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Be explicit about type of angles: either Radians or Degrees.

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Angles are always doubles.
Internally use radians as much as possible.

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@1605 0fc631ac-6414-0410-93d0-97cfa31319b6
This commit is contained in:
twanvl
2011-01-09 14:49:59 +00:00
parent a59248ae95
commit 53bbcfe9a9
38 changed files with 248 additions and 195 deletions
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src/script/image.cpp
+7 -5
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@@ -125,11 +125,13 @@ void CachedScriptableImage::generateCached(const GeneratedImage::Options& option
}
} else {
// image
if (cached_i.Ok() && (options.angle - cached_angle + 360) % 90 == 0) {
Radians relative_rotation = options.angle + rad360 - cached_angle;
if (cached_i.Ok() && is_straight(relative_rotation)) {
// we need only an {0,90,180,270} degree rotation compared to the cached one, this doesn't reduce image quality
if ((w_ok && h_ok) || (options.preserve_aspect == ASPECT_FIT && (w_ok || h_ok))) { // only one dimension has to fit when fitting
if (options.angle != cached_angle) {
// rotate cached image
cached_i = rotate_image(cached_i, options.angle - cached_angle + 360);
cached_i = rotate_image(cached_i, relative_rotation);
cached_angle = options.angle;
}
*image = cached_i;
@@ -137,8 +139,8 @@ void CachedScriptableImage::generateCached(const GeneratedImage::Options& option
}
}
}
// hack: temporarily set angle to 0, do actual rotation after applying mask
int a = options.angle;
// hack(part1): temporarily set angle to 0, do actual rotation after applying mask
Radians a = options.angle;
const_cast<GeneratedImage::Options&>(options).angle = 0;
// generate
cached_i = generate(options);
@@ -153,7 +155,7 @@ void CachedScriptableImage::generateCached(const GeneratedImage::Options& option
mask->get(mask_opts).setAlpha(cached_i);
}
if (options.angle != 0) {
// hack(pt2) do the actual rotation now
// hack(part2) do the actual rotation now
cached_i = rotate_image(cached_i, options.angle);
}
if (*combine <= COMBINE_NORMAL) {