Chris Womack
Headers for emWin lib
Dependents: DISCO-F746NG_rtos_test
Diff: emWin_header/GUIDRV_Lin_Opt_24.h
- Revision:
- 0:1bf8f02b0770
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/emWin_header/GUIDRV_Lin_Opt_24.h Sat Mar 26 22:49:50 2016 +0000
@@ -0,0 +1,286 @@
+/*********************************************************************
+* SEGGER Microcontroller GmbH & Co. KG *
+* Solutions for real time microcontroller applications *
+**********************************************************************
+* *
+* (c) 1996 - 2014 SEGGER Microcontroller GmbH & Co. KG *
+* *
+* Internet: www.segger.com Support: support@segger.com *
+* *
+**********************************************************************
+
+** emWin V5.24 - Graphical user interface for embedded applications **
+All Intellectual Property rights in the Software belongs to SEGGER.
+emWin is protected by international copyright laws. Knowledge of the
+source code may not be used to write a similar product. This file may
+only be used in accordance with the following terms:
+
+The software has been licensed to NXP Semiconductors USA, Inc. whose
+registered office is situated at 411 E. Plumeria Drive, San Jose,
+CA 95134, USA solely for the purposes of creating libraries for
+NXPs M0, M3/M4 and ARM7/9 processor-based devices, sublicensed and
+distributed under the terms and conditions of the NXP End User License
+Agreement.
+Full source code is available at: www.segger.com
+
+We appreciate your understanding and fairness.
+----------------------------------------------------------------------
+File : GUIDRV_Lin_Opt_24.h
+Purpose : Optimized routines, included by GUIDRV_Lin_..._24.c
+---------------------------END-OF-HEADER------------------------------
+*/
+
+/*********************************************************************
+*
+* Static functions
+*
+**********************************************************************
+*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*********************************************************************
+*
+* _FillRectOpt24
+*
+* Purpose:
+* Optimized filling routine for 24 bpp
+*/
+static void _FillRectOpt24(GUI_DEVICE * pDevice, int x0, int y0, int x1, int y1) {
+ DRIVER_CONTEXT * pContext;
+ U32 Off, Off0, OffLine;
+ int RemPixels, NumLines, RemLines, RemItems, Odd;
+ U32 Data, Data0, Data1, Data2;
+ LCD_PIXELINDEX ColorIndex;
+
+ pContext = (DRIVER_CONTEXT *)pDevice->u.pContext;
+ Off0 = XY2OFF32(pContext->vxSizePhys, x0, y0);
+ RemPixels = x1 - x0 + 1;
+ Odd = x0 & 3;
+ NumLines = y1 - y0 + 1;
+ OffLine = (pContext->vxSizePhys + pContext->vxSizePhys +pContext->vxSizePhys) >> 2;
+ RemItems = 0;
+ Off = 0;
+ if (GUI_pContext->DrawMode & LCD_DRAWMODE_XOR) {
+ //
+ // First triple DWORD
+ //
+ if (Odd) {
+ for (RemLines = NumLines; RemLines; RemLines--) {
+ RemItems = RemPixels;
+ Off = Off0 + OffLine * (RemLines - 1);
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ switch (Odd) {
+ case 1:
+ Data ^= 0xFF000000;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ Off++;
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ Data ^= 0x0000FFFF;
+ RemItems--;
+ if (!RemItems) {
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ break;
+ }
+ //
+ // no break at this position required...
+ //
+ case 2:
+ Data ^= 0xFFFF0000;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ Off++;
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ Data ^= 0x000000FF;
+ RemItems--;
+ if (!RemItems) {
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ break;
+ }
+ //
+ // no break at this position required...
