[Piglit] [PATCH 24/25] arb_shader_image_load_store: Import image unit and uniform state tracking tests.
Francisco Jerez
currojerez at riseup.net
Sun Oct 5 14:00:54 PDT 2014
Test the image unit and image uniform binding commands and then check
that the state query APIs return the expected values for all bound
image units.
---
tests/all.py | 1 +
.../arb_shader_image_load_store/CMakeLists.gl.txt | 1 +
tests/spec/arb_shader_image_load_store/state.c | 480 +++++++++++++++++++++
3 files changed, 482 insertions(+)
create mode 100644 tests/spec/arb_shader_image_load_store/state.c
diff --git a/tests/all.py b/tests/all.py
index bbae73d..e7a6068 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -4263,6 +4263,7 @@ arb_shader_image_load_store['qualifiers'] = concurrent_test('arb_shader_image_lo
arb_shader_image_load_store['restrict'] = concurrent_test('arb_shader_image_load_store-restrict')
arb_shader_image_load_store['semantics'] = concurrent_test('arb_shader_image_load_store-semantics')
arb_shader_image_load_store['shader-mem-barrier'] = concurrent_test('arb_shader_image_load_store-shader-mem-barrier')
+arb_shader_image_load_store['state'] = concurrent_test('arb_shader_image_load_store-state')
profile.tests['hiz'] = hiz
profile.tests['fast_color_clear'] = fast_color_clear
diff --git a/tests/spec/arb_shader_image_load_store/CMakeLists.gl.txt b/tests/spec/arb_shader_image_load_store/CMakeLists.gl.txt
index edb928a..3d0bdd5 100644
--- a/tests/spec/arb_shader_image_load_store/CMakeLists.gl.txt
+++ b/tests/spec/arb_shader_image_load_store/CMakeLists.gl.txt
@@ -29,5 +29,6 @@ piglit_add_executable(arb_shader_image_load_store-qualifiers qualifiers.c ${depe
piglit_add_executable(arb_shader_image_load_store-restrict restrict.c ${depends})
piglit_add_executable(arb_shader_image_load_store-semantics semantics.c ${depends})
piglit_add_executable(arb_shader_image_load_store-shader-mem-barrier shader-mem-barrier.c ${depends})
+piglit_add_executable(arb_shader_image_load_store-state state.c ${depends})
# vim: ft=cmake:
diff --git a/tests/spec/arb_shader_image_load_store/state.c b/tests/spec/arb_shader_image_load_store/state.c
new file mode 100644
index 0000000..bc25b56
--- /dev/null
+++ b/tests/spec/arb_shader_image_load_store/state.c
@@ -0,0 +1,480 @@
+/*
+ * Copyright (C) 2014 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 state.c
+ *
+ * Test image unit binding by creating a number of textures and
+ * binding them as images with different parameters (including
+ * incorrect arguments that are supposed to generate GL errors),
+ * delete and unbind a few images and check using the state query API
+ * that the implementation is keeping track of the image unit state
+ * correctly.
+ *
+ * A second test checks that glUniform*() work as specified when used
+ * to assign image units to shader image uniforms.
