89 lines
1.5 KiB
GLSL
89 lines
1.5 KiB
GLSL
#version 450
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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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layout(location = 0) flat in ivec4 vColor;
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layout(location = 0) out ivec4 FragColorInt;
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layout(location = 1) out uvec4 FragColorUint;
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layout(push_constant, std140) uniform Push
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{
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int8_t i8;
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uint8_t u8;
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} registers;
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layout(binding = 1, std140) uniform UBO
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{
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int8_t i8;
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uint8_t u8;
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} ubo;
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layout(binding = 2, std430) buffer SSBO
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{
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int8_t i8[16];
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uint8_t u8[16];
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} ssbo;
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void packing_int8()
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{
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int16_t i16 = 10s;
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int i32 = 20;
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i8vec2 i8_2 = unpack8(i16);
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i8vec4 i8_4 = unpack8(i32);
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i16 = pack16(i8_2);
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i32 = pack32(i8_4);
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ssbo.i8[0] = i8_4.x;
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ssbo.i8[1] = i8_4.y;
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ssbo.i8[2] = i8_4.z;
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ssbo.i8[3] = i8_4.w;
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}
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void packing_uint8()
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{
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uint16_t u16 = 10us;
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uint u32 = 20u;
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u8vec2 u8_2 = unpack8(u16);
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u8vec4 u8_4 = unpack8(u32);
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u16 = pack16(u8_2);
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u32 = pack32(u8_4);
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ssbo.u8[0] = u8_4.x;
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ssbo.u8[1] = u8_4.y;
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ssbo.u8[2] = u8_4.z;
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ssbo.u8[3] = u8_4.w;
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}
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void compute_int8()
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{
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i8vec4 tmp = i8vec4(vColor);
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tmp += registers.i8;
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tmp += int8_t(-40);
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tmp += i8vec4(-50);
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tmp += i8vec4(10, 20, 30, 40);
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tmp += ssbo.i8[4];
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tmp += ubo.i8;
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FragColorInt = ivec4(tmp);
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}
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void compute_uint8()
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{
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u8vec4 tmp = u8vec4(vColor);
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tmp += registers.u8;
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tmp += uint8_t(-40);
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tmp += u8vec4(-50);
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tmp += u8vec4(10, 20, 30, 40);
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tmp += ssbo.u8[4];
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tmp += ubo.u8;
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FragColorUint = uvec4(tmp);
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}
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void main()
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{
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packing_int8();
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packing_uint8();
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compute_int8();
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compute_uint8();
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}
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