michele/sledgemapper
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working shader

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Michele 2021-01-09 20:50:57 +00:00
parent 07685fcd9c
commit be8e56cf27
3 changed files with 32 additions and 202 deletions
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53
Sledgemapper/Content/shaders/OutlineShader.fx
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@ -7,60 +7,46 @@
#define PS_SHADERMODEL ps_4_0_level_9_1
#endif
float2 TexelSize; // should be (1f/textureSize.X, 1f/textureSize.Y)
int shadow;
int BorderSize;
float R;
float G;
float B;
Texture2D SpriteTexture;
sampler2D SpriteTextureSampler = sampler_state
{
Texture = <SpriteTexture>;
};
struct VertexShaderOutput
{
float4 Color : COLOR0;
float2 TextureCoordinates : TEXCOORD0;
};
sampler ColorMapSampler = sampler_state
{
Texture = <ColorMap>;
MinFilter = Linear;
MagFilter = Linear;
MipFilter = Linear;
AddressU = Clamp;
AddressV = Clamp;
};
float4 MainPS(VertexShaderOutput input) : COLOR
{
float4 color = tex2D(ColorMapSampler, input.TextureCoordinates);
float2 offsetX = float2(TexelSize.x, 0);
float2 offsetY = { 0, TexelSize.y };
float4 color = tex2D(SpriteTextureSampler, input.TextureCoordinates);
if (color.a > 0)
{
return color;
}
float2 offsetd1 = { TexelSize.x, TexelSize.y };
float2 offsetd2 = { -TexelSize.x, -TexelSize.y };
float2 offsetd3 = { TexelSize.x, -TexelSize.y };
float2 offsetd4 = { -TexelSize.x, TexelSize.y };
float2 offsetX = float2(TexelSize.x, 0);
float2 offsetY = float2( 0, TexelSize.y );
if (color.a == 0)
{
for (int i = 1; i < 16; i++)
for (int i = 1; i < 10; i++)
{
if (i<=BorderSize)
{
float4 c1 = tex2D(ColorMapSampler, input.TextureCoordinates + offsetX*i);
float4 c2 = tex2D(ColorMapSampler, input.TextureCoordinates - offsetX*i);
float4 c3 = tex2D(ColorMapSampler, input.TextureCoordinates + offsetY*i);
float4 c4 = tex2D(ColorMapSampler, input.TextureCoordinates - offsetY*i);
float4 d1 = tex2D(ColorMapSampler, input.TextureCoordinates - offsetd1*i);
float4 d2 = tex2D(ColorMapSampler, input.TextureCoordinates - offsetd2*i);
float4 d3 = tex2D(ColorMapSampler, input.TextureCoordinates - offsetd3*i);
float4 d4 = tex2D(ColorMapSampler, input.TextureCoordinates - offsetd4*i);
float4 c1 = tex2D(SpriteTextureSampler, input.TextureCoordinates + offsetX*i);
float4 c2 = tex2D(SpriteTextureSampler, input.TextureCoordinates - offsetX*i);
float4 c3 = tex2D(SpriteTextureSampler, input.TextureCoordinates + offsetY*i);
float4 c4 = tex2D(SpriteTextureSampler, input.TextureCoordinates - offsetY*i);
float4 d1 = tex2D(SpriteTextureSampler, input.TextureCoordinates - (offsetX+offsetY)*i);
float4 d2 = tex2D(SpriteTextureSampler, input.TextureCoordinates + (offsetX+offsetY)*i);
float4 d3 = tex2D(SpriteTextureSampler, input.TextureCoordinates - (offsetX-offsetY)*i);
float4 d4 = tex2D(SpriteTextureSampler, input.TextureCoordinates - (-offsetX+offsetY)*i);
if (color.a != c1.a || color.a != c2.a|| color.a != c3.a|| color.a != c4.a
|| color.a != d1.a
@ -76,9 +62,6 @@ if (color.a == 0)
}
}
}
return color;
}
return color;
}