90 lines
1.7 KiB
C++
90 lines
1.7 KiB
C++
#pragma once
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#include <queue>
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#include "IDrawable.h"
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enum Transformation
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{
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Rotation,
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Translation,
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Scaling
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};
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class ADrawable : IDrawable {
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protected:
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std::vector<std::pair<glm::vec4, Transformation>> _transformations;
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Model _model;
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void effectTransformations()
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{
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for (auto pair : _transformations)
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{
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switch (pair.second)
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{
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case(Rotation):
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_model.glRotate(pair.first.w, pair.first.x, pair.first.y, pair.first.z);
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break;
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case(Translation):
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_model.glTranslate(pair.first.x, pair.first.y, pair.first.z);
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break;
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case(Scaling):
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_model.glScale(pair.first.x, pair.first.y, pair.first.z);
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break;
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}
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}
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}
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public:
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virtual void draw(ShaderProgram *shader, glm::mat4x4 pv) = 0;
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virtual DrawableType getType() = 0;
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void addRotation(glm::vec4 vec) override
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{
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_transformations.emplace_back(vec, Rotation);
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}
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void addTranslation(glm::vec4 vec) override
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{
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_transformations.emplace_back(vec, Translation);
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}
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void addScaling(glm::vec4 vec) override
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{
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_transformations.emplace_back(vec, Scaling);
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}
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glm::vec4 translateToPivot(glm::vec3 pivot) override
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{
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glm::vec4 curr_pos = { 0, 0, 0, 0 };
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glm::vec4 h_pivot = { pivot.x, pivot.y, pivot.z, 0 };
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for (auto pair : _transformations)
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{
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if (pair.second == Translation)
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curr_pos += pair.first;
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}
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addTranslation(h_pivot - curr_pos);
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return curr_pos - h_pivot;
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}
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void removeLastTransformations(int n = 1) override
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{
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for (int i = 0; i < n; i++)
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_transformations.pop_back();
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}
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glm::vec3 getPosition() override
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{
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glm::vec4 curr_pos = { 0, 0, 0, 0 };
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for (auto pair : _transformations)
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{
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if (pair.second == Translation)
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curr_pos += pair.first;
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}
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return curr_pos;
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}
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}; |