[PATCH 1/6] xephyr: Build support for rendering with glamor using a -glamor option.
Eric Anholt
eric at anholt.net
Mon Feb 24 17:47:38 PST 2014
v2: Avoid making the Ximage for the screen that we'll never use, and
drive the screen pixmap creation for glamor ourselves.
Signed-off-by: Eric Anholt <eric at anholt.net>
Reviewed-by: Keith Packard <keithp at keithp.com> (v1)
---
configure.ac | 3 +
glamor/glamor.c | 11 ++
glamor/glamor.h | 2 +
hw/kdrive/ephyr/Makefile.am | 20 ++-
hw/kdrive/ephyr/ephyr.c | 42 ++++--
hw/kdrive/ephyr/ephyr.h | 14 ++
hw/kdrive/ephyr/ephyr_glamor_glx.c | 292 +++++++++++++++++++++++++++++++++++++
hw/kdrive/ephyr/ephyr_glamor_glx.h | 62 ++++++++
hw/kdrive/ephyr/ephyrinit.c | 14 ++
hw/kdrive/ephyr/hostx.c | 126 +++++++++++++++-
10 files changed, 570 insertions(+), 16 deletions(-)
create mode 100644 hw/kdrive/ephyr/ephyr_glamor_glx.c
create mode 100644 hw/kdrive/ephyr/ephyr_glamor_glx.h
diff --git a/configure.ac b/configure.ac
index 0fb2fc3..5934950 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2319,6 +2319,9 @@ if test "$KDRIVE" = yes; then
if test "x$DRI" = xyes && test "x$GLX" = xyes; then
XEPHYR_REQUIRED_LIBS="$XEPHYR_REQUIRED_LIBS libdrm xcb-glx xcb-xf86dri > 1.6"
fi
+ if test "x$GLAMOR" = xyes; then
+ XEPHYR_REQUIRED_LIBS="$XEPHYR_REQUIRED_LIBS x11-xcb"
+ fi
if test "x$XEPHYR" = xauto; then
PKG_CHECK_MODULES(XEPHYR, $XEPHYR_REQUIRED_LIBS, [XEPHYR="yes"], [XEPHYR="no"])
diff --git a/glamor/glamor.c b/glamor/glamor.c
index 7d8228c..85fd560 100644
--- a/glamor/glamor.c
+++ b/glamor/glamor.c
@@ -123,6 +123,17 @@ glamor_set_screen_pixmap(PixmapPtr screen_pixmap, PixmapPtr *back_pixmap)
glamor_priv->back_pixmap = back_pixmap;
}
+uint32_t
+glamor_get_pixmap_texture(PixmapPtr pixmap)
+{
+ glamor_pixmap_private *pixmap_priv = glamor_get_pixmap_private(pixmap);
+
+ if (pixmap_priv->type != GLAMOR_TEXTURE_ONLY)
+ return 0;
+
+ return pixmap_priv->base.fbo->tex;
+}
+
PixmapPtr
glamor_create_pixmap(ScreenPtr screen, int w, int h, int depth,
unsigned int usage)
diff --git a/glamor/glamor.h b/glamor/glamor.h
index eec6872..08ffd26 100644
--- a/glamor/glamor.h
+++ b/glamor/glamor.h
@@ -124,6 +124,8 @@ extern _X_EXPORT Bool glamor_close_screen(ScreenPtr screen);
extern _X_EXPORT void glamor_set_screen_pixmap(PixmapPtr screen_pixmap,
PixmapPtr *back_pixmap);
+extern _X_EXPORT uint32_t glamor_get_pixmap_texture(PixmapPtr pixmap);
+
/* @glamor_glyphs_init: Initialize glyphs internal data structures.
*
* @pScreen: Current screen pointer.
