//--------------------------------------------------------------
void ofShader::end() const{
ofGetGLRenderer()->unbind(*this);
}
//----------------------------------------
void ofDisableSeparateSpecularLight(){
ofGetGLRenderer()->disableSeparateSpecularLight();
}
//----------------------------------------------------------
void ofTexture::unbind(int textureLocation) const{
ofGetGLRenderer()->unbind(*this,textureLocation);
}
//----------------------------------------
void ofLight::setAmbientColor(const ofFloatColor& c) {
data->ambientColor = c;
ofGetGLRenderer()->setLightAmbientColor(data->glIndex, c);
}
//----------------------------------------
void ofLight::setSpecularColor(const ofFloatColor& c) {
data->specularColor = c;
ofGetGLRenderer()->setLightSpecularColor(data->glIndex, c);
}
//----------------------------------------
void ofLight::setSpotlightCutOff( float spotCutOff ) {
data->spotCutOff = CLAMP(spotCutOff, 0, 90);
ofGetGLRenderer()->setLightSpotlightCutOff(data->glIndex, spotCutOff);
}
//----------------------------------------
void ofLight::setSpotConcentration( float exponent ) {
data->exponent = CLAMP(exponent, 0, 128);
ofGetGLRenderer()->setLightSpotConcentration(data->glIndex, exponent);
}
//------------------------------------
void ofVideoPlayer::unbind() const{
shared_ptr<ofBaseGLRenderer> renderer = ofGetGLRenderer();
if(renderer){
renderer->unbind(*this);
}
}
//----------------------------------------
void ofSetSmoothLighting(bool b) {
ofGetGLRenderer()->setSmoothLighting(b);
}
//--------------------------------------------------------------
void ofVbo::drawInstanced(int drawMode, int first, int total, int primCount) const{
ofGetGLRenderer()->drawInstanced(*this,drawMode,first,total,primCount);
}
//--------------------------------------------------------------
void ofVbo::drawElementsInstanced(int drawMode, int amt, int primCount) const{
ofGetGLRenderer()->drawElementsInstanced(*this,drawMode,amt,primCount);
}
//--------------------------------------------------------------
void ofVbo::drawElements(int drawMode, int amt, int offsetelements) const{
ofGetGLRenderer()->drawElements(*this,drawMode,amt,offsetelements);
}
//--------------------------------------------------------------
void ofVbo::draw(int drawMode, int first, int total) const{
ofGetGLRenderer()->draw(*this,drawMode,first,total);
}
void ofTexture::disableTextureTarget(int textureLocation) const{
if(ofGetGLRenderer()) ofGetGLRenderer()->disableTextureTarget(texData.textureTarget, textureLocation);
}
//--------------------------------------------------------------
void ofFbo::allocate(Settings _settings) {
if(!checkGLSupport()) return;
clear();
auto renderer = _settings.renderer.lock();
if(renderer){
settings.renderer = renderer;
}else{
settings.renderer = ofGetGLRenderer();
}
// check that passed values are correct
if(_settings.width <= 0 || _settings.height <= 0){
ofLogError("ofFbo") << "width and height have to be more than 0";
}
if(_settings.numSamples > maxSamples() && maxSamples() > -1) {
ofLogWarning("ofFbo") << "allocate(): clamping numSamples " << _settings.numSamples << " to maxSamples " << maxSamples() << " for frame buffer object" << fbo;
_settings.numSamples = maxSamples();
}
if(_settings.depthStencilAsTexture && _settings.numSamples){
ofLogWarning("ofFbo") << "allocate(): multisampling not supported with depthStencilAsTexture, setting 0 samples for frame buffer object " << fbo;
_settings.numSamples = 0;
}
//currently depth only works if stencil is enabled.
// http://forum.openframeworks.cc/index.php/topic,6837.0.html
#ifdef TARGET_OPENGLES
if(_settings.useDepth){
_settings.useStencil = true;
}
if( _settings.depthStencilAsTexture ){
_settings.depthStencilAsTexture = false;
ofLogWarning("ofFbo") << "allocate(): depthStencilAsTexture is not available for iOS";
}
#endif
GLenum depthAttachment = GL_DEPTH_ATTACHMENT;
if( _settings.useDepth && _settings.useStencil ){
_settings.depthStencilInternalFormat = GL_DEPTH_STENCIL;
#ifdef TARGET_OPENGLES
depthAttachment = GL_DEPTH_ATTACHMENT;
#else
depthAttachment = GL_DEPTH_STENCIL_ATTACHMENT;
#endif
}else if(_settings.useDepth){
depthAttachment = GL_DEPTH_ATTACHMENT;
}else if(_settings.useStencil){
depthAttachment = GL_STENCIL_ATTACHMENT;
_settings.depthStencilInternalFormat = GL_STENCIL_INDEX;
}
// set needed values for allocation on instance settings
// the rest will be set by the corresponding methods during allocation
settings.width = _settings.width;
settings.height = _settings.height;
settings.numSamples = _settings.numSamples;
// create main fbo
// this is the main one we bind for drawing into
// all the renderbuffers are attached to this (whether MSAA is enabled or not)
glGenFramebuffers(1, &fbo);
retainFB(fbo);
GLint previousFboId = 0;
// note that we are using a glGetInteger method here, which may stall the pipeline.
// in the allocate() method, this is not that tragic since this will not be called
// within the draw() loop. Here, we need not optimise for performance, but for
// simplicity and readability .
