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internal/shaderir: performance improvement by using a slice instead of a map

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This commit is contained in:
Hajime Hoshi 2022-12-03 01:10:29 +09:00
parent 61f1d8b69f
commit ae715ba33b
1 changed files with 5 additions and 5 deletions
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10
internal/shaderir/program.go
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@ -32,7 +32,7 @@ type Program struct {
VertexFunc VertexFunc
FragmentFunc FragmentFunc
reachableUniforms map[int]struct{}
reachableUniforms []bool
}
type Func struct {
@ -462,16 +462,16 @@ func (p *Program) reachableUniformVariablesFromBlock(block *Block) []int {
func (p *Program) FilterUniformVariables(uniforms [][]uint32) {
if p.reachableUniforms == nil {
p.reachableUniforms = map[int]struct{}{}
p.reachableUniforms = make([]bool, len(p.Uniforms))
for _, i := range p.reachableUniformVariablesFromBlock(p.VertexFunc.Block) {
p.reachableUniforms[i] = struct{}{}
p.reachableUniforms[i] = true
}
for _, i := range p.reachableUniformVariablesFromBlock(p.FragmentFunc.Block) {
p.reachableUniforms[i] = struct{}{}
p.reachableUniforms[i] = true
}
}
for i := range uniforms {
if _, ok := p.reachableUniforms[i]; !ok {
if !p.reachableUniforms[i] {
uniforms[i] = nil
}
}