void testApp::process(ofFbo & fbo, ofImage & image, string name){
fbo.begin();
ofClear(0);
shader.begin();
shader.setUniformTexture("tex", cam.getTextureReference(), 0 );
shader.setUniform2f("texSize", cam.getWidth(), cam.getHeight());
shader.setUniform2f("size", fbo.getWidth(), fbo.getHeight());
glBegin(GL_QUADS);
glTexCoord2f(0, 0);
glVertex3f(0, 0, 0);
glTexCoord2f(fbo.getWidth(), 0);
glVertex3f(fbo.getWidth(), 0, 0);
glTexCoord2f(fbo.getWidth(), fbo.getHeight());
glVertex3f(fbo.getWidth(), fbo.getHeight(), 0);
glTexCoord2f(0,fbo.getHeight());
glVertex3f(0,fbo.getHeight(), 0);
glEnd();
shader.end();
fbo.end();
TIME_SAMPLE_START(name);
fbo.readToPixels(image.getPixelsRef());
//image.update();
TIME_SAMPLE_STOP(name);
//image.draw(0, 0);
}
//--------------------------------------------------------------
void testApp::update()
{
int c = ofRandom(255);
fbo.begin();
ofClear(c, c, c);
fbo.end();
TIME_SAMPLE_START("PBO");
if (mode == 0)
{
reader.readToPixels(fbo, pix);
}
TIME_SAMPLE_STOP("PBO");
TIME_SAMPLE_START("readToPixels");
if (mode == 1)
{
fbo.readToPixels(pix);
}
TIME_SAMPLE_STOP("readToPixels");
}
//--------------------------------------------------------------
void testApp::update(){
OFX_REMOTEUI_SERVER_UPDATE(0.01666);
//t.update()
mMatMainMaterial.setAmbientColor( matAmbient);
mMatMainMaterial.setDiffuseColor(matDiffuse);
mMatMainMaterial.setSpecularColor(matSpecular);
mMatMainMaterial.setShininess(25.0f);
light.setAmbientColor(lightAmbient);
light.setDiffuseColor(lightDiffuse);
light.setSpecularColor(lightSpecular);
TIME_SAMPLE_START("updateFlock");
if (run){
flock->update( 0.016666666f);
for(int i = 0 ; i < NUM_FISH_PER_FLOCK; i++){
t[i].update( flock->getMember(i)->pos);
}
}
TIME_SAMPLE_STOP("updateFlock");
TIME_SAMPLE_START("generateMesh");
for(int i = 0 ; i < NUM_FISH_PER_FLOCK; i++){
t[i].generateMesh();
}
TIME_SAMPLE_STOP("generateMesh");
if(animateLight || ofGetFrameNum() < 2){
float r = lightDist;
lightPos = ofVec3f(r * sin(lightSpeed * ofGetElapsedTimef()),
250,
r * cos(lightSpeed * ofGetElapsedTimef()) );
}
light.setGlobalPosition(lightPos);
}
//--------------------------------------------------------------
void testApp::update(){
cam.update();
fbo.begin();
ofClear(255, 0, 0);
ofSetColor(255);
cam.draw(0, 0);
ofRect(0, 0, 100, 100);
fbo.end();
ofClear(255, 0, 0);
ofSetColor(255);
fbo.draw(0, ofGetHeight()-HEIGHT);
// increment current index first then get the next index
// "index" is used to read pixels from a framebuffer to a PBO
// "nextIndex" is used to process pixels in the other PBO
index = (index + 1) % 2;
nextIndex = (index + 1) % 2;
//ofSleepMillis(50);
// copy pixels from framebuffer to PBO
// Use offset instead of ponter.
