[Piglit] [PATCH 1/3] draw-sync: New test for IRQ handling with draw calls.

[Eric Anholt]

---
 tests/general/CMakeLists.gl.txt |    1 +
 tests/general/draw-sync.c       |   68 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 69 insertions(+), 0 deletions(-)
 create mode 100644 tests/general/draw-sync.c

diff --git a/tests/general/CMakeLists.gl.txt b/tests/general/CMakeLists.gl.txt
index 3de0d2a..0d5b64e 100644
--- a/tests/general/CMakeLists.gl.txt
+++ b/tests/general/CMakeLists.gl.txt
@@ -36,6 +36,7 @@ ENDIF (UNIX)
 add_executable (draw-elements-vs-inputs draw-elements-vs-inputs.c)
 add_executable (draw-instanced draw-instanced.c)
 add_executable (draw-instanced-divisor draw-instanced-divisor.c)
+add_executable (draw-sync draw-sync.c)
 add_executable (draw-vertices draw-vertices.c)
 add_executable (draw-vertices-half-float draw-vertices-half-float.c)
 add_executable (fog-modes fog-modes.c)
diff --git a/tests/general/draw-sync.c b/tests/general/draw-sync.c
new file mode 100644
index 0000000..5080451
--- /dev/null
+++ b/tests/general/draw-sync.c
@@ -0,0 +1,68 @@
+/*
+ * Copyright © 2011 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 draw-sync.c
+ *
+ * Test repeated readback of small draw calls.  This stresses render
+ * ring IRQ handling on the i965 driver.
+ */
+
+#include "piglit-util.h"
+#include "piglit-framework.h"
+
+int piglit_width = 64;
+int piglit_height = 64;
+int piglit_window_mode = GLUT_RGB | GLUT_DOUBLE | GLUT_ALPHA;
+
+enum piglit_result
+piglit_display(void)
+{
+	int x, y;
+	float green[4] = {0.0, 1.0, 0.0, 0.0};
+	bool pass = true;
+
+	piglit_ortho_projection(piglit_width, piglit_height, GL_FALSE);
+
+	glClearColor(1.0, 0.0, 0.0, 0.0);
+	glClear(GL_COLOR_BUFFER_BIT);
+
+	glColor4fv(green);
+
+	for (y = 0; y < piglit_height; y++) {
+		for (x = 0; x < piglit_width; x++) {
+			piglit_draw_rect(x, y, 1, 1);
+			pass = pass && piglit_probe_pixel_rgba(x, y, green);
+		}
+	}
+
+	glutSwapBuffers();
+
+	return pass ? PIGLIT_PASS : PIGLIT_FAIL;
+}
+
+
+void
+piglit_init(int argc, char **argv)
+{
+}
-- 
1.7.5.1