FireWorks | 在canvas中实现高性能的烟花/粒子特效
kandi X-RAY | FireWorks Summary
kandi X-RAY | FireWorks Summary
FireWorks
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Top functions reviewed by kandi - BETA
- Method called when the component is drawn on the canvas
- Run the firework
- Returns a random number
- Displays the location
- Update the location
- Calculates the Euclidean distance between two vectors
- Get the Euclidean distance between two points
- Loads the bitmap onto the canvas
- Initializes all components
- Creates a hashCode of this sketch
- Creates the content view
- Call this when the foreground is drawn
- Kill a touch event
- Initialize all the listeners
- Draws the bitmap
- Initialises this view
- Get the angle between two vectors
- Overridden to ensure that the scale has changed
FireWorks Key Features
FireWorks Examples and Code Snippets
Community Discussions
Trending Discussions on FireWorks
QUESTION
Why does the below canvas have a black background!! I have tried everything but it doesn't go!! Bcs of it the text below it is also not visible! I need it to be transparent to show the elements behind it and the background image of the body. Pls, help fast!! There is a similar question on StackOverflow but the solution given for that question doesn't work correctly for me.
...ANSWER
Answered 2022-Mar-28 at 10:21As I understand you wanted to have a white background for your canvas? Check this out!
QUESTION
I know my post count looks suspicious but in my six years of coding I always found an answer by doing some research, this issue though has got me stumped so here goes my first post.
The problem I am facing is simple, I am using python to code a genetic algorithm for Hanabi game, while in other projects I used to print out some info normally so I can debug or ensure results are what expect them to be, in this project and for some very odd reason, whenever I use print() it does not produce an output in most cases, it does produce an output only if it is called from the main function, I will paste my code and result below:
...ANSWER
Answered 2022-Jan-11 at 20:59 with open(os.devnull, 'w') as devnull:
with contextlib.redirect_stdout(devnull):
result=run(25,num_players,chromosome)
print("chromosome",chromosome,"fitness",result)
QUESTION
I have kind of a special problem. I am currently learning react and have fetched data from my own demo API (a Java Spring project).
However, I receive the data correctly in React. Now I am creating Components with it (Music Track Metadata). The response of the API returns an Array of Objects and one item within the object is a nested object. Now i don't know how i can extract this information to my React component.
Here is an example JSON of my response:
...ANSWER
Answered 2021-Oct-26 at 16:02So, your response.data
is an array of 'tracks'. Each 'track' is an Object. You are currently destructuring your 'track' like so, in your .map()
method:
QUESTION
I need to find most frequent value of object_of_search
for each ethnicity. How can I achieve this? Subqueries in the SELECT
clause and correlated subqueries are not allowed. Something similar to this:
ANSWER
Answered 2021-Oct-23 at 14:53Updated: Fiddle
This should address the specific "which object per ethnicity" question.
Note, this doesn't address ties in the count. That wasn't part of the question / request.
Adjust your SQL to include this logic, to provide that detail:
QUESTION
I have one csv file containing thousands of urls. How is it possible to select randomly one url from each base type url. The order of getting url can be anyway. It has to be random.
...ANSWER
Answered 2021-Oct-16 at 03:33The first thing you would need to do would be to extract the base url, which can do done using urllib
.
You can then use groupby
with sample
to extract a random url for each base_url.
QUESTION
I don't understand why he always returns to me "You never played" then the first time ok, but the second I don't understand
I'm trying to make a condition: If the player has already played I do nothing: no message the player receives nothing! If the player has never played : Welcome message + He receives an item + and I get his position to explode fireworks And I would have liked to add a counter of players who join in the second condition
...
ANSWER
Answered 2021-Sep-08 at 11:27if (hasPlayed != true)
should be if (hasPlayed == true)
as you have it doing the opposite of what you want.
Your code would look like:
QUESTION
I have the need to build both an ASP.NET Core application, which calls a C++ executable to get some work done. I have the docker file to build both images for .NET Core and C++ working great, but separately.
