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Updated a couple of examples.

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codeanticode
2012-04-11 22:08:30 +00:00
parent 8f9baa43b7
commit 611ac827e6
2 changed files with 3 additions and 57 deletions
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java/libraries/opengl/examples/Form/Icosahedra/Icosahedra.pde
-2
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@@ -1,5 +1,3 @@
// ISSUES: normals are not properly set
/**
* I Like Icosahedra
* by Ira Greenberg.
java/libraries/opengl/examples/Performance/CubicGridRetained/CubicGridRetained.pde
+3 -55
View File
@@ -23,62 +23,10 @@ void setup() {
for (float k =- width+margin; k <= width-margin; k += boxSize){
// Base fill color on counter values, abs function
// ensures values stay within legal range
boxFill = color(abs(i), abs(j), abs(k), 50);
PShape cube = createShape(QUADS);
cube.noStroke();
boxFill = color(abs(i), abs(j), abs(k), 50);
PShape cube = createShape(BOX, boxSize, boxSize, boxSize);
cube.fill(boxFill);
float w = boxSize;
float h = boxSize;
float d = boxSize;
float shiftX = k;
float shiftY = j;
float shiftZ = i;
// Front face
cube.normal(0, 0, 1);
cube.vertex(-w/2 + shiftX, -h/2 + shiftY, -d/2 + shiftZ);
cube.vertex(+w/2 + shiftX, -h/2 + shiftY, -d/2 + shiftZ);
cube.vertex(+w/2 + shiftX, +h/2 + shiftY, -d/2 + shiftZ);
cube.vertex(-w/2 + shiftX, +h/2 + shiftY, -d/2 + shiftZ);
// Back face
cube.normal(0, 0, -1);
cube.vertex(-w/2 + shiftX, -h/2 + shiftY, +d/2 + shiftZ);
cube.vertex(+w/2 + shiftX, -h/2 + shiftY, +d/2 + shiftZ);
cube.vertex(+w/2 + shiftX, +h/2 + shiftY, +d/2 + shiftZ);
cube.vertex(-w/2 + shiftX, +h/2 + shiftY, +d/2 + shiftZ);
// Left face
cube.normal(1, 0, 0);
cube.vertex(-w/2 + shiftX, -h/2 + shiftY, -d/2 + shiftZ);
cube.vertex(-w/2 + shiftX, -h/2 + shiftY, +d/2 + shiftZ);
cube.vertex(-w/2 + shiftX, +h/2 + shiftY, +d/2 + shiftZ);
cube.vertex(-w/2 + shiftX, +h/2 + shiftY, -d/2 + shiftZ);
// Right face
cube.normal(-1, 0, 0);
cube.vertex(+w/2 + shiftX, -h/2 + shiftY, -d/2 + shiftZ);
cube.vertex(+w/2 + shiftX, -h/2 + shiftY, +d/2 + shiftZ);
cube.vertex(+w/2 + shiftX, +h/2 + shiftY, +d/2 + shiftZ);
cube.vertex(+w/2 + shiftX, +h/2 + shiftY, -d/2 + shiftZ);
// Top face
cube.normal(0, 1, 0);
cube.vertex(-w/2 + shiftX, -h/2 + shiftY, -d/2 + shiftZ);
cube.vertex(+w/2 + shiftX, -h/2 + shiftY, -d/2 + shiftZ);
cube.vertex(+w/2 + shiftX, -h/2 + shiftY, +d/2 + shiftZ);
cube.vertex(-w/2 + shiftX, -h/2 + shiftY, +d/2 + shiftZ);
// Bottom face
cube.normal(0, -1, 0);
cube.vertex(-w/2 + shiftX, +h/2 + shiftY, -d/2 + shiftZ);
cube.vertex(+w/2 + shiftX, +h/2 + shiftY, -d/2 + shiftZ);
cube.vertex(+w/2 + shiftX, +h/2 + shiftY, +d/2 + shiftZ);
cube.vertex(-w/2 + shiftX, +h/2 + shiftY, +d/2 + shiftZ);
cube.end();
cube.translate(k, j, i);
grid.addChild(cube);
}
}