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Rafał Kołucki 2026-05-26 00:02:04 +02:00
parent b4e85b87be
commit 332694aa10
4 changed files with 24 additions and 17 deletions
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1
CMakeLists.txt
View file

@ -29,7 +29,6 @@ include("${DEVKITPRO}/cmake/3DS.cmake")
# LVGL
# -----------------------------------------------------------------------------
cmake_policy(SET CMP0077 NEW)
#set(LV_CONF_INCLUDE_SIMPLE ON)
#set(LV_BUILD_CONF_PATH ./include/lv_conf.h)
set(CONFIG_LV_BUILD_EXAMPLES OFF)

25
include/lv_ctr_disp.h
View file

@ -25,12 +25,25 @@ extern "C" {
* DEFINES
*********************/
// TODO: make it configurable for RGB888/RGB565
// (currently hardcoded to ARGB888, otherwise I was getting only white screen)
#define CTR_LV_COLOR_FORMAT LV_COLOR_FORMAT_ARGB8888
#define CTR_TEX_COLOR_FORMAT GPU_RGBA8
#define CTR_TR_IN_COLOR_FORMAT GX_TRANSFER_FMT_RGBA8
#define CTR_TR_OUT_COLOR_FORMAT GX_TRANSFER_FMT_RGBA8
#if LV_COLOR_DEPTH == 32
// same as 24-bit - translation from ARGB8888 to RGBA8888 would require software translation
#define CTR_LV_COLOR_FORMAT LV_COLOR_FORMAT_RGB888
#define CTR_TEX_COLOR_FORMAT GPU_RGB8
#define CTR_TR_IN_COLOR_FORMAT GX_TRANSFER_FMT_RGB8
#define CTR_TR_OUT_COLOR_FORMAT GX_TRANSFER_FMT_RGB8
#elif LV_COLOR_DEPTH == 24
#define CTR_LV_COLOR_FORMAT LV_COLOR_FORMAT_RGB888
#define CTR_TEX_COLOR_FORMAT GPU_RGB8
#define CTR_TR_IN_COLOR_FORMAT GX_TRANSFER_FMT_RGB8
#define CTR_TR_OUT_COLOR_FORMAT GX_TRANSFER_FMT_RGB8
#elif LV_COLOR_DEPTH == 16
#define CTR_LV_COLOR_FORMAT LV_COLOR_FORMAT_RGB565
#define CTR_TEX_COLOR_FORMAT GPU_RGB565
#define CTR_TR_IN_COLOR_FORMAT GX_TRANSFER_FMT_RGB565
#define CTR_TR_OUT_COLOR_FORMAT GX_TRANSFER_FMT_RGB565
#else
#error "Not supported LV_COLOR_DEPTH"
#endif
/**********************
* TYPEDEFS

3
lv_conf.h
View file

@ -1,7 +1,8 @@
#ifndef LV_CONF_H
#define LV_CONF_H
#define LV_COLOR_DEPTH 32
#define LV_DEF_REFR_PERIOD 16
#define LV_COLOR_DEPTH 16
#define LV_USE_OS 0
#define LV_MEM_SIZE (256U * 1024U)

12
source/lv_ctr_disp.c
View file

@ -79,7 +79,7 @@ void lv_ctr_disp_init(void)
/* Two buffers for double buffering. */
buf_1 = linearAlloc(BOTTOM_DISP_BUF_SIZE);
buf_2 = linearAlloc(BOTTOM_DISP_BUF_SIZE);
lv_display_set_buffers_with_stride(bottom_disp, buf_1, buf_2, BOTTOM_DISP_BUF_SIZE, BOTTOM_DISP_STRIDE, LV_DISPLAY_RENDER_MODE_FULL);
lv_display_set_buffers_with_stride(bottom_disp, buf_1, buf_2, BOTTOM_DISP_BUF_SIZE, BOTTOM_DISP_STRIDE, LV_DISPLAY_RENDER_MODE_DIRECT);
}
@ -143,18 +143,12 @@ static void disp_flush(lv_display_t * disp_drv, const lv_area_t * area, uint8_t
GX_TRANSFER_SCALING(GX_TRANSFER_SCALE_NO))
);
// start frame, clear targets
C3D_FrameBegin(C3D_FRAME_SYNCDRAW);
C2D_TargetClear(bottom_screen, C2D_Color32f(0, 0, 0, 1));
C2D_ImageTint tint;
C2D_PlainImageTint(&tint, C2D_Color32(255,255,255,255), 1.0f);
gspWaitForVBlank();
C3D_FrameBegin(C3D_FRAME_NONBLOCK);
C2D_SceneBegin(bottom_screen);
C2D_Image img = { &tex, &subt3x };
C2D_DrawImageAt(img, 0, 0, 0.6f, &tint, 1.f, 1.f);
C2D_DrawImageAt(img, 0, 0, 0.6f, NULL, 1.f, 1.f);
C3D_FrameEnd(0);
}