lv_draw_dma2d_private.h

API reference for lv_draw_dma2d_private.h

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See Also: Public APIThis is the private implementation. See the public header for the stable interface.lv_draw_dma2d.h

Summary

Functions

draw/dma2d/lv_draw_dma2d_private.h:131function

lv_draw_dma2d_opaque_fill

void lv_draw_dma2d_opaque_fill(lv_draw_task_t *t, void *first_pixel, int32_t w, int32_t h, int32_t stride)

Name	Type
`t`	`lv_draw_task_t *`
`first_pixel`	`void *`
`w`	`int32_t`
`h`	`int32_t`
`stride`	`int32_t`

draw/dma2d/lv_draw_dma2d_private.h:132function

lv_draw_dma2d_fill

void lv_draw_dma2d_fill(lv_draw_task_t *t, void *first_pixel, int32_t w, int32_t h, int32_t stride)

Name	Type
`t`	`lv_draw_task_t *`
`first_pixel`	`void *`
`w`	`int32_t`
`h`	`int32_t`
`stride`	`int32_t`

draw/dma2d/lv_draw_dma2d_private.h:133function

lv_draw_dma2d_opaque_image

void lv_draw_dma2d_opaque_image(lv_draw_task_t *t, const lv_draw_image_dsc_t *draw_dsc, const lv_area_t *coords)

Name	Type
`t`	`lv_draw_task_t *`
`draw_dsc`	`const lv_draw_image_dsc_t *`
`coords`	`const lv_area_t *`

draw/dma2d/lv_draw_dma2d_private.h:135function

lv_draw_dma2d_image

void lv_draw_dma2d_image(lv_draw_task_t *t, const lv_draw_image_dsc_t *draw_dsc, const lv_area_t *coords)

Name	Type
`t`	`lv_draw_task_t *`
`draw_dsc`	`const lv_draw_image_dsc_t *`
`coords`	`const lv_area_t *`

draw/dma2d/lv_draw_dma2d_private.h:137function

lv_draw_dma2d_cf_to_dma2d_output_cf

lv_draw_dma2d_output_cf_t lv_draw_dma2d_cf_to_dma2d_output_cf(lv_color_format_t cf)

Name	Type
`cf`	`lv_color_format_t`

draw/dma2d/lv_draw_dma2d_private.h:138function

lv_draw_dma2d_color_to_dma2d_color

uint32_t lv_draw_dma2d_color_to_dma2d_color(lv_draw_dma2d_output_cf_t cf, lv_color_t color)

Name	Type
`cf`	`lv_draw_dma2d_output_cf_t`
`color`	`lv_color_t`

draw/dma2d/lv_draw_dma2d_private.h:139function

lv_draw_dma2d_configure_and_start_transfer

void lv_draw_dma2d_configure_and_start_transfer(const lv_draw_dma2d_configuration_t *conf)

Name	Type
`conf`	`const lv_draw_dma2d_configuration_t *`

Enums

draw/dma2d/lv_draw_dma2d_private.h:44enum

lv_draw_dma2d_output_cf_t

Name	Value
`LV_DRAW_DMA2D_OUTPUT_CF_ARGB8888`	`0`
`LV_DRAW_DMA2D_OUTPUT_CF_RGB888`
`LV_DRAW_DMA2D_OUTPUT_CF_RGB565`
`LV_DRAW_DMA2D_OUTPUT_CF_ARGB1555`
`LV_DRAW_DMA2D_OUTPUT_CF_ARGB4444`

