diff options
Diffstat (limited to 'src/glut/os2/WarpWin.cpp')
| -rw-r--r-- | src/glut/os2/WarpWin.cpp | 420 |
1 files changed, 420 insertions, 0 deletions
diff --git a/src/glut/os2/WarpWin.cpp b/src/glut/os2/WarpWin.cpp new file mode 100644 index 00000000000..ee746ecc764 --- /dev/null +++ b/src/glut/os2/WarpWin.cpp @@ -0,0 +1,420 @@ +/* WarpWin.c */
+/* glut for Warp */
+#include <stdio.h>
+#include <string.h>
+
+#include "WarpWin.h"
+#include "WarpGL.h"
+
+#define POKA 0
+
+/* global variables that must be set for some functions to operate
+ correctly. */
+HDC XHDC;
+HWND XHWND;
+
+
+void
+XStoreColor(Display* display, Colormap colormap, XColor* color)
+{
+ /* KLUDGE: set XHDC to 0 if the palette should NOT be realized after
+ setting the color. set XHDC to the correct HDC if it should. */
+
+ LONG pe;
+ ULONG cclr;
+ int r,g,b;
+ /* X11 stores color from 0-65535, Win32 expects them to be 0-256, so
+ twiddle the bits ( / 256). */
+ r = color->red / 256;
+ g = color->green / 256;
+ b = color->blue / 256;
+ pe = LONGFromRGB(r,g,b);
+ /* make sure we use this flag, otherwise the colors might get mapped
+ to another place in the colormap, and when we glIndex() that
+ color, it may have moved (argh!!) */
+ pe |= (PC_NOCOLLAPSE<<24);
+/* This function changes the entries in a palette. */
+#if POKA
+OS2:
+ rc = GpiSetPaletteEntries(colormap,LCOLF_CONSECRGB, color->pixel, 1, &pe);
+ GpiSelectPalette(hps,colormap);
+ WinRealizePalette(hwnd,hps,&cclr);
+source Win:
+ if (XHDC) {
+ UnrealizeObject(colormap);
+ SelectPalette(XHDC, colormap, FALSE);
+ RealizePalette(XHDC);
+
+ }
+#endif
+}
+
+void
+XSetWindowColormap(Display* display, Window window, Colormap colormap)
+{
+#if POKA
+ HDC hdc = GetDC(window);
+
+ /* if the third parameter is FALSE, the logical colormap is copied
+ into the device palette when the application is in the
+ foreground, if it is TRUE, the colors are mapped into the current
+ palette in the best possible way. */
+ SelectPalette(hdc, colormap, FALSE);
+ RealizePalette(hdc);
+
+ /* note that we don't have to release the DC, since our window class
+ uses the WC_OWNDC flag! */
+#endif
+}
+
+
+/* display, root and visual - don't used at all */
+Colormap
+XCreateColormap(Display* display, Window root, Visual* visual, int alloc)
+{
+ /* KLUDGE: this function needs XHDC to be set to the HDC currently
+ being operated on before it is invoked! */
+
+ HPAL palette;
+ int n;
+#if POKA
+ PIXELFORMATDESCRIPTOR pfd;
+ LOGPALETTE *logical;
+
+ /* grab the pixel format */
+ memset(&pfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
+ DescribePixelFormat(XHDC, GetPixelFormat(XHDC),
+ sizeof(PIXELFORMATDESCRIPTOR), &pfd);
+
+ if (!(pfd.dwFlags & PFD_NEED_PALETTE ||
+ pfd.iPixelType == PFD_TYPE_COLORINDEX))
+ {
+ return 0;
+ }
+
+ n = 1 << pfd.cColorBits;
+
+ /* allocate a bunch of memory for the logical palette (assume 256
+ colors in a Win32 palette */
+ logical = (LOGPALETTE*)malloc(sizeof(LOGPALETTE) +
+ sizeof(PALETTEENTRY) * n);
+ memset(logical, 0, sizeof(LOGPALETTE) + sizeof(PALETTEENTRY) * n);
+
+ /* set the entries in the logical palette */
+ logical->palVersion = 0x300;
+ logical->palNumEntries = n;
+
+ /* start with a copy of the current system palette */
+ GetSystemPaletteEntries(XHDC, 0, 256, &logical->palPalEntry[0]);
+
+ if (pfd.iPixelType == PFD_TYPE_RGBA) {
+ int redMask = (1 << pfd.cRedBits) - 1;
+ int greenMask = (1 << pfd.cGreenBits) - 1;
+ int blueMask = (1 << pfd.cBlueBits) - 1;
+ int i;
+
+ /* fill in an RGBA color palette */
+ for (i = 0; i < n; ++i) {
+ logical->palPalEntry[i].peRed =
+ (((i >> pfd.cRedShift) & redMask) * 255) / redMask;
+ logical->palPalEntry[i].peGreen =
+ (((i >> pfd.cGreenShift) & greenMask) * 255) / greenMask;
+ logical->palPalEntry[i].peBlue =
+ (((i >> pfd.cBlueShift) & blueMask) * 255) / blueMask;
+ logical->palPalEntry[i].peFlags = 0;
+ }
+ }
+
+ palette = CreatePalette(logical);
+ free(logical);
+
+ SelectPalette(XHDC, palette, FALSE);
+ RealizePalette(XHDC);
+#endif /* POKA */
+
+ return palette;
+}
+
+
+
+int GetSystemMetrics( int mode)
+{ RECTL rect;
+
+ switch(mode)
+ { case SM_CXSCREEN:
+ WinQueryWindowRect(HWND_DESKTOP,&rect);
+ return (rect.xRight-rect.xLeft);
+ break;
+ case SM_CYSCREEN:
+ WinQueryWindowRect(HWND_DESKTOP,&rect);
+ return (rect.yTop-rect.yBottom);
+ break;
+ default: ;
+ }
+ return 0;
+}
+/*
+ * XParseGeometry parses strings of the form
+ * "=<width>x<height>{+-}<xoffset>{+-}<yoffset>", where
+ * width, height, xoffset, and yoffset are unsigned integers.
