6 float4 Color : SV_Target0;
11 // matrices of 3 rows, 2 columns (regardless of row vs col major storage)
12 const float3x2 m1 = { { 10, 11 }, // row-wise initialization
16 const float3x2 m2 = { 20, 21, 22, 23, 24, 25 }; // component-wise matrix initialization is allowed
17 const float3x2 m3 = { 30, 31, 33, 33, 34, 35 }; // component-wise matrix initialization is allowed
19 // These can be observed in the AST post-const folding to ensure we obtain the right value,
20 // as given in comments to the right of each line. Note that the first indirection into a
21 // matrix returns a row vector.
22 float e1_00 = m1[0][0]; // 10
23 float e1_01 = m1[0][1]; // 11
24 float e1_10 = m1[1][0]; // 12
25 float e1_11 = m1[1][1]; // 13
26 float e1_20 = m1[2][0]; // 14
27 float e1_21 = m1[2][1]; // 15
29 float e2_00 = m2[0][0]; // 20
30 float e2_01 = m2[0][1]; // 21
31 float e2_10 = m2[1][0]; // 22
32 float e2_11 = m2[1][1]; // 23
33 float e2_20 = m2[2][0]; // 24
34 float e2_21 = m2[2][1]; // 25
36 // float e3a_00 = m3._m00; // TODO... also as an lvalue for a non-const matrix
37 // float e3b_00 = m3._11; // TODO... also as an lvalue for a non-const matrix
39 float2 r0a = m1[0]; // row0: 10,11: types must match: constant index into constant
40 float2 r1a = m1[1]; // row1: 12,13: ...
41 float2 r2a = m1[2]; // row2: 14,15: ...
43 float2 r0b = m2[idx]; // types should match: variable index into constant
44 float2 r0c = um[idx]; // types should match: variable index into variable
47 psout.Color = e2_11; // 23