37 lines
1.4 KiB
HLSL
37 lines
1.4 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(t0);
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SamplerState samplerColorMap : register(s0);
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Texture2D textureGradientRamp : register(t1);
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SamplerState samplerGradientRamp : register(s1);
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struct VSOutput
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{
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float4 Pos : SV_POSITION;
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[[vk::location(0)]] float GradientPos : POSITION0;
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[[vk::location(1)]] float2 CenterPos : POSITION1;
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[[vk::builtin("PointSize")]] float PSize : PSIZE;
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[[vk::location(2)]] float PointSize : TEXCOORD0;
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};
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float4 main(VSOutput input) : SV_TARGET
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{
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float3 color = textureGradientRamp.Sample(samplerGradientRamp, float2(input.GradientPos, 0.0)).rgb;
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float2 PointCoord = (input.Pos.xy - input.CenterPos.xy) / input.PointSize + 0.5;
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return float4(textureColorMap.Sample(samplerColorMap, PointCoord).rgb * color, 1);
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} |