40 lines
1.5 KiB
HLSL
40 lines
1.5 KiB
HLSL
/* Copyright (c) 2024, Sascha Willems
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 the "License";
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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Texture2D textureColorMap : register(t1);
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SamplerState samplerColorMap : register(s1);
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struct VSOutput
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{
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[[vk::location(0)]] float3 Normal : NORMAL0;
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[[vk::location(1)]] float3 Color : COLOR0;
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[[vk::location(2)]] float2 UV : TEXCOORD0;
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[[vk::location(3)]] float3 ViewVec : TEXCOORD1;
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[[vk::location(4)]] float3 LightVec : TEXCOORD2;
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};
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float4 main(VSOutput input) : SV_TARGET
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{
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float4 color = textureColorMap.Sample(samplerColorMap, input.UV) * float4(input.Color, 1.0) * 1.5;
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float3 N = normalize(input.Normal);
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float3 L = normalize(input.LightVec);
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float3 V = normalize(input.ViewVec);
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float3 R = reflect(-L, N);
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float3 diffuse = max(dot(N, L), 0.0) * input.Color;
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float3 specular = pow(max(dot(R, V), 0.0), 4.0) * float3(0.5, 0.5, 0.5) * color.r;
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return float4(diffuse * color.rgb + specular, 1.0);
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} |