/** * MIT License * * ----------------------------------------------------------------------------- * Copyright (c) 2008-24 Think Silicon Single Member PC * ----------------------------------------------------------------------------- * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights to * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of * the Software, and to permit persons to whom the Software is furnished to do so, * subject to the following conditions: * * The above copyright notice and this permission notice (including the next paragraph) * shall be included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * */ /** * @file lv_draw_nema_gfx_fill.c * */ /********************* * INCLUDES *********************/ #include "lv_draw_nema_gfx.h" #if LV_USE_NEMA_GFX #include /********************** * GLOBAL FUNCTIONS **********************/ void lv_draw_nema_gfx_border(lv_draw_unit_t * draw_unit, const lv_draw_border_dsc_t * dsc, const lv_area_t * coords) { if(dsc->opa <= LV_OPA_MIN) return; if(dsc->width == 0) return; if(dsc->side == LV_BORDER_SIDE_NONE) return; lv_draw_nema_gfx_unit_t * draw_nema_gfx_unit = (lv_draw_nema_gfx_unit_t *)draw_unit; lv_layer_t * layer = draw_unit->target_layer; lv_area_t inward_coords; int32_t width = dsc->width; /* Move border inwards to align with software rendered border */ inward_coords.x1 = coords->x1 + ceil(width / 2.0f); inward_coords.x2 = coords->x2 - floor(width / 2.0f); inward_coords.y1 = coords->y1 + ceil(width / 2.0f); inward_coords.y2 = coords->y2 - floor(width / 2.0f); lv_area_move(&inward_coords, -layer->buf_area.x1, -layer->buf_area.y1); lv_area_t clip_area; lv_area_copy(&clip_area, draw_unit->clip_area); lv_area_move(&clip_area, -layer->buf_area.x1, -layer->buf_area.y1); nema_set_clip(clip_area.x1, clip_area.y1, lv_area_get_width(&clip_area), lv_area_get_height(&clip_area)); lv_area_t clipped_coords; if(!lv_area_intersect(&clipped_coords, &inward_coords, &clip_area)) return; /*Fully clipped, nothing to do*/ lv_color_format_t dst_cf = layer->draw_buf->header.cf; uint32_t dst_nema_cf = lv_nemagfx_cf_to_nema(dst_cf); nema_bind_dst_tex((uintptr_t)NEMA_VIRT2PHYS(layer->draw_buf->data), lv_area_get_width(&(layer->buf_area)), lv_area_get_height(&(layer->buf_area)), dst_nema_cf, lv_area_get_width(&(layer->buf_area))*lv_color_format_get_size(dst_cf)); /* Recalculate float Dimensions */ float x1 = (float)coords->x1 + ((float)width / 2.0f) - (float)layer->buf_area.x1; float x2 = (float)coords->x2 - ((float)width / 2.0f) - (float)layer->buf_area.x1; float y1 = (float)coords->y1 + ((float)width / 2.0f) - (float)layer->buf_area.y1; float y2 = (float)coords->y2 - ((float)width / 2.0f) - (float)layer->buf_area.y1; float coords_bg_w = x2 - x1 + 1; float coords_bg_h = y2 - y1 + 1; int32_t short_side = LV_MIN(coords_bg_w, coords_bg_h); float radius = (float)LV_MIN(dsc->radius, short_side >> 1); lv_color32_t col32 = lv_color_to_32(dsc->color, dsc->opa); uint32_t bg_color = nema_rgba(col32.red, col32.green, col32.blue, col32.alpha); if(col32.alpha < 255U) { nema_set_blend_fill(NEMA_BL_SRC_OVER); bg_color = nema_premultiply_rgba(bg_color); } else { nema_set_blend_fill(NEMA_BL_SRC); } if(radius > 0.0f) { nema_draw_rounded_rect_aa(x1, y1, coords_bg_w, coords_bg_h, radius, width, bg_color); } else { lv_area_t rect_coords = *coords; lv_area_move(&rect_coords, -layer->buf_area.x1, -layer->buf_area.y1); int32_t border_width = lv_area_get_width(&rect_coords); int32_t border_height = lv_area_get_height(&rect_coords); if(dsc->side & LV_BORDER_SIDE_TOP) { float x = rect_coords.x1 + width; float y = rect_coords.y1; float w = border_width - 2 * width; float h = width; nema_enable_aa(1, 0, 1, 0); nema_fill_rect_f(x, y, w, h, bg_color); } if(dsc->side & LV_BORDER_SIDE_BOTTOM) { float x = rect_coords.x1 + width; float y = rect_coords.y1 + border_height - width; float w = border_width - 2 * width; float h = width; nema_enable_aa(1, 0, 1, 0); nema_fill_rect_f(x, y, w, h, bg_color); } if(dsc->side & LV_BORDER_SIDE_LEFT) { float x = rect_coords.x1; float y = rect_coords.y1 + width; float w = width; float h = border_height - 2 * width; nema_enable_aa(0, 1, 0, 1); nema_fill_rect_f(x, y, w, h, bg_color); } if(dsc->side & LV_BORDER_SIDE_RIGHT) { float x = rect_coords.x1 + border_width - width; float y = rect_coords.y1 + width; float w = width; float h = border_height - 2 * width; nema_enable_aa(0, 1, 0, 1); nema_fill_rect_f(x, y, w, h, bg_color); } /*Draw small corner rectangles Top Left*/ if(dsc->side & LV_BORDER_SIDE_TOP || dsc->side & LV_BORDER_SIDE_LEFT) { float x = rect_coords.x1; float y = rect_coords.y1; float w = width; float h = width; if(!(dsc->side & LV_BORDER_SIDE_TOP)) nema_enable_aa(1, 1, 0, 1); else if(!(dsc->side & LV_BORDER_SIDE_LEFT)) nema_enable_aa(1, 0, 1, 1); else nema_enable_aa(1, 0, 0, 1); nema_fill_rect_f(x, y, w, h, bg_color); } /*Top Right*/ if(dsc->side & LV_BORDER_SIDE_TOP || dsc->side & LV_BORDER_SIDE_RIGHT) { float x = rect_coords.x1 + border_width - width; float y = rect_coords.y1; float w = width; float h = width; if(!(dsc->side & LV_BORDER_SIDE_TOP)) nema_enable_aa(1, 1, 0, 1); else if(!(dsc->side & LV_BORDER_SIDE_RIGHT)) nema_enable_aa(1, 1, 1, 0); else nema_enable_aa(1, 1, 0, 0); nema_fill_rect_f(x, y, w, h, bg_color); } /*Bottom Right*/ if(dsc->side & LV_BORDER_SIDE_BOTTOM || dsc->side & LV_BORDER_SIDE_RIGHT) { float x = rect_coords.x1 + border_width - width; float y = rect_coords.y1 + border_height - width; float w = width; float h = width; if(!(dsc->side & LV_BORDER_SIDE_BOTTOM)) nema_enable_aa(0, 1, 1, 1); else if(!(dsc->side & LV_BORDER_SIDE_RIGHT)) nema_enable_aa(1, 1, 1, 0); else nema_enable_aa(0, 1, 1, 0); nema_fill_rect_f(x, y, w, h, bg_color); } /*Bottom Left*/ if(dsc->side & LV_BORDER_SIDE_BOTTOM || dsc->side & LV_BORDER_SIDE_LEFT) { float x = rect_coords.x1; float y = rect_coords.y1 + border_height - width; float w = width; float h = width; if(!(dsc->side & LV_BORDER_SIDE_BOTTOM)) nema_enable_aa(0, 1, 1, 1); else if(!(dsc->side & LV_BORDER_SIDE_LEFT)) nema_enable_aa(1, 0, 1, 1); else nema_enable_aa(0, 0, 1, 1); nema_fill_rect_f(x, y, w, h, bg_color); } } nema_cl_submit(&(draw_nema_gfx_unit->cl)); } #endif