[Bf-blender-cvs] [c541f3abef1] blender2.8: DRW: Fix redundant texture creation

[Clément Foucault]

Commit: c541f3abef105e7a1f3a35c0a070464472d443d7
Author: Clément Foucault
Date:   Tue Dec 11 21:25:17 2018 +0100
Branches: blender2.8
https://developer.blender.org/rBc541f3abef105e7a1f3a35c0a070464472d443d7

DRW: Fix redundant texture creation

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

M	source/blender/draw/intern/draw_common.c

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

diff --git a/source/blender/draw/intern/draw_common.c b/source/blender/draw/intern/draw_common.c
index e3fde3d8a5d..35f060bd3ba 100644
--- a/source/blender/draw/intern/draw_common.c
+++ b/source/blender/draw/intern/draw_common.c
@@ -163,29 +163,28 @@ void DRW_globals_update(void)
 
 	DRW_uniformbuffer_update(globals_ubo, &ts);
 
-	ColorBand ramp = {0};
-	float *colors;
-	int col_size;
+	if (!globals_ramp) {
+		ColorBand ramp = {0};
+		float *colors;
+		int col_size;
 
-	ramp.tot = 3;
-	ramp.data[0].a = 1.0f;
-	ramp.data[0].b = 1.0f;
-	ramp.data[0].pos = 0.0f;
-	ramp.data[1].a = 1.0f;
-	ramp.data[1].g = 1.0f;
-	ramp.data[1].pos = 0.5f;
-	ramp.data[2].a = 1.0f;
-	ramp.data[2].r = 1.0f;
-	ramp.data[2].pos = 1.0f;
+		ramp.tot = 3;
+		ramp.data[0].a = 1.0f;
+		ramp.data[0].b = 1.0f;
+		ramp.data[0].pos = 0.0f;
+		ramp.data[1].a = 1.0f;
+		ramp.data[1].g = 1.0f;
+		ramp.data[1].pos = 0.5f;
+		ramp.data[2].a = 1.0f;
+		ramp.data[2].r = 1.0f;
+		ramp.data[2].pos = 1.0f;
 
-	BKE_colorband_evaluate_table_rgba(&ramp, &colors, &col_size);
+		BKE_colorband_evaluate_table_rgba(&ramp, &colors, &col_size);
 
-	if (globals_ramp) {
-		GPU_texture_free(globals_ramp);
-	}
-	globals_ramp = GPU_texture_create_1D(col_size, GPU_RGBA8, colors, NULL);
+		globals_ramp = GPU_texture_create_1D(col_size, GPU_RGBA8, colors, NULL);
 
-	MEM_freeN(colors);
+		MEM_freeN(colors);
+	}
 
 	/* Weight Painting color ramp texture */
 	bool user_weight_ramp = (U.flag & USER_CUSTOM_RANGE) != 0;