Signed-off-by: Jordan Justen <jordan.l.jus...@intel.com>
---
.../arb_get_program_binary/CMakeLists.gl.txt | 1 +
.../arb_get_program_binary/reset-uniform.c | 121 ++++++++++++++++++
2 files changed, 122 insertions(+)
create mode 100644 tests/spec/arb_get_program_binary/reset-uniform.c
diff --git a/tests/spec/arb_get_program_binary/CMakeLists.gl.txt
b/tests/spec/arb_get_program_binary/CMakeLists.gl.txt
index 9e71ce010..2f2b99aaa 100644
--- a/tests/spec/arb_get_program_binary/CMakeLists.gl.txt
+++ b/tests/spec/arb_get_program_binary/CMakeLists.gl.txt
@@ -11,5 +11,6 @@ link_libraries (
piglit_add_executable (arb_get_program_binary-api-errors api-errors.c)
piglit_add_executable (arb_get_program_binary-overrun overrun.c)
piglit_add_executable (arb_get_program_binary-retrievable_hint
retrievable_hint.c)
+piglit_add_executable (arb_get_program_binary-reset-uniform reset-uniform.c
gpb-common.c)
# vim: ft=cmake:
diff --git a/tests/spec/arb_get_program_binary/reset-uniform.c
b/tests/spec/arb_get_program_binary/reset-uniform.c
new file mode 100644
index 000000000..93defd378
--- /dev/null
+++ b/tests/spec/arb_get_program_binary/reset-uniform.c
@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2017 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 reset-uniform.c
+ *
+ * From the ARB_get_program_binary extension spec:
+ *
+ * "A successful call to ProgramBinary will reset all uniform variables
+ * to their initial values. The initial value is either the value of
+ * the variable's initializer as specified in the original shader
+ * source, or 0 if no initializer was present."
+ *
+ * Verify that a uniform value as read through the OpenGL API is
+ * restored to its initial value when glProgramBinary is used.
+ */
+
+#include "piglit-util-gl.h"
+#include "gpb-common.h"
+#include <stdlib.h>
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+ config.supports_gl_compat_version = 30;
+ config.window_visual = PIGLIT_GL_VISUAL_RGB;
+ config.khr_no_error_support = PIGLIT_NO_ERRORS;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+static GLuint prog;
+
+static void
+check_color(const float *exp, const float *clr)
+{
+ if (exp[0] != clr[0] || exp[1] != clr[1] || exp[2] != clr[2] ||
+ exp[3] != clr[3]) {
+ fprintf(stderr, "uniform color didn't match expected color\n");
+ piglit_report_result(PIGLIT_FAIL);
+ }
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+ int num_formats = 0;
+ float red[] = { 1.0, 0.0, 0.0, 1.0 };
+ float green[] = { 0.0, 1.0, 0.0, 1.0 };
+ float clr[4];
+ GLint loc;
+
+ static const char vs_source[] =
+ "void main()\n"
+ "{\n"
+ " gl_Position = gl_Vertex;\n"
+ "}\n";
+ static const char fs_source[] =
+ "#version 120\n"
+ "uniform vec4 color = vec4(0.0, 1.0, 0.0, 1.0);\n"
+ "\n"
+ "void main()\n"
+ "{\n"
+ " gl_FragColor = color;\n"
+ "}\n";
+
+ piglit_require_extension("GL_ARB_get_program_binary");
+
+ glGetIntegerv(GL_NUM_PROGRAM_BINARY_FORMATS, &num_formats);
+ if (num_formats == 0)
+ piglit_report_result(PIGLIT_SKIP);
+
+ prog = piglit_build_simple_program(vs_source, fs_source);
+ glUseProgram(prog);
+
+ loc = glGetUniformLocation(prog, "color");
+ if (loc < 0)
+ piglit_report_result(PIGLIT_FAIL);
+
+ glGetUniformfv(prog, loc, clr);
+ check_color(green, clr);
+
+ glUniform4fv(loc, 1, red);
+ glGetUniformfv(prog, loc, clr);
+ check_color(red, clr);
+
+ gpb_save_restore(&prog);
+
+ loc = glGetUniformLocation(prog, "color");
+ if (loc < 0)
+ piglit_report_result(PIGLIT_FAIL);
+
+ glGetUniformfv(prog, loc, clr);
+ check_color(green, clr);
+
+ piglit_report_result(PIGLIT_PASS);
+}
+
+enum piglit_result
+piglit_display(void)
+{
+ return PIGLIT_FAIL;
+}
--
2.17.1
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