void _C::generateRandCamBounce(){
//reset cam path.
cloudsPathCam.clear();
jtn::TreeNode::clearPathFlags();
float s = 50;
ofVec3f firstPos;
for(int i=0;i<10.0;i++){
// add a random point somewhere
ofVec3f p = ofVec3f(
ofRandomf() * s,
ofRandomf() * s,
ofRandomf() * s
);
cloudsPathCam.addPositionControlVertex( p );
cloudsPathCam.addTargetControlVertex(ofVec3f());
if(i==0)firstPos = p;
}
//one more to make it loop.
cloudsPathCam.addPositionControlVertex( firstPos );
cloudsPathCam.addTargetControlVertex(ofVec3f());
// orient cam path to look inward,
// so we always start out seeing something full
ofCamera& cam = getCameraRef();
cam.lookAt(ofVec3f());
}
//normal update call
void CloudsVisualSystemOscillations::selfUpdate(){
//MA: changed ofGetWidth() to getCanvasWidth() and ofGetHeight() to getCanvasHeight()
width = getCanvasWidth();
height = getCanvasHeight();
offsetX += speed;
if (renderLines){
mesh.setMode(OF_PRIMITIVE_LINE_LOOP);
} else {
mesh.setMode(OF_PRIMITIVE_POINTS);
}
//FIXME: This shouldn't happen unprovoked. It needs to be a callback to the UI.
BuildGrid();
getCameraRef().setNearClip(clipPlanes.min);
getCameraRef().setFarClip(clipPlanes.max);
}
void CloudsVisualSystemFireworks::explodeFireWorkAtRandom()
{
float t = ofGetElapsedTimef();
nextFireworkExplosionTime = t + ofRandom( minExplosionTime, maxExplosionTime ) * explosionFrequencey;
ofVec3f offset( ofRandom(-1, 1), ofRandom(-.75,.75), ofRandom(-1.5, .5));
offset.normalize();
offset *= spawnDistance;
ofVec3f rocketStart = offset + ofVec3f( ofRandom(-400, 400), 2000, 0);
offset = offset * getCameraRef().getOrientationQuat();
rocketStart = rocketStart;
fireWorkExplosionTime = ofGetElapsedTimef();
//get an active firework type and explode it
int randFWType;
vector<int> fwIndex;
if(bDodecagedron) fwIndex.push_back( 0 );
if(bBurst) fwIndex.push_back( 1 );
if(bOctahedron) fwIndex.push_back( 2 );
if(bTetrahedron) fwIndex.push_back( 3 );
if(fwIndex.size() == 0) randFWType = 4;
else randFWType = fwIndex[ min( int(fwIndex.size())-1, (int) ofRandom(0, fwIndex.size() ) ) ];
switch (randFWType) {
case 0:
explodeGeometry( dodecagedronPoints, camTarget + offset, camTarget + rocketStart );
break;
case 1:
explodeFireWork( camTarget + offset );
break;
case 2:
explodeGeometry( octahedronPoints, camTarget + offset, camTarget + rocketStart );
break;
case 3:
explodeGeometry( tetrahedronPoints, camTarget + offset, camTarget + rocketStart );
break;
default:
explodeFireWork( camTarget + offset );
break;
}
}
void CloudsVisualSystemCubeCraft::selfUpdate()
{
float currentTime = ofGetElapsedTimef();
// ofSetWindowTitle( ofToString( ofGetFrameRate() ) );
float tDelta = currentTime - lastTime;
noiseTime += tDelta * speed;
lastTime = currentTime;
cameraOffset += getCameraRef().getLookAtDir() * tDelta * speed;
//#ifndef CLOUDS_APP
// ofSetWindowTitle( ofToString( ofGetFrameRate() ) );
//#endif
}
void CloudsVisualSystemFireworks::selfBegin()
{
//shader
shader.begin();
shader.setUniform3f( "gravity", gravity.x, gravity.y, gravity.z );
shader.end();
//particle rendering
bUpdateVbo = true;
indexCount = 0;
nextIndex = 0;
numSprites = 0;
nextFireworkExplosionTime = ofGetElapsedTimef() + 1;
ofEnableArbTex();
getCameraRef().setPosition(0, 0, 0);
camTarget.set( 0,0,spawnDistance);
}
void _C::selfUpdate(){
cloudsPathCam.update();
rotation += spinSlider->getScaledValue();
ofCamera& cam = getCameraRef();
jtn::TreeNode::terminals.clear();
vector<jtn::TreeNode*>::iterator it;
for(it=rootNodes.begin();it!=rootNodes.end();it++){
(*it)->update();
}
// these are separate because children are born in the previous update calls
// and we want to catch them all
for(it=jtn::TreeNode::all.begin();it!=jtn::TreeNode::all.end();it++){
(*it)->updateScreenSpace(cam);
}
updateBoundingBox();
