d87737612a
Signed-off-by: Nicușor Cîțu <nicusor.citu@nxp.com> Signed-off-by: Stefan Babatie <stefan.babatie@nxp.com> Signed-off-by: Jason Yu <zejiang.yu@nxp.com> Co-authored-by: Stefan Babatie <stefan.babatie@nxp.com> Co-authored-by: Jason Yu <zejiang.yu@nxp.com>
143 lines
4.9 KiB
C
143 lines
4.9 KiB
C
/**
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* @file lv_draw_vglite_line.c
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*
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*/
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/**
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* MIT License
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*
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* Copyright 2022, 2023 NXP
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next paragraph)
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* shall be included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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/*********************
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* INCLUDES
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*********************/
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#include "lv_draw_vglite_line.h"
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#if LV_USE_GPU_NXP_VG_LITE
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#include "lv_vglite_buf.h"
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#include <math.h>
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/*********************
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* DEFINES
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*********************/
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/**********************
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* TYPEDEFS
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**********************/
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/**********************
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* STATIC PROTOTYPES
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**********************/
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/**********************
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* STATIC VARIABLES
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**********************/
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/**********************
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* MACROS
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**********************/
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/**********************
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* GLOBAL FUNCTIONS
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**********************/
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lv_res_t lv_gpu_nxp_vglite_draw_line(const lv_point_t * point1, const lv_point_t * point2,
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const lv_area_t * clip_area, const lv_draw_line_dsc_t * dsc)
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{
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vg_lite_error_t err = VG_LITE_SUCCESS;
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vg_lite_path_t path;
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vg_lite_color_t vgcol; /* vglite takes ABGR */
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vg_lite_buffer_t * vgbuf = lv_vglite_get_dest_buf();
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vg_lite_cap_style_t cap_style = (dsc->round_start || dsc->round_end) ? VG_LITE_CAP_ROUND : VG_LITE_CAP_BUTT;
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vg_lite_join_style_t join_style = (dsc->round_start || dsc->round_end) ? VG_LITE_JOIN_ROUND : VG_LITE_JOIN_MITER;
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bool is_dashed = (dsc->dash_width && dsc->dash_gap);
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vg_lite_float_t stroke_dash_pattern[2] = {0, 0};
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uint32_t stroke_dash_count = 0;
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vg_lite_float_t stroke_dash_phase = 0;
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if(is_dashed) {
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stroke_dash_pattern[0] = (vg_lite_float_t)dsc->dash_width;
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stroke_dash_pattern[1] = (vg_lite_float_t)dsc->dash_gap;
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stroke_dash_count = sizeof(stroke_dash_pattern) / sizeof(vg_lite_float_t);
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stroke_dash_phase = (vg_lite_float_t)dsc->dash_width / 2;
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}
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/* Choose vglite blend mode based on given lvgl blend mode */
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vg_lite_blend_t vglite_blend_mode = lv_vglite_get_blend_mode(dsc->blend_mode);
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/*** Init path ***/
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lv_coord_t width = dsc->width;
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int32_t line_path[] = { /*VG line path*/
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VLC_OP_MOVE, point1->x, point1->y,
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VLC_OP_LINE, point2->x, point2->y,
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VLC_OP_END
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};
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err = vg_lite_init_path(&path, VG_LITE_S32, VG_LITE_HIGH, sizeof(line_path), line_path,
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(vg_lite_float_t)clip_area->x1, (vg_lite_float_t)clip_area->y1,
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((vg_lite_float_t)clip_area->x2) + 1.0f, ((vg_lite_float_t)clip_area->y2) + 1.0f);
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VG_LITE_ERR_RETURN_INV(err, "Init path failed.");
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vg_lite_matrix_t matrix;
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vg_lite_identity(&matrix);
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lv_color32_t col32 = { .full = lv_color_to32(dsc->color) }; /*Convert color to RGBA8888*/
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vg_lite_buffer_format_t color_format = LV_COLOR_DEPTH == 16 ? VG_LITE_BGRA8888 : VG_LITE_ABGR8888;
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if(lv_vglite_premult_and_swizzle(&vgcol, col32, dsc->opa, color_format) != LV_RES_OK)
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VG_LITE_RETURN_INV("Premultiplication and swizzle failed.");
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/*** Draw line ***/
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err = vg_lite_set_draw_path_type(&path, VG_LITE_DRAW_STROKE_PATH);
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VG_LITE_ERR_RETURN_INV(err, "Set draw path type failed.");
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err = vg_lite_set_stroke(&path, cap_style, join_style, width, 8, stroke_dash_pattern, stroke_dash_count,
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stroke_dash_phase, vgcol);
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VG_LITE_ERR_RETURN_INV(err, "Set stroke failed.");
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err = vg_lite_update_stroke(&path);
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VG_LITE_ERR_RETURN_INV(err, "Update stroke failed.");
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lv_vglite_set_scissor(clip_area);
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err = vg_lite_draw(vgbuf, &path, VG_LITE_FILL_NON_ZERO, &matrix, vglite_blend_mode, vgcol);
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VG_LITE_ERR_RETURN_INV(err, "Draw line failed.");
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if(lv_vglite_run() != LV_RES_OK)
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VG_LITE_RETURN_INV("Run failed.");
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lv_vglite_disable_scissor();
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err = vg_lite_clear_path(&path);
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VG_LITE_ERR_RETURN_INV(err, "Clear path failed.");
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return LV_RES_OK;
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}
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/**********************
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* STATIC FUNCTIONS
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**********************/
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#endif /*LV_USE_GPU_NXP_VG_LITE*/
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