ofFbo& ofx2DPro::getRenderTarget(int _viewNumber){
if (_viewNumber>=renderTargets.size()) {
setupNumViewports(_viewNumber+1);
}
ofFbo *renderTarget = &renderTargets[_viewNumber];
int width = ofGetWidth();// / renderTargets.size();
int height = ofGetHeight();
if(!renderTarget->isAllocated() || renderTarget->getWidth() != width || renderTarget->getHeight() != height){
ofFbo::Settings settings;
settings.width = width;
settings.height = height;
settings.internalformat = GL_RGB;
settings.numSamples = 0;
settings.useDepth = true;
settings.useStencil = true;
settings.depthStencilAsTexture = true;
#ifdef TARGET_OPENGLES
settings.textureTarget = GL_TEXTURE_2D;
#else
settings.textureTarget = ofGetUsingArbTex() ? GL_TEXTURE_RECTANGLE_ARB : GL_TEXTURE_2D;
renderTarget->allocate(settings);
#endif
renderTarget->begin();
ofClear(0, 0,0,0);
renderTarget->end();
}
return *(renderTarget);
}
//----------------------------------------------------------
void ofTexture::loadData(const ofFloatPixels & pix, int glFormat){
if(!isAllocated()){
allocate(pix.getWidth(), pix.getHeight(), ofGetGlInternalFormat(pix), ofGetUsingArbTex(), glFormat, ofGetGlType(pix));
}
ofSetPixelStoreiAlignment(GL_UNPACK_ALIGNMENT,pix.getWidth(),pix.getBytesPerChannel(),ofGetNumChannelsFromGLFormat(glFormat));
loadData(pix.getData(), pix.getWidth(), pix.getHeight(), glFormat, ofGetGlType(pix));
}
//----------------------------------------------------------
void ofTexture::allocate(const ofFloatPixels& pix){
allocate(pix.getWidth(), pix.getHeight(), ofGetGlInternalFormat(pix), ofGetUsingArbTex(), ofGetGlFormat(pix), ofGetGlType(pix));
if((pix.getPixelFormat()==OF_PIXELS_GRAY || pix.getPixelFormat()==OF_PIXELS_GRAY_ALPHA) && ofIsGLProgrammableRenderer()){
setRGToRGBASwizzles(true);
}
loadData(pix);
}
//-------------------------------------------------------------------------------------
ofFbo::Settings::Settings(std::shared_ptr<ofBaseGLRenderer> renderer) {
width = 0;
height = 0;
numColorbuffers = 1;
useDepth = false;
useStencil = false;
depthStencilAsTexture = false;
#ifndef TARGET_OPENGLES
textureTarget = ofGetUsingArbTex() ? GL_TEXTURE_RECTANGLE_ARB : GL_TEXTURE_2D;
#else
textureTarget = GL_TEXTURE_2D;
#endif
internalformat = GL_RGBA;
depthStencilInternalFormat = GL_DEPTH_COMPONENT24;
wrapModeHorizontal = GL_CLAMP_TO_EDGE;
wrapModeVertical = GL_CLAMP_TO_EDGE;
minFilter = GL_LINEAR;
maxFilter = GL_LINEAR;
numSamples = 0;
if(renderer){
this->renderer = renderer;
}else{
this->renderer = ofGetGLRenderer();
}
}
//----------------------------------------------------------
void ofSetTextureWrap(GLfloat wrapS, GLfloat wrapT){
bUseCustomTextureWrap = true;
GLenum textureTarget = GL_TEXTURE_2D;
#ifndef TARGET_OPENGLES
if (ofGetUsingArbTex() && GL_ARB_texture_rectangle){
textureTarget = GL_TEXTURE_RECTANGLE_ARB;
};
#endif
glTexParameterf(textureTarget, GL_TEXTURE_WRAP_S, wrapS);
glTexParameterf(textureTarget, GL_TEXTURE_WRAP_T, wrapT);
}
