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#define EPS 0.000000000001
uniform float4x4 ViewProj;
uniform texture2d image;
uniform texture2d stroke_mask;
uniform texture2d stroke_fill_source;
uniform float4 stroke_fill_color;
uniform float fill_behind = 0.0;
sampler_state textureSampler{
Filter = Linear;
AddressU = Clamp;
AddressV = Clamp;
MinLOD = 0;
MaxLOD = 0;
};
struct VertData
{
float4 pos : POSITION;
float2 uv : TEXCOORD0;
};
VertData mainTransform(VertData v_in)
{
v_in.pos = mul(float4(v_in.pos.xyz, 1.0), ViewProj);
return v_in;
}
float4 mainImageFilterColor(VertData v_in) : TARGET
{
float4 col = image.Sample(textureSampler, v_in.uv);
float mask_alpha = (stroke_mask.Sample(textureSampler, v_in.uv)).a - fill_behind * col.a;
return float4(stroke_fill_color.rgb, stroke_fill_color.a * mask_alpha);
}
float4 mainImageFilterSource(VertData v_in) : TARGET
{
float4 col = image.Sample(textureSampler, v_in.uv);
float mask_alpha = (stroke_mask.Sample(textureSampler, v_in.uv)).a - fill_behind * col.a;
float4 fill_col = stroke_fill_source.Sample(textureSampler, v_in.uv);
return float4(fill_col.rgb, fill_col.a * mask_alpha);
}
float4 mainImageFilterColorInner(VertData v_in) : TARGET
{
float4 col = image.Sample(textureSampler, v_in.uv);
float mask_alpha = (stroke_mask.Sample(textureSampler, v_in.uv)).a * col.a;
return float4(stroke_fill_color.rgb, stroke_fill_color.a * mask_alpha);
}
float4 mainImageFilterSourceInner(VertData v_in) : TARGET
{
float4 col = image.Sample(textureSampler, v_in.uv);
float4 fill_col = stroke_fill_source.Sample(textureSampler, v_in.uv);
float mask_alpha = (stroke_mask.Sample(textureSampler, v_in.uv)).a * col.a;
//return stroke_mask.Sample(textureSampler, v_in.uv);
return float4(fill_col.rgb, fill_col.a * mask_alpha);
}
technique FilterColorOuter
{
pass
{
vertex_shader = mainTransform(v_in);
pixel_shader = mainImageFilterColor(v_in);
}
}
technique FilterSourceOuter
{
pass
{
vertex_shader = mainTransform(v_in);
pixel_shader = mainImageFilterSource(v_in);
}
}
technique FilterColorInner
{
pass
{
vertex_shader = mainTransform(v_in);
pixel_shader = mainImageFilterColorInner(v_in);
}
}
technique FilterSourceInner
{
pass
{
vertex_shader = mainTransform(v_in);
pixel_shader = mainImageFilterSourceInner(v_in);
}
}
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