зеркало из https://github.com/stride3d/xkslang.git
315 строки
7.1 KiB
GLSL
315 строки
7.1 KiB
GLSL
#version 450 core
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#extension GL_ARB_gpu_shader_int64: enable
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#extension GL_AMD_gpu_shader_half_float: enable
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#extension GL_AMD_gpu_shader_int16: enable
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layout(binding = 0) uniform Uniforms
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{
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uint i;
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};
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// int16/uint16 in block
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layout(std140, binding = 1) uniform Block
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{
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i16vec3 i16v;
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uint16_t u16;
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} block;
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// int16/uint16 for input
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layout(location = 0) in flat u16vec3 iu16v;
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layout(location = 1) in flat int16_t ii16;
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void literal()
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{
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const int16_t i16c[3] =
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{
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0x111S, // Hex
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-2s, // Dec
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0400s, // Oct
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};
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const uint16_t u16c[] =
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{
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0xFFFFus, // Hex
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65535US, // Dec
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0177777us, // Oct
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};
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uint16_t u16 = i16c[i] + u16c[i];
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}
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void operators()
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{
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u16vec3 u16v;
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int16_t i16;
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uint16_t u16;
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int i;
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uint u;
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bool b;
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// Unary
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u16v++;
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i16--;
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++i16;
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--u16v;
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u16v = ~u16v;
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i16 = +i16;
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u16v = -u16v;
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// Arithmetic
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u16 += i16;
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u16v -= u16v;
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i16 *= i16;
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u16v /= u16v;
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u16v %= i16;
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u16v = u16v + u16v;
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u16 = i16 - u16;
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u16v = u16v * i16;
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i16 = i16 * i16;
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i16 = i16 % i16;
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// Shift
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u16v <<= i16;
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i16 >>= u16v.y;
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i16 = i16 << u16v.z;
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u16v = u16v << i16;
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// Relational
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b = (u16v.x != i16);
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b = (i16 == u16v.x);
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b = (u16v.x > u16v.y);
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b = (i16 < u);
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b = (u16v.y >= u16v.x);
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b = (i16 <= i);
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// Bitwise
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u16v |= i16;
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u16 = i16 | u16;
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i16 &= i16;
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u16v = u16v & u16v;
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u16v ^= i16;
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u16v = u16v ^ i16;
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}
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void typeCast()
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{
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bvec2 bv;
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ivec2 iv;
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uvec2 uv;
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vec2 fv;
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dvec2 dv;
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f16vec2 f16v;
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i64vec2 i64v;
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u64vec2 u64v;
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i16vec2 i16v;
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u16vec2 u16v;
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i16v = i16vec2(bv); // bool -> int16
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u16v = u16vec2(bv); // bool -> uint16
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bv = bvec2(i16v); // int16 -> bool
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bv = bvec2(u16v); // uint16 -> bool
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i16v = i16vec2(iv); // int -> int16
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u16v = u16vec2(iv); // int -> uint16
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iv = i16v; // int16 -> int
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iv = ivec2(u16v); // uint16 -> int
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i16v = i16vec2(uv); // uint -> int16
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u16v = u16vec2(uv); // uint -> uint16
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uv = i16v; // int16 -> uint
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uv = u16v; // uint16 -> uint
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i16v = i16vec2(fv); // float -> int16
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u16v = u16vec2(fv); // float -> uint16
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fv = i16v; // int16 -> float
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fv = u16v; // uint16 -> float
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i16v = i16vec2(dv); // double -> int16
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u16v = u16vec2(dv); // double -> uint16
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dv = i16v; // int16 -> double
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dv = u16v; // uint16 -> double
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i16v = i16vec2(f16v); // float16 -> int16
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u16v = u16vec2(f16v); // float16 -> uint16
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f16v = i16v; // int16 -> float16
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f16v = u16v; // uint16 -> float16
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i16v = i16vec2(i64v); // int64 -> int16
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u16v = u16vec2(i64v); // int64 -> uint16
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i64v = i16v; // int16 -> int64
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i64v = i64vec2(u16v); // uint16 -> int64
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i16v = i16vec2(u64v); // uint64 -> int16
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u16v = u16vec2(u64v); // uint64 -> uint16
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u64v = i16v; // int16 -> uint64
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u64v = u16v; // uint16 -> uint64
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i16v = i16vec2(u16v); // uint16 -> int16
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u16v = i16v; // int16 -> uint16
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}
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void builtinFuncs()
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{
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i16vec2 i16v;
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u16vec3 u16v;
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f16vec3 f16v;
