConstantType.TransposeViewProjMatrix:
WriteRawConstant(entry.PhysicalIndex, source.TransposeViewProjMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseTransposeViewProjMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseTransposeViewProjMatrix, entry.ElementCount);
break;
case AutoConstantType.RenderTargetFlipping:
WriteRawConstant(entry.PhysicalIndex, source.CurrentRenderTarget.RequiresTextureFlipping ? -1.0f : 1.0f);
break;
case AutoConstantType.VertexWinding:
{
var rsys = Root.Instance.RenderSystem;
WriteRawConstant(entry.PhysicalIndex, rsys.InvertVertexWinding ? -1.0f : 1.0f);
break;
}
// NB ambient light still here because it's not related to a specific light
case AutoConstantType.AmbientLightColor:
WriteRawConstant(entry.PhysicalIndex, source.AmbientLight, entry.ElementCount);
break;
case AutoConstantType.DerivedAmbientLightColor:
WriteRawConstant(entry.PhysicalIndex, source.DerivedAmbient, entry.ElementCount);
break;
case AutoConstantType.DerivedSceneColor:
WriteRawConstant(entry.PhysicalIndex, source.DerivedSceneColor, entry.ElementCount);
break;
case AutoConstantType.FogColor:
WriteRawConstant(entry.PhysicalIndex, source.FogColor);
break;
case AutoConstantType.FogParams:
WriteRawConstant(entry.PhysicalIndex, source.FogParams, entry.ElementCount);
break;
case AutoConstantType.SurfaceAmbientColor:
WriteRawConstant(entry.PhysicalIndex, source.SurfaceAmbient, entry.ElementCount);
break;
case AutoConstantType.SurfaceDiffuseColor:
WriteRawConstant(entry.PhysicalIndex, source.SurfaceDiffuse, entry.ElementCount);
break;
case AutoConstantType.SurfaceSpecularColor:
WriteRawConstant(entry.PhysicalIndex, source.SurfaceSpecular, entry.ElementCount);
break;
case AutoConstantType.SurfaceEmissiveColor:
WriteRawConstant(entry.PhysicalIndex, source.SurfaceEmissive, entry.ElementCount);
break;
case AutoConstantType.SurfaceShininess:
WriteRawConstant(entry.PhysicalIndex, source.SurfaceShininess);
break;
case AutoConstantType.CameraPosition:
WriteRawConstant(entry.PhysicalIndex, source.CameraPosition, entry.ElementCount);
break;
case AutoConstantType.Time:
WriteRawConstant(entry.PhysicalIndex, source.Time * entry.FData);
break;
case AutoConstantType.Time_0_X:
WriteRawConstant(entry.PhysicalIndex, source.GetTime_0_X(entry.FData));
break;
case AutoConstantType.CosTime_0_X:
WriteRawConstant(entry.PhysicalIndex, source.GetCosTime_0_X(entry.FData));
break;
case AutoConstantType.SinTime_0_X:
WriteRawConstant(entry.PhysicalIndex, source.GetSinTime_0_X(entry.FData));
break;
case AutoConstantType.TanTime_0_X:
WriteRawConstant(entry.PhysicalIndex, source.GetTanTime_0_X(entry.FData));
break;
case AutoConstantType.Time_0_X_Packed:
WriteRawConstant(entry.PhysicalIndex, source.GetTime_0_X_Packed(entry.FData), entry.ElementCount);
break;
case AutoConstantType.Time_0_1:
WriteRawConstant(entry.PhysicalIndex, source.GetTime_0_1(entry.FData));
break;
case AutoConstantType.CosTime_0_1:
WriteRawConstant(entry.PhysicalIndex, source.GetCosTime_0_1(entry.FData));
break;
case AutoConstantType.SinTime_0_1:
WriteRawConstant(entry.PhysicalIndex, source.GetSinTime_0_1(entry.FData));
break;
case AutoConstantType.TanTime_0_1:
WriteRawConstant(entry.PhysicalIndex, source.GetTanTime_0_1(entry.FData));
break;
case AutoConstantType.Time_0_1_Packed:
WriteRawConstant(entry.PhysicalIndex, source.GetTime_0_1_Packed(entry.FData), entry.ElementCount);
break;
case AutoConstantType.Time_0_2PI:
WriteRawConstant(entry.PhysicalIndex, source.GetTime_0_2Pi(entry.FData));
break;
case AutoConstantType.CosTime_0_2PI:
WriteRawConstant(entry.PhysicalIndex, source.GetCosTime_0_2Pi(entry.FData));
break;
case AutoConstantType.SinTime_0_2PI:
WriteRawConstant(entry.PhysicalIndex, source.GetSinTime_0_2Pi(entry.FData));
break;
case AutoConstantType.TanTime_0_2PI:
WriteRawConstant(entry.PhysicalIndex, source.GetTanTime_0_2Pi(entry.FData));
break;
case AutoConstantType.Time_0_2PI_Packed:
WriteRawConstant(entry.PhysicalIndex, source.GetTime_0_2Pi_Packed(entry.FData), entry.ElementCount);
break;
case AutoConstantType.FrameTime:
WriteRawConstant(entry.PhysicalIndex, source.FrameTime * entry.FData);
break;
case AutoConstantType.FPS:
WriteRawConstant(entry.PhysicalIndex, source.FPS);
break;
case AutoConstantType.ViewportWidth:
WriteRawConstant(entry.PhysicalIndex, source.ViewportWidth);
break;
case AutoConstantType.ViewportHeight:
WriteRawConstant(entry.PhysicalIndex, source.ViewportHeight);
break;
case AutoConstantType.InverseViewportWidth:
WriteRawConstant(entry.PhysicalIndex, source.InverseViewportWidth);
break;
case AutoConstantType.InverseViewportHeight:
WriteRawConstant(entry.PhysicalIndex, source.InverseViewportHeight);
break;
case AutoConstantType.ViewportSize:
{
WriteRawConstant(entry.PhysicalIndex,
new Vector4(source.ViewportWidth, source.ViewportHeight, source.InverseViewportWidth,
source.InverseViewportHeight), entry.ElementCount);
}
break;
case AutoConstantType.TexelOffsets:
{
var rsys = Root.Instance.RenderSystem;
WriteRawConstant(entry.PhysicalIndex,
new Vector4(rsys.HorizontalTexelOffset, rsys.VerticalTexelOffset,
rsys.HorizontalTexelOffset * source.InverseViewportWidth,
rsys.VerticalTexelOffset * source.InverseViewportHeight), entry.ElementCount);
}
break;
case AutoConstantType.TextureSize:
WriteRawConstant(entry.PhysicalIndex, source.GetTextureSize(entry.Data), entry.ElementCount);
break;
case AutoConstantType.InverseTextureSize:
WriteRawConstant(entry.PhysicalIndex, source.GetInverseTextureSize(entry.Data), entry.ElementCount);
break;
case AutoConstantType.PackedTextureSize:
WriteRawConstant(entry.PhysicalIndex, source.GetPackedTextureSize(entry.Data), entry.ElementCount);
