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Diffstat (limited to 'mochie_shadow_caster.cginc')
| -rw-r--r-- | mochie_shadow_caster.cginc | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/mochie_shadow_caster.cginc b/mochie_shadow_caster.cginc new file mode 100644 index 0000000..2240f5e --- /dev/null +++ b/mochie_shadow_caster.cginc @@ -0,0 +1,64 @@ +#ifndef __MOCHIE_SHADOW_CASTER_INC +#define __MOCHIE_SHADOW_CASTER_INC + +// Source: https://github.com/cnlohr/shadertrixx?tab=readme-ov-file#shadowcasting +// MIT License +// +// NOTE: Much content here is originally from others. Content in third party +// folder may not be fully MIT-licensable. +// +// Copyright (c) 2021 cnlohr, et. al. +// +// All other content in this repository falls under the following terms: +// +// Permission is hereby granted, free of charge, to any person obtaining a copy +// of this software and associated documentation files (the "Software"), to deal +// in the Software without restriction, including without limitation the rights +// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +// copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in all +// copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +// SOFTWARE. + +#pragma vertex vert +#pragma fragment frag +#pragma multi_compile_instancing +#pragma multi_compile_shadowcaster +#include "UnityCG.cginc" + +struct appdata { + float4 vertex : POSITION; + float3 normal : NORMAL; + UNITY_VERTEX_INPUT_INSTANCE_ID +}; + +struct v2f { + float4 pos : SV_POSITION; + UNITY_VERTEX_INPUT_INSTANCE_ID + UNITY_VERTEX_OUTPUT_STEREO +}; + +v2f vert (appdata v){ + v2f o = (v2f)0; + UNITY_SETUP_INSTANCE_ID(v); + UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o); + TRANSFER_SHADOW_CASTER_NORMALOFFSET(o) + return o; +} + +float4 frag (v2f i) : SV_Target { + UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(i); + return 0; +} + +#endif // __MOCHIE_SHADOW_CASTER_INC + |