Change project structure;

Added new c# binding;

native/external/cglm/call/mat2x3.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c), Recep Aslantas.
+ *
+ * MIT License (MIT), http://opensource.org/licenses/MIT
+ * Full license can be found in the LICENSE file
+ */
+
+#ifndef cglmc_mat2x3_h
+#define cglmc_mat2x3_h
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "../cglm.h"
+
+CGLM_EXPORT
+void
+glmc_mat2x3_copy(mat2x3 src, mat2x3 dest);
+
+CGLM_EXPORT
+void
+glmc_mat2x3_zero(mat2x3 m);
+
+CGLM_EXPORT
+void
+glmc_mat2x3_make(const float * __restrict src, mat2x3 dest);
+
+CGLM_EXPORT
+void
+glmc_mat2x3_mul(mat2x3 m1, mat3x2 m2, mat3 dest);
+
+CGLM_EXPORT
+void
+glmc_mat2x3_mulv(mat2x3 m, vec2 v, vec3 dest);
+
+CGLM_EXPORT
+void
+glmc_mat2x3_transpose(mat2x3 src, mat3x2 dest);
+
+CGLM_EXPORT
+void
+glmc_mat2x3_scale(mat2x3 m, float s);
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* cglmc_mat2x3_h */