DIRECTORY
CADTypes USING [ScadSequence, VariableRec, VisibleMaskSequence],
LightingModels USING [Model],
MultiPolynomial USING [MultiPolSequence],
Rope USING [ROPE],
ShadingModels USING [ShadingSequence],
Geometry3dVector USING [Triple];
SurfaceTracer:
CEDAR
DEFINITIONS
~ BEGIN
Surface: TYPE ~ RECORD[
equation: MultiPolynomial.Ref,
gradientX: MultiPolynomial.Ref,
gradientY: MultiPolynomial.Ref,
gradientZ: MultiPolynomial.Ref,
shading: ShadingModels.Model];
SurfaceSequence: TYPE ~ RECORD[
surfaces: SEQUENCE length: NAT OF Surface];
TraceSurfaces:
PROC [
surfaces: REF MultiPolynomial.MultiPolSequence,
variables: CADTypes.VariableRec,
colors: REF ShadingModels.ShadingSequence,
screenCenter, screenU, screenV: Geometry3dVector.Triple,
pixelsU, pixelsV: NAT,
lightingModel: LightingModels.Model,
filename: Rope.ROPE];
TraceCells:
PROC [
surfaces: REF CADTypes.ScadSequence,
variables: CADTypes.VariableRec,
colors: REF ShadingModels.ShadingSequence,
masks: REF CADTypes.VisibleMaskSequence,
screenCenter, screenU, screenV: Geometry3dVector.Triple,
pixelsU, pixelsV: NAT,
lightingModel: LightingModels.Model,
filename: Rope.ROPE];
END.