rPonto SegmentoBasico::intercecao(const RetanguloBasico &r) const
{
float mix = m_ini.x(), miy = m_ini.y(),
mfx = m_fim.x(), mfy = m_fim.y();
SegmentoBasico si(r.pontoInferiorEsquerdo(), r.pontoInferiorDireito()),
ss(r.pontoSuperiorEsquerdo(), r.pontoSuperiorDireito()),
sle(r.pontoSuperiorEsquerdo(),r.pontoInferiorEsquerdo()),
sld(r.pontoSuperiorDireito() , r.pontoInferiorDireito());
float s;
s = intercecaoS(si);
if(s >= 0.f && s <= 1.f)
{
cout << "OK si" << endl;
return rPonto(mix + (mfx-mix)*s, miy + (mfy-miy)*s);
}
s = intercecaoS(ss);
if(s >= 0.f && s <= 1.f)
{
cout << "OK ss" << endl;
return rPonto(mix + (mfx-mix)*s, miy + (mfy-miy)*s);
}
s = intercecaoS(sle);
if(s >= 0.f && s <= 1.f)
{
cout << "OK sle" << endl;
return rPonto(mix + (mfx-mix)*s, miy + (mfy-miy)*s);
}
s = intercecaoS(sld);
if(s >= 0.f && s <= 1.f)
{
cout << "OK sld" << endl;
return rPonto(mix + (mfx-mix)*s, miy + (mfy-miy)*s);
}
return rPonto(0,0);
}
int main(int argc, char* argv[]) {
// initialize Launchpad MIDI
Launchpad launchpad;
launchpad.initMidi();
// test
/*for (int x = 0; x < 4; x++) {
for (int y = 0; y < 4; y++) {
launchpad.plot(x * 2, y * 2, x, y);
launchpad.plot(x * 2 + 1, y * 2 + 1, x, y);
}
}*/
NanoKontrol nanoKontrol;
/*nanoKontrol.initMidi();
nanoKontrol.bindControl(16, &fltrRawCutoff);
nanoKontrol.bindControl(17, &(fltr.reso));
nanoKontrol.bindControl(18, &changeRoom);
nanoKontrol.bindControl(19, &changeDamp);
nanoKontrol.bindControl(20, &changeDecay);
nanoKontrol.bindControl(21, &changeCurve);*/
kontrolF1.bindControl(30, &fltrRawCutoff);
kontrolF1.bindControl(31, &(fltr.reso));
kontrolF1.bindControl(32, &changeRoom);
kontrolF1.bindControl(33, &changeDamp);
kontrolF1.bindControl(37, &changeDecay);
// kontrolF1.bindControl(21, &changeCurve);
for (int x = 0; x < 8; x++) {
for (int y = 0; y < 3; y++) {
nanoKontrol.plot(x, y, false);
}
}
kontrolF1.initMidi();
kontrolF1.bindControl(34, &f1ChangeH);
kontrolF1.bindControl(35, &f1ChangeS);
kontrolF1.bindControl(36, &f1ChangeB);
kontrolF1.bindPads(&selectPad);
// initialize SDL video and audio
if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO) < 0) return 1;
// make sure SDL cleans up before exit
atexit(SDL_Quit);
// init synth
osc3.freq = 0.03;
osc3.width = 0.9;
glide.freq = 0.004;
fltrSmoothCutoff.freq = 0.001;
env.setReleaseTime(0.3);
env.setCurvature(0.8);
clk.setTempo(tempo);
seq.setTempo(tempo);
reverb.setRoomSize(0.3);
reverb.setDamp(0.3);
mix = 0.0;
fltr.connect(&mix);
glide.connect(&(seq.out));
fltrSmoothCutoff.connect(&fltrRawCutoff);
env.connect(&(clk.out));
reverb.connect(&dry);
// init SDL audio
{
SDL_AudioSpec audioSpec;
audioSpec.freq = SAMPLE_RATE; // 44.1 kHz
audioSpec.format = AUDIO_S16; // signed 16 bit
audioSpec.channels = 2; // stereo
audioSpec.samples = 512; // buffer size: 512
audioSpec.callback = audioCallback;
SDL_OpenAudio(&audioSpec, NULL);
}
SDL_PauseAudio(0); // start audio
SDL_Surface* screen = SDL_SetVideoMode(SCREEN_W, SCREEN_H, 16, SDL_HWSURFACE | SDL_DOUBLEBUF);
SDL_WM_SetCaption("oodio", NULL);
RenderingContext ctx(screen);
ctx.backgroundColor(0, 0, 127);
// load images
AmsFont font("img/amstradFont.bmp");
Button btn(5, 23, "start/stop");
Button btnf(5, 25, "filter");
Slider sld(5, 27, 10, 0.1, 2);
Slider cut(12, 25, 30, 0.0, 1.0);
Slider res(16, 23, 26, 0.0, 0.7);
btn.onClic(&playStop);
btnf.onClic(&activateFilter);
sld.onChange(&(osc3.freq));
cut.onChange(&fltrRawCutoff);
res.onChange(&(fltr.reso));
displayMidiPorts(&font);
// displayHidDevices(&font);
btn.draw(&font);
btnf.draw(&font);
font.paper(1);
font.pen(24);
int nkx = 0;
// program main loop
bool run = true;
while (run) {
//-------------------------
// message processing loop
SDL_Event event;
while (SDL_PollEvent(&event)) {
// check for messages
switch (event.type) {
case SDL_QUIT:
// exit if the window is closed
run = false;
break;
// check for keypresses
case SDL_KEYDOWN:
// exit if ESCAPE is pressed
if (event.key.keysym.sym == SDLK_ESCAPE) run = false;
// start / stop sound with F1 key
else if (event.key.keysym.sym == SDLK_F1) playStop();
else if (event.key.keysym.sym == SDLK_F2) osc1.freq = 110;
else if (event.key.keysym.sym == SDLK_F3) osc1.freq = 440;
// keyboard
else if (event.key.keysym.sym <= 256 && event.key.keysym.sym >= 0 ) {
font.print(event.key.keysym.sym);
}
break;
case SDL_MOUSEMOTION:
// font.locate(event.motion.x / (8 * PIXEL), event.motion.y / (8 * PIXEL));
// font.paper(-1);
// font.print('*');
sld.move(event.motion.x, event.motion.y);
cut.move(event.motion.x, event.motion.y);
res.move(event.motion.x, event.motion.y);
break;
case SDL_MOUSEBUTTONDOWN:
btn.clic(event.button.x, event.button.y);
btnf.clic(event.button.x, event.button.y);
sld.clic(event.button.x, event.button.y);
cut.clic(event.button.x, event.button.y);
res.clic(event.button.x, event.button.y);
break;
case SDL_MOUSEBUTTONUP:
sld.unclic(event.button.x, event.button.y);
cut.unclic(event.button.x, event.button.y);
res.unclic(event.button.x, event.button.y);
break;
}
}
ctx.clear();
sld.draw(&font);
cut.draw(&font);
res.draw(&font);
ctx.drawImage(font.getImage(), 0, 0);
ctx.update();
//----------------------------------
// nanoKontrol light show
/*nkx--;
if (nkx < 0) nkx = 15;
for (int x = 0; x < 8; x++) {
for (int y = 0; y < 3; y++) {
bool value = ((nkx + x + y) % 16) < 2;
nanoKontrol.plot(x, y, value);
}
}*/
//----------------------------------
SDL_Delay(40); // 25 FPS
}
// close audio
SDL_CloseAudio();
// close midi
// midiOutReset(device);
// midiOutClose(device);
return 0;
}
