void gpuPSApp::resetFBOs(){
mCurrentFBO = 0;
mOtherFBO = 1;
mFBO[0].bindFramebuffer();
mFBO[1].bindFramebuffer();
// Attachment 0 - Positions
glDrawBuffer(GL_COLOR_ATTACHMENT0_EXT);
gl::setMatricesWindow( mFBO[0].getSize(), false );
gl::setViewport( mFBO[0].getBounds() );
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
mPositions.enableAndBind();
gl::draw( mPositions, mFBO[0].getBounds() );
mPositions.unbind();
// Attachment 1 - Velocities
glDrawBuffer(GL_COLOR_ATTACHMENT1_EXT);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
mVelocities.enableAndBind();
gl::draw( mVelocities, mFBO[0].getBounds() );
mVelocities.unbind();
mFBO[1].unbindFramebuffer();
mFBO[0].unbindFramebuffer();
mPositions.disable();
mVelocities.disable();
}
void TutorialApp::draw()
{
if(isFirst) {
gl::clear( Color( 0, 0, 0 ), true );
isFirst = false;
}
gl::enableAlphaBlending();
if( mDrawImage ){
mTexture.enableAndBind();
gl::draw( mTexture, getWindowBounds() );
}
// if( mDrawParticles ){
glDisable( GL_TEXTURE_2D );
mParticleController.draw();
// }
if( mDrawImage ){
mOverlay.enableAndBind();
gl::draw( mOverlay, getWindowBounds() );
}
// if( mSaveFrames ){
// writeImage( getHomeDirectory() / ( "image_" + toString( getElapsedFrames() ) + ".png" ), copyWindowSurface() );
// }
}
void QuaternionAccumApp::drawBall()
{
Vec3f pos = mSpline.getPosition( mSplineValue );
Vec3f delta = pos - mLastPos;
// our axis of rotation is the normal to the spline at this point
Vec3f normal = Vec3f( delta.z, 0, -delta.x );
// rotation amount (in radians) is the distance we've traveled divided by the radius of the ball
float rotation = delta.length() / BALL_RADIUS;
if( rotation ) {
// increment our quaternion by a new quaternion representing how much rotating we did since the last frame
Quatf incQuat( normal, rotation );
mQuat *= incQuat;
mQuat.normalize();
}
gl::translate( Vec3f( 0.0f, BALL_RADIUS, 0.0f ) + pos );
gl::scale( Vec3f( BALL_RADIUS, BALL_RADIUS, BALL_RADIUS ) );
gl::rotate( mQuat );
gl::color( Color( 1, 1, 1 ) );
mBallTexture.enableAndBind();
gl::drawSphere( Vec3f::zero(), 1.0f, 60 );
mBallTexture.disable();
mLastPos = pos;
}
void rayMarcherApp::draw()
{
glClearColor( 0, 0, 0, 0 );
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glEnable( GL_DEPTH_TEST );
glEnable( GL_LIGHTING );
glDepthMask( GL_TRUE );
glDisable( GL_TEXTURE_2D );
gl::setMatrices( mMayaCam.getCamera() );
mMarcher.renderSceneGL();
gl::setMatricesWindow( getWindowSize() );
// draw as much of the texture as we've rendered
glDisable( GL_LIGHTING );
glDepthMask( GL_TRUE );
glDisable( GL_DEPTH_TEST );
glColor3f( 1, 1, 1 );
mImageTexture.enableAndBind();
glBegin( GL_QUADS );
glTexCoord2f( mImageTexture.getLeft(), mImageTexture.getTop() );
glVertex2f( 0, 0 );
glTexCoord2f( mImageTexture.getLeft(), mImageTexture.getBottom() * mCurrentLine / mImageTexture.getHeight() );
glVertex2f( 0, mCurrentLine );
glTexCoord2f( mImageTexture.getRight(), mImageTexture.getBottom() * mCurrentLine / mImageTexture.getHeight() );
glVertex2f( mImageTexture.getWidth(), mCurrentLine );
glTexCoord2f( mImageTexture.getRight(), mImageTexture.getTop() );
glVertex2f( mImageTexture.getWidth(), 0 );
glEnd();
}
void BloomingNeonApp::render()
{
// get the current viewport
Area viewport = gl::getViewport();
// adjust the aspect ratio of the camera
mCamera.setAspectRatio( viewport.getWidth() / (float) viewport.getHeight() );
// render our scene (see the Picking3D sample for more info)
gl::pushMatrices();
gl::setMatrices( mCamera );
gl::enableDepthRead();
gl::enableDepthWrite();