break;
case AutoConstantType.SceneDepthRange:
WriteRawConstant(entry.PhysicalIndex, source.SceneDepthRange, entry.ElementCount);
break;
case AutoConstantType.ViewDirection:
WriteRawConstant(entry.PhysicalIndex, source.ViewDirection);
break;
case AutoConstantType.ViewSideVector:
WriteRawConstant(entry.PhysicalIndex, source.ViewSideVector);
break;
case AutoConstantType.ViewUpVector:
WriteRawConstant(entry.PhysicalIndex, source.ViewUpVector);
break;
case AutoConstantType.FOV:
WriteRawConstant(entry.PhysicalIndex, source.FOV);
break;
case AutoConstantType.NearClipDistance:
WriteRawConstant(entry.PhysicalIndex, source.NearClipDistance);
break;
case AutoConstantType.FarClipDistance:
WriteRawConstant(entry.PhysicalIndex, source.FarClipDistance);
break;
case AutoConstantType.PassNumber:
WriteRawConstant(entry.PhysicalIndex, (float)source.PassNumber);
break;
case AutoConstantType.PassIterationNumber:
{
// this is actually just an initial set-up, it's bound separately, so still global
WriteRawConstant(entry.PhysicalIndex, 0.0f);
this.activePassIterationIndex = entry.PhysicalIndex;
}
break;
case AutoConstantType.TextureMatrix:
WriteRawConstant(entry.PhysicalIndex, source.GetTextureTransformMatrix(entry.Data), entry.ElementCount);
break;
case AutoConstantType.LODCameraPosition:
WriteRawConstant(entry.PhysicalIndex, source.LodCameraPosition, entry.ElementCount);
break;
case AutoConstantType.TextureWorldViewProjMatrix:
// can also be updated in lights
WriteRawConstant(entry.PhysicalIndex, source.GetTextureWorldViewProjMatrix(entry.Data), entry.ElementCount);
break;
case AutoConstantType.TextureWorldViewProjMatrixArray:
for (var l = 0; l < entry.Data; ++l)
{
// can also be updated in lights
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, source.GetTextureWorldViewProjMatrix(l),
entry.ElementCount);
}
break;
case AutoConstantType.SpotLightWorldViewProjMatrix:
WriteRawConstant(entry.PhysicalIndex, source.GetSpotlightWorldViewProjMatrix(entry.Data), entry.ElementCount);
break;
case AutoConstantType.LightPositionObjectSpace:
{
vec4 = source.GetLightAs4DVector(entry.Data);
vec3 = new Vector3(vec4.x, vec4.y, vec4.z);
if (vec4.w > 0.0f)
{
// point light
vec3 = source.InverseWorldMatrix.TransformAffine(vec3);
}
else
{
// directional light
// We need the inverse of the inverse transpose
source.InverseTransposeWorldMatrix.Inverse().Extract3x3Matrix(out m3);
vec3 = (m3 * vec3).ToNormalized();
}
WriteRawConstant(entry.PhysicalIndex, new Vector4(vec3.x, vec3.y, vec3.z, vec4.w), entry.ElementCount);
}
break;
case AutoConstantType.LightDirectionObjectSpace:
{
// We need the inverse of the inverse transpose
source.InverseTransposeWorldMatrix.Inverse().Extract3x3Matrix(out m3);
vec3 = m3 * source.GetLightDirection(entry.Data);
vec3.Normalize();
// Set as 4D vector for compatibility
WriteRawConstant(entry.PhysicalIndex, new Vector4(vec3.x, vec3.y, vec3.z, 0.0f), entry.ElementCount);
}
break;
case AutoConstantType.LightDistanceObjectSpace:
{
vec3 = source.InverseWorldMatrix.TransformAffine(source.GetLightPosition(entry.Data));
WriteRawConstant(entry.PhysicalIndex, vec3.Length);
}
break;
case AutoConstantType.LightPositionObjectSpaceArray:
{
// We need the inverse of the inverse transpose
source.InverseTransposeWorldMatrix.Inverse().Extract3x3Matrix(out m3);
for (var l = 0; l < entry.Data; ++l)
{
vec4 = source.GetLightAs4DVector(l);
vec3 = new Vector3(vec4.x, vec4.y, vec4.z);
if (vec4.w > 0.0f)
{
// point light
vec3 = source.InverseWorldMatrix.TransformAffine(vec3);
}
else
{
// directional light
vec3 = (m3 * vec3).ToNormalized();
}
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, new Vector4(vec3.x, vec3.y, vec3.z, vec4.w),
entry.ElementCount);
}
}
break;
case AutoConstantType.LightDirectionObjectSpaceArray:
{
// We need the inverse of the inverse transpose
source.InverseTransposeWorldMatrix.Inverse().Extract3x3Matrix(out m3);
for (var l = 0; l < entry.Data; ++l)
{
vec3 = m3 * source.GetLightDirection(l);
vec3.Normalize();
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, new Vector4(vec3.x, vec3.y, vec3.z, 0.0f),
entry.ElementCount);
}
}
break;
case AutoConstantType.LightDistanceObjectSpaceArray:
for (var l = 0; l < entry.Data; ++l)
{
vec3 = source.InverseWorldMatrix.TransformAffine(source.GetLightPosition(l));
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, vec3.Length);
}
break;
case AutoConstantType.WorldMatrix:
WriteRawConstant(entry.PhysicalIndex, source.WorldMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseWorldMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseWorldMatrix, entry.ElementCount);
break;
case AutoConstantType.TransposeWorldMatrix:
WriteRawConstant(entry.PhysicalIndex, source.TransposeWorldMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseTransposeWorldMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseTransposeWorldMatrix, entry.ElementCount);
break;
case AutoConstantType.WorldMatrixArray3x4:
{
// Loop over matrices
var pMatrix = source.WorldMatrixArray;
var numMatrices = source.WorldMatrixCount;
var index = entry.PhysicalIndex;
var floatArray = new float[16];
for (var m = 0; m < numMatrices; ++m)
{
pMatrix[m].MakeFloatArray(floatArray);
_writeRawConstants(index, floatArray, 12);
index += 12;
}
}
break;
case AutoConstantType.WorldMatrixArray:
WriteRawConstant(entry.PhysicalIndex, source.WorldMatrixArray, source.WorldMatrixCount);
break;
case AutoConstantType.WorldViewMatrix:
WriteRawConstant(entry.PhysicalIndex, source.WorldViewMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseWorldViewMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseWorldViewMatrix, entry.ElementCount);
