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@@ -28,6 +28,7 @@ type GLS struct {
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viewportHeight int32 // cached last set viewport height
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lineWidth float32 // cached last set line width
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sideView int // cached last set triangle side view mode
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+ frontFace uint32 // cached last set glFrontFace value
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depthFunc uint32 // cached last set depth function
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depthMask int // cached last set depth mask
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capabilities map[int]int // cached capabilities (Enable/Disable)
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@@ -125,6 +126,7 @@ func (gs *GLS) reset() {
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gs.lineWidth = 0.0
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gs.sideView = uintUndef
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+ gs.frontFace = 0
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gs.depthFunc = 0
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gs.depthMask = uintUndef
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gs.capabilities = make(map[int]int)
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@@ -371,7 +373,11 @@ func (gs *GLS) CullFace(mode uint32) {
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func (gs *GLS) FrontFace(mode uint32) {
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+ if gs.frontFace == mode {
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+ return
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+ }
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C.glFrontFace(C.GLenum(mode))
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+ gs.frontFace = mode
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}
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func (gs *GLS) GenBuffer() uint32 {
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leonsal