// OpenGL should perform asynch DMA transfer, so glReadPixels() will return immediately.
glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, pboIds[index]);
// Bind FBO
//fbo.bind();
TIME_SAMPLE_START("FBO to PBO");
glReadPixels(0, 0, WIDTH, HEIGHT, GL_BGRA, GL_UNSIGNED_BYTE, NULL);
TIME_SAMPLE_STOP("FBO to PBO");
// Unbind FBO
//fbo.unbind();
ofSleepMillis(15);
// map the PBO that contain framebuffer pixels before processing it
glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, pboIds[nextIndex]);
TIME_SAMPLE_START("PBO to CPU");
GLubyte* src = (GLubyte*)glMapBufferARB(GL_PIXEL_PACK_BUFFER_ARB, GL_READ_ONLY_ARB);
TIME_SAMPLE_STOP("PBO to CPU");
if(src){
TIME_SAMPLE_START("MEMCPY");
// copy the data to the image
memcpy(image.getPixels(), src, WIDTH * HEIGHT * 4 * sizeof(unsigned char));
TIME_SAMPLE_STOP("MEMCPY");
TIME_SAMPLE_START("IMAGE UPDATE");
image.update();
TIME_SAMPLE_STOP("IMAGE UPDATE");
// release pointer to the mapped buffer
glUnmapBufferARB(GL_PIXEL_PACK_BUFFER_ARB);
}
// unbind PBO
glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, 0);
}
//--------------------------------------------------------------
void testApp::draw(){
ofSetLineWidth(lineW);
glPointSize(lineW);
//glEnable(GL_NORMALIZE);
gpuBlur.beginDrawScene();
ofClear(0, 0, 0, 0);
cam.begin();
light.enable();
glEnable(GL_DEPTH_TEST);
//glShadeModel(GL_FLAT);
ofSetColor(255);
light.draw();
ofEnableLighting();
ofSetSphereResolution(4);
flock->draw();
glDisable(GL_COLOR_MATERIAL);
TIME_SAMPLE_START("drawWorms");
ofEnableBlendMode(OF_BLENDMODE_ADD);
ofEnableBlendMode(OF_BLENDMODE_ALPHA);
mMatMainMaterial.begin();
if(doShader){
shader->begin();
shader->setUniform1f("shaderVal1", 1);
shader->setUniform1f("shaderVal2", 1);
shader->setUniform1f("shaderVal3", 1);
shader->setUniform1f("time", ofGetElapsedTimef() );
shader->setUniform1f("specularGain", specularGain);
shader->setUniform1f("specularClamp", specularClamp);
shader->setUniform1f("specularPow", specularPow);
shader->setUniform1f("eyeSpecularGain", eyeSpecularGain);
shader->setUniform1f("eyeSpecularClamp", eyeSpecularClamp);
shader->setUniform1f("eyeSpecularPow", eyeSpecularPow);
shader->setUniform1f("showInShader", showInShader);
}
if(drawTeapot) glutSolidTeapot(80);
if(drawTrails){
for(int i = 0; i < NUM_FISH_PER_FLOCK; i++){
t[i].draw();
}
}
if(doShader){
shader->end();
}
mMatMainMaterial.end();
ofDisableLighting();
TIME_SAMPLE_STOP("drawWorms");
ofDrawAxis(10);
ofSetColor(255);
glDisable(GL_DEPTH_TEST);
cam.end();
gpuBlur.endDrawScene();
ofSetColor(255);
ofEnableBlendMode(OF_BLENDMODE_ALPHA);
gpuBlur.performBlur();
//draw clean scene
ofSetColor(255);
ofBackgroundGradient(ofColor::fromHsb(160, 255, 60), ofColor::fromHsb(0, 0, 0));
ofEnableBlendMode(OF_BLENDMODE_ALPHA);
gpuBlur.drawSceneFBO();
ofEnableBlendMode(OF_BLENDMODE_ADD);
//overlay the blur
gpuBlur.drawBlurFbo();
ofSetColor(255);
}
//--------------------------------------------------------------
void testApp::draw(){
float lineHeight = ofMap(mouseY, 0, ofGetHeight(), 0, 2, true);
unicodeFont.setLineHeight(lineHeight);
float x = 30;
float y = 40;
string demoText = "This is my text in BitStream Vera font.";
float fontSize = 28;
// simple demo //////////////////////////////////////////////////////////
drawPoint(x, y); //draw insertion point
ofSetColor(255);
TIME_SAMPLE_START("simple draw");