+ */
+
+#include "common.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+/** Image width. */
+#define W 16
+
+/** Image height. */
+#define H 96
+
+/** Total number of pixels in the image. */
+#define N (W * H)
+
+/** Maximum number of mipmap levels. */
+#define M 11
+
+config.supports_gl_core_version = 32;
+
+config.window_width = 1;
+config.window_height = 1;
+config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+struct image_unit_action {
+ enum {
+ /** End of action list. */
+ END = 0,
+
+ /** Create a new texture object of type \a obj and
+ * bind it to the specified image unit. */
+ BIND_NEW,
+
+ /** Bind the same texture object that was previously
+ * bound to image unit \a obj to the specified image
+ * unit. */
+ BIND_IDX,
+
+ /** Bind texture object \a obj to the specified image
+ * unit. */
+ BIND_OBJ,
+
+ /** Delete the texture object that was previously
+ * bound to image unit \a obj. */
+ DELETE_IDX
+ } action;
+
+ /** Image unit this action has an effect on. */
+ unsigned idx;
+
+ /** Object of this action. */
+ unsigned obj;
+
+ /** Texture mipmap level that should be bound. */
+ int level;
+
+ /** If true the whole texture level is bound rather than a
+ * single layer. */
+ bool layered;
+
+ /** If \a layered is false, the index of the individual layer
+ * to bind. */
+ int layer;
+
+ /** GL_READ_ONLY, GL_WRITE_ONLY or GL_READ_WRITE. */
+ GLenum access;
+
+ /** Image format used to interpret the texture data. */
+ GLenum format;
+
+ /** GL error code that should be expected after the completion
+ * of this action. */
+ GLenum expect_status;
+};
+
+static const struct image_unit_action actions[] = {
+ { BIND_NEW, 0, GL_TEXTURE_2D,
+ 2, GL_FALSE, 0, GL_READ_WRITE, GL_RGBA16UI,
+ GL_NO_ERROR },
+ { BIND_NEW, 1, GL_TEXTURE_2D,
+ 1, GL_FALSE, 0, GL_READ_WRITE, GL_RGBA16F,
+ GL_NO_ERROR },
+ { BIND_NEW, 2, GL_TEXTURE_BUFFER,
+ 0, GL_FALSE, 0, GL_WRITE_ONLY, GL_RGBA16F,
+ GL_NO_ERROR },
+ { BIND_NEW, 3, GL_TEXTURE_2D,
+ -1, GL_FALSE, 0, GL_WRITE_ONLY, GL_RGBA16_SNORM,
+ GL_INVALID_VALUE },
+ { BIND_NEW, 3, GL_TEXTURE_2D,
+ 0, GL_FALSE, 0, GL_WRITE_ONLY, GL_RGB565,
+ GL_INVALID_VALUE },
+ { BIND_NEW, 3, GL_TEXTURE_2D_ARRAY,
+ 0, GL_FALSE, -1, GL_WRITE_ONLY, GL_RGBA16_SNORM,
+ GL_INVALID_VALUE },
+ { BIND_OBJ, 3, 0xdeadcafe,
+ 0, GL_FALSE, 0, GL_WRITE_ONLY, GL_RGBA8,
+ GL_INVALID_VALUE },
+ { BIND_NEW, 3, GL_TEXTURE_2D_ARRAY,
+ 0, GL_FALSE, 2, GL_WRITE_ONLY, GL_RGBA16,
+ GL_NO_ERROR },
+ { BIND_NEW, 4, GL_TEXTURE_2D_ARRAY,
+ 0, GL_TRUE, 0, GL_READ_ONLY, GL_RGBA16,
+ GL_NO_ERROR },
+ { BIND_OBJ, 2, 0,
+ 0, GL_FALSE, 0, GL_READ_ONLY, GL_R8,
+ GL_NO_ERROR },
+ { BIND_IDX, ~0, 1,
+ 0, GL_FALSE, 0, GL_WRITE_ONLY, GL_RGBA16_SNORM,
+ GL_INVALID_VALUE },
+ { BIND_NEW, 5, GL_TEXTURE_2D,
+ 0, GL_FALSE, 0, GL_READ_ONLY, GL_RGBA16F,
+ GL_NO_ERROR },
+ { BIND_NEW, 6, GL_TEXTURE_3D,
+ 0, GL_FALSE, 3, GL_WRITE_ONLY, GL_RGBA16F,
+ GL_NO_ERROR },
+ { DELETE_IDX, 5, 5,
+ 0, GL_FALSE, 0, GL_READ_ONLY, GL_R8,
+ GL_NO_ERROR },
+ { END }
+};
+
+/**
+ * Get the last action that modified the state of image unit \a idx.
+ */
+static struct image_unit_action
+get_last_unit_action(unsigned idx)
+{
+ /* The initial image unit state is equivalent to this
+ * action. */
+ const struct image_unit_action def_action = {
+ BIND_OBJ, idx, 0, 0, GL_FALSE, 0,
+ GL_READ_ONLY, GL_R8, GL_NO_ERROR
+ };
+ const struct image_unit_action *a, *la = &def_action;
+
+ for (a = actions; a->action; ++a) {
+ if (a->idx == idx)
+ la = a;
+ }
+
+ return *la;
+}
+
+/**
+ * Execute the given action.