diff --git a/hw/kdrive/ephyr/Makefile.am b/hw/kdrive/ephyr/Makefile.am
index 6b790fd..040993c 100644
--- a/hw/kdrive/ephyr/Makefile.am
+++ b/hw/kdrive/ephyr/Makefile.am
@@ -27,12 +27,20 @@ AM_CPPFLAGS = \
@XEPHYR_INCS@ \
@XEPHYR_CFLAGS@ \
-I$(top_srcdir) \
+ -I$(top_srcdir)/glamor \
-I$(top_srcdir)/exa
if XV
XV_SRCS = ephyrvideo.c
endif
+if GLAMOR
+GLAMOR_SRCS = \
+ ephyr_glamor_glx.c \
+ ephyr_glamor_glx.h \
+ ()
+endif
+
if DRI
DRI_SRCS = \
ephyrdriext.c \
@@ -59,14 +67,24 @@ Xephyr_SOURCES = \
hostx.h \
$(XV_SRCS) \
$(DRI_SRCS) \
+ $(GLAMOR_SRCS) \
$()
+if GLAMOR
+AM_CPPFLAGS += $(XLIB_CFLAGS)
+XEPHYR_GLAMOR_LIB = \
+ $(top_builddir)/glamor/libglamor.la \
+ $(top_builddir)/glamor/libglamor_egl_stubs.la \
+ $()
+endif
+
Xephyr_LDADD = \
$(top_builddir)/exa/libexa.la \
+ $(XEPHYR_GLAMOR_LIB) \
@KDRIVE_LIBS@ \
@XEPHYR_LIBS@
-Xephyr_DEPENDENCIES = @KDRIVE_LOCAL_LIBS@
+Xephyr_DEPENDENCIES = @KDRIVE_LOCAL_LIBS@ $(XEPHYR_GLAMOR_LIB)
Xephyr_LDFLAGS = $(LD_EXPORT_SYMBOLS_FLAG)
diff --git a/hw/kdrive/ephyr/ephyr.c b/hw/kdrive/ephyr/ephyr.c
index 9681273..75a6fcb 100644
--- a/hw/kdrive/ephyr/ephyr.c
+++ b/hw/kdrive/ephyr/ephyr.c
@@ -43,9 +43,15 @@
#include "ephyrglxext.h"
#endif /* XF86DRI */
+#ifdef GLAMOR
+#include "glamor.h"
+#endif
+#include "ephyr_glamor_glx.h"
+
#include "xkbsrv.h"
extern int KdTsPhyScreen;
+extern Bool ephyr_glamor;
KdKeyboardInfo *ephyrKbd;
KdPointerInfo *ephyrMouse;
@@ -326,15 +332,19 @@ ephyrInternalDamageRedisplay(ScreenPtr pScreen)
int nbox;
BoxPtr pbox;
- nbox = RegionNumRects(pRegion);
- pbox = RegionRects(pRegion);
-
- while (nbox--) {
- hostx_paint_rect(screen,
- pbox->x1, pbox->y1,
- pbox->x1, pbox->y1,
- pbox->x2 - pbox->x1, pbox->y2 - pbox->y1);
- pbox++;
+ if (ephyr_glamor) {
+ ephyr_glamor_damage_redisplay(scrpriv->glamor, pRegion);
+ } else {
+ nbox = RegionNumRects(pRegion);
+ pbox = RegionRects(pRegion);
+
+ while (nbox--) {
+ hostx_paint_rect(screen,
+ pbox->x1, pbox->y1,
+ pbox->x1, pbox->y1,
+ pbox->x2 - pbox->x1, pbox->y2 - pbox->y1);
+ pbox++;
+ }
}
DamageEmpty(scrpriv->pDamage);
}
@@ -662,6 +672,7 @@ ephyrInitScreen(ScreenPtr pScreen)
return TRUE;
}
+
Bool
ephyrFinishInitScreen(ScreenPtr pScreen)
{
@@ -679,6 +690,12 @@ ephyrFinishInitScreen(ScreenPtr pScreen)
return TRUE;
}
+/**
+ * Called by kdrive after calling down the
+ * pScreen->CreateScreenResources() chain, this gives us a chance to
+ * make any pixmaps after the screen and all extensions have been
+ * initialized.
