*背面剔除

1 files changed, 1 insertions, 0 deletions

diff --git a/src/math/math.h b/src/math/math.h
index 4498920..90c7521 100644
--- a/src/math/math.h
+++ b/src/math/math.h
@@ -211,6 +211,7 @@ void mat4_zero(Mat4* out);
 void mat4_setidentity(Mat4* out);
 void mat4_setfrustum(float l, float r, float b, float t, float n, float f, Mat4* out);
 void mat4_setperspective(float fov, float aspect, float near, float far, Mat4* out);
+void mat4_setortho(float l, float r, float b, float t, float n, float f, Mat4* out);
 void mat4_setscale(float kx, float ky, float kz, Mat4* out);
 void mat4_setposition(float x, float y, float z, Mat4* out);
 void mat4_setrotatez(float angle, Mat4* out);