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ray:: nicer bt_to_minkowski

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This commit is contained in:
Zeno Rogue 2021-10-03 11:16:15 +02:00
parent d2c8527213
commit 4f3988602c
1 changed files with 4 additions and 6 deletions
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10
raycaster.cpp
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@ -1472,12 +1472,10 @@ void raygen::add_functions() {
" float co = " + glhr::to_glsl(vid.binary_width / log(2) / 4) + ";\n"
" h.x *= co; h.y *= co;\n"
" float diag = (h.x*h.x + h.y*h.y)/2.;\n"
" float px = sinh(h.z);\n"
" float pw = cosh(h.z);\n"
" res.x = (1.-diag) * px + diag * pw;\n"
" res.y = (-h.x) * px + h.x * pw;\n"
" res.z = (-h.y) * px + h.y * pw;\n"
" res.w = (-diag) * px + (1.+diag) * pw;\n"
" res.x = sinh(h.z) + diag * exp(-h.z);\n"
" res.y = h.x * exp(-h.z);\n"
" res.z = h.y * exp(-h.z);\n"
" res.w = cosh(h.z) + diag * exp(-h.z);\n"
" return res;\n"
" }\n\n");