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use memcpy to fix use of misaligned data

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This commit is contained in:
Ludwig Nussel 2005-11-01 19:44:36 +00:00
parent acf1f46a2b
commit 39f5333862
1 changed files with 21 additions and 18 deletions
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39
code/renderer/tr_image.c
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@ -1148,25 +1148,28 @@ static void LoadTGA ( const char *name, byte **pic, int *width, int *height)
buf_p = buffer;
targa_header.id_length = *buf_p++;
targa_header.colormap_type = *buf_p++;
targa_header.image_type = *buf_p++;
targa_header.id_length = buf_p[0];
targa_header.colormap_type = buf_p[1];
targa_header.image_type = buf_p[2];
targa_header.colormap_index = LittleShort ( *(short *)buf_p );
buf_p += 2;
targa_header.colormap_length = LittleShort ( *(short *)buf_p );
buf_p += 2;
targa_header.colormap_size = *buf_p++;
targa_header.x_origin = LittleShort ( *(short *)buf_p );
buf_p += 2;
targa_header.y_origin = LittleShort ( *(short *)buf_p );
buf_p += 2;
targa_header.width = LittleShort ( *(short *)buf_p );
buf_p += 2;
targa_header.height = LittleShort ( *(short *)buf_p );
buf_p += 2;
targa_header.pixel_size = *buf_p++;
targa_header.attributes = *buf_p++;
memcpy(&targa_header.colormap_index, &buf_p[3], 2);
memcpy(&targa_header.colormap_length, &buf_p[5], 2);
targa_header.colormap_size = buf_p[8];
memcpy(&targa_header.x_origin, &buf_p[9], 2);
memcpy(&targa_header.y_origin, &buf_p[11], 2);
memcpy(&targa_header.width, &buf_p[13], 2);
memcpy(&targa_header.height, &buf_p[15], 2);
targa_header.pixel_size = buf_p[16];
targa_header.attributes = buf_p[17];
targa_header.colormap_index = LittleShort(targa_header.colormap_index);
targa_header.colormap_length = LittleShort(targa_header.colormap_length);
targa_header.x_origin = LittleShort(targa_header.x_origin);
targa_header.y_origin = LittleShort(targa_header.y_origin);
targa_header.width = LittleShort(targa_header.width);
targa_header.height = LittleShort(targa_header.height);
buf_p += 18;
if (targa_header.image_type!=2
&& targa_header.image_type!=10