axonThickness = axonThicknessSlider->getScaledValue();
dotSize = dotSizeSlider->getScaledValue();
alpha = alphaSlider->getScaledValue();
sway = swaySlider->getScaledValue();
nodeMax = nodeMaxSlider->getScaledValue();
rootCount = rootCountSlider->getScaledValue();
danceAmp = danceAmpSlider->getScaledValue();
danceFreq = danceFreqSlider->getScaledValue();
danceOffset = danceOffsetSlider->getScaledValue();
}
void CloudsVisualSystemFireworks::selfDraw()
{
glPushAttrib(GL_ALL_ATTRIB_BITS);
ofPushStyle();
ofEnableDepthTest();
glEnable(GL_NORMALIZE);
ofEnableAlphaBlending();
ofBlendMode( OF_BLENDMODE_ADD );
ofEnablePointSprites();
vector<ofFloatColor> fireworkColorArray;
for (map<string, ofColor>::iterator it=fwColors.begin(); it!=fwColors.end(); it++)
{
fireworkColorArray.push_back( ofFloatColor(it->second) );
}
vector<ofFloatColor> fireworkDeathColorArray;
for (map<string, ofColor>::iterator it=fwDeathColors.begin(); it!=fwDeathColors.end(); it++)
{
fireworkDeathColorArray.push_back( ofFloatColor(it->second) );
}
shader.begin();
shader.setUniform4fv("fwColors", &fireworkColorArray[0].r, fireworkColorArray.size() );
shader.setUniform4fv("fwDeathColors", &fireworkDeathColorArray[0].r, fireworkDeathColorArray.size() );
shader.setUniform1f( "time", ofGetElapsedTimef() );
shader.setUniform1f( "nearClip", getCameraRef().getNearClip() );
shader.setUniform1f( "farClip", getCameraRef().getFarClip() );
shader.setUniform1f( "speed", speed);
shader.setUniform1f( "particleSize", particleSize);
shader.setUniform3f("cameraPosition", camPos.x, camPos.y, camPos.z );
ofFloatColor c0 = startColor;
c0.setSaturation( startColorSaturation * 255 );
ofFloatColor c1 = endColor;
c1.setSaturation( endColorSaturation * 255 );
shader.setUniform4f("startColor", c0.r, c0.g, c0.b, c0.a );
shader.setUniform4f("endColor", c1.r, c1.g, c1.b, c1.a );
shader.setUniform3f( "gravity", gravity.x, gravity.y, gravity.z );
shader.setUniformTexture("dotMap", dotImage.getTextureReference(), 4 );
shader.setUniformTexture("triangleMap", triangleImage.getTextureReference(), 3 );
shader.setUniformTexture("squareMap", squareImage.getTextureReference(), 2 );
shader.setUniformTexture("circleMap", circleImage.getTextureReference(), 1 );
shader.setUniform1f( "useCircleMap", bUseCircle );
shader.setUniform1f( "useSquareMap", bUseSquare );
shader.setUniform1f( "useTriangleMap", bUseTriangle );
shader.setUniform1f( "useDotMap", bUseDot );
ofVec3f camPos = getCameraRef().getPosition();
shader.setUniform3f("camearPosition", camPos.x, camPos.y, camPos.z);
shader.setUniform1f("fogDistance", fogDistance);
shader.setUniform1f("fogAttenuation", fogAttenuation);
ofFloatColor fc = fogColor;
fc.setSaturation(fogSaturation);
shader.setUniform4f("fogColor", fc.r, fc.g, fc.b, fc.a );
vbo.drawElements( GL_POINTS, indexCount );
shader.end();
glPopAttrib();
ofPopStyle();
}
void CloudsVisualSystemFireworks::selfUpdate()
{
float t = ofGetElapsedTimef();
//camera
if(bAnimateCamera)
{
ofVec3f eul = getCameraRef().getOrientationEuler();
float xDamp = ofMap( abs(eul.x), 70, 90, 1, 0, true );
float noiseTimeScl = .1;
float noiseOffsetScl = 800;
float panScl = -5;
float noiseValX = ofSignedNoise( ofGetElapsedTimef() * noiseTimeScl + 1. ) * noiseOffsetScl;
float noiseValY = ofSignedNoise( ofGetElapsedTimef() * noiseTimeScl ) * noiseOffsetScl;
//pan and tilt with mouse
//MA: changed ofGetWidth() to getCanvasWidth() and ofGetHeight() to getCanvasHeight()
float pan = ofMap(GetCloudsInputX() + noiseValX, 0, getCanvasWidth(), cameraMotionScl, -cameraMotionScl);
float tilt = ofMap(GetCloudsInputY() + noiseValY, 0, getCanvasHeight(), cameraMotionScl, -cameraMotionScl) * xDamp;
if(abs(eul.x) < 90) getCameraRef().tilt( tilt );
getCameraRef().pan( pan );