+ */
+static bool
+exec_action(const struct image_unit_action a)
+{
+ if (a.action == BIND_NEW) {
+ const GLenum format = (get_image_format(a.format) ?
+ a.format : GL_RGBA32F);
+ const struct image_info img = image_info(a.obj, format, W, H);
+ const unsigned num_levels = image_num_levels(img);
+ uint32_t pixels[4 * N * M] = { 0 };
+
+ if (!upload_image_levels(img, num_levels, 0, a.idx, pixels))
+ return false;
+
+ glBindImageTexture(a.idx, get_texture(a.idx),
+ a.level, a.layered, a.layer,
+ a.access, a.format);
+
+ } else if (a.action == BIND_IDX) {
+ const unsigned idx = MIN2(a.idx, max_image_units());
+
+ glBindImageTexture(idx, get_texture(a.obj),
+ a.level, a.layered, a.layer,
+ a.access, a.format);
+
+ } else if (a.action == BIND_OBJ) {
+ glBindImageTexture(a.idx, a.obj,
+ a.level, a.layered, a.layer,
+ a.access, a.format);
+
+ } else if (a.action == DELETE_IDX) {
+ GLuint tex = get_texture(a.idx);
+
+ glDeleteTextures(1, &tex);
+
+ } else {
+ abort();
+ }
+
+ return piglit_check_gl_error(a.expect_status);
+}
+
+static bool
+check_integer(GLenum name, unsigned idx, int expect)
+{
+ int v = 0xdeadcafe;
+
+ glGetIntegeri_v(name, idx, &v);
+ if (v != expect) {
+ fprintf(stderr, "Invalid value for integer %s index %d\n"
+ " Expected: %d\n"
+ " Observed: %d\n",
+ piglit_get_gl_enum_name(name), idx, expect, v);
+ return false;
+ }
+
+ return true;
+}
+
+static bool
+check_tex_parameter(GLenum target, GLuint obj, GLenum name, int expect)
+{
+ int v = 0xdeadcafe;
+
+ glBindTexture(target, obj);
+ glGetTexParameteriv(target, name, &v);
+ if (v != expect) {
+ fprintf(stderr, "Invalid value for tex parameter %s\n"
+ " Expected: %d\n"
+ " Observed: %d\n",
+ piglit_get_gl_enum_name(name), expect, v);
+ return false;
+ }
+
+ return true;
+}
+
+/**
+ * Check that the image unit state matches the result of the specified
+ * action.
+ */
+static bool
+check_action(const struct image_unit_action a)
+{
+ if ((a.action == BIND_NEW ||
+ a.action == BIND_OBJ ||
+ a.action == BIND_IDX) &&
+ a.expect_status == GL_NO_ERROR) {
+ const GLuint obj = (a.action == BIND_NEW ? get_texture(a.idx) :
+ a.action == BIND_IDX ? get_texture(a.obj) :
+ a.obj);
+
+ if (a.action == BIND_NEW &&
+ !check_tex_parameter(a.obj, obj,
+ GL_IMAGE_FORMAT_COMPATIBILITY_TYPE,
+ GL_IMAGE_FORMAT_COMPATIBILITY_BY_SIZE))
+ return false;
+
+ return check_integer(GL_IMAGE_BINDING_NAME, a.idx,
+ obj) &&
+ check_integer(GL_IMAGE_BINDING_LEVEL, a.idx,
+ a.level) &&
+ check_integer(GL_IMAGE_BINDING_LAYERED, a.idx,
+ a.layered) &&
+ check_integer(GL_IMAGE_BINDING_LAYER, a.idx,
+ a.layer) &&
+ check_integer(GL_IMAGE_BINDING_ACCESS, a.idx,
+ a.access) &&
+ check_integer(GL_IMAGE_BINDING_FORMAT, a.idx,
+ a.format);
+
+ } else {
+ return check_integer(GL_IMAGE_BINDING_NAME, a.idx, 0);
+ }
+}
+
+/**
+ * Bind a number of texture objects to different image units and check
+ * that the image unit state was updated correctly.
