summaryrefslogtreecommitdiff
path: root/hw/xgl/xglcmap.c
diff options
context:
space:
mode:
Diffstat (limited to 'hw/xgl/xglcmap.c')
-rw-r--r--hw/xgl/xglcmap.c466
1 files changed, 0 insertions, 466 deletions
diff --git a/hw/xgl/xglcmap.c b/hw/xgl/xglcmap.c
deleted file mode 100644
index b96308ddf..000000000
--- a/hw/xgl/xglcmap.c
+++ /dev/null
@@ -1,466 +0,0 @@
-/*
- * 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 <davidr@novell.com>
- */
-
-#include "xgl.h"
-#include "colormapst.h"
-#include "micmap.h"
-#include "fb.h"
-
-static xglPixelFormatRec xglPixelFormats[] = {
- {
- 8, 8,
- {
- 8,
- 0x000000ff,
- 0x00000000,
- 0x00000000,
- 0x00000000
- }
- }, {
- 15, 5,
- {
- 16,
- 0x00000000,
- 0x00007c00,
- 0x000003e0,
- 0x0000001f
- }
- }, {
- 16, 6,
- {
- 16,
- 0x00000000,
- 0x0000f800,
- 0x000007e0,
- 0x0000001f
- }
- }, {
- 24, 8,
- {
- 32,
- 0x00000000,
- 0x00ff0000,
- 0x0000ff00,
- 0x000000ff
- }
- }, {
- 32, 8,
- {
- 32,
- 0xff000000,
- 0x00ff0000,
- 0x0000ff00,
- 0x000000ff
- }
- }
-};
-
-#define NUM_XGL_PIXEL_FORMATS \
- (sizeof (xglPixelFormats) / sizeof (xglPixelFormats[0]))
-
-xglVisualPtr xglVisuals = NULL;
-
-void
-xglSetVisualTypes (int depth,
- int visuals,
- int redSize,
- int greenSize,
- int blueSize)
-{
- xglPixelFormatPtr pBestFormat = 0;
- int i, rs, gs, bs, diff, bestDiff = 0;
-
- for (i = 0; i < NUM_XGL_PIXEL_FORMATS; i++)
- {
- if (xglPixelFormats[i].depth == depth)
- {
- if (visuals)
- {
- rs = Ones (xglPixelFormats[i].masks.red_mask);
- gs = Ones (xglPixelFormats[i].masks.green_mask);
- bs = Ones (xglPixelFormats[i].masks.blue_mask);
-
- if (redSize >= rs &&
- greenSize >= gs &&
- blueSize >= bs)
- {
- diff = (redSize - rs) + (greenSize - gs) + (blueSize - bs);
- if (pBestFormat)
- {
- if (diff < bestDiff)
- {
- pBestFormat = &xglPixelFormats[i];
- bestDiff = diff;
- }
- }
- else
- {
- pBestFormat = &xglPixelFormats[i];
- bestDiff = diff;
- }
- }
- }
- else
- {
- pBestFormat = &xglPixelFormats[i];
- break;
- }
- }
- }
-
- if (pBestFormat)
- {
- xglVisualPtr new, *prev, v;
- unsigned int bitsPerRGB;
- Pixel rm, gm, bm;
-
- new = xalloc (sizeof (xglVisualRec));
- if (!new)
- return;
-
- new->next = 0;
-
- new->format.surface = 0;
- new->format.drawable = 0;
- new->pPixel = pBestFormat;
- new->vid = 0;
-
- bitsPerRGB = pBestFormat->bitsPerRGB;
-
- rm = pBestFormat->masks.red_mask;
- gm = pBestFormat->masks.green_mask;
- bm = pBestFormat->masks.blue_mask;
-
- fbSetVisualTypesAndMasks (depth, visuals, bitsPerRGB, rm, gm, bm);
-
- for (prev = &xglVisuals; (v = *prev); prev = &v->next);
- *prev = new;
- }
- else
- {
- fbSetVisualTypesAndMasks (depth, 0, 0, 0, 0, 0);
- }
-}
-
-Bool
-xglHasVisualTypes (xglVisualPtr pVisual,
- int depth)
-{
- xglVisualPtr v;