mTexture.enableAndBind();
mShaderPhong.bind();
mShaderPhong.uniform("tex0", 0);
gl::pushModelView();
gl::multModelView( mTransform );
gl::color( Color::white() );
gl::draw( mMesh );
gl::popModelView();
mShaderPhong.unbind();
mTexture.unbind();
gl::disableDepthWrite();
gl::disableDepthRead();
gl::popMatrices();
}
void LEDCamApp::draw()
{
// clear out the window with black
gl::clear( kClearColor );
if( !mTexture ) return;
mFbo.bindFramebuffer();
mTexture.enableAndBind();
mShader.bind();
float aspect = kWindowHeight/kWindowWidth;
cout << "Aspect: " << aspect << " \n";
mShader.uniform( "aspect", aspect );
mShader.uniform( "tex", 0 );
mShader.uniform( "bright", 3.0f );
mShader.uniform( "spacing", 3 );
mShader.uniform( "ledCount", 100.0f );
gl::drawSolidRect( getWindowBounds() );
mTexture.unbind();
mShader.unbind();
mFbo.unbindFramebuffer();
gl::Texture fboTexture = mFbo.getTexture();
fboTexture.setFlipped();
gl::draw( fboTexture );
}
void AudioVisualizerApp::draw()
{
gl::clear();
// use camera
gl::pushMatrices();
gl::setMatrices(mCamera);
{
// bind shader
mShader.bind();
mShader.uniform("uTexOffset", mOffset / float(kHistory));
mShader.uniform("uLeftTex", 0);
mShader.uniform("uRightTex", 1);
// create textures from our channels and bind them
mTextureLeft = gl::Texture(mChannelLeft, mTextureFormat);
mTextureRight = gl::Texture(mChannelRight, mTextureFormat);
mTextureLeft.enableAndBind();
mTextureRight.bind(1);
// draw mesh using additive blending
gl::enableAdditiveBlending();
gl::color( Color(1, 1, 1) );
gl::draw( mMesh );
gl::disableAlphaBlending();
// unbind textures and shader
mTextureRight.unbind();
mTextureLeft.unbind();
mShader.unbind();
}
gl::popMatrices();
}
void FastTrailsApp::draw()
{
// clear window
gl::clear();
// set render states
gl::enableWireframe();
gl::enableAlphaBlending();
gl::enableDepthRead();
gl::enableDepthWrite();
// enable 3D camera
gl::pushMatrices();
gl::setMatrices( mCamera.getCamera() );
// draw VBO mesh using texture
mTexture.enableAndBind();
gl::drawRange( mVboMesh, 0, mTrail.size(), 0, mTrail.size()-1 );
mTexture.unbind();
// restore camera and render states
gl::popMatrices();
gl::disableDepthWrite();
gl::disableDepthRead();
gl::disableAlphaBlending();
gl::disableWireframe();
}
void MemExploreApp::draw()
{
mTexture = gl::Texture(mDataPointer, GL_RGBA, mVolumeDim * mTilesDim, mVolumeDim * mTilesDim);
mTexture.setWrap(GL_REPEAT, GL_REPEAT);
mTexture.setMinFilter(GL_NEAREST);
mTexture.setMagFilter(GL_NEAREST);
float frustum[6];
mCamera.getFrustum(&frustum[0], &frustum[1], &frustum[2], &frustum[3], &frustum[4], &frustum[5]);
mFbo.bindFramebuffer();
gl::setMatricesWindow(mFbo.getSize(), false);
mProgram.bind();
mProgram.uniform("uTexture", 0);
mProgram.uniform("uVolumeDim", mVolumeDim);
mProgram.uniform("uTilesDim", mTilesDim);
mProgram.uniform("uTime", (float)getElapsedSeconds());
mProgram.uniform("uEyePoint", mCamera.getEyePoint());
mProgram.uniform("uXAxis", mCamera.getOrientation() * Vec3f::xAxis());
mProgram.uniform("uYAxis", mCamera.getOrientation() * Vec3f::yAxis());
mProgram.uniform("uViewDistance", mCamera.getAspectRatio() / abs(frustum[2] - frustum[0]) * mCamera.getNearClip());
mProgram.uniform("uNegViewDir", -mCamera.getViewDirection().normalized());
mProgram.uniform("uAspectRatio", mCamera.getAspectRatio());
mTexture.enableAndBind();
gl::drawSolidRect(mFbo.getBounds());
mTexture.unbind();
mProgram.unbind();
mFbo.unbindFramebuffer();
gl::setMatricesWindow(getWindowSize());
gl::draw(mFbo.getTexture(), getWindowBounds());
}
void millionParticlesApp::initFBO()
