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34 lines
991 B
HLSL
34 lines
991 B
HLSL
#ifndef FORWARD_PLUS_LIGHT_HLSLI
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#define FORWARD_PLUS_LIGHT_HLSLI
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struct Light {
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float3 m_origin;
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float m_radius;
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float3 m_direction;
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float3 m_color;
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float m_cos_inner;
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float m_cos_outer;
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};
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struct PackedLight {
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float3 m_origin;
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float m_radius;
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uint4 m_packed_data;
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};
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Light UnpackLight(in PackedLight packed_light) {
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Light light;
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light.m_origin = packed_light.m_origin;
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light.m_radius = packed_light.m_radius;
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light.m_direction.x = f16tof32(packed_light.m_packed_data[0]);
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light.m_direction.y = f16tof32(packed_light.m_packed_data[0] >> 16);
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light.m_direction.z = f16tof32(packed_light.m_packed_data[1]);
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light.m_cos_inner = f16tof32(packed_light.m_packed_data[1] >> 16);
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light.m_color.x = f16tof32(packed_light.m_packed_data[2]);
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light.m_color.y = f16tof32(packed_light.m_packed_data[2] >> 16);
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light.m_color.z = f16tof32(packed_light.m_packed_data[3]);
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light.m_cos_outer = f16tof32(packed_light.m_packed_data[3] >> 16);
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return light;
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}
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#endif |