//roll it when we move left to right
float roll = abs(pan) * pan * panScl;
getCameraRef().roll( -roll );
getCameraRef().move(0, abs(roll), 0);
//move it
ofVec3f vel = getCameraRef().getLookAtDir();
getCameraRef().move( vel * camSpeed );
//use this to determine where to explode fireworks
float targetDistance = 300;
camTarget = vel * targetDistance + getCameraRef().getPosition();
}
//emitters
ofVec3f p0, nScl;
float nx, ny, nz;
ofVec3f relativeDown = getCameraRef().getUpDir() * gravity.y;
for (int i=emitters.size()-1; i>=0; i--)
{
emitters[i].update( t );
if( emitters[i].bStarted )
{
emitters[i].pos += relativeDown * emitters[i].span * CubicIn(emitters[i].age);
p0 = emitters[i].pos;
nScl = p0 * .01;
nx = ofSignedNoise(nScl.x + emitters[i].age, nScl.y, nScl.z);
ny = ofSignedNoise(nScl.x, nScl.y + emitters[i].age, nScl.z);
nz = ofSignedNoise(nScl.x, nScl.y, nScl.z + emitters[i].age);
p0 += ofVec3f( nx, ny, nz ) * 10. * emitters[i].age;
trailPoint( p0, emitters[i].vel, emissonRate, emitters[i].textureIndex, emitters[i].colorIndex );
}
if(emitters[i].bEnded)
{
emitters.erase( emitters.begin() + i );
}
}
//particles
bool updateIndices = false;
indexCount = 0;
for(int i=0; i<FIREWORKS_NUM_PARTICLES; i++){
//if the age + lifespan is less then the current time we want to draw it. otherwise? it is dead to us.
if(lifeData[i].r + lifeData[i].g / speed > t){
indices[indexCount] = i;
indexCount++;
updateIndices = true;
}
}
if(updateIndices){
vbo.updateIndexData( &indices[0], indexCount );
}
if( bUpdateVbo )
{
updateVbo();
}
if( nextFireworkExplosionTime < t )
{
explodeFireWorkAtRandom();
}
}
// selfSetup is called when the visual system is first instantiated
// This will be called during a "loading" screen, so any big images or
// geometry should be loaded here
void CloudsVisualSystemFireworks::selfSetup()
{
//defaults
bAnimateCamera = true;
minLifeSpan = .5;
maxLifeSpan = 1.5;
minExplosionTime = .75;
maxExplosionTime = 1.25;
speed = .25;
explosionFrequencey = .1;
emissonRate = 2;
particleSpread = 10;
particleSize = 10;
spawnDistance = 250;
camSpeed = .7;
cameraMotionScl = .25;
gravity.set( 0, 0, 0);
minVel = .75;
maxVel = 1.25;
maxFWVel = 200;
fogDistance = 800;
fogAttenuation = 1;
fogColor.set(0,1,0,1);
bUseCircle = bUseSquare = bUseTriangle = bUseDot = true;
bBurst = bOctahedron = bTetrahedron = bDodecagedron = true;
startColorSaturation = endColorSaturation = fogSaturation = 1;
for (int i=0; i<3; i++) {
string key = "C" + ofToString(i) + "_birth";
fwColors[key];
fwSaturations[key];
key = "C" + ofToString(i) + "_death";
fwDeathColors[key];
fwDeathSaturations[key];
}
//setupParticles
FIREWORKS_NUM_PARTICLES = 200000;
//positions = new ofVec3f[ FIREWORKS_NUM_PARTICLES ];
//velocities = new ofVec3f[ FIREWORKS_NUM_PARTICLES ];
//lifeData = new ofFloatColor[ FIREWORKS_NUM_PARTICLES ];
//indices = new ofIndexType[ FIREWORKS_NUM_PARTICLES ];
positions.resize( FIREWORKS_NUM_PARTICLES );
velocities.resize( FIREWORKS_NUM_PARTICLES );
lifeData.resize( FIREWORKS_NUM_PARTICLES );
indices.resize( FIREWORKS_NUM_PARTICLES );
float lifespan;
float t = ofGetElapsedTimef();
vbo.setVertexData( &positions[0], FIREWORKS_NUM_PARTICLES, GL_DYNAMIC_DRAW );
vbo.setNormalData( &velocities[0], FIREWORKS_NUM_PARTICLES, GL_DYNAMIC_DRAW );
vbo.setIndexData( &indices[0], FIREWORKS_NUM_PARTICLES, GL_DYNAMIC_DRAW );
vbo.setColorData( &lifeData[0], FIREWORKS_NUM_PARTICLES, GL_DYNAMIC_DRAW );
//TODO: mention to james that we might need a getCloudsData method
colorSampleImage.loadImage( GetCloudsDataPath() + "colors/defaultColorPalette.png" );
loadFileToGeometry( getVisualSystemDataPath() + "animationTargets/dodecahedron.txt", dodecagedronPoints );
loadFileToGeometry( getVisualSystemDataPath() + "animationTargets/octahedron.txt", octahedronPoints );
