mirror of
https://github.com/love2d/love.git
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vrld
139 lines
3.3 KiB
C++
139 lines
3.3 KiB
C++
/**
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* Copyright (c) 2006-2013 LOVE Development Team
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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**/
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// LOVE
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#include "wrap_Geometry.h"
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#include "common/Exception.h"
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namespace love
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{
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namespace graphics
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{
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namespace opengl
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{
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Geometry *luax_checkgeometry(lua_State *L, int idx)
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{
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return luax_checktype<Geometry>(L, idx, "Geometry", GRAPHICS_GEOMETRY_T);
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}
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// different name than in Geometry.cpp to make the triangulation transparent
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int w_Geometry_getVertexCount(lua_State *L)
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{
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Geometry *geom = luax_checkgeometry(L, 1);
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lua_pushinteger(L, geom->getVertexCount());
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return 1;
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}
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int w_Geometry_getVertex(lua_State *L)
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{
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Geometry *geom = luax_checkgeometry(L, 1);
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size_t i = size_t(luaL_checkint(L, 2));
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try
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{
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const vertex &v = geom->getVertex(i-1);
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lua_pushnumber(L, v.x);
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lua_pushnumber(L, v.y);
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lua_pushnumber(L, v.s);
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lua_pushnumber(L, v.t);
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lua_pushnumber(L, v.r);
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lua_pushnumber(L, v.g);
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lua_pushnumber(L, v.b);
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lua_pushnumber(L, v.a);
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}
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catch (Exception &e)
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{
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return luaL_error(L, e.what());
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}
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return 8;
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}
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int w_Geometry_setVertex(lua_State *L)
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{
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Geometry *geom = luax_checkgeometry(L, 1);
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size_t i = size_t(luaL_checkint(L, 2));
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vertex v;
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v.x = luaL_checknumber(L, 3);
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v.y = luaL_checknumber(L, 4);
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v.s = luaL_checknumber(L, 5);
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v.t = luaL_checknumber(L, 6);
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v.r = luaL_optint(L, 7, 255);
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v.g = luaL_optint(L, 8, 255);
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v.b = luaL_optint(L, 9, 255);
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v.a = luaL_optint(L, 10, 255);
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try
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{
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geom->setVertex(i-1, v);
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}
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catch (Exception &e)
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{
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return luaL_error(L, e.what());
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}
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if (v.r != 255 || v.g != 255 || v.b != 255 || v.a != 255)
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geom->setVertexColors(true);
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return 0;
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}
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int w_Geometry_flip(lua_State *L)
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{
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Geometry *geom = luax_checkgeometry(L, 1);
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geom->flip(luax_toboolean(L, 2), luax_toboolean(L, 3));
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return 0;
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}
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int w_Geometry_setVertexColors(lua_State *L)
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{
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Geometry *geom = luax_checkgeometry(L, 1);
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geom->setVertexColors(luax_toboolean(L, 2));
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return 0;
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}
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int w_Geometry_hasVertexColors(lua_State *L)
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{
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Geometry *geom = luax_checkgeometry(L, 1);
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luax_pushboolean(L, geom->hasVertexColors());
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return 1;
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}
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static const luaL_Reg w_Geometry_functions[] =
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{
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{ "getVertexCount", w_Geometry_getVertexCount },
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{ "getVertex", w_Geometry_getVertex },
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{ "setVertex", w_Geometry_setVertex },
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{ "flip", w_Geometry_flip },
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{ "setVertexColors", w_Geometry_setVertexColors },
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{ "hasVertexColors", w_Geometry_hasVertexColors },
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{ 0, 0 }
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};
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extern "C" int luaopen_geometry(lua_State *L)
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{
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return luax_register_type(L, "Geometry", w_Geometry_functions);
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}
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} // opengl
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} // graphics
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} // love
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