/*
* Copyright © 2004 David Reveman
*
* 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
* David Reveman not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior permission.
* David Reveman makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*
* DAVID REVEMAN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL DAVID REVEMAN 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.
*
* Author: David Reveman <[email protected]>
*/
#include "xgl.h"
#include "inputstr.h"
#include "mipointer.h"
#include "damage.h"
#include "fb.h"
#ifdef MITSHM
#include "shmint.h"
static ShmFuncs shmFuncs = { NULL, xglShmPutImage };
#endif
#ifdef RENDER
#include "glyphstr.h"
#endif
#ifdef COMPOSITE
#include "compint.h"
#endif
int xglScreenGeneration = -1;
int xglScreenPrivateIndex;
int xglGCPrivateIndex;
int xglPixmapPrivateIndex;
int xglWinPrivateIndex;
#ifdef RENDER
int xglGlyphPrivateIndex;
#endif
#define xglQueryBestSize (void *) NoopDDA
#define xglSaveScreen (void *) NoopDDA
#define xglConstrainCursor (void *) NoopDDA
#define xglCursorLimits (void *) NoopDDA
#define xglDisplayCursor (void *) NoopDDA
#define xglRealizeCursor (void *) NoopDDA
#define xglUnrealizeCursor (void *) NoopDDA
#define xglRecolorCursor (void *) NoopDDA
#define xglSetCursorPosition (void *) NoopDDA
static Bool
xglAllocatePrivates (ScreenPtr pScreen)
{
xglScreenPtr pScreenPriv;
if (xglScreenGeneration != serverGeneration)
{
xglScreenPrivateIndex = AllocateScreenPrivateIndex ();
if (xglScreenPrivateIndex < 0)
return FALSE;
xglGCPrivateIndex = AllocateGCPrivateIndex ();
if (xglGCPrivateIndex < 0)
return FALSE;
xglPixmapPrivateIndex = AllocatePixmapPrivateIndex ();
if (xglPixmapPrivateIndex < 0)
return FALSE;
xglWinPrivateIndex = AllocateWindowPrivateIndex ();
if (xglWinPrivateIndex < 0)
return FALSE;
#ifdef RENDER
xglGlyphPrivateIndex = AllocateGlyphPrivateIndex ();
if (xglGlyphPrivateIndex < 0)
return FALSE;
#endif
xglScreenGeneration = serverGeneration;
}
if (!AllocateGCPrivate (pScreen, xglGCPrivateIndex, sizeof (xglGCRec)))
return FALSE;
if (!AllocatePixmapPrivate (pScreen, xglPixmapPrivateIndex,
sizeof (xglPixmapRec)))
return FALSE;
if (!AllocateWindowPrivate (pScreen, xglWinPrivateIndex,
sizeof (xglWinRec)))
return FALSE;
pScreenPriv = xalloc (sizeof (xglScreenRec));
if (!pScreenPriv)
return FALSE;
XGL_SET_SCREEN_PRIV (pScreen, pScreenPriv);
return TRUE;
}
Bool
xglScreenInit (ScreenPtr pScreen)
{
xglScreenPtr pScreenPriv;
xglVisualPtr v;
int i, depth, bpp = 0;
#ifdef RENDER
PictureScreenPtr pPictureScreen;
#endif
depth = xglScreenInfo.depth;
for (v = xglVisuals; v; v = v->next)
{
if (v->pPixel->depth == depth)
{
bpp = v->pPixel->masks.bpp;
break;
}
}
if (!bpp)
return FALSE;
if (!xglAllocatePrivates (pScreen))
