specialize mat3 multiply routines

Same as 5c6baf1ee9754e39392926cd077bb2097baf39b9 but for 3x3 matrices.

1 files changed, 11 insertions, 4 deletions

diff --git a/source/blender/blenlib/BLI_math_matrix.h b/source/blender/blenlib/BLI_math_matrix.h
index a5868e00c8e..73effb310f7 100644
--- a/source/blender/blenlib/BLI_math_matrix.h
+++ b/source/blender/blenlib/BLI_math_matrix.h
@@ -72,10 +72,17 @@ void mul_m4_m4m3(float R[4][4], const float A[4][4], const float B[3][3]);
 void mul_m4_m4m4(float R[4][4], const float A[4][4], const float B[4][4]);
 void mul_m3_m3m4(float R[3][3], const float A[4][4], const float B[3][3]);
 
-/* special matrix multiplies */
-void mul_m4_m4m4_uniq(float R[4][4], const float A[4][4], const float B[4][4]); /* R <-- AB, R is neither A nor B */
-void mul_m4_m4_pre(float R[4][4], const float A[4][4]); /* R <-- AR */
-void mul_m4_m4_post(float R[4][4], const float B[4][4]); /* R <-- RB */
+/* special matrix multiplies
+ * uniq: R <-- AB, R is neither A nor B
+ * pre:  R <-- AR
+ * post: R <-- RB
+ */
+void mul_m3_m3m3_uniq(float R[3][3], const float A[3][3], const float B[3][3]);
+void mul_m3_m3_pre(float R[3][3], const float A[3][3]);
+void mul_m3_m3_post(float R[3][3], const float B[3][3]);
+void mul_m4_m4m4_uniq(float R[4][4], const float A[4][4], const float B[4][4]);
+void mul_m4_m4_pre(float R[4][4], const float A[4][4]);
+void mul_m4_m4_post(float R[4][4], const float B[4][4]);
 
 /* mul_m3_series */
 void _va_mul_m3_series_3(float R[3][3], float M1[3][3], float M2[3][3]) ATTR_NONNULL();