//----------------------------------------------------------
void ofSetMinMagFilters(GLfloat minFilter, GLfloat magFilter){
bUseCustomMinMagFilters = true;
GLenum textureTarget = GL_TEXTURE_2D;
#ifndef TARGET_OPENGLES
if (ofGetUsingArbTex() && GL_ARB_texture_rectangle){
textureTarget = GL_TEXTURE_RECTANGLE_ARB;
};
#endif
glTexParameterf(textureTarget, GL_TEXTURE_MIN_FILTER, minFilter);
glTexParameterf(textureTarget, GL_TEXTURE_MAG_FILTER, magFilter);
}
GLuint ofxImGui::loadTexture(ofTexture& texture, string imagePath)
{
bool isUsingArb = ofGetUsingArbTex();
if (isUsingArb)
{
ofDisableArbTex();
}
ofLoadImage(texture, imagePath);
if (isUsingArb)
{
ofEnableArbTex();
}
return texture.getTextureData().textureID;
}
void ofFbo::allocate(int width, int height, int internalformat, int numSamples) {
settings.width = width;
settings.height = height;
settings.internalformat = internalformat;
settings.numSamples = numSamples;
#ifdef TARGET_OPENGLES
settings.useDepth = false;
settings.useStencil = false;
//we do this as the fbo and the settings object it contains could be created before the user had the chance to disable or enable arb rect.
settings.textureTarget = GL_TEXTURE_2D;
#else
settings.useDepth = true;
settings.useStencil = true;
//we do this as the fbo and the settings object it contains could be created before the user had the chance to disable or enable arb rect.
settings.textureTarget = ofGetUsingArbTex() ? GL_TEXTURE_RECTANGLE_ARB : GL_TEXTURE_2D;
#endif
allocate(settings);
}
void faceColorToTexture(ofMesh& mesh, ofImage& image)
{
vector<ofFloatColor> &color = mesh.getColors();
int num_face = color.size() / 3;
int tex_size = ofNextPow2(ceil(sqrt(num_face)));
bool arb = ofGetUsingArbTex();
ofDisableArbTex();
image.allocate(tex_size, tex_size, OF_IMAGE_COLOR);
if (arb) ofEnableArbTex();
mesh.clearTexCoords();
image.getPixelsRef().set(0);
float texel_size = (1. / image.getWidth()) * 0.5;
for (int i = 0; i < num_face; i++)
{
int u = (i % tex_size);
int v = (i / tex_size);
ofColor c = color[i * 3];
image.setColor(u, v, c);
float uu = (float)u / image.getWidth() + texel_size;
float vv = (float)v / image.getHeight() + texel_size;
mesh.addTexCoord(ofVec2f(uu, vv));
mesh.addTexCoord(ofVec2f(uu, vv));
mesh.addTexCoord(ofVec2f(uu, vv));
}
image.update();
mesh.clearColors();
}
void ofxSSAO::setup( int w, int h, int format){
width = w;
height = h;
//deferred
ofFbo::Settings deferredBuffersSettings;
deferredBuffersSettings.width = w;
deferredBuffersSettings.height = h;
deferredBuffersSettings.internalformat = format;
deferredBuffersSettings.numColorbuffers = 2;
deferredBuffersSettings.useDepth = true;
deferredBuffersSettings.useStencil = true;
deferredBuffersSettings.depthStencilAsTexture = true;
deferredBuffersSettings.textureTarget = ofGetUsingArbTex() ? GL_TEXTURE_RECTANGLE_ARB : GL_TEXTURE_2D;
deferredPass.allocate(deferredBuffersSettings);
//deferredPass.allocate(w, h, format, 0);//msaa gives us weird edges...