+ //
+ case 3:
+ Data ^= 0xFFFFFF00;
+ RemItems--;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ Off++;
+ }
+ }
+ Off0 = Off;
+ RemPixels -= (RemPixels - RemItems);
+ }
+ //
+ // Complete triple DWORDS
+ //
+ if (RemPixels >= 4) {
+ for (RemLines = NumLines; RemLines; RemLines--) {
+ RemItems = RemPixels;
+ Off = Off0 + OffLine * (RemLines - 1);
+ do {
+ Data = READ_MEM32(pContext->VRAMAddr, Off + 0);
+ Data ^= 0xFFFFFFFF;
+ WRITE_MEM32(pContext->VRAMAddr, Off + 0, Data);
+ Data = READ_MEM32(pContext->VRAMAddr, Off + 1);
+ Data ^= 0xFFFFFFFF;
+ WRITE_MEM32(pContext->VRAMAddr, Off + 1, Data);
+ Data = READ_MEM32(pContext->VRAMAddr, Off + 2);
+ Data ^= 0xFFFFFFFF;
+ WRITE_MEM32(pContext->VRAMAddr, Off + 2, Data);
+ Off += 3;
+ } while ((RemItems -= 4) >= 4);
+ }
+ Off0 = Off;
+ RemPixels -= (RemPixels >> 2) << 2;
+ }
+ //
+ // Last triple DWORD
+ //
+ if (RemPixels) {
+ for (RemLines = NumLines; RemLines; RemLines--) {
+ RemItems = RemPixels;
+ Off = Off0 + OffLine * (RemLines - 1);
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ Data ^= 0x00FFFFFF;
+ RemItems--;
+ if (!RemItems) {
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ continue;
+ }
+ Data ^= 0xFF000000;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ Off++;
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ Data ^= 0x0000FFFF;
+ RemItems--;
+ if (!RemItems) {
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ continue;
+ }
+ Data ^= 0xFFFF0000;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ Off++;
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ Data ^= 0x000000FF;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ }
+ }
+ } else {
+ ColorIndex = LCD__GetColorIndex();
+ //
+ // First triple DWORD
+ //
+ if (Odd) {
+ for (RemLines = NumLines; RemLines; RemLines--) {
+ RemItems = RemPixels;
+ Off = Off0 + OffLine * (RemLines - 1);
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ switch (Odd) {
+ case 1:
+ Data &= 0x00FFFFFF;
+ Data |= ColorIndex << 24;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ Off++;
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ Data &= 0xFFFF0000;
+ Data |= ColorIndex >> 8;
+ RemItems--;
+ if (!RemItems) {
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ break;
+ }
+ //
+ // no break at this position required...
+ //
+ case 2:
+ Data &= 0x0000FFFF;
+ Data |= ColorIndex << 16;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ Off++;
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ Data &= 0xFFFFFF00;
+ Data |= ColorIndex >> 16;
+ RemItems--;
+ if (!RemItems) {
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ break;
+ }
+ //
+ // no break at this position required...
+ //
+ case 3:
+ Data &= 0x000000FF;
+ Data |= ColorIndex << 8;
+ RemItems--;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ Off++;
+ }
+ }
+ Off0 = Off;
+ RemPixels -= (RemPixels - RemItems);
+ }
+ //
+ // Complete triple DWORDS
+ //
+ if (RemPixels >= 4) {
+ for (RemLines = NumLines; RemLines; RemLines--) {
+ RemItems = RemPixels;
+ Off = Off0 + OffLine * (RemLines - 1);
+ Data0 = (ColorIndex ) | (ColorIndex << 24);
+ Data1 = (ColorIndex >> 8) | (ColorIndex << 16);
+ Data2 = (ColorIndex >> 16) | (ColorIndex << 8);
+ do {
+ WRITE_MEM32(pContext->VRAMAddr, Off + 0, Data0);
+ WRITE_MEM32(pContext->VRAMAddr, Off + 1, Data1);
+ WRITE_MEM32(pContext->VRAMAddr, Off + 2, Data2);
+ Off += 3;
+ } while ((RemItems -= 4) >= 4);
+ }
+ Off0 = Off;
+ RemPixels -= (RemPixels >> 2) << 2;
+ }
+ //
+ // Last triple DWORD
+ //
+ if (RemPixels) {
+ for (RemLines = NumLines; RemLines; RemLines--) {
+ RemItems = RemPixels;
+ Off = Off0 + OffLine * (RemLines - 1);
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ Data &= 0xFF000000;
+ Data |= ColorIndex;
+ RemItems--;
+ if (!RemItems) {
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ continue;
+ }
+ Data &= 0x00FFFFFF;
+ Data |= ColorIndex << 24;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ Off++;
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ Data &= 0xFFFF0000;
+ Data |= ColorIndex >> 8;
+ RemItems--;
+ if (!RemItems) {
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ continue;
+ }
+ Data &= 0x0000FFFF;
+ Data |= ColorIndex << 16;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ Off++;
+ Data = READ_MEM32(pContext->VRAMAddr, Off);
+ Data &= 0xFFFFFF00;
+ Data |= ColorIndex >> 16;
+ WRITE_MEM32(pContext->VRAMAddr, Off, Data);
+ }
+ }
+ }
+}
+
+#ifdef __cplusplus
+}
+#endif
+/*************************** End of file ****************************/