mirror of https://github.com/alibaba/MNN.git
68 lines
1.8 KiB
Plaintext
68 lines
1.8 KiB
Plaintext
#version 450 core
|
|
layout(std430) buffer;
|
|
layout(std430) uniform;
|
|
layout(set=0, binding=0) uniform mediump sampler3D uInput;
|
|
|
|
layout(set=0, binding=1) writeonly buffer destBuffer{
|
|
float data[];
|
|
} uOutBuffer;
|
|
|
|
layout(set=0, binding=2) uniform constBuffer{
|
|
int width;
|
|
int height;
|
|
int channel;
|
|
int batch;
|
|
} uConstant;
|
|
|
|
layout (local_size_x = 16, local_size_y = 16, local_size_z = 1) in;
|
|
|
|
void main()
|
|
{
|
|
ivec3 pos = ivec3(gl_GlobalInvocationID);
|
|
int channelC4 = (uConstant.channel + 3) / 4;
|
|
int batchIndex = pos.z / channelC4;
|
|
int zDiv4 = pos.z % channelC4;
|
|
|
|
int lastZ = uConstant.channel / 4;
|
|
int cIndex = uConstant.channel % 4;
|
|
|
|
if (pos.x < uConstant.width && pos.y < uConstant.height)
|
|
{
|
|
vec4 color = texelFetch(uInput, pos, 0);
|
|
int imgHW = uConstant.width*uConstant.height;
|
|
int z = zDiv4*4;
|
|
int basicOffset = 0
|
|
+ z*imgHW
|
|
+ uConstant.width*pos.y
|
|
+ imgHW*batchIndex*uConstant.channel
|
|
+ pos.x;
|
|
|
|
if(zDiv4 == lastZ)
|
|
{
|
|
if(cIndex == 1)
|
|
{
|
|
uOutBuffer.data[basicOffset+0] = color.r;
|
|
}
|
|
else if(cIndex == 2)
|
|
{
|
|
uOutBuffer.data[basicOffset+0] = color.r;
|
|
uOutBuffer.data[basicOffset+1*imgHW] = color.g;
|
|
}
|
|
else
|
|
{
|
|
uOutBuffer.data[basicOffset+0] = color.r;
|
|
uOutBuffer.data[basicOffset+1*imgHW] = color.g;
|
|
uOutBuffer.data[basicOffset+2*imgHW] = color.b;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
uOutBuffer.data[basicOffset+0] = color.r;
|
|
uOutBuffer.data[basicOffset+1*imgHW] = color.g;
|
|
uOutBuffer.data[basicOffset+2*imgHW] = color.b;
|
|
uOutBuffer.data[basicOffset+3*imgHW] = color.a;
|
|
}
|
|
|
|
}
|
|
}
|