+ */
Bool
ephyrCreateResources(ScreenPtr pScreen)
{
@@ -693,8 +710,13 @@ ephyrCreateResources(ScreenPtr pScreen)
return KdShadowSet(pScreen,
scrpriv->randr,
ephyrShadowUpdate, ephyrWindowLinear);
- else
+ else {
+#ifdef GLAMOR
+ if (ephyr_glamor)
+ ephyr_glamor_create_screen_resources(pScreen);
+#endif
return ephyrSetInternalDamage(pScreen);
+ }
}
void
diff --git a/hw/kdrive/ephyr/ephyr.h b/hw/kdrive/ephyr/ephyr.h
index 73fdb59..34ce460 100644
--- a/hw/kdrive/ephyr/ephyr.h
+++ b/hw/kdrive/ephyr/ephyr.h
@@ -80,6 +80,12 @@ typedef struct _ephyrScrPriv {
KdScreenInfo *screen;
int mynum; /* Screen number */
+
+ /**
+ * Per-screen Xlib-using state for glamor (private to
+ * ephyr_glamor_glx.c)
+ */
+ struct ephyr_glamor *glamor;
} EphyrScrPriv;
extern KdCardFuncs ephyrFuncs;
@@ -203,6 +209,14 @@ void
void
ephyrDrawFini(ScreenPtr pScreen);
+/* hostx.c glamor support */
+Bool ephyr_glamor_init(ScreenPtr pScreen);
+Bool ephyr_glamor_create_screen_resources(ScreenPtr pScreen);
+void ephyr_glamor_enable(ScreenPtr pScreen);
+void ephyr_glamor_disable(ScreenPtr pScreen);
+void ephyr_glamor_fini(ScreenPtr pScreen);
+void ephyr_glamor_host_paint_rect(ScreenPtr pScreen);
+
/*ephyvideo.c*/
Bool ephyrInitVideo(ScreenPtr pScreen);
diff --git a/hw/kdrive/ephyr/ephyr_glamor_glx.c b/hw/kdrive/ephyr/ephyr_glamor_glx.c
new file mode 100644
index 0000000..a937c1a
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyr_glamor_glx.c
@@ -0,0 +1,292 @@
+/*
+ * Copyright © 2013 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+/** @file ephyr_glamor_glx.c
+ *
+ * Separate file for hiding Xlib and GLX-using parts of xephyr from
+ * the rest of the server-struct-aware build.
+ */
+
+#include <stdlib.h>
+#include <X11/Xlib.h>
+#include <X11/Xlib-xcb.h>
+#include <xcb/xcb_aux.h>
+#include <pixman.h>
+#include <epoxy/glx.h>
+#include "ephyr_glamor_glx.h"
+#include "os.h"
+
+/** @{
+ *
+ * global state for Xephyr with glamor.
+ *
+ * Xephyr can render with multiple windows, but all the windows have
+ * to be on the same X connection and all have to have the same
+ * visual.
+ */
+static Display *dpy;
+static XVisualInfo *visual_info;
+static GLXFBConfig fb_config;
+/** @} */
+
+/**
+ * Per-screen state for Xephyr with glamor.
+ */
+struct ephyr_glamor {
+ GLXContext ctx;
+ Window win;
+ GLXWindow glx_win;
+
+ GLuint tex;
+
+ GLuint texture_shader;
+ GLuint texture_shader_position_loc;
+ GLuint texture_shader_texcoord_loc;
+};
+
+static GLint
+ephyr_glamor_compile_glsl_prog(GLenum type, const char *source)
+{
+ GLint ok;
+ GLint prog;
+
+ prog = glCreateShader(type);
+ glShaderSource(prog, 1, (const GLchar **) &source, NULL);
+ glCompileShader(prog);
+ glGetShaderiv(prog, GL_COMPILE_STATUS, &ok);
+ if (!ok) {
+ GLchar *info;
+ GLint size;
+
+ glGetShaderiv(prog, GL_INFO_LOG_LENGTH, &size);
+ info = malloc(size);
+ if (info) {
+ glGetShaderInfoLog(prog, size, NULL, info);
+ ErrorF("Failed to compile %s: %s\n",
+ type == GL_FRAGMENT_SHADER ? "FS" : "VS", info);
+ ErrorF("Program source:\n%s", source);
+ free(info);
+ }
+ else
