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mirror of https://github.com/mist64/perfect6502.git synced 2024-06-02 17:41:32 +00:00

removed some graphical stuff

This commit is contained in:
Michael Steil 2010-09-21 05:03:51 +00:00
parent a825adcda5
commit bbc6b0b566
3 changed files with 4 additions and 225 deletions

View File

@ -175,7 +175,7 @@ function showState(str){
var gates = nodes[i].gates;
for(var t in gates) transistors[gates[t]].on = isNodeHigh(i);
}
refresh();
// refresh();
}

View File

@ -100,7 +100,7 @@ function initChip(){
for(var i=0;i<8;i++){setHigh('clk0'), setLow('clk0');}
setHigh('res');
for(var i=0;i<18;i++){resetStep();}
refresh();
// refresh();
cycle = 0;
trace = Array();
chipStatus();
@ -118,7 +118,7 @@ function halfStep(){
var clk = isNodeHigh(nodenames['clk0']);
if (clk) {setLow('clk0'); handleBusRead(); }
else {setHigh('clk0'); handleBusWrite();}
refresh();
// refresh();
}
function resetStep(){

View File

@ -57,21 +57,8 @@ function setup_part2(){
statbox = document.getElementById('status');
setupNodes();
setupTransistors();
setupLayerVisibility();
setupBackground();
setupOverlay();
setupHilite();
setupHitBuffer();
recenter();
refresh();
setupTable();
window.onkeypress = function(e){handleKey(e);}
hilite.onmousedown = function(e){mouseDown(e);}
setStatus('resetting 6502...');
setTimeout(setup_part3, 0);
}
function setup_part3(){
initChip();
document.getElementById('stop').style.visibility = 'hidden';
go();
@ -105,219 +92,11 @@ function setupTransistors(){
}
}
function setupLayerVisibility(){
var x=document.getElementById('updateShow');
for (var i=0;i<x.childNodes.length;i++) {
if(x.childNodes[i].type='checkbox'){
x.childNodes[i].checked=drawlayers[x.childNodes[i].name];
}
}
}
function setupBackground(){
chipbg = document.getElementById('chipbg');
chipbg.width = 4000;
chipbg.height = 4000;
var ctx = chipbg.getContext('2d');
ctx.scale(chipbg.width/10000, chipbg.height/10000);
ctx.fillStyle = '#000000';
ctx.strokeStyle = 'rgba(255,255,255,0.5)';
ctx.lineWidth = 4;
ctx.fillRect(0,0,10000,10000);
for(var i in segdefs){
var seg = segdefs[i];
var c = seg[2];
if (drawlayers[c]) {
ctx.fillStyle = colors[c];
drawSeg(ctx, segdefs[i].slice(3));
ctx.fill();
if((c==0)||(c==6)) ctx.stroke();
}
}
}
function setupOverlay(){
overlay = document.getElementById('overlay');
overlay.width = 4000;
overlay.height = 4000;
ctx = overlay.getContext('2d');
ctx.scale(overlay.width/10000, overlay.height/10000);
}
function setupHilite(){
hilite = document.getElementById('hilite');
hilite.width = 4000;
hilite.height = 4000;
var ctx = hilite.getContext('2d');
ctx.scale(hilite.width/10000, hilite.height/10000);
}
function setupHitBuffer(){
hitbuffer = document.getElementById('hitbuffer');
hitbuffer.width = 4000;
hitbuffer.height = 4000;
hitbuffer.style.visibility = 'hidden';
var ctx = hitbuffer.getContext('2d');
ctx.scale(hitbuffer.width/10000, hitbuffer.height/10000);
for(i in nodes) hitBufferNode(ctx, i, nodes[i].segs);
}
function hitBufferNode(ctx, i, w){
var low = hexdigit(i&0xf);
var mid = hexdigit((i>>4)&0xf);
var high = hexdigit((i>>8)&0xf);
ctx.fillStyle = '#'+high+'F'+mid+'F'+low+'F';
for(i in w) {
drawSeg(ctx, w[i]);
ctx.fill();
}
}
function hexdigit(n){return '0123456789ABCDEF'.charAt(n);}
/////////////////////////
