-- API for the technic CNC machine
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-- Again code is adapted from the NonCubic Blocks MOD v1.4 by yves_de_beck
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local S = technic.getter
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technic.cnc = {}
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technic.cnc.detail_level = 16
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-- REGISTER NONCUBIC FORMS, CREATE MODELS AND RECIPES:
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------------------------------------------------------
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local function cnc_sphere()
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local nodebox = {}
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local detail = technic.cnc.detail_level
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local sehne
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for i = 1, detail - 1 do
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sehne = math.sqrt(0.25 - (((i / detail) - 0.5) ^ 2))
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nodebox[i]={-sehne, (i/detail) - 0.5, -sehne, sehne, (i/detail)+(1/detail)-0.5, sehne}
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end
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return nodebox
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end
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local function cnc_cylinder_horizontal()
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local nodebox = {}
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local detail = technic.cnc.detail_level
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local sehne
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for i = 1, detail - 1 do
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sehne = math.sqrt(0.25 - (((i / detail) - 0.5) ^ 2))
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nodebox[i]={-0.5, (i/detail)-0.5, -sehne, 0.5, (i/detail)+(1/detail)-0.5, sehne}
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end
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return nodebox
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end
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local function cnc_cylinder()
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local nodebox = {}
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local detail = technic.cnc.detail_level
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local sehne
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for i = 1, detail - 1 do
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sehne = math.sqrt(0.25 - (((i / detail) - 0.5) ^ 2))
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nodebox[i]={(i/detail) - 0.5, -0.5, -sehne, (i/detail)+(1/detail)-0.5, 0.5, sehne}
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end
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return nodebox
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end
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local function cnc_twocurvededge()
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local nodebox = {}
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local detail = technic.cnc.detail_level * 2
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local sehne
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for i = (detail / 2) - 1, detail - 1 do
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sehne = math.sqrt(0.25 - (((i / detail) - 0.5) ^ 2))
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nodebox[i]={-sehne, -0.5, -sehne, 0.5, (i/detail)+(1/detail)-0.5, 0.5}
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end
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return nodebox
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end
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local function cnc_onecurvededge()
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local nodebox = {}
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local detail = technic.cnc.detail_level * 2
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local sehne
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for i = (detail / 2) - 1, detail - 1 do
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sehne = math.sqrt(0.25 - (((i / detail) - 0.5) ^ 2))
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nodebox[i]={-0.5, -0.5, -sehne, 0.5, (i/detail)+(1/detail)-0.5, 0.5}
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end
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return nodebox
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end
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local function cnc_spike()
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local nodebox = {}
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local detail = technic.cnc.detail_level
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for i = 0, detail - 1 do
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nodebox[i+1] = {(i/detail/2)-0.5, (i/detail/2)-0.5, (i/detail/2)-0.5,
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0.5-(i/detail/2), (i/detail)-0.5+(1/detail), 0.5-(i/detail/2)}
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end
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return nodebox
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end
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local function cnc_pyramid()
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local nodebox = {}
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local detail = technic.cnc.detail_level / 2
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for i = 0, detail - 1 do
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nodebox[i+1] = {(i/detail/2)-0.5, (i/detail/2)-0.5, (i/detail/2)-0.5, 0.5-(i/detail/2), (i/detail/2)-0.5+(1/detail), 0.5-(i/detail/2)}
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end
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return nodebox
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end
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local function cnc_slope_inner_edge_upsdown()
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local nodebox = {}
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local detail = technic.cnc.detail_level
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for i = 0, detail-1 do