+ ErrorF("Failed to get shader compilation info.\n");
+ FatalError("GLSL compile failure\n");
+ }
+
+ return prog;
+}
+
+static GLuint
+ephyr_glamor_build_glsl_prog(GLuint vs, GLuint fs)
+{
+ GLint ok;
+ GLuint prog;
+
+ prog = glCreateProgram();
+ glAttachShader(prog, vs);
+ glAttachShader(prog, fs);
+
+ glLinkProgram(prog);
+ glGetProgramiv(prog, GL_LINK_STATUS, &ok);
+ if (!ok) {
+ GLchar *info;
+ GLint size;
+
+ glGetProgramiv(prog, GL_INFO_LOG_LENGTH, &size);
+ info = malloc(size);
+
+ glGetProgramInfoLog(prog, size, NULL, info);
+ ErrorF("Failed to link: %s\n", info);
+ FatalError("GLSL link failure\n");
+ }
+
+ return prog;
+}
+
+static void
+ephyr_glamor_setup_texturing_shader(struct ephyr_glamor *glamor)
+{
+ const char *vs_source =
+ "attribute vec2 texcoord;\n"
+ "attribute vec2 position;\n"
+ "varying vec2 t;\n"
+ "\n"
+ "void main()\n"
+ "{\n"
+ " t = texcoord;\n"
+ " gl_Position = vec4(position, 0, 1);\n"
+ "}\n";
+
+ const char *fs_source =
+ "varying vec2 t;\n"
+ "uniform sampler2D s; /* initially 0 */\n"
+ "\n"
+ "void main()\n"
+ "{\n"
+ " gl_FragColor = texture2D(s, t);\n"
+ "}\n";
+
+ GLuint fs, vs, prog;
+
+ vs = ephyr_glamor_compile_glsl_prog(GL_VERTEX_SHADER, vs_source);
+ fs = ephyr_glamor_compile_glsl_prog(GL_FRAGMENT_SHADER, fs_source);
+ prog = ephyr_glamor_build_glsl_prog(vs, fs);
+
+ glamor->texture_shader = prog;
+ glamor->texture_shader_position_loc = glGetAttribLocation(prog, "position");
+ assert(glamor->texture_shader_position_loc != -1);
+ glamor->texture_shader_texcoord_loc = glGetAttribLocation(prog, "texcoord");
+ assert(glamor->texture_shader_texcoord_loc != -1);
+}
+
+xcb_connection_t *
+ephyr_glamor_connect(void)
+{
+ dpy = XOpenDisplay(NULL);
+ if (!dpy)
+ return NULL;
+
+ XSetEventQueueOwner(dpy, XCBOwnsEventQueue);
+
+ return XGetXCBConnection(dpy);
+}
+
+void
+ephyr_glamor_set_texture(struct ephyr_glamor *glamor, uint32_t tex)
+{
+ glamor->tex = tex;
+}
+
+void
+ephyr_glamor_damage_redisplay(struct ephyr_glamor *glamor,
+ struct pixman_region16 *damage)
+{
+ /* Redraw the whole screen, since glXSwapBuffers leaves the back
+ * buffer undefined.
+ */
+ static const float position[] = {
+ -1, -1,
+ 1, -1,
+ 1, 1,
+ -1, 1,
+ };
+ static const float texcoords[] = {
+ 0, 1,
+ 1, 1,
+ 1, 0,
+ 0, 0,
+ };
+
+ glXMakeCurrent(dpy, glamor->glx_win, glamor->ctx);
+
+ glBindFramebuffer(GL_FRAMEBUFFER, 0);
+ glUseProgram(glamor->texture_shader);
+
+ glVertexAttribPointer(glamor->texture_shader_position_loc,
+ 2, GL_FLOAT, FALSE, 0, position);
+ glVertexAttribPointer(glamor->texture_shader_texcoord_loc,
+ 2, GL_FLOAT, FALSE, 0, texcoords);
+ glEnableVertexAttribArray(glamor->texture_shader_position_loc);
+ glEnableVertexAttribArray(glamor->texture_shader_texcoord_loc);
+
+ glActiveTexture(GL_TEXTURE0);
+ glBindTexture(GL_TEXTURE_2D, glamor->tex);
+ glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
+
+ glDisableVertexAttribArray(glamor->texture_shader_position_loc);
+ glDisableVertexAttribArray(glamor->texture_shader_texcoord_loc);
+
+ glXSwapBuffers(dpy, glamor->glx_win);
+}
+
+struct ephyr_glamor *
