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Commit Graph

21 Commits

Author SHA1 Message Date
ocornut
cf2daf353e Backends: Cleanup, removed unnecessary create/destroy wrappers. Fix allegro5 backend + use same code as other backend.
+ Update gallery links ()
2021-06-30 15:50:15 +02:00
ocornut
23a15834fa Fonts: Fix calling ClearTexData() (clearing CPU side font data) triggering an assert in NewFrame(). () + Backends: added additional assert to facilitate detecting user understand they haven't initialized a backend. 2021-06-29 18:16:47 +02:00
ocornut
4cec3a0467 Backends: support for multiple imgui context with little testing (, , , , , )
I believe more renderer backends should work. GLFW/Win32/SDL/Vulkan probably have many issues.
2021-06-29 16:42:13 +02:00
ocornut
b5a2bd1a5b Backends: amends to 1db1066 + merge minor bits from docking incl SetActiveIdUsingNavAndKeys().
No need to clear fields before deletion. DX12: renamed to match docking branch.
2021-06-29 15:25:19 +02:00
ocornut
70c603854e Backends: moved global to a data structure to facilitate support for multi-contexts. (, , , , , )
This is NOT enable multi-contexts for any backends
- in order to make this commit as harmless as possible, while containing all the cruft/renaming
-
2021-06-29 14:37:58 +02:00
Chaoya Li
2ab7f96f21 Backends: OpenGL3: Enable OES_vertex_array_object extension for emscripten/wasm build (, ) 2021-06-25 16:19:55 +02:00
Ivan Sokolov
0905439c31 Backends: OpenGL3: Destroy shader objects right away ()
In OpenGL, after a shader program has been linked, shader objects don't need to be kept neither attached to the program nor in existence
2021-06-21 11:51:51 +02:00
Tatsuya Yatagawa
fe24591411
Backends: OpenGL3: Fix access violation due to NULL from glGetStringi. () 2021-06-05 16:27:31 +02:00
ocornut
838c16533d Backends: Comments. 2021-05-27 13:59:35 +02:00
ocornut
556689591c Backends: OpenGL3: Handle GL_CLIP_ORIGIN on <4.5 contexts if "GL_ARB_clip_control" extension is detected. (, )
Expecting this to somehow cause another issue but we will fix it when it comes.
2021-05-24 23:46:25 +02:00
thedmd
3c72e5142b Backends: Replace direct access to TextureId with GetTexID() call in ImDrawCmd. () 2021-05-19 18:39:18 +02:00
Sam Jones
71dda216ef Backends: OpenGL3: Don't try to read GL_CLIP_ORIGIN unless we're OpenGL 4.5. (, , ) 2021-04-06 12:39:47 +02:00
ocornut
bda12e5fdd Backends: Rework blending equation to preserve alpha in output buffer accross all backends. (, , , , , , )
Some of the viewport ideas from  are not in there yet (e.g. Vulkan: setting compositeAlpha based on cap.supportedCompositeAlpha)
2021-02-18 11:38:41 +01:00
ocornut
58a0a7058c Backends: Using SetTexID() consistently instead of assigning to ->TexID. May make the later obsolete eventually. 2021-02-03 18:30:26 +01:00
ocornut
9bcf77eb81 Fixed using IsItemEdited() after Combo() not matching the return value from Combo(). () + fix some PVS warnings, fix typo, blanks.
Amend e28b1078
2021-01-04 19:15:20 +01:00
ocornut
7d5d5711c2 Backends: OpenGL2, OpenGL3: Backup and restore GL_SHADE_MODAL, GL_STENCIL_TEST, clear GL_NORMAL_ARRAY. Comments., (, ) 2021-01-03 17:01:54 +01:00
ocornut
5292320110 Amend ffe8f0177f () + readme fixes 2020-10-23 11:25:26 +02:00
Louis Schnellbach
ffe8f0177f Backends: OpenGL3: Backup/restore GL_PRIMITIVE_RESTART state () 2020-10-23 11:17:56 +02:00
xndcn
127f132447 Backends: OpenGL3: Add compatibility of GL_VERSION for GL 2.x ()
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
2020-10-15 19:48:45 +02:00
ocornut
b1a18d82e3 Moving backends code from examples/ to backends/ (step 6: update markdown documentation) 2020-10-14 14:42:00 +02:00
ocornut
d9b2fb7338 Moving backends code from examples/ to backends/ (step 1: moving source files) 2020-10-14 14:41:40 +02:00