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#include <math.h>
#include <SDL.h>
#include <SDL_gfxPrimitives.h>
#include "osc_graphics.h"
#include "layer_box.h"
void
LayerBox::geo(SDL_Rect geo)
{
x1 = geo.x;
y1 = geo.y;
x2 = geo.x + geo.w;
y2 = geo.y + geo.h;
}
void
LayerBox::alpha(float opacity)
{
a = (Uint8)ceilf(opacity*SDL_ALPHA_OPAQUE);
}
void
LayerBox::frame(SDL_Surface *target)
{
boxRGBA(target, x1, y1, x2 ? : target->w, y2 ? : target->h,
r, g, b, a);
}
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