[Piglit] [PATCH 13/13] arb_shader_storage_buffer_object: Add test for buffer variable queries

Samuel Iglesias Gonsalvez siglesias at igalia.com
Wed May 13 23:17:25 PDT 2015


These are ARB_program_interface_query's queries specific for shader storage
buffer variables, like TOP_LEVEL_ARRAY_SIZE and TOP_LEVEL_ARRAY_STRIDE
properties.

Signed-off-by: Samuel Iglesias Gonsalvez <siglesias at igalia.com>
---
 tests/all.py                                       |   1 +
 .../CMakeLists.gl.txt                              |   1 +
 .../program-interface-query.c                      | 166 +++++++++++++++++++++
 3 files changed, 168 insertions(+)
 create mode 100644 tests/spec/arb_shader_storage_buffer_object/program-interface-query.c

diff --git a/tests/all.py b/tests/all.py
index d718030..a7c9d14 100755
--- a/tests/all.py
+++ b/tests/all.py
@@ -4043,6 +4043,7 @@ with profile.group_manager(
     g(['arb_shader_storage_buffer_object-array-ssbo-binding'], 'array-ssbo-binding')
     g(['arb_shader_storage_buffer_object-layout-std430-write-shader'], 'layout-std430-write-shader')
     g(['arb_shader_storage_buffer_object-layout-std140-write-shader'], 'layout-std140-write-shader')
+    g(['arb_shader_storage_buffer_object-program_interface_query'], 'program-interface-query')
 
 with profile.group_manager(
         PiglitGLTest,
diff --git a/tests/spec/arb_shader_storage_buffer_object/CMakeLists.gl.txt b/tests/spec/arb_shader_storage_buffer_object/CMakeLists.gl.txt
index 43fa604..8722b04 100644
--- a/tests/spec/arb_shader_storage_buffer_object/CMakeLists.gl.txt
+++ b/tests/spec/arb_shader_storage_buffer_object/CMakeLists.gl.txt
@@ -18,5 +18,6 @@ piglit_add_executable (arb_shader_storage_buffer_object-shaderstorageblockbindin
 piglit_add_executable (arb_shader_storage_buffer_object-array-ssbo-binding array-ssbo-binding.c)
 piglit_add_executable (arb_shader_storage_buffer_object-layout-std430-write-shader layout-std430-write-shader.c)
 piglit_add_executable (arb_shader_storage_buffer_object-layout-std140-write-shader layout-std140-write-shader.c)
+piglit_add_executable (arb_shader_storage_buffer_object-program_interface_query program-interface-query.c)
 
