Cleanup: rename set_inverted_drawing, move to GPU_state

2 files changed, 16 insertions, 0 deletions

diff --git a/source/blender/gpu/GPU_state.h b/source/blender/gpu/GPU_state.h
index 7b970786e5e..efea02eb5a4 100644
--- a/source/blender/gpu/GPU_state.h
+++ b/source/blender/gpu/GPU_state.h
@@ -59,4 +59,6 @@ void GPU_viewport_size_get_i(int coords[4]);
 void GPU_flush(void);
 void GPU_finish(void);
 
+void GPU_logic_op_invert_set(bool enable);
+
 #endif /* __GPU_STATE_H__ */
diff --git a/source/blender/gpu/intern/gpu_state.c b/source/blender/gpu/intern/gpu_state.c
index 7a27fea2f0d..caf97a620ab 100644
--- a/source/blender/gpu/intern/gpu_state.c
+++ b/source/blender/gpu/intern/gpu_state.c
@@ -175,3 +175,17 @@ void GPU_finish(void)
 {
   glFinish();
 }
+
+void GPU_logic_op_invert_set(bool enable)
+{
+  if (enable) {
+    glLogicOp(GL_INVERT);
+    glEnable(GL_COLOR_LOGIC_OP);
+    glDisable(GL_DITHER);
+  }
+  else {
+    glLogicOp(GL_COPY);
+    glDisable(GL_COLOR_LOGIC_OP);
+    glEnable(GL_DITHER);
+  }
+}