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Implement the Hxy effect

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This commit is contained in:
Johan Hillerström 2015-11-15 00:37:35 +01:00
commit 0f3888cfff
1 changed files with 16 additions and 2 deletions
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18
xmeffects.js
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@ -191,6 +191,20 @@ function eff_t0_g(ch, data) { // set global volume
}
}
function eff_t0_h(ch, data) { // global volume slide
if (data) {
// same as Axy but multiplied by 2
player.xm.global_volumeslide = (-(data & 0x0f) + (data >> 4)) * 2;
}
}
function eff_t1_h(ch) { // global volume slide
if (player.xm.global_volumeslide !== undefined) {
player.xm.global_volume = Math.max(0, Math.min(player.max_global_volume,
player.xm.global_volume + player.xm.global_volumeslide));
}
}
function eff_t0_r(ch, data) { // retrigger
if (data & 0x0f) ch.retrig = (ch.retrig & 0xf0) + (data & 0x0f);
if (data & 0xf0) ch.retrig = (ch.retrig & 0x0f) + (data & 0xf0);
@ -244,7 +258,7 @@ player.effects_t0 = [ // effect functions on tick 0
eff_t0_e, // e
eff_t0_f, // f
eff_t0_g, // g
eff_unimplemented_t0, // h
eff_t0_h, // h
eff_unimplemented_t0, // i
eff_unimplemented_t0, // j
eff_unimplemented_t0, // k
@ -283,7 +297,7 @@ player.effects_t1 = [ // effect functions on tick 1+
eff_t1_e, // e
null, // f
null, // g
eff_unimplemented, // h
eff_t1_h, // h
eff_unimplemented, // i
eff_unimplemented, // j
eff_unimplemented, // k