---
tests/all.py | 1 +
tests/spec/gl-2.0/api/CMakeLists.gl.txt | 1 +
tests/spec/gl-2.0/api/texture-units.c | 260 ++++++++++++++++++++++++++++++++
3 files changed, 262 insertions(+)
create mode 100644 tests/spec/gl-2.0/api/texture-units.c
diff --git a/tests/all.py b/tests/all.py
index c8b02b7..dec8d5a 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -1138,6 +1138,7 @@ with profile.test_list.group_manager(
g(['gl-2.0-active-sampler-conflict'])
g(['incomplete-cubemap', 'size'], 'incomplete-cubemap-size')
g(['incomplete-cubemap', 'format'], 'incomplete-cubemap-format')
+ g(['gl-2.0-texture-units'])
with profile.test_list.group_manager(
PiglitGLTest,
diff --git a/tests/spec/gl-2.0/api/CMakeLists.gl.txt
b/tests/spec/gl-2.0/api/CMakeLists.gl.txt
index fe59747..b4481d9 100644
--- a/tests/spec/gl-2.0/api/CMakeLists.gl.txt
+++ b/tests/spec/gl-2.0/api/CMakeLists.gl.txt
@@ -12,5 +12,6 @@ piglit_add_executable (gl-2.0-active-sampler-conflict
active-sampler-conflict.c)
piglit_add_executable (attrib-assignments attrib-assignments.c)
piglit_add_executable (getattriblocation-conventional
getattriblocation-conventional.c)
piglit_add_executable (clip-flag-behavior clip-flag-behavior.c)
+piglit_add_executable (gl-2.0-texture-units texture-units.c)
# vim: ft=cmake:
diff --git a/tests/spec/gl-2.0/api/texture-units.c
b/tests/spec/gl-2.0/api/texture-units.c
new file mode 100644
index 0000000..2deb056
--- /dev/null
+++ b/tests/spec/gl-2.0/api/texture-units.c
@@ -0,0 +1,260 @@
+/*
+ * Copyright (C) 2008 VMware, Inc. All Rights Reserved.
+ *
+ * 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 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 ALLEN AKIN 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 texture-unit.c: Test texture unit things
+ * Author: Brian Paul 31 Dec 2008
+ *
+ * We're generally just testing API-related things, not rendering.
+ */
+
+#include "piglit-util-gl.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+ config.supports_gl_compat_version = 20;
+ config.window_visual = PIGLIT_GL_VISUAL_RGB;
+ config.khr_no_error_support = PIGLIT_HAS_ERRORS;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+static int max_combined_units;
+static int max_image_units;
+static int max_coord_units;
+static int max_units;
+
+static void
+setup(void)
+{
+ glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS,
+ &max_combined_units);
+ glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &max_image_units);
+ glGetIntegerv(GL_MAX_TEXTURE_COORDS, &max_coord_units);
+ glGetIntegerv(GL_MAX_TEXTURE_UNITS, &max_units);
+}
+
+static bool
+test_limits(void)
+{
+ if (max_image_units < max_units) {
+ printf("GL_MAX_TEXTURE_IMAGE_UNITS < GL_MAX_TEXTURE_UNITS");
+ return false;
+ }
+ if (max_coord_units < max_units) {
+ printf("GL_MAX_TEXTURE_COORD_UNITS < GL_MAX_TEXTURE_UNITS");
+ return false;
+ }
+ return true;
+}
+
+static bool
+test_active_texture(void)
+{
+ /* test glActiveTexture() */
+ for (int i = 0; i < max_combined_units; i++) {
+ glActiveTexture(GL_TEXTURE0 + i);
+ if (!piglit_check_gl_error(GL_NO_ERROR)) {
+ printf("glActiveTexture(GL_TEXTURE%d) failed", i);
+ return false;
+ }
+
+ int unit;
+ glGetIntegerv(GL_ACTIVE_TEXTURE, &unit);
+ if (!piglit_check_gl_error(GL_NO_ERROR) ||
+ unit != GL_TEXTURE0 + i) {
+ printf("glGetIntegerv(GL_ACTIVE_TEXTURE) failed");
+ return false;
+ }
+ }
+
+ /* this should fail: */
+ glActiveTexture(GL_TEXTURE0 + max_combined_units);
+ if (!piglit_check_gl_error(GL_INVALID_ENUM)) {
+ printf("glActiveTexture(GL_TEXTURE%d) failed to generate an "
