From 9329b22086c4b3dde58de9e598808f04c20d6f49 Mon Sep 17 00:00:00 2001 From: Andrew Hannam Date: Mon, 18 Feb 2013 17:29:08 +1000 Subject: Fix compile error in GDISP Fix compile error with wrongly named include file Revert lld_gdisp naming convention to gdisp_lld to fix problem and be consitant with all other low level drivers. --- include/gdisp/lld/emulation.c | 1544 ++++++++++++++++++++--------------------- 1 file changed, 772 insertions(+), 772 deletions(-) (limited to 'include/gdisp/lld/emulation.c') diff --git a/include/gdisp/lld/emulation.c b/include/gdisp/lld/emulation.c index 86301ed5..ecabc3fd 100644 --- a/include/gdisp/lld/emulation.c +++ b/include/gdisp/lld/emulation.c @@ -1,772 +1,772 @@ -/* - ChibiOS/GFX - Copyright (C) 2012 - Joel Bodenmann aka Tectu - - This file is part of ChibiOS/GFX. - - ChibiOS/GFX is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - ChibiOS/GFX is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see . -*/ - -/** - * @file include/gdisp/lld/emulation.c - * @brief GDISP emulation routines for stuff the driver dosen't support - * - * @addtogroup GDISP - * - * @details Even though this is a software emulation of a low level driver - * most validation doesn't need to happen here as eventually - * we call a real low level driver routine and if validation is - * required - it will do it. - * - * @{ - */ -#ifndef GDISP_EMULATION_C -#define GDISP_EMULATION_C - -#if GFX_USE_GDISP /*|| defined(__DOXYGEN__) */ - -#ifndef GDISP_LLD_NO_STRUCT - static struct GDISPDriver { - coord_t Width; - coord_t Height; - gdisp_orientation_t Orientation; - gdisp_powermode_t Powermode; - uint8_t Backlight; - uint8_t Contrast; - #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION - coord_t clipx0, clipy0; - coord_t clipx1, clipy1; /* not inclusive */ - #endif - } GDISP; -#endif - -#if !GDISP_HARDWARE_CLEARS - void lld_gdisp_clear(color_t color) { - lld_gdisp_fill_area(0, 0, GDISP.Width, GDISP.Height, color); - } -#endif - -#if !GDISP_HARDWARE_LINES - void lld_gdisp_draw_line(coord_t x0, coord_t y0, coord_t x1, coord_t y1, color_t color) { - int16_t dy, dx; - int16_t addx, addy; - int16_t P, diff, i; - - #if GDISP_HARDWARE_FILLS || GDISP_HARDWARE_SCROLL - // speed improvement if vertical or horizontal - if (x0 == x1) { - if (y1 > y0) - lld_gdisp_fill_area(x0, y0, 1, y1-y0+1, color); - else - lld_gdisp_fill_area(x0, y1, 1, y0-y1+1, color); - return; - } - if (y0 == y1) { - if (x1 > x0) - lld_gdisp_fill_area(x0, y0, x1-x0+1, 1, color); - else - lld_gdisp_fill_area(x0, y1, x0-x1+1, 1, color); - return; - } - #endif - - if (x1 >= x0) { - dx = x1 - x0; - addx = 1; - } else { - dx = x0 - x1; - addx = -1; - } - if (y1 >= y0) { - dy = y1 - y0; - addy = 1; - } else { - dy = y0 - y1; - addy = -1; - } - - if (dx >= dy) { - dy *= 2; - P = dy - dx; - diff = P - dx; - - for(i=0; i<=dx; ++i) { - lld_gdisp_draw_pixel(x0, y0, color); - if (P < 0) { - P += dy; - x0 += addx; - } else { - P += diff; - x0 += addx; - y0 += addy; - } - } - } else { - dx *= 2; - P = dx - dy; - diff = P - dy; - - for(i=0; i<=dy; ++i) { - lld_gdisp_draw_pixel(x0, y0, color); - if (P < 0) { - P += dx; - y0 += addy; - } else { - P += diff; - x0 += addx; - y0 += addy; - } - } - } - } -#endif - -#if !GDISP_HARDWARE_FILLS - void lld_gdisp_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { - #if GDISP_HARDWARE_SCROLL - lld_gdisp_vertical_scroll(x, y, cx, cy, cy, color); - #elif GDISP_HARDWARE_LINES - coord_t x1, y1; - - x1 = x + cx - 1; - y1 = y + cy; - for(; y < y1; y++) - lld_gdisp_draw_line(x, y, x1, y, color); - #else - coord_t x0, x1, y1; - - x0 = x; - x1 = x + cx; - y1 = y + cy; - for(; y < y1; y++) - for(x = x0; x < x1; x++) - lld_gdisp_draw_pixel(x, y, color); - #endif - } -#endif - -#if !GDISP_HARDWARE_BITFILLS - void lld_gdisp_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { - coord_t x0, x1, y1; - - x0 = x; - x1 = x + cx; - y1 = y + cy; - buffer += srcy*srccx+srcx; - srccx -= cx; - for(; y < y1; y++, buffer += srccx) - for(x=x0; x < x1; x++) - lld_gdisp_draw_pixel(x, y, *buffer++); - } -#endif - -#if GDISP_NEED_CLIP && !GDISP_HARDWARE_CLIP - void lld_gdisp_set_clip(coord_t x, coord_t y, coord_t cx, coord_t cy) { - #if GDISP_NEED_VALIDATION - if (x >= GDISP.Width || y >= GDISP.Height || cx < 0 || cy < 0) - return; - if (x < 0) x = 0; - if (y < 0) y = 0; - if (x+cx > GDISP.Width) cx = GDISP.Width - x; - if (y+cy > GDISP.Height) cy = GDISP.Height - y; - #endif - GDISP.clipx0 = x; - GDISP.clipy0 = y; - GDISP.clipx1 = x+cx; - GDISP.clipy1 = y+cy; - } -#endif - -#if GDISP_NEED_CIRCLE && !GDISP_HARDWARE_CIRCLES - void lld_gdisp_draw_circle(coord_t x, coord_t y, coord_t radius, color_t color) { - coord_t a, b, P; - - a = 0; - b = radius; - P = 1 - radius; - - do { - lld_gdisp_draw_pixel(x+a, y+b, color); - lld_gdisp_draw_pixel(x+b, y+a, color); - lld_gdisp_draw_pixel(x-a, y+b, color); - lld_gdisp_draw_pixel(x-b, y+a, color); - lld_gdisp_draw_pixel(x+b, y-a, color); - lld_gdisp_draw_pixel(x+a, y-b, color); - lld_gdisp_draw_pixel(x-a, y-b, color); - lld_gdisp_draw_pixel(x-b, y-a, color); - if (P < 0) - P += 3 + 2*a++; - else - P += 