Registers - ps_4_1
This section contains reference information for the input and output registers implemented by pixel shader version 4_1.
Input Registers
| Register | Name | Count | R/W | Dimension | Indexable by r# | Defaults | Requires DCL |
|---|---|---|---|---|---|---|---|
| r# | 4096(r#+x#[n]) | R/W | 4 | No | None | Yes | |
| x#[n] | 4096(r#+x#[n]) | R/W | 4 | Yes | None | Yes | |
| v# | 32 | R | 4 | Yes | None | Yes | |
| t# | 128 | R | 1 | No | None | Yes | |
| s# | 16 | R | 1 | No | None | Yes | |
| cb#[index] | 15 | R | 4 | Yes(Contents) | None | Yes | |
| icb[index] | 1 | R | 4 | Yes(Contents) | None | Yes |
Output Registers
| Register | Name | Count | R/W | Dimension | Indexable by r# | Defaults | Requires DCL |
|---|---|---|---|---|---|---|---|
| NULL | Discard Result | N/A | W | N/A | N/A | N/A | No |
| o# | Output Register | 8 | W | N/A | N/A | 4 | No |
| oDepth | Output Depth | 1 | W | N/A | N/A | 1 | N/A |
| oMask | Output MSAA Mask | 1 | W | N/A | N/A | 1 | N/A |
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