Getting rid of setlinestyle: Text space margin line.

1 files changed, 24 insertions, 8 deletions

diff --git a/source/blender/editors/space_text/text_draw.c b/source/blender/editors/space_text/text_draw.c
index 148f605f68c..c4e6dde2a64 100644
--- a/source/blender/editors/space_text/text_draw.c
+++ b/source/blender/editors/space_text/text_draw.c
@@ -1501,18 +1501,34 @@ void draw_text_main(SpaceText *st, ARegion *ar)
 		margin_column_x = x + st->cwidth * (st->margin_column - st->left);
 		
 		if (margin_column_x >= x) {
-			setlinestyle(1);
-			unsigned int pos = VertexFormat_add_attrib(immVertexFormat(), "pos", COMP_I32, 2, CONVERT_INT_TO_FLOAT);
-			immBindBuiltinProgram(GPU_SHADER_2D_UNIFORM_COLOR);
+			VertexFormat *format = immVertexFormat();
+			uint shdr_dashed_pos = VertexFormat_add_attrib(format, "pos", COMP_I32, 2, CONVERT_INT_TO_FLOAT);
+			uint shdr_dashed_origin = VertexFormat_add_attrib(format, "line_origin", COMP_I32, 2, CONVERT_INT_TO_FLOAT);
+
+			glEnable(GL_BLEND);
+			glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+			immBindBuiltinProgram(GPU_SHADER_2D_LINE_DASHED_COLOR);
+
+			float viewport_size[4];
+			glGetFloatv(GL_VIEWPORT, viewport_size);
+			immUniform2f("viewport_size", viewport_size[2] / UI_DPI_FAC, viewport_size[3] / UI_DPI_FAC);
+
+			float color1[4];
+			UI_GetThemeColor4fv(TH_GRID, color1);  /* same color as line number background */
+			immUniform4fv("color1", color1);
+			immUniform4f("color2", 0.0f, 0.0f, 0.0f, 0.0f);
+			immUniform1f("dash_width", 2.0f);
+			immUniform1f("dash_width_on", 1.0f);
 
-			/* same color as line number background */
-			immUniformThemeColor(TH_GRID);
 			immBegin(PRIM_LINES, 2);
-			immVertex2i(pos, margin_column_x, 0);
-			immVertex2i(pos, margin_column_x, ar->winy - 2);
+			immAttrib2i(shdr_dashed_origin, margin_column_x, 0);
+			immVertex2i(shdr_dashed_pos, margin_column_x, 0);
+			immVertex2i(shdr_dashed_pos, margin_column_x, ar->winy - 2);
 			immEnd();
 			immUnbindProgram();
-			setlinestyle(0);
+
+			glDisable(GL_BLEND);
 		}
 	}