Used by 1 function

lv_draw_dma2d_color_to_dma2d_color — param cf

draw/dma2d/lv_draw_dma2d_private.h:52enum

lv_draw_dma2d_fgbg_cf_t

Name	Value
`LV_DRAW_DMA2D_FGBG_CF_ARGB8888`	`0`
`LV_DRAW_DMA2D_FGBG_CF_RGB888`
`LV_DRAW_DMA2D_FGBG_CF_RGB565`
`LV_DRAW_DMA2D_FGBG_CF_ARGB1555`
`LV_DRAW_DMA2D_FGBG_CF_ARGB4444`
`LV_DRAW_DMA2D_FGBG_CF_L8`
`LV_DRAW_DMA2D_FGBG_CF_AL44`
`LV_DRAW_DMA2D_FGBG_CF_AL88`
`LV_DRAW_DMA2D_FGBG_CF_L4`
`LV_DRAW_DMA2D_FGBG_CF_A8`
`LV_DRAW_DMA2D_FGBG_CF_A4`
`LV_DRAW_DMA2D_FGBG_CF_YCBCR`

draw/dma2d/lv_draw_dma2d_private.h:67enum

lv_draw_dma2d_mode_t

Name	Value
`LV_DRAW_DMA2D_MODE_MEMORY_TO_MEMORY`	`0`
`LV_DRAW_DMA2D_MODE_MEMORY_TO_MEMORY_WITH_PFC`
`LV_DRAW_DMA2D_MODE_MEMORY_TO_MEMORY_WITH_BLENDING`
`LV_DRAW_DMA2D_MODE_REGISTER_TO_MEMORY`
`LV_DRAW_DMA2D_MODE_MEMORY_TO_MEMORY_WITH_BLENDING_AND_FIXED_COLOR_FG`
`LV_DRAW_DMA2D_MODE_MEMORY_TO_MEMORY_WITH_BLENDING_AND_FIXED_COLOR_BG`

draw/dma2d/lv_draw_dma2d_private.h:76enum

lv_draw_dma2d_alpha_mode_t

Name	Value
`LV_DRAW_DMA2D_ALPHA_MODE_NO_MODIFY_IMAGE_ALPHA_CHANNEL`	`0`
`LV_DRAW_DMA2D_ALPHA_MODE_REPLACE_ALPHA_CHANNEL`
`LV_DRAW_DMA2D_ALPHA_MODE_MULTIPLY_IMAGE_ALPHA_CHANNEL`

Structs

struct

lv_draw_dma2d_configuration_t

Member	Type	Description
`mode`	`lv_draw_dma2d_mode_t`
`w`	`uint32_t`
`h`	`uint32_t`
`output_address`	`void *`
`output_offset`	`uint32_t`
`output_cf`	`lv_draw_dma2d_output_cf_t`
`reg_to_mem_mode_color`	`uint32_t`
`fg_address`	`const void *`
`fg_offset`	`uint32_t`
`fg_cf`	`lv_draw_dma2d_fgbg_cf_t`
`fg_color`	`uint32_t`
`fg_alpha_mode`	`uint32_t`
`fg_alpha`	`uint32_t`
`bg_address`	`const void *`
`bg_offset`	`uint32_t`
`bg_cf`	`lv_draw_dma2d_fgbg_cf_t`
`bg_color`	`uint32_t`
`bg_alpha_mode`	`uint32_t`
`bg_alpha`	`uint32_t`

Used by 1 function

lv_draw_dma2d_configure_and_start_transfer — param conf

struct

lv_draw_dma2d_cache_area_t

Member	Type	Description
`first_byte`	`const void *`
`width_bytes`	`uint32_t`
`height`	`uint32_t`
`stride`	`uint32_t`

struct

lv_draw_dma2d_unit_t

Member	Type	Description
`base_unit`	`lv_draw_unit_t`
`task_act`	`lv_draw_task_t *volatile`
`interrupt_signal`	`lv_thread_sync_t`

Macros

draw/dma2d/lv_draw_dma2d_private.h:29macro

LV_DRAW_DMA2D_ASYNC

#define LV_DRAW_DMA2D_ASYNC 1

draw/dma2d/lv_draw_dma2d_private.h:37macro

LV_DRAW_DMA2D_CACHE

#define LV_DRAW_DMA2D_CACHE 0

Dependencies

Indirect dependencies

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lv_draw_dma2d.h

API reference for lv_draw_dma2d.h

Espressif

API reference for the espressif module