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Replaced costs array with just a single cost value

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This commit is contained in:
Michael Votaw
2025-02-11 19:39:03 -08:00
committed by teejusb
parent cbfd09658f
commit 61ee3bc329
5 changed files with 61 additions and 88 deletions
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src/StepParityCost.cpp
+51 -65
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@@ -3,7 +3,7 @@
#include "NoteData.h"
#include "TechCounts.h"
#include "GameState.h"
using namespace StepParity;
@@ -20,22 +20,18 @@ bool isEmpty(const std::vector<T> & vec, int columnCount) {
}
float* StepParityCost::getActionCost(State * initialState, State * resultState, std::vector<Row>& rows, int rowIndex)
float StepParityCost::getActionCost(State * initialState, State * resultState, std::vector<Row>& rows, int rowIndex)
{
Row &row = rows[rowIndex];
int columnCount = row.columnCount;
float elapsedTime = resultState->second - initialState->second;
float* costs = new float[NUM_Cost];
for(int i = 0; i < NUM_Cost; i++)
{
costs[i] = 0;
}
float cost = 0;
std::vector<StepParity::Foot> combinedColumns(columnCount, NONE);
mergeInitialAndResultPosition(initialState, resultState, combinedColumns, columnCount);
// Mine weighting
int leftHeel = -1;
int leftToe = -1;
@@ -63,15 +59,10 @@ float* StepParityCost::getActionCost(State * initialState, State * resultState,
}
}
costs[COST_MINE] += calcMineCost( initialState, resultState, row, combinedColumns, columnCount);
costs[COST_HOLDSWITCH] += calcHoldSwitchCost( initialState, resultState, row, combinedColumns, columnCount);
costs[COST_BRACKETTAP] += calcBracketTapCost( initialState, resultState, row, leftHeel, leftToe, rightHeel, rightToe, elapsedTime, columnCount);
// costs[COST_OTHER] += calcMovingFootWhileOtherIsntOnPadCost( initialState, resultState, columnCount);
bool movedLeft =
resultState->didTheFootMove[LEFT_HEEL] ||
resultState->didTheFootMove[LEFT_TOE];
bool movedRight =
resultState->didTheFootMove[RIGHT_HEEL] ||
resultState->didTheFootMove[RIGHT_TOE];
@@ -86,28 +77,25 @@ float* StepParityCost::getActionCost(State * initialState, State * resultState,
!initialState->isTheFootHolding[RIGHT_HEEL]) ||
(initialState->didTheFootMove[RIGHT_TOE] &&
!initialState->isTheFootHolding[RIGHT_TOE]));
// jacks don't matter if you did a jump before
bool jackedLeft = didJackLeft(initialState, resultState, leftHeel, leftToe, movedLeft, didJump, columnCount);
bool jackedRight = didJackRight(initialState, resultState, rightHeel, rightToe, movedRight, didJump, columnCount);
// Doublestep weighting doesn't apply if you just did a jump or a jack
costs[COST_BRACKETJACK] += calcBracketJackCost( initialState, resultState, rows, rowIndex, movedLeft, movedRight, jackedLeft, jackedRight, didJump, columnCount);
costs[COST_DOUBLESTEP] += calcDoublestepCost(initialState, resultState, rows, rowIndex, movedLeft, movedRight, jackedLeft, jackedRight, didJump, columnCount);
// costs[COST_JUMP] += calcJumpCost( row, movedLeft, movedRight, elapsedTime, columnCount);
costs[COST_SLOW_BRACKET] += calcSlowBracketCost(row, movedLeft, movedRight, elapsedTime);
costs[COST_TWISTED_FOOT] += calcTwistedFootCost(resultState);
costs[COST_FACING] += calcFacingCosts( initialState, resultState, combinedColumns, columnCount);
costs[COST_SPIN] += calcSpinCosts(initialState, resultState, combinedColumns, columnCount);
costs[COST_FOOTSWITCH] += caclFootswitchCost( initialState, resultState, row, combinedColumns, elapsedTime, columnCount);
costs[COST_SIDESWITCH] += calcSideswitchCost( initialState, resultState, columnCount);
