add BearPi STemWin test demo
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morixinguan
299
components/gui/STemWin/inc/GUIDRV_Lin_Opt_24.h
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299
components/gui/STemWin/inc/GUIDRV_Lin_Opt_24.h
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/*********************************************************************
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* Portions COPYRIGHT 2016 STMicroelectronics *
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* Portions SEGGER Microcontroller GmbH & Co. KG *
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* Solutions for real time microcontroller applications *
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**********************************************************************
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* *
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* (c) 1996 - 2015 SEGGER Microcontroller GmbH & Co. KG *
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* *
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* Internet: www.segger.com Support: support@segger.com *
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* *
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**********************************************************************
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** emWin V5.32 - Graphical user interface for embedded applications **
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All Intellectual Property rights in the Software belongs to SEGGER.
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emWin is protected by international copyright laws. Knowledge of the
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source code may not be used to write a similar product. This file may
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only be used in accordance with the following terms:
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The software has been licensed to STMicroelectronics International
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N.V. a Dutch company with a Swiss branch and its headquarters in Plan-
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les-Ouates, Geneva, 39 Chemin du Champ des Filles, Switzerland for the
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purposes of creating libraries for ARM Cortex-M-based 32-bit microcon_
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troller products commercialized by Licensee only, sublicensed and dis_
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tributed under the terms and conditions of the End User License Agree_
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ment supplied by STMicroelectronics International N.V.
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Full source code is available at: www.segger.com
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We appreciate your understanding and fairness.
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----------------------------------------------------------------------
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File : GUIDRV_Lin_Opt_24.h
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Purpose : Optimized routines, included by GUIDRV_Lin_..._24.c
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---------------------------END-OF-HEADER------------------------------
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*/
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/**
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******************************************************************************
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* @attention
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*
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* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.st.com/software_license_agreement_liberty_v2
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************
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*/
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/*********************************************************************
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*
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* Static functions
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*
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**********************************************************************
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*/
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/*********************************************************************
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*
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* _FillRectOpt24
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*
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* Purpose:
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* Optimized filling routine for 24 bpp
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*/
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static void _FillRectOpt24(GUI_DEVICE * pDevice, int x0, int y0, int x1, int y1) {
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DRIVER_CONTEXT * pContext;
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U32 Off, Off0, OffLine;
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int RemPixels, NumLines, RemLines, RemItems, Odd;
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U32 Data, Data0, Data1, Data2;
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LCD_PIXELINDEX ColorIndex;
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pContext = (DRIVER_CONTEXT *)pDevice->u.pContext;
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Off0 = XY2OFF32(pContext->vxSizePhys, x0, y0);
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RemPixels = x1 - x0 + 1;
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Odd = x0 & 3;
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NumLines = y1 - y0 + 1;
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OffLine = (pContext->vxSizePhys + pContext->vxSizePhys +pContext->vxSizePhys) >> 2;
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RemItems = 0;
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Off = 0;
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if (GUI_pContext->DrawMode & LCD_DRAWMODE_XOR) {
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//
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// First triple DWORD
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//
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if (Odd) {
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for (RemLines = NumLines; RemLines; RemLines--) {
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RemItems = RemPixels;
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Off = Off0 + OffLine * (RemLines - 1);
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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switch (Odd) {
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case 1:
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Data ^= 0xFF000000;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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Off++;
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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Data ^= 0x0000FFFF;
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RemItems--;
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if (!RemItems) {
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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break;
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}
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//
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// no break at this position required...
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//
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case 2:
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Data ^= 0xFFFF0000;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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Off++;
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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Data ^= 0x000000FF;
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RemItems--;
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if (!RemItems) {
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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break;
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}
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//
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// no break at this position required...