break;
case AutoConstantType.TransposeWorldViewMatrix:
WriteRawConstant(entry.PhysicalIndex, source.TransposeWorldViewMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseTransposeWorldViewMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseTransposeWorldViewMatrix, entry.ElementCount);
break;
case AutoConstantType.WorldViewProjMatrix:
WriteRawConstant(entry.PhysicalIndex, source.WorldViewProjMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseWorldViewProjMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseWorldViewProjMatrix, entry.ElementCount);
break;
case AutoConstantType.TransposeWorldViewProjMatrix:
WriteRawConstant(entry.PhysicalIndex, source.TransposeWorldViewProjMatrix, entry.ElementCount);
break;
case AutoConstantType.InverseTransposeWorldViewProjMatrix:
WriteRawConstant(entry.PhysicalIndex, source.InverseTransposeWorldViewProjMatrix, entry.ElementCount);
break;
case AutoConstantType.CameraPositionObjectSpace:
WriteRawConstant(entry.PhysicalIndex, source.CameraPositionObjectSpace, entry.ElementCount);
break;
case AutoConstantType.LODCameraPositionObjectSpace:
WriteRawConstant(entry.PhysicalIndex, source.LodCameraPositionObjectSpace, entry.ElementCount);
break;
case AutoConstantType.Custom:
case AutoConstantType.AnimationParametric:
source.CurrentRenderable.UpdateCustomGpuParameter(entry, this);
break;
case AutoConstantType.LightCustom:
source.UpdateLightCustomGpuParameter(entry, this);
break;
case AutoConstantType.LightCount:
WriteRawConstant(entry.PhysicalIndex, source.LightCount);
break;
case AutoConstantType.LightDiffuseColor:
WriteRawConstant(entry.PhysicalIndex, source.GetLightDiffuse(entry.Data), entry.ElementCount);
break;
case AutoConstantType.LightSpecularColor:
WriteRawConstant(entry.PhysicalIndex, source.GetLightSpecular(entry.Data), entry.ElementCount);
break;
case AutoConstantType.LightPosition:
{
// Get as 4D vector, works for directional lights too
// Use element count in case uniform slot is smaller
WriteRawConstant(entry.PhysicalIndex, source.GetLightAs4DVector(entry.Data), entry.ElementCount);
}
break;
case AutoConstantType.LightDirection:
{
vec3 = source.GetLightDirection(entry.Data);
// Set as 4D vector for compatibility
// Use element count in case uniform slot is smaller
WriteRawConstant(entry.PhysicalIndex, new Vector4(vec3.x, vec3.y, vec3.z, 1.0f), entry.ElementCount);
}
break;
case AutoConstantType.LightPositionViewSpace:
{
vec4 = source.GetLightAs4DVector(entry.Data);
WriteRawConstant(entry.PhysicalIndex, source.ViewMatrix.TransformAffine(vec4), entry.ElementCount);
}
break;
case AutoConstantType.LightDirectionViewSpace:
{
source.InverseTransposeViewMatrix.Extract3x3Matrix(out m3);
// inverse transpose in case of scaling
vec3 = m3 * source.GetLightDirection(entry.Data);
vec3.Normalize();
// Set as 4D vector for compatibility
WriteRawConstant(entry.PhysicalIndex, new Vector4(vec3.x, vec3.y, vec3.z, 0.0f), entry.ElementCount);
}
break;
case AutoConstantType.ShadowExtrusionDistance:
{
// extrusion is in object-space, so we have to rescale by the inverse
// of the world scaling to deal with scaled objects
source.WorldMatrix.Extract3x3Matrix(out m3);
WriteRawConstant(entry.PhysicalIndex,
source.ShadowExtrusionDistance /
Sqrt(
Max(Max(m3.GetColumn(0).LengthSquared, m3.GetColumn(1).LengthSquared),
m3.GetColumn(2).LengthSquared)));
}
break;
case AutoConstantType.ShadowSceneDepthRange:
WriteRawConstant(entry.PhysicalIndex, source.GetShadowSceneDepthRange(entry.Data));
break;
case AutoConstantType.ShadowColor:
WriteRawConstant(entry.PhysicalIndex, source.ShadowColor, entry.ElementCount);
break;
case AutoConstantType.LightPowerScale:
WriteRawConstant(entry.PhysicalIndex, source.GetLightPowerScale(entry.Data));
break;
case AutoConstantType.LightDiffuseColorPowerScaled:
WriteRawConstant(entry.PhysicalIndex, source.GetLightDiffuseColorWithPower(entry.Data), entry.ElementCount);
break;
case AutoConstantType.LightSpecularColorPowerScaled:
WriteRawConstant(entry.PhysicalIndex, source.GetLightSpecularColorWithPower(entry.Data), entry.ElementCount);
break;
case AutoConstantType.LightNumber:
WriteRawConstant(entry.PhysicalIndex, source.GetLightNumber(entry.Data));
break;
case AutoConstantType.LightCastsShadows:
WriteRawConstant(entry.PhysicalIndex, source.GetLightCastsShadows(entry.Data));
break;
case AutoConstantType.LightAttenuation:
WriteRawConstant(entry.PhysicalIndex, source.GetLightAttenuation(entry.Data), entry.ElementCount);
break;
case AutoConstantType.SpotLightParams:
WriteRawConstant(entry.PhysicalIndex, source.GetSpotlightParams(entry.Data), entry.ElementCount);
break;
case AutoConstantType.LightDiffuseColorArray:
for (var l = 0; l < entry.Data; ++l)
{
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, source.GetLightDiffuse(l), entry.ElementCount);
}
break;
case AutoConstantType.LightSpecularColorArray:
{
for (var l = 0; l < entry.Data; ++l)
{
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, source.GetLightSpecular(l), entry.ElementCount);
}
}
break;
case AutoConstantType.LightDiffuseColorPowerScaledArray:
{
for (var l = 0; l < entry.Data; ++l)
{
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, source.GetLightDiffuseColorWithPower(l),
entry.ElementCount);
}
}
break;
case AutoConstantType.LightSpecularColorPowerScaledArray:
{
for (var l = 0; l < entry.Data; ++l)
{
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, source.GetLightSpecularColorWithPower(l),
entry.ElementCount);
}
}
break;
case AutoConstantType.LightPositionArray:
{
// Get as 4D vector, works for directional lights too