costs[COST_MISSED_FOOTSWITCH] += calcMissedFootswitchCost( row, jackedLeft, jackedRight, columnCount);
costs[COST_JACK] += calcJackCost( movedLeft, movedRight, jackedLeft, jackedRight, elapsedTime, columnCount);
costs[COST_DISTANCE] += calcBigMovementsQuicklyCost( initialState, resultState, elapsedTime, columnCount);
// costs[COST_CROWDED_BRACKET] += calcCrowdedBracketCost(initialState, resultState, elapsedTime, columnCount);
cost += calcMineCost( initialState, resultState, row, combinedColumns, columnCount);
cost += calcHoldSwitchCost( initialState, resultState, row, combinedColumns, columnCount);
cost += calcBracketTapCost( initialState, resultState, row, leftHeel, leftToe, rightHeel, rightToe, elapsedTime, columnCount);
cost += calcBracketJackCost( initialState, resultState, rows, rowIndex, movedLeft, movedRight, jackedLeft, jackedRight, didJump, columnCount);
cost += calcDoublestepCost(initialState, resultState, rows, rowIndex, movedLeft, movedRight, jackedLeft, jackedRight, didJump, columnCount);
cost += calcSlowBracketCost(row, movedLeft, movedRight, elapsedTime);
cost += calcTwistedFootCost(resultState);
cost += calcFacingCosts( initialState, resultState, combinedColumns, columnCount);
cost += calcSpinCosts(initialState, resultState, combinedColumns, columnCount);
cost += caclFootswitchCost( initialState, resultState, row, combinedColumns, elapsedTime, columnCount);
cost += calcSideswitchCost( initialState, resultState, columnCount);
cost += calcMissedFootswitchCost( row, jackedLeft, jackedRight, columnCount);
cost += calcJackCost( movedLeft, movedRight, jackedLeft, jackedRight, elapsedTime, columnCount);
cost += calcBigMovementsQuicklyCost( initialState, resultState, elapsedTime, columnCount);
// I don't like that we're updating columns here like this.
// We're basically updating columns with the final position of the feet
// for the next iteration when this is initialState
@@ -119,12 +107,8 @@ float* StepParityCost::getActionCost(State * initialState, State * resultState,
resultState->whereTheFeetAre[combinedColumns[i]] = i;
}
}
for(int i = 0; i < COST_TOTAL; i++)
{
costs[COST_TOTAL] += costs[i];
}
return costs;
return cost;
}
// This merges the `columns` properties of initialState and resultState, which
@@ -172,11 +156,12 @@ void StepParityCost::mergeInitialAndResultPosition(State * initialState, State *
// Calculate the cost of avoiding a mine before the current step
// If a mine occurred just before a step, add to the cost
// ex: 00M0
// 0010 <- add cost
// ex:
// 00M0
// 0010 <- add cost
//
// 00M0
// 0100 <- no cost
// 00M0
// 0100 <- no cost
float StepParityCost::calcMineCost(State * initialState, State * resultState, Row &row, std::vector<StepParity::Foot>& combinedColumns, int columnCount)
{
float cost = 0;
@@ -225,10 +210,11 @@ float StepParityCost::calcHoldSwitchCost(State * initialState, State * resultSta
// Calculate the cost of tapping a bracket during a hold note
//
// ex: 0200
// 0000
// 1000 <- maybe bracketable, if left heel is holding Down arrow
// 0300
// ex:
// 0200
// 0000
// 1000 <- maybe bracketable, if left heel is holding Down arrow
// 0300
float StepParityCost::calcBracketTapCost(State * initialState, State * resultState, Row &row, int leftHeel, int leftToe, int rightHeel, int rightToe, float elapsedTime, int columnCount)
{
@@ -354,7 +340,7 @@ float StepParityCost::calcDoublestepCost(State * initialState, State * resultSta
!didJump)
{
bool doublestepped = didDoubleStep(initialState, resultState, rows, rowIndex, movedLeft, jackedLeft, movedRight, jackedRight, columnCount);
if (doublestepped) {
cost += DOUBLESTEP;
}
@@ -401,14 +387,14 @@ float StepParityCost::calcTwistedFootCost(State * resultState)