loadFileToGeometry( getVisualSystemDataPath() + "animationTargets/tetrahedron.txt", tetrahedronPoints );
loadFileToGeometry( getVisualSystemDataPath() + "animationTargets/icosahedron.txt", icosahedronPoints );
//shader
shader.load(getVisualSystemDataPath() + "shaders/base.vert", getVisualSystemDataPath() + "shaders/base.frag");
shader.begin();
shader.setUniform3f( "gravity", gravity.x, gravity.y, gravity.z );
shader.end();
startColor.set( .9, .95, 1.95, 1 );
endColor.set( .6, 1.3, .2, 1 );
spriteImage.loadImage(getVisualSystemDataPath() + "images/sphereNormal.png");
//particle rendering
bUpdateVbo = true;
indexCount = 0;
nextIndex = 0;
numSprites = 0;
nextFireworkExplosionTime = ofGetElapsedTimef() + 1;
ofDisableArbTex();
dotImage.loadImage( getVisualSystemDataPath() + "images/sphereNormal.png" );
triangleImage.loadImage( getVisualSystemDataPath() + "images/triangle-sprite.png" );
squareImage.loadImage( getVisualSystemDataPath() + "images/square-sprite.png" );
circleImage.loadImage( getVisualSystemDataPath() + "images/circle-sprite.png" );
ofEnableArbTex();
getCameraRef().setPosition(0, 0, 0);
camTarget.set( 0,0,spawnDistance);
//MA: changed ofGetWidth() to getCanvasWidth() and ofGetHeight() to getCanvasHeight()
// glowFbo0.allocate( getCanvasWidth(), getCanvasHeight(), GL_RGB );
// glowFbo1.allocate( glowFbo0.getWidth()/2, glowFbo0.getHeight()/2, GL_RGB );;
// glowFbo2.allocate( glowFbo1.getWidth()/2, glowFbo1.getHeight()/2, GL_RGB );;
// glowFbo3.allocate( glowFbo2.getWidth()/2, glowFbo2.getHeight()/2, GL_RGB );;
// glowFbo4.allocate( glowFbo3.getWidth()/2, glowFbo3.getHeight()/2, GL_RGB );;
// glowFbo5.allocate( glowFbo4.getWidth()/2, glowFbo4.getHeight()/2, GL_RGB );;
// glowFbo6.allocate( glowFbo5.getWidth()/2, glowFbo5.getHeight()/2, GL_RGB );;
glowShader.load(getVisualSystemDataPath() + "shaders/post");
}
void Dimentions::selfDraw(){
if (!bDebug){
ofEnableAlphaBlending();
ofPushMatrix();
ofPushStyle();
materials["MATERIAL 1"]->begin();
// Labels
//
if(categoriesTintColor.a > 0.0 ){
for(int i = 0; i < categories.size(); i++){
ofSetColor(categoriesTintColor);
drawBrakets(categories[i], 15, 10);
categories[i].draw(bDebug);
}
}
for (int i = 0; i < booksWithTags.size(); i++) {
drawLabel( *booksWithTags[i], booksWithTags[i]->text );
}
if(categoriesNodesTintColor.a > 0.0){
for(int i = 0; i < categories.size(); i++){
for(int j = 0; j < categories[i].nodes.size(); j++){
ofPushMatrix();
ofTranslate(categories[i].nodes[j]->x,
categories[i].nodes[j]->y,
categories[i].nodes[j]->z);
ofSetColor(categoriesNodesTintColor);
float scale = 0.4;
ofScale(scale,scale,scale);
//orientBillBoard();
ofRectangle box = font.getStringBoundingBox(categories[i].nodesText[j], 0, 0);
font.drawStringAsShapes(categories[i].nodesText[j], -box.width*0.5,0);
ofPopMatrix();
}
}
}
{
ofSetColor(255);
ofDisableArbTex();
glDepthMask(GL_FALSE);
glEnable(GL_NORMALIZE);
ofEnablePointSprites();
spriteShader.begin();
spriteTexture.bind();
spriteShader.setUniformTexture("tex", spriteTexture, 0);
spriteShader.setUniform1f("nearClip", getCameraRef().getNearClip());
spriteShader.setUniform1f("farClip", getCameraRef().getFarClip());
spriteShader.setUniform1f("size",spriteSize);
spriteShader.setUniform1f("minPointSize", 1.0);//spriteSizeMin);
spriteShader.setUniform1f("maxPointSize", spriteSizeMax);
spriteShader.setUniform1f("focusDistance", spriteFocusDistance);
spriteShader.setUniform1f("focusAperture", spriteFocusAperture*0.01);
spriteVBO.draw(GL_POINTS, 0, TOTAL_OF_BOOKS );
spriteTexture.unbind();
spriteShader.end();
ofDisablePointSprites();
glDisable(GL_NORMALIZE);
glDepthMask(GL_TRUE);
ofEnableArbTex();
}
materials["MATERIAL 1"]->end();
ofPopStyle();
ofPopMatrix();
}
}
void _C::generateFlythrough(){
//reset cam path.
