Commit Graph

10 Commits

Author SHA1 Message Date
Laurens Holst
b0c1816664 Backends: OpenGL3: Fixed loader compatibility with GL_VERSION for GL 2.x (#6154, #4445, #3530)
GL_MAJOR_VERSION and GL_MINOR_VERSION are available on GL 3.0 and above.
So we have to parse GL_VERSION under GL 2.x
Reference https://www.khronos.org/opengl/wiki/OpenGL_Context#Context_information_queries
Regressed since 459de65477
See https://github.com/ocornut/imgui/pull/3530
2023-02-14 15:39:49 +01:00
ocornut
fe62927bd8 Backends: OpenGL: Update comments. (#4445, #5642, #4649) 2022-09-05 15:58:31 +02:00
ocornut
ca222d30c8 Backends: OpenGL: Partially revert 1.86 change of using glBufferSubData(): now only done on Intel GPUs. (#4468, #3381, #2981, #4825, #4832, #5127)
Essentially reverts 389982eb for non-Intel GPUs + update imgui_impl_opengl3_loader.h
Amended once (force-pushed).
2022-05-23 12:47:40 +02:00
Rokas Kupstys
b7686a88e9 Backends: OpenGL3: Fix state corruption on OpenGL ES 2.0 due to not preserving GL_ELEMENT_ARRAY_BUFFER_BINDING and vertex attribute states.
This change partially reverts 9770c8b21d.
2022-05-13 18:03:18 +02:00
ocornut
89a28209e8 Version 1.87 WIP + Backends: OpenGL3: Fixed a buffer overflow in imgui_impl_opengl3_loader.h init, added in 1.86 (#4468, #4830) 2021-12-26 20:02:02 +01:00
ocornut
389982eb5a Backends: OpenGL3: Using buffer orphaning + glBufferSubData(), seems to fix leaks with multi-viewports with some Intel HD drivers.. (#4468, #4504, #2981, #3381) 2021-12-15 11:50:00 +01:00
ocornut
755bf985d2 Backends: OpenGL3: Made our custom GL loader a bit more tolerant of use of another loader in same compilation unit. (#4445, #4514) 2021-09-07 14:48:26 +02:00
Rokas Kupstys
4c22b3e5d9 Backends: OpenGL3: Fix gl3wProcs colliding with gl3w. (#4445) 2021-08-24 14:33:04 +02:00
Rokas Kupstys
fc062e6028 Backends: OpenGL3: Update loader to include APIs used by test framework. 2021-08-20 17:22:27 +02:00
Rokas Kupstys
459de65477 Backends: OpenGL3: Embed our own minimal GL loader based on gl3w and use it in SDL/GLFW examples. (#4445)
Loader repository at https://github.com/dearimgui/gl3w_stripped
Removed support for using custom loaders in examples/opengl3 backend
2021-08-19 16:24:58 +02:00