+ephyr_glamor_glx_screen_init(xcb_window_t win)
+{
+ GLXContext ctx;
+ struct ephyr_glamor *glamor;
+ GLXWindow glx_win;
+
+ glamor = calloc(1, sizeof(struct ephyr_glamor));
+ if (!glamor) {
+ FatalError("malloc");
+ return NULL;
+ }
+
+ glx_win = glXCreateWindow(dpy, fb_config, win, NULL);
+
+ ctx = glXCreateContext(dpy, visual_info, NULL, True);
+ if (ctx == NULL)
+ FatalError("glXCreateContext failed\n");
+
+ if (!glXMakeCurrent(dpy, glx_win, ctx))
+ FatalError("glXMakeCurrent failed\n");
+
+ glamor->ctx = ctx;
+ glamor->win = win;
+ glamor->glx_win = glx_win;
+ ephyr_glamor_setup_texturing_shader(glamor);
+
+ return glamor;
+}
+
+void
+ephyr_glamor_glx_screen_fini(struct ephyr_glamor *glamor)
+{
+ glXMakeCurrent(dpy, None, NULL);
+ glXDestroyContext(dpy, glamor->ctx);
+ glXDestroyWindow(dpy, glamor->glx_win);
+
+ free(glamor);
+}
+
+xcb_visualtype_t *
+ephyr_glamor_get_visual(void)
+{
+ xcb_screen_t *xscreen =
+ xcb_aux_get_screen(XGetXCBConnection(dpy), DefaultScreen(dpy));
+ int attribs[] = {
+ GLX_RENDER_TYPE, GLX_RGBA_BIT,
+ GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
+ GLX_RED_SIZE, 1,
+ GLX_GREEN_SIZE, 1,
+ GLX_BLUE_SIZE, 1,
+ GLX_DOUBLEBUFFER, 1,
+ None
+ };
+ int event_base = 0, error_base = 0, nelements;
+ GLXFBConfig *fbconfigs;
+
+ if (!glXQueryExtension (dpy, &error_base, &event_base))
+ FatalError("Couldn't find GLX extension\n");
+
+ fbconfigs = glXChooseFBConfig(dpy, DefaultScreen(dpy), attribs, &nelements);
+ if (!nelements)
+ FatalError("Couldn't choose an FBConfig\n");
+ fb_config = fbconfigs[0];
+ free(fbconfigs);
+
+ visual_info = glXGetVisualFromFBConfig(dpy, fb_config);
+ if (visual_info == NULL)
+ FatalError("Couldn't get RGB visual\n");
+
+ return xcb_aux_find_visual_by_id(xscreen, visual_info->visualid);
+}
diff --git a/hw/kdrive/ephyr/ephyr_glamor_glx.h b/hw/kdrive/ephyr/ephyr_glamor_glx.h
new file mode 100644
index 0000000..950beff
--- /dev/null
+++ b/hw/kdrive/ephyr/ephyr_glamor_glx.h
@@ -0,0 +1,62 @@
+/*
+ * Copyright © 2013 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+/**
+ * ephyr_glamor_glx.h
+ *
+ * Prototypes exposed by ephyr_glamor_glx.c, without including any
+ * server headers.
+ */
+
+#include <xcb/xcb.h>
+#include "dix-config.h"
+
+struct ephyr_glamor;
+struct pixman_region16;
+
+xcb_connection_t *
+ephyr_glamor_connect(void);
+
+void
+ephyr_glamor_set_texture(struct ephyr_glamor *ephyr_glamor, uint32_t tex);
+
+xcb_visualtype_t *
+ephyr_glamor_get_visual(void);
+
+struct ephyr_glamor *
+ephyr_glamor_glx_screen_init(xcb_window_t win);
+
+void
+ephyr_glamor_glx_screen_fini(struct ephyr_glamor *glamor);
+
+#ifdef GLAMOR
+void
+ephyr_glamor_damage_redisplay(struct ephyr_glamor *glamor,
+ struct pixman_region16 *damage);
+#else
+static inline void
+ephyr_glamor_damage_redisplay(struct ephyr_glamor *glamor,
+ struct pixman_region16 *damage)
+{
+}
+#endif
diff --git a/hw/kdrive/ephyr/ephyrinit.c b/hw/kdrive/ephyr/ephyrinit.c
index 3230e70..807e717 100644
--- a/hw/kdrive/ephyr/ephyrinit.c
+++ b/hw/kdrive/ephyr/ephyrinit.c
@@ -35,6 +35,7 @@ extern Bool EphyrWantGrayScale;