5 + 2*(a++ - b--); - } while(a <= b); - } -#endif - -#if GDISP_NEED_CIRCLE && !GDISP_HARDWARE_CIRCLEFILLS - void lld_gdisp_fill_circle(coord_t x, coord_t y, coord_t radius, color_t color) { - coord_t a, b, P; - - a = 0; - b = radius; - P = 1 - radius; - - do { - lld_gdisp_draw_line(x-a, y+b, x+a, y+b, color); - lld_gdisp_draw_line(x-a, y-b, x+a, y-b, color); - lld_gdisp_draw_line(x-b, y+a, x+b, y+a, color); - lld_gdisp_draw_line(x-b, y-a, x+b, y-a, color); - if (P < 0) - P += 3 + 2*a++; - else - P += 5 + 2*(a++ - b--); - } while(a <= b); - } -#endif - -#if GDISP_NEED_ELLIPSE && !GDISP_HARDWARE_ELLIPSES - void lld_gdisp_draw_ellipse(coord_t x, coord_t y, coord_t a, coord_t b, color_t color) { - int dx = 0, dy = b; /* im I. Quadranten von links oben nach rechts unten */ - long a2 = a*a, b2 = b*b; - long err = b2-(2*b-1)*a2, e2; /* Fehler im 1. Schritt */ - - do { - lld_gdisp_draw_pixel(x+dx, y+dy, color); /* I. Quadrant */ - lld_gdisp_draw_pixel(x-dx, y+dy, color); /* II. Quadrant */ - lld_gdisp_draw_pixel(x-dx, y-dy, color); /* III. Quadrant */ - lld_gdisp_draw_pixel(x+dx, y-dy, color); /* IV. Quadrant */ - - e2 = 2*err; - if(e2 < (2*dx+1)*b2) { - dx++; - err += (2*dx+1)*b2; - } - if(e2 > -(2*dy-1)*a2) { - dy--; - err -= (2*dy-1)*a2; - } - } while(dy >= 0); - - while(dx++ < a) { /* fehlerhafter Abbruch bei flachen Ellipsen (b=1) */ - lld_gdisp_draw_pixel(x+dx, y, color); /* -> Spitze der Ellipse vollenden */ - lld_gdisp_draw_pixel(x-dx, y, color); - } - } -#endif - -#if GDISP_NEED_ELLIPSE && !GDISP_HARDWARE_ELLIPSEFILLS - void lld_gdisp_fill_ellipse(coord_t x, coord_t y, coord_t a, coord_t b, color_t color) { - int dx = 0, dy = b; /* im I. Quadranten von links oben nach rechts unten */ - long a2 = a*a, b2 = b*b; - long err = b2-(2*b-1)*a2, e2; /* Fehler im 1. Schritt */ - - do { - lld_gdisp_draw_line(x-dx,y+dy,x+dx,y+dy, color); - lld_gdisp_draw_line(x-dx,y-dy,x+dx,y-dy, color); - - e2 = 2*err; - if(e2 < (2*dx+1)*b2) { - dx++; - err += (2*dx+1)*b2; - } - if(e2 > -(2*dy-1)*a2) { - dy--; - err -= (2*dy-1)*a2; - } - } while(dy >= 0); - - while(dx++ < a) { /* fehlerhafter Abbruch bei flachen Ellipsen (b=1) */ - lld_gdisp_draw_pixel(x+dx, y, color); /* -> Spitze der Ellipse vollenden */ - lld_gdisp_draw_pixel(x-dx, y, color); - } - } -#endif - -#if GDISP_NEED_ARC && !GDISP_HARDWARE_ARCS - - #include - - /* - * @brief Internal helper function for gdispDrawArc() - * - * @note DO NOT USE DIRECTLY! - * - * @param[in] x, y The middle point of the arc - * @param[in] start The start angle of the arc - * @param[in] end The end angle of the arc - * @param[in] radius The radius of the arc - * @param[in] color The color in which the arc will be drawn - * - * @notapi - */ - static void _draw_arc(coord_t x, coord_t y, uint16_t start, uint16_t end, uint16_t radius, color_t color) { - if (/*start >= 0 && */start <= 180) { - float x_maxI = x + radius*cos(start*M_PI/180); - float x_minI; - - if (end > 180) - x_minI = x - radius; - else - x_minI = x + radius*cos(end*M_PI/180); - - int a = 0; - int b = radius; - int P = 1 - radius; - - do { - if(x-a <= x_maxI && x-a >= x_minI) - lld_gdisp_draw_pixel(x-a, y-b, color); - if(x+a <= x_maxI && x+a >= x_minI) - lld_gdisp_draw_pixel(x+a, y-b, color); - if(x-b <= x_maxI && x-b >= x_minI) - lld_gdisp_draw_pixel(x-b, y-a, color); - if(x+b <= x_maxI && x+b >= x_minI) - lld_gdisp_draw_pixel(x+b, y-a, color); - - if (P < 0) { - P = P + 3 + 2*a; - a = a + 1; - } else { - P = P + 5 + 2*(a - b); - a = a + 1; - b = b - 1; - } - } while(a <= b); - } - - if (end > 180 && end <= 360) { - float x_maxII = x+radius*cos(end*M_PI/180); - float x_minII; - - if(start <= 180) - x_minII = x - radius; - else - x_minII = x+radius*cos(start*M_PI/180); - - int a = 0; - int b = radius; - int P = 1 - radius; - - do { - if(x-a <= x_maxII && x-a >= x_minII) - lld_gdisp_draw_pixel(x-a, y+b, color); - if(x+a <= x_maxII && x+a >= x_minII) - lld_gdisp_draw_pixel(x+a, y+b, color); - if(x-b <= x_maxII && x-b >= x_minII) - lld_gdisp_draw_pixel(x-b, y+a, color); - if(x+b <= x_maxII && x+b >= x_minII) - lld_gdisp_draw_pixel(x+b, y+a, color); - - if (P < 0) { - P = P + 3 + 2*a; - a = a + 1; - } else { - P = P + 5 + 2*(a - b); - a = a + 1; - b = b - 1; - } - } while (a <= b); - } - } - - void lld_gdisp_draw_arc(coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle, color_t color) { - if(endangle < startangle) { - _draw_arc(x, y, startangle, 360, radius, color); - _draw_arc(x, y, 0, endangle, radius, color); - } else { - _draw_arc(x, y, startangle, endangle, radius, color); - } - } -#endif - -#if GDISP_NEED_ARC && !GDISP_HARDWARE_ARCFILLS - /* - * @brief Internal helper function for gdispDrawArc() - * - * @note DO NOT USE DIRECTLY! - * - * @param[in] x, y The middle point of the arc - * @param[in] start The start angle of the arc - * @param[in] end The end angle of the arc - * @param[in] radius The radius of the arc - * @param[in] color The color in which the arc will be drawn - * - * @notapi - */ - static void _fill_arc(coord_t x, coord_t y, uint16_t start, uint16_t end, uint16_t radius, color_t color) { - if (/*start >= 0 && */start <= 180) { - float x_maxI = x + radius*cos(start*M_PI/180); - float x_minI; - - if (end > 180) - x_minI = x - radius; - else - x_minI = x + radius*cos(end*M_PI/180); - - int a = 0; - int b = radius; - int P = 1 - radius; - - do { - if(x-a <= x_maxI && x-a >= x_minI) - lld_gdisp_draw_line(x, y, x-a, y-b, color); - if(x+a <= x_maxI && x+a >= x_minI) - lld_gdisp_draw_line(x, y, x+a, y-b, color); - if(x-b <= x_maxI && x-b >= x_minI) - lld_gdisp_draw_line(x, y, x-b, y-a, color); - if(x+b <= x_maxI && x+b >= x_minI) - lld_gdisp_draw_line(x, y, x+b, y-a, color); - - if (P < 0) { - P = P + 3 + 2*a; - a = a + 1; - } else { - P = P + 5 + 2*(a - b); - a = a + 1; - b = b - 1; - } - } while(a <= b); - } - - if (end > 180 && end <= 360) { - float x_maxII = x+radius*cos(end*M_PI/180); - float x_minII; - - if(start <= 180) - x_minII = x - radius; - else - x_minII = x+radius*cos(start*M_PI/180); - - int a = 0; - int b = radius; - int P = 1 - radius; - - do { - if(x-a <= x_maxII && x-a >= x_minII) - lld_gdisp_draw_line(x, y, x-a, y+b, color); - if(x+a <= x_maxII && x+a >= x_minII) - lld_gdisp_draw_line(x, y, x+a, y+b, color); - if(x-b <= x_maxII && x-b >= x_minII) - lld_gdisp_draw_line(x, y, x-b, y+a, color); - if(x+b <= x_maxII && x+b >= x_minII) - lld_gdisp_draw_line(x, y, x+b, y+a, color); - - if (P < 0) { - P = P + 3 + 2*a; - a = a + 1; - } else { - P = P + 5 + 2*(a - b); - a = a + 1; - b = b - 1; - } - } while (a <= b); - } - } - - void lld_gdisp_fill_arc(coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle, color_t color) { - if(endangle < startangle) { - _fill_arc(x, y, startangle, 360, radius, color); - _fill_arc(x, y, 0, endangle, radius, color); - } else { - _fill_arc(x, y, startangle, endangle, radius, color); - } - } -#endif - -#if GDISP_NEED_TEXT && !GDISP_HARDWARE_TEXT - #include "gdisp/fonts.h" -#endif - -#if GDISP_NEED_TEXT && !GDISP_HARDWARE_TEXT - void lld_gdisp_draw_char(coord_t x, coord_t y, char c, font_t font, color_t color) { - const fontcolumn_t *ptr; - fontcolumn_t column; - coord_t width, height, xscale, yscale; - coord_t i, j, xs, ys; - - /* Check we actually have something to print */ - width = _getCharWidth(font, c); - if (!width) return; - - xscale = font->xscale; - yscale = font->yscale; - height = font->height * yscale; - width *= xscale; - - ptr = _getCharData(font, c); - - /* Loop through the data and display. The font data is LSBit first, down the column */ - for(i=0; i < width; i+=xscale) { - /* Get the font bitmap data for the column */ - column = *ptr++; - - /* Draw each pixel */ - for(j=0; j < height; j+=yscale, column >>= 1) { - if (column & 0x01) { - for(xs=0; xs < xscale; xs++) - for(ys=0; ys < yscale; ys++) - lld_gdisp_draw_pixel(x+i+xs, y+j+ys, color); - } - } - } - } -#endif - -#if GDISP_NEED_TEXT && !GDISP_HARDWARE_TEXTFILLS - void lld_gdisp_fill_char(coord_t x, coord_t y, char c, font_t font, color_t color, color_t bgcolor) { - coord_t width, height; - coord_t xscale, yscale; - - /* Check we actually have something to print */ - width = _getCharWidth(font, c); - if (!width) return; - - xscale = font->xscale; - yscale = font->yscale; - height = font->height * yscale; - width *= xscale; - - /* Method 1: Use background fill and then draw the text */ - #if GDISP_HARDWARE_TEXT || GDISP_SOFTWARE_TEXTFILLDRAW - - /* Fill the area */ - lld_gdisp_fill_area(x, y, width, height, bgcolor); - - /* Draw the text */ - lld_gdisp_draw_char(x, y, c, font, color); - - /* Method 2: Create a single column bitmap and then blit it */ - #elif GDISP_HARDWARE_BITFILLS && GDISP_SOFTWARE_TEXTBLITCOLUMN - { - const fontcolumn_t *ptr; - fontcolumn_t column; - coord_t i, j, xs, ys; - - /* Working buffer for fast non-transparent text rendering [patch by Badger] - This needs to be larger than the largest character we can print. - Assume the max is double sized by one column. - */ - static pixel_t buf[sizeof(fontcolumn_t)*8*2]; - - #if GDISP_NEED_VALIDATION - /* Check our buffer is big enough */ - if ((unsigned)height > sizeof(buf)/sizeof(buf[0])) return; - #endif - - ptr = _getCharData(font, c); - - /* Loop through the data and display. The font data is LSBit first, down the column */ - for(i = 0; i < width; i+=xscale) { - /* Get the font bitmap data for the column */ - column = *ptr++; - - /* Draw each pixel */ - for(j = 0; j < height; j+=yscale, column >>= 1) { - if (column & 0x01) { - for(ys=0; ys < yscale; ys++) - gdispPackPixels(buf, 1, j+ys, 0, color); - } else { - for(ys=0; ys < yscale; ys++) - gdispPackPixels(buf, 1, j+ys, 0, bgcolor); - } - } - - for(xs=0; xs < xscale; xs++) - lld_gdisp_blit_area_ex(x+i+xs, y, 1, height, 0, 0, 1, buf); - } - } - - /* Method 3: Create a character bitmap and then blit it */ - #elif GDISP_HARDWARE_BITFILLS - { - const fontcolumn_t *ptr; - fontcolumn_t column; - coord_t i, j, xs, ys; - - /* Working buffer for fast non-transparent text rendering [patch by Badger] - This needs to be larger than the largest character we can print. - Assume the max is double sized. - */ - static pixel_t buf[20*(sizeof(fontcolumn_t)*8)*2]; - - #if GDISP_NEED_VALIDATION - /* Check our buffer