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Implement a little junk camera on its own that we can use later for movement and views.

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Zed A. Shaw 2025-02-03 11:08:17 -05:00
parent 976822ceb6
commit 48ac6603a8
5 changed files with 64 additions and 54 deletions
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camera.cpp Normal file
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#include "camera.hpp"
#include <numbers>
#include <cmath>
void CameraLOL::plan_run(Raycaster &rayview, int dir) {
t = 0.0;
targetX = rayview.$posX + int(rayview.$dirX * 1.5 * dir);
targetY = rayview.$posY + int(rayview.$dirY * 1.5 * dir);
targetDir = dir;
}
bool CameraLOL::play_run(Raycaster &rayview) {
t += moveSpeed;
rayview.$posX = std::lerp(rayview.$posX, targetX, t);
rayview.$posY = std::lerp(rayview.$posY, targetY, t);
return t >= 1.0;
}
void CameraLOL::plan_rotate(Raycaster &rayview, int dir) {
t = 0.0;
double angle_dir = std::numbers::pi * 0.5 * dir;
targetDirX = rayview.$dirX * cos(angle_dir) - rayview.$dirY * sin(angle_dir);
targetDirY = rayview.$dirX * sin(angle_dir) + rayview.$dirY * cos(angle_dir);
targetPlaneX = rayview.$planeX * cos(angle_dir) - rayview.$planeY * sin(angle_dir);
targetPlaneY = rayview.$planeX * sin(angle_dir) + rayview.$planeY * cos(angle_dir);
targetDir = dir;
}
bool CameraLOL::play_rotate(Raycaster &rayview) {
t += rotSpeed;
rayview.$dirX = std::lerp(rayview.$dirX, targetDirX, t);
rayview.$dirY = std::lerp(rayview.$dirY, targetDirY, t);
rayview.$planeX = std::lerp(rayview.$planeX, targetPlaneX, t);
rayview.$planeY = std::lerp(rayview.$planeY, targetPlaneY, t);
return t > 1.0;
}