for (var l = 0; l < entry.Data; ++l)
{
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, source.GetLightAs4DVector(l), entry.ElementCount);
}
}
break;
case AutoConstantType.LightDirectionArray:
for (var l = 0; l < entry.Data; ++l)
{
vec3 = source.GetLightDirection(l);
// Set as 4D vector for compatibility
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, new Vector4(vec3.x, vec3.y, vec3.z, 0.0f),
entry.ElementCount);
}
break;
case AutoConstantType.LightPositionViewSpaceArray:
for (var l = 0; l < entry.Data; ++l)
{
vec4 = source.GetLightAs4DVector(l);
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, source.ViewMatrix.TransformAffine(vec4),
entry.ElementCount);
}
break;
case AutoConstantType.LightDirectionViewSpaceArray:
{
source.InverseTransposeViewMatrix.Extract3x3Matrix(out m3);
for (var l = 0; l < entry.Data; ++l)
{
vec3 = m3 * source.GetLightDirection(l);
vec3.Normalize();
// Set as 4D vector for compatibility
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, new Vector4(vec3.x, vec3.y, vec3.z, 0.0f),
entry.ElementCount);
}
}
break;
case AutoConstantType.LightPowerScaleArray:
for (var l = 0; l < entry.Data; ++l)
{
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, source.GetLightPowerScale(l));
}
break;
case AutoConstantType.LightAttenuationArray:
for (var l = 0; l < entry.Data; ++l)
{
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, source.GetLightAttenuation(l), entry.ElementCount);
}
break;
case AutoConstantType.SpotLightParamsArray:
for (var l = 0; l < entry.Data; ++l)
{
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, source.GetSpotlightParams(l), entry.ElementCount);
}
break;
case AutoConstantType.DerivedLightDiffuseColor:
{
WriteRawConstant(entry.PhysicalIndex, source.GetLightDiffuseColorWithPower(entry.Data) * source.SurfaceDiffuse,
entry.ElementCount);
}
break;
case AutoConstantType.DerivedLightSpecularColor:
WriteRawConstant(entry.PhysicalIndex, source.GetLightSpecularColorWithPower(entry.Data) * source.SurfaceSpecular,
entry.ElementCount);
break;
case AutoConstantType.DerivedLightDiffuseColorArray:
for (var l = 0; l < entry.Data; ++l)
{
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount,
source.GetLightDiffuseColorWithPower(l) * source.SurfaceDiffuse, entry.ElementCount);
}
break;
case AutoConstantType.DerivedLightSpecularColorArray:
for (var l = 0; l < entry.Data; ++l)
{
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount,
source.GetLightSpecularColorWithPower(l) * source.SurfaceSpecular, entry.ElementCount);
}
break;
case AutoConstantType.TextureViewProjMatrix:
// can also be updated in lights
WriteRawConstant(entry.PhysicalIndex, source.GetTextureViewProjectionMatrix(entry.Data), entry.ElementCount);
break;
case AutoConstantType.TextureViewProjMatrixArray:
for (var l = 0; l < entry.Data; ++l)
{
// can also be updated in lights
WriteRawConstant(entry.PhysicalIndex + l * entry.ElementCount, source.GetTextureViewProjectionMatrix(l),
entry.ElementCount);
}
break;
case AutoConstantType.SpotLightViewProjMatrix:
WriteRawConstant(entry.PhysicalIndex, source.GetSpotlightViewProjMatrix(entry.Data), entry.ElementCount);
break;
default:
break;
}
}
}
public void UpdateAutoParams( AutoParamDataSource source, GpuParamVariability mask )
{
// abort early if no autos
if ( !HasAutoConstantType )
{
return;
}
if ( ( mask & this._combinedVariability ) == 0 )
{
return;
}
this.activePassIterationIndex = int.MaxValue;
Matrix3 m3;
Vector4 vec4;
Vector3 vec3;
// loop through and update all constants based on their type
foreach ( var entry in this.autoConstants )
{
// Only update needed slots
if ( ( entry.Variability & mask ) == 0 )
{
continue;
}
switch ( entry.Type )
{
case AutoConstantType.ViewMatrix:
WriteRawConstant( entry.PhysicalIndex, source.ViewMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseViewMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseViewMatrix, entry.ElementCount );
break;
case AutoConstantType.TransposeViewMatrix:
WriteRawConstant( entry.PhysicalIndex, source.TransposeViewMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseTransposeViewMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseTransposeViewMatrix, entry.ElementCount );
break;
case AutoConstantType.ProjectionMatrix:
WriteRawConstant( entry.PhysicalIndex, source.ProjectionMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseProjectionMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseProjectionMatrix, entry.ElementCount );
break;
case AutoConstantType.TransposeProjectionMatrix:
WriteRawConstant( entry.PhysicalIndex, source.TransposeProjectionMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseTransposeProjectionMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseTransposeProjectionMatrix, entry.ElementCount );
break;
case AutoConstantType.ViewProjMatrix:
WriteRawConstant( entry.PhysicalIndex, source.ViewProjectionMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseViewProjMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseViewProjMatrix, entry.ElementCount );
break;
case AutoConstantType.TransposeViewProjMatrix:
WriteRawConstant( entry.PhysicalIndex, source.TransposeViewProjMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseTransposeViewProjMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseTransposeViewProjMatrix, entry.ElementCount );
break;
case AutoConstantType.RenderTargetFlipping:
WriteRawConstant( entry.PhysicalIndex, source.CurrentRenderTarget.RequiresTextureFlipping ? -1.0f : 1.0f );
break;
case AutoConstantType.VertexWinding:
{
var rsys = Root.Instance.RenderSystem;
