[Piglit] [PATCH 2/3] arb_enhanced_layouts: test TRANSFORM_FEEDBACK_BUFFER query interface
Timothy Arceri
timothy.arceri at collabora.com
Tue Mar 15 11:48:29 UTC 2016
---
tests/all.py | 2 +
tests/spec/arb_enhanced_layouts/CMakeLists.gl.txt | 1 +
.../transform-feedback-layout-query-api.c | 203 +++++++++++++++++++++
3 files changed, 206 insertions(+)
create mode 100644 tests/spec/arb_enhanced_layouts/transform-feedback-layout-query-api.c
diff --git a/tests/all.py b/tests/all.py
index b069d54..8be5099 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -2419,6 +2419,8 @@ with profile.group_manager(
g(['arb_enhanced_layouts-transform-feedback-layout-qualifiers', 'gs_max'],
'arb_enhanced_layouts-transform-feedback-layout-qualifiers_gs_max',
run_concurrent=False)
+ g(['arb_enhanced_layouts-transform-feedback-layout-query-api'],
+ 'transform-feedback-layout-query-api')
# Group ARB_explicit_attrib_location
with profile.group_manager(
diff --git a/tests/spec/arb_enhanced_layouts/CMakeLists.gl.txt b/tests/spec/arb_enhanced_layouts/CMakeLists.gl.txt
index 4733d4c..89c99f4 100644
--- a/tests/spec/arb_enhanced_layouts/CMakeLists.gl.txt
+++ b/tests/spec/arb_enhanced_layouts/CMakeLists.gl.txt
@@ -11,5 +11,6 @@ link_libraries (
piglit_add_executable (arb_enhanced_layouts-explicit-offset-bufferstorage explicit-offset-bufferstorage.c)
piglit_add_executable (arb_enhanced_layouts-transform-feedback-layout-qualifiers transform-feedback-layout-qualifiers.c)
+piglit_add_executable (arb_enhanced_layouts-transform-feedback-layout-query-api transform-feedback-layout-query-api.c)
# vim: ft=cmake:
diff --git a/tests/spec/arb_enhanced_layouts/transform-feedback-layout-query-api.c b/tests/spec/arb_enhanced_layouts/transform-feedback-layout-query-api.c
new file mode 100644
index 0000000..44d1aef
--- /dev/null
+++ b/tests/spec/arb_enhanced_layouts/transform-feedback-layout-query-api.c
@@ -0,0 +1,203 @@
+/*
+ * Copyright © 2016 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.
+ */
+
+#include "piglit-util-gl.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+ config.supports_gl_compat_version = 32;
+ config.supports_gl_core_version = 32;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+static const char vs_two_buff_text[] =
+ "#version 150\n"
+ "#extension GL_ARB_enhanced_layouts: require\n"
+ "\n"
+ "layout(xfb_buffer = 1) out;\n"
+ "layout(xfb_offset = 0) out float x1_out;\n"
+ "layout(xfb_offset = 4) out float x2_out[2];\n"
+ "layout(xfb_offset = 12) out vec3 x3_out;\n"
+ "layout(xfb_buffer = 3) out;\n"
+ "layout(xfb_offset = 0, xfb_buffer = 3) out float y1_out;\n"
+ "layout(xfb_offset = 4) out vec4 y2_out;\n"
+ "void main() {\n"
+ " gl_Position = vec4(0.0);\n"
+ " x1_out = 1.0;\n"
+ " x2_out[0] = 2.0;\n"
+ " x2_out[1] = 3.0;\n"
+ " x3_out = vec3(4.0, 5.0, 6.0);\n"
+ " y1_out = 7.0;\n"
+ " y2_out = vec4(8.0, 9.0, 10.0, 11.0);\n"
+ "}";
+
+static const char *varying_names[2][3] = {
+ {"x1_out", "x2_out", "x3_out"},
+ {"y1_out", "y2_out", ""} };
+
+
+static GLuint
+build_and_use_program(const char *vs_text)
+{
+ GLuint prog = piglit_build_simple_program_multiple_shaders(
+ GL_VERTEX_SHADER, vs_text, 0);
+
+ glLinkProgram(prog);
+ if (!piglit_link_check_status(prog))
+ piglit_report_result(PIGLIT_FAIL);
+ if (!piglit_check_gl_error(GL_NO_ERROR))
+ piglit_report_result(PIGLIT_FAIL);
+
+ glUseProgram(prog);
+
