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Require stencil=true to be specified in setCanvas if stenciling is used while a Canvas is active and there is no custom stencil buffer.

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--HG--
branch : minor
This commit is contained in:
Alex Szpakowski
2017-04-29 21:29:37 -03:00
parent 10d73ea1d7
commit 621fb24ba1
8 changed files with 42 additions and 10 deletions
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src/modules/graphics/Graphics.cpp
+9 -2
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@@ -314,6 +314,9 @@ void Graphics::restoreStateChecked(const DisplayState &s)
{
canvaseschanged = true;
}
if (sRTs.useTemporaryStencil != curRTs.useTemporaryStencil)
canvaseschanged = true;
}
if (canvaseschanged)
@@ -406,13 +409,14 @@ love::graphics::Shader *Graphics::getShader() const
return states.back().shader.get();
}
void Graphics::setCanvas(RenderTarget rt)
void Graphics::setCanvas(RenderTarget rt, bool useStencil)
{
if (rt.canvas == nullptr)
return setCanvas();
RenderTargets rts;
rts.colors.push_back(rt);
rts.useTemporaryStencil = useStencil;
setCanvas(rts);
}
@@ -426,6 +430,7 @@ void Graphics::setCanvas(const RenderTargetsStrongRef &rts)
targets.colors.emplace_back(rt.canvas.get(), rt.slice, rt.mipmap);
targets.depthStencil = RenderTarget(rts.depthStencil.canvas, rts.depthStencil.slice, rts.depthStencil.mipmap);
targets.useTemporaryStencil = rts.useTemporaryStencil;
return setCanvas(targets);
}
@@ -441,13 +446,15 @@ Graphics::RenderTargets Graphics::getCanvas() const
rts.colors.emplace_back(rt.canvas.get(), rt.slice, rt.mipmap);
rts.depthStencil = RenderTarget(curRTs.depthStencil.canvas, curRTs.depthStencil.slice, curRTs.depthStencil.mipmap);
rts.useTemporaryStencil = curRTs.useTemporaryStencil;
return rts;
}
bool Graphics::isCanvasActive() const
{
return !states.back().renderTargets.colors.empty();
const auto &rts = states.back().renderTargets;
return !rts.colors.empty() || rts.depthStencil.canvas != nullptr;
}
bool Graphics::isCanvasActive(love::graphics::Canvas *canvas) const