2007-06-12 12:27:40 +00:00
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/* $Id$ */
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/** @file 8bpp_debug.cpp */
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2007-06-11 11:50:49 +00:00
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#include "../stdafx.h"
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2007-12-23 10:56:02 +00:00
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#include "../zoom_func.h"
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2007-12-25 11:26:07 +00:00
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#include "../core/random_func.hpp"
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2007-06-11 11:50:49 +00:00
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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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2007-06-12 20:24:12 +00:00
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const uint8 *src, *src_line;
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uint8 *dst, *dst_line;
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2007-06-11 11:50:49 +00:00
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/* Find where to start reading in the source sprite */
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2007-06-12 20:24:12 +00:00
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src_line = (const uint8 *)bp->sprite + (bp->skip_top * bp->sprite_width + bp->skip_left) * ScaleByZoom(1, zoom);
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dst_line = (uint8 *)bp->dst + bp->top * bp->pitch + bp->left;
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2007-06-11 11:50:49 +00:00
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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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2007-06-11 13:38:11 +00:00
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Sprite *Blitter_8bppDebug::Encode(SpriteLoader::Sprite *sprite, Blitter::AllocatorProc *allocator)
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2007-06-11 11:50:49 +00:00
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{
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Sprite *dest_sprite;
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2007-06-11 13:38:11 +00:00
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dest_sprite = (Sprite *)allocator(sizeof(*dest_sprite) + sprite->height * sprite->width);
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2007-06-11 11:50:49 +00:00
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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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}
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