makeDeferredShader();
// depth blur
fbo1.allocate(w, h, GL_RGB, 0);
makeDaoShader();
}
//----------------------------------------------------------
void ofTexture::allocate(int w, int h, int glInternalFormat, int glFormat, int pixelType){
allocate(w, h, glInternalFormat, ofGetUsingArbTex(), glFormat, pixelType);
}
void CollageTexture::allocate(int w, int h, int internalGlDataType, int internalGLScaleMode){
allocate(w, h, internalGlDataType, internalGLScaleMode, ofGetUsingArbTex());
}
//----------------------------------------------------------
void ofTexture::allocate(const ofPixels& pix){
allocate(pix.getWidth(), pix.getHeight(), ofGetGlFormat(pix), ofGetUsingArbTex());
}
// --------------------------------------------------
void ofxProjectorBlend::setup(int resolutionWidth,
int resolutionHeight,
int _numProjectors,
int _pixelOverlap,
ofxProjectorBlendLayout _layout,
ofxProjectorBlendRotation _rotation)
{
string l = "horizontal";
if(layout==ofxProjectorBlend_Vertical) l = "vertical";
string r = "normal";
if(rotation==ofxProjectorBlend_RotatedLeft) r = "rotated left";
else if(rotation==ofxProjectorBlend_RotatedRight) r = "rotated right";
ofLog(OF_LOG_NOTICE, "ofxProjectorBlend: res: %d x %d * %d, overlap: %d pixels, layout: %s, rotation: %s\n", resolutionWidth, resolutionHeight, _numProjectors, _pixelOverlap, l.c_str(), r.c_str());
numProjectors = _numProjectors;
layout = _layout;
rotation = _rotation;
if(numProjectors <= 0){
ofLog(OF_LOG_ERROR, "Cannot initialize with " + ofToString(this->numProjectors) + " projectors.");
return;
}
//allow editing projector heights
for(int i = 0; i < numProjectors; i++){
projectorHeightOffset.push_back( 0 );
}
pixelOverlap = _pixelOverlap;
if(rotation == ofxProjectorBlend_NoRotation) {
singleChannelWidth = resolutionWidth;
singleChannelHeight = resolutionHeight;
}
else {
singleChannelWidth = resolutionHeight;
singleChannelHeight = resolutionWidth;
}
if(layout == ofxProjectorBlend_Vertical) {
fullTextureWidth = singleChannelWidth;
fullTextureHeight = singleChannelHeight*numProjectors - pixelOverlap*(numProjectors-1);
}
else if(layout == ofxProjectorBlend_Horizontal) {
fullTextureWidth = singleChannelWidth*numProjectors - pixelOverlap*(numProjectors-1);
fullTextureHeight = singleChannelHeight;
} else {
ofLog(OF_LOG_ERROR, "ofxProjectorBlend: You have used an invalid ofxProjectorBlendLayout in ofxProjectorBlend::setup()");
return;
}
quadMesh.clear();
quadMesh.setMode(OF_PRIMITIVE_TRIANGLE_STRIP);
quadMesh.addVertex(ofVec2f(0, 0));
quadMesh.addVertex(ofVec2f(singleChannelWidth, 0));
quadMesh.addVertex(ofVec2f(0, singleChannelHeight));
quadMesh.addVertex(ofVec2f(singleChannelWidth, singleChannelHeight));
if (ofGetUsingArbTex()) {
quadMesh.addTexCoord(ofVec2f(0, 0));
quadMesh.addTexCoord(ofVec2f(singleChannelWidth, 0));
quadMesh.addTexCoord(ofVec2f(0, singleChannelHeight));
quadMesh.addTexCoord(ofVec2f(singleChannelWidth, singleChannelHeight));
}
else {
float u = singleChannelWidth / fullTextureWidth;
float v = singleChannelHeight / fullTextureHeight;
quadMesh.addTexCoord(ofVec2f(0, 0));
quadMesh.addTexCoord(ofVec2f(u, 0));
quadMesh.addTexCoord(ofVec2f(0, v));
quadMesh.addTexCoord(ofVec2f(u, v));
}
displayWidth = resolutionWidth * numProjectors;