The ASP.NET Core Dockerfile looks like this:
...ANSWER
Answered 2021-Sep-06 at 06:26Its a bit weird because libgomp1
doesn't seem to be installed by default on the ubuntu:16.04
and even after running apt-get update && apt-get install -y --no-install-recommends
so there might be some difference between ubuntu 16.04 and Debian buster (10) that requires that package.
You can however install it yourself on top of your preexisting image (mcr.microsoft.com/dotnet/aspnet:5.0
) with apt-get update && apt-get install -y libgomp1
. Another options is to use the ubuntu 20.04 based one (mcr.microsoft.com/dotnet/aspnet:5.0-focal
) or check this link for other versions and architectures, It's possible using this image would work for the same (yet unknown) reason it works on your regular Ubuntu server.
A third and more comprehensive option is, since you know it works with your current ubuntu:16.04 image, you can install aspnet 5.0 on it as specified here
UPDATE:
installing the missing package (libgomp1
) on the original Debian based image fixed the issue
QUESTION
How do I produce an animation that simulates the burning effect of fire consuming an UIView
from top to bottom in Swift?
I found Fireworks, an app that allows users to tweak and try out different settings of CAEmitterLayer
with instant results. The effects are great for applying to a whole screen but how would I use it for my purpose - where the UIView
must disappear as the fire consumes it from one end to the other?
Is there some tutorial on consuming UIView
s with fire using the particle emitter anywhere? I know that I’m supposed to show some code but anything I put here would be irrelevant. I’ve also exhausted my search engine looking for something similar. That’s how I found the Fireworks app actually.
This seems to be a use case that shouldn't be uncommon.
...ANSWER
Answered 2021-Jun-14 at 14:24I was once in your shoe before and came across this Open source library called particle animations.
I would NOT recommend using the library itself since it's deprecated. But I would recommend referring to its source code to get an idea of how to use CAEmitterLayer and CAEmitterCell
to make the looks of a Fire!
As you could see from its readme, it has direct examples of Fire. It also states that even Apple and Facebook uses CAEmitterLayer and CAEmitterCell
to produce the effect of a fire.
Feel free to ask for more questions.
QUESTION
We use google sheets for our invoice system. Once we pull the order, we fill in the invoice and anything that we do not have we backorder. We type BO in column I. In excel, we used a button that we could click to copy those cells to our 2nd sheet. We need cells A & B to copy to sheet 2 (which is an exact copy of sheet 1) if column I says BO. Here's what I have so far. This almost works... It deletes everything above the rows with data though and copies the data even if column I doesn't have BO.
I need it to just copy Column A & B if column I says BO to sheet 2 (which is a duplicated of sheet 1) I'm sure there's a simple way, but I can't seem to figure it out.
...ANSWER
Answered 2021-May-26 at 15:59SOLUTION
**Updated **
The updated script below will loop through the sourceSheet
on every row and it specifically checks if every row on column I says "BO".
If there's a match on that specific row of column I, the row # from the loop will be added to rangeToCopy
variable (e.g. range "A(row #):B(row #)" in A1 notation). Then, the rangeToCopy
will be copied to the destination
in the same exact range of rangeToCopy
, given that the destination
is the same exact copy of sourceSheet
.
QUESTION
We are using sheets for our mom & pop store as our invoice. However, my mother-in-law keeps saving over our invoice and we're always having to go back and delete the filled in sections. She cannot seem to remember the steps of making a copy and then opening that. I am using a script (button) to create a copy of the original and it is renamed as the customer name & date into a specific folder. However, once we do that, we still have to navigate to the folder and open the new document. Is there there a way to do this after I click the button on our original document to open of the copy that was made? Here is the script that I am using.
...ANSWER
Answered 2021-May-23 at 00:12In your situation, how about the following modification?
From:Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install FireWorks
You can use FireWorks like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the FireWorks component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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