mirror of
https://github.com/KhronosGroup/glslang
synced 2024-11-08 19:40:06 +00:00
252 lines
6.2 KiB
GLSL
252 lines
6.2 KiB
GLSL
#version 450
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#extension GL_KHX_shader_explicit_arithmetic_types: enable
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#extension GL_KHX_shader_explicit_arithmetic_types_int8: require
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#extension GL_KHX_shader_explicit_arithmetic_types_int16: require
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#extension GL_KHX_shader_explicit_arithmetic_types_int32: require
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#extension GL_KHX_shader_explicit_arithmetic_types_int64: require
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#extension GL_KHX_shader_explicit_arithmetic_types_float16: require
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#extension GL_KHX_shader_explicit_arithmetic_types_float32: require
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#extension GL_KHX_shader_explicit_arithmetic_types_float64: require
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layout(binding = 0) uniform Uniforms
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{
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uint index;
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};
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layout(std140, binding = 1) uniform Block
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{
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int16_t i16;
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i16vec2 i16v2;
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i16vec3 i16v3;
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i16vec4 i16v4;
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uint16_t u16;
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u16vec2 u16v2;
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u16vec3 u16v3;
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u16vec4 u16v4;
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} block;
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void main()
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{
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}
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void literal()
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{
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const int16_t i16Const[3] =
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{
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int16_t(-0x1111), // Hex
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int16_t(-1), // Dec
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int16_t(040000), // Oct
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};
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int16_t i16 = i16Const[index];
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const uint16_t u16Const[] =
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{
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uint16_t(0xFFFF), // Hex
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uint16_t(65535), // Dec
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uint16_t(077777), // Oct
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};
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uint16_t u16 = u16Const[index];
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}
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void typeCast16()
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{
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i8vec2 i8v;
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u8vec2 u8v;
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i16vec2 i16v;
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u16vec2 u16v;
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i32vec2 i32v;
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u32vec2 u32v;
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i64vec2 i64v;
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u64vec2 u64v;
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f16vec2 f16v;
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f32vec2 f32v;
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f64vec2 f64v;
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bvec2 bv;
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i32v = i16v; // int16_t -> int32_t
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i32v = u16v; // uint16_t -> int32_t
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u16v = i16v; // int16_t -> uint16_t
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u32v = i16v; // int16_t -> uint32_t
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i64v = i16v; // int16_t -> int64_t
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u64v = i16v; // int16_t -> uint64_t
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u32v = u16v; // uint16_t -> uint32_t
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i64v = u16v; // uint16_t -> int64_t
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u64v = u16v; // uint16_t -> uint64_t
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f16v = i16v; // int16_t -> float16_t
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f32v = i16v; // int16_t -> float32_t
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f64v = i16v; // int16_t -> float64_t
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f16v = u16v; // uint16_t -> float16_t
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f32v = u16v; // uint16_t -> float32_t
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f64v = u16v; // uint16_t -> float64_t
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i32v = i32vec2(i16v); // int16_t -> int32_t
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i32v = i32vec2(u16v); // uint16_t -> int32_t
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u16v = u16vec2(i16v); // int16_t -> uint16_t
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u32v = u32vec2(i16v); // int16_t -> uint32_t
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i64v = i64vec2(i16v); // int16_t -> int64_t
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u64v = i64vec2(i16v); // int16_t -> uint64_t
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u32v = u32vec2(u16v); // uint16_t -> uint32_t
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i64v = i64vec2(u16v); // uint16_t -> int64_t
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u64v = i64vec2(u16v); // uint16_t -> uint64_t
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f16v = f16vec2(i16v); // int16_t -> float16_t
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f32v = f32vec2(i16v); // int16_t -> float32_t
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f64v = f64vec2(i16v); // int16_t -> float64_t
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f16v = f16vec2(u16v); // uint16_t -> float16_t
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f32v = f32vec2(u16v); // uint16_t -> float32_t
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f64v = f64vec2(u16v); // uint16_t -> float64_t
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i8v = i8vec2(i16v); // int16_t -> int8_t
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i8v = i8vec2(u16v); // uint16_t -> int8_t
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u8v = u8vec2(i16v); // int16_t -> uint8_t
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u8v = u8vec2(u16v); // uint16_t -> uint8_t
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i16v = u8vec2(u16v); // uint16_t -> int16_t
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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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}
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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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uvec3 uv;
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int32_t i;
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int64_t i64;
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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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i16 += i16;
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u16v -= u16v;
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i *= i16;
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uv /= u16v;
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uv %= i16;
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uv = u16v + uv;
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i64 = i16 - i64;
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uv = u16v * uv;
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i64 = i16 * i64;
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i = i16 % i;
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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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uv = u16v << i;
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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 > uv.y);
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b = (i16 < i);
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b = (u16v.y >= uv.x);
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b = (i16 <= i);
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// Bitwise
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uv |= i16;
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i = i16 | i;
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i64 &= i16;
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uv = u16v & uv;
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uv ^= i16;
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u16v = u16v ^ i16;
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}
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void builtinFuncs()
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{
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i16vec2 i16v;
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i16vec4 i16v4;
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u16vec3 u16v;
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u16vec2 u16v2;
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u16vec4 u16v4;
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bvec3 bv;
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int16_t i16;
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uint16_t u16;
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int32_t i32;
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uint32_t u32;
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int64_t i64;
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uint64_t u64;
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// abs()
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i16v = abs(i16v);
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// sign()
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i16 = sign(i16);
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// min()
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i16v = min(i16v, i16);
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i16v = min(i16v, i16vec2(-1));
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u16v = min(u16v, u16);
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u16v = min(u16v, u16vec3(0));
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// max()
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i16v = max(i16v, i16);
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i16v = max(i16v, i16vec2(-1));
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u16v = max(u16v, u16);
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u16v = max(u16v, u16vec3(0));
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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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//pack
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i32 = pack32(i16v);
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i64 = pack64(i16v4);
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u32 = pack32(u16v2);
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u64 = pack64(u16v4);
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i16v = unpack16(i32);
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i16v4 = unpack16(i64);
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u16v2 = unpack16(u32);
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u16v4 = unpack16(u64);
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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 int16_t si16 = int16_t(-10);
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layout(constant_id = 101) const uint16_t su16 = uint16_t(20);
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