DRW: Remove unecessary GL calls

1 files changed, 26 insertions, 22 deletions

diff --git a/source/blender/draw/intern/draw_common.c b/source/blender/draw/intern/draw_common.c
index 30b1ebe07cd..f90028d4486 100644
--- a/source/blender/draw/intern/draw_common.c
+++ b/source/blender/draw/intern/draw_common.c
@@ -47,6 +47,30 @@ GlobalsUboStorage ts;
 struct GPUUniformBuffer *globals_ubo = NULL;
 struct GPUTexture *globals_ramp = NULL;
 
+static struct GPUTexture *create_weight_ramp_texture(void)
+{
+	ColorBand ramp = {0};
+	float *colors;
+	int col_size;
+
+	ramp.tot = 3;
+	ramp.data[0].b = 1.0f;
+	ramp.data[1].g = 1.0f;
+	ramp.data[2].r = 1.0f;
+	ramp.data[0].a = ramp.data[1].a = ramp.data[2].a = 1.0f;
+	ramp.data[0].pos = 0.0f;
+	ramp.data[1].pos = 0.5f;
+	ramp.data[2].pos = 1.0f;
+
+	BKE_colorband_evaluate_table_rgba(&ramp, &colors, &col_size);
+
+	struct GPUTexture *tex = GPU_texture_create_1D(col_size, GPU_RGBA8, colors, NULL);
+
+	MEM_freeN(colors);
+
+	return tex;
+}
+
 void DRW_globals_update(void)
 {
 	UI_GetThemeColor4fv(TH_WIRE, ts.colorWire);
@@ -131,29 +155,9 @@ void DRW_globals_update(void)
 
 	DRW_uniformbuffer_update(globals_ubo, &ts);
 
-	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;
-
-	BKE_colorband_evaluate_table_rgba(&ramp, &colors, &col_size);
-
-	if (globals_ramp) {
-		GPU_texture_free(globals_ramp);
+	if (globals_ramp == NULL) {
+		globals_ramp = create_weight_ramp_texture();
 	}
-	globals_ramp = GPU_texture_create_1D(col_size, GPU_RGBA8, colors, NULL);
-
-	MEM_freeN(colors);
 }
 
 /* ********************************* SHGROUP ************************************* */