RenderRoutines.h

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//-----------------------------------------------------------------------------------------
//-----------------------------------------------------------------------------------------

#ifndef __RENDER_ROUTINES__H__
#define __RENDER_ROUTINES__H__

        #ifdef WIN32
                #pragma once
                // this is needed before any of the maya includes. Generally it is better to
                // set this within the preprocessor settings of visual C++.
                #define NT_PLUGIN
        #endif

        #include <maya/MPxLocatorNode.h>
        #include <maya/MString.h>
        #include <maya/MTypeId.h>
        #include <maya/MVector.h>
        #include <maya/MDataBlock.h>
        #include <maya/MDataHandle.h>
        #include <maya/M3dView.h>
        #include <maya/MDistance.h>
        #include <maya/MFnUnitAttribute.h>
        #include <maya/MFnNumericAttribute.h>
        #include <maya/MFnMessageAttribute.h>
        #include <maya/MFnTypedAttribute.h>
        #include <maya/MPxManipContainer.h>
        #include <maya/MPointArray.h>
        #include <math.h>
        

        class RenderRoutines
                : public MPxLocatorNode {
        public:

                RenderRoutines() : MPxLocatorNode() {};

                virtual ~RenderRoutines() {};

                virtual bool isBounded() const;


                virtual void draw( M3dView& view,
                                                                const MDagPath& DGpath,
                                                                M3dView::DisplayStyle style,
                                                                M3dView::DisplayStatus status );

                virtual void OnDraw( M3dView::DisplayStyle style,
                                                         M3dView::DisplayStatus status ) {
                }

        protected:

                void ApplyStateColour(const float intensity,M3dView::DisplayStatus status);

                //      These functions draw a circle on the specified plane
                //      \param  r               -       the radius of the circle
                //      \param  divs    -       the number of divisions around the circle
                //
                void DrawCircleXY(const float r,const int divs);
                void DrawCircleXZ(const float r,const int divs);
                void DrawCircleYZ(const float r,const int divs);

                void DrawFilledCircleXY(const float r,const int divs);
                void DrawFilledCircleXZ(const float r,const int divs);
                void DrawFilledCircleYZ(const float r,const int divs);


                //      These functions draw a quad in the specified plane.
                //      \brief  w       -       the width
                //      \brief  h       -       the height
                //
                void DrawQuadXY(const float w,const float h);
                void DrawQuadXZ(const float w,const float h);
                void DrawQuadYZ(const float w,const float h);

                void DrawFilledQuadXY(const float w,const float h);
                void DrawFilledQuadXZ(const float w,const float h);
                void DrawFilledQuadYZ(const float w,const float h);


                //      These functions draw a 2 crossed lines in the specified plane.
                //      \brief  w       -       the width
                //      \brief  h       -       the height
                //
                void DrawCrossXY(const float w,const float h);
                void DrawCrossXZ(const float w,const float h);
                void DrawCrossYZ(const float w,const float h);

                //      These functions draw an arc on the specified plane
                //      \param  r               -       the radius of the circle
                //      \param  sa              -       the start angle in degrees
                //      \param  ea              -       the end angle in degrees
                //      \param  divs    -       the number of divisions around the circle
                //
                void DrawArcXY(const float r,const float sa,const float ea,const int divs);
                void DrawArcXZ(const float r,const float sa,const float ea,const int divs);
                void DrawArcYZ(const float r,const float sa,const float ea,const int divs);


                //      These functions draw an arc on the specified plane
                //      \param  sr              -       the start radius of the spiral
                //      \param  er              -       the end radius of the spiral
                //      \param  sa              -       the start angle in degrees
                //      \param  ea              -       the end angle in degrees
                //      \param  h               -       the height of the spiral to draw
                //      \param  divs    -       the number of divisions around the circle
                //
                void DrawSpiralXY(const float sr,const float er,const float sa,const float ea,const float h,const int divs);
                void DrawSpiralXZ(const float sr,const float er,const float sa,const float ea,const float h,const int divs);
                void DrawSpiralYZ(const float sr,const float er,const float sa,const float ea,const float h,const int divs);


                void DrawSphere(const float r);
                void DrawCone(const float r,const float h);
                void DrawCube(const float w,const float h,const float d);
                void DrawFilledCube(const float w,const float h,const float d);

                //      These functions draw a 2 crossed lines in the specified plane.
                //      \brief  r       -       the radius
                //      \brief  h       -       the height
                //
                void DrawCylinderXY(const float r,const float h);
                void DrawCylinderXZ(const float r,const float h);
                void DrawCylinderYZ(const float r,const float h);


        };


#endif

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