54 lines
2.0 KiB
C++
54 lines
2.0 KiB
C++
#include "camera.h"
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namespace CameraControls {
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void TranslateCamera(Camera& camera, const glm::vec3& translationDelta) {
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TransformControls::Translate(camera.transform, translationDelta);
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}
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void RotateCamera(Camera& camera, const glm::vec3& rotationDelta) {
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TransformControls::Rotate(camera.transform, rotationDelta);
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}
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void SetPosition(Camera& camera, const glm::vec3& position) {
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TransformControls::SetPosition(camera.transform, position);
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}
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void SetRotation(Camera& camera, const glm::vec3& rotation) {
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TransformControls::SetRotation(camera.transform, rotation);
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}
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glm::vec3 GetPosition(Camera& camera) {
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return camera.transform.translation;
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}
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glm::vec3 GetRotation(Camera& camera) {
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return camera.transform.rotation;
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}
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glm::vec3 GetCenter(Camera& camera) {
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glm::vec3 forward;
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forward.x = cos(camera.transform.rotation.y) * cos(camera.transform.rotation.x);
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forward.y = sin(camera.transform.rotation.x);
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forward.z = sin(camera.transform.rotation.y) * cos(camera.transform.rotation.x);
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return GetPosition(camera) + GetRotation(camera);
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}
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float GetFOV(Camera& camera) {
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return 2.0f * atan(camera.sensorHeight / (2.0f * camera.focalLength));
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}
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void AdjustFocalLength(Camera& camera, float focalLength) {
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camera.focalLength = focalLength;
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}
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void AdjustSensorHeight(Camera& camera, float sensorHeight) {
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camera.sensorHeight = sensorHeight;
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}
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void AdjustNearPlane(Camera& camera, float nearPlane) {
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camera.nearPlane = nearPlane;
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}
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void AdjustFarPlane(Camera& camera, float farPlane) {
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camera.farPlane = farPlane;
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}
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glm::mat4 GetViewMatrix(Camera& camera) {
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//return glm::lookAt(glm::vec3(0.0f, 1.4f, 1.4f), glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, 1.0f, 0.0f));
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return glm::lookAt(GetPosition(camera), GetCenter(camera), glm::vec3(0.0f, 1.0f, 0.0f));
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}
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}
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