GraphicsV 13 2 (changes)
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Programmer's GraphicsV Reference Manuals
» Part 1 - Introduction?GraphicsV 13
» Render op 2Vectors
» Software Vector Numbers
» GraphicsV
» GraphicsV 13
» Render op 2
GraphicsV Render op 2
| Entry | |
|---|---|
| R0 | Flags: |
| Bit 0: Synchronise | |
| Bit 1: Synchronise if unclaimed | |
| R1 | 2 (render operation) |
| R2 | Pointer to parameter block |
| R4 | Bits 0-23: 13 (GraphicsV reason code) |
| Bits 24-31: Display number |
| Exit | |
|---|---|
| R4 | 0 |
| - | All other registers preserved |
Parameter block format
| Word | Value |
|---|---|
| 0 | Left edge (inclusive) |
| 1 | Top edge (inclusive) |
| 2 | Right edge (inclusive) |
| 3 | Bottom edge (inclusive) |
| 4 | Pointer to ECF Block containing fill pattern |
Use
This operation is used for rectangle fills. All coordinates are specified in pixels, with 0,0 being the bottom left corner of the screen, and positive values heading right/up. The rectangle is guaranteed to fit entirely on screen.
The ECF block is aligned on a 64 byte boundary.
Notes
See GraphicsV 13 for general information on how drivers are expected to respond to GraphicsV 13 calls.
See also
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