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Exposed Geometry:setVertexColors and Geometry:hasVertexColors, to enable/disable per-vertex colors.

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Vertex colors are automatically enabled if newGeometry or setVertex is called with a color other than 255,255,255,255
This commit is contained in:
Alex Szpakowski
2013-04-24 12:04:24 -07:00
parent 3b05ec0635
commit d0970658bf
3 changed files with 27 additions and 9 deletions
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src/modules/graphics/opengl/wrap_Geometry.cpp
+21 -5
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@@ -37,14 +37,14 @@ Geometry *luax_checkgeometry(lua_State *L, int idx)
// different name than in Geometry.cpp to make the triangulation transparent
int w_Geometry_getVertexCount(lua_State *L)
{
Geometry *geom = luax_checktype<Geometry>(L, 1, "Geometry", GRAPHICS_GEOMETRY_T);
Geometry *geom = luax_checkgeometry(L, 1);
lua_pushinteger(L, geom->getNumVertices());
return 1;
}
int w_Geometry_getVertex(lua_State *L)
{
Geometry *geom = luax_checktype<Geometry>(L, 1, "Geometry", GRAPHICS_GEOMETRY_T);
Geometry *geom = luax_checkgeometry(L, 1);
size_t i = size_t(luaL_checkint(L, 2));
try
{
@@ -68,7 +68,7 @@ int w_Geometry_getVertex(lua_State *L)
int w_Geometry_setVertex(lua_State *L)
{
Geometry *geom = luax_checktype<Geometry>(L, 1, "Geometry", GRAPHICS_GEOMETRY_T);
Geometry *geom = luax_checkgeometry(L, 1);
size_t i = size_t(luaL_checkint(L, 2));
vertex v;
@@ -90,7 +90,7 @@ int w_Geometry_setVertex(lua_State *L)
return luaL_error(L, e.what());
}
if (lua_gettop(L) > 6)
if (v.r != 255 || v.g != 255 || v.b != 255 || v.a != 255)
geom->setVertexColors(true);
return 0;
@@ -98,17 +98,33 @@ int w_Geometry_setVertex(lua_State *L)
int w_Geometry_flip(lua_State *L)
{
Geometry *geom = luax_checktype<Geometry>(L, 1, "Geometry", GRAPHICS_GEOMETRY_T);
Geometry *geom = luax_checkgeometry(L, 1);
geom->flip(luax_toboolean(L, 2), luax_toboolean(L, 3));
return 0;
}
int w_Geometry_setVertexColors(lua_State *L)
{
Geometry *geom = luax_checkgeometry(L, 1);
geom->setVertexColors(luax_toboolean(L, 2));
return 0;
}
int w_Geometry_hasVertexColors(lua_State *L)
{
Geometry *geom = luax_checkgeometry(L, 1);
luax_pushboolean(L, geom->hasVertexColors());
return 1;
}
static const luaL_Reg w_Geometry_functions[] =
{
{ "getVertexCount", w_Geometry_getVertexCount },
{ "getVertex", w_Geometry_getVertex },
{ "setVertex", w_Geometry_setVertex },
{ "flip", w_Geometry_flip },
{ "setVertexColors", w_Geometry_setVertexColors },
{ "hasVertexColors", w_Geometry_hasVertexColors },
{ 0, 0 }
};