graphics_WindowManagerGraphicsCapture test taking screenshots and comparing them to reference images.
BUG=2054
TEST=graphics_WindowManagerGraphicsCapture
Review URL: http://codereview.chromium.org/1972001
diff --git a/client/deps/glbench/src/main.h b/client/deps/glbench/src/main.h
index d103f1e..f9aa791 100644
--- a/client/deps/glbench/src/main.h
+++ b/client/deps/glbench/src/main.h
@@ -36,6 +36,7 @@
F(glShaderSource, PFNGLSHADERSOURCEPROC) \
F(glUniform1f, PFNGLUNIFORM1FPROC) \
F(glUniform1i, PFNGLUNIFORM1IPROC) \
+ F(glUniform4fv, PFNGLUNIFORM4FVPROC) \
F(glUseProgram, PFNGLUSEPROGRAMPROC) \
F(glVertexAttribPointer, PFNGLVERTEXATTRIBPOINTERPROC) \
F(glXSwapIntervalSGI, PFNGLXSWAPINTERVALSGIPROC) \
diff --git a/client/deps/glbench/src/windowmanagertest.cc b/client/deps/glbench/src/windowmanagertest.cc
index 934fb10..2fb4541 100644
--- a/client/deps/glbench/src/windowmanagertest.cc
+++ b/client/deps/glbench/src/windowmanagertest.cc
@@ -51,26 +51,31 @@
const char kVertexShader[] =
- "attribute vec4 c;"
+ "attribute vec4 vertices;"
"void main() {"
- " gl_Position = c;"
- " gl_TexCoord[0] = vec4(c.y, c.x, 0.0, 0.0);"
+ " gl_Position = vertices;"
+ " gl_TexCoord[0] = vec4(vertices.y, vertices.x, 0.0, 0.0);"
"}";
const char kFragmentShader[] =
"uniform sampler2D tex;"
+ "uniform vec4 color;"
"void main() {"
- " gl_FragColor = texture2D(tex, gl_TexCoord[0].xy);"
+ " gl_FragColor = color * texture2D(tex, gl_TexCoord[0].xy);"
"}";
-
-// If refresh is set to zero, we enable vsync. Otherwise we redraw that many
-// times a second.
-DEFINE_int32(seconds_to_run, 10, "seconds to run application for");
+// Command line flags
+DEFINE_double(screenshot1_sec, 2.f, "seconds delay before screenshot1_cmd");
+DEFINE_double(screenshot2_sec, 1.f, "seconds delay before screenshot2_cmd");
+DEFINE_string(screenshot1_cmd, "", "system command to take a screen shot 1");
+DEFINE_string(screenshot2_cmd, "", "system command to take a screen shot 2");
+DEFINE_double(cooldown_sec, 1.f, "seconds delay after all screenshots");
int main(int argc, char* argv[]) {
+ // Configure full screen
g_width = -1;
g_height = -1;
+
google::ParseCommandLineFlags(&argc, &argv, true);
if (!Init()) {
@@ -94,19 +99,64 @@
};
GLuint program = InitShaderProgram(kVertexShader, kFragmentShader);
- int attribute_index = glGetAttribLocation(program, "c");
+ int attribute_index = glGetAttribLocation(program, "vertices");
glVertexAttribPointer(attribute_index, 2, GL_FLOAT, GL_FALSE, 0, vertices);
glEnableVertexAttribArray(attribute_index);
int texture_sampler = glGetUniformLocation(program, "tex");
- glUniform1f(texture_sampler, 0);
+ glUniform1i(texture_sampler, 0);
- uint64_t wait_until_done = GetUTime() + 1000000ULL * FLAGS_seconds_to_run;
+ int display_color = glGetUniformLocation(program, "color");
+ float white[4] = {1.0f, 1.0f, 1.0f, 1.0f};
+ float blue[4] = {0.5f, 0.5f, 1.0f, 1.0f};
+
+ uint64_t last_event_time = GetUTime();
+ enum State {
+ kStateScreenShot1,
+ kStateScreenShot2,
+ kStateCooldown,
+ kStateExit
+ } state = kStateScreenShot1;
+ float seconds_delay_for_next_state[] = {
+ FLAGS_screenshot1_sec,
+ FLAGS_screenshot2_sec,
+ FLAGS_cooldown_sec,
+ 0
+ };
+
do {
+ // Draw
glClear(GL_COLOR_BUFFER_BIT);
+ if (state == kStateScreenShot1)
+ glUniform4fv(display_color, 1, white);
+ else
+ glUniform4fv(display_color, 1, blue);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
SwapBuffers();
- } while (GetUTime() < wait_until_done);
+
+ // Loop until next event
+ float seconds_since_last_event =
+ static_cast<float>(GetUTime() - last_event_time) / 1000000ULL;
+ if (seconds_since_last_event < seconds_delay_for_next_state[state])
+ continue;
+
+ // State change. Perform action.
