glamor: Start trying to hook up the rendering bits
This commit is contained in:
Eric Anholt
Zhigang Gong
parent
41e3e580de
commit
4d52ae7f2d
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@ -15,4 +15,5 @@ AM_CFLAGS = $(XORG_CFLAGS) $(DIX_CFLAGS)
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libglamor_la_SOURCES = \
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glamor.c \
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glamor_core.c \
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glamor.h
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@ -36,12 +36,74 @@
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#include <stdlib.h>
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#include "glamor.h"
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#include "glamor_priv.h"
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static int glamor_screen_private_key_index;
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DevPrivateKey glamor_screen_private_key = &glamor_screen_private_key_index;
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/**
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* glamor_get_drawable_pixmap() returns a backing pixmap for a given drawable.
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*
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* @param drawable the drawable being requested.
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*
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* This function returns the backing pixmap for a drawable, whether it is a
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* redirected window, unredirected window, or already a pixmap. Note that
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* coordinate translation is needed when drawing to the backing pixmap of a
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* redirected window, and the translation coordinates are provided by calling
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* exaGetOffscreenPixmap() on the drawable.
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*/
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PixmapPtr
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glamor_get_drawable_pixmap(DrawablePtr drawable)
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{
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if (drawable->type == DRAWABLE_WINDOW)
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return drawable->pScreen->GetWindowPixmap((WindowPtr)drawable);
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else
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return (PixmapPtr)drawable;
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}
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static PixmapPtr
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glamor_create_pixmap(ScreenPtr screen, int w, int h, int depth,
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unsigned int usage_hint)
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{
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return fbCreatePixmap(screen, w, h, depth, usage_hint);
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}
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static Bool
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glamor_destroy_pixmap(PixmapPtr pixmap)
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{
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return fbDestroyPixmap(pixmap);
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}
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/** Set up glamor for an already-configured GL context. */
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Bool
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glamor_init(ScreenPtr screen)
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{
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return Success;
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glamor_screen_private *glamor_priv;
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glamor_priv = xcalloc(1, sizeof(*glamor_priv));
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if (glamor_priv == NULL)
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return FALSE;
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dixSetPrivate(&screen->devPrivates, glamor_screen_private_key, glamor_priv);
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glamor_priv->saved_create_gc = screen->CreateGC;
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screen->CreateGC = glamor_create_gc;
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glamor_priv->saved_create_pixmap = screen->CreatePixmap;
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screen->CreatePixmap = glamor_create_pixmap;
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glamor_priv->saved_destroy_pixmap = screen->DestroyPixmap;
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screen->DestroyPixmap = glamor_destroy_pixmap;
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return TRUE;
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}
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void
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glamor_fini(ScreenPtr screen)
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{
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glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
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screen->CreateGC = glamor_priv->saved_create_gc;
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screen->CreatePixmap = glamor_priv->saved_create_pixmap;
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screen->DestroyPixmap = glamor_priv->saved_destroy_pixmap;
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}
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@ -38,3 +38,4 @@
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#endif /* GLAMOR_H */
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Bool glamor_init(ScreenPtr screen);
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void glamor_fini(ScreenPtr screen);
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@ -0,0 +1,216 @@
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/*
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* Copyright © 2001 Keith Packard
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* Copyright © 2008 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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*
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*/
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/** @file glamor_core.c
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*
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* This file covers core X rendering in glamor.
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <stdlib.h>
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#include "glamor_priv.h"
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static void
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glamor_fill_spans(DrawablePtr drawable, GCPtr gc, int n,
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DDXPointPtr points, int *width, int sorted)
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{
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ScreenPtr screen = drawable->pScreen;
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PixmapPtr screen_pixmap = screen->GetScreenPixmap(screen);
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PixmapPtr dest_pixmap = glamor_get_drawable_pixmap(drawable);
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if (1 || screen_pixmap != dest_pixmap) {
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fbFillSpans(drawable, gc, n, points, width, sorted);
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} else {
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ErrorF("stub fill_spans\n");
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}
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}
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static void
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glamor_put_image(DrawablePtr drawable, GCPtr gc, int depth, int x, int y,
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int w, int h, int leftPad, int format, char *bits)
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{
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ScreenPtr screen = drawable->pScreen;
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PixmapPtr screen_pixmap = screen->GetScreenPixmap(screen);
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PixmapPtr dest_pixmap = glamor_get_drawable_pixmap(drawable);
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if (1 || screen_pixmap != dest_pixmap) {
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fbPutImage(drawable, gc, depth, x, y, w, h, leftPad, format, bits);
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} else {
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ErrorF("stub put_image\n");
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}
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}
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static void
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glamor_set_spans(DrawablePtr drawable, GCPtr gc, char *src,
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DDXPointPtr points, int *width, int n, int sorted)
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{
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ScreenPtr screen = drawable->pScreen;
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PixmapPtr screen_pixmap = screen->GetScreenPixmap(screen);
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PixmapPtr dest_pixmap = glamor_get_drawable_pixmap(drawable);
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if (1 || screen_pixmap != dest_pixmap) {
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fbSetSpans(drawable, gc, src, points, width, n, sorted);
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} else {
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ErrorF("stub set_spans\n");
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}
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}
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/**
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* glamor_poly_line() checks if it can accelerate the lines as a group of
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* horizontal or vertical lines (rectangles), and uses existing rectangle fill
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* acceleration if so.