cloudsPathCam.clear();
jtn::TreeNode::clearPathFlags();
// find someone in the youngest possible generation of terminal
// therefore insuring a long path between a terminal and a root parent.
int youngestGen = 0;
jtn::TreeNode *thisNode = NULL;
vector<jtn::TreeNode*>::iterator nit = jtn::TreeNode::all.begin();
for(;nit!=jtn::TreeNode::all.end();nit++){
if( (*nit)->isTerminal() ){
if((*nit)->generation > youngestGen) {
youngestGen = (*nit)->generation;
thisNode = (*nit);
}
}
}
deque<ofVec3f> pts; //collecting points as i go, so i can add them backwards, later.
ofVec3f firstPoint = *thisNode; // make a copy of the first point for lookAt() later.
float camPosOffset = 1.5;
//this node is null??
while(thisNode != NULL && thisNode->parent != NULL ){
thisNode->isPartOfCamPath = true;
cloudsPathCam.addPositionControlVertex( *thisNode);
//cloudsPathCam.addTargetControlVertex(ofVec3f());
//cloudsPathCam.addUpControlVertex(ofVec3f(1,0,0));
pts.push_back( *thisNode );
//traverse up the parent
if( thisNode->parent != NULL ){
thisNode = thisNode->parent;
}
else{
break;
}
}
// then add the same points in reverse, to scrub back and forth
// rather than seeing where the loop wraps around.
deque<ofVec3f>::reverse_iterator pit = pts.rbegin();
for(; pit != pts.rend(); pit++){
cloudsPathCam.addPositionControlVertex( *pit);
//cloudsPathCam.addTargetControlVertex(ofVec3f());
//cloudsPathCam.addUpControlVertex(ofVec3f(1,0,0));
}
// orient cam path to look inward,
// so we always start out seeing something nefull
ofCamera& cam = getCameraRef();
cam.lookAt( -firstPoint );
}
void CloudsVisualSystemCubeCraft::drawCubeCraft()
{
ofPushStyle();
glPushAttrib(GL_ALL_ATTRIB_BITS);
glEnable( GL_DEPTH_TEST );
ofDisableAlphaBlending();
glEnable(GL_CULL_FACE);
glCullFace(cullDirection);
float scale = 30.;
ofPushMatrix();
ofScale(scale,scale,scale);
ofVec3f cp = getCameraRef().getPosition() / scale;
ofVec3f cloudVel = noiseDirection * noiseTime * cloudSpeed;
mineCraftGroundShader.begin();
mineCraftGroundShader.setUniform1f("maxHeight", 10);
mineCraftGroundShader.setUniform1f("cameraCutoffDistance", 3);
mineCraftGroundShader.setUniform1f("specExpo", specExpo);
mineCraftGroundShader.setUniform1f("specScale", specScale);
fc = fogColor;
mineCraftGroundShader.setUniform4f("fogColor", fc.r, fc.g, fc.b, fc.a );
mineCraftGroundShader.setUniform1f("fogDist", fogDist );
mineCraftGroundShader.setUniform1f("fogExpo", fogExpo );
mineCraftGroundShader.setUniform1f("useFog", bUseFog);
fc = groundColor;
mineCraftGroundShader.setUniform4f("groundColor", fc.r, fc.g, fc.b, fc.a );
fc = undergroundColor;
mineCraftGroundShader.setUniform4f("undergroundColor", fc.r, fc.g, fc.b, fc.a );
fc = cloudShadowColor;
mineCraftGroundShader.setUniform4f("cloudShadowColor", fc.r, fc.g, fc.b, fc.a );
//ofVec3f cp = getCameraRef().getPosition() / scale;
mineCraftGroundShader.setUniform3f("cameraPos", cp.x, cp.y, cp.z );
mineCraftGroundShader.setUniform1f("cloudThreshold", cloudThreshold);
mineCraftGroundShader.setUniform1f("cloudShadow", 1. - cloudShadow);
mineCraftGroundShader.setUniform1f("groundDrama", groundDrama);
mineCraftGroundShader.setUniform3f("noiseOffset", cloudVel.x, cloudVel.y, cloudVel.z);
mineCraftGroundShader.setUniform3f("cameraOffset", -cameraOffset.x, 0., -cameraOffset.z);
mineCraftGroundShader.setUniform3f("cubeScale", 1,1,1 );
voxelVbo.draw(GL_TRIANGLES, 0, voxelIndexCount );
mineCraftGroundShader.end();
//CLOUDS
mineCraftCloudsShader.begin();
mineCraftCloudsShader.setUniform1f("cameraCutoffDistance", 3);
mineCraftCloudsShader.setUniform1f("specExpo", specExpo);
mineCraftCloudsShader.setUniform1f("specScale", specScale);
fc = fogColor;
mineCraftCloudsShader.setUniform4f("fogColor", fc.r, fc.g, fc.b, fc.a );
mineCraftCloudsShader.setUniform1f("fogDist", fogDist );