+ switch(state) {
+ case kStateScreenShot1:
+ system(FLAGS_screenshot1_cmd.c_str());
+ break;
+ case kStateScreenShot2:
+ system(FLAGS_screenshot2_cmd.c_str());
+ break;
+ default:
+ break;
+ }
+
+ // Advance to next state
+ last_event_time = GetUTime();
+ state = static_cast<State>(state + 1);
+
+ } while (state != kStateExit);
glDeleteTextures(1, &texture);
DestroyContext();
diff --git a/client/site_tests/graphics_WindowManagerGraphicsCapture/graphics_WindowManagerGraphicsCapture.py b/client/site_tests/graphics_WindowManagerGraphicsCapture/graphics_WindowManagerGraphicsCapture.py
index 77c9ce6..b87a7dc 100644
--- a/client/site_tests/graphics_WindowManagerGraphicsCapture/graphics_WindowManagerGraphicsCapture.py
+++ b/client/site_tests/graphics_WindowManagerGraphicsCapture/graphics_WindowManagerGraphicsCapture.py
@@ -18,14 +18,42 @@
dep = 'glbench'
dep_dir = os.path.join(self.autodir, 'deps', dep)
self.job.install_pkg(dep, 'dep', dep_dir)
-
+
+ screenshot1_reference = os.path.join(self.bindir,
+ "screenshot1_reference")
+ screenshot1_generated = os.path.join(self.resultsdir,
+ "screenshot1_generated")
+ screenshot1_resized = os.path.join(self.resultsdir,
+ "screenshot1_generated_resized")
+ screenshot2_reference = os.path.join(self.bindir,
+ "screenshot2_reference")
+ screenshot2_generated = os.path.join(self.resultsdir,
+ "screenshot2_generated")
+ screenshot2_resized = os.path.join(self.resultsdir,
+ "screenshot2_generated_resized")
+
exefile = os.path.join(self.autodir, 'deps/glbench/windowmanagertest')
-
# Enable running in window manager
exefile = ('chvt 1 && DISPLAY=:0 XAUTHORITY=/home/chronos/.Xauthority '
+ exefile)
- options = "--seconds_to_run 10"
- cmd = "%s %s" % (exefile, options)
- logging.info("command launched: %s" % cmd)
- self.results = utils.system_output(cmd, retain_output=True)
+ # Delay before screenshot: 1 second has caused failures
+ options = ' --screenshot1_sec 2'
+ options += ' --screenshot2_sec 1'
+ options += ' --cooldown_sec 1'
+ options += ' --screenshot1_cmd "screenshot %s"' % screenshot1_generated
+ options += ' --screenshot2_cmd "screenshot %s"' % screenshot2_generated
+
+ utils.system(exefile + " " + options)
+
+ utils.system("convert -resize '100x100!' %s %s" %
+ (screenshot1_generated, screenshot1_resized))
+ utils.system("convert -resize '100x100!' %s %s" %
+ (screenshot2_generated, screenshot2_resized))
+ os.remove(screenshot1_generated)
+ os.remove(screenshot2_generated)
+
+ utils.system("perceptualdiff -verbose %s %s"
+ % (screenshot1_reference, screenshot1_resized))
+ utils.system("perceptualdiff -verbose %s %s"
+ % (screenshot2_reference, screenshot2_resized))
diff --git a/client/site_tests/graphics_WindowManagerGraphicsCapture/screenshot1_reference b/client/site_tests/graphics_WindowManagerGraphicsCapture/screenshot1_reference
new file mode 100644
index 0000000..8a19aa9
--- /dev/null
+++ b/client/site_tests/graphics_WindowManagerGraphicsCapture/screenshot1_reference
Binary files differ
diff --git a/client/site_tests/graphics_WindowManagerGraphicsCapture/screenshot2_reference b/client/site_tests/graphics_WindowManagerGraphicsCapture/screenshot2_reference
new file mode 100644
index 0000000..a0c1d32
--- /dev/null
+++ b/client/site_tests/graphics_WindowManagerGraphicsCapture/screenshot2_reference
Binary files differ