github-code/lvgl
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

add lv_vdb_set_adr

Browse Source
This commit is contained in:
Gabor Kiss-Vamosi
2018-09-12 09:03:48 +02:00
parent 7abfa7609e
commit 9777cf3416
5 changed files with 75 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
lv_conf_templ.h
View File

@@ -38,14 +38,14 @@
* Required for buffered drawing, opacity and anti-aliasing
* VDB makes the double buffering, you don't need to deal with it!
* Typical size: ~1/10 screen */
#define LV_VDB_SIZE (8 * LV_HOR_RES) /*Size of VDB in pixel count (1/10 screen size is good for first)*/
#define LV_VDB_PX_BPP LV_COLOR_SIZE /*Bit-per-pixel of VDB. Useful for monochrome or non-standard color format displays. (Set `disp_drv->vdb_wr` and `disp_drv->vdb_rd` too)*/
#define LV_VDB_ADR 0 /*Place VDB to a specific address (e.g. in external RAM) (0: allocate automatically into RAM)*/
#define LV_VDB_SIZE (30 * LV_HOR_RES) /*Size of VDB in pixel count (1/10 screen size is good for first)*/
#define LV_VDB_PX_BPP LV_COLOR_SIZE /*Bit-per-pixel of VDB. Useful for monochrome or non-standard color format displays. (Set `disp_drv->vdb_wr` and `disp_drv->vdb_rd` too)*/
#define LV_VDB_ADR 0 /*Place VDB to a specific address (e.g. in external RAM) (0: allocate automatically into RAM; LV_VDB_ADR_INV: to replace it later with `lv_vdb_set_adr()`)*/
/* Use two Virtual Display buffers (VDB) parallelize rendering and flushing (optional)
* The flushing should use DMA to write the frame buffer in the background*/
#define LV_VDB_DOUBLE 0 /*1: Enable the use of 2 VDBs*/
#define LV_VDB2_ADR 0 /*Place VDB2 to a specific address (e.g. in external RAM) (0: allocate automatically into RAM)*/
#define LV_VDB2_ADR 0 /*Place VDB2 to a specific address (e.g. in external RAM) (0: allocate automatically into RAM; LV_VDB_ADR_INV: to replace it later with `lv_vdb_set_adr()`)*/
/* Enable anti-aliasing (lines, and radiuses will be smoothed) */
#define LV_ANTIALIAS 1 /*1: Enable anti-aliasing*/