WriteRawConstant( entry.PhysicalIndex, rsys.InvertVertexWinding ? -1.0f : 1.0f );
break;
}
// NB ambient light still here because it's not related to a specific light
case AutoConstantType.AmbientLightColor:
WriteRawConstant( entry.PhysicalIndex, source.AmbientLight, entry.ElementCount );
break;
case AutoConstantType.DerivedAmbientLightColor:
WriteRawConstant( entry.PhysicalIndex, source.DerivedAmbient, entry.ElementCount );
break;
case AutoConstantType.DerivedSceneColor:
WriteRawConstant( entry.PhysicalIndex, source.DerivedSceneColor, entry.ElementCount );
break;
case AutoConstantType.FogColor:
WriteRawConstant( entry.PhysicalIndex, source.FogColor );
break;
case AutoConstantType.FogParams:
WriteRawConstant( entry.PhysicalIndex, source.FogParams, entry.ElementCount );
break;
case AutoConstantType.SurfaceAmbientColor:
WriteRawConstant( entry.PhysicalIndex, source.SurfaceAmbient, entry.ElementCount );
break;
case AutoConstantType.SurfaceDiffuseColor:
WriteRawConstant( entry.PhysicalIndex, source.SurfaceDiffuse, entry.ElementCount );
break;
case AutoConstantType.SurfaceSpecularColor:
WriteRawConstant( entry.PhysicalIndex, source.SurfaceSpecular, entry.ElementCount );
break;
case AutoConstantType.SurfaceEmissiveColor:
WriteRawConstant( entry.PhysicalIndex, source.SurfaceEmissive, entry.ElementCount );
break;
case AutoConstantType.SurfaceShininess:
WriteRawConstant( entry.PhysicalIndex, source.SurfaceShininess );
break;
case AutoConstantType.CameraPosition:
WriteRawConstant( entry.PhysicalIndex, source.CameraPosition, entry.ElementCount );
break;
case AutoConstantType.Time:
WriteRawConstant( entry.PhysicalIndex, source.Time*entry.FData );
break;
case AutoConstantType.Time_0_X:
WriteRawConstant( entry.PhysicalIndex, source.GetTime_0_X( entry.FData ) );
break;
case AutoConstantType.CosTime_0_X:
WriteRawConstant( entry.PhysicalIndex, source.GetCosTime_0_X( entry.FData ) );
break;
case AutoConstantType.SinTime_0_X:
WriteRawConstant( entry.PhysicalIndex, source.GetSinTime_0_X( entry.FData ) );
break;
case AutoConstantType.TanTime_0_X:
WriteRawConstant( entry.PhysicalIndex, source.GetTanTime_0_X( entry.FData ) );
break;
case AutoConstantType.Time_0_X_Packed:
WriteRawConstant( entry.PhysicalIndex, source.GetTime_0_X_Packed( entry.FData ), entry.ElementCount );
break;
case AutoConstantType.Time_0_1:
WriteRawConstant( entry.PhysicalIndex, source.GetTime_0_1( entry.FData ) );
break;
case AutoConstantType.CosTime_0_1:
WriteRawConstant( entry.PhysicalIndex, source.GetCosTime_0_1( entry.FData ) );
break;
case AutoConstantType.SinTime_0_1:
WriteRawConstant( entry.PhysicalIndex, source.GetSinTime_0_1( entry.FData ) );
break;
case AutoConstantType.TanTime_0_1:
WriteRawConstant( entry.PhysicalIndex, source.GetTanTime_0_1( entry.FData ) );
break;
case AutoConstantType.Time_0_1_Packed:
WriteRawConstant( entry.PhysicalIndex, source.GetTime_0_1_Packed( entry.FData ), entry.ElementCount );
break;
case AutoConstantType.Time_0_2PI:
WriteRawConstant( entry.PhysicalIndex, source.GetTime_0_2Pi( entry.FData ) );
break;
case AutoConstantType.CosTime_0_2PI:
WriteRawConstant( entry.PhysicalIndex, source.GetCosTime_0_2Pi( entry.FData ) );
break;
case AutoConstantType.SinTime_0_2PI:
WriteRawConstant( entry.PhysicalIndex, source.GetSinTime_0_2Pi( entry.FData ) );
break;
case AutoConstantType.TanTime_0_2PI:
WriteRawConstant( entry.PhysicalIndex, source.GetTanTime_0_2Pi( entry.FData ) );
break;
case AutoConstantType.Time_0_2PI_Packed:
WriteRawConstant( entry.PhysicalIndex, source.GetTime_0_2Pi_Packed( entry.FData ), entry.ElementCount );
break;
case AutoConstantType.FrameTime:
WriteRawConstant( entry.PhysicalIndex, source.FrameTime*entry.FData );
break;
case AutoConstantType.FPS:
WriteRawConstant( entry.PhysicalIndex, source.FPS );
break;
case AutoConstantType.ViewportWidth:
WriteRawConstant( entry.PhysicalIndex, source.ViewportWidth );
break;
case AutoConstantType.ViewportHeight:
WriteRawConstant( entry.PhysicalIndex, source.ViewportHeight );
break;
case AutoConstantType.InverseViewportWidth:
WriteRawConstant( entry.PhysicalIndex, source.InverseViewportWidth );
break;
case AutoConstantType.InverseViewportHeight:
WriteRawConstant( entry.PhysicalIndex, source.InverseViewportHeight );
break;
case AutoConstantType.ViewportSize:
{
WriteRawConstant( entry.PhysicalIndex,
new Vector4( source.ViewportWidth, source.ViewportHeight, source.InverseViewportWidth,
source.InverseViewportHeight ), entry.ElementCount );
}
break;
case AutoConstantType.TexelOffsets:
{
var rsys = Root.Instance.RenderSystem;
WriteRawConstant( entry.PhysicalIndex,
new Vector4( rsys.HorizontalTexelOffset, rsys.VerticalTexelOffset,
rsys.HorizontalTexelOffset*source.InverseViewportWidth,
rsys.VerticalTexelOffset*source.InverseViewportHeight ), entry.ElementCount );
}
break;
case AutoConstantType.TextureSize:
WriteRawConstant( entry.PhysicalIndex, source.GetTextureSize( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.InverseTextureSize:
WriteRawConstant( entry.PhysicalIndex, source.GetInverseTextureSize( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.PackedTextureSize:
WriteRawConstant( entry.PhysicalIndex, source.GetPackedTextureSize( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.SceneDepthRange:
WriteRawConstant( entry.PhysicalIndex, source.SceneDepthRange, entry.ElementCount );
break;
case AutoConstantType.ViewDirection:
WriteRawConstant( entry.PhysicalIndex, source.ViewDirection );
break;
case AutoConstantType.ViewSideVector:
WriteRawConstant( entry.PhysicalIndex, source.ViewSideVector );
break;
case AutoConstantType.ViewUpVector:
WriteRawConstant( entry.PhysicalIndex, source.ViewUpVector );
