add new matrix mat2x3

Initial function being

glm_mat2x3_make

Signed-off-by: Vincent Davis Jr <vince@underview.tech>

test/src/test_mat2x3.h

@@ -0,0 +1,53 @@
+/*
+ * Copyright (c), Recep Aslantas.
+ *
+ * MIT License (MIT), http://opensource.org/licenses/MIT
+ * Full license can be found in the LICENSE file
+ */
+
+#include "test_common.h"
+
+#ifndef CGLM_TEST_MAT2X3_ONCE
+#define CGLM_TEST_MAT2X3_ONCE
+
+TEST_IMPL(MACRO_GLM_MAT2X3_ZERO_INIT) {  
+  mat2x3 m = GLM_MAT2X3_ZERO_INIT;
+  
+  ASSERT(test_eq(m[0][0], 0.0f))
+  ASSERT(test_eq(m[0][1], 0.0f))
+  ASSERT(test_eq(m[0][2], 0.0f))
+  ASSERT(test_eq(m[1][0], 0.0f))
+  ASSERT(test_eq(m[1][1], 0.0f))
+  ASSERT(test_eq(m[1][2], 0.0f))
+
+  TEST_SUCCESS
+}
+
+#endif /* CGLM_TEST_MAT2X3_ONCE */
+
+TEST_IMPL(GLM_PREFIX, mat2x3_make) {
+  float src[18] = {
+    0.5f, 1.7f, 10.3f, 4.2f, 8.9f, 1.1f,
+    2.3f, 4.2f, 66.5f, 23.7f, 6.6f, 8.9f,
+    5.3f, 4.8f, 96.3f, 13.7f, 4.7f, 5.5f
+  };
+
+  mat2x3 dest[3];
+
+  float *srcp = src;
+  unsigned int i, j, k;
+
+  for (i = 0, j = 0, k = 0; i < sizeof(src) / sizeof(float); i+=6,j++) {
+    GLM(mat2x3_make)(srcp + i, dest[j]);
+
+    ASSERT(test_eq(src[ i ], dest[j][k][0]));
+    ASSERT(test_eq(src[i+1], dest[j][k][1]));
+    ASSERT(test_eq(src[i+2], dest[j][k][2]));
+
+    ASSERT(test_eq(src[i+3], dest[j][k+1][0]));
+    ASSERT(test_eq(src[i+4], dest[j][k+1][1]));
+    ASSERT(test_eq(src[i+5], dest[j][k+1][2]));
+  }
+
+  TEST_SUCCESS
+}