8bpp_debug.cpp
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00002
00005 #include "../stdafx.h"
00006 #include "../zoom_func.h"
00007 #include "../core/random_func.hpp"
00008 #include "8bpp_debug.hpp"
00009
00010 static FBlitter_8bppDebug iFBlitter_8bppDebug;
00011
00012 void Blitter_8bppDebug::Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomLevel zoom)
00013 {
00014 const uint8 *src, *src_line;
00015 uint8 *dst, *dst_line;
00016
00017
00018 src_line = (const uint8 *)bp->sprite + (bp->skip_top * bp->sprite_width + bp->skip_left) * ScaleByZoom(1, zoom);
00019 dst_line = (uint8 *)bp->dst + bp->top * bp->pitch + bp->left;
00020
00021 for (int y = 0; y < bp->height; y++) {
00022 dst = dst_line;
00023 dst_line += bp->pitch;
00024
00025 src = src_line;
00026 src_line += bp->sprite_width * ScaleByZoom(1, zoom);
00027
00028 for (int x = 0; x < bp->width; x++) {
00029 if (*src != 0) *dst = *src;
00030 dst++;
00031 src += ScaleByZoom(1, zoom);
00032 }
00033 assert(src <= src_line);
00034 }
00035 }
00036
00037 Sprite *Blitter_8bppDebug::Encode(SpriteLoader::Sprite *sprite, Blitter::AllocatorProc *allocator)
00038 {
00039 Sprite *dest_sprite;
00040 dest_sprite = (Sprite *)allocator(sizeof(*dest_sprite) + sprite->height * sprite->width);
00041
00042 dest_sprite->height = sprite->height;
00043 dest_sprite->width = sprite->width;
00044 dest_sprite->x_offs = sprite->x_offs;
00045 dest_sprite->y_offs = sprite->y_offs;
00046
00047
00048 uint colour = InteractiveRandom() % 150 + 2;
00049 for (int i = 0; i < sprite->height * sprite->width; i++) {
00050 dest_sprite->data[i] = (sprite->data[i].m == 0) ? 0 : colour;
00051 }
00052
00053 return dest_sprite;
00054 }