GeometryReader.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "dna/Defs.h"
#include "dna/layers/DefinitionReader.h"
#include "dna/layers/Geometry.h"
#include "dna/types/Aliases.h"
 
#include <cstdint>
 
namespace dna {
 
class DNAAPI GeometryReader : public virtual DefinitionReader {
    protected:
        virtual ~GeometryReader();
 
    public:
        virtual std::uint32_t getVertexPositionCount(std::uint16_t meshIndex) const = 0;
        virtual Position getVertexPosition(std::uint16_t meshIndex, std::uint32_t vertexIndex) const = 0;
        virtual ConstArrayView<float> getVertexPositionXs(std::uint16_t meshIndex) const = 0;
        virtual ConstArrayView<float> getVertexPositionYs(std::uint16_t meshIndex) const = 0;
        virtual ConstArrayView<float> getVertexPositionZs(std::uint16_t meshIndex) const = 0;
        virtual std::uint32_t getVertexTextureCoordinateCount(std::uint16_t meshIndex) const = 0;
        virtual TextureCoordinate getVertexTextureCoordinate(std::uint16_t meshIndex,
                                                             std::uint32_t textureCoordinateIndex) const = 0;
        virtual ConstArrayView<float> getVertexTextureCoordinateUs(std::uint16_t meshIndex) const = 0;
        virtual ConstArrayView<float> getVertexTextureCoordinateVs(std::uint16_t meshIndex) const = 0;
        virtual std::uint32_t getVertexNormalCount(std::uint16_t meshIndex) const = 0;
        virtual Normal getVertexNormal(std::uint16_t meshIndex, std::uint32_t normalIndex) const = 0;
        virtual ConstArrayView<float> getVertexNormalXs(std::uint16_t meshIndex) const = 0;
        virtual ConstArrayView<float> getVertexNormalYs(std::uint16_t meshIndex) const = 0;
        virtual ConstArrayView<float> getVertexNormalZs(std::uint16_t meshIndex) const = 0;
        virtual std::uint32_t getVertexLayoutCount(std::uint16_t meshIndex) const = 0;
        virtual VertexLayout getVertexLayout(std::uint16_t meshIndex, std::uint32_t layoutIndex) const = 0;
        virtual ConstArrayView<std::uint32_t> getVertexLayoutPositionIndices(std::uint16_t meshIndex) const = 0;
        virtual ConstArrayView<std::uint32_t> getVertexLayoutTextureCoordinateIndices(std::uint16_t meshIndex) const = 0;
        virtual ConstArrayView<std::uint32_t> getVertexLayoutNormalIndices(std::uint16_t meshIndex) const = 0;
        virtual std::uint32_t getFaceCount(std::uint16_t meshIndex) const = 0;
        virtual ConstArrayView<std::uint32_t> getFaceVertexLayoutIndices(std::uint16_t meshIndex,
                                                                         std::uint32_t faceIndex) const = 0;
        virtual std::uint16_t getMaximumInfluencePerVertex(std::uint16_t meshIndex) const = 0;
        virtual std::uint32_t getSkinWeightsCount(std::uint16_t meshIndex) const = 0;
        virtual ConstArrayView<float> getSkinWeightsValues(std::uint16_t meshIndex, std::uint32_t vertexIndex) const = 0;
        virtual ConstArrayView<std::uint16_t> getSkinWeightsJointIndices(std::uint16_t meshIndex,
                                                                         std::uint32_t vertexIndex) const = 0;
        virtual std::uint16_t getBlendShapeTargetCount(std::uint16_t meshIndex) const = 0;
        virtual std::uint16_t getBlendShapeChannelIndex(std::uint16_t meshIndex, std::uint16_t blendShapeTargetIndex) const = 0;
        virtual std::uint32_t getBlendShapeTargetDeltaCount(std::uint16_t meshIndex,
                                                            std::uint16_t blendShapeTargetIndex) const = 0;
        virtual Delta getBlendShapeTargetDelta(std::uint16_t meshIndex,
                                               std::uint16_t blendShapeTargetIndex,
                                               std::uint32_t deltaIndex) const = 0;
        virtual ConstArrayView<float> getBlendShapeTargetDeltaXs(std::uint16_t meshIndex,
                                                                 std::uint16_t blendShapeTargetIndex) const = 0;
        virtual ConstArrayView<float> getBlendShapeTargetDeltaYs(std::uint16_t meshIndex,
                                                                 std::uint16_t blendShapeTargetIndex) const = 0;
        virtual ConstArrayView<float> getBlendShapeTargetDeltaZs(std::uint16_t meshIndex,
                                                                 std::uint16_t blendShapeTargetIndex) const = 0;
        virtual ConstArrayView<std::uint32_t> getBlendShapeTargetVertexIndices(std::uint16_t meshIndex,
                                                                               std::uint16_t blendShapeTargetIndex) const = 0;
 
};
 
}  // namespace dna