{
mPos = 0;
mBufferIn = 0;
mBufferOut = 1;
mFbo[0].bindFramebuffer();
mFbo[1].bindFramebuffer();
//Positionen
glDrawBuffer(GL_COLOR_ATTACHMENT0_EXT);
gl::setMatricesWindow( mFbo[0].getSize(), false );
gl::setViewport( mFbo[0].getBounds() );
glClearColor(0.0f,0.0f,0.0f,1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
mPosTex.enableAndBind();
gl::draw(mPosTex,mFbo[0].getBounds());
mPosTex.unbind();
//velocity buffer
glDrawBuffer(GL_COLOR_ATTACHMENT1_EXT);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
mVelTex.enableAndBind();
gl::draw(mVelTex,mFbo[0].getBounds());
mVelTex.unbind();
//particle information buffer
glDrawBuffer(GL_COLOR_ATTACHMENT2_EXT);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
mInfoTex.enableAndBind();
gl::draw(mInfoTex,mFbo[0].getBounds());
mInfoTex.unbind();
mFbo[1].unbindFramebuffer();
mFbo[0].unbindFramebuffer();
mPosTex.disable();
mVelTex.disable();
mInfoTex.disable();
}
void VboSampleApp::draw()
{
// this pair of lines is the standard way to clear the screen in OpenGL
gl::clear( Color( 0.15f, 0.15f, 0.55f ) );
gl::scale(Vec3f(10.0f+8.0f*sin(getElapsedSeconds()*2.0f), 10.0f+8.0f*sin(getElapsedSeconds()*2.0f), 10.0f+8.0f*sin(getElapsedSeconds()*2.0f)));
mTexture.enableAndBind();
gl::draw( mVboMesh );
// Log("drawn texture %d", mTexture.getTextureId());
}
void EarthquakeApp::draw()
{
glClearColor( 1.0f, 0.0f, 0.0f, 1.0f );
gl::enableAlphaBlending();
gl::enableDepthRead( true );
gl::enableDepthWrite( true );
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glEnable( GL_TEXTURE_2D );
glDisable( GL_TEXTURE_RECTANGLE_ARB );
gl::GlslProg::unbind();
glColor4f( 1, 1, 1, 1 );
mStars.enableAndBind();
gl::drawSphere( Vec3f( 0, 0, 0 ), 15000.0f, 64 );
//gl::rotate( Quatf( Vec3f::zAxis(), -0.2f ) );
//gl::rotate( Quatf( Vec3f::yAxis(), mCounter*0.1f ) );
if( mShowEarth ){
mEarthShader.bind();
mEarthShader.uniform( "texDiffuse", 0 );
mEarthShader.uniform( "texNormal", 1 );
mEarthShader.uniform( "texMask", 2 );
mEarthShader.uniform( "counter", mCounter );
mEarthShader.uniform( "lightDir", mLightDir );
mEarth.draw();
mEarthShader.unbind();
}
glDisable( GL_TEXTURE_2D );
glColor4f( 1.0f, 1.0f, 1.0f, 1.0f );
if( mShowQuakes ){
mQuakeShader.bind();
mQuakeShader.uniform( "lightDir", mLightDir );
mEarth.drawQuakeVectors();
mQuakeShader.unbind();
}
if( mShowText ){
gl::enableDepthWrite( false );
glEnable( GL_TEXTURE_2D );
//mEarth.drawQuakeLabelsOnBillboard( sBillboardRight, sBillboardUp );
mEarth.drawQuakeLabelsOnSphere( mPov.mEyeNormal, mPov.mDist );
glDisable( GL_TEXTURE_2D );
}
if( mSaveFrames ){
//writeImage( getHomeDirectory() / "CinderScreengrabs" / "Highoutput_" + toString( mCurrentFrame ) + ".png", copyWindowSurface() );
mCurrentFrame++;
}
}
void ocvCaptureApp::draw()
{
if (mWriting) {
writeImage( "C:/movie/test/" + toString<int>(getElapsedFrames()) + ".jpg", copyWindowSurface() );
}
gl::clear();
//gl::enableAlphaBlending( false );
//gl::enableAlphaTest (0.5f,GL_GREATER);
//gl::enableAdditiveBlending ();
gl::pushMatrices ();
//gl::rotate(90);
//gl::color(0.0/255.0,57.0/255.0,255.0/255.0);
//if( mTexture )
// gl::draw( mTexture, Rectf( 0.0, 0.0, 1920, 1080 ) );
if (mTexture) {
// Vertices of quadrilateral
Vec2f vert0 = mV0 + mOS0; //(0, 0);
Vec2f vert1 = mV1 + mOS1; //(mW, 0);
Vec2f vert2 = mV2 + mOS2; //(mW, mH);
Vec2f vert3 = mV3 + mOS3; //(0, mH);
// Bind texture to draw with it
mTexture.enableAndBind();
// Draw the mask by drawing two triangles,
// setting the texture coordinate before each vertex
glBegin(GL_QUADS);
{
glTexCoord2f(0, 0);
