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Allow a depth/stencil canvas to be active without a color canvas.

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--HG--
branch : minor
This commit is contained in:
Alex Szpakowski
2017-12-03 19:33:48 -04:00
parent 0c1c78fe29
commit cbcb1a8606
4 changed files with 65 additions and 23 deletions
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src/modules/graphics/wrap_Graphics.cpp
+5 -4
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@@ -300,11 +300,12 @@ int w_setCanvas(lua_State *L)
uint32 tempstencilflag = Graphics::TEMPORARY_RT_STENCIL;
lua_getfield(L, 1, "depthstencil");
if (lua_istable(L, -1))
int dstype = lua_type(L, -1);
if (dstype == LUA_TTABLE)
targets.depthStencil = checkRenderTarget(L, -1);
else if (lua_isboolean(L, -1))
else if (dstype == LUA_TBOOLEAN)
targets.temporaryRTFlags |= luax_toboolean(L, -1) ? (tempdepthflag | tempstencilflag) : 0;
else if (!lua_isnoneornil(L, -1))
else if (dstype != LUA_TNONE && dstype != LUA_TNIL)
targets.depthStencil.canvas = luax_checkcanvas(L, -1);
lua_pop(L, 1);
@@ -342,7 +343,7 @@ int w_setCanvas(lua_State *L)
}
luax_catchexcept(L, [&]() {
if (targets.colors.size() > 0)
if (targets.getFirstTarget().canvas != nullptr)
instance()->setCanvas(targets);
else
instance()->setCanvas();