is big enough */ - if ((unsigned)(width * height) > sizeof(buf)/sizeof(buf[0])) return; - #endif - - ptr = _getCharData(font, c); - - /* Loop through the data and display. The font data is LSBit first, down the column */ - for(i = 0; i < width; i+=xscale) { - /* Get the font bitmap data for the column */ - column = *ptr++; - - /* Draw each pixel */ - for(j = 0; j < height; j+=yscale, column >>= 1) { - if (column & 0x01) { - for(xs=0; xs < xscale; xs++) - for(ys=0; ys < yscale; ys++) - gdispPackPixels(buf, width, i+xs, j+ys, color); - } else { - for(xs=0; xs < xscale; xs++) - for(ys=0; ys < yscale; ys++) - gdispPackPixels(buf, width, i+xs, j+ys, bgcolor); - } - } - } - - /* [Patch by Badger] Write all in one stroke */ - lld_gdisp_blit_area_ex(x, y, width, height, 0, 0, width, buf); - } - - /* Method 4: Draw pixel by pixel */ - #else - { - const fontcolumn_t *ptr; - fontcolumn_t column; - coord_t i, j, xs, ys; - - ptr = _getCharData(font, c); - - /* Loop through the data and display. The font data is LSBit first, down the column */ - for(i = 0; i < width; i+=xscale) { - /* Get the font bitmap data for the column */ - column = *ptr++; - - /* Draw each pixel */ - for(j = 0; j < height; j+=yscale, column >>= 1) { - if (column & 0x01) { - for(xs=0; xs < xscale; xs++) - for(ys=0; ys < yscale; ys++) - lld_gdisp_draw_pixel(x+i+xs, y+j+ys, color); - } else { - for(xs=0; xs < xscale; xs++) - for(ys=0; ys < yscale; ys++) - lld_gdisp_draw_pixel(x+i+xs, y+j+ys, bgcolor); - } - } - } - } - #endif - } -#endif - - -#if GDISP_NEED_CONTROL && !GDISP_HARDWARE_CONTROL - void lld_gdisp_control(unsigned what, void *value) { - (void)what; - (void)value; - /* Ignore everything */ - } -#endif - -#if !GDISP_HARDWARE_QUERY -void *lld_gdisp_query(unsigned what) { - switch(what) { - case GDISP_QUERY_WIDTH: return (void *)(unsigned)GDISP.Width; - case GDISP_QUERY_HEIGHT: return (void *)(unsigned)GDISP.Height; - case GDISP_QUERY_POWER: return (void *)(unsigned)GDISP.Powermode; - case GDISP_QUERY_ORIENTATION: return (void *)(unsigned)GDISP.Orientation; - case GDISP_QUERY_BACKLIGHT: return (void *)(unsigned)GDISP.Backlight; - case GDISP_QUERY_CONTRAST: return (void *)(unsigned)GDISP.Contrast; - default: return (void *)-1; - } -} -#endif - -#if GDISP_NEED_MSGAPI - void lld_gdisp_msg_dispatch(gdisp_lld_msg_t *msg) { - switch(msg->action) { - case GDISP_LLD_MSG_NOP: - break; - case GDISP_LLD_MSG_INIT: - lld_gdisp_init(); - break; - case GDISP_LLD_MSG_CLEAR: - lld_gdisp_clear(msg->clear.color); - break; - case GDISP_LLD_MSG_DRAWPIXEL: - lld_gdisp_draw_pixel(msg->drawpixel.x, msg->drawpixel.y, msg->drawpixel.color); - break; - case GDISP_LLD_MSG_FILLAREA: - lld_gdisp_fill_area(msg->fillarea.x, msg->fillarea.y, msg->fillarea.cx, msg->fillarea.cy, msg->fillarea.color); - break; - case GDISP_LLD_MSG_BLITAREA: - lld_gdisp_blit_area_ex(msg->blitarea.x, msg->blitarea.y, msg->blitarea.cx, msg->blitarea.cy, msg->blitarea.srcx, msg->blitarea.srcy, msg->blitarea.srccx, msg->blitarea.buffer); - break; - case GDISP_LLD_MSG_DRAWLINE: - lld_gdisp_draw_line(msg->drawline.x0, msg->drawline.y0, msg->drawline.x1, msg->drawline.y1, msg->drawline.color); - break; - #if GDISP_NEED_CLIP - case GDISP_LLD_MSG_SETCLIP: - lld_gdisp_set_clip(msg->setclip.x, msg->setclip.y, msg->setclip.cx, msg->setclip.cy); - break; - #endif - #if GDISP_NEED_CIRCLE - case GDISP_LLD_MSG_DRAWCIRCLE: - lld_gdisp_draw_circle(msg->drawcircle.x, msg->drawcircle.y, msg->drawcircle.radius, msg->drawcircle.color); - break; - case GDISP_LLD_MSG_FILLCIRCLE: - lld_gdisp_fill_circle(msg->fillcircle.x, msg->fillcircle.y, msg->fillcircle.radius, msg->fillcircle.color); - break; - #endif - #if GDISP_NEED_ELLIPSE - case GDISP_LLD_MSG_DRAWELLIPSE: - lld_gdisp_draw_ellipse(msg->drawellipse.x, msg->drawellipse.y, msg->drawellipse.a, msg->drawellipse.b, msg->drawellipse.color); - break; - case GDISP_LLD_MSG_FILLELLIPSE: - lld_gdisp_fill_ellipse(msg->fillellipse.x, msg->fillellipse.y, msg->fillellipse.a, msg->fillellipse.b, msg->fillellipse.color); - break; - #endif - #if GDISP_NEED_ARC - case GDISP_LLD_MSG_DRAWARC: - lld_gdisp_draw_circle(msg->drawarc.x, msg->drawarc.y, msg->drawarc.radius, msg->drawarc.startangle, msg->drawarc.endangle, msg->drawarc.color); - break; - case GDISP_LLD_MSG_FILLARC: - lld_gdisp_fill_circle(msg->fillarc.x, msg->fillarc.y, msg->fillarc.radius, msg->fillarc.startangle, msg->fillarc.endangle, msg->fillarc.color); - break; - #endif - #if GDISP_NEED_TEXT - case GDISP_LLD_MSG_DRAWCHAR: - lld_gdisp_draw_char(msg->drawchar.x, msg->drawchar.y, msg->drawchar.c, msg->drawchar.font, msg->drawchar.color); - break; - case GDISP_LLD_MSG_FILLCHAR: - lld_gdisp_fill_char(msg->fillchar.x, msg->fillchar.y, msg->fillchar.c, msg->fillchar.font, msg->fillchar.color, msg->fillchar.bgcolor); - break; - #endif - #if GDISP_NEED_PIXELREAD - case GDISP_LLD_MSG_GETPIXELCOLOR: - msg->getpixelcolor.result = lld_gdisp_get_pixel_color(msg->getpixelcolor.x, msg->getpixelcolor.y); - break; - #endif - #if GDISP_NEED_SCROLL - case GDISP_LLD_MSG_VERTICALSCROLL: - lld_gdisp_vertical_scroll(msg->verticalscroll.x, msg->verticalscroll.y, msg->verticalscroll.cx, msg->verticalscroll.cy, msg->verticalscroll.lines, msg->verticalscroll.bgcolor); - break; - #endif - #if GDISP_NEED_CONTROL - case GDISP_LLD_MSG_CONTROL: - lld_gdisp_control(msg->control.what, msg->control.value); - break; - #endif - case GDISP_LLD_MSG_QUERY: - msg->query.result = lld_gdisp_query(msg->query.what); - break; - } - } -#endif - -#endif /* GFX_USE_GDISP */ -#endif /* GDISP_EMULATION_C */ -/** @} */ - +/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +/** + * @file include/gdisp/lld/emulation.c + * @brief GDISP emulation routines for stuff the driver dosen't support + * + * @addtogroup GDISP + * + * @details Even though this is a software emulation of a low level driver + * most validation doesn't need to happen here as eventually + * we call a real low level driver routine and if validation is + * required - it will do it. + * + * @{ + */ +#ifndef GDISP_EMULATION_C +#define GDISP_EMULATION_C + +#if GFX_USE_GDISP /*|| defined(__DOXYGEN__) */ + +#ifndef GDISP_LLD_NO_STRUCT + static struct GDISPDriver { + coord_t Width; + coord_t Height; + gdisp_orientation_t Orientation; + gdisp_powermode_t Powermode; + uint8_t Backlight; + uint8_t Contrast; + #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION + coord_t clipx0, clipy0; + coord_t clipx1, clipy1; /* not inclusive */ + #endif + } GDISP; +#endif + +#if !GDISP_HARDWARE_CLEARS + void gdisp_lld_clear(color_t color) { + gdisp_lld_fill_area(0, 0, GDISP.Width, GDISP.Height, color); + } +#endif + +#if !GDISP_HARDWARE_LINES + void gdisp_lld_draw_line(coord_t x0, coord_t y0, coord_t x1, coord_t y1, color_t color) { + int16_t dy, dx; + int16_t addx, addy; + int16_t P, diff, i; + + #if GDISP_HARDWARE_FILLS || GDISP_HARDWARE_SCROLL + // speed improvement if vertical or horizontal + if (x0 == x1) { + if (y1 > y0) + gdisp_lld_fill_area(x0, y0, 1, y1-y0+1, color); + else + gdisp_lld_fill_area(x0, y1, 1, y0-y1+1, color); + return; + } + if (y0 == y1) { + if (x1 > x0) + gdisp_lld_fill_area(x0, y0, x1-x0+1, 1, color); + else + gdisp_lld_fill_area(x0, y1, x0-x1+1, 1, color); + return; + } + #endif + + if (x1 >= x0) { + dx = x1 - x0; + addx = 1; + } else { + dx = x0 - x1; + addx = -1; + } + if (y1 >= y0) { + dy = y1 - y0; + addy = 1; + } else { + dy = y0 - y1; + addy = -1; + } + + if (dx >= dy) { + dy *= 2; + P = dy - dx; + diff = P - dx; + + for(i=0; i<=dx; ++i) { + gdisp_lld_draw_pixel(x0, y0, color); + if (P < 0) { + P += dy; + x0 += addx; + } else { + P += diff; + x0 += addx; + y0 += addy; + } + } + } else { + dx *= 2; + P = dx - dy; + diff = P - dy; + + for(i=0; i<=dy; ++i) { + gdisp_lld_draw_pixel(x0, y0, color); + if (P < 0) { + P += dx; + y0 += addy; + } else { + P += diff; + x0 += addx; + y0 += addy; + } + } + } + } +#endif + +#if !GDISP_HARDWARE_FILLS + void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { + #if GDISP_HARDWARE_SCROLL + gdisp_lld_vertical_scroll(x, y, cx, cy, cy, color); + #elif GDISP_HARDWARE_LINES + coord_t x1, y1; + + x1 = x + cx - 1; + y1 = y + cy; + for(; y < y1; y++) + gdisp_lld_draw_line(x, y, x1, y, color); + #else + coord_t x0, x1, y1; + + x0 = x; + x1 = x + cx; + y1 = y + cy; + for(; y < y1; y++) + for(x = x0; x < x1; x++) + gdisp_lld_draw_pixel(x, y, color); + #endif + } +#endif + +#if !GDISP_HARDWARE_BITFILLS + void gdisp_lld_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { + coord_t x0, x1, y1; + + x0 = x; + x1 = x + cx; + y1 = y + cy; + buffer += srcy*srccx+srcx; + srccx -= cx; + for(; y < y1; y++, buffer += srccx) + for(x=x0; x < x1; x++) + gdisp_lld_draw_pixel(x, y, *buffer++); + } +#endif + +#if GDISP_NEED_CLIP && !GDISP_HARDWARE_CLIP + void gdisp_lld_set_clip(coord_t x, coord_t y, coord_t cx, coord_t cy) { + #if GDISP_NEED_VALIDATION + if (x >= GDISP.Width || y >= GDISP.Height || cx < 0 || cy < 0) + return; + if (x < 0) x = 0; + if (y < 0) y = 0; + if (x+cx > GDISP.Width) cx = GDISP.Width - x; + if (y+cy > GDISP.Height) cy = GDISP.Height - y; + #endif + GDISP.clipx0 = x; + GDISP.clipy0 = y; + GDISP.clipx1 = x+cx; + GDISP.clipy1 = y+cy; + } +#endif + +#if GDISP_NEED_CIRCLE && !GDISP_HARDWARE_CIRCLES + void gdisp_lld_draw_circle(coord_t x, coord_t y, coord_t radius, color_t color) { + coord_t a, b, P; + + a = 0; + b = radius; + P = 1 - radius; + + do { + gdisp_lld_draw_pixel(x+a, y+b, color); + gdisp_lld_draw_pixel(x+b, y+a, color); + gdisp_lld_draw_pixel(x-a, y+b, color); + gdisp_lld_draw_pixel(x-b, y+a, color); + gdisp_lld_draw_pixel(x+b, y-a, color); + gdisp_lld_draw_pixel(x+a, y-b, color); + gdisp_lld_draw_pixel(x-a, y-b, color); + gdisp_lld_draw_pixel(x-b, y-a, color); + if (P < 0) + P += 3 + 2*a++; + else + P += 5 + 2*(a++ - b--); + } while(a <= b); + } +#endif + +#if GDISP_NEED_CIRCLE && !GDISP_HARDWARE_CIRCLEFILLS + void gdisp_lld_fill_circle(coord_t x, coord_t y, coord_t radius, color_t color) { + coord_t a, b, P; + + a = 0; + b = radius; + P = 1 - radius; + + do { + gdisp_lld_draw_line(x-a, y+b, x+a, y+b, color); + gdisp_lld_draw_line(x-a, y-b, x+a, y-b, color); + gdisp_lld_draw_line(x-b, y+a, x+b, y+a, color); + gdisp_lld_draw_line(x-b, y-a, x+b, y-a, color); + if (P < 0) + P += 3 + 2*a++; + else + P += 5 + 2*(a++ - b--); + } while(a <= b); + } +#endif + +#if GDISP_NEED_ELLIPSE && !GDISP_HARDWARE_ELLIPSES + void gdisp_lld_draw_ellipse(coord_t x, coord_t y, coord_t a, coord_t b, color_t color) { + int dx = 0, dy = b; /* im I. Quadranten von links oben nach rechts unten */ + long a2 = a*a, b2 = b*b; + long err = b2-(2*b-1)*a2, e2; /* Fehler im 1. Schritt */ + + do { + gdisp_lld_draw_pixel(x+dx, y+dy, color); /* I. Quadrant */ + gdisp_lld_draw_pixel(x-dx, y+dy, color); /* II. Quadrant */ + gdisp_lld_draw_pixel(x-dx, y-dy, color); /* III. Quadrant */ + gdisp_lld_draw_pixel(x+dx, y-dy, color); /* IV. Quadrant */ + + e2 = 2*err; + if(e2 < (2*dx+1)*b2) { + dx++; + err += (2*dx+1)*b2; + } + if(e2 > -(2*dy-1)*a2) { + dy--; + err -= (2*dy-1)*a2; + } + } while(dy >= 0); + + while(dx++ < a) { /* fehlerhafter Abbruch bei flachen Ellipsen (b=1) */ + gdisp_lld_draw_pixel(x+dx, y, color); /* -> Spitze der Ellipse vollenden */ + gdisp_lld_draw_pixel(x-dx, y, color); + } + } +#endif + +#if GDISP_NEED_ELLIPSE && !GDISP_HARDWARE_ELLIPSEFILLS + void gdisp_lld_fill_ellipse(coord_t x, coord_t y, coord_t a, coord_t b, color_t color) { + int dx = 0, dy = b; /* im I. Quadranten von links oben nach rechts unten */ + long a2 = a*a, b2 = b*b; + long err = b2-(2*b-1)*a2, e2; /* Fehler im 1. Schritt */ + + do { + gdisp_lld_draw_line(x-dx,y+dy,x+dx,y+dy, color); + gdisp_lld_draw_line(x-dx,y-dy,x+dx,y-dy, color); + + e2 = 2*err; + if(e2 < (2*dx+1)*b2) { + dx++; + err += (2*dx+1)*b2; + } + if(e2 > -(2*dy-1)*a2) { + dy--; + err -= (2*dy-1)*a2; + } + } while(dy >= 0); + + while(dx++ < a) { /* fehlerhafter Abbruch bei flachen Ellipsen (b=1) */ + gdisp_lld_draw_pixel(x+dx, y, color); /* -> Spitze der Ellipse vollenden */ + gdisp_lld_draw_pixel(x-dx, y, color); + } + } +#endif + +#if GDISP_NEED_ARC && !GDISP_HARDWARE_ARCS + + #include + + /* + * @brief Internal helper function for gdispDrawArc() + * + * @note DO NOT USE DIRECTLY! + * + * @param[in] x, y The middle point of the arc + * @param[in] start The start angle of the arc + * @param[in] end The end angle of the arc + * @param[in] radius The radius of the arc + * @param[in] color The color in which the arc will be drawn + * + * @notapi + */ + static void _draw_arc(coord_t x, coord_t y, uint16_t start, uint16_t end, uint16_t radius, color_t color) { + if (/*start >= 0 && */start <= 180) { + float x_maxI = x + radius*cos(start*M_PI/180); + float x_minI; + + if (end > 180) + x_minI = x - radius; + else + x_minI = x + radius*cos(end*M_PI/180); + + int a = 0; + int b = radius; + int P = 1 - radius; + + do { + if(x-a <= x_maxI && x-a >= x_minI) + gdisp_lld_draw_pixel(x-a, y-b, color); + if(x+a <= x_maxI && x+a >= x_minI) + gdisp_lld_draw_pixel(x+a, y-b, color); + if(x-b <= x_maxI && x-b >= x_minI) + gdisp_lld_draw_pixel(x-b, y-a, color); + if(x+b <= x_maxI && x+b >= x_minI) + gdisp_lld_draw_pixel(x+b, y-a, color); + + if (P < 0) { + P = P + 3 + 2*a; + a = a + 1; + } else { + P = P + 5 + 2*(a - b); + a = a + 1; + b = b - 1; + } + } while(a <= b); + } + + if (end > 180 && end <= 360) { + float x_maxII = x+radius*cos(end*M_PI/180); + float x_minII; + + if(start <= 180) + x_minII = x - radius; + else + x_minII = x+radius*cos(start*M_PI/180); + + int a = 0; + int b = radius; + int P = 1 - radius; + + do { + if(x-a <= x_maxII && x-a >= x_minII) + gdisp_lld_draw_pixel(x-a, y+b, color); + if(x+a <= x_maxII && x+a >= x_minII) + gdisp_lld_draw_pixel(x+a, y+b, color); + if(x-b <= x_maxII && x-b >= x_minII) + gdisp_lld_draw_pixel(x-b, y+a, color); + if(x+b <= x_maxII && x+b >= x_minII) + gdisp_lld_draw_pixel(x+b, y+a, color); + + if (P < 0) { + P = P + 3 + 2*a; + a = a + 1; + } else { + P = P + 5 + 2*(a - b); + a = a + 1; + b = b - 1; + } + } while (a <= b); + } + } + + void gdisp_lld_draw_arc(coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle, color_t color) { + if(endangle < startangle) { + _draw_arc(x, y, startangle, 360, radius, color); + _draw_arc(x, y, 0, endangle, radius, color); + } else { + _draw_arc(x, y, startangle, endangle, radius, color); + } + } +#endif + +#if GDISP_NEED_ARC && !GDISP_HARDWARE_ARCFILLS + /* + * @brief Internal helper function for gdispDrawArc() + * + * @note DO NOT USE DIRECTLY! + * + * @param[in] x, y The middle point of the arc + * @param[in] start The start angle of the arc + * @param[in] end The end angle of the arc + * @param[in] radius The radius of the arc + * @param[in] color The color in which the arc will be drawn + * + * @notapi + */ + static void _fill_arc(coord_t x, coord_t y, uint16_t start, uint16_t end, uint16_t radius, color_t color) { + if (/*start >= 0 && */start <= 180) { + float x_maxI = x + radius*cos(start*M_PI/180); + float x_minI; + + if (end > 180) + x_minI = x - radius; + else + x_minI = x + radius*cos(end*M_PI/180); + + int a = 0; + int b = radius; + int P = 1 - radius; + + do { + if(x-a <= x_maxI && x-a >= x_minI) + gdisp_lld_draw_line(x, y, x-a, y-b, color); + if(x+a <= x_maxI && x+a >= x_minI) + gdisp_lld_draw_line(x, y, x+a, y-b, color); + if(x-b <= x_maxI && x-b >= x_minI) + gdisp_lld_draw_line(x, y, x-b, y-a, color); + if(x+b <= x_maxI && x+b >= x_minI) + gdisp_lld_draw_line(x, y, x+b, y-a, color); + + if (P < 0) { + P = P + 3 + 2*a; + a = a + 1; + } else { + P = P + 5 + 2*(a - b); + a = a + 1; + b = b - 1; + } + } while(a <= b); + } + + if (end > 180 && end <= 360) { + float x_maxII = x+radius*cos(end*M_PI/180); + float x_minII; + + if(start <= 180) + x_minII = x - radius; + else + x_minII = x+radius*cos(start*M_PI/180); + + int a = 0; + int b = radius; + int P = 1 - radius; + + do { + if(x-a <= x_maxII && x-a >= x_minII) + gdisp_lld_draw_line(x, y, x-a, y+b, color); + if(x+a <= x_maxII && x+a >= x_minII) + gdisp_lld_draw_line(x, y, x+a, y+b, color); + if(x-b <= x_maxII && x-b >= x_minII) + gdisp_lld_draw_line(x, y, x-b, y+a, color); + if(x+b <= x_maxII && x+b >= x_minII) + gdisp_lld_draw_line(x, y, x+b, y+a, color); + + if (P < 0) { + P = P + 3 + 2*a; + a = a + 1; + } else { + P = P + 5 + 2*(a - b); + a = a + 1; + b = b - 1; + } + } while (a <= b); + } + } + + void gdisp_lld_fill_arc(coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle, color_t color) { + if(endangle < startangle) { + _fill_arc(x, y, startangle, 360, radius, color); + _fill_arc(x, y, 0, endangle, radius, color); + } else { + _fill_arc(x, y, startangle, endangle, radius, color); + } + } +#endif + +#if GDISP_NEED_TEXT && !GDISP_HARDWARE_TEXT + #include "gdisp/fonts.h" +#endif + +#if GDISP_NEED_TEXT && !GDISP_HARDWARE_TEXT + void gdisp_lld_draw_char(coord_t x, coord_t y, char c, font_t font, color_t color) { + const fontcolumn_t *ptr; + fontcolumn_t column; + coord_t width, height, xscale, yscale; + coord_t i, j, xs, ys; + + /* Check we actually have something to print */ + width = _getCharWidth(font, c); + if (!width) return; + + xscale = font->xscale; + yscale = font->yscale; + height = font->height * yscale; + width *= xscale; + + ptr = _getCharData(font, c); + + /* Loop through the data and display. The font data is LSBit first, down the column */ + for(i=0; i < width; i+=xscale) { + /* Get the font bitmap data for the column */ + column = *ptr++; + + /* Draw each pixel */ + for(j=0; j < height; j+=yscale, column >>= 1) { + if (column & 0x01) { + for(xs=0; xs < xscale; xs++) + for(ys=0; ys < yscale; ys++) + gdisp_lld_draw_pixel(x+i+xs, y+j+ys, color); + } + } + } + } +#endif + +#if GDISP_NEED_TEXT && !GDISP_HARDWARE_TEXTFILLS + void gdisp_lld_fill_char(coord_t x, coord_t y, char c, font_t font, color_t color, color_t bgcolor) { + coord_t width, height; + coord_t xscale, yscale; + + /* Check we actually have something to print */ + width = _getCharWidth(font, c); + if (!width) return; + + xscale = font->xscale; + yscale = font->yscale; + height = font->height * yscale; + width *= xscale; + + /* Method 1: Use background fill and then draw the text */ + #if GDISP_HARDWARE_TEXT || GDISP_SOFTWARE_TEXTFILLDRAW + + /* Fill the area */ + gdisp_lld_fill_area(x, y, width, height, bgcolor); + + /* Draw the text */ + gdisp_lld_draw_char(x, y, c, font, color); + + /* Method 2: Create a single column bitmap and then blit it */ + #elif GDISP_HARDWARE_BITFILLS && GDISP_SOFTWARE_TEXTBLITCOLUMN + { + const fontcolumn_t *ptr; + fontcolumn_t column; + coord_t i, j, xs, ys; + + /* Working buffer for fast non-transparent text rendering [patch by Badger] + This needs to be larger than the largest character we can print. + Assume the max is double sized by one column. + */ + static pixel_t buf[sizeof(fontcolumn_t)*8*2]; + + #if GDISP_NEED_VALIDATION + /* Check our buffer is big enough */ + if ((unsigned)height > sizeof(buf)/sizeof(buf[0])) return; + #endif + + ptr = _getCharData(font, c); + + /* Loop through the data and display. The font data is LSBit first, down the column */ + for(i = 0; i < width; i+=xscale) { + /* Get the font bitmap data for the column */ + column = *ptr++; + + /* Draw each pixel */ + for(j = 0; j < height; j+=yscale, column >>= 1) { + if (column & 0x01) { + for(ys=0; ys < yscale; ys++) + gdispPackPixels(buf, 1, j+ys, 0, color); + } else { + for(ys=0; ys < yscale; ys++) + gdispPackPixels(buf, 1, j+ys, 0, bgcolor); + } + } + + for(xs=0; xs < xscale; xs++) + gdisp_lld_blit_area_ex(x+i+xs, y, 1, height, 0, 0, 1, buf); + } + } + + /* Method 3: Create a character bitmap and then blit it */ + #elif GDISP_HARDWARE_BITFILLS + { + const fontcolumn_t *ptr; + fontcolumn_t column; + coord_t i, j, xs, ys; + + /* Working buffer for fast non-transparent text rendering [patch by Badger] + This needs to be larger than the largest character we can print. + Assume the max is double sized. + */ + static pixel_t buf[20*(sizeof(fontcolumn_t)*8)*2]; + + #if GDISP_NEED_VALIDATION + /* Check our buffer is big enough */ + if ((unsigned)(width * height) > sizeof(buf)/sizeof(buf[0])) return; + #endif + + ptr = _getCharData(font, c); + + /* Loop through the data and display. The font data is LSBit first, down the column */ + for(i = 0; i < width; i+=xscale) { + /* Get the font bitmap data for the column */ + column = *ptr++; + + /* Draw each pixel */ + for(j = 0; j < height; j+=yscale, column >>= 1) { + if (column & 0x01) { + for(xs=0; xs < xscale; xs++) + for(ys=0; ys < yscale; ys++) + gdispPackPixels(buf, width, i+xs, j+ys, color); + } else { + for(xs=0; xs < xscale; xs++) + for(ys=0; ys < yscale; ys++) + gdispPackPixels(buf, width, i+xs, j+ys, bgcolor); + } + } + } + + /* [Patch by Badger] Write all in one stroke */ + gdisp_lld_blit_area_ex(x, y, width, height, 0, 0, width, buf); + } + + /* Method 4: Draw pixel by pixel */ + #else + { + const fontcolumn_t *ptr; + fontcolumn_t column; + coord_t i, j, xs, ys; + + ptr = _getCharData(font, c); + + /* Loop through the data and display. The font data is LSBit first, down the column */ + for(i = 0; i < width; i+=xscale) { + /* Get the font bitmap data for the column */ + column = *ptr++; + + /* Draw each pixel */ + for(j = 0; j < height; j+=yscale, column >>= 1) { + if (column & 0x01) { + for(xs=0; xs < xscale; xs++) + for(ys=0; ys < yscale; ys++) + gdisp_lld_draw_pixel(x+i+xs, y+j+ys, color); + } else { + for(xs=0; xs < xscale; xs++) + for(ys=0; ys < yscale; ys++) + gdisp_lld_draw_pixel(x+i+xs, y+j+ys, bgcolor); + } + } + } + } + #endif + } +#endif + + +#if GDISP_NEED_CONTROL && !GDISP_HARDWARE_CONTROL + void gdisp_lld_control(unsigned what, void *value) { + (void)what; + (void)value; + /* Ignore everything */ + } +#endif + +#if !GDISP_HARDWARE_QUERY +void *gdisp_lld_query(unsigned what) { + switch(what) { + case GDISP_QUERY_WIDTH: return (void *)(unsigned)GDISP.Width; + case GDISP_QUERY_HEIGHT: return (void *)(unsigned)GDISP.Height; + case GDISP_QUERY_POWER: return (void *)(unsigned)GDISP.Powermode; + case GDISP_QUERY_ORIENTATION: return (void *)(unsigned)GDISP.Orientation; + case GDISP_QUERY_BACKLIGHT: return (void *)(unsigned)GDISP.Backlight; + case GDISP_QUERY_CONTRAST: return (void *)(unsigned)GDISP.Contrast; + default: return (void *)-1; + } +} +#endif + +#if GDISP_NEED_MSGAPI + void gdisp_lld_msg_dispatch(gdisp_lld_msg_t *msg) { + switch(msg->action) { + case GDISP_LLD_MSG_NOP: + break; + case GDISP_LLD_MSG_INIT: + gdisp_lld_init(); + break; + case GDISP_LLD_MSG_CLEAR: + gdisp_lld_clear(msg->clear.color); + break; + case GDISP_LLD_MSG_DRAWPIXEL: + gdisp_lld_draw_pixel(msg->drawpixel.x, msg->drawpixel.y, msg->drawpixel.color); + break; + case GDISP_LLD_MSG_FILLAREA: + gdisp_lld_fill_area(msg->fillarea.x, msg->fillarea.y, msg->fillarea.cx, msg->fillarea.cy, msg->fillarea.color); + break; + case GDISP_LLD_MSG_BLITAREA: + gdisp_lld_blit_area_ex(msg->blitarea.x, msg->blitarea.y, msg->blitarea.cx, msg->blitarea.cy, msg->blitarea.srcx, msg->blitarea.srcy, msg->blitarea.srccx, msg->blitarea.buffer); + break; + case GDISP_LLD_MSG_DRAWLINE: + gdisp_lld_draw_line(msg->drawline.x0, msg->drawline.y0, msg->drawline.x1, msg->drawline.y1, msg->drawline.color); + break; + #if GDISP_NEED_CLIP + case GDISP_LLD_MSG_SETCLIP: + gdisp_lld_set_clip(msg->setclip.x, msg->setclip.y, msg->setclip.cx, msg->setclip.cy); + break; + #endif + #if GDISP_NEED_CIRCLE + case GDISP_LLD_MSG_DRAWCIRCLE: + gdisp_lld_draw_circle(msg->drawcircle.x, msg->drawcircle.y, msg->drawcircle.radius, msg->drawcircle.color); + break; + case GDISP_LLD_MSG_FILLCIRCLE: + gdisp_lld_fill_circle(msg->fillcircle.x, msg->fillcircle.y, msg->fillcircle.radius, msg->fillcircle.color); + break; + #endif + #if GDISP_NEED_ELLIPSE + case GDISP_LLD_MSG_DRAWELLIPSE: + gdisp_lld_draw_ellipse(msg->drawellipse.x, msg->drawellipse.y, msg->drawellipse.a, msg->drawellipse.b, msg->drawellipse.color); + break; + case GDISP_LLD_MSG_FILLELLIPSE: + gdisp_lld_fill_ellipse(msg->fillellipse.x, msg->fillellipse.y, msg->fillellipse.a, msg->fillellipse.b, msg->fillellipse.color); + break; + #endif + #if GDISP_NEED_ARC + case GDISP_LLD_MSG_DRAWARC: + gdisp_lld_draw_circle(msg->drawarc.x, msg->drawarc.y, msg->drawarc.radius, msg->drawarc.startangle, msg->drawarc.endangle, msg->drawarc.color); + break; + case GDISP_LLD_MSG_FILLARC: + gdisp_lld_fill_circle(msg->fillarc.x, msg->fillarc.y, msg->fillarc.radius, msg->fillarc.startangle, msg->fillarc.endangle, msg->fillarc.color); + break; + #endif + #if GDISP_NEED_TEXT + case GDISP_LLD_MSG_DRAWCHAR: + gdisp_lld_draw_char(msg->drawchar.x, msg->drawchar.y, msg->drawchar.c, msg->drawchar.font, msg->drawchar.color); + break; + case GDISP_LLD_MSG_FILLCHAR: + gdisp_lld_fill_char(msg->fillchar.x, msg->fillchar.y, msg->fillchar.c, msg->fillchar.font, msg->fillchar.color, msg->fillchar.bgcolor); + break; + #endif + #if GDISP_NEED_PIXELREAD + case GDISP_LLD_MSG_GETPIXELCOLOR: + msg->getpixelcolor.result = gdisp_lld_get_pixel_color(msg->getpixelcolor.x, msg->getpixelcolor.y); + break; + #endif + #if GDISP_NEED_SCROLL + case GDISP_LLD_MSG_VERTICALSCROLL: + gdisp_lld_vertical_scroll(msg->verticalscroll.x, msg->verticalscroll.y, msg->verticalscroll.cx, msg->verticalscroll.cy, msg->verticalscroll.lines, msg->verticalscroll.bgcolor); + break; + #endif + #if GDISP_NEED_CONTROL + case GDISP_LLD_MSG_CONTROL: + gdisp_lld_control(msg->control.what, msg->control.value); + break; + #endif + case GDISP_LLD_MSG_QUERY: + msg->query.result = gdisp_lld_query(msg->query.what); + break; + } + } +#endif + +#endif /* GFX_USE_GDISP */ +#endif /* GDISP_EMULATION_C */ +/** @} */ + -- cgit v1.2.3