+ * Example: "=80x24+300-49"
+ * The equal sign is optional.
+ * It returns a bitmask that indicates which of the four values
+ * were actually found in the string. For each value found,
+ * the corresponding argument is updated; for each value
+ * not found, the corresponding argument is left unchanged.
+ */
+
+static int
+ReadInteger(char *string, char **NextString)
+{
+ register int Result = 0;
+ int Sign = 1;
+
+ if (*string == '+')
+ string++;
+ else if (*string == '-')
+ {
+ string++;
+ Sign = -1;
+ }
+ for (; (*string >= '0') && (*string <= '9'); string++)
+ {
+ Result = (Result * 10) + (*string - '0');
+ }
+ *NextString = string;
+ if (Sign >= 0)
+ return (Result);
+ else
+ return (-Result);
+}
+
+int XParseGeometry(char *string, int *x, int *y, unsigned int *width, unsigned int *height)
+{
+ int mask = NoValue;
+ register char *strind;
+ unsigned int tempWidth, tempHeight;
+ int tempX, tempY;
+ char *nextCharacter;
+
+ if ( (string == NULL) || (*string == '\0')) return(mask);
+ if (*string == '=')
+ string++; /* ignore possible '=' at beg of geometry spec */
+
+ strind = (char *)string;
+ if (*strind != '+' && *strind != '-' && *strind != 'x') {
+ tempWidth = ReadInteger(strind, &nextCharacter);
+ if (strind == nextCharacter)
+ return (0);
+ strind = nextCharacter;
+ mask |= WidthValue;
+ }
+
+ if (*strind == 'x' || *strind == 'X') {
+ strind++;
+ tempHeight = ReadInteger(strind, &nextCharacter);
+ if (strind == nextCharacter)
+ return (0);
+ strind = nextCharacter;
+ mask |= HeightValue;
+ }
+
+ if ((*strind == '+') || (*strind == '-')) {
+ if (*strind == '-') {
+ strind++;
+ tempX = -ReadInteger(strind, &nextCharacter);
+ if (strind == nextCharacter)
+ return (0);
+ strind = nextCharacter;
+ mask |= XNegative;
+
+ }
+ else
+ { strind++;
+ tempX = ReadInteger(strind, &nextCharacter);
+ if (strind == nextCharacter)
+ return(0);
+ strind = nextCharacter;
+ }
+ mask |= XValue;
+ if ((*strind == '+') || (*strind == '-')) {
+ if (*strind == '-') {
+ strind++;
+ tempY = -ReadInteger(strind, &nextCharacter);
+ if (strind == nextCharacter)
+ return(0);
+ strind = nextCharacter;
+ mask |= YNegative;
+
+ }
+ else
+ {
+ strind++;
+ tempY = ReadInteger(strind, &nextCharacter);
+ if (strind == nextCharacter)
+ return(0);
+ strind = nextCharacter;
+ }
+ mask |= YValue;
+ }
+ }
+
+ /* If strind isn't at the end of the string the it's an invalid
+ geometry specification. */
+
+ if (*strind != '\0') return (0);
+
+ if (mask & XValue)
+ *x = tempX;
+ if (mask & YValue)
+ *y = tempY;
+ if (mask & WidthValue)
+ *width = tempWidth;
+ if (mask & HeightValue)
+ *height = tempHeight;
+ return (mask);
+}
+
+int gettimeofday(struct timeval* tp, void* tzp)
+{
+ DATETIME DateTime;
+ APIRET ulrc; /* Return Code. */
+
+ ulrc = DosGetDateTime(&DateTime);
+ tp->tv_sec = 60 * (60*DateTime.hours + DateTime.minutes) + DateTime.seconds;
+ tp->tv_usec = DateTime.hundredths * 10000;
+ return 0;
+}
+
+
+int
+XPending(Display* display)
+{
+ /* similar functionality...I don't think that it is exact, but this
+ will have to do. */
+ QMSG msg;
+ extern HAB hab; /* PM anchor block handle */
+
+//?? WinPeekMsg(hab
+ return WinPeekMsg(hab, &msg, NULLHANDLE, 0, 0, PM_NOREMOVE);
+}
+
+void