font.draw(
demoText, //text to draw
fontSize, //font size
x, //x coord where to draw
y //y coord where to draw
);
TIME_SAMPLE_STOP("simple draw");
// bounding box demo ///////////////////////////////////////////////////
ofSetColor(255, 0, 0, 32);
TIME_SAMPLE_START("bbox");
ofRectangle bbox = font.getBBox( demoText, fontSize, x, y);
TIME_SAMPLE_STOP("bbox");
ofRect( bbox );
// draw multiline text /////////////////////////////////////////////////
y += 25 + bbox.height;
drawPoint(x, y); //draw insertion point
ofSetColor(255);
string s = (string)"ofxFontStash can draw multiline text" + "\n" +
"It also supports unicode strings: " + "\n" +
"槊監しゅ祟䤂לרפובליקה. אם מיזם 銆銌 憉 圩芰敔 तकनिकल कार्यलय";
TIME_SAMPLE_START("drawMultiLine");
unicodeFont.drawMultiLine( s, fontSize, x, y);
TIME_SAMPLE_STOP("drawMultiLine");
// multiline bbox /////////////////////////////////////////////////////
ofSetColor(0, 255, 0, 32);
TIME_SAMPLE_START("getBoundingBoxSize");
ofRectangle bboxMultiline = unicodeFont.getBBox( s, fontSize, x, y);
TIME_SAMPLE_STOP("getBoundingBoxSize");
ofRect( bboxMultiline );
// draw multiline column with a fixed width ///////////////////////////
y += 25 + bboxMultiline.height;
drawPoint(x, y); //draw insertion point
ofSetColor(255);
s = "And you can wrap text to a certain (mouseX) width:\n\nLorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam.";
TIME_SAMPLE_START("drawMultiLineColumn");
ofRectangle column = unicodeFont.drawMultiLineColumn( s, fontSize, x, y, MAX( 200 ,mouseX - x) );
TIME_SAMPLE_STOP("drawMultiLineColumn");
ofSetColor(255,32);
ofRect(column);
// batch drawing, optimized for multiple drawing calls /////////////////
y += column.height + 25;
drawPoint(x, y); //draw insertion point
ofSetColor(255);
TIME_SAMPLE_START("drawBatch");
font.beginBatch(); //call "begin" before drawing fonts
for (int i = 0; i < 5; i++){
font.drawBatch("batch mode #" + ofToString(i+1), fontSize, x, y + i * fontSize );
}
font.endBatch(); //call "end" once finished
TIME_SAMPLE_STOP("drawBatch");
// rotating text ///////////////////////////////////////////////////////
ofPushMatrix();
ofTranslate(x + 400, y + 50);
ofRotate( -200 * ofGetElapsedTimef(), 0, 0, 1);
ofSetColor(ofRandom(255), ofRandom(255), ofRandom(255));
font.draw("surrealismoooo!", fontSize, 0, 0 );
drawPoint(0,0);
ofPopMatrix();
ofSetColor(255);
TIME_SAMPLE_DRAW_BOTTOM_RIGHT();
}
//--------------------------------------------------------------
void ofApp::draw(){
float lineHeight = ofMap(mouseY, 0, ofGetHeight(), 0, 2, true);
unicodeFont.setLineHeight(lineHeight);
float x = 30;
float y = 40;
string demoText = "This is my text in BitStream Vera font.";
float fontSize = 28;
// simple demo //////////////////////////////////////////////////////////
drawPoint(x, y); //draw insertion point
ofSetColor(255);
TIME_SAMPLE_START("simple draw");
font.draw(
demoText, //text to draw
fontSize, //font size
x, //x coord where to draw
y //y coord where to draw
);
TIME_SAMPLE_STOP("simple draw");
// bounding box demo ///////////////////////////////////////////////////
ofRectangle bbox;
ofRectangle bboxMultiline;
ofSetColor(255, 0, 0, 32);
TIME_SAMPLE_START("bbox");
bbox = font.getBBox( demoText, fontSize, x, y);
TIME_SAMPLE_STOP("bbox");
ofRect( bbox );
// draw multiline text /////////////////////////////////////////////////
y += 25 + bbox.height;
