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SemiDrive SSDK Appication Program Interface PTG3.0
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#include <g2dlite.h>
Data Fields | |
| u32 | en |
| u32 | color |
| u8 | g_alpha |
| u8 | zorder |
| u32 | aaddr |
| u8 | bpa |
| u32 | astride |
| PD_LAYER_TYPE | pd_type |
| u32 aaddr |
alpha buffer address, valid only enable alpha buffer data pattern
| u32 astride |
alpha buffer pitch, valid only enable alpha buffer data
| u8 bpa |
bits per alpha, valid only enable alpha buffer data pattern
| u32 color |
color value to be filled in
| u32 en |
the backgound layer enables identification and the layer information is processed only if this value is true
| u8 g_alpha |
layer global alpha value,range is 0~0xFF
| PD_LAYER_TYPE pd_type |
porter-duff layer type, only can set value in enum PD_LAYER_TYPE
| u8 zorder |
layer stacking order(layers with higher values above)
1.9.4