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Truetype lib: Make SetBackColor() function faster.

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git-svn-id: svn://kolibrios.org@5518 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Kiril Lipatov
2015-03-14 22:23:44 +00:00
parent c0c80a0aca
commit 686b37b809
2 changed files with 31 additions and 29 deletions
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31
programs/develop/libraries/truetype/trunk/history.txt
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@@ -1,27 +1,28 @@
11.04.12
SoUrcerer
11.4.12
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20.6.12
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24.8.12
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11.10.12
Lev
stb.h
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> stb.h <20> stb_truetype0.6c.h
<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> if (num_vertices > 0) STBTT_memcpy(tmp, vertices, num_vertices*sizeof(stbtt_vertex));
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lib.c
- stb.h
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- lib.c
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----------
13.03.15
hidnplayr
Separate original stb_truetype.h from kolibri library code, updated stb_truetype to version 1.02, added utf8 support for library functions, added compile.bat for windows users.
----------
Leency
15.05.15
Make SetBackColor() function faster.

29
programs/develop/libraries/truetype/trunk/truetype.c
View File

@@ -170,26 +170,27 @@ int __stdcall picture_utf8(unsigned char *s, stbtt_fontinfo *buffer, char *scree
return 0;
}
void __stdcall SetBackColor(int back_color, int width, int height, char *from_zone)
{
int i,j;
unsigned char bcr,bcg,bcb;
unsigned char bcr = back_color>>16;
unsigned char bcg = back_color>>8;
unsigned char bcb = back_color;
bcr=back_color<<16;
bcg=back_color<<8;
bcb=back_color;
unsigned int i;
unsigned int max_i = width * height * 3;
for (i=0; i < max_i; i+=3)
{
from_zone[i] = bcb;
from_zone[i+1] = bcg;
from_zone[i+2] = bcr;
}
for (j=0;j<height ;j++)
{
for (i=0;i<width ;i++)
{
from_zone[(j*width+i)*3]=back_color;
from_zone[(j*width+i)*3+1]=back_color>>8;
from_zone[(j*width+i)*3+2]=back_color>>16;
}
}
}
int __stdcall text_out(char *string, char *buffer, int height, int color,int back_color, int x, int y) {
unsigned char *from_zone;
unsigned char *to_zone;