extern Bool EphyrWantResize;
extern Bool kdHasPointer;
extern Bool kdHasKbd;
+extern Bool ephyr_glamor;
#ifdef GLXEXT
extern Bool ephyrNoDRI;
@@ -138,6 +139,9 @@ ddxUseMsg(void)
ErrorF("-fullscreen Attempt to run Xephyr fullscreen\n");
ErrorF("-grayscale Simulate 8bit grayscale\n");
ErrorF("-resizeable Make Xephyr windows resizeable\n");
+#ifdef GLAMOR
+ ErrorF("-glamor Enable 2D acceleration using glamor\n");
+#endif
ErrorF
("-fakexa Simulate acceleration using software rendering\n");
ErrorF("-verbosity <level> Set log verbosity level\n");
@@ -241,6 +245,16 @@ ddxProcessArgument(int argc, char **argv, int i)
EphyrWantResize = 1;
return 1;
}
+#ifdef GLAMOR
+ else if (!strcmp (argv[i], "-glamor")) {
+ ephyr_glamor = TRUE;
+ ephyrFuncs.initAccel = ephyr_glamor_init;
+ ephyrFuncs.enableAccel = ephyr_glamor_enable;
+ ephyrFuncs.disableAccel = ephyr_glamor_disable;
+ ephyrFuncs.finiAccel = ephyr_glamor_fini;
+ return 1;
+ }
+#endif
else if (!strcmp(argv[i], "-fakexa")) {
ephyrFuncs.initAccel = ephyrDrawInit;
ephyrFuncs.enableAccel = ephyrDrawEnable;
diff --git a/hw/kdrive/ephyr/hostx.c b/hw/kdrive/ephyr/hostx.c
index 44ad8e2..19c2ed2 100644
--- a/hw/kdrive/ephyr/hostx.c
+++ b/hw/kdrive/ephyr/hostx.c
@@ -36,6 +36,7 @@
#include <string.h> /* for memset */
#include <errno.h>
#include <time.h>
+#include <err.h>
#include <sys/ipc.h>
#include <sys/shm.h>
@@ -54,6 +55,11 @@
#include <xcb/xf86dri.h>
#include <xcb/glx.h>
#endif /* XF86DRI */
+#ifdef GLAMOR
+#include <epoxy/gl.h>
+#include "glamor.h"
+#include "ephyr_glamor_glx.h"
+#endif
#include "ephyrlog.h"
#include "ephyr.h"
@@ -90,6 +96,7 @@ extern Bool EphyrWantResize;
char *ephyrResName = NULL;
int ephyrResNameFromCmd = 0;
char *ephyrTitle = NULL;
+Bool ephyr_glamor = FALSE;
static void
hostx_set_fullscreen_hint(void);
@@ -302,7 +309,10 @@ hostx_init(void)
| XCB_EVENT_MASK_STRUCTURE_NOTIFY;
EPHYR_DBG("mark");
- HostX.conn = xcb_connect(NULL, &HostX.screen);
+ if (ephyr_glamor)
+ HostX.conn = ephyr_glamor_connect();
+ else
+ HostX.conn = xcb_connect(NULL, &HostX.screen);
if (xcb_connection_has_error(HostX.conn)) {
fprintf(stderr, "\nXephyr cannot open host display. Is DISPLAY set?\n");
exit(1);
@@ -312,7 +322,11 @@ hostx_init(void)
HostX.winroot = xscreen->root;
HostX.gc = xcb_generate_id(HostX.conn);
HostX.depth = xscreen->root_depth;
- HostX.visual = xcb_aux_find_visual_by_id(xscreen, xscreen->root_visual);
+ if (ephyr_glamor) {
+ HostX.visual = ephyr_glamor_get_visual();
+ } else {
+ HostX.visual = xcb_aux_find_visual_by_id(xscreen,xscreen->root_visual);
+ }
xcb_create_gc(HostX.conn, HostX.gc, HostX.winroot, 0, NULL);
cookie_WINDOW_STATE = xcb_intern_atom(HostX.conn, FALSE,
@@ -642,7 +656,7 @@ hostx_screen_init(KdScreenInfo *screen,
}
}
- if (HostX.have_shm) {
+ if (!ephyr_glamor && HostX.have_shm) {
scrpriv->ximg = xcb_image_create_native(HostX.conn,
width,
buffer_height,
@@ -677,7 +691,7 @@ hostx_screen_init(KdScreenInfo *screen,
}
}
- if (!shm_success) {
+ if (!ephyr_glamor && !shm_success) {
EPHYR_DBG("Creating image %dx%d for screen scrpriv=%p\n",
