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Computer Graphics/3D_standard_rotation.HTML

Lines changed: 13 additions & 13 deletions
Original file line numberDiff line numberDiff line change
@@ -22,9 +22,9 @@
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<script>
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var gl;
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var program;
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var lineX = 1;
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var lineY = 0;
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var lineZ = 0;
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var axisX = 1;
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var axisY = 0;
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var axisZ = 0;
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var InitDemo = function () {
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@@ -183,7 +183,7 @@
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mat4.identity(identityMatrix);
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var loop = function () {
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angle = angle + 0.02;
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mat4.rotate(tranArrayJS, identityMatrix, angle, [lineX, lineY, lineZ]); //Rotation around standard X
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mat4.rotate(tranArrayJS, identityMatrix, angle, [axisX, axisY, axisZ]); //Rotation around standard X
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//mat4.rotate(tranArrayJS, identityMatrix, angle, [1, 0, 0]); //Rotation around standard X
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//mat4.rotate(tranArrayJS, identityMatrix, angle, [0, 1, 0]); //Rotation around standard Y
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//mat4.rotate(tranArrayJS, identityMatrix, angle, [0, 0, 1]); ////Rotation around standard Z
@@ -248,19 +248,19 @@
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return gl;
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}
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function setXAxis(){
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lineX = 1;
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lineY = 0;
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lineZ = 0;
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axisX = 1;
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axisY = 0;
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axisZ = 0;
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}
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function setYAxis(){
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lineX = 0;
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lineY = 1;
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lineZ = 0;
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axisX = 0;
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axisY = 1;
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axisZ = 0;
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}
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function setZAxis(){
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lineX = 0;
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lineY = 0;
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lineZ = 1;
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axisX = 0;
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axisY = 0;
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axisZ = 1;
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}
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</script>
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</body>

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