alpha.h

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#ifndef __ALPHA_H__
#define __ALPHA_H__
 
#include <stdint.h>
 
extern void glass_precompute_blur(uint32_t* out_blur, uint32_t* tmp, const uint32_t* canvas, int canvas_w, int canvas_h,
    int rx, int ry, int rw, int rh, int radius);
extern void __pixel_blend_neon(uint32_t* dst, const uint32_t* src, int width);
 
extern void _blend_scanline_glass_neon(uint32_t* canvas_row, const uint32_t* win_row, const uint32_t* blur_row, int width);
 
extern void _shadow_blur_horizontal(uint32_t* dst, const uint32_t* src, int w, int h, int radius);
extern void _shadow_blur_vertical(uint32_t* dst, const uint32_t* src, int w, int h, int radius);
 
extern void _shadow_compose_neon(uint32_t* canv, int canvas_w, int canvas_h, const uint32_t* shadow_buf,
    int shadow_w, int shadow_h, int win_x, int win_y);
 
extern void _apply_rounded_corner(uint32_t* backbuff, int radius, int winw, int winh);
 
#endif