return FALSE;
pScreenPriv = XGL_GET_SCREEN_PRIV (pScreen);
pScreenPriv->pScreenPixmap = NULL;
/* Add any unlisted depths from the pixmap formats */
for (i = 0; i < screenInfo.numPixmapFormats; i++)
{
if (!xglHasVisualTypes (xglVisuals, screenInfo.formats[i].depth))
xglSetVisualTypes (screenInfo.formats[i].depth, 0, 0, 0, 0);
}
pScreenPriv->pVisual = 0;
#ifdef GLXEXT
pScreenPriv->pGlxVisual = 0;
#endif
pScreenPriv->rootVisual = 0;
pScreenPriv->drawable = xglScreenInfo.drawable;
pScreenPriv->features =
glitz_drawable_get_features (xglScreenInfo.drawable);
GEOMETRY_INIT (pScreen, &pScreenPriv->scratchGeometry,
GLITZ_GEOMETRY_TYPE_VERTEX,
pScreenPriv->geometryUsage, 0);
pScreenPriv->geometryDataType = xglScreenInfo.geometryDataType;
pScreenPriv->geometryUsage = xglScreenInfo.geometryUsage;
pScreenPriv->yInverted = xglScreenInfo.yInverted;
pScreenPriv->pboMask = xglScreenInfo.pboMask;
pScreenPriv->lines = xglScreenInfo.lines;
pScreenPriv->accel = xglScreenInfo.accel;
if (monitorResolution == 0)
monitorResolution = XGL_DEFAULT_DPI;
if (!fbSetupScreen (pScreen, NULL,
xglScreenInfo.width, xglScreenInfo.height,
monitorResolution, monitorResolution,
xglScreenInfo.width, bpp))
return FALSE;
pScreen->SaveScreen = xglSaveScreen;
pScreen->CreatePixmap = xglCreatePixmap;
pScreen->DestroyPixmap = xglDestroyPixmap;
if (!fbFinishScreenInit (pScreen, NULL,
xglScreenInfo.width, xglScreenInfo.height,
monitorResolution, monitorResolution,
xglScreenInfo.width, bpp))
return FALSE;
#ifdef MITSHM
ShmRegisterFuncs (pScreen, &shmFuncs);
#endif
#ifdef RENDER
if (!xglPictureInit (pScreen))
return FALSE;
#endif
XGL_SCREEN_WRAP (GetImage, xglGetImage);
XGL_SCREEN_WRAP (GetSpans, xglGetSpans);
XGL_SCREEN_WRAP (CopyWindow, xglCopyWindow);
XGL_SCREEN_WRAP (CreateWindow, xglCreateWindow);
XGL_SCREEN_WRAP (DestroyWindow, xglDestroyWindow);
XGL_SCREEN_WRAP (ChangeWindowAttributes, xglChangeWindowAttributes);
XGL_SCREEN_WRAP (PaintWindowBackground, xglPaintWindowBackground);
XGL_SCREEN_WRAP (PaintWindowBorder, xglPaintWindowBorder);
XGL_SCREEN_WRAP (CreateGC, xglCreateGC);
pScreen->ConstrainCursor = xglConstrainCursor;
pScreen->CursorLimits = xglCursorLimits;
pScreen->DisplayCursor = xglDisplayCursor;
pScreen->RealizeCursor = xglRealizeCursor;
pScreen->UnrealizeCursor = xglUnrealizeCursor;
pScreen->RecolorCursor = xglRecolorCursor;
pScreen->SetCursorPosition = xglSetCursorPosition;
pScreen->ModifyPixmapHeader = xglModifyPixmapHeader;
XGL_SCREEN_WRAP (BitmapToRegion, xglPixmapToRegion);
pScreen->GetWindowPixmap = xglGetWindowPixmap;
XGL_SCREEN_WRAP (SetWindowPixmap, xglSetWindowPixmap);
#ifdef RENDER
pPictureScreen = GetPictureScreenIfSet (pScreen);
if (pPictureScreen)
{
if (!AllocateGlyphPrivate (pScreen, xglGlyphPrivateIndex,
