Added cursor input management

1 files changed, 25 insertions, 1 deletions

diff --git a/src/renderer/Camera.zig b/src/renderer/Camera.zig
index 9794da3..9ab305c 100644
--- a/src/renderer/Camera.zig
+++ b/src/renderer/Camera.zig
@@ -15,7 +15,31 @@ position: @Vector(3, f32),
 target: @Vector(3, f32),
 direction: @Vector(3, f32),
 right: @Vector(3, f32),
+front: @Vector(3, f32),
 up: @Vector(3, f32),
+speed: f32 = 2.5,
 
-fn input(pool: *ecs.Pool) void {
+fn getProjection(width: usize, height: usize) math.Matrix {
+    return math.Matrix.perspective(math.rad(45.0), (@as(f32, @floatFromInt(width)) / @as(f32, @floatFromInt(height))), 0.1, 10.0);
+}
+
+fn getView(self: Camera) math.Matrix {
+    math.lookAt(self.position, self.position + self.front, self.up);
+}
+
+fn moveCamera(pool: *ecs.Pool) void {
+    const input = pool.resources.input;
+    const camera = pool.resources.camera;
+    if (input.isKeyDown(.w)) {
+        camera.position += (camera.front * (camera.speed * pool.resources.delta_time));
+    }
+    if (input.isKeyDown(.s)) {
+        camera.position -= (camera.front * (camera.speed * pool.resources.delta_time));
+    }
+    if (input.isKeyDown(.a)) {
+        camera.position -= math.normalize(math.cross(camera.front, camera.up)) * (camera.speed * pool.resources.delta_time);
+    }
+    if (input.isKeyDown(.d)) {
+        camera.position += math.normalize(math.cross(camera.front, camera.up)) * (camera.speed * pool.resources.delta_time);
+    }
 }