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Merge pull request #8 from inmarket/master

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Fix Nokia6610 driver, add gdisp Win32 driver
This commit is contained in:
Tectu 2012-10-26 23:47:59 -07:00
commit 984517d68d
6 changed files with 513 additions and 61 deletions
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62
drivers/gdisp/Nokia6610/gdisp_lld.c
View file

@ -48,9 +48,16 @@
#error "gdispNokia6610: Either GDISP_USE_GE8 or GDISP_USE_GE12 must be defined depending on your controller"
#endif
/* This controller is only ever used with a 132 x 132 display */
#if defined(GDISP_SCREEN_HEIGHT)
#undef GDISP_SCREEN_HEIGHT
#endif
#if defined(GDISP_SCREEN_WIDTH)
#undef GDISP_SCREEN_WIDTH
#endif
#define GDISP_SCREEN_HEIGHT 132
#define GDISP_SCREEN_WIDTH 132
#define INITIAL_CONTRAST 38
#define GDISP_INITIAL_CONTRAST 38
/*===========================================================================*/
/* Driver exported variables. */
@ -110,7 +117,6 @@ bool_t GDISP_LLD(init)(void) {
chThdSleepMilliseconds(20);
#if defined(GDISP_USE_GE8)
#if 1
GDISP_LLD(write_cmd)(DISCTL); // Display control
GDISP_LLD(write_data)(0x00); // P1: 0x00 = 2 divisions, switching period=8 (default)
GDISP_LLD(write_data)(0x20); // P2: 0x20 = nlines/4 - 1 = 132/4 - 1 = 32)
@ -121,57 +127,15 @@ bool_t GDISP_LLD(init)(void) {
GDISP_LLD(write_cmd)(SLPOUT); // Sleep out
GDISP_LLD(write_cmd)(PWRCTR); // Power control
GDISP_LLD(write_data)(0x0f); // reference voltage regulator on, circuit voltage follower on, BOOST ON
// Interesting - all the code seems to say this should be done. But my display doesn't want it!
//GDISP_LLD(write_cmd)(DISINV); // Inverse display
GDISP_LLD(write_cmd)(DATCTL); // Data control
GDISP_LLD(write_data)(0x48/*0x01*/); // P1: 0x01 = page address inverted, column address normal, address scan in column direction
GDISP_LLD(write_data)(0x48); // P1: 0x01 = page address inverted, column address normal, address scan in column direction
GDISP_LLD(write_data)(0x00); // P2: 0x00 = RGB sequence (default value)
GDISP_LLD(write_data)(0x02); // P3: 0x02 = Grayscale -> 16 (selects 12-bit color, type A)
GDISP_LLD(write_cmd)(VOLCTR); // Voltage control (contrast setting)
GDISP_LLD(write_data)(INITIAL_CONTRAST); // P1 = Contrast
GDISP_LLD(write_data)(GDISP_INITIAL_CONTRAST); // P1 = Contrast
GDISP_LLD(write_data)(3); // P2 = 3 resistance ratio (only value that works)
chThdSleepMilliseconds(100); // allow power supply to stabilize
GDISP_LLD(write_cmd)(DISON); // Turn on the display
#else
// Alternative
GDISP_LLD(write_cmd)(DISCTL); // Display control
GDISP_LLD(write_data)(0x00); // default
GDISP_LLD(write_data)(0x20); // (32 + 1) * 4 = 132 lines (of which 130 are visible)
GDISP_LLD(write_data)(0x0a); // default
GDISP_LLD(write_cmd)(COMSCN); // COM scan
GDISP_LLD(write_data)(0x00); // Scan 1-80
GDISP_LLD(write_cmd)(OSCON); // Internal oscilator ON
chThdSleepMilliseconds(100); // wait aproximetly 100ms
