1 /*
2 * Copyright (c) 2019, Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22 {
23     uchar Buffer_Index1 = (Buffer_Index & 0x0f) << 4;
24     uchar Buffer_Index2 = (Buffer_Index >> 4) << 4;
25 
26     /*
27     Buffer layout after shuffle
28     _________________________________________________
29     |_______Block0__________|_______Block1__________|
30     |_______Block2__________|_______Block3__________|
31     |_______Block4__________|_______Block5__________|
32     |_______Block6__________|_______Block7__________|
33 
34     Write back buffer layout correlate to the block number#, each box stands for 1 GRF
35     _______________________________________________
36     |____R0_________R1_____|____R2_________R3_____|
37     |____G0_________G1_____|____G2_________G3_____|
38     |____B0_________B1_____|____B2_________B3_____|
39     |____A0_________A1_____|____A2_________A3_____|
40     |____R4_________R5_____|____R6_________R7_____|
41     |____G4_________G5_____|____G6_________G7_____|
42     |____B4_________B5_____|____B6_________B7_____|
43     |____A4_________A5_____|____A6_________A7_____|
44     */
45 
46     {
47         matrix<uint, 1, 16> Temp;
48         {
49             // R1/G1/B1/A1
50             matrix<ushort, 1, 16> Alpha = DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + 6, 0);
51 
52             {
53                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_0, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_RV_0, 0) * 0xFFFF))) >> 16;
54                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_0, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_0, 0), TempMask[CalculationMask]);
55             }
56 
57             {
58                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_0, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_GY_0, 0) * 0xFFFF))) >> 16;
59                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_0, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_0, 0), TempMask[CalculationMask]);
60             }
61 
62             {
63                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_0, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_BU_0, 0) * 0xFFFF))) >> 16;
64                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_0, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_0, 0), TempMask[CalculationMask]);
65             }
66         }
67 
68         {
69             // R2/G2/B2/A2
70             matrix<ushort, 1, 16> Alpha = DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + 7, 0);
71 
72             {
73                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_1, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_RV_1, 0) * 0xFFFF))) >> 16;
74                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_1, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_1, 0), TempMask[CalculationMask + 1]);
75             }
76 
77             {
78                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_1, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_GY_1, 0) * 0xFFFF))) >> 16;
79                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_1, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_1, 0), TempMask[CalculationMask + 1]);
80             }
81 
82             {
83                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_1, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_BU_1, 0) * 0xFFFF))) >> 16;
84                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_1, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_1, 0), TempMask[CalculationMask + 1]);
85             }
86         }
87 
88         {
89             // R3/G3/B3/A3
90             matrix<ushort, 1, 16> Alpha = DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + 14, 0);
91 
92             {
93                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_2, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_RV_2, 0) * 0xFFFF))) >> 16;
94                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_2, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_2, 0), TempMask[CalculationMask + 2]);
95             }
96 
97             {
98                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_2, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_GY_2, 0) * 0xFFFF))) >> 16;
99                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_2, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_2, 0), TempMask[CalculationMask + 2]);
100             }
101 
102             {
103                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_2, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_BU_2, 0) * 0xFFFF))) >> 16;
104                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_2, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_2, 0), TempMask[CalculationMask + 2]);
105             }
106         }
107 
108         {
109             // R4/G4/B4/A4
110             matrix<ushort, 1, 16> Alpha = DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + 15, 0);
111 
112             {
113                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_3, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_RV_3, 0) * 0xFFFF))) >> 16;
114                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_3, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_RV_3, 0), TempMask[CalculationMask + 3]);
115             }
116 
117             {
118                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_3, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_GY_3, 0) * 0xFFFF))) >> 16;
119                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_3, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_GY_3, 0), TempMask[CalculationMask + 3]);
120             }
121 
122             {
123                 Temp = (((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_3, 0) * (cm_add<ushort>(0xFF00, - Alpha, SAT)))) + ((DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index2 + Channel_Offset_BU_3, 0) * 0xFFFF))) >> 16;
124                 DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_3, 0).merge(Temp.format<ushort, 1, 32>().select<1, 1, 16, 2>(0, 1), DataBuffer.format<ushort, 96, 16>().select<1, 1, 16, 1>(Buffer_Index1 + Channel_Offset_BU_3, 0), TempMask[CalculationMask + 3]);
125             }
126         }
127     }
128 
129 }