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#pragma pack_matrix(row_major)
struct MyBuffer1
{
column_major float4x4 mat1;
row_major float4x4 mat2;
/*floating*/ float4x4 mat3;
};
#pragma pack_matrix(column_major)
struct MyBuffer2
{
column_major float4x4 mat1;
row_major float4x4 mat2;
/*floating*/ float4x4 mat3;
};
#pragma pack_matrix(random_string_foo)
cbuffer Example
{
MyBuffer1 g_MyBuffer1;
MyBuffer2 g_MyBuffer2;
column_major float4x4 mat1a;
};
float4 main() : SV_Target0
{
return
g_MyBuffer1.mat1[0] + g_MyBuffer1.mat2[0] + g_MyBuffer1.mat3[0] +
g_MyBuffer2.mat1[0] + g_MyBuffer2.mat2[0] + g_MyBuffer2.mat3[0];
}