gl::vertex(vert0);
glTexCoord2f(1, 0);
gl::vertex(vert1);
glTexCoord2f(1, 1);
gl::vertex(vert2);
glTexCoord2f(0, 1);
gl::vertex(vert3);
}
glEnd();
}
//gl::draw(mMaskTexture);
gl::popMatrices ();
//if (mMaskTexture)
// gl::draw(mMaskTexture,Rectf( 0.0, 0.0, mW, mH ));
// mWriter.addFrame( copyWindowSurface() );
}
void AudioObjApp::draw()
{
gl::clear( Color( 0, 0, 0 ) );
gl::enableAlphaBlending();
gl::enableDepthRead();
gl::enableDepthWrite();
gl::pushMatrices();
gl::setMatrices( mMayaCam.getCamera() );
if ( mFeature && mFeatureTex )
{
mShader->bind();
mFeatureTex.enableAndBind();
mShader->uniform( "dataTex", 0 );
mShader->uniform( "texWidth", (float)mFeatureTex.getWidth() );
mShader->uniform( "texHeight", (float)mFeatureTex.getHeight() );
mShader->uniform( "soundDataSize", (float)mFeature->getSize() );
mShader->uniform( "spread", mFeatureSpread );
mShader->uniform( "spreadOffset", mFeatureSpreadOffset );
mShader->uniform( "time", (float)getElapsedSeconds() );
mShader->uniform( "tintColor", mObjColor );
}
if ( mRenderWireframe )
gl::enableWireframe();
gl::color( Color(1.0f, 0.0f, 0.0f ) );
if ( mVbo )
gl::draw( mVbo );
if ( mRenderWireframe )
gl::disableWireframe();
mShader->unbind();
mFeatureTex.unbind();
gl::color( Color::white() );
// gl::drawCoordinateFrame();
gl::popMatrices();
gl::disableDepthRead();
gl::disableDepthWrite();
gl::setMatricesWindow( getWindowSize() );
ciXtractReceiver::drawData( mFeature, Rectf( 15, getWindowHeight() - 150, 255, getWindowHeight() - 35 ) );
gl::draw( mFeatureSurf );
mParams->draw();
}
void GeometryShaderApp::draw()
{
// clear out the window
gl::clear( Color(0.95f, 0.95f, 0.95f) );
// bind the shader and send the mesh to the GPU
if(mShader && mVboMesh) {
mShader.bind();
mShader.uniform( "WIN_SCALE", Vec2f( getWindowSize() ) ); // casting to Vec2f is mandatory!
mShader.uniform( "MITER_LIMIT", mLimit );
mShader.uniform( "THICKNESS", mThickness );
if(mTexture) {
gl::enableAlphaBlending();
gl::color( Color::white() );
mTexture.enableAndBind();
}
else
gl::color( Color::black() );
gl::draw( mVboMesh );
if(mTexture) {
mTexture.unbind();
gl::disableAlphaBlending();
}
if(mDrawWireframe) {
gl::color( Color::black() );
gl::enableWireframe();
gl::draw( mVboMesh );
gl::disableWireframe();
}
mShader.unbind();
}
// draw all points as red circles
gl::color( Color(1, 0, 0) );
std::vector<Vec2f>::const_iterator itr;
for(itr=mPoints.begin();itr!=mPoints.end();++itr)
gl::drawSolidCircle( *itr, mRadius );
if( ! mPoints.empty() )
gl::drawStrokedCircle( mPoints.back(), mRadius + 2.0f );
// draw help
if(mHelpTexture) {
gl::color( Color::white() );
gl::enableAlphaBlending();
gl::draw( mHelpTexture );
gl::disableAlphaBlending();
}
}
void pinch_tap_sampleApp::draw()
{
gl::clear(Color::black());
gl::setMatricesWindowPersp(getWindowSize(), 60, 1, 2000);
mRectTex.enableAndBind();
for(vector<TouchRect*>::reverse_iterator it = mRects.rbegin(); it != mRects.rend(); ++it)
(*it)->draw();
mRectTex.unbind();
}
void TutorialApp::draw()
{
gl::clear( Color( 0, 0, 0 ), true );
mImage.enableAndBind();
gl::draw( mImage, getWindowBounds() );
glDisable( GL_TEXTURE_2D );
glColor3f( 1, 1, 1 );
mParticleController.draw();
}
void godComplexApp::draw()
{
gl::enableDepthRead();
gl::enableDepthWrite();
gl::enableAlphaBlending();
// clear out the window with black
gl::clear( Color( 0, 0, 0 ) );
gl::setMatrices( mMayaCam.getCamera());
if(drawWater == true){
if(mWaterModule != NULL){
gl::pushMatrices();
mWaterModule->draw(0);
gl::popMatrices();
}
}
if(drawMesh == true){
gl::pushMatrices();
