On 11/23/2011 02:34 AM, Yuanhan Liu wrote:
On Wed, Nov 23, 2011 at 05:27:32PM +0800, Yuanhan Liu wrote:
According opengl spec 4.2.pdf table 6.12 (Vertex Array Object State) at
page 515: the element buffer object is listed in vertex array object.

Add a testcase to test that.

Signed-off-by: Yuanhan Liu<yuanhan....@linux.intel.com>
---
  tests/all.tests                          |    1 +
  tests/general/CMakeLists.gl.txt          |    1 +
  tests/general/vao-element-array-buffer.c |   94 ++++++++++++++++++++++++++++++
  3 files changed, 96 insertions(+), 0 deletions(-)
  create mode 100644 tests/general/vao-element-array-buffer.c

diff --git a/tests/all.tests b/tests/all.tests
index 851db11..ad68d71 100644
--- a/tests/all.tests
+++ b/tests/all.tests
@@ -305,6 +305,7 @@ add_plain_test(general, 
'two-sided-lighting-separate-specular')
  add_plain_test(general, 'user-clip')
  add_plain_test(general, 'vao-01')
  add_plain_test(general, 'vao-02')
+add_plain_test(general, 'vao-element-array-buffer')
  add_plain_test(general, 'varray-disabled')
  add_plain_test(general, 'vbo-bufferdata')
  add_plain_test(general, 'vbo-map-remap')
diff --git a/tests/general/CMakeLists.gl.txt b/tests/general/CMakeLists.gl.txt
index 58cbaa1..185f59d 100644
--- a/tests/general/CMakeLists.gl.txt
+++ b/tests/general/CMakeLists.gl.txt
@@ -111,6 +111,7 @@ add_executable (user-clip user-clip.c)
  add_executable (varray-disabled varray-disabled.c)
  add_executable (vao-01 vao-01.c)
  add_executable (vao-02 vao-02.c)
+add_executable (vao-element-array-buffer vao-element-array-buffer.c)
  add_executable (vbo-map-remap vbo-map-remap.c)
  add_executable (vbo-bufferdata vbo-bufferdata.c)
  add_executable (vbo-subdata-zero vbo-subdata-zero.c)
diff --git a/tests/general/vao-element-array-buffer.c 
b/tests/general/vao-element-array-buffer.c
new file mode 100644
index 0000000..32600b8
--- /dev/null
+++ b/tests/general/vao-element-array-buffer.c
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 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.
+ *
+ * Authors:
+ *    Yuanhan Liu<yuanhan....@linux.intel.com>
+ */
+
+/**
+ * @file vao-element-buffer.c
+ *
+ * A simple test case to test that GL_ELEMENT_ARRAY_BUFFER is part of vao
+ *
+ */
+
+#include "piglit-util.h"
+
+int piglit_width = 100;
+int piglit_height = 100;
+int piglit_window_mode = GLUT_RGB | GLUT_DOUBLE;
+
+static GLuint vao;
+
+enum piglit_result
+piglit_display(void)
+{
+       GLboolean pass = GL_TRUE;
+       GLfloat expected[4] = {1, 0, 0, 1};
+
+       glClear(GL_COLOR_BUFFER_BIT);
+
+       glBindVertexArray(vao);
+
+       glColor3f(1, 0, 0);
+       glDrawElements(GL_QUADS, 4, GL_UNSIGNED_BYTE, NULL);
+       pass = piglit_probe_rect_rgba(0, 0, piglit_width, piglit_height, 
expected);
+
+       glutSwapBuffers();
+
+       return PIGLIT_PASS;

Oops, my fault, here is the new one:

--
 From 9a1da8748f0faa23f34398213ff7ee45fda6bf36 Mon Sep 17 00:00:00 2001
From: Yuanhan Liu<yuanhan....@linux.intel.com>
Date: Wed, 23 Nov 2011 17:37:33 +0800
Subject: [PATCH] Add a simple testcase to test that GL_ELEMENT_ARRAY_BUFFER
  is per vao

According opengl spec 4.2.pdf table 6.12 (Vertex Array Object State) at
page 515: the element buffer object is listed in vertex array object.

Add a testcase to test that.

v2: fix n careless 'always-return-PIGLIT_PASS' fault.