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*/
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static void
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glamor_poly_line(DrawablePtr drawable, GCPtr gc, int mode, int n,
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DDXPointPtr points)
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{
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ScreenPtr screen = drawable->pScreen;
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PixmapPtr screen_pixmap = screen->GetScreenPixmap(screen);
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PixmapPtr dest_pixmap = glamor_get_drawable_pixmap(drawable);
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xRectangle *rects;
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int x1, x2, y1, y2;
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int i;
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/* Don't try to do wide lines or non-solid fill style. */
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if (gc->lineWidth != 0 || gc->lineStyle != LineSolid ||
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gc->fillStyle != FillSolid) {
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if (1 || dest_pixmap != screen_pixmap)
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fbPolyLine(drawable, gc, mode, n, points);
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else
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ErrorF("stub poly_line\n");
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return;
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}
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rects = xalloc(sizeof(xRectangle) * (n - 1));
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x1 = points[0].x;
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y1 = points[0].y;
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/* If we have any non-horizontal/vertical, fall back. */
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for (i = 0; i < n - 1; i++) {
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if (mode == CoordModePrevious) {
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x2 = x1 + points[i + 1].x;
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y2 = y1 + points[i + 1].y;
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} else {
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x2 = points[i + 1].x;
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y2 = points[i + 1].y;
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}
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if (x1 != x2 && y1 != y2) {
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xfree(rects);
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if (1 || dest_pixmap != screen_pixmap)
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fbPolyLine(drawable, gc, mode, n, points);
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else
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ErrorF("stub poly_line\n");
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return;
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}
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if (x1 < x2) {
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rects[i].x = x1;
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rects[i].width = x2 - x1 + 1;
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} else {
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rects[i].x = x2;
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rects[i].width = x1 - x2 + 1;
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}
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if (y1 < y2) {
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rects[i].y = y1;
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rects[i].height = y2 - y1 + 1;
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} else {
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rects[i].y = y2;
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rects[i].height = y1 - y2 + 1;
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}
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x1 = x2;
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y1 = y2;
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}
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gc->ops->PolyFillRect(drawable, gc, n - 1, rects);
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xfree(rects);
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}
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GCOps glamor_gc_ops = {
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glamor_fill_spans,
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glamor_set_spans,
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glamor_put_image,
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miCopyArea,
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miCopyPlane,
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miPolyPoint,
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glamor_poly_line,
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miPolySegment,
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miPolyRectangle,
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miPolyArc,
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miFillPolygon,
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miPolyFillRect,
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miPolyFillArc,
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miPolyText8,
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miPolyText16,
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miImageText8,
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miImageText16,
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miImageGlyphBlt,
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miPolyGlyphBlt,
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miPushPixels,
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};
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/**
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* exaValidateGC() sets the ops to EXA's implementations, which may be
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* accelerated or may sync the card and fall back to fb.
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*/
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static void
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glamor_validate_gc(GCPtr gc, unsigned long changes, DrawablePtr drawable)
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{
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fbValidateGC(gc, changes, drawable);
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gc->ops = &glamor_gc_ops;
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}
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static GCFuncs glamor_gc_funcs = {
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glamor_validate_gc,
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miChangeGC,
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miCopyGC,
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miDestroyGC,
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miChangeClip,
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miDestroyClip,
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miCopyClip
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};
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/**
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* exaCreateGC makes a new GC and hooks up its funcs handler, so that
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* exaValidateGC() will get called.
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*/
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int
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glamor_create_gc(GCPtr gc)
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{
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if (!fbCreateGC(gc))
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return FALSE;
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gc->funcs = &glamor_gc_funcs;
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return TRUE;
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}
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@ -0,0 +1,53 @@
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/*
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* Copyright © 2008 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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*
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*/
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#ifndef GLAMOR_PRIV_H
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#define GLAMOR_PRIV_H
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#include "glamor.h"
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typedef struct glamor_screen_private {
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CreateGCProcPtr saved_create_gc;
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CreatePixmapProcPtr saved_create_pixmap;
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DestroyPixmapProcPtr saved_destroy_pixmap;
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} glamor_screen_private;
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extern DevPrivateKey glamor_screen_private_key;
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static inline glamor_screen_private *
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glamor_get_screen_private(ScreenPtr screen)
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{
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return (glamor_screen_private *)dixLookupPrivate(&screen->devPrivates,
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glamor_screen_private_key);
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}
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/* glamor.c */
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PixmapPtr glamor_get_drawable_pixmap(DrawablePtr drawable);
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/* glamor_core.c */
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Bool glamor_create_gc(GCPtr gc);
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#endif /* GLAMOR_PRIV_H */
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@ -63,4 +63,5 @@ ephyr_glamor_disable(ScreenPtr screen)
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void
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ephyr_glamor_fini(ScreenPtr screen)
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{
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glamor_fini(screen);
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}
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@ -0,0 +1,60 @@
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/*
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* Copyright © 2008 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <kdrive-config.h>
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#endif
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#include <err.h>
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#include "GL/glx.h"
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#include "hostx.h"
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void
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ephyr_glamor_host_create_context(EphyrScreenInfo ephyr_screen)
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{
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Display *dpy = hostx_get_display();
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int attribs[] = {GLX_RGBA,
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GLX_RED_SIZE, 1,
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GLX_GREEN_SIZE, 1,
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GLX_BLUE_SIZE, 1,
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None};
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XVisualInfo *visual_info;
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GLXContext ctx;
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visual_info = glXChooseVisual(dpy, DefaultScreen(dpy), attribs);
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if (visual_info == NULL)
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errx(1, "Couldn't get RGB visual\n");
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ctx = glXCreateContext(dpy, visual_info, NULL, True);
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if (ctx == NULL)
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errx(1, "glXCreateContext failed\n");
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glXMakeCurrent(dpy, hostx_get_window(DefaultScreen(dpy)), ctx);
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XFree(visual_info);
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}
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