X-Git-Url: https://git.ucc.asn.au/?p=atyndall%2Fcits2231.git;a=blobdiff_plain;f=scene.c;h=3f211b4028f12f612d8d09e63c89ba00c24aa67c;hp=565fd03c7a7cd9afb8a7c2cae2a701f88006620b;hb=3d2cc99d5a436f3f1febf9e4b8508388398b6879;hpb=b1fc06189a6ff782681585df37dc0197d66af3bf diff --git a/scene.c b/scene.c index 565fd03..3f211b4 100644 --- a/scene.c +++ b/scene.c @@ -307,21 +307,12 @@ void motion(int x, int y) { // w: big/small, h: up/down // For big/small scaling, we map negative numbers to 0->1 and positive numbers to 1->inf - float diff = (y - starty); - float scaling; + float diff = (x - startx); + float scaling = ( diff + (float)height/bigsmallFactor ) / ( (float)height/bigsmallFactor ); - if ( diff < 0 ) { - scaling = (diff - -((float)height/2))/(0 - -((float)height/2)); - } else { - scaling = scaling * diff; - } - - printf("Diff is %f, Scaling by %f on all axii\n", diff, scaling); - sceneObjs[curObject].scale[0] = scaling; - sceneObjs[curObject].scale[1] = scaling; - sceneObjs[curObject].scale[2] = scaling; - - starty = y; + sceneObjs[curObject].scale[0] *= scaling; + sceneObjs[curObject].scale[1] *= scaling; + sceneObjs[curObject].scale[2] *= scaling; } startx = x;