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nodebox[i+1] = {0.5-(i/detail)-(1/detail), (i/detail)-0.5, -0.5, 0.5, (i/detail)-0.5+(1/detail), 0.5}
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nodebox[i+detail+1] = {-0.5, (i/detail)-0.5, 0.5-(i/detail)-(1/detail), 0.5, (i/detail)-0.5+(1/detail), 0.5}
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end
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return nodebox
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end
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local function cnc_slope_edge_upsdown()
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local nodebox = {}
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local detail = technic.cnc.detail_level
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for i = 0, detail-1 do
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nodebox[i+1] = {(-1*(i/detail))+0.5-(1/detail), (i/detail)-0.5, (-1*(i/detail))+0.5-(1/detail), 0.5, (i/detail)-0.5+(1/detail), 0.5}
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end
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return nodebox
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end
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local function cnc_slope_inner_edge()
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local nodebox = {}
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local detail = technic.cnc.detail_level
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for i = 0, detail-1 do
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nodebox[i+1] = {(i/detail)-0.5, -0.5, -0.5, 0.5, (i/detail)-0.5+(1/detail), 0.5}
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nodebox[i+detail+1] = {-0.5, -0.5, (i/detail)-0.5, 0.5, (i/detail)-0.5+(1/detail), 0.5}
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end
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return nodebox
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end
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local function cnc_slope_edge()
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local nodebox = {}
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local detail = technic.cnc.detail_level
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for i = 0, detail-1 do
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nodebox[i+1] = {(i/detail)-0.5, -0.5, (i/detail)-0.5, 0.5, (i/detail)-0.5+(1/detail), 0.5}
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end
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return nodebox
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end
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local function cnc_slope_upsdown()
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local nodebox = {}
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local detail = technic.cnc.detail_level
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for i = 0, detail-1 do
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nodebox[i+1] = {-0.5, (i/detail)-0.5, (-1*(i/detail))+0.5-(1/detail), 0.5, (i/detail)-0.5+(1/detail), 0.5}
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end
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return nodebox
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end
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local function cnc_slope_lying()
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local nodebox = {}
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local detail = technic.cnc.detail_level
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for i = 0, detail-1 do
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nodebox[i+1] = {(i/detail)-0.5, -0.5, (i/detail)-0.5, (i/detail)-0.5+(1/detail), 0.5 , 0.5}
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end
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return nodebox
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end
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local function cnc_slope()
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local nodebox = {}
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local detail = technic.cnc.detail_level
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for i = 0, detail-1 do
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nodebox[i+1] = {-0.5, (i/detail)-0.5, (i/detail)-0.5, 0.5, (i/detail)-0.5+(1/detail), 0.5}
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end
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return nodebox
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end
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-- Define slope boxes for the various nodes
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-------------------------------------------
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technic.cnc.programs = {
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{suffix = "technic_cnc_stick",
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nodebox = {-0.15, -0.5, -0.15, 0.15, 0.5, 0.15},
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desc = S("Stick")},
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{suffix = "technic_cnc_element_end_double",
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nodebox = {-0.3, -0.5, -0.3, 0.3, 0.5, 0.5},
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desc = S("Element End Double")},
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{suffix = "technic_cnc_element_cross_double",
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nodebox = {
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{0.3, -0.5, -0.3, 0.5, 0.5, 0.3},
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{-0.3, -0.5, -0.5, 0.3, 0.5, 0.5},
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{-0.5, -0.5, -0.3, -0.3, 0.5, 0.3}},
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desc = S("Element Cross Double")},
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{suffix = "technic_cnc_element_t_double",
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nodebox = {
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{-0.3, -0.5, -0.5, 0.3, 0.5, 0.3},
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{-0.5, -0.5, -0.3, -0.3, 0.5, 0.3},
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{0.3, -0.5, -0.3, 0.5, 0.5, 0.3}},
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desc = S("Element T Double")},
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{suffix = "technic_cnc_element_edge_double",
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nodebox = {