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &previousFboId);
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
//- USE REGULAR RENDER BUFFER
if(!_settings.depthStencilAsTexture){
if(_settings.useDepth && _settings.useStencil){
stencilBuffer = depthBuffer = createAndAttachRenderbuffer(_settings.depthStencilInternalFormat, depthAttachment);
retainRB(stencilBuffer);
retainRB(depthBuffer);
}else if(_settings.useDepth){
depthBuffer = createAndAttachRenderbuffer(_settings.depthStencilInternalFormat, depthAttachment);
retainRB(depthBuffer);
}else if(_settings.useStencil){
stencilBuffer = createAndAttachRenderbuffer(_settings.depthStencilInternalFormat, depthAttachment);
retainRB(stencilBuffer);
}
//- INSTEAD USE TEXTURE
}else{
if(_settings.useDepth || _settings.useStencil){
createAndAttachDepthStencilTexture(_settings.textureTarget,_settings.depthStencilInternalFormat,depthAttachment);
#ifdef TARGET_OPENGLES
// if there's depth and stencil the texture should be attached as
// depth and stencil attachments
// http://www.khronos.org/registry/gles/extensions/OES/OES_packed_depth_stencil.txt
if(_settings.useDepth && _settings.useStencil){
glFramebufferTexture2D(GL_FRAMEBUFFER,
GL_STENCIL_ATTACHMENT,
GL_TEXTURE_2D, depthBufferTex.texData.textureID, 0);
}
#endif
}
}
settings.useDepth = _settings.useDepth;
settings.useStencil = _settings.useStencil;
settings.depthStencilInternalFormat = _settings.depthStencilInternalFormat;
settings.depthStencilAsTexture = _settings.depthStencilAsTexture;
settings.textureTarget = _settings.textureTarget;
settings.wrapModeHorizontal = _settings.wrapModeHorizontal;
settings.wrapModeVertical = _settings.wrapModeVertical;
settings.maxFilter = _settings.maxFilter;
settings.minFilter = _settings.minFilter;
// if we want MSAA, create a new fbo for textures
#ifndef TARGET_OPENGLES
if(_settings.numSamples){
glGenFramebuffers(1, &fboTextures);
retainFB(fboTextures);
}else{
fboTextures = fbo;
}
#else
fboTextures = fbo;
if(_settings.numSamples){
ofLogWarning("ofFbo") << "allocate(): multisampling not supported in OpenGL ES";
}
#endif
// now create all textures and color buffers
if(_settings.colorFormats.size() > 0) {
for(int i=0; i<(int)_settings.colorFormats.size(); i++) createAndAttachTexture(_settings.colorFormats[i], i);
} else if(_settings.numColorbuffers > 0) {
for(int i=0; i<_settings.numColorbuffers; i++) createAndAttachTexture(_settings.internalformat, i);
_settings.colorFormats = settings.colorFormats;
} else {
ofLogWarning("ofFbo") << "allocate(): no color buffers specified for frame buffer object " << fbo;
}
settings.internalformat = _settings.internalformat;
dirty.resize(_settings.colorFormats.size(), true); // we start with all color buffers dirty.
// if textures are attached to a different fbo (e.g. if using MSAA) check it's status
if(fbo != fboTextures) {
glBindFramebuffer(GL_FRAMEBUFFER, fboTextures);
}
// check everything is ok with this fbo
bIsAllocated = checkStatus();
// restore previous framebuffer id
glBindFramebuffer(GL_FRAMEBUFFER, previousFboId);
/* UNCOMMENT OUTSIDE OF DOING RELEASES
// this should never happen
if(settings != _settings) ofLogWarning("ofFbo") << "allocation not complete, passed settings not equal to created ones, this is an internal OF bug";
*/
#ifdef TARGET_ANDROID
ofAddListener(ofxAndroidEvents().reloadGL,this,&ofFbo::reloadFbo);
#endif
}
//----------------------------------------
void ofSetGlobalAmbientColor(const ofFloatColor& c) {
ofGetGLRenderer()->setGlobalAmbientColor(c);
globalAmbient = c;
}
//----------------------------------------
void ofLight::disable() {
data->isEnabled = false;
ofGetGLRenderer()->disableLight(data->glIndex);
}
void ofGrabScreen(ofPixels & p, int x, int y, int w, int h){
std::shared_ptr<ofBaseGLRenderer> renderer = ofGetGLRenderer();
if(renderer){
renderer->saveScreen(x,y,w,h,p);
}
}
//----------------------------------------
void ofEnableLighting() {
ofGetGLRenderer()->enableLighting();
}
void ofMaterial::begin() const{
if(ofGetGLRenderer()){
ofGetGLRenderer()->bind(*this);
}
}
//----------------------------------------
void ofDisableLighting() {
ofGetGLRenderer()->disableLighting();
}
void ofMaterial::end() const{
if(ofGetGLRenderer()){
ofGetGLRenderer()->unbind(*this);
}
}
//----------------------------------------
void ofLight::setDiffuseColor(const ofFloatColor& c) {
data->diffuseColor = c;
ofGetGLRenderer()->setLightDiffuseColor(data->glIndex, c);
}
void ofTexture::disableTextureTarget(){
if(ofGetGLRenderer()) ofGetGLRenderer()->disableTextureTarget(texData.textureTarget);
}
//----------------------------------------
void ofEnableSeparateSpecularLight(){
ofGetGLRenderer()->enableSeparateSpecularLight();
}
//--------------------------------------------------------------
void ofShader::begin() const{
ofGetGLRenderer()->bind(*this);
}
//----------------------------------------
bool ofGetLightingEnabled() {
return ofGetGLRenderer()->getLightingEnabled();
}
//----------------------------------------------------------
void ofTexture::drawSubsection(float x, float y, float z, float w, float h, float sx, float sy, float sw, float sh) const{
shared_ptr<ofBaseGLRenderer> renderer = ofGetGLRenderer();
if(renderer){
renderer->draw(*this,x,y,z,w,h,sx,sy,sw,sh);
}
}
