Updated Image Loading and Displaying Examples (markdown)

omar 2021-10-27 14:22:08 +02:00
parent b0344b1dc6
commit 5e5072aec7

@ -33,11 +33,6 @@ Once you have an image in GPU texture memory, you can use functions such as `ImG
**Please note that many new C/C++ users have issues with their files _because the filename they provide is wrong_.** **Please note that many new C/C++ users have issues with their files _because the filename they provide is wrong_.**
Two things to watch for: Two things to watch for:
- Make sure your IDE/debugger settings starts your executable from the right working directory. In Visual Studio you can change your working directory in project `Properties > General > Debugging > Working Directory`. People assume that their execution will start from the root folder of the project, where by default it oftens start from the folder where object or executable files are stored.
```cpp
filename = "MyImage01.jpg"; // Relative filename depends on your Working Directory when running your program!
filename = "../MyImage01.jpg"; // Load from parent folder
```
- In C/C++ and most programming languages if you want to use a backslash `\` within a string literal, you need to write it double backslash `\\`. At it happens, Windows uses backslashes as a path separator, so be mindful. - In C/C++ and most programming languages if you want to use a backslash `\` within a string literal, you need to write it double backslash `\\`. At it happens, Windows uses backslashes as a path separator, so be mindful.
```cpp ```cpp
filename = "C:\MyFiles\MyImage01.jpg" // This is INCORRECT!! filename = "C:\MyFiles\MyImage01.jpg" // This is INCORRECT!!
@ -45,6 +40,11 @@ filename = "C:\\MyFiles\\MyImage01.jpg" // This is CORRECT
``` ```
In some situations, you may also use `/` path separator under Windows. In some situations, you may also use `/` path separator under Windows.
- Make sure your IDE/debugger settings starts your executable from the right working directory. In Visual Studio you can change your working directory in project `Properties > General > Debugging > Working Directory`. People assume that their execution will start from the root folder of the project, where by default it oftens start from the folder where object or executable files are stored.
```cpp
filename = "MyImage01.jpg"; // Relative filename depends on your Working Directory when running your program!
filename = "../MyImage01.jpg"; // Load from parent folder
```
##### [Return to Index](#index) ##### [Return to Index](#index)
## About ImTextureId ## About ImTextureId