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config: set a default value for blur_radius 

Update the man page to include the default values of the blur config.

Fixes #347

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
This commit is contained in:
Yuxuan Shui 2020-03-21 17:00:19 +00:00
parent 68de7b1fdf
commit 0fa0c35230
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2 changed files with 4 additions and 3 deletions
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5
man/picom.1.asciidoc
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@ -399,12 +399,13 @@ Available options of the 'blur' section are: ::
A string. Controls the blur method. Corresponds to the *--blur-method* command line option. Available choices are: A string. Controls the blur method. Corresponds to the *--blur-method* command line option. Available choices are:
'none' to disable blurring; 'gaussian' for gaussian blur; 'box' for box blur; 'kernel' for convolution blur with a custom kernel. 'none' to disable blurring; 'gaussian' for gaussian blur; 'box' for box blur; 'kernel' for convolution blur with a custom kernel.
Note: 'gaussian' and 'box' blur methods are only supported by the experimental backends. Note: 'gaussian' and 'box' blur methods are only supported by the experimental backends.
(default: none)
*size*::: *size*:::
An integer. The size of the blur kernel, required by 'gaussian' and 'box' blur methods. For the 'kernel' method, the size is included in the kernel. Corresponds to the *--blur-size* command line option. An integer. The size of the blur kernel, required by 'gaussian' and 'box' blur methods. For the 'kernel' method, the size is included in the kernel. Corresponds to the *--blur-size* command line option (default: 3).
*deviation*::: *deviation*:::
A floating point number. The standard deviation for the 'gaussian' blur method. Corresponds to the *--blur-deviation* command line option. A floating point number. The standard deviation for the 'gaussian' blur method. Corresponds to the *--blur-deviation* command line option (default: 0.84089642).
*kernel*::: *kernel*:::
A string. The kernel to use for the 'kernel' blur method, specified in the same format as the *--blur-kerns* option. Corresponds to the *--blur-kerns* command line option. A string. The kernel to use for the 'kernel' blur method, specified in the same format as the *--blur-kerns* option. Corresponds to the *--blur-kerns* command line option.

2
src/config.c
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@ -540,7 +540,7 @@ char *parse_config(options_t *opt, const char *config_file, bool *shadow_enable,
.detect_client_opacity = false, .detect_client_opacity = false,
.blur_method = BLUR_METHOD_NONE, .blur_method = BLUR_METHOD_NONE,
.blur_radius = -1, .blur_radius = 3,
.blur_deviation = 0.84089642, .blur_deviation = 0.84089642,
.blur_background_frame = false, .blur_background_frame = false,
.blur_background_fixed = false, .blur_background_fixed = false,