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prepare to add effect descriptions
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parent
8d1e14e844
commit
751f6d025a
4 changed files with 75 additions and 1 deletions
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@ -209,6 +209,13 @@ class DivDispatch {
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*/
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virtual int getPortaFloor(int ch);
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/**
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* get a description of a dispatch-specific effect.
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* @param effect the effect.
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* @return the description, or NULL if effect is invalid.
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*/
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virtual const char* getEffectName(unsigned char effect);
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/**
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* set the region to PAL.
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* @param pal whether to set it to PAL.
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@ -573,6 +573,66 @@ DivInstrumentType DivEngine::getPreferInsType(int chan) {
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return DIV_INS_FM;
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}
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const char* DivEngine::getEffectDesc(unsigned char effect, int chan) {
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switch (effect) {
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case 0x00:
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return "00xy: Arpeggio";
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case 0x01:
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return "01xx: Pitch slide up";
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case 0x02:
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return "02xx: Pitch slide down";
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case 0x03:
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return "03xx: Portamento";
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case 0x04:
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return "04xy: Vibrato";
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case 0x08:
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return "08xy: Set panning";
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case 0x09:
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return "09xx: Set speed 1";
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case 0x0a:
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return "0Axy: Volume slide";
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case 0x0b:
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return "0Bxx: Jump to pattern";
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case 0x0c:
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return "0Cxx: Retrigger";
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case 0x0d:
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return "0Dxx: Jump to next pattern";
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case 0x0f:
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return "0Fxx: Set speed 2";
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case 0xe0:
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return "E0xx: Set arp speed";
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case 0xe1:
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return "E1xy: Note slide up";
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case 0xe2:
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return "E2xy: Note slide down";
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case 0xe3:
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return "E3xx: Set vibrato shape";
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case 0xe4:
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return "E4xx: Set vibrato range";
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case 0xe5:
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return "E5xx: Set pitch";
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case 0xea:
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return "EAxx: Legato";
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case 0xeb:
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return "EBxx: Set sample bank";
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case 0xec:
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return "ECxx: Note cut";
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case 0xed:
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return "EDxx: Note delay";
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case 0xee:
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return "EExx: Send external command";
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case 0xef:
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return "EFxx: Set global tuning";
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default:
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if (chan>=0 && chan<chans) {
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const char* ret=disCont[dispatchOfChan[chan]].dispatch->getEffectName(effect);
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if (ret!=NULL) return ret;
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}
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break;
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}
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return "Invalid effect";
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}
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bool DivEngine::loadDMF(unsigned char* file, size_t len) {
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SafeReader reader=SafeReader(file,len);
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try {
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@ -278,6 +278,9 @@ class DivEngine {
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// get channel count
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int getTotalChannelCount();
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// get effect description
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const char* getEffectDesc(unsigned char effect, int chan);
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// get channel type
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// - 0: FM
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// - 1: pulse
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@ -39,6 +39,10 @@ int DivDispatch::getPortaFloor(int ch) {
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return 0x00;
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}
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const char* DivDispatch::getEffectName(unsigned char effect) {
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return NULL;
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}
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void DivDispatch::setPAL(bool pal) {
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}
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@ -78,4 +82,4 @@ void DivDispatch::quit() {
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}
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DivDispatch::~DivDispatch() {
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}
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}
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