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Add shaders re-implemented in HLSL

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These were written against the shaders at revision eddd724e7.
There have been changes made since then, which will need to be mirrored.

See `data/hlsl/README.md` for the current status of each sample.
This commit is contained in:
Ben Clayton 2020-05-21 10:20:19 +00:00
parent 10a1ecaf7b
commit cce75f1859
287 changed files with 11263 additions and 0 deletions
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29
data/hlsl/pipelines/phong.frag Normal file
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// Copyright 2020 Google LLC
Texture2D textureColorMap : register(t1);
SamplerState samplerColorMap : register(s1);
struct VSOutput
{
[[vk::location(0)]] float3 Normal : NORMAL0;
[[vk::location(1)]] float3 Color : COLOR0;
[[vk::location(2)]] float2 UV : TEXCOORD0;
[[vk::location(3)]] float3 ViewVec : TEXCOORD1;
[[vk::location(4)]] float3 LightVec : TEXCOORD2;
};
float4 main(VSOutput input) : SV_TARGET
{
// Desaturate color
float3 color = lerp(input.Color, dot(float3(0.2126,0.7152,0.0722), input.Color).xxx, 0.65);
// High ambient colors because mesh materials are pretty dark
float3 ambient = color * float3(1.0, 1.0, 1.0);
float3 N = normalize(input.Normal);
float3 L = normalize(input.LightVec);
float3 V = normalize(input.ViewVec);
float3 R = reflect(-L, N);
float3 diffuse = max(dot(N, L), 0.0) * color;
float3 specular = pow(max(dot(R, V), 0.0), 32.0) * float3(0.35, 0.35, 0.35);
return float4(ambient + diffuse * 1.75 + specular, 1.0);
}

44
data/hlsl/pipelines/phong.vert Normal file
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// Copyright 2020 Google LLC
struct VSInput
{
[[vk::location(0)]] float3 Pos : POSITION0;
[[vk::location(1)]] float3 Normal : NORMAL0;
[[vk::location(2)]] float2 UV : TEXCOORD0;
[[vk::location(3)]] float3 Color : COLOR0;
};
struct UBO
{
float4x4 projection;
float4x4 model;
float4 lightPos;
};
cbuffer ubo : register(b0) { UBO ubo; }
struct VSOutput
{
float4 Pos : SV_POSITION;
[[vk::location(0)]] float3 Normal : NORMAL0;
[[vk::location(1)]] float3 Color : COLOR0;
[[vk::location(2)]] float2 UV : TEXCOORD0;
[[vk::location(3)]] float3 ViewVec : TEXCOORD1;
[[vk::location(4)]] float3 LightVec : TEXCOORD2;
};
VSOutput main(VSInput input)
{
VSOutput output = (VSOutput)0;
output.Normal = input.Normal;
output.Color = input.Color;
output.UV = input.UV;
output.Pos = mul(ubo.projection, mul(ubo.model, float4(input.Pos.xyz, 1.0)));
float4 pos = mul(ubo.model, float4(input.Pos, 1.0));
output.Normal = mul((float3x3)ubo.model, input.Normal);
float3 lPos = mul((float3x3)ubo.model, ubo.lightPos.xyz);
output.LightVec = lPos - pos.xyz;
output.ViewVec = -pos.xyz;
return output;
}

37
data/hlsl/pipelines/toon.frag Normal file
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// Copyright 2020 Google LLC
Texture2D textureColorMap : register(t1);
SamplerState samplerColorMap : register(s1);
struct VSOutput
{
[[vk::location(0)]] float3 Normal : NORMAL0;
[[vk::location(1)]] float3 Color : COLOR0;
[[vk::location(2)]] float2 UV : TEXCOORD0;
[[vk::location(3)]] float3 ViewVec : TEXCOORD1;
[[vk::location(4)]] float3 LightVec : TEXCOORD2;
};
float4 main(VSOutput input) : SV_TARGET
{
// Desaturate color
float3 color = lerp(input.Color, dot(float3(0.2126,0.7152,0.0722), input.Color).xxx, 0.65);
// High ambient colors because mesh materials are pretty dark
float3 ambient = color * float3(1.0, 1.0, 1.0);
float3 N = normalize(input.Normal);
float3 L = normalize(input.LightVec);
float3 V = normalize(input.ViewVec);
float3 R = reflect(-L, N);
float3 diffuse = max(dot(N, L), 0.0) * color;
float3 specular = pow(max(dot(R, V), 0.0), 16.0) * float3(0.75, 0.75, 0.75);
float intensity = dot(N,L);
float shade = 1.0;
shade = intensity < 0.5 ? 0.75 : shade;
shade = intensity < 0.35 ? 0.6 : shade;
shade = intensity < 0.25 ? 0.5 : shade;
shade = intensity < 0.1 ? 0.25 : shade;
return float4(input.Color * 3.0 * shade, 1);
}

44
data/hlsl/pipelines/toon.vert Normal file
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// Copyright 2020 Google LLC
struct VSInput
{
[[vk::location(0)]] float3 Pos : POSITION0;
[[vk::location(1)]] float3 Normal : NORMAL0;
[[vk::location(2)]] float2 UV : TEXCOORD0;
[[vk::location(3)]] float3 Color : COLOR0;
};
struct UBO
{
float4x4 projection;
float4x4 model;
float4 lightPos;
};
cbuffer ubo : register(b0) { UBO ubo; }
struct VSOutput
{
float4 Pos : SV_POSITION;
[[vk::location(0)]] float3 Normal : NORMAL0;
[[vk::location(1)]] float3 Color : COLOR0;
[[vk::location(2)]] float2 UV : TEXCOORD0;
[[vk::location(3)]] float3 ViewVec : TEXCOORD1;
[[vk::location(4)]] float3 LightVec : TEXCOORD2;
};
VSOutput main(VSInput input)
{
VSOutput output = (VSOutput)0;
output.Normal = input.Normal;
output.Color = input.Color;
output.UV = input.UV;
output.Pos = mul(ubo.projection, mul(ubo.model, float4(input.Pos.xyz, 1.0)));
float4 pos = mul(ubo.model, float4(input.Pos, 1.0));
output.Normal = mul((float3x3)ubo.model, input.Normal);
float3 lPos = mul((float3x3)ubo.model, ubo.lightPos.xyz);
output.LightVec = lPos - pos.xyz;
output.ViewVec = -pos.xyz;
return output;
}

6
data/hlsl/pipelines/wireframe.frag Normal file
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// Copyright 2020 Google LLC
float4 main([[vk::location(0)]] float3 Color : COLOR0) : SV_TARGET
{
return float4(Color * 1.5, 1);
}

29
data/hlsl/pipelines/wireframe.vert Normal file
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// Copyright 2020 Google LLC
struct VSInput
{
[[vk::location(0)]] float4 Pos : POSITION0;
[[vk::location(3)]] float3 Color : COLOR0;
};
struct UBO
{
float4x4 projection;
float4x4 model;
};
cbuffer ubo : register(b0) { UBO ubo; }
struct VSOutput
{
float4 Pos : SV_POSITION;
[[vk::location(0)]] float3 Color : COLOR0;
};
VSOutput main(VSInput input)
{
VSOutput output = (VSOutput)0;
output.Color = input.Color;
output.Pos = mul(ubo.projection, mul(ubo.model, input.Pos));
return output;
}