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author | zelig <viktor.tron@gmail.com> | 2015-03-16 23:46:29 +0800 |
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committer | zelig <viktor.tron@gmail.com> | 2015-03-16 23:46:29 +0800 |
commit | 5e7702fd050ed5520a03cc2cfc8b1f45a70f35fb (patch) | |
tree | d5ba6197a8c0c8e36bb92ee9fc8aad717cb2d178 /ethutil/math/dist.go | |
parent | 8393dab470c40678caf36ada82e312d29c4cf5c4 (diff) | |
parent | 22893b7ac925c49168c119f293ea8befc3aff5cc (diff) | |
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Merge remote-tracking branch 'upstream/develop' into frontier/js
Conflicts:
cmd/ethereum/js.go
javascript/types.go
Diffstat (limited to 'ethutil/math/dist.go')
-rw-r--r-- | ethutil/math/dist.go | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/ethutil/math/dist.go b/ethutil/math/dist.go deleted file mode 100644 index 262aa8591..000000000 --- a/ethutil/math/dist.go +++ /dev/null @@ -1,80 +0,0 @@ -package math - -import ( - "math/big" - "sort" - - "github.com/ethereum/go-ethereum/ethutil" -) - -type Summer interface { - Sum(i int) *big.Int - Len() int -} - -func Sum(slice Summer) (sum *big.Int) { - sum = new(big.Int) - - for i := 0; i < slice.Len(); i++ { - sum.Add(sum, slice.Sum(i)) - } - return -} - -type Vector struct { - Gas, Price *big.Int -} - -type VectorsBy func(v1, v2 Vector) bool - -func (self VectorsBy) Sort(vectors []Vector) { - bs := vectorSorter{ - vectors: vectors, - by: self, - } - sort.Sort(bs) -} - -type vectorSorter struct { - vectors []Vector - by func(v1, v2 Vector) bool -} - -func (v vectorSorter) Len() int { return len(v.vectors) } -func (v vectorSorter) Less(i, j int) bool { return v.by(v.vectors[i], v.vectors[j]) } -func (v vectorSorter) Swap(i, j int) { v.vectors[i], v.vectors[j] = v.vectors[j], v.vectors[i] } - -func PriceSort(v1, v2 Vector) bool { return v1.Price.Cmp(v2.Price) < 0 } -func GasSort(v1, v2 Vector) bool { return v1.Gas.Cmp(v2.Gas) < 0 } - -type vectorSummer struct { - vectors []Vector - by func(v Vector) *big.Int -} - -type VectorSum func(v Vector) *big.Int - -func (v VectorSum) Sum(vectors []Vector) *big.Int { - vs := vectorSummer{ - vectors: vectors, - by: v, - } - return Sum(vs) -} - -func (v vectorSummer) Len() int { return len(v.vectors) } -func (v vectorSummer) Sum(i int) *big.Int { return v.by(v.vectors[i]) } - -func GasSum(v Vector) *big.Int { return v.Gas } - -var etherInWei = new(big.Rat).SetInt(ethutil.String2Big("1000000000000000000")) - -func GasPrice(bp, gl, ep *big.Int) *big.Int { - BP := new(big.Rat).SetInt(bp) - GL := new(big.Rat).SetInt(gl) - EP := new(big.Rat).SetInt(ep) - GP := new(big.Rat).Quo(BP, GL) - GP = GP.Quo(GP, EP) - - return GP.Mul(GP, etherInWei).Num() -} |