mineCraftCloudsShader.setUniform1f("fogExpo", fogExpo );
mineCraftCloudsShader.setUniform1f("useFog", bUseFog);
fc = fillColor2;
mineCraftCloudsShader.setUniform4f("specularColor", fc.r, fc.g, fc.b, fc.a );
fc = groundColor;
mineCraftCloudsShader.setUniform4f("groundColor", fc.r, fc.g, fc.b, fc.a );
fc = undergroundColor;
mineCraftCloudsShader.setUniform4f("undergroundColor", fc.r, fc.g, fc.b, fc.a );
mineCraftCloudsShader.setUniform1f("cloudHeight", cloudHeight);
mineCraftCloudsShader.setUniform1f("cloudThickness", cloudThickness);
mineCraftCloudsShader.setUniform3f("cameraPos", cp.x, cp.y, cp.z );
mineCraftCloudsShader.setUniform1f("cloudThreshold", cloudThreshold);
mineCraftCloudsShader.setUniform1f("cloudShadow", 1. - cloudShadow);
mineCraftCloudsShader.setUniform1f("groundDrama", groundDrama);
mineCraftCloudsShader.setUniform3f("noiseOffset", cloudVel.x, cloudVel.y, cloudVel.z);
mineCraftCloudsShader.setUniform3f("cameraOffset", -cameraOffset.x, 0., -cameraOffset.z);
voxelVbo.draw(GL_TRIANGLES, 0, voxelIndexCount );
mineCraftCloudsShader.end();
ofPopMatrix();
glPopAttrib();
ofPopStyle();
}
void CloudsVisualSystemCubeCraft::drawVoxelGrid()
{
ofPushStyle();
glPushAttrib(GL_ALL_ATTRIB_BITS);
glEnable( GL_DEPTH_TEST );
ofDisableAlphaBlending();
glEnable(GL_CULL_FACE);
glCullFace(cullDirection);
float scale = 30.;
ofPushMatrix();
ofScale(scale,scale,scale);
voxelShader.begin();
voxelShader.setUniform1i("scaleCube", bScaleCubes);
voxelShader.setUniform1f("cubeScale", cubeScale);
voxelShader.setUniform1f("drawCenters", bFillCubes);
voxelShader.setUniform1f("noiseCutoff", noiseThreshold);
voxelShader.setUniform1f("cameraCutoffDistance", 3);
voxelShader.setUniform1f("edgeThreshold", 1. - edgeWidth);
voxelShader.setUniform1f("specExpo", specExpo);
voxelShader.setUniform1f("specScale", specScale);
fc = fogColor;
voxelShader.setUniform4f("fogColor", fc.r, fc.g, fc.g, fc.a );
voxelShader.setUniform1f("fogDist", fogDist );
voxelShader.setUniform1f("fogExpo", fogExpo );
voxelShader.setUniform1f("useFog", bUseFog);
voxelShader.setUniform1f("edgeSmoothing", edgeSmoothing );
fc = edgeColor;
voxelShader.setUniform4f("edgeColor", fc.r, fc.g, fc.b, fc.a );
fc = fillColor;
voxelShader.setUniform4f("fillColor", fc.r, fc.g, fc.b, fc.a );
fc = fillColor2;
voxelShader.setUniform4f("specularColor", fc.r, fc.g, fc.b, fc.a );
voxelShader.setUniform1f("dimX", dimX );
voxelShader.setUniform1f("dimY", dimY );
voxelShader.setUniform1f("dimZ", dimZ );
voxelShader.setUniform1f("noiseScale", noiseScale);
voxelShader.setUniform3f("noiseOffset", noiseDirection.x * noiseTime, noiseDirection.y * noiseTime, noiseDirection.z * noiseTime);
ofVec3f cp = getCameraRef().getPosition() / scale;
voxelShader.setUniform3f("cameraPos", cp.x, cp.y, cp.z );
voxelVbo.draw(GL_TRIANGLES, 0, voxelIndexCount );
voxelShader.end();
ofPopMatrix();
glPopAttrib();
ofPopStyle();
}
void CloudsVisualSystem3DModelLoader::selfGuiEvent(ofxUIEventArgs &e)
{
// cout << "e.getName(): " << e.getName() << endl;
string name = e.widget->getName();
int kind = e.widget->getKind();
// if( name == "smooth model" )
// {
// bSmoothModel = e.getToggle()->getValue();
// if( bSmoothModel ){
// //smoothMesh( modelMesh, modelMesh );
// }else{
// //facetMesh( modelMesh, modelMesh );
// }
// }
if(name =="minTilt" || name == "maxTilt")
{
if(perspCam.getMaxTilt() - perspCam.getMinTilt() < 10)
{
perspCam.getMinTilt() = perspCam.getMaxTilt() - 10;
}
perspCam.setToStartPosition( boundCenter );
}
else if( name == "reset transforms")
{
positionOffset.set(0,0,0);
globalRotation.set(0,0,0);
globalRotationVelocity.set(0,0,0);
}
else if(name == "arrowHeight" || name == "arrowRadius" || name == "arrowPointHeight" )
{
resizeTheArrowMesh( arrowRadius, arrowHeight, arrowPointHeight );