sizeof (xglGlyphRec)))
return FALSE;
XGL_PICTURE_SCREEN_WRAP (RealizeGlyph, xglRealizeGlyph);
XGL_PICTURE_SCREEN_WRAP (UnrealizeGlyph, xglUnrealizeGlyph);
XGL_PICTURE_SCREEN_WRAP (Composite, xglComposite);
XGL_PICTURE_SCREEN_WRAP (Glyphs, xglGlyphs);
XGL_PICTURE_SCREEN_WRAP (Trapezoids, xglTrapezoids);
XGL_PICTURE_SCREEN_WRAP (AddTraps, xglAddTraps);
XGL_PICTURE_SCREEN_WRAP (AddTriangles, xglAddTriangles);
XGL_PICTURE_SCREEN_WRAP (ChangePicture, xglChangePicture);
XGL_PICTURE_SCREEN_WRAP (ChangePictureTransform,
xglChangePictureTransform);
XGL_PICTURE_SCREEN_WRAP (ChangePictureFilter, xglChangePictureFilter);
}
#endif
XGL_SCREEN_WRAP (BackingStoreFuncs.SaveAreas, xglSaveAreas);
XGL_SCREEN_WRAP (BackingStoreFuncs.RestoreAreas, xglRestoreAreas);
if (!fbCreateDefColormap (pScreen))
return FALSE;
#ifdef COMPOSITE
#warning "composite building"
if (!compScreenInit (pScreen))
return FALSE;
#endif
/* Damage is required */
DamageSetup (pScreen);
XGL_SCREEN_WRAP (CloseScreen, xglCloseScreen);
return TRUE;
}
Bool
xglFinishScreenInit (ScreenPtr pScreen)
{
xglVisualPtr v;
#ifdef RENDER
glitz_vertex_format_t *format;
static glitz_color_t clearBlack = { 0x0, 0x0, 0x0, 0x0 };
static glitz_color_t solidWhite = { 0xffff, 0xffff, 0xffff, 0xffff };
int i;
#endif
XGL_SCREEN_PRIV (pScreen);
xglInitVisuals (pScreen);
for (v = pScreenPriv->pVisual; v; v = v->next)
{
if (v->vid == pScreen->rootVisual)
pScreenPriv->rootVisual = v;
}
if (!pScreenPriv->rootVisual || !pScreenPriv->rootVisual->format.surface)
return FALSE;
pScreenPriv->surface =
glitz_surface_create (pScreenPriv->drawable,
pScreenPriv->rootVisual->format.surface,
xglScreenInfo.width, xglScreenInfo.height,
0, NULL);
if (!pScreenPriv->surface)
return FALSE;
glitz_surface_attach (pScreenPriv->surface,
pScreenPriv->drawable,
GLITZ_DRAWABLE_BUFFER_FRONT_COLOR);
#ifdef RENDER
for (i = 0; i < 33; i++)
pScreenPriv->glyphCache[i].pScreen = NULL;
for (v = pScreenPriv->pVisual; v; v = v->next)
{
if (v->pPixel->depth == 8)
break;
}
pScreenPriv->pSolidAlpha = 0;
pScreenPriv->trapInfo.pMask = 0;
/* An accelerated alpha only Xgl visual is required for trapezoid
acceleration */
if (v && v->format.surface)
{
glitz_surface_t *mask;
mask = glitz_surface_create (pScreenPriv->drawable,
v->format.surface,
2, 1, 0, NULL);
if (mask)
{
glitz_set_rectangle (mask, &clearBlack, 0, 0, 1, 1);
glitz_set_rectangle (mask, &solidWhite, 1, 0, 1, 1);
glitz_surface_set_fill (mask, GLITZ_FILL_NEAREST);
glitz_surface_set_filter (mask, GLITZ_FILTER_BILINEAR, NULL, 0);
pScreenPriv->trapInfo.pMask = xglCreateDevicePicture (mask);
if (!pScreenPriv->trapInfo.pMask)
return FALSE;
}
}
format = &pScreenPriv->trapInfo.format.vertex;
