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Added 'recolor_image' function

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git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@1473 0fc631ac-6414-0410-93d0-97cfa31319b6
This commit is contained in:
twanvl
2010-08-03 18:19:05 +00:00
parent ca0e762b64
commit e01b24aa63
13 changed files with 185 additions and 29 deletions
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src/gfx/color.cpp
+6 -9
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@@ -107,19 +107,16 @@ Color saturate(const Color& c, double amount) {
}
void fill_image(Image& image, const Color& color) {
Byte* pos = image.GetData();
Byte* end = pos + image.GetWidth() * image.GetHeight() * 3;
Byte r = color.Red(), g = color.Green(), b = color.Blue();
if (r == g && r == b) {
void fill_image(Image& image, RGB x) {
RGB* pos = (RGB*)image.GetData();
RGB* end = pos + image.GetWidth() * image.GetHeight();
if (x.r == x.g && x.r == x.b) {
// optimization: use memset
memset(pos, r, end-pos);
memset(pos, x.r, (end-pos) * sizeof(*pos));
} else {
// fill the image
while (pos != end) {
*pos++ = r;
*pos++ = g;
*pos++ = b;
*pos++ = x;
}
}
}