break;
case AutoConstantType.FOV:
WriteRawConstant( entry.PhysicalIndex, source.FOV );
break;
case AutoConstantType.NearClipDistance:
WriteRawConstant( entry.PhysicalIndex, source.NearClipDistance );
break;
case AutoConstantType.FarClipDistance:
WriteRawConstant( entry.PhysicalIndex, source.FarClipDistance );
break;
case AutoConstantType.PassNumber:
WriteRawConstant( entry.PhysicalIndex, (float)source.PassNumber );
break;
case AutoConstantType.PassIterationNumber:
{
// this is actually just an initial set-up, it's bound separately, so still global
WriteRawConstant( entry.PhysicalIndex, 0.0f );
this.activePassIterationIndex = entry.PhysicalIndex;
}
break;
case AutoConstantType.TextureMatrix:
WriteRawConstant( entry.PhysicalIndex, source.GetTextureTransformMatrix( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.LODCameraPosition:
WriteRawConstant( entry.PhysicalIndex, source.LodCameraPosition, entry.ElementCount );
break;
case AutoConstantType.TextureWorldViewProjMatrix:
// can also be updated in lights
WriteRawConstant( entry.PhysicalIndex, source.GetTextureWorldViewProjMatrix( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.TextureWorldViewProjMatrixArray:
for ( var l = 0; l < entry.Data; ++l )
{
// can also be updated in lights
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, source.GetTextureWorldViewProjMatrix( l ),
entry.ElementCount );
}
break;
case AutoConstantType.SpotLightWorldViewProjMatrix:
WriteRawConstant( entry.PhysicalIndex, source.GetSpotlightWorldViewProjMatrix( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.LightPositionObjectSpace:
{
vec4 = source.GetLightAs4DVector( entry.Data );
vec3 = new Vector3( vec4.x, vec4.y, vec4.z );
if ( vec4.w > 0.0f )
{
// point light
vec3 = source.InverseWorldMatrix.TransformAffine( vec3 );
}
else
{
// directional light
// We need the inverse of the inverse transpose
source.InverseTransposeWorldMatrix.Inverse().Extract3x3Matrix( out m3 );
vec3 = ( m3*vec3 ).ToNormalized();
}
WriteRawConstant( entry.PhysicalIndex, new Vector4( vec3.x, vec3.y, vec3.z, vec4.w ), entry.ElementCount );
}
break;
case AutoConstantType.LightDirectionObjectSpace:
{
// We need the inverse of the inverse transpose
source.InverseTransposeWorldMatrix.Inverse().Extract3x3Matrix( out m3 );
vec3 = m3*source.GetLightDirection( entry.Data );
vec3.Normalize();
// Set as 4D vector for compatibility
WriteRawConstant( entry.PhysicalIndex, new Vector4( vec3.x, vec3.y, vec3.z, 0.0f ), entry.ElementCount );
}
break;
case AutoConstantType.LightDistanceObjectSpace:
{
vec3 = source.InverseWorldMatrix.TransformAffine( source.GetLightPosition( entry.Data ) );
WriteRawConstant( entry.PhysicalIndex, vec3.Length );
}
break;
case AutoConstantType.LightPositionObjectSpaceArray:
{
// We need the inverse of the inverse transpose
source.InverseTransposeWorldMatrix.Inverse().Extract3x3Matrix( out m3 );
for ( var l = 0; l < entry.Data; ++l )
{
vec4 = source.GetLightAs4DVector( l );
vec3 = new Vector3( vec4.x, vec4.y, vec4.z );
if ( vec4.w > 0.0f )
{
// point light
vec3 = source.InverseWorldMatrix.TransformAffine( vec3 );
}
else
{
// directional light
vec3 = ( m3*vec3 ).ToNormalized();
}
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, new Vector4( vec3.x, vec3.y, vec3.z, vec4.w ),
entry.ElementCount );
}
}
break;
case AutoConstantType.LightDirectionObjectSpaceArray:
{
// We need the inverse of the inverse transpose
source.InverseTransposeWorldMatrix.Inverse().Extract3x3Matrix( out m3 );
for ( var l = 0; l < entry.Data; ++l )
{
vec3 = m3*source.GetLightDirection( l );
vec3.Normalize();
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, new Vector4( vec3.x, vec3.y, vec3.z, 0.0f ),
entry.ElementCount );
}
}
break;
case AutoConstantType.LightDistanceObjectSpaceArray:
for ( var l = 0; l < entry.Data; ++l )
{
vec3 = source.InverseWorldMatrix.TransformAffine( source.GetLightPosition( l ) );
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, vec3.Length );
}
break;
case AutoConstantType.WorldMatrix:
WriteRawConstant( entry.PhysicalIndex, source.WorldMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseWorldMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseWorldMatrix, entry.ElementCount );
break;
case AutoConstantType.TransposeWorldMatrix:
WriteRawConstant( entry.PhysicalIndex, source.TransposeWorldMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseTransposeWorldMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseTransposeWorldMatrix, entry.ElementCount );
break;
case AutoConstantType.WorldMatrixArray3x4:
{
// Loop over matrices
var pMatrix = source.WorldMatrixArray;
var numMatrices = source.WorldMatrixCount;
var index = entry.PhysicalIndex;
var floatArray = new float[16];
for ( var m = 0; m < numMatrices; ++m )
{
pMatrix[ m ].MakeFloatArray( floatArray );
_writeRawConstants( index, floatArray, 12 );
index += 12;
}
}
break;
case AutoConstantType.WorldMatrixArray:
WriteRawConstant( entry.PhysicalIndex, source.WorldMatrixArray, source.WorldMatrixCount );
break;
case AutoConstantType.WorldViewMatrix:
WriteRawConstant( entry.PhysicalIndex, source.WorldViewMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseWorldViewMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseWorldViewMatrix, entry.ElementCount );
break;
case AutoConstantType.TransposeWorldViewMatrix:
WriteRawConstant( entry.PhysicalIndex, source.TransposeWorldViewMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseTransposeWorldViewMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseTransposeWorldViewMatrix, entry.ElementCount );
break;
case AutoConstantType.WorldViewProjMatrix:
