PulseStudio/VoxelEngine
PulseStudio/VoxelEngine
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minor refactor

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This commit is contained in:
MihailRis 2024-03-29 12:24:02 +03:00
parent 3b3c5f081c
commit a4960097f0
5 changed files with 386 additions and 390 deletions
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32
src/window/Camera.cpp
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@ -3,21 +3,17 @@
#include <glm/ext.hpp>
using glm::vec3;
using glm::vec4;
using glm::mat4;
Camera::Camera(vec3 position, float fov) : fov(fov), position(position), zoom(1.0f), rotation(1.0f) {
Camera::Camera(glm::vec3 position, float fov) : fov(fov), position(position), zoom(1.0f), rotation(1.0f) {
updateVectors();
}
void Camera::updateVectors(){
front = vec3(rotation * vec4(0,0,-1,1));
right = vec3(rotation * vec4(1,0,0,1));
up = vec3(rotation * vec4(0,1,0,1));
dir = vec3(rotation * vec4(0,0,-1,1));
front = glm::vec3(rotation * glm::vec4(0,0,-1,1));
right = glm::vec3(rotation * glm::vec4(1,0,0,1));
up = glm::vec3(rotation * glm::vec4(0,1,0,1));
dir = glm::vec3(rotation * glm::vec4(0,0,-1,1));
dir.y = 0;
float len = length(dir);
float len = glm::length(dir);
if (len > 0.0f){
dir.x /= len;
dir.z /= len;
@ -25,14 +21,14 @@ void Camera::updateVectors(){
}
void Camera::rotate(float x, float y, float z){
rotation = glm::rotate(rotation, z, vec3(0,0,1));
rotation = glm::rotate(rotation, y, vec3(0,1,0));
rotation = glm::rotate(rotation, x, vec3(1,0,0));
rotation = glm::rotate(rotation, z, glm::vec3(0,0,1));
rotation = glm::rotate(rotation, y, glm::vec3(0,1,0));
rotation = glm::rotate(rotation, x, glm::vec3(1,0,0));
updateVectors();
}
mat4 Camera::getProjection(){
glm::mat4 Camera::getProjection(){
float aspect = this->aspect;
if (aspect == 0.0f){
aspect = (float)Window::width / (float)Window::height;
@ -46,10 +42,10 @@ mat4 Camera::getProjection(){
return glm::ortho(0.0f, fov*aspect, 0.0f, fov);
}
mat4 Camera::getView(bool pos){
vec3 position = this->position;
glm::mat4 Camera::getView(bool pos){
glm::vec3 position = this->position;
if (!pos) {
position = vec3(0.0f);
position = glm::vec3(0.0f);
}
if (perspective) {
return glm::lookAt(position, position+front, up);
@ -58,7 +54,7 @@ mat4 Camera::getView(bool pos){
}
}
mat4 Camera::getProjView(bool pos){
glm::mat4 Camera::getProjView(bool pos){
return getProjection()*getView(pos);
}