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author | Matthew Kosarek <matthew.kosarek@vention.cc> | 2021-03-02 20:03:02 -0500 |
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committer | Matthew Kosarek <matthew.kosarek@vention.cc> | 2021-03-02 20:03:02 -0500 |
commit | a315509189073cdaf4172bcfd4e4a54e5c8c87eb (patch) | |
tree | 2fc57ae4c86d430a3478e012ae10bacee0b7ba41 /frontend/_shared/math/line2.js | |
parent | d1b528b01796601c2bfea7b1a9813e5907e1c728 (diff) |
Updated stylings and very nearly have square collisions complete and proper
Diffstat (limited to 'frontend/_shared/math/line2.js')
-rw-r--r-- | frontend/_shared/math/line2.js | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/frontend/_shared/math/line2.js b/frontend/_shared/math/line2.js index a9e72be..8b30c1c 100644 --- a/frontend/_shared/math/line2.js +++ b/frontend/_shared/math/line2.js @@ -32,7 +32,8 @@ function line2(pStart, pEnd, pGl, pColor, pMass) { length: length2(lDiffVector), mass: pMass, direction: normalize2(lDiffVector), - velocity: vec2(0, 0) + velocity: vec2(0, 0), + position: vec2() }; } @@ -40,6 +41,13 @@ function getLine2MomentOfInertia(pLine) { return (1.0 / 12.0) * pLine.mass * Math.pow(pLine.length, 2); } +function getLine2MidPoint(pLine) { + return { + x: (pLine.end.x + pLine.start.x) / 2.0, + y: (pLine.end.y + pLine.start.y) / 2.0 + } +} + function renderLine2(pGl, pProgramInfo, pLine) { pGl.uniformMatrix4fv(pProgramInfo.uniformLocations.model, false, mat4()); // Model on a line is always default matrix pGl.bindBuffer(pGl.ARRAY_BUFFER, pLine.buffer); |