Navy.gif/imgui
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Make example code consistent with the example text, use the same variable names, provide example code that will yield the result in the pics

Hinko Kočevar 2020-09-23 10:23:23 +02:00
parent 67e41faf15
commit 701e63aa56
1 changed files with 7 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
Image-Loading-and-Displaying-Examples.md

@ -527,8 +527,11 @@ ImVec2 uv0 = ImVec2(10.0f/256.0f, 10.0f/256.0f);
// Normalized coordinates of pixel (110,210) in a 256x256 texture.
ImVec2 uv1 = ImVec2((10.0f+100.0f)/256.0f, (10.0f+200.0f)/256.0f);
// Display the 100x100 section starting at (10,10)
ImGui::Image((void*)texture, ImVec2(100.0f, 100.0f), uv0, uv1);
ImGui::Text("uv0 = (%f, %f)", uv0.x, uv0.y);
ImGui::Text("uv1 = (%f, %f)", uv1.x, uv1.y);
// Display the 100x200 section starting at (10,10)
ImGui::Image((void*)(intptr_t)my_image_texture, ImVec2(100.0f, 200.0f), uv0, uv1);
```
![Using UV](https://user-images.githubusercontent.com/8225057/79073825-f9988280-7ce8-11ea-8596-1fd495720ffa.png)
@ -540,10 +543,10 @@ If you want to display the same image but scaled, keep the same UV coordinates b
```cpp
// Normal size
ImGui::Image((void*)texture, ImVec2(texture->Width, texture->Height), ImVec2(0.0f, 0.0f), ImVec2(1.0f, 1.0f));
ImGui::Image((void*)(intptr_t)my_image_texture, ImVec2(my_image_width, my_image_height), ImVec2(0.0f, 0.0f), ImVec2(1.0f, 1.0f));
// Half size, same contents
ImGui::Image((void*)texture, ImVec2(texture->Width*0.5f, texture->Height*0.5f), ImVec2(0.0f, 0.0f), ImVec2(1.0f, 1.0f));
ImGui::Image((void*)(intptr_t)my_image_texture, ImVec2(my_image_width*0.5f, my_image_height*0.5f), ImVec2(0.0f, 0.0f), ImVec2(1.0f, 1.0f));
```
![Scaled](https://user-images.githubusercontent.com/8225057/79073856-25b40380-7ce9-11ea-91e4-754c3232fb58.png)