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bvec3 bv;
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int16_t i16;
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uint16_t u16;
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// abs()
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i16v = abs(i16v);
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// sign()
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i16v = sign(i16v);
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// min()
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i16v = min(i16v, i16);
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i16v = min(i16v, i16vec2(-1s));
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u16v = min(u16v, u16);
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u16v = min(u16v, u16vec3(0us));
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// max()
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i16v = max(i16v, i16);
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i16v = max(i16v, i16vec2(-1s));
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u16v = max(u16v, u16);
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u16v = max(u16v, u16vec3(0us));
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// clamp()
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i16v = clamp(i16v, -i16, i16);
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i16v = clamp(i16v, -i16v, i16v);
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u16v = clamp(u16v, -u16, u16);
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u16v = clamp(u16v, -u16v, u16v);
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// mix()
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i16 = mix(i16v.x, i16v.y, true);
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i16v = mix(i16vec2(i16), i16vec2(-i16), bvec2(false));
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u16 = mix(u16v.x, u16v.y, true);
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u16v = mix(u16vec3(u16), u16vec3(-u16), bvec3(false));
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// frexp()
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i16vec3 exp;
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f16v = frexp(f16v, exp);
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// ldexp()
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f16v = ldexp(f16v, exp);
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// float16BitsToInt16()
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i16v = float16BitsToInt16(f16v.xy);
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// float16BitsToUint16()
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u16v.x = float16BitsToUint16(f16v.z);
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// int16BitsToFloat16()
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f16v.xy = int16BitsToFloat16(i16v);
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// uint16BitsToFloat16()
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f16v = uint16BitsToFloat16(u16v);
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// packInt2x16()
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int packi = packInt2x16(i16v);
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// unpackInt2x16()
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i16v = unpackInt2x16(packi);
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// packUint2x16()
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uint packu = packUint2x16(u16v.xy);
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// unpackUint2x16()
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u16v.xy = unpackUint2x16(packu);
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// packInt4x16()
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int64_t packi64 = packInt4x16(i16vec4(i16));
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// unpackInt4x16()
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i16v = unpackInt4x16(packi64).xy;
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// packUint4x16()
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uint64_t packu64 = packUint4x16(u16vec4(u16));
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// unpackUint4x16()
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u16v = unpackUint4x16(packu64).xyz;
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// lessThan()
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bv = lessThan(u16v, u16vec3(u16));
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bv.xy = lessThan(i16v, i16vec2(i16));
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// lessThanEqual()
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bv = lessThanEqual(u16v, u16vec3(u16));
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bv.xy = lessThanEqual(i16v, i16vec2(i16));
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// greaterThan()
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bv = greaterThan(u16v, u16vec3(u16));
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bv.xy = greaterThan(i16v, i16vec2(i16));
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// greaterThanEqual()
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bv = greaterThanEqual(u16v, u16vec3(u16));
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bv.xy = greaterThanEqual(i16v, i16vec2(i16));
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// equal()
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bv = equal(u16v, u16vec3(u16));
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bv.xy = equal(i16v, i16vec2(i16));
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// notEqual()
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bv = notEqual(u16v, u16vec3(u16));
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bv.xy = notEqual(i16v, i16vec2(i16));
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}
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// Type conversion for specialization constant
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layout(constant_id = 100) const int64_t si64 = -10L;
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layout(constant_id = 101) const uint64_t su64 = 20UL;
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layout(constant_id = 102) const int si = -5;
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layout(constant_id = 103) const uint su = 4;
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layout(constant_id = 104) const bool sb = true;
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layout(constant_id = 105) const int16_t si16 = -5S;
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layout(constant_id = 106) const uint16_t su16 = 4US;
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// bool <-> int16/uint16
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const bool i16_to_b = bool(si16);
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const bool u16_to_b = bool(su16);
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const int16_t b_to_i16 = int16_t(sb);
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const uint16_t b_to_u16 = uint16_t(sb);
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// int <-> int16/uint16
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const int i16_to_i = int(si16);
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const int u16_to_i = int(su16);
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const int16_t i_to_i16 = int16_t(si);
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const uint16_t i_to_u16 = uint16_t(si);
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// uint <-> int16/uint16
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const uint i16_to_u = uint(si16);
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const uint u16_to_u = uint(su16);
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const int16_t u_to_i16 = int16_t(su);
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const uint16_t u_to_u16 = uint16_t(su);
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// int64 <-> int16/uint16
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const int64_t i16_to_i64 = int64_t(si16);
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const int64_t u16_to_i64 = int64_t(su16);
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const int16_t i64_to_i16 = int16_t(si64);
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const uint16_t i64_to_u16 = uint16_t(si64);
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// uint64 <-> int16/uint16
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const uint64_t i16_to_u64 = uint64_t(si16);
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const uint64_t u16_to_u64 = uint64_t(su16);
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const int16_t u64_to_i16 = int16_t(su64);
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const uint16_t u64_to_u16 = uint16_t(su64);
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// int16 <-> uint16
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const uint16_t i16_to_u16 = uint16_t(si16);
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const int16_t u16_to_i16 = int16_t(su16);
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void main()
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{
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literal();
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operators();
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typeCast();
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builtinFuncs();
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}
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