mirror of
https://github.com/OpenDiablo2/OpenDiablo2
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27 lines
977 B
Go
27 lines
977 B
Go
package d2maprenderer
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import (
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
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"github.com/OpenDiablo2/OpenDiablo2/d2core/d2render"
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)
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var imageCacheRecords map[uint32]d2render.Surface
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// Invalidates the global region image cache. Call this when you are changing regions
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func InvalidateImageCache() {
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imageCacheRecords = nil
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}
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func (mr *MapRenderer) getImageCacheRecord(style, sequence byte, tileType d2enum.TileType, randomIndex byte) d2render.Surface {
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lookupIndex := uint32(style)<<24 | uint32(sequence)<<16 | uint32(tileType)<<8 | uint32(randomIndex)
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return imageCacheRecords[lookupIndex]
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}
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func (mr *MapRenderer) setImageCacheRecord(style, sequence byte, tileType d2enum.TileType, randomIndex byte, image d2render.Surface) {
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lookupIndex := uint32(style)<<24 | uint32(sequence)<<16 | uint32(tileType)<<8 | uint32(randomIndex)
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if imageCacheRecords == nil {
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imageCacheRecords = make(map[uint32]d2render.Surface)
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}
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imageCacheRecords[lookupIndex] = image
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}
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