format->primitive = GLITZ_PRIMITIVE_QUADS;
format->attributes = GLITZ_VERTEX_ATTRIBUTE_MASK_COORD_MASK;
format->mask.type = GLITZ_DATA_TYPE_FLOAT;
format->mask.size = GLITZ_COORDINATE_SIZE_X;
format->bytes_per_vertex = sizeof (glitz_float_t);
if (pScreenPriv->geometryDataType)
{
format->type = GLITZ_DATA_TYPE_FLOAT;
format->bytes_per_vertex += 2 * sizeof (glitz_float_t);
format->mask.offset = 2 * sizeof (glitz_float_t);
}
else
{
format->type = GLITZ_DATA_TYPE_SHORT;
format->bytes_per_vertex += 2 * sizeof (glitz_short_t);
format->mask.offset = 2 * sizeof (glitz_short_t);
}
#endif
#ifdef XV
if (!xglXvScreenInit (pScreen))
return FALSE;
#endif
return TRUE;
}
Bool
xglCloseScreen (int index,
ScreenPtr pScreen)
{
xglVisualPtr v;
XGL_SCREEN_PRIV (pScreen);
XGL_PIXMAP_PRIV (pScreenPriv->pScreenPixmap);
#ifdef RENDER
int i;
for (i = 0; i < 33; i++)
xglFiniGlyphCache (&pScreenPriv->glyphCache[i]);
if (pScreenPriv->pSolidAlpha)
FreePicture ((pointer) pScreenPriv->pSolidAlpha, 0);
if (pScreenPriv->trapInfo.pMask)
FreePicture ((pointer) pScreenPriv->trapInfo.pMask, 0);
#endif
xglFiniPixmap (pScreenPriv->pScreenPixmap);
if (pPixmapPriv->pDamage)
DamageDestroy (pPixmapPriv->pDamage);
if (pScreenPriv->surface)
glitz_surface_destroy (pScreenPriv->surface);
GEOMETRY_UNINIT (&pScreenPriv->scratchGeometry);
while (pScreenPriv->pVisual)
{
v = pScreenPriv->pVisual;
pScreenPriv->pVisual = v->next;
xfree (v);
}
#ifdef GLXEXT
while (pScreenPriv->pGlxVisual)
{
v = pScreenPriv->pGlxVisual;
pScreenPriv->pGlxVisual = v->next;
xfree (v);
}
#endif
XGL_SCREEN_UNWRAP (CloseScreen);
xfree (pScreenPriv);
return (*pScreen->CloseScreen) (index, pScreen);
}
#ifdef RENDER
void
xglCreateSolidAlphaPicture (ScreenPtr pScreen)
{
static xRenderColor solidWhite = { 0xffff, 0xffff, 0xffff, 0xffff };
static xRectangle one = { 0, 0, 1, 1 };
PixmapPtr pPixmap;
PictFormatPtr pFormat;
int error;
Pixel pixel;
GCPtr pGC;
XID tmpval[2];
XGL_SCREEN_PRIV (pScreen);
pFormat = PictureMatchFormat (pScreen, 32, PICT_a8r8g8b8);
if (!pFormat)
return;
pGC = GetScratchGC (pFormat->depth, pScreen);
if (!pGC)
return;
pPixmap = (*pScreen->CreatePixmap) (pScreen, 1, 1, pFormat->depth);
if (!pPixmap)
return;
miRenderColorToPixel (pFormat, &solidWhite, &pixel);
tmpval[0] = GXcopy;
tmpval[1] = pixel;
ChangeGC (pGC, GCFunction | GCForeground, tmpval);
ValidateGC (&pPixmap->drawable, pGC);
(*pGC->ops->PolyFillRect) (&pPixmap->drawable, pGC, 1, &one);
FreeScratchGC (pGC);
tmpval[0] = xTrue;
pScreenPriv->pSolidAlpha = CreatePicture (0, &pPixmap->drawable, pFormat,
CPRepeat, tmpval, 0, &error);
(*pScreen->DestroyPixmap) (pPixmap);
if (pScreenPriv->pSolidAlpha)
ValidatePicture (pScreenPriv->pSolidAlpha);
}
#endif
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