GP: New Glow Shader FX (wip)

New shader to simulate a glow of the color.

The glow can be generated by luminance threshold or using a selection color.

1 files changed, 22 insertions, 0 deletions

diff --git a/source/blender/makesdna/DNA_shader_fx_types.h b/source/blender/makesdna/DNA_shader_fx_types.h
index 3884f72fb56..7c138f21887 100644
--- a/source/blender/makesdna/DNA_shader_fx_types.h
+++ b/source/blender/makesdna/DNA_shader_fx_types.h
@@ -45,6 +45,7 @@ typedef enum ShaderFxType {
 	eShaderFxType_Rim       = 7,
 	eShaderFxType_Colorize  = 8,
 	eShaderFxType_Shadow    = 9,
+	eShaderFxType_Glow      = 10,
 	NUM_SHADER_FX_TYPES
 } ShaderFxType;
 
@@ -127,6 +128,27 @@ typedef enum eFlipShaderFx_Flag {
 	FX_FLIP_VERTICAL = (1 << 1),
 } eFlipShaderFx_Flag;
 
+typedef struct GlowShaderFxData {
+	ShaderFxData shaderfx;
+	float glow_color[3];
+	float select_color[3];
+	float threshold;
+	int   flag; /* flags */
+	int   mode;
+	int   blur[2];
+	int   samples;
+	ShaderFxData_Runtime runtime;
+} GlowShaderFxData;
+
+typedef enum GlowShaderFxModes {
+	eShaderFxGlowMode_Luminance = 0,
+	eShaderFxGlowMode_Color = 1,
+} GlowShaderFxModes;
+
+typedef enum eGlowShaderFx_Flag {
+	FX_GLOW_USE_ALPHA = (1 << 0),
+} eGlowShaderFx_Flag;
+
 typedef struct LightShaderFxData {
 	ShaderFxData shaderfx;
 	struct Object *object;