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Diffstat (limited to 'xorg-server/render/mirect.c')
-rw-r--r--xorg-server/render/mirect.c371
1 files changed, 186 insertions, 185 deletions
diff --git a/xorg-server/render/mirect.c b/xorg-server/render/mirect.c
index b54fe6fe6..70bdf63f6 100644
--- a/xorg-server/render/mirect.c
+++ b/xorg-server/render/mirect.c
@@ -1,185 +1,186 @@
-/*
- *
- * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of Keith Packard not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "scrnintstr.h"
-#include "gcstruct.h"
-#include "pixmapstr.h"
-#include "windowstr.h"
-#include "mi.h"
-#include "picturestr.h"
-#include "mipict.h"
-
-static void
-miColorRects (PicturePtr pDst,
- PicturePtr pClipPict,
- xRenderColor *color,
- int nRect,
- xRectangle *rects,
- int xoff,
- int yoff)
-{
- ScreenPtr pScreen = pDst->pDrawable->pScreen;
- CARD32 pixel;
- GCPtr pGC;
- CARD32 tmpval[5];
- RegionPtr pClip;
- unsigned long mask;
-
- miRenderColorToPixel (pDst->pFormat, color, &pixel);
-
- pGC = GetScratchGC (pDst->pDrawable->depth, pScreen);
- if (!pGC)
- return;
- tmpval[0] = GXcopy;
- tmpval[1] = pixel;
- tmpval[2] = pDst->subWindowMode;
- mask = GCFunction | GCForeground | GCSubwindowMode;
- if (pClipPict->clientClipType == CT_REGION)
- {
- tmpval[3] = pDst->clipOrigin.x - xoff;
- tmpval[4] = pDst->clipOrigin.y - yoff;
- mask |= GCClipXOrigin|GCClipYOrigin;
-
- pClip = REGION_CREATE (pScreen, NULL, 1);
- REGION_COPY (pScreen, pClip,
- (RegionPtr) pClipPict->clientClip);
- (*pGC->funcs->ChangeClip) (pGC, CT_REGION, pClip, 0);
- }
-
- ChangeGC (pGC, mask, tmpval);
- ValidateGC (pDst->pDrawable, pGC);
- if (xoff || yoff)
- {
- int i;
- for (i = 0; i < nRect; i++)
- {
- rects[i].x -= xoff;
- rects[i].y -= yoff;
- }
- }
- (*pGC->ops->PolyFillRect) (pDst->pDrawable, pGC, nRect, rects);
- if (xoff || yoff)
- {
- int i;
- for (i = 0; i < nRect; i++)
- {
- rects[i].x += xoff;
- rects[i].y += yoff;
- }
- }
- FreeScratchGC (pGC);
-}
-
-void
-miCompositeRects (CARD8 op,
- PicturePtr pDst,
- xRenderColor *color,
- int nRect,
- xRectangle *rects)
-{
- ScreenPtr pScreen = pDst->pDrawable->pScreen;
-
- if (color->alpha == 0xffff)
- {
- if (op == PictOpOver)
- op = PictOpSrc;
- }
- if (op == PictOpClear)
- color->red = color->green = color->blue = color->alpha = 0;
-
- if (op == PictOpSrc || op == PictOpClear)
- {
- miColorRects (pDst, pDst, color, nRect, rects, 0, 0);
- if (pDst->alphaMap)
- miColorRects (pDst->alphaMap, pDst,
- color, nRect, rects,
- pDst->alphaOrigin.x,
- pDst->alphaOrigin.y);
- }
- else
- {
- PictFormatPtr rgbaFormat;
- PixmapPtr pPixmap;
- PicturePtr pSrc;
- xRectangle one;
- int error;
- Pixel pixel;
- GCPtr pGC;
- CARD32 tmpval[2];
-
- rgbaFormat = PictureMatchFormat (pScreen, 32, PICT_a8r8g8b8);
- if (!rgbaFormat)
- goto bail1;
-
- pPixmap = (*pScreen->CreatePixmap) (pScreen, 1, 1, rgbaFormat->depth,
- CREATE_PIXMAP_USAGE_SCRATCH);
- if (!pPixmap)
- goto bail2;
-
- miRenderColorToPixel (rgbaFormat, color, &pixel);
-
- pGC = GetScratchGC (rgbaFormat->depth, pScreen);
- if (!pGC)
- goto bail3;
- tmpval[0] = GXcopy;
- tmpval[1] = pixel;
-
- ChangeGC (pGC, GCFunction | GCForeground, tmpval);
- ValidateGC (&pPixmap->drawable, pGC);
- one.x = 0;
- one.y = 0;
- one.width = 1;
- one.height = 1;
- (*pGC->ops->PolyFillRect) (&pPixmap->drawable, pGC, 1, &one);
-
- tmpval[0] = xTrue;
- pSrc = CreatePicture (0, &pPixmap->drawable, rgbaFormat,
- CPRepeat, tmpval, serverClient, &error);
-
- if (!pSrc)
- goto bail4;
-
- while (nRect--)
- {
- CompositePicture (op, pSrc, 0, pDst, 0, 0, 0, 0,
- rects->x,
- rects->y,
- rects->width,
- rects->height);