int leftToe = resultState->whereTheFeetAre[LEFT_TOE];
int rightHeel = resultState->whereTheFeetAre[RIGHT_HEEL];
int rightToe = resultState->whereTheFeetAre[RIGHT_TOE];
StagePoint leftPos = layout.averagePoint(leftHeel, leftToe);
StagePoint rightPos = layout.averagePoint(rightHeel, rightToe);
bool crossedOver = rightPos.x < leftPos.x;
bool rightBackwards = rightHeel != -1 && rightToe != -1 ? layout.columns[rightToe].y < layout.columns[rightHeel].y : false;
bool leftBackwards = leftHeel != -1 && leftToe != -1 ? layout.columns[leftToe].y < layout.columns[leftHeel].y : false;
if(!crossedOver && (rightBackwards || leftBackwards))
{
cost += TWISTED_FOOT;
@@ -505,7 +491,7 @@ float StepParityCost::calcFacingCosts(State * initialState, State * resultState,
float StepParityCost::calcSpinCosts(State * initialState, State * resultState, std::vector<StepParity::Foot> & combinedColumns, int columnCount)
{
float cost = 0;
float endLeftHeel = -1;
float endLeftToe = -1;
float endRightHeel = -1;
@@ -533,7 +519,7 @@ float StepParityCost::calcSpinCosts(State * initialState, State * resultState, s
if (endLeftToe == -1) endLeftToe = endLeftHeel;
if (endRightToe == -1) endRightToe = endRightHeel;
// spin
StagePoint previousLeftPos = layout.averagePoint(
initialState->whereTheFeetAre[LEFT_HEEL],
@@ -643,16 +629,16 @@ float StepParityCost::calcBigMovementsQuicklyCost(State * initialState, State *
{
continue;
}
int initialPosition = initialState->whereTheFeetAre[foot];
if(initialPosition == -1)
{
continue;
}
int resultPosition = resultState->whereTheFeetAre[foot];
// If we're bracketing something, and the toes are now where the heel
// was, then we don't need to worry about it, we're not actually moving
// the foot very far
@@ -661,7 +647,7 @@ float StepParityCost::calcBigMovementsQuicklyCost(State * initialState, State *
{
continue;
}
float dist = (sqrt(layout.getDistanceSq(initialPosition, resultPosition)) * DISTANCE) / elapsedTime;
// Otherwise if we're still bracketing, this is probably a less drastic movement
if(isBracketing)
@@ -680,13 +666,13 @@ float StepParityCost::calcBigMovementsQuicklyCost(State * initialState, State *
float StepParityCost::calcCrowdedBracketCost(State * initialState, State * resultState, float elapsedTime, int columnCount)
{
float cost = 0;
bool resultLeftBracket = resultState->whereTheFeetAre[LEFT_HEEL] > -1 && resultState->whereTheFeetAre[LEFT_TOE] > -1;
bool resultRightBracket = resultState->whereTheFeetAre[RIGHT_HEEL] > -1 && resultState->whereTheFeetAre[RIGHT_TOE] > -1;
bool initialLeftBracket = initialState->whereTheFeetAre[LEFT_HEEL] > -1 && initialState->whereTheFeetAre[LEFT_TOE] > -1;
bool initialRightBracket = initialState->whereTheFeetAre[RIGHT_HEEL] > -1 && initialState->whereTheFeetAre[RIGHT_TOE] > -1;
// if we're trying to bracket with left foot, does it overlap the right foot
// in previous state?
if(
@@ -712,7 +698,7 @@ float StepParityCost::calcCrowdedBracketCost(State * initialState, State * resul
{
cost += CROWDED_BRACKET / elapsedTime;
}
// and if we're trying to bracket with right foot, does it overlap the left ?
if((resultRightBracket )
&& (
@@ -736,7 +722,7 @@ float StepParityCost::calcCrowdedBracketCost(State * initialState, State * resul
{
cost += CROWDED_BRACKET / elapsedTime;
}
return cost;
}
@@ -791,7 +777,7 @@ bool StepParityCost::didJackLeft(State * initialState, State * resultState, int
bool jackedLeft = false;
if(!didJump && movedLeft)
{
if ( leftHeel > -1 &&
initialState->columns[leftHeel] == LEFT_HEEL &&
!resultState->isTheFootHolding[LEFT_HEEL] &&
@@ -813,7 +799,7 @@ bool StepParityCost::didJackLeft(State * initialState, State * resultState, int
){
jackedLeft = true;
}
}
return jackedLeft;
}