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Change love.graphics.setBackgroundColor() to accept alpha values.

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branch : minor
This commit is contained in:
vrld
2011-03-12 14:35:58 +01:00
parent 4cf2d0dc99
commit 61bf387bf9
2 changed files with 6 additions and 2 deletions
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src/modules/graphics/opengl/Graphics.cpp
+1 -1
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@@ -525,7 +525,7 @@ namespace opengl
void Graphics::setBackgroundColor(Color c) void Graphics::setBackgroundColor(Color c)
{ {
glClearColor((float)c.r/255.0f, (float)c.g/255.0f, (float)c.b/255.0f, 1.0f); glClearColor((float)c.r/255.0f, (float)c.g/255.0f, (float)c.b/255.0f, (float)c.a/255.0f);
} }
Color Graphics::getBackgroundColor() Color Graphics::getBackgroundColor()
src/modules/graphics/opengl/wrap_Graphics.cpp
+5 -1
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@@ -386,14 +386,18 @@ namespace opengl
lua_gettable(L, -2); lua_gettable(L, -2);
c.b = (unsigned char)luaL_checkint(L, -1); c.b = (unsigned char)luaL_checkint(L, -1);
lua_pop(L, 1); lua_pop(L, 1);
lua_pushinteger(L, 4);
lua_gettable(L, -2);
c.a = (unsigned char)luaL_optint(L, -1, 255);
lua_pop(L, 1);
} }
else else
{ {
c.r = (unsigned char)luaL_checkint(L, 1); c.r = (unsigned char)luaL_checkint(L, 1);
c.g = (unsigned char)luaL_checkint(L, 2); c.g = (unsigned char)luaL_checkint(L, 2);
c.b = (unsigned char)luaL_checkint(L, 3); c.b = (unsigned char)luaL_checkint(L, 3);
c.a = (unsigned char)luaL_optint(L, 4, 255);
} }
c.a = 255;
instance->setBackgroundColor(c); instance->setBackgroundColor(c);
return 0; return 0;
} }