GDISP_LLD(write_cmd)(SLPOUT); // Sleep out
GDISP_LLD(write_cmd)(VOLCTR); // Voltage control
GDISP_LLD(write_data)(INITIAL_CONTRAST); // middle value of V1
GDISP_LLD(write_data)(0x03); // middle value of resistance value
GDISP_LLD(write_cmd)(TMPGRD); // Temperature gradient
GDISP_LLD(write_data)(0x00); // default
GDISP_LLD(write_cmd)(PWRCTR); // Power control
GDISP_LLD(write_data)(0x0f); // referance voltage regulator on, circuit voltage follower on, BOOST ON
GDISP_LLD(write_cmd)(DISNOR); // Normal display
GDISP_LLD(write_cmd)(DISINV); // Inverse display
GDISP_LLD(write_cmd)(PTLOUT); // Partial area off
// GDISP_LLD(write_cmd)(ASCSET); // Scroll area set
// GDISP_LLD(write_data)(0);
// GDISP_LLD(write_data)(0);
// GDISP_LLD(write_data)(40);
// GDISP_LLD(write_data)(3);
// GDISP_LLD(write_cmd)(SCSTART); // Vertical scrool address start
// GDISP_LLD(write_data)(0);
GDISP_LLD(write_cmd)(DATCTL); // Data control
GDISP_LLD(write_data)(0x00); // all inversions off, column direction
GDISP_LLD(write_data)(0x03); // RGB sequence
GDISP_LLD(write_data)(0x02); // Grayscale -> 16
GDISP_LLD(write_cmd)(PASET); // Page Address set
GDISP_LLD(write_data)(0);
GDISP_LLD(write_data)(131);
GDISP_LLD(write_cmd)(CASET); // Page Column set
GDISP_LLD(write_data)(0);
GDISP_LLD(write_data)(131);
GDISP_LLD(write_cmd)(DISON); // Turn on the display
#endif
#elif defined(GDISP_USE_GE12)
#if 1
@ -182,7 +146,7 @@ bool_t GDISP_LLD(init)(void) {
GDISP_LLD(write_cmd)(MADCTL); // Memory access controler
GDISP_LLD(write_data)(0xC8); // 0xC0 = mirror x and y, reverse rgb
GDISP_LLD(write_cmd)(SETCON); // Write contrast
GDISP_LLD(write_data)(INITIAL_CONTRAST); // contrast - experiental value
GDISP_LLD(write_data)(GDISP_INITIAL_CONTRAST); // contrast - experiental value
chThdSleepMilliseconds(20);
GDISP_LLD(write_cmd)(DISPON); // Display On
#else
@ -240,7 +204,7 @@ bool_t GDISP_LLD(init)(void) {
//GDISP_LLD(write_data)(0x7f); // full voltage control
//GDISP_LLD(write_data)(0x03); // must be "1"
GDISP_LLD(write_cmd)(CONTRAST); // Write contrast
GDISP_LLD(write_data)(INITIAL_CONTRAST); // contrast
GDISP_LLD(write_data)(GDISP_INITIAL_CONTRAST); // contrast
chThdSleepMilliseconds(20);
GDISP_LLD(write_cmd)(TEMPGRADIENT); // Temperature gradient
for(i=0; i<14; i++) GDISP_LLD(write_data)(0);
@ -258,7 +222,7 @@ bool_t GDISP_LLD(init)(void) {
GDISP.Orientation = GDISP_ROTATE_0;
GDISP.Powermode = powerOn;
GDISP.Backlight = 100;
GDISP.Contrast = INITIAL_CONTRAST;
GDISP.Contrast = GDISP_INITIAL_CONTRAST;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
GDISP.clipx0 = 0;
GDISP.clipy0 = 0;

28
drivers/gdisp/Nokia6610/gdisp_lld_board_olimexsam7ex256.h
View file

@ -18,6 +18,10 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#if !defined(GDISP_USE_SPI)
#error "GDISP_USE_SPI must be defined for the board"
#endif
/**
* @file gdispNokia6610/gdisp_lld_board_olimexsam7ex256.h
* @brief GDISP Graphic Driver subsystem board interface for the Olimex SAM7-EX256 board.
