Function RenderScript_SetCompute

engine/render/src/render/render_script.cpp:2886–2917

set the current compute program * * The name of the compute program must be specified in the ".render" resource set * in the "game.project" setting. If nil (or no arguments) are passed to this function, * the current compute program will instead be disabled. * * @name render.set_compute * @param compute [type:string|hash|nil] compute id to use, or nil to disable

     * ```
     */
    static int RenderScript_SetCompute(lua_State* L)
    {
        DM_LUA_STACK_CHECK(L, 0);

        RenderScriptInstance* i = RenderScriptInstance_Check(L);
        void* compute_program = 0x0;

        CHECK_COMPUTE_SUPPORT(i);

        if (lua_gettop(L) > 0 && !lua_isnil(L, 1))
        {
            dmhash_t program_id             = dmScript::CheckHashOrString(L, 1);
            RenderResource* render_resource = i->m_RenderResources.Get(program_id);

            if (render_resource == 0x0)
            {
                return DM_LUA_ERROR("Could not find compute program '%s'", dmHashReverseSafe64(program_id));
            }
            else if (render_resource->m_Type != RENDER_RESOURCE_TYPE_COMPUTE)
            {
                return DM_LUA_ERROR("Render resource is not a compute program.");
            }

            compute_program = (void*) render_resource->m_Resource;
        }

        if (InsertCommand(i, Command(COMMAND_TYPE_SET_COMPUTE, (uint64_t) compute_program)))
        {
            return 0;
        }
        return DM_LUA_ERROR("Command buffer is full (%d).", i->m_CommandBuffer.Capacity());
    }

    /*# dispatches the currently enabled compute program
     * Dispatches the currently enabled compute program. The dispatch call takes three arguments x,y,z which constitutes