diff --git a/main.cpp b/main.cpp index d228158..33a163e 100755 --- a/main.cpp +++ b/main.cpp @@ -21,6 +21,9 @@ int selected_row = 0; int selected_part = 0; int scroll = 0; int base_octave = 4; +int current_instrument = 0; +int current_volume = 2; +int current_effect = 0; SDL_AudioSpec audioSpec{SAMPLES_PER_SECOND, AUDIO_FORMAT, 1, 0, 512, 0, 0, NULL, NULL}; @@ -86,12 +89,38 @@ int main(int argc, char* argv[]) { while (!exit) { while (SDL_PollEvent(&sdlEvent)) { if (sdlEvent.type == SDL_QUIT) { exit = true; break;} + if (sdlEvent.type == SDL_MOUSEBUTTONDOWN) { + if (sdlEvent.button.button == SDL_BUTTON_LEFT) { + if ((sdlEvent.button.x >= 3) && (sdlEvent.button.x <= 139) && (sdlEvent.button.y >= 14) && (sdlEvent.button.y <= 239) ) { + selected_row = scroll + int((sdlEvent.button.y-14)/7); + selected_channel = (sdlEvent.button.x-3)/35; + int part_pos = (sdlEvent.button.x-3)-(selected_channel*35); + if (part_pos <= 10) { + selected_part = 0; + } else if (part_pos <= 15) { + selected_part = 1; + } else if (part_pos <= 21) { + selected_part = 2; + } else if (part_pos <= 26) { + selected_part = 3; + } else if (part_pos <= 31) { + selected_part = 4; + } + } + } + } + if (sdlEvent.type == SDL_MOUSEWHEEL) { + scroll -= sdlEvent.wheel.y; + if (scroll < 0) scroll = 0; else if (scroll > 32) scroll = 32; + } if (sdlEvent.type == SDL_KEYDOWN) { SDL_Scancode key = sdlEvent.key.keysym.scancode; if (key == SDL_SCANCODE_DOWN) { - if (selected_row < 32) selected_row++; + if (selected_row < 63) selected_row++; + if (selected_row >= 32 + scroll) scroll = selected_row-31; } else if (key == SDL_SCANCODE_UP) { if (selected_row > 0) selected_row--; + if (selected_row < scroll) scroll = selected_row; } else if (key == SDL_SCANCODE_LEFT) { if (selected_channel > 0 || selected_part > 0) { if (selected_part > 0) { @@ -113,22 +142,28 @@ int main(int argc, char* argv[]) { } Note note(pattern[selected_channel][selected_row]); //uint8_t base_note = 1+(base_octave-2)*12; - if (key == SDL_SCANCODE_PERIOD) note.Set(0); + if ((key == SDL_SCANCODE_PERIOD) || (key == SDL_SCANCODE_DELETE)) note.Set(0); + if (key == SDL_SCANCODE_SPACE) { + tonegen.setup(note.Get()); + numSamples = tonegen.getSamples(SOUND_NUM_SAMPLES, beeps); + SDL_QueueAudio(sdlAudioDevice, &beeps[0], SOUND_SIZE_IN_BYTES); + SDL_PauseAudioDevice(sdlAudioDevice, 0); + } if (selected_part==0) { bool m = true; switch(key) { - case SDL_SCANCODE_Z: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(0); break; - case SDL_SCANCODE_S: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(1); break; - case SDL_SCANCODE_X: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(2); break; - case SDL_SCANCODE_D: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(3); break; - case SDL_SCANCODE_C: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(4); break; - case SDL_SCANCODE_V: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(5); break; - case SDL_SCANCODE_G: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(6); break; - case SDL_SCANCODE_B: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(7); break; - case SDL_SCANCODE_H: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(8); break; - case SDL_SCANCODE_N: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(9); break; - case SDL_SCANCODE_J: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(10); break; - case SDL_SCANCODE_M: if (note.GetNote()==0) note.SetOctave(base_octave); note.SetNote(11); break; + case SDL_SCANCODE_Z: note.SetFirstNote(0, base_octave, current_instrument, current_volume, current_effect); break; + case SDL_SCANCODE_S: note.SetFirstNote(1, base_octave, current_instrument, current_volume, current_effect); break; + case SDL_SCANCODE_X: