Function CheckRenderTarget

engine/render/src/render/render_script.cpp:1105–1129

    }

    static dmGraphics::HRenderTarget CheckRenderTarget(lua_State* L, int index, RenderScriptInstance* i)
    {
        if(lua_isnumber(L, index))
        {
            return (dmGraphics::HRenderTarget) CheckAssetHandle(L, index, i->m_RenderContext->m_GraphicsContext, dmGraphics::ASSET_TYPE_RENDER_TARGET);
        }
        else if (dmScript::IsHash(L, index) || lua_isstring(L, index))
        {
            dmhash_t rt_id                  = dmScript::CheckHashOrString(L, index);
            RenderResource* render_resource = i->m_RenderResources.Get(rt_id);

            if (render_resource == 0x0)
            {
                return luaL_error(L, "Could not find render target '%s'", dmHashReverseSafe64(rt_id));
            }

            if (render_resource->m_Type != RENDER_RESOURCE_TYPE_RENDER_TARGET)
            {
                return luaL_error(L, "Render resource is not a render target");
            }

            return render_resource->m_Resource;
        }
        return luaL_error(L, "Invalid render target.");
    }

    /*# deletes a render target
     *