new build method

[vg.git] / src / vg / vg_m.h

diff --git a/src/vg/vg_m.h b/src/vg/vg_m.h
index 7e827a531ca74db784c2a86620306af5fd97af35..a97101e6d0ac94b5012cd69f93f8dcf67d7a3eba 100644 (file)
--- a/src/vg/vg_m.h
+++ b/src/vg/vg_m.h
@@ -902,29 +902,29 @@ static inline void m4x3_lookat( m4x3f m, v3f pos, v3f target, v3f up )
                                                                { 0.0f, 0.0f, 0.0f, 0.0f }}
 
 static void m4x4_projection( m4x4f m, float angle,
-      float ratio, float near, float far )
+      float ratio, float fnear, float ffar )
 {
-   float scale = tanf( angle * 0.5f * VG_PIf / 180.0f ) * near,
+   float scale = tanf( angle * 0.5f * VG_PIf / 180.0f ) * fnear,
          r = ratio * scale,
          l = -r,
          t = scale,
          b = -t;
 
-   m[0][0] =  2.0f * near / (r - l); 
+   m[0][0] =  2.0f * fnear / (r - l); 
    m[0][1] =  0.0f; 
    m[0][2] =  0.0f; 
    m[0][3] =  0.0f; 
    m[1][0] =  0.0f; 
-   m[1][1] =  2.0f * near / (t - b); 
+   m[1][1] =  2.0f * fnear / (t - b); 
    m[1][2] =  0.0f; 
    m[1][3] =  0.0f; 
    m[2][0] =  (r + l) / (r - l); 
    m[2][1] =  (t + b) / (t - b); 
-   m[2][2] = -(far + near) / (far - near); 
+   m[2][2] = -(ffar + fnear) / (ffar - fnear); 
    m[2][3] = -1.0f; 
    m[3][0] =  0.0f; 
    m[3][1] =  0.0f; 
-   m[3][2] = -2.0f * far * near / (far - near); 
+   m[3][2] = -2.0f * ffar * fnear / (ffar - fnear); 
    m[3][3] =  0.0f;
 }