+ return prog;
+}
+
+static bool
+check_varyings_match(GLuint prog, GLint *values, unsigned num_values,
+ unsigned buffer)
+{
+ bool match = true;
+
+ for (unsigned i = 0; i < num_values; i++) {
+ char name[10];
+ glGetProgramResourceName(prog, GL_TRANSFORM_FEEDBACK_VARYING,
+ values[i], 10, NULL, name);
+
+ bool match_found = false;
+ for (unsigned i = 0; i < num_values; i++) {
+ if (strcmp(name, varying_names[buffer][i]) == 0) {
+ match_found = true;
+ break;
+ }
+ }
+ if (!match_found) {
+ match = false;
+ printf("ACTIVE_VARIABLES did no return an index for "
+ "%s\n", varying_names[buffer][i]);
+ break;
+ }
+ }
+
+ return match;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+ bool pass = true;
+ bool active_res = true;
+ bool max_active = true;
+ bool buff_bind[2] = { true, true };
+ bool num_active[2] = { false, false };
+ bool varying_idx[2] = { false, false };
+ GLuint prog;
+
+ piglit_require_GLSL_version(150);
+ piglit_require_extension("GL_ARB_transform_feedback3");
+ piglit_require_extension("GL_ARB_enhanced_layouts");
+
+ prog = build_and_use_program(vs_two_buff_text);
+
+ GLint value;
+ GLint values[5];
+ glGetProgramInterfaceiv(prog, GL_TRANSFORM_FEEDBACK_BUFFER,
+ GL_ACTIVE_RESOURCES, &value);
+ if (value != 2) {
+ printf("Expected 2 ACTIVE_RESOURCES found %d\n", value);
+ active_res = false;
+ }
+
+ piglit_report_subtest_result(active_res ? PIGLIT_PASS : PIGLIT_FAIL,
+ "Query ACTIVE_RESOURCES");
+
+ glGetProgramInterfaceiv(prog, GL_TRANSFORM_FEEDBACK_BUFFER,
+ GL_MAX_NUM_ACTIVE_VARIABLES, &value);
+ if (value != 3) {
+ printf("Expected MAX_NUM_ACTIVE_VARIABLES to be 3 found %d\n",
+ value);
+ max_active = false;
+ }
+
+ piglit_report_subtest_result(active_res ? PIGLIT_PASS : PIGLIT_FAIL,
+ "Query MAX_NUM_ACTIVE_VARIABLES");
+
+ GLenum props[] = {GL_BUFFER_BINDING, GL_NUM_ACTIVE_VARIABLES,
+ GL_ACTIVE_VARIABLES};
+ for (unsigned i = 0; i < 2; i++) {
+ glGetProgramResourceiv(prog, GL_TRANSFORM_FEEDBACK_BUFFER, i,
+ 3, props, 5, NULL, values);
+
+ if (values[0] != 1 && values[0] != 3)
+ buff_bind[i] = false;
+ if (values[0] == 1) {
+ if(values[1] == 3) {
+ num_active[i] = true;
+ } else {
+ printf("Expected 3 NUM_ACTIVE_VARIABLES "
+ "found %d\n", values[1]);
+ }
+
+ varying_idx[i] =
+ check_varyings_match(prog, &values[2], 3, 0);
+ } else if (values[0] == 3) {
+ if (values[1] == 2) {
+ num_active[i] = true;
+ } else {
+ printf("Expected 2 NUM_ACTIVE_VARIABLES "
+ "found %d\n", values[1]);
+ }
+
+ varying_idx[i] =
+ check_varyings_match(prog, &values[2], 2, 1);
+ }
+ }
+
+ piglit_report_subtest_result(buff_bind[0] && buff_bind[1] ?
+ PIGLIT_PASS : PIGLIT_FAIL,
+ "Query BUFFER_BINDING");
+
+ piglit_report_subtest_result(num_active[0] && num_active[1] ?
+ PIGLIT_PASS : PIGLIT_FAIL,
+ "Query NUM_ACTIVE_VARIABLES");
+
+ piglit_report_subtest_result(varying_idx[0] && varying_idx[1] ?
+ PIGLIT_PASS : PIGLIT_FAIL,
+ "Query ACTIVE_VARIABLES");
+
+ if (!piglit_check_gl_error(GL_NO_ERROR))
+ piglit_report_result(PIGLIT_FAIL);
+
+ pass = active_res && max_active && buff_bind[0] && buff_bind[1] &&
+ num_active[0] && num_active[1] && varying_idx[0] &&
+ varying_idx[1];
+
+ piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
+}
+
+enum piglit_result
+piglit_display(void)
+{
+ /* Should never be reached */
+ return PIGLIT_FAIL;
+}
--
2.5.0
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