@ -100,12 +104,12 @@ static __inline void GDISP_LLD(init_board)(void) {
/* This code should really use the ChibiOS driver for these functions */
// Pin for backlight
pPIOB->PIO_CODR = PIOB_GDISP_BL_MASK; // Set PB20 to LOW
pPIOB->PIO_OER = PIOB_GDISP_BL_MASK; // Configure PB20 as output
pPIOB->PIO_CODR = PIOB_LCD_BL_MASK; // Set PB20 to LOW
pPIOB->PIO_OER = PIOB_LCD_BL_MASK; // Configure PB20 as output
// Reset pin
pPIOA->PIO_SODR = PIOA_GDISP_RESET_MASK; // Set PA2 to HIGH
pPIOA->PIO_OER = PIOA_GDISP_RESET_MASK; // Configure PA2 as output
pPIOA->PIO_SODR = PIOA_LCD_RESET_MASK; // Set PA2 to HIGH
pPIOA->PIO_OER = PIOA_LCD_RESET_MASK; // Configure PA2 as output
// CS pin - this seems to be ignored
// pPIOA->PIO_SODR = BIT12; // Set PA2 to HIGH
@ -144,11 +148,11 @@ static __inline void GDISP_LLD(init_board)(void) {
*/
static __inline void GDISP_LLD(setpin_reset)(bool_t state) {
if (state)
palClearPad(IOPORT1, PIOA_GDISP_RESET);
// pPIOA->PIO_CODR = PIOA_GDISP_RESET_MASK;
palClearPad(IOPORT1, PIOA_LCD_RESET);
// pPIOA->PIO_CODR = PIOA_LCD_RESET_MASK;
else
palSetPad(IOPORT1, PIOA_GDISP_RESET);
// pPIOA->PIO_SODR = PIOA_GDISP_RESET_MASK;
palSetPad(IOPORT1, PIOA_LCD_RESET);
// pPIOA->PIO_SODR = PIOA_LCD_RESET_MASK;
}
/**
@ -160,11 +164,11 @@ static __inline void GDISP_LLD(setpin_reset)(bool_t state) {
*/
static __inline void GDISP_LLD(setpin_backlight)(bool_t state) {
if (state)
palSetPad(IOPORT2, PIOB_GDISP_BL);
// pPIOB->PIO_SODR = PIOB_GDISP_BL_MASK;
palSetPad(IOPORT2, PIOB_LCD_BL);
// pPIOB->PIO_SODR = PIOB_LCD_BL_MASK;
else
palClearPad(IOPORT2, PIOB_GDISP_BL);
// pPIOB->PIO_CODR = PIOB_GDISP_BL_MASK;
palClearPad(IOPORT2, PIOB_LCD_BL);
// pPIOB->PIO_CODR = PIOB_LCD_BL_MASK;
}
/**

414
drivers/gdisp/Win32/gdisp_lld.c Normal file
View file

@ -0,0 +1,414 @@
/*
ChibiOS/RT - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS-LCD-Driver.
ChibiOS-LCD-Driver 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-LCD-Driver 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 <http://www.gnu.org/licenses/>.
*/
/**
* @file Win32/gdisp_lld.c
* @brief GDISP Graphics Driver subsystem low level driver source for Win32.
*
* @addtogroup GDISP
* @{
*/
#include "ch.h"
#include "hal.h"
#include "gdisp.h"
#if GFX_USE_GDISP || defined(__DOXYGEN__)
/* Include the emulation code for things we don't support */
#include "gdisp_emulation.c"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <windows.h>
#include <wingdi.h>
#include <assert.h>
/*===========================================================================*/
/* Driver local routines . */
/*===========================================================================*/
#define APP_NAME "GDISP"
#define COLOR2BGR(c) ((((c) & 0xFF)<<16)|((c) & 0xFF00)|(((c)>>16) & 0xFF))
#define BGR2COLOR(c) COLOR2BGR(c)
static HWND winRootWindow = NULL;
static HDC dcBuffer = NULL;
static HBITMAP dcBitmap = NULL;
static HBITMAP dcOldBitmap;
static LRESULT
myWindowProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
{
HDC dc;
PAINTSTRUCT ps;
switch (Msg) {
case WM_CREATE:
break;
case WM_MOUSEMOVE:
case WM_LBUTTONDOWN:
case WM_LBUTTONUP:
case WM_LBUTTONDBLCLK:
case WM_MBUTTONDOWN:
case WM_MBUTTONUP:
case WM_MBUTTONDBLCLK:
case WM_RBUTTONDOWN:
case WM_RBUTTONUP:
case WM_RBUTTONDBLCLK:
break;
case WM_SYSKEYDOWN:
case WM_KEYDOWN:
case WM_SYSKEYUP:
case WM_KEYUP:
break;
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
break;
case WM_PAINT:
dc = BeginPaint(hWnd, &ps);
BitBlt(dc, ps.rcPaint.left, ps.rcPaint.top,
ps.rcPaint.right - ps.rcPaint.left,
ps.rcPaint.bottom - ps.rcPaint.top,
dcBuffer, ps.rcPaint.left, ps.rcPaint.top, SRCCOPY);
EndPaint(hWnd, &ps);
break;
case WM_DESTROY:
PostQuitMessage(0);
SelectObject(dcBuffer, dcOldBitmap);
DeleteDC(dcBuffer);
DeleteObject(dcBitmap);
winRootWindow = NULL;
break;
default:
return DefWindowProc(hWnd, Msg, wParam, lParam);
}
return 0;
}
/*===========================================================================*/
/* Driver exported functions. */
/*===========================================================================*/
/* ---- Required Routines ---- */
/*
The following 2 routines are required.