myImage.enableAndBind();
// gl::rotate( mArcball.getQuat() ); //NOTE: for debugging
gl::scale(Vec3f(0.035,0.035,0.035));
glLineWidth(0.2f);
gl::enableWireframe();
gl::translate(Vec3f(280.0, 0.0, -180.0));
gl::rotate(Vec3f(-10.0, -10.0, 0.0));
gl::draw(mVbo);
gl::disableWireframe();
myImage.unbind();
gl::popMatrices();
}
gl::pushMatrices();
mFlowField->draw();
gl::popMatrices();
/*
glPushMatrix();
glColor4f(1.0, 0.0, 0.0, 1.0);
gl::drawSphere(Vec3f(userIncr1, userIncr2, userIncr3), 30.0, 12.0);
glPopMatrix();
*/
}
void TutorialApp::draw()
{
gl::clear( Color( 0, 0, 0 ), true );
if( mDrawImage ){
mTexture.enableAndBind();
gl::draw( mTexture, getWindowBounds() );
}
if( mDrawParticles ){
glDisable( GL_TEXTURE_2D );
mParticleController.draw();
}
}
void BouncingBallsApp::draw()
{
gl::clear();
gl::enableAdditiveBlending();
if(mTexture) mTexture.enableAndBind();
std::vector<BallRef>::iterator itr;
for(itr=mBalls.begin();itr!=mBalls.end();++itr)
(*itr)->draw( mMesh, mUseMotionBlur );
if(mTexture) mTexture.unbind();
gl::disableAlphaBlending();
}
void MandelbrotGLSLApp::setup()
{
mBrotShader = gl::GlslProg( loadResource( RES_VERT_GLSL ), loadResource( RES_FRAG_GLSL ) );
mColorsTexture = gl::Texture( loadImage( loadResource( RES_COLORS_PNG ) ) );
mColorsTexture.enableAndBind();
mCenter = Vec2f( 0.7f, 0.0f );
mScale = 2.2f;
// WARNING
// Setting mIter too high will cause your computer to lock up.
// For example, I tried 100000000 iterations. That was a stupid idea.
// After five minutes of blowing air into my laptop, I gave up and shut
// it down. Even 10000 will cause a noticeable pause.
mIter = 1500;
}
void chapter3App::draw()
{
// clear out the window with black
gl::clear( Color( 0, 0, 0 ) );
if(mDrawImage)
{
mColorTexture.enableAndBind();
gl::draw( mColorTexture, getWindowBounds());
}
if ( mDrawParticles )
{
glDisable(GL_TEXTURE_2D);
mParticleController.draw();
}
}
void QuaternionAccumApp::drawPlane()
{
// draw the plane
gl::color( Color( 1, 1, 1 ) );
mPlaneTexture.enableAndBind();
glBegin( GL_QUADS );
glTexCoord2f( 0, 0 );
glVertex3f( -10.0f, 0.0f, -10.0f );
glTexCoord2f( 1, 0 );
glVertex3f( 10.0f, 0.0f, -10.0f );
glTexCoord2f( 1, 1 );
glVertex3f( 10.0f, 0.0f, 10.0f );
glTexCoord2f( 0, 1 );
glVertex3f( -10.0f, 0.0f, 10.0f );
glEnd();
mPlaneTexture.disable();
}
void TutorialApp::draw()
{
gl::clear( Color( 0, 0, 0 ), true );
if( mDrawImage ){
mTexture.enableAndBind();
gl::draw( mTexture, getWindowBounds() );
}
if( mDrawParticles ){
glDisable( GL_TEXTURE_2D );
mParticleController.draw();
}
if( mSaveFrames ){
writeImage( getHomeDirectory() + "image_" + toString( getElapsedFrames() ) + ".png", copyWindowSurface() );
}
}
void CatMemeMakerApp::draw()
{
// clear out the window with black
gl::clear( Color( 0, 0, 0 ) );
gl::enableAlphaBlending();
//Check that the url fetch was successful
if (mImage) {
//Draw the Cat!
mImage.enableAndBind();
gl::draw( mImage, getWindowBounds() );
}
//If we are on the second line, write what we used to have for the first line up top
if (mFirstLine) {
gl::draw(mFirstLine,Vec2f( getWindowSize().x/2 - mFirstLine.getWidth()/2, 10 ));
}
//Render the texture with the message
TextLayout simple;
std::string normalFont( "Arial" );
simple.setFont( Font(normalFont,48) );
simple.setColor( Color( 1, 1, 1 ) );
//White looked bad on the second line... so change to black if on second line
if (mFirstLine) {
simple.setColor( Color( 255, 255, 255 ) );
}
simple.addCenteredLine(mMessage.str());
mTexture = gl::Texture( simple.render( true , false ) );
//Draw the message, centered!