 # vim: ft=cmake:
diff --git a/tests/spec/arb_shader_storage_buffer_object/program-interface-query.c b/tests/spec/arb_shader_storage_buffer_object/program-interface-query.c
new file mode 100644
index 0000000..b1818b5
--- /dev/null
+++ b/tests/spec/arb_shader_storage_buffer_object/program-interface-query.c
@@ -0,0 +1,166 @@
+/*
+ * Copyright © 2015 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 program-interface-query.c
+ *
+ * Test that checks the proper implementation of GL_ARB_program_interface_query
+ * implementation for shader storage buffers
+ */
+
+#include "piglit-util-gl.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+	config.window_width = 100;
+	config.window_height = 100;
+	config.supports_gl_compat_version = 10;
+	config.supports_gl_core_version = 31;
+	config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+#define SSBO_SIZE 4
+#define NUM_QUERIES 11
+
+static const char vs_pass_thru_text[] =
+	"#version 330\n"
+	"#extension GL_ARB_shader_storage_buffer_object : require\n"
+	"\n"
+	"struct B {mat2 b[3]; float c;};\n"
+	"layout(row_major, std140, binding=2) buffer ssbo_std140 {\n"
+	"       vec4 v;\n"
+	"       B s[];\n"
+	"} a_std140[2];\n"
+	"\n"
+	"in vec4 piglit_vertex;\n"
+	"\n"
+	"void main() {\n"
+	"	gl_Position = piglit_vertex;\n"
+	"       a_std140[0].s[0].b[0] = mat2(1.0, 2.0, 3.0, 4.0);\n"
+        "}\n";
+
+static const char fs_source[] =
+	"#version 330\n"
+	"#extension GL_ARB_shader_storage_buffer_object : require\n"
+	"\n"
+	"out vec4 color;\n"
+	"\n"
+	"struct B {mat2 b[3]; float c;};\n"
+	"\n"
+	"layout(std430, column_major, binding=2) buffer ssbo_std430 {\n"
+	"       vec4 v;\n"
+	"       B s[2];\n"
+	"} a_std430[2];\n"
+	"\n"
+	"void main() {\n"
+	"       a_std430[0].s[0].b[0] = mat2(1.0, 2.0, 3.0, 4.0);\n"
+	"       color = a_std430[0].v;\n"
+	"}\n";
+
+GLuint prog;
+
+void
+piglit_init(int argc, char **argv)
+{
+	bool pass = true;
+	GLint index;
+	const GLenum prop[NUM_QUERIES] = {GL_TOP_LEVEL_ARRAY_SIZE,
+					  GL_TOP_LEVEL_ARRAY_STRIDE,
+					  GL_TYPE,
+					  GL_ARRAY_SIZE,
+					  GL_BLOCK_INDEX,
+					  GL_OFFSET,
+					  GL_ARRAY_STRIDE,
+					  GL_MATRIX_STRIDE,
+					  GL_IS_ROW_MAJOR,
+					  GL_REFERENCED_BY_VERTEX_SHADER,
+					  GL_REFERENCED_BY_FRAGMENT_SHADER };
+	const char *prop_names[NUM_QUERIES] = {"GL_TOP_LEVEL_ARRAY_SIZE",
+					       "GL_TOP_LEVEL_ARRAY_STRIDE",
+					       "GL_TYPE",
+					       "GL_ARRAY_SIZE",
+					       "GL_BLOCK_INDEX",
+					       "GL_OFFSET",
+					       "GL_ARRAY_STRIDE",
+					       "GL_MATRIX_STRIDE",
+					       "GL_IS_ROW_MAJOR",
+					       "GL_REFERENCED_BY_VERTEX_SHADER",
+					       "GL_REFERENCED_BY_FRAGMENT_SHADER" };
+	int query_std140[NUM_QUERIES] = {0};
+	int query_std430[NUM_QUERIES] = {0};
+	const int expected_std140[NUM_QUERIES] =
+		{ 0, 112, GL_FLOAT_MAT2, 3, 0, 16, 32, 16, 1, 1, 0 };
+	const int expected_std430[NUM_QUERIES] =
+		{ 2, 64, GL_FLOAT_MAT2, 3, 2, 16, 16, 8, 0, 0, 1 };
+	int i;
+
+	piglit_require_extension("GL_ARB_shader_storage_buffer_object");
+	piglit_require_extension("GL_ARB_program_interface_query");
+
+	prog = piglit_build_simple_program(vs_pass_thru_text, fs_source);
+
+	glUseProgram(prog);
+
+	/* First ssbo_std140 */
+	index = glGetProgramResourceIndex(prog,
+					  GL_BUFFER_VARIABLE,
+					  "ssbo_std140.s[0].b[0]");
+	glGetProgramResourceiv(prog, GL_BUFFER_VARIABLE, index,
+                               NUM_QUERIES, prop, NUM_QUERIES, NULL,
+			       query_std140);
+	if (!piglit_check_gl_error(GL_NO_ERROR))
+	   pass = false;
+
+	/* Now ssbo_std430 */
+	index = glGetProgramResourceIndex(prog,
+					  GL_BUFFER_VARIABLE,
+                                          "ssbo_std430.s[0].b[0]");
+        glGetProgramResourceiv(prog, GL_BUFFER_VARIABLE, index,
+                               NUM_QUERIES, prop, NUM_QUERIES, NULL,
+			       query_std430);
+
+	if (!piglit_check_gl_error(GL_NO_ERROR))
+	   pass = false;
+
+	for (i = 0 ; i < NUM_QUERIES; i++) {
+		if (query_std140[i] != expected_std140[i]) {
+			printf("std140 %s expected = %d. Value = %d.\n",
+			       prop_names[i], expected_std140[i],
+			       query_std140[i]);
+			pass = false;
+		}
+		if (query_std430[i] != expected_std430[i]) {
+			printf("std430 %s expected = %d. Value = %d.\n",
+			       prop_names[i], expected_std430[i],
+			       query_std430[i]);
+			pass = false;
+		}
+	}
+
+	piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
+}
+
+enum piglit_result piglit_display(void)
+{
+	/* UNREACHED */
+	return PIGLIT_FAIL;
+}
-- 
2.1.0



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