All other routines are optional.
*/
/**
* @brief Low level GDISP driver initialisation.
* @return TRUE if successful, FALSE on error.
*
* @notapi
*/
bool_t GDISP_LLD(init)(void) {
/* Initialise the window */
HANDLE hInstance;
HDC rootDC;
int depth;
RECT rect;
PSUBDRIVER subdriver;
WNDCLASS wc;
hInstance = GetModuleHandle(NULL);
rootDC = CreateDC("DISPLAY", NULL, NULL, NULL);
depth = GetDeviceCaps(rootDC, BITSPIXEL);
DeleteDC(rootDC);
GetWindowRect(GetDesktopWindow(), &rect);
GDISP.Width = rect.right - rect.left;
GDISP.Height = rect.bottom - rect.top;
if (GDISP.Width > GDISP_SCREEN_WIDTH)
GDISP.Width = GDISP_SCREEN_WIDTH;
if (GDISP.Height > GDISP_SCREEN_HEIGHT)
GDISP.Height = GDISP_SCREEN_HEIGHT;
wc.style = CS_HREDRAW | CS_VREDRAW; // | CS_OWNDC;
wc.lpfnWndProc = (WNDPROC)myWindowProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = GetStockObject(WHITE_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = APP_NAME;
RegisterClass(&wc);
winRootWindow = CreateWindow(APP_NAME, "", WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU, 0, 0,
GDISP.Width, GDISP.Height, 0, 0, hInstance, NULL);
assert(winRootWindow != NULL);
HDC dc = GetDC(winRootWindow);
GetClientRect(winRootWindow, &rect);
dcBitmap = CreateCompatibleBitmap(dc, GDISP.Width, GDISP.Height);
dcBuffer = CreateCompatibleDC(dc);
dcOldBitmap = SelectObject(dcBuffer, dcBitmap);
ReleaseDC(winRootWindow, dc);
ShowWindow(winRootWindow, SW_SHOW);
UpdateWindow(winRootWindow);
/* Initialise the GDISP structure to match */
GDISP.Orientation = GDISP.Width > GDISP.Height ? landscape : portrait;
GDISP.Powermode = powerOn;
GDISP.Backlight = 100;
GDISP.Contrast = 50;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
GDISP.clipx0 = 0;
GDISP.clipy0 = 0;
GDISP.clipx1 = GDISP.Width;
GDISP.clipy1 = GDISP.Height;
#endif
return TRUE;
}
/**
* @brief Draws a pixel on the display.
*
* @param[in] x X location of the pixel
* @param[in] y Y location of the pixel
* @param[in] color The color of the pixel
*
* @notapi
*/
void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
HDC dc;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
#endif
color = COLOR2BGR(color);
dc = GetDC(winRootWindow);
SetPixel(dc, x, y, color);
ReleaseDC(winRootWindow, dc);
SetPixel(dcBuffer, x, y, color);
}
/* ---- Optional Routines ---- */
#if GDISP_HARDWARE_LINES || defined(__DOXYGEN__)
/**
* @brief Draw a line.
