fix: Implement the transpose function only in webgl1

hiloteam · Jan 30, 2023 · 012a4f7 · 012a4f7
1 parent 1853d3e
commit 012a4f7
Showing 1 changed file with 20 additions and 18 deletions.
diff --git a/src/shader/method/transpose.glsl b/src/shader/method/transpose.glsl
@@ -1,21 +1,23 @@
-float transpose(float m) {
-  return m;
-}
+#ifndef HILO_IS_WEBGL2
+  float transpose(float m) {
+    return m;
+  }
 
-mat2 transpose(mat2 m) {
-  return mat2(m[0][0], m[1][0],
-              m[0][1], m[1][1]);
-}
+  mat2 transpose(mat2 m) {
+    return mat2(m[0][0], m[1][0],
+                m[0][1], m[1][1]);
+  }
 
-mat3 transpose(mat3 m) {
-  return mat3(m[0][0], m[1][0], m[2][0],
-              m[0][1], m[1][1], m[2][1],
-              m[0][2], m[1][2], m[2][2]);
-}
+  mat3 transpose(mat3 m) {
+    return mat3(m[0][0], m[1][0], m[2][0],
+                m[0][1], m[1][1], m[2][1],
+                m[0][2], m[1][2], m[2][2]);
+  }
 
-mat4 transpose(mat4 m) {
-  return mat4(m[0][0], m[1][0], m[2][0], m[3][0],
-              m[0][1], m[1][1], m[2][1], m[3][1],
-              m[0][2], m[1][2], m[2][2], m[3][2],
-              m[0][3], m[1][3], m[2][3], m[3][3]);
-}
+  mat4 transpose(mat4 m) {
+    return mat4(m[0][0], m[1][0], m[2][0], m[3][0],
+                m[0][1], m[1][1], m[2][1], m[3][1],
+                m[0][2], m[1][2], m[2][2], m[3][2],
+                m[0][3], m[1][3], m[2][3], m[3][3]);
+  }
+#endif