arb_shader_atomic_counters: Test the buffer binding API functions.

3 files changed, 161 insertions, 0 deletions

diff --git a/tests/all.tests b/tests/all.tests
index b9ec52bd6..171f3050e 100644
--- a/tests/all.tests
+++ b/tests/all.tests
@@ -3172,6 +3172,7 @@ import_glsl_parser_tests(spec['ARB_shader_atomic_counters'],
 			 [''])
 arb_shader_atomic_counters['active-counters'] = concurrent_test('arb_shader_atomic_counters-active-counters')
 arb_shader_atomic_counters['array-indexing'] = concurrent_test('arb_shader_atomic_counters-array-indexing')
+arb_shader_atomic_counters['buffer-binding'] = concurrent_test('arb_shader_atomic_counters-buffer-binding')
 
 profile.tests['hiz'] = hiz
 profile.tests['fast_color_clear'] = fast_color_clear
diff --git a/tests/spec/arb_shader_atomic_counters/CMakeLists.gl.txt b/tests/spec/arb_shader_atomic_counters/CMakeLists.gl.txt
index 83e38ecea..93dec7d16 100644
--- a/tests/spec/arb_shader_atomic_counters/CMakeLists.gl.txt
+++ b/tests/spec/arb_shader_atomic_counters/CMakeLists.gl.txt
@@ -12,5 +12,6 @@ link_libraries (
 
 add_executable (arb_shader_atomic_counters-active-counters active-counters.c common.c)
 add_executable (arb_shader_atomic_counters-array-indexing array-indexing.c common.c)
+add_executable (arb_shader_atomic_counters-buffer-binding buffer-binding.c common.c)
 
 # vim: ft=cmake:
diff --git a/tests/spec/arb_shader_atomic_counters/buffer-binding.c b/tests/spec/arb_shader_atomic_counters/buffer-binding.c
new file mode 100644
index 000000000..89af96167
--- /dev/null
+++ b/tests/spec/arb_shader_atomic_counters/buffer-binding.c
@@ -0,0 +1,159 @@
+/*
+ * 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 buffer-binding.c
+ *
+ * Test that glBindBufferBase() and glBindBufferRange() have the
+ * necessary error checking for atomic counter buffers and that they
+ * update the buffer metadata correctly.
+ */
+
+#include "common.h"
+
+#define L 1
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+        config.supports_gl_core_version = 31;
+
+        config.window_width = L;
+        config.window_height = L;
+        config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+static bool
+run_test_bind_at(unsigned i)
+{
+        GLuint buffer;
+
+        glGenBuffers(1, &buffer);
+
+        glBindBufferBase(GL_ATOMIC_COUNTER_BUFFER, i, buffer);
+        if (glGetError())
+                return false;
+
+        glBufferData(GL_ATOMIC_COUNTER_BUFFER, 4, NULL, GL_STATIC_DRAW);
+        glDeleteBuffers(1, &buffer);
+
+        return !glGetError();
+}
+
+static bool
+run_test_bind_range(unsigned i)
+{
+        GLuint buffer;
+        GLint binding;
+        GLint start, size;
+
+        glGenBuffers(1, &buffer);
+
+        glBindBufferBase(GL_ATOMIC_COUNTER_BUFFER, i, buffer);
+        if (!piglit_check_gl_error(GL_NO_ERROR)) {
+                printf("Initial buffer binding failed.\n");
+                return false;
+        }
+
+        glBufferData(GL_ATOMIC_COUNTER_BUFFER, 16, NULL, GL_STATIC_DRAW);
+
+        glBindBufferRange(GL_ATOMIC_COUNTER_BUFFER, i, buffer, 6, 5);
+        if (!piglit_check_gl_error(GL_INVALID_VALUE)) {
+                printf("Misaligned buffer range binding didn't generate a"
+                       " GL_INVALID_VALUE error.\n");
+                return false;
+        }
+
+        glBindBufferRange(GL_ATOMIC_COUNTER_BUFFER, i, buffer, 8, 5);
+        if (!piglit_check_gl_error(GL_NO_ERROR)) {
+                printf("Buffer range binding failed.\n");
+                return false;
+        }
+
+        glGetIntegerv(GL_ATOMIC_COUNTER_BUFFER_BINDING, &binding);
+        if (!piglit_check_gl_error(GL_NO_ERROR) ||
+            binding != buffer) {
+                printf("Unexpected generic counter buffer binding: 0x%x.\n",
+                       binding);
+                return false;
+        }
+
+        glGetIntegeri_v(GL_ATOMIC_COUNTER_BUFFER_BINDING, i, &binding);
+        if (!piglit_check_gl_error(GL_NO_ERROR) ||
+            binding != buffer) {
+                printf("Unexpected counter buffer binding %d: 0x%x.\n",
+                       i, binding);
+                return false;
+        }
+
+        glGetIntegeri_v(GL_ATOMIC_COUNTER_BUFFER_START, i, &start);
+        if (!piglit_check_gl_error(GL_NO_ERROR) ||
+            start != 8) {
+                printf("Unexpected counter buffer offset 0x%x.\n",
+                       (unsigned)start);
+                return false;
+        }
+
+        glGetIntegeri_v(GL_ATOMIC_COUNTER_BUFFER_SIZE, i, &size);
+        if (!piglit_check_gl_error(GL_NO_ERROR) ||
+            size != 5) {
+                printf("Unexpected counter buffer size: 0x%x.\n",
+                       (unsigned)size);
+                return false;
+        }
+
+        glDeleteBuffers(1, &buffer);
+
+        return true;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+        struct atomic_counters_limits ls = atomic_counters_get_limits();
+        enum piglit_result status = PIGLIT_PASS;
+
+        piglit_require_gl_version(31);
+        piglit_require_extension("GL_ARB_shader_atomic_counters");
+
+        atomic_counters_subtest(&status, GL_NONE,
+                                "Atomic buffer binding below the "
+                                "implementation limit",
+                                run_test_bind_at, ls.bindings - 1);
+
+        atomic_counters_subtest(&status, GL_NONE,
+                                "Atomic buffer binding above the "
+                                "implementation limit",
+                                !run_test_bind_at, ls.bindings);
+
+        atomic_counters_subtest(&status, GL_NONE,
+                                "Atomic buffer range binding",
+                                run_test_bind_range, ls.bindings - 1);
+
+        piglit_report_result(status);
+}
+
+enum piglit_result
+piglit_display(void)
+{
+        return PIGLIT_PASS;
+}