libftm matrix, dynamic vector instead of fixed size

1 files changed, 30 insertions, 0 deletions

diff --git a/vendor/libftm/src/vec/ftm_vecdot.c b/vendor/libftm/src/vec/ftm_vecdot.c
new file mode 100644
index 0000000..c2f03f0
--- /dev/null
+++ b/vendor/libftm/src/vec/ftm_vecdot.c
@@ -0,0 +1,30 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ftm_vecdot.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/05/09 21:06:09 by charles           #+#    #+#             */
+/*   Updated: 2020/05/11 12:48:12 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libftm_vec.h"
+
+float		ftm_vecdot(t_ftmvec *a, t_ftmvec *b)
+{
+	size_t	i;
+	float	total;
+
+	if (a->size != b->size)
+		return (0.0);
+	total = 0.0;
+	i = 0;
+	while (i < a->size)
+	{
+		total += a->v[i] * b->v[i];
+		i++;
+	}
+	return (total);
+}