SHOP/SHOP_Multi.h

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#ifndef __SHOP_Multi__
#define __SHOP_Multi__

#include <SHOP/SHOP_Node.h>

namespace HDK_Sample {
/// Typically a SHOP represents a single shader (i.e. surface, displacement,
/// etc.).  This example shows how to create a material that encompasses
/// multiple shaders (including rendering properties)
///
/// For example, if you want to have a material similar to the principled
/// shader that has surface and displacement shaders along with rendering
/// properties, this example will help.
class SHOP_Multi : public SHOP_Node
{
public:
    SHOP_Multi(OP_Network *parent, const char *name, OP_Operator *entry);
    ~SHOP_Multi() override;

    static void install(OP_OperatorTable *table);

    // Create a shader string
    bool         buildShaderString(UT_String &result, fpreal now,
                                   const UT_Options *options,
                                   OP_Node *obj=0, OP_Node *sop=0,
                                   SHOP_TYPE interpret_type = SHOP_INVALID
                                   ) override;

    // Find a SHOP of the desired type
    SHOP_Node   *findShader(SHOP_TYPE type, fpreal now,
                            const UT_Options *options) override;
    // Test whether we match a given shader type
    bool         matchesShaderType(SHOP_TYPE type) override;

protected:
    OP_ERROR     cookMe(OP_Context &) override;
};

}
#endif