-
- for (v = pVisual; v; v = v->next)
- if (v->pPixel->depth == depth)
- return TRUE;
-
- return FALSE;
-}
-
-glitz_format_t *
-xglFindBestSurfaceFormat (ScreenPtr pScreen,
- xglPixelFormatPtr pPixel)
-{
- glitz_format_t templ, *format, *best = 0;
- unsigned int mask;
- unsigned short rs, gs, bs, as;
- int i = 0;
-
- XGL_SCREEN_PRIV (pScreen);
-
- rs = Ones (pPixel->masks.red_mask);
- gs = Ones (pPixel->masks.green_mask);
- bs = Ones (pPixel->masks.blue_mask);
- as = Ones (pPixel->masks.alpha_mask);
-
- templ.color.fourcc = GLITZ_FOURCC_RGB;
- mask = GLITZ_FORMAT_FOURCC_MASK;
-
- do {
- format = glitz_find_format (pScreenPriv->drawable, mask, &templ, i++);
- if (format)
- {
- if (format->color.red_size >= rs &&
- format->color.green_size >= gs &&
- format->color.blue_size >= bs &&
- format->color.alpha_size >= as)
- {
- if (best)
- {
- if (((format->color.red_size - rs) +
- (format->color.green_size - gs) +
- (format->color.blue_size - bs)) <
- ((best->color.red_size - rs) +
- (best->color.green_size - gs) +
- (best->color.blue_size - bs)))
- best = format;
- }
- else
- {
- best = format;
- }
- }
- }
- } while (format);
-
- return best;
-}
-
-static Bool
-xglInitVisual (ScreenPtr pScreen,
- xglVisualPtr pVisual,
- xglPixelFormatPtr pPixel,
- VisualID vid)
-{
- glitz_format_t *format;
-
- XGL_SCREEN_PRIV (pScreen);
-
- format = xglFindBestSurfaceFormat (pScreen, pPixel);
- if (format)
- {
- glitz_drawable_format_t templ;
- unsigned long mask;
-
- templ.color = format->color;
- templ.depth_size = 0;
- templ.stencil_size = 0;
- templ.doublebuffer = 0;
- templ.samples = 1;
-
- mask =
- GLITZ_FORMAT_FOURCC_MASK |
- GLITZ_FORMAT_RED_SIZE_MASK |
- GLITZ_FORMAT_GREEN_SIZE_MASK |
- GLITZ_FORMAT_BLUE_SIZE_MASK |
- GLITZ_FORMAT_ALPHA_SIZE_MASK |
- GLITZ_FORMAT_DEPTH_SIZE_MASK |
- GLITZ_FORMAT_STENCIL_SIZE_MASK |
- GLITZ_FORMAT_DOUBLEBUFFER_MASK |
- GLITZ_FORMAT_SAMPLES_MASK;
-
- pVisual->next = 0;
- pVisual->vid = vid;
- pVisual->pPixel = pPixel;
- pVisual->pbuffer = FALSE;
-
- pVisual->format.surface = format;
- pVisual->format.drawable =
- glitz_find_drawable_format (pScreenPriv->drawable,
- mask, &templ, 0);
-
- return TRUE;
- }
-
- return FALSE;
-}
-
-static Bool
-xglInitPbufferVisual (ScreenPtr pScreen,
- xglVisualPtr pVisual,
- xglPixelFormatPtr pPixel,
- VisualID vid)
-{
- glitz_format_t *format;
-
- XGL_SCREEN_PRIV (pScreen);
-
- format = xglFindBestSurfaceFormat (pScreen, pPixel);
- if (format)
- {
- glitz_drawable_format_t templ, *screenFormat;
- unsigned long mask;
-
- /* use same drawable format as screen for pbuffers */
- screenFormat = glitz_drawable_get_format (pScreenPriv->drawable);
- templ.id = screenFormat->id;
-
- templ.color = format->color;
- templ.samples = 1;