Signed-off-by: Yuanhan Liu<yuanhan....@linux.intel.com>
---
  tests/all.tests                          |    1 +
  tests/general/CMakeLists.gl.txt          |    1 +
  tests/general/vao-element-array-buffer.c |   94 ++++++++++++++++++++++++++++++
  3 files changed, 96 insertions(+), 0 deletions(-)
  create mode 100644 tests/general/vao-element-array-buffer.c

diff --git a/tests/all.tests b/tests/all.tests
index 851db11..ad68d71 100644
--- a/tests/all.tests
+++ b/tests/all.tests
@@ -305,6 +305,7 @@ add_plain_test(general, 
'two-sided-lighting-separate-specular')
  add_plain_test(general, 'user-clip')
  add_plain_test(general, 'vao-01')
  add_plain_test(general, 'vao-02')
+add_plain_test(general, 'vao-element-array-buffer')
  add_plain_test(general, 'varray-disabled')
  add_plain_test(general, 'vbo-bufferdata')
  add_plain_test(general, 'vbo-map-remap')
diff --git a/tests/general/CMakeLists.gl.txt b/tests/general/CMakeLists.gl.txt
index 58cbaa1..185f59d 100644
--- a/tests/general/CMakeLists.gl.txt
+++ b/tests/general/CMakeLists.gl.txt
@@ -111,6 +111,7 @@ add_executable (user-clip user-clip.c)
  add_executable (varray-disabled varray-disabled.c)
  add_executable (vao-01 vao-01.c)
  add_executable (vao-02 vao-02.c)
+add_executable (vao-element-array-buffer vao-element-array-buffer.c)
  add_executable (vbo-map-remap vbo-map-remap.c)
  add_executable (vbo-bufferdata vbo-bufferdata.c)
  add_executable (vbo-subdata-zero vbo-subdata-zero.c)
diff --git a/tests/general/vao-element-array-buffer.c 
b/tests/general/vao-element-array-buffer.c
new file mode 100644
index 0000000..8803bff
--- /dev/null
+++ b/tests/general/vao-element-array-buffer.c
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 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.
+ *
+ * Authors:
+ *    Yuanhan Liu<yuanhan....@linux.intel.com>
+ */
+
+/**
+ * @file vao-element-array-buffer.c
+ *
+ * A simple test case to test that GL_ELEMENT_ARRAY_BUFFER is part of vao
+ *
+ */
+
+#include "piglit-util.h"
+
+int piglit_width = 100;
+int piglit_height = 100;
+int piglit_window_mode = GLUT_RGB | GLUT_DOUBLE;
+
+static GLuint vao;
+
+enum piglit_result
+piglit_display(void)
+{
+       GLboolean pass = GL_TRUE;
+       GLfloat expected[4] = {1, 0, 0, 1};
+
+       glClear(GL_COLOR_BUFFER_BIT);
+
+       glBindVertexArray(vao);
+
+       glColor3f(1, 0, 0);
+       glDrawElements(GL_QUADS, 4, GL_UNSIGNED_BYTE, NULL);
+       pass = piglit_probe_rect_rgba(0, 0, piglit_width, piglit_height, 
expected);
+
+       glutSwapBuffers();
+
+       return pass ? PIGLIT_PASS : PIGLIT_FAIL;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+       GLuint vbo;
+       GLuint element;
+       GLfloat vertics[] = {

minor nit: s/vertics/vertices/


+               -1, -1, 0,
+                1, -1, 0,
+                1,  1, 0,
+               -1,  1, 0,
+       };
+       GLubyte indics[] = {0, 1, 2, 3};

and s/indics/indices/


+
+       piglit_require_extension("GL_ARB_vertex_array_object");
+
+       glClearColor(0, 0, 0, 1);
+
+       glGenBuffers(1,&vbo);
+       glGenBuffers(1,&element);
+
+       glGenVertexArrays(1,&vao);
+       glBindVertexArray(vao);
+
+       glBindBuffer(GL_ARRAY_BUFFER, vbo);
+       glBufferData(GL_ARRAY_BUFFER, sizeof(vertics), vertics, GL_STATIC_DRAW);
+       glVertexPointer(3, GL_FLOAT, 0, NULL);
+       glEnableClientState(GL_VERTEX_ARRAY);
+
+       glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, element);
+       glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(indics), indics, 
GL_STATIC_DRAW);
+
+       glBindVertexArray(0);
+       glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+}

Looks good otherwise.

Reviewed-by: Brian Paul <bri...@vmware.com>
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