From 26af60e0e9dfc4ecdf6b1c6f9a2dc5818f4ad8d7 Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Wed, 22 Feb 2023 23:52:43 -0600
Subject: refactor: bind all basic matrix & vector functions from cglm

---
 src/glm/mat2.c | 162 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 162 insertions(+)
 create mode 100644 src/glm/mat2.c

(limited to 'src/glm/mat2.c')

diff --git a/src/glm/mat2.c b/src/glm/mat2.c
new file mode 100644
index 0000000..c963b18
--- /dev/null
+++ b/src/glm/mat2.c
@@ -0,0 +1,162 @@
+#include <lua.h>
+#include <lauxlib.h>
+#include <cglm/cglm.h>
+#include "glm.h"
+
+
+int glm_mat2_create(lua_State *L)
+{
+	lua_newuserdata(L, sizeof(mat2));
+	luaL_getmetatable(L, glm_mat2_tname);
+	lua_setmetatable(L, -2);
+	return 1;
+}
+
+
+int glm_mat2_set(lua_State *L)
+{
+	mat2 *m = luaL_checkudata(L, 1, glm_mat2_tname);
+	int col = luaL_checkinteger(L, 2);
+	int row = luaL_checkinteger(L, 3);
+	float value = luaL_checknumber(L, 4);
+	(*m)[col][row] = value;
+	return 0;
+}
+
+
+int glm_mat2_get(lua_State *L)
+{
+	mat2 *m = luaL_checkudata(L, 1, glm_mat2_tname);
+	int col = luaL_checkinteger(L, 2);
+	int row = luaL_checkinteger(L, 3);
+	lua_pushnumber(L, (*m)[col][row]);
+	return 1;
+}
+
+
+int glm_mat2_copy_bind(lua_State *L)
+{
+	mat2 *mat = luaL_checkudata(L, 1, glm_mat2_tname);
+	mat2 *dest = luaL_checkudata(L, 2, glm_mat2_tname);
+	glm_mat2_copy(*mat, *dest);
+	return 0;
+}
+
+
+int glm_mat2_identity_bind(lua_State *L)
+{
+	mat2 *mat = luaL_checkudata(L, 1, glm_mat2_tname);
+	glm_mat2_identity(*mat);
+	return 0;
+}
+
+
+int glm_mat2_zero_bind(lua_State *L)
+{
+	mat2 *mat = luaL_checkudata(L, 1, glm_mat2_tname);
+	glm_mat2_zero(*mat);
+	return 0;
+}
+
+
+int glm_mat2_mul_bind(lua_State *L)
+{
+	mat2 *m1 = luaL_checkudata(L, 1, glm_mat2_tname);
+	mat2 *m2 = luaL_checkudata(L, 2, glm_mat2_tname);
+	mat2 *dest = luaL_checkudata(L, 3, glm_mat2_tname);
+	glm_mat2_mul(*m1, *m2, *dest);
+	return 0;
+}
+
+
+int glm_mat2_transpose_to_bind(lua_State *L)
+{
+	mat2 *m = luaL_checkudata(L, 1, glm_mat2_tname);
+	mat2 *dest = luaL_checkudata(L, 2, glm_mat2_tname);
+	glm_mat2_transpose_to(*m, *dest);
+	return 0;
+}
+
+
+int glm_mat2_transpose_bind(lua_State *L)
+{
+	mat2 *m = luaL_checkudata(L, 1, glm_mat2_tname);
+	glm_mat2_transpose(*m);
+	return 0;
+}
+
+
+int glm_mat2_mulv_bind(lua_State *L)
+{
+	mat2 *m = luaL_checkudata(L, 1, glm_mat2_tname);
+	vec2 *v = luaL_checkudata(L, 2, glm_vec2_tname);
+	vec2 *dest = luaL_checkudata(L, 3, glm_vec2_tname);
+	glm_mat2_mulv(*m, *v, *dest);
+	return 0;
+}
+
+
+int glm_mat2_scale_bind(lua_State *L)
+{
+	mat2 *m = luaL_checkudata(L, 1, glm_mat2_tname);
+	float s = luaL_checknumber(L, 2);
+	glm_mat2_scale(*m, s);
+	return 0;
+}
+
+
+int glm_mat2_det_bind(lua_State *L)
+{
+	mat2 *mat = luaL_checkudata(L, 1, glm_mat2_tname);
+	float bind_result = glm_mat2_det(*mat);
+	lua_pushnumber(L, bind_result);
+	return 1;
+}
+
+
+int glm_mat2_inv_bind(lua_State *L)
+{
+	mat2 *mat = luaL_checkudata(L, 1, glm_mat2_tname);
+	mat2 *dest = luaL_checkudata(L, 2, glm_mat2_tname);
+	glm_mat2_inv(*mat, *dest);
+	return 0;
+}
+
+
+int glm_mat2_trace_bind(lua_State *L)
+{
+	mat2 *m = luaL_checkudata(L, 1, glm_mat2_tname);
+	glm_mat2_trace(*m);
+	return 0;
+}
+
+
+int glm_mat2_swap_col_bind(lua_State *L)
+{
+	mat2 *mat = luaL_checkudata(L, 1, glm_mat2_tname);
+	int col1 = luaL_checkinteger(L, 2);
+	int col2 = luaL_checkinteger(L, 3);
+	glm_mat2_swap_col(*mat, col1, col2);
+	return 0;
+}
+
+
+int glm_mat2_swap_row_bind(lua_State *L)
+{
+	mat2 *mat = luaL_checkudata(L, 1, glm_mat2_tname);
+	int row1 = luaL_checkinteger(L, 2);
+	int row2 = luaL_checkinteger(L, 3);
+	glm_mat2_swap_row(*mat, row1, row2);
+	return 0;
+}
+
+
+int glm_mat2_rmc_bind(lua_State *L)
+{
+	vec2 *r = luaL_checkudata(L, 1, glm_vec2_tname);
+	mat2 *m = luaL_checkudata(L, 2, glm_mat2_tname);
+	vec2 *c = luaL_checkudata(L, 3, glm_vec2_tname);
+	float bind_result = glm_mat2_rmc(*r, *m, *c);
+	lua_pushnumber(L, bind_result);
+	return 1;
+}
-- 
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