src/mesa/drivers/x11/xmesa_xf86.h

   1
   2 /**************************************************************************
   3
   4 Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
   5 All Rights Reserved.
   6
   7 Permission is hereby granted, free of charge, to any person obtaining a
   8 copy of this software and associated documentation files (the
   9 "Software"), to deal in the Software without restriction, including
  10 without limitation the rights to use, copy, modify, merge, publish,
  11 distribute, sub license, and/or sell copies of the Software, and to
  12 permit persons to whom the Software is furnished to do so, subject to
  13 the following conditions:
  14
  15 The above copyright notice and this permission notice (including the
  16 next paragraph) shall be included in all copies or substantial portions
  17 of the Software.
  18
  19 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  22 IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  23 ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  24 TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  25 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26
  27 **************************************************************************/
  28
  29 /*
  30  * Authors:
  31  *   Kevin E. Martin <kevin@precisioninsight.com>
  32  *
  33  * When we're building the XMesa driver for use in the X server (as the
  34  * indirect render) we include this file when building the xm_*.c files.
  35  * We need to define some types and macros differently when building
  36  * in the Xserver vs. stand-alone Mesa.
  37  */
  38
  39 #ifndef _XMESA_XF86_H_
  40 #define _XMESA_XF86_H_
  41
  42 #include "GL/glxtokens.h"
  43 #include "scrnintstr.h"
  44 #include "pixmapstr.h"
  45 #include "gcstruct.h"
  46 #include "servermd.h"
  47
  48
  49 typedef struct _XMesaImageRec {
  50     int width, height;
  51     char *data;
  52     int bytes_per_line; /* Padded to 32 bits */
  53     int bits_per_pixel;
  54 } XMesaImage;
  55
  56 typedef ScreenRec   XMesaDisplay;
  57 typedef PixmapPtr   XMesaPixmap;
  58 typedef ColormapPtr XMesaColormap;
  59 typedef DrawablePtr XMesaDrawable;
  60 typedef WindowPtr   XMesaWindow;
  61 typedef GCPtr       XMesaGC;
  62 typedef VisualPtr   XMesaVisualInfo;
  63 typedef DDXPointRec XMesaPoint;
  64 typedef xColorItem  XMesaColor;
  65
  66 #define XMesaSetGeneric(__d,__gc,__val,__mask) \
  67 do { \
  68     CARD32 __v[1]; \
  69     (void) __d; \
  70     __v[0] = __val; \
  71     dixChangeGC(NullClient, __gc, __mask, __v, NULL); \
  72 } while (0)
  73
  74 #define XMesaSetGenericPtr(__d,__gc,__pval,__mask) \
  75 do { \
  76     ChangeGCVal __v[1]; \
  77     (void) __d; \
  78     __v[0].ptr = __pval; \
  79     dixChangeGC(NullClient, __gc, __mask, NULL, __v); \
  80 } while (0)
  81
  82 #define XMesaSetForeground(d,gc,v) XMesaSetGeneric(d,gc,v,GCForeground)
  83 #define XMesaSetBackground(d,gc,v) XMesaSetGeneric(d,gc,v,GCBackground)
  84 #define XMesaSetPlaneMask(d,gc,v)  XMesaSetGeneric(d,gc,v,GCPlaneMask)
  85 #define XMesaSetFunction(d,gc,v)   XMesaSetGeneric(d,gc,v,GCFunction)
  86 #define XMesaSetFillStyle(d,gc,v)  XMesaSetGeneric(d,gc,v,GCFillStyle)
  87
  88 #define XMesaSetTile(d,gc,v)       XMesaSetGenericPtr(d,gc,v,GCTile)
  89
  90 #define XMesaDrawPoint(__d,__b,__gc,__x,__y) \
  91 do { \
  92     XMesaPoint __p[1]; \
  93     (void) __d; \
  94     __p[0].x = __x; \
  95     __p[0].y = __y; \
  96     ValidateGC(__b, __gc); \
  97     (*gc->ops->PolyPoint)(__b, __gc, CoordModeOrigin, 1, __p); \
  98 } while (0)
  99
