From 100896e080bc6f09177fbf4aa6ad4b587bd95ed5 Mon Sep 17 00:00:00 2001
From: Antonio Vazquez <blendergit@gmail.com>
Date: Mon, 30 Mar 2020 18:18:37 +0200
Subject: GPencil: Rename Overlay blend mode to Hard Light

Differential Revision: https://developer.blender.org/D7280
---
 source/blender/draw/engines/gpencil/gpencil_cache_utils.c         | 6 +++---
 .../blender/draw/engines/gpencil/shaders/gpencil_common_lib.glsl  | 8 ++++----
 source/blender/makesdna/DNA_gpencil_types.h                       | 2 +-
 source/blender/makesrna/intern/rna_gpencil.c                      | 2 +-
 4 files changed, 9 insertions(+), 9 deletions(-)

(limited to 'source/blender')

diff --git a/source/blender/draw/engines/gpencil/gpencil_cache_utils.c b/source/blender/draw/engines/gpencil/gpencil_cache_utils.c
index a5f67b7831e..f8f55843a29 100644
--- a/source/blender/draw/engines/gpencil/gpencil_cache_utils.c
+++ b/source/blender/draw/engines/gpencil/gpencil_cache_utils.c
@@ -314,12 +314,12 @@ GPENCIL_tLayer *gpencil_layer_cache_add(GPENCIL_PrivateData *pd,
         break;
       case eGplBlendMode_Multiply:
       case eGplBlendMode_Divide:
-      case eGplBlendMode_Overlay:
+      case eGplBlendMode_HardLight:
         state |= DRW_STATE_BLEND_MUL;
         break;
     }
 
-    if (ELEM(gpl->blend_mode, eGplBlendMode_Subtract, eGplBlendMode_Overlay)) {
+    if (ELEM(gpl->blend_mode, eGplBlendMode_Subtract, eGplBlendMode_HardLight)) {
       /* For these effect to propagate, we need a signed floating point buffer. */
       pd->use_signed_fb = true;
     }
@@ -336,7 +336,7 @@ GPENCIL_tLayer *gpencil_layer_cache_add(GPENCIL_PrivateData *pd,
     DRW_shgroup_stencil_mask(grp, 0xFF);
     DRW_shgroup_call_procedural_triangles(grp, NULL, 1);
 
-    if (gpl->blend_mode == eGplBlendMode_Overlay) {
+    if (gpl->blend_mode == eGplBlendMode_HardLight) {
       /* We cannot do custom blending on MultiTarget framebuffers.
        * Workaround by doing 2 passes. */
       grp = DRW_shgroup_create(sh, tgp_layer->blend_ps);
diff --git a/source/blender/draw/engines/gpencil/shaders/gpencil_common_lib.glsl b/source/blender/draw/engines/gpencil/shaders/gpencil_common_lib.glsl
index 5155bfeab90..54b2369b32b 100644
--- a/source/blender/draw/engines/gpencil/shaders/gpencil_common_lib.glsl
+++ b/source/blender/draw/engines/gpencil/shaders/gpencil_common_lib.glsl
@@ -77,12 +77,12 @@ layout(std140) uniform gpLightBlock
 
 /* Must match eGPLayerBlendModes */
 #define MODE_REGULAR 0
-#define MODE_OVERLAY 1
+#define MODE_HARDLIGHT 1
 #define MODE_ADD 2
 #define MODE_SUB 3
 #define MODE_MULTIPLY 4
 #define MODE_DIVIDE 5
-#define MODE_OVERLAY_SECOND_PASS 999
+#define MODE_HARDLIGHT_SECOND_PASS 999
 
 void blend_mode_output(
     int blend_mode, vec4 color, float opacity, out vec4 frag_color, out vec4 frag_revealage)
@@ -104,7 +104,7 @@ void blend_mode_output(
       color.a *= opacity;
       frag_revealage = frag_color = clamp(1.0 / max(vec4(1e-6), 1.0 - color * color.a), 0.0, 1e18);
       break;
-    case MODE_OVERLAY:
+    case MODE_HARDLIGHT:
       /* Reminder: Blending func is multiply blend (dst.rgba * src.rgba).*/
       /**
        * We need to separate the overlay equation into 2 term (one mul and one add).
@@ -122,7 +122,7 @@ void blend_mode_output(
       frag_revealage = frag_color = 2.0 * s + 2.0 * color * (1.0 - s * 2.0);
       frag_revealage = max(vec4(0.0), frag_revealage);
       break;
-    case MODE_OVERLAY_SECOND_PASS:
+    case MODE_HARDLIGHT_SECOND_PASS:
       /* Reminder: Blending func is additive blend (dst.rgba + src.rgba).*/
       color = mix(vec4(0.5), color, color.a * opacity);
       frag_revealage = frag_color = (-1.0 + 2.0 * color) * step(-0.5, -color);
diff --git a/source/blender/makesdna/DNA_gpencil_types.h b/source/blender/makesdna/DNA_gpencil_types.h
index a90935bfe62..de66be3c1be 100644
--- a/source/blender/makesdna/DNA_gpencil_types.h
+++ b/source/blender/makesdna/DNA_gpencil_types.h
@@ -468,7 +468,7 @@ typedef enum eGPDlayer_OnionFlag {
 /* layer blend_mode */
 typedef enum eGPLayerBlendModes {
   eGplBlendMode_Regular = 0,
-  eGplBlendMode_Overlay = 1,
+  eGplBlendMode_HardLight = 1,
   eGplBlendMode_Add = 2,
   eGplBlendMode_Subtract = 3,
   eGplBlendMode_Multiply = 4,
diff --git a/source/blender/makesrna/intern/rna_gpencil.c b/source/blender/makesrna/intern/rna_gpencil.c
index deacd8e1cfc..10a8f4cd9d2 100644
--- a/source/blender/makesrna/intern/rna_gpencil.c
+++ b/source/blender/makesrna/intern/rna_gpencil.c
@@ -114,7 +114,7 @@ static const EnumPropertyItem rna_enum_gplayer_move_type_items[] = {
 
 static const EnumPropertyItem rna_enum_layer_blend_modes_items[] = {
     {eGplBlendMode_Regular, "REGULAR", 0, "Regular", ""},
-    {eGplBlendMode_Overlay, "OVERLAY", 0, "Overlay", ""},
+    {eGplBlendMode_HardLight, "HARDLIGHT", 0, "Hard Light", ""},
     {eGplBlendMode_Add, "ADD", 0, "Add", ""},
     {eGplBlendMode_Subtract, "SUBTRACT", 0, "Subtract", ""},
     {eGplBlendMode_Multiply, "MULTIPLY", 0, "Multiply", ""},
-- 
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