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2.2M
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}
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}
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}
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//2 - UPDATE OUR POSITION
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pos += vel;
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//3 - (optional) LIMIT THE PARTICLES TO STAY ON SCREEN
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//we could also pass in bounds to check - or alternatively do this at the ofApp level
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if( pos.x > ofGetWidth() ){
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pos.x = ofGetWidth();
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vel.x *= -1.0;
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}else if( pos.x < 0 ){
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pos.x = 0;
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vel.x *= -1.0;
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}
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if( pos.y > ofGetHeight() ){
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pos.y = ofGetHeight();
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vel.y *= -1.0;
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}
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else if( pos.y < 0 ){
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pos.y = 0;
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vel.y *= -1.0;
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}
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}
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//------------------------------------------------------------------
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void demoParticle::draw(){
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if( mode == PARTICLE_MODE_ATTRACT ){
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ofSetColor(255, 63, 180);
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}
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else if( mode == PARTICLE_MODE_REPEL ){
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ofSetColor(208, 255, 63);
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}
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else if( mode == PARTICLE_MODE_NOISE ){
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ofSetColor(99, 63, 255);
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}
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else if( mode == PARTICLE_MODE_NEAREST_POINTS ){
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ofSetColor(103, 160, 237);
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}
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ofDrawCircle(pos.x, pos.y, scale * 4.0);
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}
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/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <iostream>
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#include <thread>
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#include <folly/experimental/LockFreeRingBuffer.h>
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#include <folly/portability/GTest.h>
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#include <folly/test/DeterministicSchedule.h>
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namespace folly {
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TEST(LockFreeRingBuffer, writeReadSequentially) {
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const int capacity = 256;
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const int turns = 4;
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LockFreeRingBuffer<int> rb(capacity);
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LockFreeRingBuffer<int>::Cursor cur = rb.currentHead();
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for (unsigned int turn = 0; turn < turns; turn++) {
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for (unsigned int write = 0; write < capacity; write++) {
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int val = turn * capacity + write;
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rb.write(val);
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}
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for (unsigned int write = 0; write < capacity; write++) {
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int dest = 0;
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ASSERT_TRUE(rb.tryRead(dest, cur));
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ASSERT_EQ(turn * capacity + write, dest);
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cur.moveForward();
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}
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}
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}
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