note.SetFirstNote(2, base_octave, current_instrument, current_volume, current_effect); break; + case SDL_SCANCODE_D: note.SetFirstNote(3, base_octave, current_instrument, current_volume, current_effect); break; + case SDL_SCANCODE_C: note.SetFirstNote(4, base_octave, current_instrument, current_volume, current_effect); break; + case SDL_SCANCODE_V: note.SetFirstNote(5, base_octave, current_instrument, current_volume, current_effect); break; + case SDL_SCANCODE_G: note.SetFirstNote(6, base_octave, current_instrument, current_volume, current_effect); break; + case SDL_SCANCODE_B: note.SetFirstNote(7, base_octave, current_instrument, current_volume, current_effect); break; + case SDL_SCANCODE_H: note.SetFirstNote(8, base_octave, current_instrument, current_volume, current_effect); break; + case SDL_SCANCODE_N: note.SetFirstNote(9, base_octave, current_instrument, current_volume, current_effect); break; + case SDL_SCANCODE_J: note.SetFirstNote(10, base_octave, current_instrument, current_volume, current_effect); break; + case SDL_SCANCODE_M: note.SetFirstNote(11, base_octave, current_instrument, current_volume, current_effect); break; default: m = false; break; }; if (m) { @@ -217,7 +252,7 @@ int main(int argc, char* argv[]) { for (int x=0; x<4; ++x) { yp = 15; for (int y=0; y<32; ++y) { - if (x == selected_channel && y == selected_row) { + if (x == selected_channel && (y+scroll) == selected_row) { draw_fill(xp-1, yp-1, 32, 7, color_dark_blue); switch (selected_part) { case 0: draw_fill(xp-1, yp-1, 11, 7, color_yellow); break; @@ -227,11 +262,11 @@ int main(int argc, char* argv[]) { case 4: draw_fill(25+xp, yp-1, 6, 7, color_yellow); break; } } - Note note(pattern[x][y]); + Note note(pattern[x][y+scroll]); //Uint16 current_note = pattern[x][y]; if (note.GetAbsoluteNote() == 0) { uint8_t color = color_dark_blue; - if (x == selected_channel && y == selected_row) color = color_dark_purple; + if (x == selected_channel && (y+scroll) == selected_row) color = color_dark_purple; draw_string("...", xp, yp, color); draw_string("...", 16+xp, yp, color); } else { @@ -243,11 +278,8 @@ int main(int argc, char* argv[]) { draw_char(get_hex(note.GetVolume()), 21+xp, yp, color_blue); draw_char(get_hex(note.GetEffect()), 26+xp, yp, color_lavender); } + if ((y!=0) && (((y+scroll)%8)==0)) draw_dotted(xp, yp, xp+30, color_lavender); yp += 7; - if ((y%8)==7) { - draw_dotted(xp, yp, xp+30, color_lavender); - //yp++; - } } xp += 35; } diff --git a/note.cpp b/note.cpp index f4b9307..fa2f000 100644 --- a/note.cpp +++ b/note.cpp @@ -8,7 +8,8 @@ const uint8_t get_note_from_wholenote(const uint8_t wholenote) { } Note::Note() { - note = octave = instrument = volume = effect = 0; + note = octave = instrument = effect = 0; + volume = 2; } Note::Note(const uint16_t note) { @@ -53,6 +54,16 @@ void Note::SetNote(const uint8_t note) { this->note = note; } +void Note::SetFirstNote(const uint8_t note, const uint8_t octave, const uint8_t instrument, const uint8_t volume, const uint8_t effect) { + if (GetAbsoluteNote() == 0) { + this->octave = octave; + this->instrument = instrument; + this->volume = volume; + this->effect = effect; + } + this->note = note; +} + void Note::SetOctave(const uint8_t octave) { this->octave = octave; } diff --git a/note.h b/note.h index c56cc27..3af1276 100644 --- a/note.h +++ b/note.h @@ -12,6 +12,7 @@ class Note { void Set(const uint16_t note); void SetAbsoluteNote(const uint8_t note); void SetNote(const uint8_t note); + void SetFirstNote(const uint8_t note, const uint8_t octave, const uint8_t instrument, const uint8_t volume, const uint8_t effect); void SetOctave(const uint8_t octave); void SetInstrument(const uint8_t instrument); void SetVolume(const uint8_t volume);