[Piglit] [PATCH 3/3] arb_draw_indirect: test glDrawArraysIndirect with GL_PRIMITIVE_RESTART

[Marek Olšák]

From: Marek Olšák <marek.olsak at amd.com>

---
 tests/all.py                                       |   1 +
 tests/spec/arb_draw_indirect/CMakeLists.gl.txt     |   1 +
 .../arb_draw_indirect/draw-arrays-prim-restart.c   | 115 +++++++++++++++++++++
 3 files changed, 117 insertions(+)
 create mode 100644 tests/spec/arb_draw_indirect/draw-arrays-prim-restart.c

diff --git a/tests/all.py b/tests/all.py
index 0e65ff3..53409f7 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -1743,6 +1743,7 @@ arb_draw_indirect = {}
 spec['ARB_draw_indirect'] = arb_draw_indirect
 add_concurrent_test(arb_draw_indirect, 'arb_draw_indirect-api-errors')
 add_concurrent_test(arb_draw_indirect, 'arb_draw_indirect-draw-arrays')
+add_concurrent_test(arb_draw_indirect, 'arb_draw_indirect-draw-arrays-prim-restart')
 add_concurrent_test(arb_draw_indirect, 'arb_draw_indirect-draw-elements')
 add_concurrent_test(arb_draw_indirect, 'arb_draw_indirect-draw-arrays-base-instance')
 add_concurrent_test(arb_draw_indirect, 'arb_draw_indirect-draw-elements-base-instance')
diff --git a/tests/spec/arb_draw_indirect/CMakeLists.gl.txt b/tests/spec/arb_draw_indirect/CMakeLists.gl.txt
index 4be3a88..1d1b598 100644
--- a/tests/spec/arb_draw_indirect/CMakeLists.gl.txt
+++ b/tests/spec/arb_draw_indirect/CMakeLists.gl.txt
@@ -11,6 +11,7 @@ link_libraries (
 
 piglit_add_executable (arb_draw_indirect-api-errors api-errors.c)
 piglit_add_executable (arb_draw_indirect-draw-arrays draw-arrays.c)
+piglit_add_executable (arb_draw_indirect-draw-arrays-prim-restart draw-arrays-prim-restart.c)
 piglit_add_executable (arb_draw_indirect-draw-elements draw-elements.c)
 piglit_add_executable (arb_draw_indirect-draw-arrays-base-instance draw-arrays-base-instance.c)
 piglit_add_executable (arb_draw_indirect-draw-elements-base-instance draw-elements-base-instance.c)
diff --git a/tests/spec/arb_draw_indirect/draw-arrays-prim-restart.c b/tests/spec/arb_draw_indirect/draw-arrays-prim-restart.c
new file mode 100644
index 0000000..f1e2247
--- /dev/null
+++ b/tests/spec/arb_draw_indirect/draw-arrays-prim-restart.c
@@ -0,0 +1,115 @@
+/*
+ * Copyright © 2014 Advanced Micro Devices, Inc.
+ *
+ * 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.
+ */
+
+/**
+ * Test if primitive restart works with glDrawArraysIndirect.
+ */
+
+#include "piglit-util-gl.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+	config.supports_gl_compat_version = 33;
+	config.supports_gl_core_version = 33;
+	config.window_visual = PIGLIT_GL_VISUAL_RGBA | PIGLIT_GL_VISUAL_DOUBLE;
+PIGLIT_GL_TEST_CONFIG_END
+
+static const GLchar *vstext =
+	"#version 330\n"
+	"attribute vec2 piglit_vertex;\n"
+	"attribute int piglit_texcoord;\n"
+	"out vec4 color;\n"
+	"void main()\n"
+	"{\n"
+	"	gl_Position = vec4(piglit_vertex, 0.0, 1.0);\n"
+	"	color = vec4(0.0, 1.0, 0.0, 1.0);\n"
+	"} \n";
+
+static const char *fstext =
+	"#version 330\n"
+	"in vec4 color;\n"
+	"void main() {\n"
+	"	gl_FragColor = color;\n"
+	"}\n";
+
+static GLint prog;
+
+enum piglit_result
+piglit_display(void)
+{
+	static const float green[] = {0, 1, 0, 1};
+	enum piglit_result result;
+
+	glClear(GL_COLOR_BUFFER_BIT);
+	glDrawArraysIndirect(GL_TRIANGLES, NULL);
+
+	result = piglit_probe_rect_rgba(0, 0, piglit_width, piglit_height,
+					green)
+		? PIGLIT_PASS : PIGLIT_FAIL;
+
+	piglit_present_results();
+	return result;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+	static const float pos[] = {
+		-1, -1,
+		-1,  1,
+		 1, -1,
+		 1, -1, /* restart index */
+		 1,  1,
+		 1, -1,
+		-1,  1,
+	};
+	static const int indices[] = {
+		7, /* count */
+		1, /* instance count */
+		0, /* start */
+		0, /* start instance */
+	};
+	GLuint vao, buf, indirect_buf;
+
+	piglit_require_gl_version(33);
+	piglit_require_extension("GL_ARB_draw_indirect");
+	prog = piglit_build_simple_program(vstext, fstext);
+	glUseProgram(prog);
+
+	glGenVertexArrays(1, &vao);
+	glBindVertexArray(vao);
+
+	glGenBuffers(1, &buf);
+	glBindBuffer(GL_ARRAY_BUFFER, buf);
+	glBufferData(GL_ARRAY_BUFFER, sizeof(pos), pos, GL_STATIC_DRAW);
+
+	glGenBuffers(1, &indirect_buf);
+	glBindBuffer(GL_DRAW_INDIRECT_BUFFER, indirect_buf);
+	glBufferData(GL_DRAW_INDIRECT_BUFFER, sizeof(indices), indices,
+		     GL_STATIC_DRAW);
+
+	glEnableVertexAttribArray(PIGLIT_ATTRIB_POS);
+	glVertexAttribPointer(PIGLIT_ATTRIB_POS, 2, GL_FLOAT, 0, 0, NULL);
+
+	glEnable(GL_PRIMITIVE_RESTART);
+	glPrimitiveRestartIndex(3);
+}
-- 
2.1.0