Files
lovedos/src/quad.c
2016-09-22 19:31:05 +01:00

63 lines
1.4 KiB
C

/**
* Copyright (c) 2016 rxi
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MIT license. See LICENSE for details.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "lib/dmt/dmt.h"
#include "quad.h"
#include "luaobj.h"
#define CLASS_TYPE LUAOBJ_TYPE_QUAD
#define CLASS_NAME "Quad"
int l_quad_new(lua_State *L) {
quad_t *self = luaobj_newudata(L, sizeof(*self));
luaobj_setclass(L, CLASS_TYPE, CLASS_NAME);
self->x = luaL_checknumber(L, 1);
self->y = luaL_checknumber(L, 2);
self->width = luaL_checknumber(L, 3);
self->height = luaL_checknumber(L, 4);
return 1;
}
int l_quad_setViewport(lua_State *L) {
quad_t *self = luaobj_checkudata(L, 1, CLASS_TYPE);
self->x = luaL_checknumber(L, 2);
self->y = luaL_checknumber(L, 3);
self->width = luaL_checknumber(L, 4);
self->height = luaL_checknumber(L, 5);
return 0;
}
int l_quad_getViewport(lua_State *L) {
quad_t *self = luaobj_checkudata(L, 1, CLASS_TYPE);
lua_pushnumber(L, self->x);
lua_pushnumber(L, self->y);
lua_pushnumber(L, self->width);
lua_pushnumber(L, self->height);
return 4;
}
int luaopen_quad(lua_State *L) {
luaL_Reg reg[] = {
{ "new", l_quad_new },
{ "getViewport", l_quad_getViewport },
{ "setViewport", l_quad_setViewport },
{ 0, 0 },
};
luaobj_newclass(L, CLASS_NAME, NULL, l_quad_new, reg);
return 1;
}