* @note Optional - The high level driver can emulate using software.
*
* @param[in] x0, y0 The start of the line
* @param[in] x1, y1 The end of the line
* @param[in] color The color of the line
*
* @notapi
*/
void GDISP_LLD(drawline)(coord_t x0, coord_t y0, coord_t x1, coord_t y1, color_t color) {
POINT p;
HPEN pen;
HDC dc;
HGDIOBJ old;
HRGN clip;
#if GDISP_NEED_CLIP
clip = NULL;
if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height)
clip = CreateRectRgn(GDISP.clipx0, GDISP.clipy0, GDISP.clipx1, GDISP.clipy1);
#endif
color = COLOR2BGR(color);
pen = CreatePen(PS_SOLID, 1, c);
if (pen) {
dc = GetDC(winRootWindow);
#if GDISP_NEED_CLIP
if (clip) SelectClipRgn(dc, clip);
#endif
old = SelectObject(dc, pen);
MoveToEx(dc, x0, y0, &p);
LineTo(dc, x1, y1);
SelectObject(dc, old);
SetPixel(dc, x1, y1, color);
#if GDISP_NEED_CLIP
if (clip) SelectClipRgn(dc, NULL);
#endif
ReleaseDC(winRootWindow, dc);
#if GDISP_NEED_CLIP
if (clip) SelectClipRgn(dcBuffer, clip);
#endif
old = SelectObject(dcBuffer, pen);
MoveToEx(dcBuffer, x0, y0, &p);
LineTo(dcBuffer, x1, y1);
SelectObject(dcBuffer, old);
SetPixel(dcBuffer, x1, y1, color);
#if GDISP_NEED_CLIP
if (clip) SelectClipRgn(dcBuffer, NULL);
#endif
DeleteObject(pen);
}
}
#endif
#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
/**
* @brief Fill an area with a color.
* @note Optional - The high level driver can emulate using software.
*
* @param[in] x, y The start filled area
* @param[in] cx, cy The width and height to be filled
* @param[in] color The color of the fill
*
* @notapi
*/
void GDISP_LLD(fillarea)(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
RECT rect;
HDC dc;
HBRUSH hbr;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
#endif
color = COLOR2BGR(color);
hbr = CreateSolidBrush(color);
if (hbr) {
rect.bottom = y+cy-1;
rect.top = y;
rect.left = x;
rect.right = x+cx-1;
dc = GetDC(winRootWindow);
FillRect(dc, &rect, hbr);
ReleaseDC(winRootWindow, dc);
FillRect(dcBuffer, &rect, hbr);
DeleteObject(hbr);
}
}
#endif
#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
/**
* @brief Fill an area with a bitmap.
* @note Optional - The high level driver can emulate using software.
*
* @param[in] x, y The start filled area
* @param[in] cx, cy The width and height to be filled
* @param[in] srcx, srcy The bitmap position to start the fill from
* @param[in] srccx The width of a line in the bitmap.
* @param[in] buffer The pixels to use to fill the area.
*
* @notapi
*/
void GDISP_LLD(blitareaex)(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) {
HDC dc;
BITMAPV4HEADER bmpInfo;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
if (srcx+cx > srccx) cx = srccx - srcx;
if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
#endif
dc = GetDC(winRootWindow);
memset(&bmpInfo, 0, sizeof(bmpInfo));
bmpInfo.bV4Size = sizeof(bmpInfo);
bmpInfo.bV4Width = srccx;
bmpInfo.bV4Height = -(srcy+cy); /* top-down image */
bmpInfo.bV4Planes = 1;
bmpInfo.bV4BitCount = BITSPERPIXEL;
bmpInfo.bV4SizeImage = ((srcy+cy)*srccx * BITSPERPIXEL)/8;
bmpInfo.bV4AlphaMask = 0;
bmpInfo.bV4RedMask = RGB2COLOR(255,0,0);
bmpInfo.bV4GreenMask = RGB2COLOR(0,255,0);
bmpInfo.bV4BlueMask = RGB2COLOR(0,0,255);
bmpInfo.bV4V4Compression = BI_BITFIELDS;
bmpInfo.bV4XPelsPerMeter = 3078;
bmpInfo.bV4YPelsPerMeter = 3078;
bmpInfo.bV4ClrUsed = 0;
bmpInfo.bV4ClrImportant = 0;
bmpInfo.bV4CSType = LCS_sRGB;
SetDIBitsToDevice(dc, x, y, cx, cy, srcx, srcy, 0, cy+srcy, buffer,
(BITMAPINFO*)&bmpInfo, DIB_RGB_COLORS);
SetDIBitsToDevice(dcBuffer, x, y, cx, cy, srcx, srcy, 0, cy+srcy, buffer,
(BITMAPINFO*)&bmpInfo, DIB_RGB_COLORS);
ReleaseDC(winRootWindow, dc);
}
#endif
#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__)
/**
* @brief Get the color of a particular pixel.