+__glutAdjustCoords(Window parent, int* x, int* y, int* width, int* height)
+{
+ RECTL rect;
+
+ /* adjust the window rectangle because Win32 thinks that the x, y,
+ width & height are the WHOLE window (including decorations),
+ whereas GLUT treats the x, y, width & height as only the CLIENT
+ area of the window. */
+ rect.xLeft = *x; rect.yTop = *y;
+ rect.xRight = *x + *width; rect.yBottom = *y + *height;
+
+ /* must adjust the coordinates according to the correct style
+ because depending on the style, there may or may not be
+ borders. */
+//?? AdjustWindowRect(&rect, WS_CLIPSIBLINGS | WS_CLIPCHILDREN |
+//?? (parent ? WS_CHILD : WS_OVERLAPPEDWINDOW),
+//?? FALSE);
+ /* FALSE in the third parameter = window has no menu bar */
+
+ /* readjust if the x and y are offscreen */
+ if(rect.xLeft < 0) {
+ *x = 0;
+ } else {
+ *x = rect.xLeft;
+ }
+
+ if(rect.yTop < 0) {
+ *y = 0;
+ } else {
+ *y = rect.yTop;
+ }
+
+ *width = rect.xRight - rect.xLeft; /* adjusted width */
+ *height = -(rect.yBottom - rect.yTop); /* adjusted height */
+}
+
+
+int
+__glutGetTransparentPixel(Display * dpy, XVisualInfo * vinfo)
+{
+ /* the transparent pixel on Win32 is always index number 0. So if
+ we put this routine in this file, we can avoid compiling the
+ whole of layerutil.c which is where this routine normally comes
+ from. */
+ return 0;
+}
+
+/* Translate point coordinates src_x and src_y from src to dst */
+
+Bool
+XTranslateCoordinates(Display *display, Window src, Window dst,
+ int src_x, int src_y,
+ int* dest_x_return, int* dest_y_return,
+ Window* child_return)
+{
+ SWP swp_src,swp_dst;
+
+ WinQueryWindowPos(src,&swp_src);
+ WinQueryWindowPos(dst,&swp_dst);
+
+ *dest_x_return = src_x + swp_src.x - swp_dst.x;
+ *dest_y_return = src_y + swp_src.y - swp_dst.y;
+
+ /* just to make compilers happy...we don't use the return value. */
+ return True;
+}
+
+Status
+XGetGeometry(Display* display, Window window, Window* root_return,
+ int* x_return, int* y_return,
+ unsigned int* width_return, unsigned int* height_return,
+ unsigned int *border_width_return, unsigned int* depth_return)
+{
+ /* KLUDGE: doesn't return the border_width or depth or root, x & y
+ are in screen coordinates. */
+ SWP swp_src;
+ WinQueryWindowPos(window,&swp_src);
+
+ *x_return = swp_src.x;
+ *y_return = swp_src.y;
+ *width_return = swp_src.cx;
+ *height_return = swp_src.cy;
+
+ /* just to make compilers happy...we don't use the return value. */
+ return 1;
+}
+
+/* Get Display Width in millimeters */
+int
+DisplayWidthMM(Display* display, int screen)
+{
+ int width;
+ LONG *pVC_Caps;
+ pVC_Caps = GetVideoConfig(NULLHANDLE);
+ width = (int)( 0.001 * pVC_Caps[CAPS_WIDTH] / pVC_Caps[CAPS_HORIZONTAL_RESOLUTION]);/* mm */
+ return width;
+}
+
+/* Get Display Height in millimeters */
+int
+DisplayHeightMM(Display* display, int screen)
+{
+ int height;
+ LONG *pVC_Caps;
+ pVC_Caps = GetVideoConfig(NULLHANDLE);
+ height = (int)( 0.001 * pVC_Caps[CAPS_HEIGHT] / pVC_Caps[CAPS_VERTICAL_RESOLUTION]); /* mm */
+ return height;
+}
+
+void ScreenToClient( HWND hwnd, POINTL *point)
+{
+ SWP swp_src;
+ WinQueryWindowPos(hwnd,&swp_src);
+ point->x -= swp_src.x;
+ point->y -= swp_src.y;
+}
+
+
\ No newline at end of file |