From 38a87ec4a638740df0bc2a14fa222ca5e9818d40 Mon Sep 17 00:00:00 2001
From: Recep Aslantas <info@recp.me>
Date: Sun, 11 Sep 2016 17:00:20 +0300
Subject: [PATCH] affine scale

---
 include/cglm-affine.h | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/include/cglm-affine.h b/include/cglm-affine.h
index 5869c44..f51fa84 100644
--- a/include/cglm-affine.h
+++ b/include/cglm-affine.h
@@ -44,6 +44,8 @@ glm_translate_z(mat4 m, float to) {
   m[3][2] += to;
 }
 
+/* move */
+
 CGLM_INLINE
 void
 glm_move(mat4 m, vec3 v) {
@@ -66,8 +68,26 @@ glm_move_y(mat4 m, float to) {
 
 CGLM_INLINE
 void
-glm_tmove_z(mat4 m, float to) {
+glm_move_z(mat4 m, float to) {
   m[3][2] = to;
 }
 
+/* scale */
+
+CGLM_INLINE
+void
+glm_scale(mat4 m, vec3 v, mat4 dest) {
+  dest[0][0] = m[0][0] * v[0];
+  dest[1][1] = m[1][1] * v[1];
+  dest[2][2] = m[2][2] * v[2];
+}
+
+CGLM_INLINE
+void
+glm_scale_self(mat4 m, vec3 v) {
+  m[0][0] *= v[0];
+  m[1][1] *= v[1];
+  m[2][2] *= v[2];
+}
+
 #endif /* cglm_affine_h */