}
else if( e.widget->getName() == "c1"){
ofxUIImageSampler* sampler = (ofxUIImageSampler *) e.widget;
modelColor = sampler->getColor();
}
else if( e.widget->getName() == "gridColor"){
ofxUIImageSampler* sampler = (ofxUIImageSampler *) e.widget;
gridColor = sampler->getColor();
}
else if( e.widget->getName() == "gridMajorColor"){
ofxUIImageSampler* sampler = (ofxUIImageSampler *) e.widget;
gridMajorColor = sampler->getColor();
}
else if( kind == OFX_UI_WIDGET_TOGGLE)
{
if (name == "loop")
{
bUseDuration = e.getToggle()->getValue();
}
if( e.getToggle()->getValue() )
{
string parent = e.getToggle()->getParent()->getName();
cout << "**** " << name << " TRIGGERED TOGGLE " << parent << endl;
if (parent == "shaders")
{
//switch to this active shader from a shader map
if(shaderMap.find( name ) != shaderMap.end() )
{
cout << parent << " : " << name << " : " << shaderMap[ name ] << endl;
activeShader = shaderMap[ name ];
}
}
else if(parent == "model files")
{
//load the model from the selected file
for (int i=0; i<objFiles.size(); i++)
{
if(objFiles[i] == name )
{
cout << "loading model: " << name << endl;
loadModel(name);
//loadModel( "models/" + name, bSmoothModel );
//loadModel( getVisualSystemDataPath(true) + "models/" + name, bSmoothModel );
}
}
}
else if(parent == "camera paths")
{
//load the model from the selected file
for (int i=0; i<cameraPaths.size(); i++)
{
if(cameraPaths[i] == name )
{
cout << "loading camera path: " << name << endl;
// pathCamera.loadPathFromFile(getVisualSystemDataPath(false) + "cameraPaths/" + name );
pathCamera.loadPathFromFile(getVisualSystemDataPath() + "cameraPaths/" + name );
}
}
}
else if(parent == "camera views")
{
cout << "set current camera to view: " << name << endl;
singleViewName = name;
leftCam.disableMouseInput();
frontCam.disableMouseInput();
planCam.disableMouseInput();
perspCam.disableMouseInput();
bLeftCamIsActive = bFrontCamIsActive = bPlanCamIsActive = bPerspCamIsActive = false;
bDoNotScaleModel = false;
if(name == "left view")
{
currentSingleCam = &leftCam;
leftCam.enableMouseInput();
bFourView = false;
bLeftCamIsActive = true;
}
else if(name == "front view")
{
currentSingleCam = &frontCam;
frontCam.enableMouseInput();
bFourView = false;
bFrontCamIsActive = true;
}
else if(name == "persp view")
{
currentSingleCam = &getCameraRef();
perspCam.enableMouseInput();
bFourView = false;
bPerspCamIsActive = true;
}
else if(name == "plan view")
{
currentSingleCam = &planCam;
planCam.enableMouseInput();
bFourView = false;
bPlanCamIsActive = true;
}
else if( name == "path camera")
{
currentSingleCam = &pathCamera;
bDoNotScaleModel = true;
}
else if( name == "four view")
{
bFourView = true;
perspCam.enableMouseInput();
leftCam.enableMouseInput();
frontCam.enableMouseInput();
planCam.enableMouseInput();
bLeftCamIsActive = bFrontCamIsActive = bPlanCamIsActive = bPerspCamIsActive = true;
}
}
}
}
}
void CloudsVisualSystem3DModelLoader::drawSceneGeometry( ofCamera* cam)
{
//rotation velocity
float t = ofGetElapsedTimef();
accumulatedRotation += globalRotationVelocity * 1. / ofGetFrameRate();
//draw infinite grid by positioning it infront of the camera
if(bDrawGrid)
{
// ofVec3f camPos;
// camPos = cam->getPosition();
// camPos += cam->getUpDir().cross(cam->getSideDir()).normalize() * gridDim * gridScale * .5;
ofSetColor(255,255, 255, 150 );// make this an adjustable color in th GUI
gridShader.begin();
gridShader.setUniform1f("halfGridDim", gridDim * .5 );
gridShader.setUniform1f("falloffDist", fogFalloffDistance );
gridShader.setUniform1f("falloffExpo", fogFalloffExpo );
gridShader.setUniform1f("falloffScl", fogFalloffScale );
gridShader.setUniform1f("alphaScale", gridAlphaScale );
//draw minor grid
ofPushMatrix();
ofScale( gridScale, gridScale, gridScale );
