[Bf-blender-cvs] [cf4041eb054] blender2.8: UI: Widgets: Fix text edit cursor not drawing.

[Clément Foucault]

Commit: cf4041eb05471614bd6f4e38af5986ae9211ef7f
Author: Clément Foucault
Date:   Sun Apr 8 18:54:34 2018 +0200
Branches: blender2.8
https://developer.blender.org/rBcf4041eb05471614bd6f4e38af5986ae9211ef7f

UI: Widgets: Fix text edit cursor not drawing.

Actually it was drawn before the widget. Flushing widget cache and
everything is fine again.

===================================================================

M	source/blender/editors/interface/interface_widgets.c

===================================================================

diff --git a/source/blender/editors/interface/interface_widgets.c b/source/blender/editors/interface/interface_widgets.c
index 4b04c08a952..f15118d5f07 100644
--- a/source/blender/editors/interface/interface_widgets.c
+++ b/source/blender/editors/interface/interface_widgets.c
@@ -1711,6 +1711,10 @@ static void widget_draw_text(uiFontStyle *fstyle, uiWidgetColors *wcol, uiBut *b
 			int selsta_draw, selwidth_draw;
 			
 			if (drawstr[0] != 0) {
+				/* We are drawing on top of widget bases. Flush cache. */
+				glEnable(GL_BLEND);
+				UI_widgetbase_draw_cache_flush();
+				glDisable(GL_BLEND);
 
 				if (but->selsta >= but->ofs) {
 					selsta_draw = BLF_width(fstyle->uifont_id, drawstr + but->ofs, but->selsta - but->ofs);
@@ -1752,6 +1756,10 @@ static void widget_draw_text(uiFontStyle *fstyle, uiWidgetColors *wcol, uiBut *b
 			else {
 				t = 0;
 			}
+			/* We are drawing on top of widget bases. Flush cache. */
+			glEnable(GL_BLEND);
+			UI_widgetbase_draw_cache_flush();
+			glDisable(GL_BLEND);
 
 			unsigned int pos = GWN_vertformat_attr_add(immVertexFormat(), "pos", GWN_COMP_I32, 2, GWN_FETCH_INT_TO_FLOAT);
 			immBindBuiltinProgram(GPU_SHADER_2D_UNIFORM_COLOR);