mirrors/imgui
1
0
Fork 0
mirror of https://github.com/ocornut/imgui.git synced 2025-09-05 19:08:19 +00:00
Code Issues Packages Projects Releases Wiki Activity

Backends: OpenGL3: restore update path on non-WebGL non-ES targets that doesn't require a CPU copy. (#8802, #8465)

Browse Source 
Amend/fix dbb91a5
This commit is contained in:
ocornut
2025-07-15 14:34:04 +02:00
parent 8744d10235
commit 643f0e3abf
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
backends/imgui_impl_opengl3.cpp
View File

@@ -23,7 +23,7 @@
// CHANGELOG
// (minor and older changes stripped away, please see git history for details)
// 2025-07-15: OpenGL: Set GL_UNPACK_ALIGNMENT to 1 before updating textures. (#8802)
// 2025-07-15: OpenGL: Set GL_UNPACK_ALIGNMENT to 1 before updating textures (#8802) + restore non-WebGL/ES update path that doesn't require a CPU-side copy.
// 2025-06-11: OpenGL: Added support for ImGuiBackendFlags_RendererHasTextures, for dynamic font atlas. Removed ImGui_ImplOpenGL3_CreateFontsTexture() and ImGui_ImplOpenGL3_DestroyFontsTexture().
// 2025-06-04: OpenGL: Made GLES 3.20 contexts not access GL_CONTEXT_PROFILE_MASK nor GL_PRIMITIVE_RESTART. (#8664)
// 2025-02-18: OpenGL: Lazily reinitialize embedded GL loader for when calling backend from e.g. other DLL boundaries. (#8406)
@@ -758,7 +758,7 @@ void ImGui_ImplOpenGL3_UpdateTexture(ImTextureData* tex)
GLuint gl_tex_id = (GLuint)(intptr_t)tex->TexID;
GL_CALL(glBindTexture(GL_TEXTURE_2D, gl_tex_id));
#if 0// GL_UNPACK_ROW_LENGTH // Not on WebGL/ES
#if GL_UNPACK_ROW_LENGTH // Not on WebGL/ES
GL_CALL(glPixelStorei(GL_UNPACK_ROW_LENGTH, tex->Width));
for (ImTextureRect& r : tex->Updates)
GL_CALL(glTexSubImage2D(GL_TEXTURE_2D, 0, r.x, r.y, r.w, r.h, GL_RGBA, GL_UNSIGNED_BYTE, tex->GetPixelsAt(r.x, r.y)));