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use sin lookup table to fix terrible performance with float and tipsy performance on some archs

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This commit is contained in:
Chris Danford
2005-03-22 00:58:05 +00:00
parent 1ce86551bd
commit 7ca20486ef
9 changed files with 120 additions and 74 deletions
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stepmania/src/GrooveRadar.cpp
+4 -4
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@@ -144,8 +144,8 @@ void GrooveRadar::GrooveRadarValueMap::DrawPrimitives()
const float fDistFromCenter =
( m_fValuesOld[p][c] * (1-m_PercentTowardNew[p]) + m_fValuesNew[p][c] * m_PercentTowardNew[p] + 0.07f ) * fRadius;
const float fRotation = RADAR_VALUE_ROTATION(i);
const float fX = cosf(fRotation) * fDistFromCenter;
const float fY = -sinf(fRotation) * fDistFromCenter;
const float fX = RageFastCos(fRotation) * fDistFromCenter;
const float fY = -RageFastSin(fRotation) * fDistFromCenter;
v[1+i].p = RageVector3( fX, fY, 0 );
v[1+i].c = v[0].c;
@@ -162,8 +162,8 @@ void GrooveRadar::GrooveRadarValueMap::DrawPrimitives()
const float fDistFromCenter =
( m_fValuesOld[p][c] * (1-m_PercentTowardNew[p]) + m_fValuesNew[p][c] * m_PercentTowardNew[p] + 0.07f ) * fRadius;
const float fRotation = RADAR_VALUE_ROTATION(i);
const float fX = cosf(fRotation) * fDistFromCenter;
const float fY = -sinf(fRotation) * fDistFromCenter;
const float fX = RageFastCos(fRotation) * fDistFromCenter;
const float fY = -RageFastSin(fRotation) * fDistFromCenter;
v[i].p = RageVector3( fX, fY, 0 );
v[i].c = PLAYER_COLOR.GetValue( p );