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https://bitbucket.org/CPMADevs/cnq3
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54 lines
1.5 KiB
HLSL
54 lines
1.5 KiB
HLSL
/*
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===========================================================================
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Copyright (C) 2024 Gian 'myT' Schellenbaum
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This file is part of Challenge Quake 3 (CNQ3).
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Challenge Quake 3 is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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Challenge Quake 3 is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Challenge Quake 3. If not, see <https://www.gnu.org/licenses/>.
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===========================================================================
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*/
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// depth of field: debug overlay support functions
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#pragma once
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float4 DOF_DebugCoc(float3 color, bool nearField, float nearCoc, float farCoc)
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{
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float blendFactor;
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float3 target;
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if(nearField)
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{
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blendFactor = 0.5 * nearCoc;
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target = float3(0, 1, 0);
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}
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else
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{
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blendFactor = 0.5 * farCoc;
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target = float3(0, 0, 1);
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}
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float4 result = float4(lerp(color, target, blendFactor), 1);
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return result;
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}
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float4 DOF_DebugFocusPlane(float3 color, bool nearField)
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{
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float farFieldFactor = nearField ? 0.0 : 0.25;
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float3 farFieldColor = float3(0.5, 0, 0.5);
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float3 mixed = lerp(color, farFieldColor, farFieldFactor);
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float4 result = float4(mixed, 1);
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return result;
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}
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