- rects++;
- }
-
- FreePicture ((pointer) pSrc, 0);
-bail4:
- FreeScratchGC (pGC);
-bail3:
- (*pScreen->DestroyPixmap) (pPixmap);
-bail2:
-bail1:
- ;
- }
-}
+/*
+ *
+ * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "scrnintstr.h"
+#include "gcstruct.h"
+#include "pixmapstr.h"
+#include "windowstr.h"
+#include "mi.h"
+#include "picturestr.h"
+#include "mipict.h"
+
+static void
+miColorRects (PicturePtr pDst,
+ PicturePtr pClipPict,
+ xRenderColor *color,
+ int nRect,
+ xRectangle *rects,
+ int xoff,
+ int yoff)
+{
+ ScreenPtr pScreen = pDst->pDrawable->pScreen;
+ CARD32 pixel;
+ GCPtr pGC;
+ ChangeGCVal tmpval[5];
+ RegionPtr pClip;
+ unsigned long mask;
+
+ miRenderColorToPixel (pDst->pFormat, color, &pixel);
+
+ pGC = GetScratchGC (pDst->pDrawable->depth, pScreen);
+ if (!pGC)
+ return;
+ tmpval[0].val = GXcopy;
+ tmpval[1].val = pixel;
+ tmpval[2].val = pDst->subWindowMode;
+ mask = GCFunction | GCForeground | GCSubwindowMode;
+ if (pClipPict->clientClipType == CT_REGION)
+ {
+ tmpval[3].val = pDst->clipOrigin.x - xoff;
+ tmpval[4].val = pDst->clipOrigin.y - yoff;
+ mask |= GCClipXOrigin|GCClipYOrigin;
+
+ pClip = REGION_CREATE (pScreen, NULL, 1);
+ REGION_COPY (pScreen, pClip,
+ (RegionPtr) pClipPict->clientClip);
+ (*pGC->funcs->ChangeClip) (pGC, CT_REGION, pClip, 0);
+ }
+
+ ChangeGC (NullClient, pGC, mask, tmpval);
+ ValidateGC (pDst->pDrawable, pGC);
+ if (xoff || yoff)
+ {
+ int i;
+ for (i = 0; i < nRect; i++)
+ {
+ rects[i].x -= xoff;
+ rects[i].y -= yoff;
+ }
+ }
+ (*pGC->ops->PolyFillRect) (pDst->pDrawable, pGC, nRect, rects);
+ if (xoff || yoff)
+ {
+ int i;
+ for (i = 0; i < nRect; i++)
+ {
+ rects[i].x += xoff;
+ rects[i].y += yoff;
+ }
+ }
+ FreeScratchGC (pGC);
+}
+
+void
+miCompositeRects (CARD8 op,
+ PicturePtr pDst,
+ xRenderColor *color,
+ int nRect,
+ xRectangle *rects)
+{
+ ScreenPtr pScreen = pDst->pDrawable->pScreen;
+
+ if (color->alpha == 0xffff)
+ {
+ if (op == PictOpOver)
+ op = PictOpSrc;
+ }
+ if (op == PictOpClear)
+ color->red = color->green = color->blue = color->alpha = 0;
+
+ if (op == PictOpSrc || op == PictOpClear)
+ {
+ miColorRects (pDst, pDst, color, nRect, rects, 0, 0);
+ if (pDst->alphaMap)
+ miColorRects (pDst->alphaMap, pDst,
+ color, nRect, rects,
+ pDst->alphaOrigin.x,
+ pDst->alphaOrigin.y);
+ }
+ else
+ {
+ PictFormatPtr rgbaFormat;
+ PixmapPtr pPixmap;
+ PicturePtr pSrc;
+ xRectangle one;
+ int error;
+ Pixel pixel;
+ GCPtr pGC;
+ ChangeGCVal gcvals[2];
+ XID tmpval[1];
+
+ rgbaFormat = PictureMatchFormat (pScreen, 32, PICT_a8r8g8b8);
+ if (!rgbaFormat)
+ goto bail1;
+
+ pPixmap = (*pScreen->CreatePixmap) (pScreen, 1, 1, rgbaFormat->depth,
+ CREATE_PIXMAP_USAGE_SCRATCH);
+ if (!pPixmap)
+ goto bail2;
+
+ miRenderColorToPixel (rgbaFormat, color, &pixel);
+
+ pGC = GetScratchGC (rgbaFormat->depth, pScreen);
+ if (!pGC)
+ goto bail3;
+ gcvals[0].val = GXcopy;
+ gcvals[1].val = pixel;
+
+ ChangeGC (NullClient, pGC, GCFunction | GCForeground, gcvals);
+ ValidateGC (&pPixmap->drawable, pGC);
+ one.x = 0;
+ one.y = 0;
+ one.width = 1;
+ one.height = 1;
+ (*pGC->ops->PolyFillRect) (&pPixmap->drawable, pGC, 1, &one);
+
+ tmpval[0] = xTrue;
+ pSrc = CreatePicture (0, &pPixmap->drawable, rgbaFormat,
+ CPRepeat, tmpval, serverClient, &error);
+
+ if (!pSrc)
+ goto bail4;
+
+ while (nRect--)
+ {
+ CompositePicture (op, pSrc, 0, pDst, 0, 0, 0, 0,
+ rects->x,
+ rects->y,
+ rects->width,
+ rects->height);
+ rects++;
+ }
+
+ FreePicture ((pointer) pSrc, 0);
+bail4:
+ FreeScratchGC (pGC);
+bail3:
+ (*pScreen->DestroyPixmap) (pPixmap);
+bail2:
+bail1:
+ ;
+ }
+}
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