if (mFirstLine) {
gl::draw(mTexture,Vec2f( getWindowSize().x/2 - mTexture.getWidth()/2, getWindowSize().y -50));
}
else {
gl::draw(mTexture,Vec2f( getWindowSize().x/2 - mTexture.getWidth()/2, 10 ));
}
}
void ___PACKAGENAMEASIDENTIFIER___App::draw()
{
// clear out the window with black
gl::clear( kClearColor );
if( !mTexture ) return;
mFbo.bindFramebuffer();
mTexture.enableAndBind();
mShader.bind();
mShader.uniform( "tex", 0 );
mShader.uniform( "mixColor", Vec3d( mMixColorRed, mMixColorGreen, mMixColorBlue ) );
gl::drawSolidRect( getWindowBounds() );
mTexture.unbind();
mShader.unbind();
mFbo.unbindFramebuffer();
gl::Texture fboTexture = mFbo.getTexture();
fboTexture.setFlipped();
gl::draw( fboTexture );
params::InterfaceGl::draw();
}
void wellingtonModelApp::draw()
{
gl::enableDepthRead();
gl::enableDepthWrite();
gl::enableAlphaBlending();
// clear out the window with black
gl::clear( Color( 0, 0, 0 ) );
/*
if(mWaterModule != NULL){
gl::pushMatrices();
mWaterModule->draw();
gl::popMatrices();
}
*/
// /*
gl::setMatrices( mMayaCam.getCamera());
gl::pushMatrices();
myImage.enableAndBind();
gl::rotate( mArcball.getQuat() );
gl::scale(Vec3f(0.035,0.035,0.035));
glLineWidth(0.3f);
gl::enableWireframe();
gl::rotate(Vec3f(50.0, -20.0, 0.0));
gl::draw(mVbo);
myImage.unbind();
gl::popMatrices();
// */
}
void GesichtertauschApp::draw() {
glClearColor( 0, 0, 0, 1.0 );
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
if ( ! mCameraTexture ) {
return;
}
// gl::setMatricesWindow( getWindowSize() ),
gl::setMatricesWindow(WINDOW_WIDTH, WINDOW_HEIGHT);
gl::enableAlphaBlending();
glScalef(-1.0, 1.0, 1.0);
glTranslatef(-WINDOW_WIDTH, 0, 0);
/* shader */
// TODO make this more opt'd
if (ENABLE_SHADER) {
mShader.bind();
const int STEPS = 32;
float mThresholds[STEPS];// = {0.0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0};
for (int i=0; i < STEPS; ++i) {
mThresholds[i] = float(i) / float(STEPS - 1);
}
mShader.uniform("thresholds", mThresholds, STEPS);
mShader.uniform( "tex0", 0 );
}
/* draw the webcam image */
gl::color( BACKGROUND_IMAGE_COLOR );
gl::draw( mCameraTexture, Rectf(0, 0, WINDOW_WIDTH, WINDOW_HEIGHT) );
mCameraTexture.disable();
/* normalize texture coordinates */
Vec2f mNormalizeScale = Vec2f(1.0 / float(WINDOW_WIDTH), 1.0 / float(WINDOW_HEIGHT));
glMatrixMode(GL_TEXTURE);
glPushMatrix();
glScalef(mNormalizeScale.x, mNormalizeScale.y, 1.0);
glMatrixMode(GL_MODELVIEW);
/* draw orgiginal faces */
if (mEntities.size() < 2) {
gl::enableAlphaBlending();
mCameraTexture.enableAndBind();
for( vector<FaceEntity>::const_iterator mIter = mEntities.begin(); mIter != mEntities.end(); ++mIter ) {
drawEntity(*mIter, FACE_COLOR_UNO);
}
mCameraTexture.disable();
gl::disableAlphaBlending();
}
/* HACK // swap faces */
mCameraTexture.enableAndBind();
if (mEntities.size() >= 2) {
const FaceEntity A = mEntities[0];
const FaceEntity B = mEntities[1];
if (A.visible && B.visible) {
FaceEntity mEntityA = FaceEntity();
FaceEntity mEntityB = FaceEntity();
mEntityA.border = B.border;
mEntityB.border = A.border;
mEntityA.slice = A.slice;
mEntityB.slice = B.slice;
mEntityA.visible = A.visible;
mEntityB.visible = B.visible;
mEntityA.ID = A.ID;
mEntityB.ID = B.ID;
drawEntity(mEntityA, FACE_COLOR_DUO);
drawEntity(mEntityB, FACE_COLOR_DUO);
}
}
/* restore texture coordinates */
glMatrixMode(GL_TEXTURE);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
mCameraTexture.disable();
/* shader */
