LinesInternal.h

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#pragma once
 
#include <string>
#include <vector>
 
#include <tdme/tdme.h>
#include <tdme/engine/fileio/textures/fwd-tdme.h>
#include <tdme/engine/fwd-tdme.h>
#include <tdme/engine/model/fwd-tdme.h>
#include <tdme/engine/Color4.h>
#include <tdme/engine/primitives/fwd-tdme.h>
#include <tdme/engine/primitives/BoundingBox.h>
#include <tdme/engine/subsystems/lines/fwd-tdme.h>
#include <tdme/engine/subsystems/manager/VBOManager.h>
#include <tdme/engine/subsystems/manager/VBOManager_VBOManaged.h>
#include <tdme/engine/subsystems/renderer/fwd-tdme.h>
#include <tdme/engine/subsystems/rendering/fwd-tdme.h>
#include <tdme/engine/Transform.h>
 
using std::string;
using std::vector;
 
using tdme::engine::Texture;
using tdme::engine::Color4;
using tdme::engine::primitives::BoundingBox;
using tdme::engine::subsystems::manager::VBOManager;
using tdme::engine::subsystems::manager::VBOManager_VBOManaged;
using tdme::engine::subsystems::renderer::Renderer;
using tdme::engine::Engine;
using tdme::engine::Transform;
using tdme::math::Matrix4x4;
 
/**
 * Lines entity internal
 * @author Andreas Drewke
 */
class tdme::engine::subsystems::lines::LinesInternal
    : public Transform
{
    friend class tdme::engine::subsystems::rendering::EntityRenderer;
 
protected:
    string id;
    Engine* engine { nullptr };
    Renderer* renderer { nullptr };
    bool enabled;
    float lineWidth;
    Texture* texture { nullptr };
    int32_t textureId { -1 };
 
    BoundingBox boundingBox;
    BoundingBox worldBoundingBox;
    Color4 effectColorMul;
    Color4 effectColorAdd;
    bool pickable;
    bool contributesShadows;
    bool receivesShadows;
 
    vector<Vector3> points;
    Color4 color;
    vector<Color4> colors;
 
    vector<int32_t>* vboIds;
 
    Transform parentTransform;
    Matrix4x4 entityTransformMatrix;
 
    /**
     * Set parent transform
     * @param parentTransform parent transform
     */
    inline void setParentTransform(const Transform& parentTransform) {
        //
        this->parentTransform = parentTransform;
        auto entityTransform = parentTransform * (*this);
        entityTransformMatrix = entityTransform.getTransformMatrix();
        //
        updateBoundingBox();
    }
/**
     * Update bounding volume
     */
    inline void updateBoundingBox() {
        worldBoundingBox.fromBoundingVolumeWithTransformMatrix(&boundingBox, entityTransformMatrix);
        worldBoundingBox.getMin().sub(0.05f); // scale a bit up to make picking work better
        worldBoundingBox.getMax().add(0.05f); // same here
        worldBoundingBox.update();
    }
 
public:
    // forbid class copy
    FORBID_CLASS_COPY(LinesInternal)
 
    /**
     * Public constructor
     * @param id id
     * @param lineWidth line width
     * @param points points
     * @param color color
     * @param colors optional colors
     * @param texture optional texture
     */
    LinesInternal(const string& id, float lineWidth, const vector<Vector3>& points, const Color4& color, const vector<Color4>& colors = {}, Texture* texture = nullptr);
 
    /**
     * Destructor
     */
    virtual ~LinesInternal();
 
    /**
     * @return id
     */
    inline const string& getId() {
        return id;
    }
 
    /**
     * Set renderer
     * @param renderer renderer
     */
    inline void setRenderer(Renderer* renderer) {
        this->renderer = renderer;
    }
 
    /**
     * Set engine
     * @param engine engine
     */
    inline void setEngine(Engine* engine) {
        this->engine = engine;
    }
 
    /**
     * @return is enabled
     */
    inline bool isEnabled() {
        return enabled;
    }
 
    /**
     * Set enabled
     * @param enabled enabled
     */
    inline void setEnabled(bool enabled) {
        this->enabled = enabled;
    }
 
    /**
     * @return effect color mul
     */
    inline const Color4& getEffectColorMul() const {
        return effectColorMul;
    }
 
    /**
     * Set effect color mul
     * @param effectColorMul effect color mul
     */
    inline void setEffectColorMul(const Color4& effectColorMul) {
        this->effectColorMul = effectColorMul;
    }
 
    /**
     * @return effect color mul
     */
    inline const Color4& getEffectColorAdd() const {
        return effectColorMul;
    }
 
    /**
     * Set effect color add
     * @param effectColorAdd effect color add
     */
    inline void setEffectColorAdd(const Color4& effectColorAdd) {
        this->effectColorAdd = effectColorAdd;
    }
 
    /**
     * @return is pickable
     */
    inline bool isPickable() const {
        return pickable;
    }
 
    /**
     * Set pickable
     * @param pickable pickable
     */
    inline void setPickable(bool pickable) {
        this->pickable = pickable;
    }
 
    /**
     * @return if entity contributes to shadows
     */
    inline bool isContributesShadows() {
        return contributesShadows;
    }
 
    /**
     * Enable/disable contributes shadows
     * @param contributesShadows contributes shadows
     */
    inline void setContributesShadows(bool contributesShadows) {
        this->contributesShadows = contributesShadows;
    }
 
    /**
     * @return if entity receives shadows
     */
    inline bool isReceivesShadows() {
        return receivesShadows;
    }
 
    /**
     * Enable/disable receives shadows
     * @param receivesShadows receives shadows
     */
    inline void setReceivesShadows(bool receivesShadows) {
        this->receivesShadows = receivesShadows;
    }
 
    /**
     * @return bounding box
     */
    inline BoundingBox* getBoundingBox() {
        return &boundingBox;
    }
 
    /**
     * @return world bounding box
     */
    inline BoundingBox* getWorldBoundingBox() {
        return &worldBoundingBox;
    }
 
    /**
     * @return line width
     */
    inline float getLineWidth() {
        return lineWidth;
    }
 
    /**
     * @return texture id
     */
    inline int32_t getTextureId() {
        return textureId;
    }
 
    /**
     * Update transform
     */
    void update() override;
 
    /**
     * From transform
     * @param transform transform
     */
    void setTransform(const Transform& transform) override;
 
    /**
     * Initialize
     */
    void initialize();
 
    /**
     * Dispose
     */
    void dispose();
 
};