2024-11-21 09:35:48 +08:00

92 lines
2.0 KiB
HLSL

#ifndef SPRITE_UNLIT_INCLUDED
#define SPRITE_UNLIT_INCLUDED
#include "ShaderShared.cginc"
#if defined(_ALPHAPREMULTIPLY_ON)
#undef _STRAIGHT_ALPHA_INPUT
#else
#define _STRAIGHT_ALPHA_INPUT
#endif
#include "../../CGIncludes/Spine-Skeleton-Tint-Common.cginc"
////////////////////////////////////////
// Vertex structs
//
struct VertexInput
{
float4 vertex : POSITION;
float4 texcoord : TEXCOORD0;
fixed4 color : COLOR;
#if defined(_TINT_BLACK_ON)
float2 tintBlackRG : TEXCOORD1;
float2 tintBlackB : TEXCOORD2;
#endif
UNITY_VERTEX_INPUT_INSTANCE_ID
};
struct VertexOutput
{
float4 pos : SV_POSITION;
float2 texcoord : TEXCOORD0;
fixed4 color : COLOR;
#if defined(_FOG)
UNITY_FOG_COORDS(1)
#endif // _FOG
#if defined(_TINT_BLACK_ON)
float3 darkColor : TEXCOORD2;
#endif
UNITY_VERTEX_OUTPUT_STEREO
};
////////////////////////////////////////
// Vertex program
//
VertexOutput vert(VertexInput input)
{
VertexOutput output;
UNITY_SETUP_INSTANCE_ID(input);
UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(output);
output.pos = calculateLocalPos(input.vertex);
output.texcoord = calculateTextureCoord(input.texcoord);
output.color = calculateVertexColor(input.color);
#if defined(_TINT_BLACK_ON)
output.darkColor = GammaToTargetSpace(half3(input.tintBlackRG.r, input.tintBlackRG.g, input.tintBlackB.r))
+ (_Black.rgb * input.color.a);
#endif
#if defined(_FOG)
UNITY_TRANSFER_FOG(output,output.pos);
#endif // _FOG
return output;
}
////////////////////////////////////////
// Fragment program
//
fixed4 frag(VertexOutput input) : SV_Target
{
fixed4 texureColor = calculateTexturePixel(input.texcoord.xy);
RETURN_UNLIT_IF_ADDITIVE_SLOT_TINT(texureColor, input.color, input.darkColor, _Color.a, _Black.a) // shall be called before ALPHA_CLIP
ALPHA_CLIP(texureColor, input.color)
#if defined(_TINT_BLACK_ON)
texureColor = fragTintedColor(texureColor, input.darkColor, input.color, _Color.a, _Black.a);
#endif
fixed4 pixel = calculatePixel(texureColor, input.color);
COLORISE(pixel)
APPLY_FOG(pixel, input)
return pixel;
}
#endif // SPRITE_UNLIT_INCLUDED