WriteRawConstant( entry.PhysicalIndex, source.WorldViewProjMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseWorldViewProjMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseWorldViewProjMatrix, entry.ElementCount );
break;
case AutoConstantType.TransposeWorldViewProjMatrix:
WriteRawConstant( entry.PhysicalIndex, source.TransposeWorldViewProjMatrix, entry.ElementCount );
break;
case AutoConstantType.InverseTransposeWorldViewProjMatrix:
WriteRawConstant( entry.PhysicalIndex, source.InverseTransposeWorldViewProjMatrix, entry.ElementCount );
break;
case AutoConstantType.CameraPositionObjectSpace:
WriteRawConstant( entry.PhysicalIndex, source.CameraPositionObjectSpace, entry.ElementCount );
break;
case AutoConstantType.LODCameraPositionObjectSpace:
WriteRawConstant( entry.PhysicalIndex, source.LodCameraPositionObjectSpace, entry.ElementCount );
break;
case AutoConstantType.Custom:
case AutoConstantType.AnimationParametric:
source.CurrentRenderable.UpdateCustomGpuParameter( entry, this );
break;
case AutoConstantType.LightCustom:
source.UpdateLightCustomGpuParameter( entry, this );
break;
case AutoConstantType.LightCount:
WriteRawConstant( entry.PhysicalIndex, source.LightCount );
break;
case AutoConstantType.LightDiffuseColor:
WriteRawConstant( entry.PhysicalIndex, source.GetLightDiffuse( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.LightSpecularColor:
WriteRawConstant( entry.PhysicalIndex, source.GetLightSpecular( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.LightPosition:
{
// Get as 4D vector, works for directional lights too
// Use element count in case uniform slot is smaller
WriteRawConstant( entry.PhysicalIndex, source.GetLightAs4DVector( entry.Data ), entry.ElementCount );
}
break;
case AutoConstantType.LightDirection:
{
vec3 = source.GetLightDirection( entry.Data );
// Set as 4D vector for compatibility
// Use element count in case uniform slot is smaller
WriteRawConstant( entry.PhysicalIndex, new Vector4( vec3.x, vec3.y, vec3.z, 1.0f ), entry.ElementCount );
}
break;
case AutoConstantType.LightPositionViewSpace:
{
vec4 = source.GetLightAs4DVector( entry.Data );
WriteRawConstant( entry.PhysicalIndex, source.ViewMatrix.TransformAffine( vec4 ), entry.ElementCount );
}
break;
case AutoConstantType.LightDirectionViewSpace:
{
source.InverseTransposeViewMatrix.Extract3x3Matrix( out m3 );
// inverse transpose in case of scaling
vec3 = m3*source.GetLightDirection( entry.Data );
vec3.Normalize();
// Set as 4D vector for compatibility
WriteRawConstant( entry.PhysicalIndex, new Vector4( vec3.x, vec3.y, vec3.z, 0.0f ), entry.ElementCount );
}
break;
case AutoConstantType.ShadowExtrusionDistance:
{
// extrusion is in object-space, so we have to rescale by the inverse
// of the world scaling to deal with scaled objects
source.WorldMatrix.Extract3x3Matrix( out m3 );
WriteRawConstant( entry.PhysicalIndex,
source.ShadowExtrusionDistance/
Utility.Sqrt(
Utility.Max( Utility.Max( m3.GetColumn( 0 ).LengthSquared, m3.GetColumn( 1 ).LengthSquared ),
m3.GetColumn( 2 ).LengthSquared ) ) );
}
break;
case AutoConstantType.ShadowSceneDepthRange:
WriteRawConstant( entry.PhysicalIndex, source.GetShadowSceneDepthRange( entry.Data ) );
break;
case AutoConstantType.ShadowColor:
WriteRawConstant( entry.PhysicalIndex, source.ShadowColor, entry.ElementCount );
break;
case AutoConstantType.LightPowerScale:
WriteRawConstant( entry.PhysicalIndex, source.GetLightPowerScale( entry.Data ) );
break;
case AutoConstantType.LightDiffuseColorPowerScaled:
WriteRawConstant( entry.PhysicalIndex, source.GetLightDiffuseColorWithPower( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.LightSpecularColorPowerScaled:
WriteRawConstant( entry.PhysicalIndex, source.GetLightSpecularColorWithPower( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.LightNumber:
WriteRawConstant( entry.PhysicalIndex, source.GetLightNumber( entry.Data ) );
break;
case AutoConstantType.LightCastsShadows:
WriteRawConstant( entry.PhysicalIndex, source.GetLightCastsShadows( entry.Data ) );
break;
case AutoConstantType.LightAttenuation:
WriteRawConstant( entry.PhysicalIndex, source.GetLightAttenuation( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.SpotLightParams:
WriteRawConstant( entry.PhysicalIndex, source.GetSpotlightParams( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.LightDiffuseColorArray:
for ( var l = 0; l < entry.Data; ++l )
{
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, source.GetLightDiffuse( l ), entry.ElementCount );
}
break;
case AutoConstantType.LightSpecularColorArray:
{
for ( var l = 0; l < entry.Data; ++l )
{
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, source.GetLightSpecular( l ), entry.ElementCount );
}
}
break;
case AutoConstantType.LightDiffuseColorPowerScaledArray:
{
for ( var l = 0; l < entry.Data; ++l )
{
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, source.GetLightDiffuseColorWithPower( l ),
entry.ElementCount );
}
}
break;
case AutoConstantType.LightSpecularColorPowerScaledArray:
{
for ( var l = 0; l < entry.Data; ++l )
{
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, source.GetLightSpecularColorWithPower( l ),
entry.ElementCount );
}
}
break;
case AutoConstantType.LightPositionArray:
{
// Get as 4D vector, works for directional lights too
for ( var l = 0; l < entry.Data; ++l )
{
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, source.GetLightAs4DVector( l ), entry.ElementCount );
}
}
break;
case AutoConstantType.LightDirectionArray:
for ( var l = 0; l < entry.Data; ++l )
{
vec3 = source.GetLightDirection( l );
// Set as 4D vector for compatibility