if (ENABLE_SHADER) {
mShader.unbind();
}
/* mask */
float MASK_LEFT_TOP = 1;
float MASK_LEFT_BOTTOM = 1;
float MASK_RIGHT_TOP = 1;
float MASK_RIGHT_BOTTOM = 1;
gl::color(0, 0, 0, 1);
Path2d mPathLeft;
mPathLeft.moveTo(0, 0);
mPathLeft.lineTo(MASK_LEFT_TOP, 0);
mPathLeft.lineTo(MASK_LEFT_BOTTOM, WINDOW_HEIGHT);
mPathLeft.lineTo(0, WINDOW_HEIGHT);
mPathLeft.close();
gl::drawSolid(mPathLeft);
Path2d mPathRight;
mPathRight.moveTo(WINDOW_WIDTH, 0);
mPathRight.lineTo(WINDOW_WIDTH-MASK_RIGHT_TOP, 0);
mPathRight.lineTo(WINDOW_WIDTH-MASK_RIGHT_BOTTOM, WINDOW_HEIGHT);
mPathRight.lineTo(WINDOW_WIDTH, WINDOW_HEIGHT);
mPathRight.close();
gl::drawSolid(mPathRight);
/* draw entity IDs */
const bool DRAW_ENTITY_ID = false;
if (DRAW_ENTITY_ID) {
for( vector<FaceEntity>::const_iterator mIter = mEntities.begin(); mIter != mEntities.end(); ++mIter ) {
const FaceEntity mEntity = *mIter;
std::stringstream mStr;
mStr << mEntity.ID;
gl::drawStringCentered(mStr.str(), mEntity.border.getCenter(), Color(1, 0, 0), mFont);
}
}
/* gooey */
mGui->draw();
}
void RodSoundApp::draw() {
while (running &&
// app::getElapsedSeconds() - tAtLastDraw < 1.0/app::getFrameRate() &&
fe.nextTimestep(c) > 1.0 / (real) SampleRate) {
update();
}
tAtLastDraw = app::getElapsedSeconds();
PROFILER_START("Draw");
// Clear out the window with grey
gl::clear(Color(0.45, 0.45, 0.5));
// Enable alpha blending and depth testing
gl::enableAlphaBlending();
gl::enableDepthRead(true);
gl::enableDepthWrite(true);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Draw framerate counter
gl::setMatricesWindow(getWindowSize());
std::stringstream ss;
ss << getAverageFps();
gl::drawStringRight(ss.str(),
Vec2c(getWindowWidth()-toPixels(10), getWindowHeight()-toPixels(20)),
Color(0.0, 0.0, 0.0),
Font("Arial", toPixels(12)));
// Set projection/modelview matrices
gl::setMatrices(cam);
// Draw the rod and the normal of the bishop frame
for(int i=0; i<r->numEdges(); i++) {
Vec3c p0 = EtoC(r->cur().POS(i));
Vec3c p1 = EtoC(r->cur().POS(i+1));
gl::drawLine(p0, p1);
gl::color(1.0, 1.0, 0.0);
gl::lineWidth(1.0);
Vec3c u = EtoC(r->cur().u[i]);
gl::drawLine((p0+p1)/2.0, (p0+p1)/2.0+u*(p1-p0).length()*2.0);
}
m.apply();
l->setDiffuse(Color::white());
l->setAmbient(Color::white());
l->setPosition(Vec3c(0.0, 50.0, 0.0));
l->enable();
diffuseProg.bind();
for (int i=0; i<r->numCPs(); i++) {
gl::pushModelView();
gl::translate(EtoC(r->cur().POS(i)));
spheredl->draw();
gl::popModelView();
}
diffuseProg.unbind();
rodProg.bind();
floorTex.enableAndBind();
gl::draw(floor);
floorTex.disable();
rodProg.unbind();
// Draw rod edges
rodProg.bind();
rodTex.enableAndBind();
for (int i=0; i<r->numEdges(); i++) {
gl::pushModelView();
Vec3c v = EtoC(r->cur().edge(i).normalized());
gl::translate(EtoC(r->cur().POS(i)));
Quaternion<real> q(Vec3c(0.0, 1.0, 0.0), v);
real angle = acos(std::max((real)-1.0, std::min((real)1.0, (q*Vec3c(-1.0, 0.0, 0.0)).dot(EtoC(r->cur().u[i])))));
if ((q*Vec3c(-1.0, 0.0, 0.0)).dot(EtoC(r->cur().v(i))) > 0.0) angle = -angle;
gl::rotate(Quaternion<real>(v, angle));
gl::rotate(q);
gl::rotate(Vec3c(0.0, r->cur().rot(i)*180.0/constants::pi, 0.0));
gl::scale(1.0, r->cur().edgeLength(i), 1.0);
cylinderdl->draw();
gl::popModelView();
}
rodTex.unbind();
rodProg.unbind();
for (RodEnergy* e : energies) {
e->draw(c.timestep());
}
integrator->draw();
fe.record(c);
PROFILER_STOP("Draw");
}
void BloomingNeonApp::draw()
{
// clear our window
gl::clear( Color::black() );