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//
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case 3:
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Data ^= 0xFFFFFF00;
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RemItems--;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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Off++;
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}
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}
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Off0 = Off;
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RemPixels -= (RemPixels - RemItems);
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}
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//
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// Complete triple DWORDS
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//
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if (RemPixels >= 4) {
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for (RemLines = NumLines; RemLines; RemLines--) {
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RemItems = RemPixels;
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Off = Off0 + OffLine * (RemLines - 1);
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do {
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Data = READ_MEM32(pContext->VRAMAddr, Off + 0);
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Data ^= 0xFFFFFFFF;
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WRITE_MEM32(pContext->VRAMAddr, Off + 0, Data);
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Data = READ_MEM32(pContext->VRAMAddr, Off + 1);
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Data ^= 0xFFFFFFFF;
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WRITE_MEM32(pContext->VRAMAddr, Off + 1, Data);
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Data = READ_MEM32(pContext->VRAMAddr, Off + 2);
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Data ^= 0xFFFFFFFF;
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WRITE_MEM32(pContext->VRAMAddr, Off + 2, Data);
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Off += 3;
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} while ((RemItems -= 4) >= 4);
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}
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Off0 = Off;
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RemPixels -= (RemPixels >> 2) << 2;
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}
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//
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// Last triple DWORD
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//
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if (RemPixels) {
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for (RemLines = NumLines; RemLines; RemLines--) {
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RemItems = RemPixels;
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Off = Off0 + OffLine * (RemLines - 1);
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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Data ^= 0x00FFFFFF;
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RemItems--;
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if (!RemItems) {
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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continue;
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}
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Data ^= 0xFF000000;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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Off++;
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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Data ^= 0x0000FFFF;
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RemItems--;
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if (!RemItems) {
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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continue;
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}
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Data ^= 0xFFFF0000;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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Off++;
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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Data ^= 0x000000FF;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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}
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}
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} else {
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ColorIndex = LCD__GetColorIndex();
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//
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// First triple DWORD
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//
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if (Odd) {
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for (RemLines = NumLines; RemLines; RemLines--) {
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RemItems = RemPixels;
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Off = Off0 + OffLine * (RemLines - 1);
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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switch (Odd) {
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case 1:
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Data &= 0x00FFFFFF;
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Data |= ColorIndex << 24;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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Off++;
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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Data &= 0xFFFF0000;
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Data |= ColorIndex >> 8;
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RemItems--;
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if (!RemItems) {
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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break;
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}
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//
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// no break at this position required...
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//
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case 2:
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Data &= 0x0000FFFF;
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Data |= ColorIndex << 16;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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Off++;
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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Data &= 0xFFFFFF00;
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Data |= ColorIndex >> 16;
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RemItems--;
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if (!RemItems) {
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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break;
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}
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//
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// no break at this position required...
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//
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case 3:
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Data &= 0x000000FF;
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Data |= ColorIndex << 8;
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RemItems--;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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Off++;
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}
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}
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Off0 = Off;
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RemPixels -= (RemPixels - RemItems);
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}
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//
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// Complete triple DWORDS
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//
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if (RemPixels >= 4) {
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for (RemLines = NumLines; RemLines; RemLines--) {
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RemItems = RemPixels;
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Off = Off0 + OffLine * (RemLines - 1);
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Data0 = (ColorIndex ) | (ColorIndex << 24);
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Data1 = (ColorIndex >> 8) | (ColorIndex << 16);
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Data2 = (ColorIndex >> 16) | (ColorIndex << 8);
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do {
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WRITE_MEM32(pContext->VRAMAddr, Off + 0, Data0);
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WRITE_MEM32(pContext->VRAMAddr, Off + 1, Data1);
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WRITE_MEM32(pContext->VRAMAddr, Off + 2, Data2);
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Off += 3;
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} while ((RemItems -= 4) >= 4);
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}
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Off0 = Off;
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RemPixels -= (RemPixels >> 2) << 2;
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}
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//
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// Last triple DWORD
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//
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if (RemPixels) {
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for (RemLines = NumLines; RemLines; RemLines--) {
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RemItems = RemPixels;
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Off = Off0 + OffLine * (RemLines - 1);
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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Data &= 0xFF000000;
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Data |= ColorIndex;
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RemItems--;
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if (!RemItems) {
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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continue;
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}
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Data &= 0x00FFFFFF;
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Data |= ColorIndex << 24;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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Off++;
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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Data &= 0xFFFF0000;
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Data |= ColorIndex >> 8;
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RemItems--;
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if (!RemItems) {
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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continue;
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}
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Data &= 0x0000FFFF;
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Data |= ColorIndex << 16;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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Off++;
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Data = READ_MEM32(pContext->VRAMAddr, Off);
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Data &= 0xFFFFFF00;
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Data |= ColorIndex >> 16;
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WRITE_MEM32(pContext->VRAMAddr, Off, Data);
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}
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}
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}
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}
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/*************************** End of file ****************************/
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