* @note Optional.
* @note If x,y is off the screen, the result is undefined.
* @return The color of the specified pixel.
*
* @param[in] x, y The start of the text
*
* @notapi
*/
color_t GDISP_LLD(getpixelcolor)(coord_t x, coord_t y) {
color_t color;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0;
#endif
color = GetPixel(dcBuffer, x, y);
return BGR2COLOR(color);
}
#endif
#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
/**
* @brief Scroll vertically a section of the screen.
* @note Optional.
* @note If x,y + cx,cy is off the screen, the result is undefined.
* @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
*
* @param[in] x, y The start of the area to be scrolled
* @param[in] cx, cy The size of the area to be scrolled
* @param[in] lines The number of lines to scroll (Can be positive or negative)
* @param[in] bgcolor The color to fill the newly exposed area.
*
* @notapi
*/
void GDISP_LLD(verticalscroll)(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
#endif
/* NOT IMPLEMENTED YET */
}
#endif
#endif /* GFX_USE_GDISP */
/** @} */

5
drivers/gdisp/Win32/gdisp_lld.mk Normal file
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# List the required driver.
GFXSRC += $(GFXLIB)/drivers/gdisp/Win32/gdisp_lld.c
# Required include directories
GFXINC += $(GFXLIB)/drivers/gdisp/Win32

52
drivers/gdisp/Win32/gdisp_lld_config.h Normal file
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/*
ChibiOS/RT - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS-LCD-Driver.
ChibiOS-LCD-Driver 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-LCD-Driver 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 <http://www.gnu.org/licenses/>.
*/
/**
* @file Win32/gdisp_lld_config.h
* @brief GDISP Graphic Driver subsystem low level driver header for Win32.
*
* @addtogroup GDISP
* @{
*/
#ifndef _GDISP_LLD_CONFIG_H
#define _GDISP_LLD_CONFIG_H
#if GFX_USE_GDISP || defined(__DOXYGEN__)
/*===========================================================================*/
/* Driver hardware support. */
/*===========================================================================*/
#define GDISP_DRIVER_NAME "Win32"
#define GDISP_LLD(x) gdisp_lld_##x##_Win32
#define GDISP_HARDWARE_LINES TRUE
#define GDISP_HARDWARE_FILLS TRUE
#define GDISP_HARDWARE_BITFILLS TRUE
#define GDISP_HARDWARE_SCROLL FALSE
#define GDISP_HARDWARE_PIXELREAD TRUE
#define GDISP_PIXELFORMAT GDISP_PIXELFORMAT_RGB888
#endif /* GFX_USE_GDISP */
#endif /* _GDISP_LLD_CONFIG_H */
/** @} */

13
drivers/gdisp/Win32/readme.txt Normal file
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To use this driver:
1. Add in your halconf.h:
a) #define GFX_USE_GDISP TRUE
b) Any optional high level driver defines (see gdisp.h) eg: GDISP_NEED_MULTITHREAD
c) All of the following (with appropriate values):
#define GDISP_SCREEN_WIDTH 640
#define GDISP_SCREEN_HEIGHT 480
2. To your makefile add the following lines:
include $(GFXLIB)/gfx.mk
include $(GFXLIB)/drivers/gdisp/Win32/gdisp_lld.mk