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, new Vector4( vec3.x, vec3.y, vec3.z, 0.0f ),
entry.ElementCount );
}
break;
case AutoConstantType.LightPositionViewSpaceArray:
for ( var l = 0; l < entry.Data; ++l )
{
vec4 = source.GetLightAs4DVector( l );
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, source.ViewMatrix.TransformAffine( vec4 ),
entry.ElementCount );
}
break;
case AutoConstantType.LightDirectionViewSpaceArray:
{
source.InverseTransposeViewMatrix.Extract3x3Matrix( out m3 );
for ( var l = 0; l < entry.Data; ++l )
{
vec3 = m3*source.GetLightDirection( l );
vec3.Normalize();
// Set as 4D vector for compatibility
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, new Vector4( vec3.x, vec3.y, vec3.z, 0.0f ),
entry.ElementCount );
}
}
break;
case AutoConstantType.LightPowerScaleArray:
for ( var l = 0; l < entry.Data; ++l )
{
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, source.GetLightPowerScale( l ) );
}
break;
case AutoConstantType.LightAttenuationArray:
for ( var l = 0; l < entry.Data; ++l )
{
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, source.GetLightAttenuation( l ), entry.ElementCount );
}
break;
case AutoConstantType.SpotLightParamsArray:
for ( var l = 0; l < entry.Data; ++l )
{
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, source.GetSpotlightParams( l ), entry.ElementCount );
}
break;
case AutoConstantType.DerivedLightDiffuseColor:
{
WriteRawConstant( entry.PhysicalIndex, source.GetLightDiffuseColorWithPower( entry.Data )*source.SurfaceDiffuse,
entry.ElementCount );
}
break;
case AutoConstantType.DerivedLightSpecularColor:
WriteRawConstant( entry.PhysicalIndex, source.GetLightSpecularColorWithPower( entry.Data )*source.SurfaceSpecular,
entry.ElementCount );
break;
case AutoConstantType.DerivedLightDiffuseColorArray:
for ( var l = 0; l < entry.Data; ++l )
{
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount,
source.GetLightDiffuseColorWithPower( l )*source.SurfaceDiffuse, entry.ElementCount );
}
break;
case AutoConstantType.DerivedLightSpecularColorArray:
for ( var l = 0; l < entry.Data; ++l )
{
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount,
source.GetLightSpecularColorWithPower( l )*source.SurfaceSpecular, entry.ElementCount );
}
break;
case AutoConstantType.TextureViewProjMatrix:
// can also be updated in lights
WriteRawConstant( entry.PhysicalIndex, source.GetTextureViewProjectionMatrix( entry.Data ), entry.ElementCount );
break;
case AutoConstantType.TextureViewProjMatrixArray:
for ( var l = 0; l < entry.Data; ++l )
{
// can also be updated in lights
WriteRawConstant( entry.PhysicalIndex + l*entry.ElementCount, source.GetTextureViewProjectionMatrix( l ),
entry.ElementCount );
}
break;
case AutoConstantType.SpotLightViewProjMatrix:
WriteRawConstant( entry.PhysicalIndex, source.GetSpotlightViewProjMatrix( entry.Data ), entry.ElementCount );
break;
default:
break;
}
}
}
/// <summary>
/// Updates the automatic light parameters based on the details provided.
/// </summary>
/// <param name="source">
/// A source containing all the updated data to be made available for auto updating
/// the GPU program constants.
/// </param>
public void UpdateAutoParamsLightsOnly( AutoParamDataSource source )
{
// return if no constants
if ( !this.HasAutoConstantType )
{
return;
}
PassIterationNumberIndex = int.MaxValue;
// loop through and update all constants based on their type
for ( int i = 0; i < autoConstantList.Count; i++ )
{
AutoConstantEntry entry = autoConstantList[ i ];
Vector3 vec3;
switch ( entry.Type )
{
case AutoConstantType.LightDiffuseColor:
SetConstant( entry.PhysicalIndex, source.GetLight( entry.Data ).Diffuse );
break;
case AutoConstantType.LightSpecularColor:
SetConstant( entry.PhysicalIndex, source.GetLight( entry.Data ).Specular );
break;
case AutoConstantType.LightPosition:
// Fix from Multiverse to enable Normal Mapping Sample Material from OGRE
SetConstant( entry.PhysicalIndex, source.GetLight( entry.Data ).GetAs4DVector() );
break;
case AutoConstantType.LightDirection:
vec3 = source.GetLight( 1 ).DerivedDirection;
SetConstant( entry.PhysicalIndex, vec3.x, vec3.y, vec3.z, 1.0f );
break;
case AutoConstantType.LightPositionObjectSpace:
SetConstant( entry.PhysicalIndex, source.InverseWorldMatrix * source.GetLight( entry.Data ).GetAs4DVector() );
break;
case AutoConstantType.LightDirectionObjectSpace:
vec3 = source.InverseWorldMatrix * source.GetLight( entry.Data ).DerivedDirection;
vec3.Normalize();
SetConstant( entry.PhysicalIndex, vec3.x, vec3.y, vec3.z, 1.0f );
break;
case AutoConstantType.LightDistanceObjectSpace:
vec3 = source.InverseWorldMatrix * source.GetLight( entry.Data ).DerivedPosition;
SetConstant( entry.PhysicalIndex, vec3.Length, 0f, 0f, 0f );
break;
case AutoConstantType.ShadowExtrusionDistance:
SetConstant( entry.PhysicalIndex, source.ShadowExtrusionDistance, 0f, 0f, 0f );
break;
case AutoConstantType.LightAttenuation:
Light light = source.GetLight( entry.Data );
SetConstant( entry.PhysicalIndex, light.AttenuationRange, light.AttenuationConstant, light.AttenuationLinear, light.AttenuationQuadratic );
break;
case AutoConstantType.LightPowerScale:
SetConstant( entry.PhysicalIndex, source.GetLightPowerScale( entry.Data ) );
break;
case AutoConstantType.WorldMatrix:
SetConstant( entry.PhysicalIndex, source.WorldMatrix );
break;
//case AutoConstantType.ViewProjMatrix:
// SetConstant( entry.PhysicalIndex, source.ViewProjectionMatrix );
// break;
case AutoConstantType.PassIterationNumber:
SetConstant(entry.PhysicalIndex, 0.0f);
PassIterationNumberIndex = entry.PhysicalIndex;
break;
}
}
}