mirror of
https://github.com/KhronosGroup/glslang
synced 2024-11-12 13:10:06 +00:00
257 lines
6.2 KiB
GLSL
257 lines
6.2 KiB
GLSL
#version 450
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#extension GL_EXT_shader_explicit_arithmetic_types: enable
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#extension GL_EXT_shader_explicit_arithmetic_types_int8: require
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#extension GL_EXT_shader_explicit_arithmetic_types_int16: require
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#extension GL_EXT_shader_explicit_arithmetic_types_int32: require
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#extension GL_EXT_shader_explicit_arithmetic_types_int64: require
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#extension GL_EXT_shader_explicit_arithmetic_types_float16: require
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#extension GL_EXT_shader_explicit_arithmetic_types_float32: require
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#extension GL_EXT_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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int32_t i32;
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i32vec2 i32v2;
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i32vec3 i32v3;
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i32vec4 i32v4;
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uint32_t u32;
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u32vec2 u32v2;
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u32vec3 u32v3;
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u32vec4 u32v4;
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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 int32_t i32Const[3] =
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{
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-0x11111111, // Hex
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-1, // Dec
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04000000000, // Oct
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};
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int32_t i32 = i32Const[index];
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const uint32_t u32Const[] =
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{
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0xFFFFFFFF, // Hex
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4294967295, // Dec
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017777777777, // Oct
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};
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uint32_t u32 = u32Const[index];
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}
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void typeCast32()
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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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u32v = i32v; // int32_t -> uint32_t
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i64v = i32v; // int32_t -> int64_t
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u64v = i32v; // int32_t -> uint64_t
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i64v = u32v; // uint32_t -> int64_t
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u64v = u32v; // uint32_t -> uint64_t
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f32v = i32v; // int32_t -> float32_t
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f64v = i32v; // int32_t -> float64_t
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f32v = u32v; // uint32_t -> float32_t
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f64v = u32v; // uint32_t -> float64_t
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i8v = i8vec2(i32v); // int32_t -> int8_t
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i8v = i8vec2(u32v); // uint32_t -> int8_t
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i16v = i16vec2(i32v); // int32_t -> int16_t
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i16v = i16vec2(u32v); // uint32_t -> int16_t
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i32v = i32vec2(i32v); // int32_t -> int32_t
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i32v = i32vec2(u32v); // uint32_t -> int32_t
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i64v = i64vec2(i32v); // int32_t -> int64_t
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i64v = i64vec2(u32v); // uint32_t -> int64_t
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u8v = u8vec2(i32v); // int32_t -> uint8_t
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u8v = u8vec2(u32v); // uint32_t -> uint8_t
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u16v = u16vec2(i32v); // int32_t -> uint16_t
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u16v = u16vec2(u32v); // uint32_t -> uint16_t
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u32v = u32vec2(i32v); // int32_t -> uint32_t
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u32v = u32vec2(u32v); // uint32_t -> uint32_t
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u64v = u64vec2(i32v); // int32_t -> uint64_t
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u64v = u64vec2(u32v); // uint32_t -> uint64_t
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f16v = f16vec2(i32v); // int32_t -> float16_t
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f32v = f32vec2(i32v); // int32_t -> float32_t
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f64v = f64vec2(i32v); // int32_t -> float64_t
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f16v = f16vec2(u32v); // uint32_t -> float16_t
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f32v = f32vec2(u32v); // uint32_t -> float32_t
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f64v = f64vec2(u32v); // uint32_t -> float64_t
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i32v = i32vec2(bv); // bool -> int32
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u32v = u32vec2(bv); // bool -> uint32
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bv = bvec2(i32v); // int32 -> bool
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bv = bvec2(u32v); // uint32 -> bool
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}
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void operators()
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{
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u32vec3 u32v;
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int32_t i32;
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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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u32v++;
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i32--;
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++i32;
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--u32v;
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u32v = ~u32v;
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i32 = +i32;
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u32v = -u32v;
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// Arithmetic
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i32 += i32;
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u32v -= u32v;
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i *= i32;
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uv /= u32v;
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uv %= i32;
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uv = u32v + uv;
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i64 = i32 - i64;
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uv = u32v * uv;
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i64 = i32 * i64;
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i = i32 % i;
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// Shift
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u32v <<= i32;
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i32 >>= u32v.y;
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i64 = i64 << u32v.z;
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uv = u32v << i;
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// Relational
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b = (u32v.x != i32);
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b = (i32 == u32v.x);
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b = (u32v.x > uv.y);
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b = (i32 < i);
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b = (u32v.y >= uv.x);
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b = (i32 <= i);
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// Bitwise
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uv |= i32;
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i = i32 | i;
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i64 &= i32;
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uv = u32v & uv;
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uv ^= i32;
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u32v = u32v ^ i32;
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}
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void builtinFuncs()
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{
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i32vec2 i32v;
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i32vec4 i32v4;
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u32vec3 u32v;
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u32vec2 u32v2;
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u32vec4 u32v4;
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bvec3 bv;
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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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i8vec4 i8v4;
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u8vec4 u8v4;
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i16vec2 i16v2;
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u16vec2 u16v2;
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// abs()
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i32v = abs(i32v);
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// sign()
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i32 = sign(i32);
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// min()
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i32v = min(i32v, i32);
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i32v = min(i32v, i32vec2(-1));
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u32v = min(u32v, u32);
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u32v = min(u32v, u32vec3(0));
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// max()
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i32v = max(i32v, i32);
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i32v = max(i32v, i32vec2(-1));
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u32v = max(u32v, u32);
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u32v = max(u32v, u32vec3(0));
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// clamp()
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i32v = clamp(i32v, -i32, i32);
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i32v = clamp(i32v, -i32v, i32v);
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u32v = clamp(u32v, -u32, u32);
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u32v = clamp(u32v, -u32v, u32v);
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// mix()
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i32 = mix(i32v.x, i32v.y, true);
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i32v = mix(i32vec2(i32), i32vec2(-i32), bvec2(false));
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u32 = mix(u32v.x, u32v.y, true);
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u32v = mix(u32vec3(u32), u32vec3(-u32), bvec3(false));
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//pack
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i32 = pack32(i8v4);
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i32 = pack32(i16v2);
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u32 = pack32(u8v4);
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u32 = pack32(u16v2);
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i32v = unpack32(i64);
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u32v2 = unpack32(u64);
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// lessThan()
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bv = lessThan(u32v, u32vec3(u32));
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bv.xy = lessThan(i32v, i32vec2(i32));
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// lessThanEqual()
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bv = lessThanEqual(u32v, u32vec3(u32));
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bv.xy = lessThanEqual(i32v, i32vec2(i32));
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// greaterThan()
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bv = greaterThan(u32v, u32vec3(u32));
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bv.xy = greaterThan(i32v, i32vec2(i32));
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// greaterThanEqual()
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bv = greaterThanEqual(u32v, u32vec3(u32));
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bv.xy = greaterThanEqual(i32v, i32vec2(i32));
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// equal()
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bv = equal(u32v, u32vec3(u32));
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bv.xy = equal(i32v, i32vec2(i32));
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// notEqual()
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bv = notEqual(u32v, u32vec3(u32));
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bv.xy = notEqual(i32v, i32vec2(i32));
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}
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// Type conversion for specialization constant
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layout(constant_id = 100) const int32_t si32 = -10;
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layout(constant_id = 101) const uint32_t su32 = 20U;
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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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#define UINT32_MAX 4294967295u
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uint32_t u32Max = UINT32_MAX;
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