ofSetLineWidth( gridLineWidth );
ofSetColor( gridColor.r*gridBrightness, gridColor.g*gridBrightness, gridColor.b*gridBrightness, gridAlpha );
grid.draw(GL_LINES, 0, numGridVertices );
ofPopMatrix();
//draw major grid
ofPushMatrix();
int gms = gridMajorScale;
ofTranslate( getCameraRef().getLookAtDir() * -gridLineWidth / gridScale );
ofScale( gridScale * gms,gridScale * gms, gridScale * gms );
ofSetLineWidth( majorGridLineWidth );
ofSetColor( gridMajorColor.r*gridMajorBrightness, gridMajorColor.g*gridMajorBrightness, gridMajorColor.b*gridMajorBrightness, gridMajorAlpha );
grid.draw(GL_LINES, 0, numGridVertices );
ofPopMatrix();
gridShader.end();
}
//draw wireframe view cameras to the scene
if(bDrawCameras)
{
drawMultipleViewCameras( cameraLineScale, cam );
}
if(bDrawArrows)
{
//draw arrows at model's min bound
ofPushMatrix();
ofTranslate( minBound * modelTransform.getGlobalTransformMatrix() );
ofMultMatrix( modelTransform.getGlobalOrientation() );
ofSetColor(0, 255, 0);
ofPushMatrix();
ofScale( arrowScale.x, arrowScale.y, arrowScale.z );
arrowMesh.draw();
ofPopMatrix();
ofSetColor(255, 0, 0);
ofPushMatrix();
ofRotate(90, 1, 0, 0);
ofScale( arrowScale.x, arrowScale.y, arrowScale.z );
arrowMesh.draw();
ofPopMatrix();
ofSetColor(0, 0, 255);
ofPushMatrix();
ofRotate(90, 1, 0, 0);
ofRotate(90, 0, 0, -1);
ofScale( arrowScale.x, arrowScale.y, arrowScale.z );
arrowMesh.draw();
ofPopMatrix();
ofPopMatrix();
}
//draw our model
ofPushMatrix();
// ofTranslate(-boundCenter);
ofMultMatrix( modelTransform.getGlobalTransformMatrix() );
if(currentSingleCam != &pathCamera)
{
ofTranslate( positionOffset - boundCenter );
ofRotateX( globalRotation.x + accumulatedRotation.x );
ofRotateY( globalRotation.y + accumulatedRotation.y );
ofRotateZ( globalRotation.z + accumulatedRotation.z );
}
//draw bounding box
if(bDrawBoundingBox)
{
ofSetColor(255, 255, 255, 255);
drawBoundingBox();
}
if(bDrawCameraPath)
{
ofSetLineWidth(majorGridLineWidth);
simpleShader.begin();
pathCamera.drawPaths();
simpleShader.end();
}
ofSetColor(modelColor);
if(activeShader != NULL )
{
activeShader->begin();
activeShader->setUniform1f( "discardThreshold", discardThreshold );
activeShader->setUniform1f( "specularExpo", specularExpo );
activeShader->setUniform1f( "specularScale", specularScale );
activeShader->setUniform1f("falloffDist", fogFalloffDistance );
activeShader->setUniform1f("falloffExpo", fogFalloffExpo );
activeShader->setUniform1f("falloffScl", fogFalloffScale );
if(activeShader == &XRayShader){
/*
sfactor
Specifies how the red, green, blue, and alpha source blending factors are computed. The following symbolic constants are accepted: GL_ZERO, GL_ONE, GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR, GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA, GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA, and GL_SRC_ALPHA_SATURATE. The initial value is GL_ONE.
dfactor
Specifies how the red, green, blue, and alpha destination blending factors are computed. The following symbolic constants are accepted: GL_ZERO, GL_ONE, GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR, GL_DST_COLOR, GL_ONE_MINUS_DST_COLOR, GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA. GL_CONSTANT_COLOR, GL_ONE_MINUS_CONSTANT_COLOR, GL_CONSTANT_ALPHA, and GL_ONE_MINUS_CONSTANT_ALPHA. The initial value is GL_ZERO.
*/
//GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA
glDisable( GL_DEPTH_TEST );
glBlendFunc(GL_ONE, GL_ONE);
// modelMesh.draw();
bWireframe? modelMesh.drawWireframe() : modelMesh.draw();
ofBlendMode( OF_BLENDMODE_ADD );
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}
else{
if(bWireframe) ofSetLineWidth( wireframeLinewidth );
bWireframe? modelMesh.drawWireframe() : modelMesh.draw();
}
activeShader->end();
}
ofPopMatrix();
}