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#ifndef BRUSHMODES_H
#define BRUSHMODES_H
void draw_dab_pixels_BlendMode_Normal (uint16_t * mask,
uint16_t * rgba,
uint16_t color_r,
uint16_t color_g,
uint16_t color_b,
uint16_t opacity);
void
draw_dab_pixels_BlendMode_Color (uint16_t *mask,
uint16_t *rgba, // b=bottom, premult
uint16_t color_r, // }
uint16_t color_g, // }-- a=top, !premult
uint16_t color_b, // }
uint16_t opacity);
void draw_dab_pixels_BlendMode_Normal_and_Eraser (uint16_t * mask,
uint16_t * rgba,
uint16_t color_r,
uint16_t color_g,
uint16_t color_b,
uint16_t color_a,
uint16_t opacity);
void draw_dab_pixels_BlendMode_LockAlpha (uint16_t * mask,
uint16_t * rgba,
uint16_t color_r,
uint16_t color_g,
uint16_t color_b,
uint16_t opacity);
void get_color_pixels_accumulate (uint16_t * mask,
uint16_t * rgba,
float * sum_weight,
float * sum_r,
float * sum_g,
float * sum_b,
float * sum_a
);
#endif // BRUSHMODES_H