add zoom option to camera to work around the orthographic camera

This commit is contained in:
veclavtalica
2025-01-27 03:25:14 +03:00
parent 791ab628ca
commit 6a87119c70
5 changed files with 24 additions and 10 deletions

View File

@ -413,7 +413,7 @@ void render(void) {
}
void draw_camera(Vec3 position, Vec3 direction, Vec3 up, float fov) {
void draw_camera(Vec3 position, Vec3 direction, Vec3 up, float fov, float zoom) {
bool const orthographic = fabsf(0.0f - fov) < 0.00001f;
if (!orthographic && fov >= M_PIf)
log_warn("Invalid fov given (%f)", (double)fov);
@ -423,6 +423,10 @@ void draw_camera(Vec3 position, Vec3 direction, Vec3 up, float fov) {
.pos = position,
.target = direction,
.up = up,
.viewbox = {
(Vec2){ 1/-zoom, 1/zoom },
(Vec2){ 1/zoom, 1/-zoom }
},
};
if (!orthographic)
@ -439,7 +443,8 @@ DrawCameraFromPrincipalAxesResult draw_camera_from_principal_axes(Vec3 position,
float roll,
float pitch,
float yaw,
float fov)
float fov,
float zoom)
{
bool const orthographic = fabsf(0.0f - fov) < 0.00001f;
if (!orthographic && fov >= M_PIf)
@ -460,6 +465,10 @@ DrawCameraFromPrincipalAxesResult draw_camera_from_principal_axes(Vec3 position,
yaws * pitchc,
})),
.up = (Vec3){0, 1, 0},
.viewbox = {
(Vec2){ 1/-zoom, 1/zoom },
(Vec2){ 1/zoom, 1/-zoom }
},
};
if (!orthographic)