46 lines
1.3 KiB
HLSL
46 lines
1.3 KiB
HLSL
// Shapes © Freya Holmér - https://twitter.com/FreyaHolmer/
|
|
// Website & Documentation - https://acegikmo.com/shapes/
|
|
#include "UnityCG.cginc"
|
|
#include "../Shapes.cginc"
|
|
#pragma target 3.0
|
|
|
|
UNITY_INSTANCING_BUFFER_START(Props)
|
|
PROP_DEF(half4, _Color)
|
|
PROP_DEF(half, _Radius)
|
|
PROP_DEF(int, _RadiusSpace)
|
|
UNITY_INSTANCING_BUFFER_END(Props)
|
|
|
|
struct VertexInput {
|
|
float4 vertex : POSITION;
|
|
UNITY_VERTEX_INPUT_INSTANCE_ID
|
|
};
|
|
struct VertexOutput {
|
|
float4 pos : SV_POSITION;
|
|
half pxCoverage : TEXCOORD0;
|
|
UNITY_FOG_COORDS(1)
|
|
UNITY_VERTEX_INPUT_INSTANCE_ID
|
|
UNITY_VERTEX_OUTPUT_STEREO
|
|
};
|
|
|
|
VertexOutput vert(VertexInput v) {
|
|
UNITY_SETUP_INSTANCE_ID(v);
|
|
VertexOutput o = (VertexOutput)0;
|
|
UNITY_TRANSFER_INSTANCE_ID(v, o);
|
|
UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
|
|
|
|
half radiusTarget = PROP(_Radius);
|
|
int radiusSpace = PROP(_RadiusSpace);
|
|
LineWidthData widthData = GetScreenSpaceWidthDataSimple( OBJ_ORIGIN, CAM_RIGHT, radiusTarget * 2, radiusSpace );
|
|
o.pxCoverage = widthData.thicknessPixelsTarget;
|
|
half radius = widthData.thicknessMeters * 0.5;
|
|
half3 localPos = v.vertex.xyz * radius;
|
|
o.pos = LocalToClipPos( localPos );
|
|
UNITY_TRANSFER_FOG(o,o.pos);
|
|
return o;
|
|
}
|
|
|
|
FRAG_OUTPUT_V4 frag( VertexOutput i ) : SV_Target {
|
|
UNITY_SETUP_INSTANCE_ID(i);
|
|
half4 color = PROP(_Color);
|
|
return SHAPES_OUTPUT( color, saturate(i.pxCoverage), i );
|
|
} |