diff options
Diffstat (limited to 'source/blender/gpu/intern/gpu_state.cc')
-rw-r--r-- | source/blender/gpu/intern/gpu_state.cc | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/source/blender/gpu/intern/gpu_state.cc b/source/blender/gpu/intern/gpu_state.cc index 44ad9cc9a84..44cc11155bb 100644 --- a/source/blender/gpu/intern/gpu_state.cc +++ b/source/blender/gpu/intern/gpu_state.cc @@ -317,10 +317,39 @@ void GPU_apply_state(void) Context::get()->state_manager->apply_state(); } -/* Will set all the states regardless of the current ones. */ -void GPU_force_state(void) +/** \} */ + +/* -------------------------------------------------------------------- */ +/** \name BGL workaround + * + * bgl makes direct GL calls that makes our state tracking out of date. + * This flag make it so that the pyGPU calls will not override the state set by + * bgl functions. + * \{ */ + +void GPU_bgl_start(void) +{ + StateManager &state_manager = *(Context::get()->state_manager); + if (state_manager.use_bgl == false) { + /* Expected by many addons (see T80169, T81289). + * This will reset the blend function. */ + GPU_blend(GPU_BLEND_NONE); + state_manager.apply_state(); + state_manager.use_bgl = true; + } +} + +void GPU_bgl_end(void) +{ + StateManager &state_manager = *(Context::get()->state_manager); + state_manager.use_bgl = false; + /* Resync state tracking. */ + state_manager.force_state(); +} + +bool GPU_bgl_get(void) { - Context::get()->state_manager->force_state(); + return Context::get()->state_manager->use_bgl; } /** \} */ |