[Piglit] [PATCH] arb_copy_image: test for texture view interactions

Ilia Mirkin imirkin at alum.mit.edu
Wed Nov 4 20:40:20 PST 2015


Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---

This fails on at least gallium, I think it's an overall problem though.

 tests/all.py                                |   1 +
 tests/spec/arb_copy_image/CMakeLists.gl.txt |   1 +
 tests/spec/arb_copy_image/texview.c         | 203 ++++++++++++++++++++++++++++
 3 files changed, 205 insertions(+)
 create mode 100644 tests/spec/arb_copy_image/texview.c

diff --git a/tests/all.py b/tests/all.py
index 9637134..4fa6f75 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -3927,6 +3927,7 @@ with profile.group_manager(
     g(['arb_copy_image-formats', '--samples=4'])
     g(['arb_copy_image-formats', '--samples=8'])
     g(['arb_copy_image-format-swizzle'])
+    g(['arb_copy_image-texview'])
 
 with profile.group_manager(
         PiglitGLTest, grouptools.join('spec', 'arb_cull_distance')) as g:
diff --git a/tests/spec/arb_copy_image/CMakeLists.gl.txt b/tests/spec/arb_copy_image/CMakeLists.gl.txt
index 3b36b45..304148c 100644
--- a/tests/spec/arb_copy_image/CMakeLists.gl.txt
+++ b/tests/spec/arb_copy_image/CMakeLists.gl.txt
@@ -14,5 +14,6 @@ piglit_add_executable (arb_copy_image-formats formats.c)
 piglit_add_executable (arb_copy_image-simple simple.c)
 piglit_add_executable (arb_copy_image-srgb-copy srgb-copy.c)
 piglit_add_executable (arb_copy_image-targets targets.c)
+piglit_add_executable (arb_copy_image-texview texview.c)
 
