Merge pull request #183 from snappizz/topic/vbap-interpolation-2

muellmusik · web-flow · commit 9307b419679c · 2018-02-02T20:16:35.000Z
VBAP: Fix stairstepping during modulation
diff --git a/source/VBAPUGens/VBAP.cpp b/source/VBAPUGens/VBAP.cpp
@@ -595,7 +595,10 @@ static inline_functions void VBAP_next_simd(VBAP *unit, int inNumSamples)
 				nova::times_vec_simd(out, in, nextchanamp, inNumSamples);
 		} else {
 			float chanampslope = CALCSLOPE(nextchanamp, chanamp);
-			nova::times_vec_simd(out, in, nextchanamp, inNumSamples);
+			for (int j = 0; j < inNumSamples; j++) {
+				out[j] = in[j] * chanamp;
+				chanamp += chanampslope;
+			}
 			unit->m_chanamp[i] = nextchanamp;
 		}
 	}

Original file line number	Diff line number	Diff line change
`@@ -595,7 +595,10 @@ static inline_functions void VBAP_next_simd(VBAP *unit, int inNumSamples)`
`595`	`595`	`nova::times_vec_simd(out, in, nextchanamp, inNumSamples);`
`596`	`596`	`} else {`
`597`	`597`	`float chanampslope = CALCSLOPE(nextchanamp, chanamp);`
`598`		`- nova::times_vec_simd(out, in, nextchanamp, inNumSamples);`
	`598`	`+ for (int j = 0; j < inNumSamples; j++) {`
	`599`	`+ out[j] = in[j] * chanamp;`
	`600`	`+ chanamp += chanampslope;`
	`601`	`+ }`
`599`	`602`	`unit->m_chanamp[i] = nextchanamp;`
`600`	`603`	`}`
`601`	`604`	`}`