 100 #define XMesaDrawPoints(__d,__b,__gc,__p,__n,__m) \
 101 do { \
 102     (void) __d; \
 103     ValidateGC(__b, __gc); \
 104     (*gc->ops->PolyPoint)(__b, __gc, __m, __n, __p); \
 105 } while (0)
 106
 107 #define XMesaDrawLine(__d, __b, __gc, __x0, __y0, __x1, __y1) \
 108 do { \
 109     XMesaPoint __p[2]; \
 110     (void) __d; \
 111     __p[0].x = __x0; \
 112     __p[0].y = __y0; \
 113     __p[1].x = __x1; \
 114     __p[1].y = __y1; \
 115     ValidateGC(__b, __gc); \
 116     (*gc->ops->PolyLines)(__b, __gc, CoordModeOrigin, 2, __p); \
 117 } while (0)
 118
 119 #define XMesaFillRectangle(__d,__b,__gc,__x,__y,__w,__h) \
 120 do { \
 121     xRectangle __r[1]; \
 122     (void) __d; \
 123     ValidateGC((DrawablePtr)__b, __gc); \
 124     __r[0].x = __x; \
 125     __r[0].y = __y; \
 126     __r[0].width = __w; \
 127     __r[0].height = __h; \
 128     (*__gc->ops->PolyFillRect)((DrawablePtr)__b, __gc, 1, __r); \
 129 } while (0)
 130
 131 static _X_INLINE XMesaImage *XMesaGetImage(XMesaDisplay *dpy, PixmapPtr p, int x,
 132                                         int y, unsigned int width,
 133                                         unsigned int height,
 134                                         unsigned long plane_mask, int format)
 135 {
 136     XMesaImage *img = Xcalloc(sizeof(*img));
 137
 138     img->width = p->drawable.width;
 139     img->height = p->drawable.height;
 140     img->bits_per_pixel = p->drawable.bitsPerPixel;
 141     img->bytes_per_line = PixmapBytePad(width, p->drawable.depth);
 142     img->data = malloc(height * img->bytes_per_line);
 143
 144     /* Assumes: Images are always in ZPixmap format */
 145     (*p->drawable.pScreen->GetImage)(&p->drawable, x, y, width, height,
 146                                      plane_mask, ZPixmap, img->data);
 147
 148     return img;
 149 }
 150
 151 #define XMesaPutImage(__d,__b,__gc,__i,__sx,__sy,__x,__y,__w,__h) \
 152 do { \
 153     /* Assumes: Images are always in ZPixmap format */ \
 154     (void) __d; \
 155     ASSERT(!__sx && !__sy); /* The SubImage case */     \
 156     ValidateGC(__b, __gc); \
 157     (*__gc->ops->PutImage)(__b, __gc, ((XMesaDrawable)(__b))->depth, \
 158                            __x, __y, __w, __h, 0, ZPixmap, \
 159                            ((XMesaImage *)(__i))->data); \
 160 } while (0)
 161
 162 #define XMesaCopyArea(__d,__sb,__db,__gc,__sx,__sy,__w,__h,__x,__y) \
 163 do { \
 164     (void) __d; \
 165     ValidateGC(__db, __gc); \
 166     (*__gc->ops->CopyArea)((DrawablePtr)__sb, __db, __gc, \
 167                            __sx, __sy, __w, __h, __x, __y); \
 168 } while (0)
 169
 170
 171 /* CreatePixmap returns a PixmapPtr; so, it cannot be inside braces */
 172 #ifdef CREATE_PIXMAP_USAGE_SCRATCH
 173 #define XMesaCreatePixmap(__d,__b,__w,__h,__depth) \
 174   (*__d->CreatePixmap)(__d, __w, __h, __depth, 0)
 175 #else
 176 #define XMesaCreatePixmap(__d,__b,__w,__h,__depth) \
 177     (*__d->CreatePixmap)(__d, __w, __h, __depth)
 178 #endif
 179
 180 #define XMesaFreePixmap(__d,__b) \
 181     (*__d->DestroyPixmap)(__b)
 182
 183 #define XMesaFreeGC(__d,__gc) \
 184 do { \
 185     (void) __d; \
 186     FreeScratchGC(__gc); \
 187 } while (0)
 188
 189 #define GET_COLORMAP_SIZE(__v)  __v->ColormapEntries
 190 #define GET_REDMASK(__v)        __v->mesa_visual.redMask
 191 #define GET_GREENMASK(__v)      __v->mesa_visual.greenMask
 192 #define GET_BLUEMASK(__v)       __v->mesa_visual.blueMask
 193 #define GET_VISUAL_DEPTH(__v)   __v->nplanes
 194 #define GET_BLACK_PIXEL(__v)    __v->display->blackPixel
 195 #define CHECK_BYTE_ORDER(__v)   GL_TRUE
 196
 197 #endif