 # vim: ft=cmake:
diff --git a/tests/spec/arb_copy_image/texview.c b/tests/spec/arb_copy_image/texview.c
new file mode 100644
index 0000000..a8d8cb7
--- /dev/null
+++ b/tests/spec/arb_copy_image/texview.c
@@ -0,0 +1,203 @@
+/*
+ * Copyright 2015 Ilia Mirkin
+ *
+ * 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 texview.c
+ *
+ * A test to make sure that ARB_copy_image respects texture views on
+ * both the source and destination ends.
+ */
+#include "piglit-util-gl.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+        config.supports_gl_compat_version = 13;
+        config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
+PIGLIT_GL_TEST_CONFIG_END
+
+static const float green[4] = {0.0, 1.0, 0.0, 1.0};
+static const float red[4] = {1.0, 0.0, 0.0, 1.0};
+
+static bool
+test_2d(void)
+{
+	bool pass = true;
+	GLuint src, dst;
+	float red4[16];
+	float green4[16];
+	int i, j;
+
+	memcpy(&red4[0], red, sizeof(red));
+	memcpy(&red4[4], red, sizeof(red));
+	memcpy(&red4[8], red, sizeof(red));
+	memcpy(&red4[12], red, sizeof(red));
+
+	memcpy(&green4[0], green, sizeof(green));
+	memcpy(&green4[4], green, sizeof(green));
+	memcpy(&green4[8], green, sizeof(green));
+	memcpy(&green4[12], green, sizeof(green));
+
+	glGenTextures(1, &src);
+	glGenTextures(1, &dst);
+
+	glBindTexture(GL_TEXTURE_2D, dst);
+	glTexStorage2D(GL_TEXTURE_2D, 2, GL_RGBA8, 2, 2);
+
+	glBindTexture(GL_TEXTURE_2D, src);
+	glTexStorage2D(GL_TEXTURE_2D, 2, GL_RGBA8, 2, 2);
+
+	for (i = 0; i < 2; i++) {
+		for (j = 0; j < 2; j++) {
+			GLuint views[2];
+			float pixels[16];
+
+
+			/* reset src to red, but make one pixel green */
+			glBindTexture(GL_TEXTURE_2D, src);
+			glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 2, 2,
+					GL_RGBA, GL_FLOAT, red4);
+			glTexSubImage2D(GL_TEXTURE_2D, 1, 0, 0, 1, 1,
+					GL_RGBA, GL_FLOAT, red);
+			glTexSubImage2D(GL_TEXTURE_2D, i, 0, 0, 1, 1,
+					GL_RGBA, GL_FLOAT, green);
+
+			glBindTexture(GL_TEXTURE_2D, dst);
+			glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 2, 2,
+					GL_RGBA, GL_FLOAT, red4);
+			glTexSubImage2D(GL_TEXTURE_2D, 1, 0, 0, 1, 1,
+					GL_RGBA, GL_FLOAT, red);
+
+			/* create views of the source/dest levels */
+			glGenTextures(2, views);
+			glTextureView(views[0], GL_TEXTURE_2D, src,
+				      GL_RGBA8, i, 1, 0, 1);
+			glTextureView(views[1], GL_TEXTURE_2D, dst,
+				      GL_RGBA8, j, 1, 0, 1);
+
+			/* copy one pixel of src to destination */
+			glCopyImageSubData(views[0], GL_TEXTURE_2D, 0, 0, 0, 0,
+					   views[1], GL_TEXTURE_2D, 0, 0, 0, 0,
+					   1, 1, 1);
+
+			glGetTexImage(GL_TEXTURE_2D, j, GL_RGBA, GL_FLOAT, pixels);
+			if (memcmp(pixels, green, sizeof(green))) {
+				pass = false;
+				printf("failed copying from level %d to level %d\n", i, j);
+			}
+			glDeleteTextures(2, views);
+		}
+	}
+
+	glDeleteTextures(1, &src);
+	glDeleteTextures(1, &dst);
+	return pass;
+}
+
+static bool
+test_2d_array(void)
+{
+	bool pass = true;
+	GLuint src, dst;
+	float red2[8];
+	float green2[8];
+	int i, j;
+
+	memcpy(&red2[0], red, sizeof(red));
+	memcpy(&red2[4], red, sizeof(red));
+
+	memcpy(&green2[0], green, sizeof(green));
+	memcpy(&green2[4], green, sizeof(green));
+
+	glGenTextures(1, &src);
+	glGenTextures(1, &dst);
+
+	glBindTexture(GL_TEXTURE_2D_ARRAY, src);
+	glTexStorage3D(GL_TEXTURE_2D_ARRAY, 1, GL_RGBA8, 1, 1, 2);
+
+	glBindTexture(GL_TEXTURE_2D_ARRAY, dst);
+	glTexStorage3D(GL_TEXTURE_2D_ARRAY, 1, GL_RGBA8, 1, 1, 2);
+
+	for (i = 0; i < 2; i++) {
+		for (j = 0; j < 2; j++) {
+			GLuint views[2];
+			float pixels[8];
+
+			/* reset src to red, but make one pixel green */
+			glBindTexture(GL_TEXTURE_2D_ARRAY, src);
+			glTexSubImage3D(GL_TEXTURE_2D_ARRAY, 0, 0, 0, 0,
+					1, 1, 2,
+					GL_RGBA, GL_FLOAT, red2);
+			glTexSubImage3D(GL_TEXTURE_2D_ARRAY, 0, 0, 0, i,
+					1, 1, 1,
+					GL_RGBA, GL_FLOAT, green);
+
+			glBindTexture(GL_TEXTURE_2D_ARRAY, dst);
+			glTexSubImage3D(GL_TEXTURE_2D_ARRAY, 0, 0, 0, 0,
+					1, 1, 2,
+					GL_RGBA, GL_FLOAT, red2);
+
+			/* create views of the source/dest levels */
+			glGenTextures(2, views);
+			glTextureView(views[0], GL_TEXTURE_2D_ARRAY, src,
+				      GL_RGBA8, 0, 1, i, 1);
+			glTextureView(views[1], GL_TEXTURE_2D_ARRAY, dst,
+				      GL_RGBA8, 0, 1, j, 1);
+
+			/* copy one pixel of src to destination */
+			glCopyImageSubData(views[0], GL_TEXTURE_2D_ARRAY,
+					   0, 0, 0, 0,
+					   views[1], GL_TEXTURE_2D_ARRAY,
+					   0, 0, 0, 0,
+					   1, 1, 1);
+
+			glGetTexImage(GL_TEXTURE_2D_ARRAY, 0, GL_RGBA, GL_FLOAT, pixels);
+			if (memcmp(&pixels[j*4], green, sizeof(green))) {
+				pass = false;
+				printf("failed copying from layer %d to layer %d\n", i, j);
+			}
+			glDeleteTextures(2, views);
+		}
+	}
+
+	glDeleteTextures(1, &src);
+	glDeleteTextures(1, &dst);
+	return pass;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+	bool pass = true;
+	piglit_require_extension("GL_ARB_copy_image");
+	piglit_require_extension("GL_ARB_texture_view");
+
+	pass &= test_2d();
+	if (piglit_is_extension_supported("GL_EXT_texture_array"))
+		pass &= test_2d_array();
+
+	piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
+}
+
+enum piglit_result
+piglit_display(void)
+{
+	return PIGLIT_FAIL;
+}
-- 
2.4.10



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