+ "error", max_combined_units);
+ return false;
+ }
+
+
+ /* test glClientActiveTexture() */
+ for (int i = 0; i < max_coord_units; i++) {
+ glClientActiveTexture(GL_TEXTURE0 + i);
+ if (!piglit_check_gl_error(GL_NO_ERROR)) {
+ printf("glClientActiveTexture(GL_TEXTURE%d) failed",
+ i);
+ return false;
+ }
+
+ int unit;
+ glGetIntegerv(GL_CLIENT_ACTIVE_TEXTURE, &unit);
+ if (!piglit_check_gl_error(GL_NO_ERROR) ||
+ unit != GL_TEXTURE0 + i) {
+ printf("glGetIntegerv(GL_CLIENT_ACTIVE_TEXTURE) "
+ "failed");
+ return false;
+ }
+ }
+
+ /* this should fail: */
+ glClientActiveTexture(GL_TEXTURE0 + max_coord_units);
+ if (!piglit_check_gl_error(GL_INVALID_ENUM)) {
+ printf("glClientActiveTexture(GL_TEXTURE%d) failed to "
+ "generate an error", max_coord_units);
+ return false;
+ }
+
+ return true;
+}
+
+static bool
+test_texture_matrices(void)
+{
+ glActiveTexture(GL_TEXTURE0);
+ glMatrixMode(GL_TEXTURE);
+
+ /* set texture matrices */
+ for (int i = 0; i < max_coord_units; i++) {
+ glActiveTexture(GL_TEXTURE0 + i);
+
+ /* generate matrix */
+ float m[16];
+ for (int j = 0; j < 16; j++) {
+ m[j] = (float)(i * 100 + j);
+ }
+
+ glLoadMatrixf(m);
+ }
+
+ /* query texture matrices */
+ for (int i = 0; i < max_coord_units; i++) {
+ glActiveTexture(GL_TEXTURE0 + i);
+
+ /* get matrix and check it */
+ float m[16] = {0};
+ glGetFloatv(GL_TEXTURE_MATRIX, m);
+
+ if (!piglit_check_gl_error(GL_NO_ERROR)) {
+ printf("Query of texture matrix %d raised an error",
+ i);
+ return false;
+ }
+
+ for (int j = 0; j < 16; j++) {
+ if (m[j] != (float)(i * 100 + j)) {
+ printf("Query of texture matrix %d failed",
+ i);
+ return false;
+ }
+ }
+ }
+
+ return true;
+}
+
+static bool
+test_texture_coord_gen(void)
+{
+ glActiveTexture(GL_TEXTURE0);
+ glMatrixMode(GL_TEXTURE);
+
+ /* test texgen enable/disable */
+ for (int i = 0; i < max_combined_units; i++) {
+ glActiveTexture(GL_TEXTURE0 + i);
+
+ glEnable(GL_TEXTURE_GEN_S);
+ glEnable(GL_TEXTURE_GEN_T);
+ glEnable(GL_TEXTURE_GEN_R);
+ glEnable(GL_TEXTURE_GEN_Q);
+ if (i < max_coord_units) {
+ /* should be no error */
+ if (!piglit_check_gl_error(GL_NO_ERROR)) {
+ printf("GL error was generated by enabling "
+ "GL_TEXTURE_GEN_x, unit %d", i);
+ return false;
+ }
+ glDisable(GL_TEXTURE_GEN_S);
+ glDisable(GL_TEXTURE_GEN_T);
+ glDisable(GL_TEXTURE_GEN_R);
+ glDisable(GL_TEXTURE_GEN_Q);
+ } else {
+ /* should be an error */
+ if (!piglit_check_gl_error(GL_INVALID_OPERATION)) {
+ printf("GL error not generated by invalid "
+ "enable of GL_TEXTURE_GEN_x, unit %d",
+ i);
+ return false;
+ }
+ }
+ }
+
+ return true;
+}
+
+static bool
+test_texcoord_arrays(void)
+{
+ for (int i = 0; i < max_coord_units; i++) {
+ glClientActiveTexture(GL_TEXTURE0 + i);
+
+ glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+ if (!piglit_check_gl_error(GL_NO_ERROR)) {
+ printf("GL error was generated by glEnableClientState"
+ " for unit %d", i);
+ return false;
+ }
+ glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+ }
+
+ return true;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+ bool pass = true;
+
+ setup();
+
+ pass = pass && test_limits();
+
+ pass = pass && test_active_texture();
+
+ pass = pass && test_texture_matrices();
+
+ pass = pass && test_texture_coord_gen();
+
+ pass = pass && test_texcoord_arrays();
+
+ piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
+}
+
+enum piglit_result
+piglit_display(void)
+{
+ /* UNREACHED */
+ return PIGLIT_FAIL;
+}
--
2.7.4
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