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{-0.3, -0.5, -0.5, 0.3, 0.5, 0.3},
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{-0.5, -0.5, -0.3, -0.3, 0.5, 0.3}},
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desc = S("Element Edge Double")},
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{suffix = "technic_cnc_element_straight_double",
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nodebox = {-0.3, -0.5, -0.5, 0.3, 0.5, 0.5},
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desc = S("Element Straight Double")},
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{suffix = "technic_cnc_element_end",
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nodebox = {-0.3, -0.5, -0.3, 0.3, 0, 0.5},
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desc = S("Element End")},
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{suffix = "technic_cnc_element_cross",
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nodebox = {
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{0.3, -0.5, -0.3, 0.5, 0, 0.3},
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{-0.3, -0.5, -0.5, 0.3, 0, 0.5},
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{-0.5, -0.5, -0.3, -0.3, 0, 0.3}},
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desc = S("Element Cross")},
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{suffix = "technic_cnc_element_t",
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nodebox = {
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{-0.3, -0.5, -0.5, 0.3, 0, 0.3},
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{-0.5, -0.5, -0.3, -0.3, 0, 0.3},
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{0.3, -0.5, -0.3, 0.5, 0, 0.3}},
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desc = S("Element T")},
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{suffix = "technic_cnc_element_edge",
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nodebox = {
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{-0.3, -0.5, -0.5, 0.3, 0, 0.3},
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{-0.5, -0.5, -0.3, -0.3, 0, 0.3}},
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desc = S("Element Edge")},
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{suffix = "technic_cnc_element_straight",
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nodebox = {-0.3, -0.5, -0.5, 0.3, 0, 0.5},
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desc = S("Element Straight")},
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{suffix = "technic_cnc_sphere",
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nodebox = cnc_sphere(),
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desc = S("Sphere")},
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{suffix = "technic_cnc_cylinder_horizontal",
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nodebox = cnc_cylinder_horizontal(),
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desc = S("Horizontal Cylinder")},
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{suffix = "technic_cnc_cylinder",
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nodebox = cnc_cylinder(),
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desc = S("Cylinder")},
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{suffix = "technic_cnc_twocurvededge",
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nodebox = cnc_twocurvededge(),
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desc = S("Two Curved Edge Block")},
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{suffix = "technic_cnc_onecurvededge",
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nodebox = cnc_onecurvededge(),
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desc = S("One Curved Edge Block")},
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{suffix = "technic_cnc_spike",
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nodebox = cnc_spike(),
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desc = S("Spike")},
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{suffix = "technic_cnc_pyramid",
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nodebox = cnc_pyramid(),
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desc = S("Pyramid")},
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{suffix = "technic_cnc_slope_inner_edge_upsdown",
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nodebox = cnc_slope_inner_edge_upsdown(),
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desc = S("Slope Upside Down Inner Edge")},
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{suffix = "technic_cnc_slope_edge_upsdown",
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nodebox = cnc_slope_edge_upsdown(),
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desc = S("Slope Upside Down Edge")},
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{suffix = "technic_cnc_slope_inner_edge",
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nodebox = cnc_slope_inner_edge(),
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desc = S("Slope Inner Edge")},
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{suffix = "technic_cnc_slope_edge",
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nodebox = cnc_slope_edge(),
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desc = S("Slope Edge")},
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{suffix = "technic_cnc_slope_upsdown",
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nodebox = cnc_slope_upsdown(),
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desc = S("Slope Upside Down")},
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{suffix = "technic_cnc_slope_lying",
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nodebox = cnc_slope_lying(),
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desc = S("Slope Lying")},
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{suffix = "technic_cnc_slope",
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nodebox = cnc_slope(),
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desc = S("Slope")},
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}
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-- Allow disabling certain programs for some node. Default is allowing all types for all nodes
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technic.cnc.programs_disable = {
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-- ["default:brick"] = {"technic_cnc_stick"}, -- Example: Disallow the stick for brick
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-- ...