//
// Drawing Runtime
//
/////////////////////////
function refresh(){
ctx.clearRect(0,0,10000,10000);
for(i in nodes){
if(isNodeHigh(i)) overlayNode(nodes[i].segs);
}
}
function overlayNode(w){
ctx.fillStyle = 'rgba(255,0,64,0.4)';
for(i in w) {
drawSeg(ctx, w[i]);
ctx.fill();
}
}
function hiliteNode(n){
var ctx = hilite.getContext('2d');
ctx.clearRect(0,0,10000,10000);
ctx.fillStyle = 'rgba(255,255,255,0.7)';
if(n==-1) return;
if(isNodeHigh(n[0]))
ctx.fillStyle = 'rgba(255,0,0,0.7)';
for(var i in n){
var segs = nodes[n[i]].segs;
for(var s in segs){drawSeg(ctx, segs[s]); ctx.fill();}
}
}
function drawSeg(ctx, seg){
if(noGraphics) return;
var dx = 400;
ctx.beginPath();
ctx.moveTo(seg[0]+dx, 10000-seg[1])
for(var i=2;i<seg.length;i+=2) ctx.lineTo(seg[i]+dx, 10000-seg[i+1]);
ctx.lineTo(seg[0]+dx, 10000-seg[1])
}
/////////////////////////
//
// User Interface
//
/////////////////////////
function handleKey(e){
var c = e.charCode;
c = String.fromCharCode(c);
if('<>?np'.indexOf(c)==-1) return;
if(c=='<' && zoom>1) setZoom(zoom/1.2);
else if(c=='>' && zoom<16) setZoom(zoom*1.2);
else if(c=='?') setZoom(1);
else if(c=='n') stepForward();
else if(c=='p') stepBack();
}
function mouseDown(e){
e.preventDefault();
moved=false;
dragMouseX = e.clientX;
dragMouseY = e.clientY;
window.onmousemove = function(e){mouseMove(e)};
window.onmouseup = function(e){mouseUp(e)};
}
function mouseMove(e){
moved = true;
if(zoom==1) return;
var dx = e.clientX-dragMouseX;
var dy = e.clientY-dragMouseY;
dragMouseX = e.clientX;
dragMouseY = e.clientY;
centerx-=dx/zoom;
centerx = Math.max(centerx, 400/zoom);
centerx = Math.min(centerx, 600-400/zoom);
centery-=dy/zoom;
centery = Math.max(centery, 300/zoom);
centery = Math.min(centery, 600-300/zoom);
recenter();
}
function mouseUp(e){
if(!moved) handleClick(e);
window.onmousemove = undefined;
window.onmouseup = undefined;
}
function setZoom(n){
zoom = n;
setChipStyle({
width: 600*n+'px',
height: 600*n+'px'
});
recenter();
}
function recenter(){
var top = -centery*zoom+300;
top = Math.min(top, 0);
top = Math.max(top, -600*(zoom-1));
var left = -centerx*zoom+400;
left = Math.min(left, 0);
left = Math.max(left, (zoom==1)?100:-600*zoom+800);
setChipStyle({
top: top+'px',
left: left+'px',
});
}
function handleClick(e){
var x = localx(hilite, e.clientX)/zoom;
var y = localy(hilite, e.clientY)/zoom;
var w = findNodeNumber(x,y);
if(e.shiftKey) hiliteNode(getNodeGroup(w));
else {var a=new Array(); a.push(w); hiliteNode(a);}
var cx = Math.round(x*10000/600);
var cy = Math.round(y*10000/600);
if(w==-1) setStatus('x:',cx,'<br>','y:',cy);
else {setStatus('x:',cx, 'y:', cy,'<br>','node:',w, nodeName(w));}
}
function findNodeNumber(x,y){
var ctx = hitbuffer.getContext('2d');
var pixels = ctx.getImageData(x*4000/600, y*4000/600, 2, 2).data;
if(pixels[0]==0) return -1;
var high = pixels[0]>>4;
var mid = pixels[1]>>4;
var low = pixels[2]>>4;
return (high<<8)+(mid<<4)+low;
}
function updateShow(layer, on){
drawlayers[layer]=on;
setupBackground();
}
/////////////////////////
//
// Etc.
@ -326,7 +105,7 @@ function updateShow(layer, on){
function setChipStyle(props){
for(var i in props){
chipbg.style[i] = props[i];
// chipbg.style[i] = props[i];
overlay.style[i] = props[i];
hilite.style[i] = props[i];
hitbuffer.style[i] = props[i];