Tests the GLX_SWAP_COPY_OML swapbuffer mode. Very similar to the
glx-swap-exchange test.
Signed-off-by: Thomas Hellstrom <thellst...@vmware.com>
---
tests/glx/CMakeLists.gl.txt | 1 +
tests/glx/glx-swap-copy.c | 143 ++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 144 insertions(+)
create mode 100644 tests/glx/glx-swap-copy.c
diff --git a/tests/glx/CMakeLists.gl.txt b/tests/glx/CMakeLists.gl.txt
index 1e1c684..575e99b 100644
--- a/tests/glx/CMakeLists.gl.txt
+++ b/tests/glx/CMakeLists.gl.txt
@@ -52,6 +52,7 @@ IF(PIGLIT_BUILD_GLX_TESTS)
piglit_add_executable (glx-swap-event glx-swap-event.c)
piglit_add_executable (glx-make-glxdrawable-current
glx-make-glxdrawable-current.c)
piglit_add_executable (glx-swap-exchange glx-swap-exchange.c)
+ piglit_add_executable (glx-swap-copy glx-swap-copy.c)
piglit_add_executable (glx-swap-pixmap glx-swap-pixmap.c)
piglit_add_executable (glx-swap-pixmap-bad glx-swap-pixmap-bad.c)
piglit_add_executable (glx-swap-singlebuffer glx-swap-singlebuffer.c)
diff --git a/tests/glx/glx-swap-copy.c b/tests/glx/glx-swap-copy.c
new file mode 100644
index 0000000..3bb1791
--- /dev/null
+++ b/tests/glx/glx-swap-copy.c
@@ -0,0 +1,143 @@
+/*
+ * Copyright © 2010 Intel Corporation
+ * Copyright © 2010 VMWare Inc.
+ *
+ * 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.
+ *
+ * Authors:
+ * Eric Anholt <e...@anholt.net>
+ * Thomas Hellstrom <thellst...@vmware.com>
+ *
+ */
+
+/** @file glx-swap-copy.c
+ *
+ * Test that GLX_SWAP_COPY_OML does in fact cause the back buffer to get
+ * preserved on swap.
+ */
+
+#include "piglit-util-gl.h"
+#include "piglit-glx-util.h"
+
+int piglit_width = 50, piglit_height = 50;
+static Display *dpy;
+static XVisualInfo *visinfo;
+static GLXFBConfig *config;
+static GLXContext ctx;
+static GLXWindow gwin;
+
+enum piglit_result
+draw(Display *dpy)
+{
+ GLboolean pass = GL_TRUE;
+ static const float red[] = {1.0, 0.0, 0.0, 0.5};
+
+ glXMakeContextCurrent(dpy, gwin, gwin, ctx);
+ glClearColor(1.0, 0.0, 0.0, 0.5);
+ glClear(GL_COLOR_BUFFER_BIT);
+ glXMakeContextCurrent(dpy, None, None, NULL);
+ glXSwapBuffers(dpy, gwin);
+ glXSwapBuffers(dpy, gwin);
+ glXSwapBuffers(dpy, gwin);
+ glXMakeContextCurrent(dpy, gwin, gwin, ctx);
+ glReadBuffer(GL_BACK);
+ pass = piglit_probe_pixel_rgba(0, 0, red);
+ if (pass) {
+ glReadBuffer(GL_FRONT);
+ pass = piglit_probe_pixel_rgb(0, 0, red);
+ }
+
+ return pass ? PIGLIT_PASS : PIGLIT_FAIL;
+}
+
+
+static GLXFBConfig *
+piglit_get_swap_copy_config(Display *dpy)
+{
+ GLXFBConfig *fbc;
+ int nele;
+ int attrib[] = {
+ GLX_RENDER_TYPE, GLX_RGBA_BIT,
+ GLX_RED_SIZE, 8,
+ GLX_GREEN_SIZE, 8,
+ GLX_BLUE_SIZE, 8,
+ GLX_ALPHA_SIZE, 8,
+ GLX_SWAP_METHOD_OML, GLX_SWAP_COPY_OML,
+ GLX_DOUBLEBUFFER, True,
+ None
+ };
+ int screen = DefaultScreen(dpy);
+
+ fbc = glXChooseFBConfig(dpy, screen, attrib, &nele);
+ if (fbc == NULL) {
+ fprintf(stderr,
+ "Couldn't get a GLX_SWAP_COPY_OML, RGBA, "
+ "double-buffered fbconfig\n");
+ piglit_report_result(PIGLIT_SKIP);
+ exit(1);
+ }
+
+ return fbc;
+}
+
+int
+main(int argc, char **argv)
+{
+ int i;
+ const char *glx_extension_list;
+ static Window win;
+
+ for(i = 1; i < argc; ++i) {
+ if (!strcmp(argv[i], "-auto"))
+ piglit_automatic = 1;
+ else
+ fprintf(stderr, "Unknown option: %s\n", argv[i]);
+ }
+
+ dpy = XOpenDisplay(NULL);
+ if (dpy == NULL) {
+ fprintf(stderr, "couldn't open display\n");
+ piglit_report_result(PIGLIT_FAIL);
+ }
+
+ glx_extension_list = glXQueryExtensionsString(dpy, DefaultScreen(dpy));
+ if (strstr(glx_extension_list, "GLX_OML_swap_method") == NULL) {
+ printf("Requires GLX_OML_swap_method\n");
+ piglit_report_result(PIGLIT_SKIP);
+ }
+
+ config = piglit_get_swap_copy_config(dpy);
+ visinfo = glXGetVisualFromFBConfig(dpy, config[0]);
+ if (!visinfo) {
+ printf("Error: couldn't create a visual from fbconfig.\n");
+ piglit_report_result(PIGLIT_FAIL);
+ }
+
+ win = piglit_get_glx_window(dpy, visinfo);
+ XMapWindow(dpy, win);
+ gwin = glXCreateWindow(dpy, config[0], win, NULL);
+ ctx = glXCreateNewContext(dpy, config[0], GLX_RGBA_TYPE, 0, GL_TRUE);
+ glXMakeContextCurrent(dpy, gwin, gwin, ctx);
+ piglit_dispatch_default_init(PIGLIT_DISPATCH_GL);
+
+ piglit_glx_event_loop(dpy, draw);
+
+ return 0;
+}
--
2.7.4
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