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["default:dirt"] = {"technic_cnc_sphere", "technic_cnc_slope_upsdown", "technic_cnc_edge",
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"technic_cnc_inner_edge", "technic_cnc_slope_edge_upsdown",
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"technic_cnc_slope_inner_edge_upsdown", "technic_cnc_stick",
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"technic_cnc_cylinder_horizontal"}
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}
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-- Generic function for registering all the different node types
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function technic.cnc.register_program(recipeitem, suffix, nodebox, groups, images, description)
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minetest.register_node(":"..recipeitem.."_"..suffix, {
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description = description,
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drawtype = "nodebox",
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tiles = images,
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paramtype = "light",
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paramtype2 = "facedir",
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walkable = true,
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node_box = {
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type = "fixed",
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fixed = nodebox
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},
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groups = groups,
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})
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end
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-- function to iterate over all the programs the CNC machine knows
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function technic.cnc.register_all(recipeitem, groups, images, description)
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for _, data in ipairs(technic.cnc.programs) do
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-- Disable node creation for disabled node types for some material
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local do_register = true
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if technic.cnc.programs_disable[recipeitem] ~= nil then
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for __, disable in ipairs(technic.cnc.programs_disable[recipeitem]) do
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if disable == data.suffix then
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do_register = false
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end
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end
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end
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-- Create the node if it passes the test
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if do_register then
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technic.cnc.register_program(recipeitem, data.suffix, data.nodebox, groups, images, description.." "..data.desc)
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end
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end
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end
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-- REGISTER NEW TECHNIC_CNC_API's PART 2: technic.cnc..register_element_end(subname, recipeitem, groups, images, desc_element_xyz)
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-----------------------------------------------------------------------------------------------------------------------
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function technic.cnc.register_slope_edge_etc(recipeitem, groups, images, desc_slope, desc_slope_lying, desc_slope_upsdown, desc_slope_edge, desc_slope_inner_edge, desc_slope_upsdwn_edge, desc_slope_upsdwn_inner_edge, desc_pyramid, desc_spike, desc_onecurvededge, desc_twocurvededge, desc_cylinder, desc_cylinder_horizontal, desc_sphere, desc_element_straight, desc_element_edge, desc_element_t, desc_element_cross, desc_element_end)
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technic.cnc.register_slope(recipeitem, groups, images, desc_slope)
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technic.cnc.register_slope_lying(recipeitem, groups, images, desc_slope_lying)
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technic.cnc.register_slope_upsdown(recipeitem, groups, images, desc_slope_upsdown)
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technic.cnc.register_slope_edge(recipeitem, groups, images, desc_slope_edge)
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technic.cnc.register_slope_inner_edge(recipeitem, groups, images, desc_slope_inner_edge)
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technic.cnc.register_slope_edge_upsdown(recipeitem, groups, images, desc_slope_upsdwn_edge)
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technic.cnc.register_slope_inner_edge_upsdown(recipeitem, groups, images, desc_slope_upsdwn_inner_edge)
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technic.cnc.register_pyramid(recipeitem, groups, images, desc_pyramid)
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technic.cnc.register_spike(recipeitem, groups, images, desc_spike)
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technic.cnc.register_onecurvededge(recipeitem, groups, images, desc_onecurvededge)
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technic.cnc.register_twocurvededge(recipeitem, groups, images, desc_twocurvededge)
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technic.cnc.register_cylinder(recipeitem, groups, images, desc_cylinder)
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technic.cnc.register_cylinder_horizontal(recipeitem, groups, images, desc_cylinder_horizontal)
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technic.cnc.register_sphere(recipeitem, groups, images, desc_sphere)
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technic.cnc.register_element_straight(recipeitem, groups, images, desc_element_straight)
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technic.cnc.register_element_edge(recipeitem, groups, images, desc_element_edge)
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technic.cnc.register_element_t(recipeitem, groups, images, desc_element_t)
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technic.cnc.register_element_cross(recipeitem, groups, images, desc_element_cross)
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technic.cnc.register_element_end(recipeitem, groups, images, desc_element_end)
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end
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-- REGISTER STICKS: noncubic.register_xyz(recipeitem, groups, images, desc_element_xyz)
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------------------------------------------------------------------------------------------------------------
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function technic.cnc.register_stick_etc(recipeitem, groups, images, desc_stick)
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technic.cnc.register_stick(recipeitem, groups, images, desc_stick)
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end
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function technic.cnc.register_elements(recipeitem, groups, images, desc_element_straight_double, desc_element_edge_double, desc_element_t_double, desc_element_cross_double, desc_element_end_double)
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technic.cnc.register_element_straight_double(recipeitem, groups, images, desc_element_straight_double)
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technic.cnc.register_element_edge_double(recipeitem, groups, images, desc_element_edge_double)
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technic.cnc.register_element_t_double(recipeitem, groups, images, desc_element_t_double)
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technic.cnc.register_element_cross_double(recipeitem, groups, images, desc_element_cross_double)
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technic.cnc.register_element_end_double(recipeitem, groups, images, desc_element_end_double)
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end
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