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Custom entity UI, math functions, physics triggers

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This commit is contained in:
Daniel Bross
2025-03-30 23:22:21 +02:00
parent 7428ee7fed
commit 06995fbd05
4 changed files with 48 additions and 3 deletions
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4
core/camera.jai
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@@ -1,4 +1,4 @@
Camera_Type :: enum {
Camera_Projection_Type :: enum {
ORTHOGRAPHIC;
PERSPECTIVE;
}
@@ -10,7 +10,7 @@ Camera_Buffer_Data :: struct {
}
Camera :: struct {
type : Camera_Type;
type : Camera_Projection_Type;
position : Vector3;
rotation : struct {

28
core/math.jai
View File

@@ -368,6 +368,34 @@ reflect :: (incident: Vector3, normal: Vector3) -> Vector3 {
return reflected;
}
get_rotated_direction :: (direction: Vector3, by_pitch: float, by_yaw: float, by_roll: float) -> Vector3 {
pitch := by_pitch * DEGREES_TO_RADIANS;
yaw := by_yaw * DEGREES_TO_RADIANS;
roll := by_roll * DEGREES_TO_RADIANS;
pitch_mat := Matrix4.{
1, 0, 0, 0,
0, cos(pitch), sin(pitch), 0,
0, -sin(pitch), cos(pitch), 0,
0, 0, 0, 1};
yaw_mat := Matrix4.{
cos(yaw), 0, -sin(yaw), 0,
0, 1, 0, 0,
sin(yaw), 0, cos(yaw), 0,
0, 0, 0, 1};
roll_mat := Matrix4.{
cos(roll), sin(roll), 0, 0,
-sin(roll), cos(roll), 0, 0,
0, 0, 1, 0,
0, 0, 0, 1};
matrix := yaw_mat * pitch_mat * roll_mat;
return normalize(to_v3(matrix * Vector4.{direction.x, direction.y, direction.z, 0.0}));
}
quat_to_pitch_yaw_roll :: (using q: Quaternion) -> pitch: float, yaw: float, roll: float {
roll := atan2(2*y*w - 2*x*z, 1 - 2*y*y - 2*z*z);
pitch := atan2(2*x*w - 2*y*z, 1 - 2*x*x - 2*z*z);