width, buffer_height, scrpriv);
scrpriv->ximg = xcb_image_create_native(HostX.conn,
@@ -711,7 +725,11 @@ hostx_screen_init(KdScreenInfo *screen,
scrpriv->win_width = width;
scrpriv->win_height = height;
- if (host_depth_matches_server(scrpriv)) {
+ if (ephyr_glamor) {
+ *bytes_per_line = 0;
+ *bits_per_pixel = 0;
+ return NULL;
+ } else if (host_depth_matches_server(scrpriv)) {
*bytes_per_line = scrpriv->ximg->stride;
*bits_per_pixel = scrpriv->ximg->bpp;
@@ -742,6 +760,21 @@ hostx_paint_rect(KdScreenInfo *screen,
EPHYR_DBG("painting in screen %d\n", scrpriv->mynum);
+ if (ephyr_glamor) {
+ BoxRec box;
+ RegionRec region;
+
+ box.x1 = dx;
+ box.y1 = dy;
+ box.x2 = dx + width;
+ box.y2 = dy + height;
+
+ RegionInit(®ion, &box, 1);
+ ephyr_glamor_damage_redisplay(scrpriv->glamor, ®ion);
+ RegionUninit(®ion);
+ return;
+ }
+
/*
* Copy the image data updated by the shadow layer
* on to the window
@@ -1170,3 +1203,86 @@ hostx_get_resource_id_peer(int a_local_resource_id, int *a_remote_resource_id)
}
#endif /* XF86DRI */
+
+#ifdef GLAMOR
+Bool
+ephyr_glamor_init(ScreenPtr screen)
+{
+ KdScreenPriv(screen);
+ KdScreenInfo *kd_screen = pScreenPriv->screen;
+ EphyrScrPriv *scrpriv = kd_screen->driver;
+
+ scrpriv->glamor = ephyr_glamor_glx_screen_init(scrpriv->win);
+
+ glamor_init(screen,
+ GLAMOR_USE_SCREEN |
+ GLAMOR_USE_PICTURE_SCREEN |
+ GLAMOR_INVERTED_Y_AXIS);
+
+ return TRUE;
+}
+
+Bool
+ephyr_glamor_create_screen_resources(ScreenPtr pScreen)
+{
+ KdScreenPriv(pScreen);
+ KdScreenInfo *kd_screen = pScreenPriv->screen;
+ EphyrScrPriv *scrpriv = kd_screen->driver;
+ PixmapPtr screen_pixmap;
+ uint32_t tex;
+
+ if (!ephyr_glamor)
+ return TRUE;
+
+ if (!glamor_glyphs_init(pScreen))
+ return FALSE;
+
+ /* kdrive's fbSetupScreen() told mi to have
+ * miCreateScreenResources() (which is called before this) make a
+ * scratch pixmap wrapping ephyr-glamor's NULL
+ * KdScreenInfo->fb.framebuffer.
+ *
+ * We want a real (texture-based) screen pixmap at this point.
+ * This is what glamor will render into, and we'll then texture
+ * out of that into the host's window to present the results.
+ *
+ * Thus, delete the current screen pixmap, and put a fresh one in.
+ */
+ screen_pixmap = pScreen->GetScreenPixmap(pScreen);
+ pScreen->DestroyPixmap(screen_pixmap);
+
+ screen_pixmap = pScreen->CreatePixmap(pScreen,
+ pScreen->width,
+ pScreen->height,
+ pScreen->rootDepth, 0);
+ pScreen->SetScreenPixmap(screen_pixmap);
+
+ /* Tell the GLX code what to GL texture to read from. */
+ tex = glamor_get_pixmap_texture(screen_pixmap);
+ ephyr_glamor_set_texture(scrpriv->glamor, tex);
+
+ return TRUE;
+}
+
+void
+ephyr_glamor_enable(ScreenPtr screen)
+{
+}
+
+void
+ephyr_glamor_disable(ScreenPtr screen)
+{
+}
+
+void
+ephyr_glamor_fini(ScreenPtr screen)
+{
+ KdScreenPriv(screen);
+ KdScreenInfo *kd_screen = pScreenPriv->screen;
+ EphyrScrPriv *scrpriv = kd_screen->driver;
+
+ glamor_fini(screen);
+ ephyr_glamor_glx_screen_fini(scrpriv->glamor);
+ scrpriv->glamor = NULL;
+}
+#endif
--
1.9.rc1
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