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fixed a bug that The number of pixels in a line of a character bitmap is incorrectly calculated

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This commit is contained in:
HuYingzhuo(hugo/hyzboy) 2022-06-22 11:36:20 +08:00
parent 2a28872309
commit d7f0b1b5ec
1 changed files with 8 additions and 4 deletions
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12
src/SceneGraph/font/FontSourceWin.cpp
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@ -7,12 +7,14 @@ namespace hgl
{
namespace
{
void Convert8BitGrey(uint8 *dst,int dst_w,uint8 *src,int src_w,int src_h,int src_line_bytes)
void Convert8BitGrey(uint8 *dst,int dst_w,uint8 *src,int src_w,int src_h)
{
int pos;
uint8 *sp=src,*p;
uint8 *tp;
const uint src_line_bytes=hgl_align<uint>(src_w,4); //每行字节是32位对齐，这个已测试正常
while(src_h--)
{
pos=src_w;
@ -32,12 +34,14 @@ namespace hgl
}
}
void ConvertBitmap(uint8 *dst,int dst_w,uint8 *src,int src_w,int src_h,int src_line_bytes)
void ConvertBitmap(uint8 *dst,int dst_w,uint8 *src,int src_w,int src_h)
{
uint8 *sp=src,*p;
uint8 *tp;
uint8 bit;
const uint src_line_bytes=hgl_align<uint>(src_w>>3,4); //每行字节是32位对齐，这个未测试
while(src_h--)
{
p=sp;
@ -130,9 +134,9 @@ namespace hgl
bmp->data=hgl_zero_new<uint8>(bmp->metrics_info.w*bmp->metrics_info.h);
if(ggo==GGO_GRAY8_BITMAP)
Convert8BitGrey (bmp->data,bmp->metrics_info.w,buffer,gm.gmBlackBoxX,gm.gmBlackBoxY,size/gm.gmBlackBoxY);
Convert8BitGrey (bmp->data,bmp->metrics_info.w,buffer,gm.gmBlackBoxX,gm.gmBlackBoxY);
else
ConvertBitmap (bmp->data,bmp->metrics_info.w,buffer,gm.gmBlackBoxX,gm.gmBlackBoxY,size/gm.gmBlackBoxY);
ConvertBitmap (bmp->data,bmp->metrics_info.w,buffer,gm.gmBlackBoxX,gm.gmBlackBoxY);
return(true);
}