public virtual void OnFrameRender(Device device, double totalTime, float elapsedTime)
{
if (Visible == false)
{
return;
}
if (matrixInvalid)
{
// scale
transformMatrix = Matrix.Scaling(scale);
// Rotate
switch (orientationMode)
{
case OrientationModeEnum.XYZ:
transformMatrix.Multiply(Matrix.RotationX(orientation.X));
transformMatrix.Multiply(Matrix.RotationY(orientation.Y));
transformMatrix.Multiply(Matrix.RotationZ(orientation.Z));
break;
case OrientationModeEnum.Axis:
transformMatrix.Multiply(Matrix.RotationAxis(orientation, rotationAngle));
break;
case OrientationModeEnum.YawPitchRoll:
transformMatrix.Multiply(Matrix.RotationYawPitchRoll(orientation.X, orientation.Y, orientation.Z));
break;
case OrientationModeEnum.Quaternion:
// TODO
break;
case OrientationModeEnum.YXZ:
transformMatrix.Multiply(Matrix.RotationY(orientation.Y));
transformMatrix.Multiply(Matrix.RotationX(orientation.X));
transformMatrix.Multiply(Matrix.RotationZ(orientation.Z));
break;
}
// Translate
transformMatrix.Multiply(Matrix.Translation(position));
matrixInvalid = false;
}
device.Transform.World = InheritedTransformMatrix;
/*
* if (parent != null)
* {
* Matrix inheritedTransform = transformMatrix;
* inheritedTransform.Multiply(parent.transformMatrix);
* device.Transform.World = inheritedTransform;
* }
* else
* {
* // Move
* device.Transform.World = transformMatrix;
* }
*/
// Set renderstates
if (scaleSet)
{
device.RenderState.NormalizeNormals = true; // this will make lighting scale invariant
}
// Render
if (mesh != null)
{
if (shader != null)
{
shader.WorldMatrix = InheritedTransformMatrix;
shader.SetGlobalParameters();
int passes = shader.Effect.Begin(0);
for (int iPass = 0; iPass < passes; iPass++)
{
shader.Effect.BeginPass(iPass);
mesh.OnFrameRender(device, totalTime, elapsedTime);
shader.Effect.EndPass();
}
shader.Effect.End();
}
else
{
mesh.OnFrameRender(device, totalTime, elapsedTime);
}
}
// Reset transformation
device.Transform.World = Matrix.Identity;
// Forward to children
foreach (GameObject child in children)
{
child.OnFrameRender(device, totalTime, elapsedTime);
}
// Reset renderstates
if (scaleSet)
{
device.RenderState.NormalizeNormals = false;
}
}
