diff options
Diffstat (limited to 'source/gameengine/GamePlayer/common/windows/GPW_Canvas.cpp')
| -rw-r--r-- | source/gameengine/GamePlayer/common/windows/GPW_Canvas.cpp | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/source/gameengine/GamePlayer/common/windows/GPW_Canvas.cpp b/source/gameengine/GamePlayer/common/windows/GPW_Canvas.cpp new file mode 100644 index 00000000000..de3f49e867e --- /dev/null +++ b/source/gameengine/GamePlayer/common/windows/GPW_Canvas.cpp @@ -0,0 +1,174 @@ +/** + * $Id$ + * + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program 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 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program 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, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#include "GPW_Canvas.h" + +GPW_Canvas::GPW_Canvas(HWND hWnd, HDC hDC, int width, int height) + : GPC_Canvas(width, height), m_hWnd(hWnd), m_hRC(0), m_hDC(hDC) +{ +} + + +GPW_Canvas::~GPW_Canvas() +{ + if (m_hRC) { + ::wglDeleteContext(m_hRC); + } + //if (m_hDC) { + // ::ReleaseDC(m_hWnd, m_hDC); + //} +} + + +void GPW_Canvas::Init() +{ + +// log_entry("GPW_Canvas::Init"); + + /* + * Color and depth bit values are not to be trusted. + * For instance, on TNT2: + * When the screen color depth is set to 16 bit, we get 5 color bits + * and 16 depth bits. + * When the screen color depth is set to 32 bit, we get 8 color bits + * and 24 depth bits. + * Just to be safe, we request high quality settings. + */ + PIXELFORMATDESCRIPTOR pfd = + { + sizeof(PIXELFORMATDESCRIPTOR), // iSize + 1, // iVersion + PFD_DRAW_TO_WINDOW | + PFD_SUPPORT_OPENGL | +// PFD_STEREO | + PFD_DOUBLEBUFFER, // dwFlags + PFD_TYPE_RGBA, // iPixelType + 32, // cColorBits + 0, 0, // cRedBits, cRedShift (ignored) + 0, 0, // cGreenBits, cGreenShift (ignored) + 0, 0, // cBlueBits, cBlueShift (ignored) + 0, 0, // cAlphaBits, cAlphaShift (ignored) + 0, 0, 0, 0, 0, // cAccum_X_Bits + 32, // cDepthBits + 0, // cStencilBits + 0, // cAuxBuffers + PFD_MAIN_PLANE, // iLayerType + 0, // bReserved + 0, // dwLayerMask + 0, // dwVisibleMask + 0 // dwDamageMask + }; + PIXELFORMATDESCRIPTOR match; + + // Look what we get back for this pixel format + int pixelFormat = ::ChoosePixelFormat(m_hDC, &pfd); + if (!pixelFormat) { + DWORD error = ::GetLastError(); + } + ::DescribePixelFormat(m_hDC, pixelFormat, sizeof(match), &match); + + // Activate the pixel format for this context + ::SetPixelFormat(m_hDC, ::ChoosePixelFormat(m_hDC, &match), &match); + + // Create the OpenGL context and make it current + m_hRC = ::wglCreateContext(m_hDC); + ::wglMakeCurrent(m_hDC, m_hRC); + +} + +void GPW_Canvas::SetMousePosition(int x, int y) +{ + POINT point = { x, y }; + if (m_hWnd) + { + ::ClientToScreen(m_hWnd, &point); + ::SetCursorPos(point.x, point.y); + } +} + + +void GPW_Canvas::SetMouseState(RAS_MouseState mousestate) +{ + LPCSTR id; + switch (mousestate) + { + case MOUSE_INVISIBLE: + HideCursor(); + break; + case MOUSE_WAIT: + ::SetCursor(::LoadCursor(0, IDC_WAIT)); + ShowCursor(); + break; + case MOUSE_NORMAL: + ::SetCursor(::LoadCursor(0, IDC_ARROW)); + ShowCursor(); + break; + } +} + + +bool GPW_Canvas::BeginDraw(void) +{ + ::wglMakeCurrent(m_hDC, m_hRC); + // check errors, anyone? + return true; +} + + +void GPW_Canvas::EndDraw(void) +{ + ::wglMakeCurrent(NULL, NULL); +} + +void GPW_Canvas::SwapBuffers(void) +{ + if (m_hDC) { + ::SwapBuffers(m_hDC); + } +} + + +void GPW_Canvas::HideCursor(void) +{ + int count = ::ShowCursor(FALSE); + while (count >= 0) + { + count = ::ShowCursor(FALSE); + } +} + + +void GPW_Canvas::ShowCursor(void) +{ + ::ShowCursor(TRUE); +} + |