-
- mask =
- GLITZ_FORMAT_ID_MASK |
- GLITZ_FORMAT_FOURCC_MASK |
- GLITZ_FORMAT_RED_SIZE_MASK |
- GLITZ_FORMAT_GREEN_SIZE_MASK |
- GLITZ_FORMAT_BLUE_SIZE_MASK |
- GLITZ_FORMAT_SAMPLES_MASK;
-
- pVisual->next = 0;
- pVisual->vid = vid;
- pVisual->pPixel = pPixel;
- pVisual->pbuffer = TRUE;
-
- pVisual->format.surface = format;
- pVisual->format.drawable =
- glitz_find_pbuffer_format (pScreenPriv->drawable,
- mask, &templ, 0);
-
- if (pVisual->format.drawable)
- return TRUE;
- }
-
- return FALSE;
-}
-
-void
-xglInitVisuals (ScreenPtr pScreen)
-{
- xglVisualPtr pVisual, v, new, *prev;
- int i;
-
- XGL_SCREEN_PRIV (pScreen);
-
- for (i = 0; i < pScreen->numVisuals; i++)
- {
- for (pVisual = xglVisuals; pVisual; pVisual = pVisual->next)
- if (pVisual->pPixel->depth == pScreen->visuals[i].nplanes)
- break;
-
- if (pVisual)
- {
- new = xalloc (sizeof (xglVisualRec));
- if (new)
- {
- if (xglInitVisual (pScreen, new, pVisual->pPixel,
- pScreen->visuals[i].vid))
- {
- new->next = 0;
-
- prev = &pScreenPriv->pVisual;
- while ((v = *prev))
- prev = &v->next;
-
- *prev = new;
- }
- else
- {
- xfree (new);
- }
- }
-
- new = xalloc (sizeof (xglVisualRec));
- if (new)
- {
- if (xglInitPbufferVisual (pScreen, new, pVisual->pPixel,
- pScreen->visuals[i].vid))
- {
- new->next = 0;
-
- prev = &pScreenPriv->pVisual;
- while ((v = *prev))
- prev = &v->next;
-
- *prev = new;
- }
- else
- {
- xfree (new);
- }
- }
- }
- }
-
- /* Add additional Xgl visuals for pixmap formats */
- for (i = 0; i < screenInfo.numPixmapFormats; i++)
- {
- if (!xglHasVisualTypes (pScreenPriv->pVisual,
- screenInfo.formats[i].depth))
- {
- for (v = xglVisuals; v; v = v->next)
- if (v->pPixel->depth == screenInfo.formats[i].depth)
- break;
-
- if (v)
- {
- new = xalloc (sizeof (xglVisualRec));
- if (new)
- {
- if (xglInitVisual (pScreen, new, v->pPixel, 0))
- {
- new->next = 0;
-
- prev = &pScreenPriv->pVisual;
- while ((v = *prev))
- prev = &v->next;
-
- *prev = new;
- }
- else
- {
- xfree (new);
- }
- }
- }
- }
- }
-}
-
-xglVisualPtr
-xglFindVisualWithDepth (ScreenPtr pScreen,
- int depth)
-{
- xglVisualPtr v;
-
- XGL_SCREEN_PRIV (pScreen);
-
- for (v = pScreenPriv->pVisual; v; v = v->next)
- {
- if (v->pPixel->depth == depth)
- return v;
- }
-
- return 0;
-}
-
-xglVisualPtr
-xglFindVisualWithId (ScreenPtr pScreen,
- int vid)
-{
- xglVisualPtr v;
-
- XGL_SCREEN_PRIV (pScreen);
-
- for (v = pScreenPriv->pVisual; v; v = v->next)
- {
- if (v->vid == vid)
- return v;
- }
-
- return 0;
-}
-
-void
-xglClearVisualTypes (void)
-{
- xglVisualPtr v;
-
- while (xglVisuals)
- {
- v = xglVisuals;
- xglVisuals = v->next;
- xfree (v);
- }
-
- miClearVisualTypes ();
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-30 18:23:16 +0000