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Added new CubicGrid examples comparing immediate vs retained modes

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codeanticode
2012-01-10 23:15:15 +00:00
parent 34cc299abd
commit b6574c97ce
2 changed files with 167 additions and 0 deletions
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java/libraries/opengl/examples/Performance/CubicGridImmediate/CubicGridImmediate.pde
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/**
* Cubic Grid
* by Ira Greenberg.
*
* 3D translucent colored grid uses nested pushMatrix()
* and popMatrix() functions.
*/
float boxSize = 20;
float margin = boxSize*2;
float depth = 400;
color boxFill;
int fcount, lastm;
float frate;
int fint = 3;
void setup() {
size(640, 360, P3D);
frameRate(120);
noStroke();
}
void draw() {
background(255);
hint(DISABLE_DEPTH_TEST);
// Center and spin grid
translate(width/2, height/2, -depth);
rotateY(frameCount * 0.01);
rotateX(frameCount * 0.01);
// Build grid using multiple translations
for (float i =- depth/2+margin; i <= depth/2-margin; i += boxSize){
for (float j =- height+margin; j <= height-margin; j += boxSize){
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);
pushMatrix();
translate(k, j, i);
fill(boxFill);
box(boxSize, boxSize, boxSize);
popMatrix();
}
}
}
fcount += 1;
int m = millis();
if (m - lastm > 1000 * fint) {
frate = float(fcount) / fint;
fcount = 0;
lastm = m;
println("fps: " + frate);
}
}
java/libraries/opengl/examples/Performance/CubicGridRetained/CubicGridRetained.pde
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float boxSize = 20;
float margin = boxSize*2;
float depth = 400;
color boxFill;
PShape grid;
int fcount, lastm;
float frate;
int fint = 3;
void setup() {
size(640, 360, P3D);
frameRate(120);
noStroke();
grid = createShape(PShape.GROUP);
// Build grid using multiple translations
for (float i =- depth/2+margin; i <= depth/2-margin; i += boxSize){
for (float j =- height+margin; j <= height-margin; j += boxSize){
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();
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();
grid.addChild(cube);
}
}
}
}
void draw() {
background(255);
hint(DISABLE_DEPTH_TEST);
// Center and spin grid
translate(width/2, height/2, -depth);
rotateY(frameCount * 0.01);
rotateX(frameCount * 0.01);
shape(grid);
fcount += 1;
int m = millis();
if (m - lastm > 1000 * fint) {
frate = float(fcount) / fint;
fcount = 0;
lastm = m;
println("fps: " + frate);
}
}