From f0d1398b0d1b1a7c5bd1d4e0b3488b7f1aa74364 Mon Sep 17 00:00:00 2001 From: Matthew Kosarek Date: Tue, 23 Feb 2021 19:39:16 -0500 Subject: Big rework of the directory structure to make it more orderly for my brain --- frontend/_rigidbody/mat4.js | 43 ------------------------------------------- 1 file changed, 43 deletions(-) delete mode 100644 frontend/_rigidbody/mat4.js (limited to 'frontend/_rigidbody/mat4.js') diff --git a/frontend/_rigidbody/mat4.js b/frontend/_rigidbody/mat4.js deleted file mode 100644 index 6ab29e2..0000000 --- a/frontend/_rigidbody/mat4.js +++ /dev/null @@ -1,43 +0,0 @@ -function mat4() { - return [ - 1, 0, 0, 0, - 0, 1, 0, 0, - 0, 0, 1, 0, - 0, 0, 0, 1 - ] -} - -function orthographic(pLeft, pRight, pBottom, pTop) { - const lResult = mat4(); - lResult[0] = 2.0 / (pRight - pLeft); - lResult[5] = 2.0 / (pTop - pBottom); - lResult[10] = 1.0; - lResult[12] = -(pRight + pLeft) / (pRight - pLeft); - lResult[13] = -(pTop + pBottom) / (pTop - pBottom); - return lResult; -} - -function translateMatrix(m, x, y, z) { - m = [...m]; - m[12] += x; - m[13] += y; - m[14] += z; - return m; -} - -function rotateMatrix2d(m, angle) { - m = [...m]; - m[0] = Math.cos(angle); - m[1] = -Math.sin(angle); - m[4] = Math.sin(angle); - m[5] = Math.cos(angle); - return m; -} - -function scaleMatrix(m, x, y, z) { - m = [...m]; - m[0] = m[0] * x; - m[5] = m[5] * y; - m[10] = m[10] * z; - return m; -} \ No newline at end of file -- cgit v1.2.1