30 lines
844 B
C++
30 lines
844 B
C++
#include "Camera.h"
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#include <glm/gtc/matrix_transform.hpp>
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#include <glm/ext/matrix_transform.hpp>
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Camera::Camera(float fov, int width, int height) {
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//projectionMatrix = glm::ortho(-2.0f, 2.0f, -2.0f, 2.0f, -10.f, 100.0f);
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this->fov = fov;
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projectionMatrix = glm::perspective(this->fov/2.0f, (float)width / (float)height, 0.1f, 1000.0f);
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viewMatrix = glm::mat4(1.0f);
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updateVPM();
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}
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glm::mat4 Camera::getViewProj() {
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return viewProjectionMatrix;
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}
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void Camera::updateVPM() {
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viewProjectionMatrix = projectionMatrix * viewMatrix;
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}
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void Camera::updateAspectRatio(int width, int height) {
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projectionMatrix = glm::perspective(fov/2.0f, (float)width / (float)height, 0.1f, 1000.0f);
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updateVPM();
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}
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void Camera::translate(glm::vec3 vector) {
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viewMatrix = glm::translate(viewMatrix, vector * -1.0f);
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}
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