drawPoint(x, y); //draw insertion point
ofSetColor(255);
string s = (string)"ofxFontStash can draw multiline text" + "\n" +
"It also supports unicode strings: " + "\n" +
"槊監しゅ祟䤂לרפובליקה. אם מיזם 銆銌 憉 圩芰敔 तकनिकल कार्यलय";
TIME_SAMPLE_START("drawMultiLine");
unicodeFont.drawMultiLine( s, fontSize, x, y);
TIME_SAMPLE_STOP("drawMultiLine");
// multiline bbox /////////////////////////////////////////////////////
ofSetColor(0, 255, 0, 32);
TIME_SAMPLE_START("getBoundingBoxSize");
bboxMultiline = unicodeFont.getBBox( s, fontSize, x, y);
TIME_SAMPLE_STOP("getBoundingBoxSize");
ofRect( bboxMultiline );
// draw multiline column with a fixed width ///////////////////////////
y += 25 + bboxMultiline.height;
drawPoint(x, y); //draw insertion point
ofSetColor(255);
s = "And you can wrap text to a certain (mouseX) width:\n\nLorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam.";
//s = "international bananas";
int numLines = 0;
bool wordsWereCropped;
ofRectangle column;
TIME_SAMPLE_START("drawMultiLineColumn");
column = font.drawMultiLineColumn( s, /*string*/
fontSize, /*size*/
x, y, /*where*/
MAX( 10 ,mouseX - x), /*column width*/
numLines, /*get back the number of lines*/
false, /* if true, we wont draw (just get bbox back) */
5, /* max number of lines to draw, crop after that */
true, /*get the final text formatting (by adding \n's) in the supplied string;
BE ARWARE that using TRUE in here will modify your supplied string! */
&wordsWereCropped /* this bool will b set to true if the box was to small to fit all text*/
);
TIME_SAMPLE_STOP("drawMultiLineColumn");
//report if some words had to be cropped to fit in the column when using drawMultiLineColumn()
if(!wordsWereCropped) ofSetColor(255,32);
else (ofGetFrameNum()%6 <= 2) ? ofSetColor(255,32):ofSetColor(255,0,0,32); //flash if cropped
ofRect(column);
// batch drawing, optimized for multiple drawing calls /////////////////
y += column.height + 25;
drawPoint(x, y); //draw insertion point
ofSetColor(255);
TIME_SAMPLE_START("drawBatch");
font.beginBatch(); //call "begin" before drawing fonts
for (int i = 0; i < 5; i++){
font.drawBatch("batch mode #" + ofToString(i+1), fontSize, x, y + i * fontSize );
}
font.endBatch(); //call "end" once finished
TIME_SAMPLE_STOP("drawBatch");
// formatted text //////////////////////////////////////////////////////
string formattedText = "the #0xff0000 @1 %2.0 red %1.0 #0xffffff @0 apple is on the big %4.0 #0x00ff00 tree.";
ofPushMatrix();
ofTranslate(20,500);
ofSetColor(255);
ofVec2f size = font.drawMultiColumnFormatted(formattedText, 22, mouseX);
ofSetColor(255,10);
ofRect(0, 0, size.x, size.y);
ofPopMatrix();
// rotating text ///////////////////////////////////////////////////////
ofPushMatrix();
ofTranslate(x + 400, y + 50);
ofRotate( -200 * ofGetElapsedTimef(), 0, 0, 1);
ofSetColor(ofRandom(255), ofRandom(255), ofRandom(255));
font.draw("surrealismoooo!", fontSize, 0, 0 );
drawPoint(0,0);
ofPopMatrix();
// scaling text with mipmaps ///////////////////////////////////////////
ofPushMatrix();
ofTranslate(600, 40);
float scale = mouseY /(float) ofGetHeight();
ofPushMatrix();
ofScale(scale, scale);
ofSetColor(255);
unicodeFont.draw("MIPMAPS :)", fontSize * 2, 0, 0 );
drawPoint(0,0);
ofPopMatrix();
ofTranslate(0, 30);
ofScale(scale, scale);
font.draw("NO MIPMAPS :(", fontSize * 2, 0, 0 );
drawPoint(0,0);
ofPopMatrix();
}