// store our viewport, so we can restore it later
Area viewport = gl::getViewport();
// render scene into mFboScene using illumination texture
mTextureIllumination.enableAndBind();
mTextureSpecular.bind(1);
gl::setViewport( mFboScene.getBounds() );
mFboScene.bindFramebuffer();
gl::pushMatrices();
gl::setMatricesWindow(SCENE_SIZE, SCENE_SIZE, false);
gl::clear( Color::black() );
render();
gl::popMatrices();
mFboScene.unbindFramebuffer();
// bind the blur shader
mShaderBlur.bind();
mShaderBlur.uniform("tex0", 0); // use texture unit 0
// tell the shader to blur horizontally and the size of 1 pixel
mShaderBlur.uniform("sample_offset", Vec2f(1.0f/mFboBlur1.getWidth(), 0.0f));
mShaderBlur.uniform("attenuation", 2.5f);
// copy a horizontally blurred version of our scene into the first blur Fbo
gl::setViewport( mFboBlur1.getBounds() );
mFboBlur1.bindFramebuffer();
mFboScene.bindTexture(0);
gl::pushMatrices();
gl::setMatricesWindow(BLUR_SIZE, BLUR_SIZE, false);
gl::clear( Color::black() );
gl::drawSolidRect( mFboBlur1.getBounds() );
gl::popMatrices();
mFboScene.unbindTexture();
mFboBlur1.unbindFramebuffer();
// tell the shader to blur vertically and the size of 1 pixel
mShaderBlur.uniform("sample_offset", Vec2f(0.0f, 1.0f/mFboBlur2.getHeight()));
mShaderBlur.uniform("attenuation", 2.5f);
// copy a vertically blurred version of our blurred scene into the second blur Fbo
gl::setViewport( mFboBlur2.getBounds() );
mFboBlur2.bindFramebuffer();
mFboBlur1.bindTexture(0);
gl::pushMatrices();
gl::setMatricesWindow(BLUR_SIZE, BLUR_SIZE, false);
gl::clear( Color::black() );
gl::drawSolidRect( mFboBlur2.getBounds() );
gl::popMatrices();
mFboBlur1.unbindTexture();
mFboBlur2.unbindFramebuffer();
// unbind the shader
mShaderBlur.unbind();
// render scene into mFboScene using color texture
mTextureColor.enableAndBind();
mTextureSpecular.bind(1);
gl::setViewport( mFboScene.getBounds() );
mFboScene.bindFramebuffer();
gl::pushMatrices();
gl::setMatricesWindow(SCENE_SIZE, SCENE_SIZE, false);
gl::clear( Color::black() );
render();
gl::popMatrices();
mFboScene.unbindFramebuffer();
// restore the viewport
gl::setViewport( viewport );
// because the Fbo's have their origin in the LOWER-left corner,
// flip the Y-axis before drawing
gl::pushModelView();
gl::translate( Vec2f(0, 256) );
gl::scale( Vec3f(1, -1, 1) );
// draw the 3 Fbo's
gl::color( Color::white() );
gl::draw( mFboScene.getTexture(), Rectf(0, 0, 256, 256) );
drawStrokedRect( Rectf(0, 0, 256, 256) );
gl::draw( mFboBlur1.getTexture(), Rectf(260, 0, 260 + 256, 256) );
drawStrokedRect( Rectf(260, 0, 260 + 256, 256) );
gl::draw( mFboBlur2.getTexture(), Rectf(520, 0, 520 + 256, 256) );
drawStrokedRect( Rectf(520, 0, 520 + 256, 256) );
// draw our scene with the blurred version added as a blend
gl::color( Color::white() );
gl::draw( mFboScene.getTexture(), Rectf(780, 0, 780 + 256, 256) );
gl::enableAdditiveBlending();
gl::draw( mFboBlur2.getTexture(), Rectf(780, 0, 780 + 256, 256) );
gl::disableAlphaBlending();
drawStrokedRect( Rectf(780, 0, 780 + 256, 256) );
// restore the modelview matrix
gl::popModelView();
// draw info
gl::enableAlphaBlending();
gl::drawStringCentered("Basic Scene", Vec2f(128, 236));
gl::drawStringCentered("First Blur Pass (Horizontal)", Vec2f(260 + 128, 236));
gl::drawStringCentered("Second Blur Pass (Vertical)", Vec2f(520 + 128, 236));
gl::drawStringCentered("Final Scene", Vec2f(780 + 128, 236));
gl::disableAlphaBlending();
}