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#include "../stdafx.h"

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#include "../zoom.hpp"

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#include "../gfx.h"

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#include "../functions.h"

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#include "8bpp_debug.hpp"

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static FBlitter_8bppDebug iFBlitter_8bppDebug;

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void Blitter_8bppDebug::Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomLevel zoom)

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{

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	/* Find where to start reading in the source sprite */

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	for (int y = 0; y < bp->height; y++) {

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		dst = dst_line;

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		dst_line += bp->pitch;

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		src = src_line;

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		src_line += bp->sprite_width * ScaleByZoom(1, zoom);

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		for (int x = 0; x < bp->width; x++) {

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			if (*src != 0) *dst = *src;

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			dst++;

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			src += ScaleByZoom(1, zoom);

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		}

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		assert(src <= src_line);

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	}

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}

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Sprite *Blitter_8bppDebug::Encode(SpriteLoader::Sprite *sprite, Blitter::AllocatorProc *allocator)

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{

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	Sprite *dest_sprite;

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	dest_sprite = (Sprite *)allocator(sizeof(*dest_sprite) + sprite->height * sprite->width);

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	dest_sprite->height = sprite->height;

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	dest_sprite->width  = sprite->width;

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	dest_sprite->x_offs = sprite->x_offs;

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	dest_sprite->y_offs = sprite->y_offs;

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	/* Write a random color as sprite; this makes debugging really easy */

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	uint color = InteractiveRandom() % 150 + 2;

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	for (int i = 0; i < sprite->height * sprite->width; i++) {

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		dest_sprite->data[i] = (sprite->data[i].m == 0) ? 0 : color;

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	}

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	return dest_sprite;

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}