displayHeight = resolutionHeight;
fullTexture.allocate(fullTextureWidth, fullTextureHeight, GL_RGB, 4);
blendShader.unload();
blendShader.setupShaderFromSource(GL_VERTEX_SHADER, ofxProjectorBlendShader::GetVertexShader());
blendShader.setupShaderFromSource(GL_FRAGMENT_SHADER, ofxProjectorBlendShader::GetFragmentShader());
if (ofIsGLProgrammableRenderer()) {
blendShader.bindDefaults();
}
blendShader.linkProgram();
gamma.resize(numProjectors - 1, 0.5);
blendPower.resize(numProjectors - 1, 1);
luminance.resize(numProjectors - 1, 0);
}
//----------------------------------------------------------
void ofTexture::allocate(int w, int h, int internalGlDataType){
allocate(w, h, internalGlDataType, ofGetUsingArbTex(), ofGetGLFormatFromInternal(internalGlDataType), ofGetGlTypeFromInternal(internalGlDataType));
}
//----------------------------------------------------------
void ofTexture::allocate(const ofFloatPixels& pix){
allocate(pix.getWidth(), pix.getHeight(), ofGetGlInternalFormat(pix), ofGetUsingArbTex(), ofGetGlFormat(pix), ofGetGlType(pix));
}
void PixelTexture::allocate(int w, int h, int internalGlDataType){
allocate(w, h, internalGlDataType, ofGetUsingArbTex());
}
//----------------------------------------------------------
void ofTexture::allocate(int w, int h, int glInternalFormat){
allocate(w, h, glInternalFormat, ofGetUsingArbTex(), ofGetGLFormatFromInternal(glInternalFormat), ofGetGlTypeFromInternal(glInternalFormat));
}
//--------------------------------------------------------------
void testApp::setup(){
ofBackground(0);
ofSetFrameRate(30);
ofEnableAlphaBlending();
// glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
// glEnable(GL_DEPTH_TEST);
glPointSize(1.0);
drawFBO = false;
autoRotate = true;
drawEQ = false;
//not really needed
// glEnable(GL_ALPHA_TEST);
// glAlphaFunc(GL_GREATER, 0.10f);
//generate the mesh points
buildSphereMesh(rad, res, vm);
cout << "nverts: " << vm.getNumVertices() << endl;
cout << "arb: " << ofGetUsingArbTex() << ", norm: " << ofGetUsingNormalizedTexCoords() << endl;
//load the texture shader
shader.load("tex.vert", "tex.frag");
//fft init
fftSmoothed = new float[8192];
memset(fftSmoothed, 0x00, sizeof(float) * 8192);
//map the frequencies to bark bands
float freq_spc = FREQ_MAX / (float)SPECTRAL_BANDS;
for (int i = 0; i < SPECTRAL_BANDS; i++) {
int bidx = bark(i * freq_spc);
barkmap[i] = bidx;
}
//load the position updating frag shader
pos_shader.load("", "position.frag");
//for the sphere we set this to the resolution which = #of verts along each axis
fbo_res = res;
//init the fbo's with blank data
vector<ofVec3f> fbo_init_data;
fbo_init_data.assign(fbo_res * fbo_res, ofVec3f(0.0, 0.0, 0.0));
posbuf.allocate(fbo_res, fbo_res, GL_RGB32F);
posbuf.src->getTextureReference().loadData((float *)&fbo_init_data[0], fbo_res, fbo_res, GL_RGB);
posbuf.dst->getTextureReference().loadData((float *)&fbo_init_data[0], fbo_res, fbo_res, GL_RGB);
//reuse fbo_init_data for no real reason, it just needs to be blank
eq_tex.allocate(fbo_res, 1, GL_RGB32F_ARB);
eq_tex.loadData((float *)&fbo_init_data[0], fbo_res, 1, GL_RGB);
axis_loc = fbo_res;
angincr = 180.0/(float)fbo_res;
player.loadSound("jhfd.mp3");
player.play(); //go
}