+ */
+static bool
+run_test_binding(void)
+{
+ const struct image_unit_action *action;
+ bool ret = true;
+ int i;
+
+ for (action = actions; action->action; ++action)
+ ret &= exec_action(*action);
+
+ for (i = 0; i < max_image_units(); ++i)
+ ret &= check_action(get_last_unit_action(i));
+
+ return ret;
+}
+
+static bool
+check_uniform_int(GLuint prog, int loc, int expect)
+{
+ int v = 0xdeadcafe;
+
+ glGetUniformiv(prog, loc, &v);
+ if (v != expect) {
+ fprintf(stderr, "Invalid value for uniform %d\n"
+ " Expected: %d\n"
+ " Observed: %d\n",
+ loc, expect, v);
+ return false;
+ }
+
+ return piglit_check_gl_error(GL_NO_ERROR);
+}
+
+#define CHECK_INVAL_1(prefix, suffix, args, ret) do { \
+ prefix##suffix args; \
+ ret &= piglit_check_gl_error(GL_INVALID_OPERATION); \
+ } while (0)
+
+#define CHECK_INVAL_2(prefix, suffix0, suffix1, args, ret) do { \
+ CHECK_INVAL_1(prefix, suffix0, args, ret); \
+ CHECK_INVAL_1(prefix, suffix1, args, ret); \
+ } while (0)
+
+#define CHECK_INVAL_3(prefix, suffix0, suffix1, suffix2, args, ret) do { \
+ CHECK_INVAL_2(prefix, suffix0, suffix1, args, ret); \
+ CHECK_INVAL_1(prefix, suffix2, args, ret); \
+ } while (0)
+
+/**
+ * Test binding image uniforms to image units for a simple shader
+ * program.
+ */
+static bool
+run_test_uniform(void)
+{
+ const struct grid_info grid =
+ grid_info(GL_FRAGMENT_SHADER, GL_RGBA32F, W, H);
+ GLuint prog = generate_program(
+ grid, GL_FRAGMENT_SHADER,
+ concat(image_hunk(image_info_for_grid(grid), ""),
+ hunk("uniform IMAGE_T imgs[2];\n"
+ "\n"
+ "GRID_T op(ivec2 idx, GRID_T x) {\n"
+ " imageStore(imgs[0], IMAGE_ADDR(idx), x);\n"
+ " imageStore(imgs[1], IMAGE_ADDR(idx), x);\n"
+ " return x;\n"
+ "}\n"), NULL));
+ const int loc = glGetUniformLocation(prog, "imgs");
+ bool ret = prog && check_uniform_int(prog, loc, 0) &&
+ check_uniform_int(prog, loc + 1, 0);
+ int v[2];
+
+ glUseProgram(prog);
+
+ /*
+ * Image uniforms are bound to image units using
+ * glUniform1i{v}.
+ */
+ glUniform1i(loc, 3);
+ ret &= check_uniform_int(prog, loc, 3) &&
+ check_uniform_int(prog, loc + 1, 0);
+
+ glUniform1i(loc + 1, 3);
+ ret &= check_uniform_int(prog, loc, 3) &&
+ check_uniform_int(prog, loc + 1, 3);
+
+ v[0] = 4;
+ v[1] = 5;
+ glUniform1iv(loc, 2, v);
+ ret &= check_uniform_int(prog, loc, 4) &&
+ check_uniform_int(prog, loc + 1, 5);
+
+ /*
+ * GL_INVALID_VALUE is generated if the value specified is
+ * greater than or equal to the value of GL_MAX_IMAGE_UNITS.
+ */
+ glUniform1i(loc, max_image_units());
+ ret &= piglit_check_gl_error(GL_INVALID_VALUE);
+
+ v[0] = 3;
+ v[1] = max_image_units() + 1;
+ glUniform1iv(loc, 2, v);
+ ret &= piglit_check_gl_error(GL_INVALID_VALUE);
+
+ /*
+ * GL_INVALID_VALUE is generated if the value specified is
+ * less than zero.
+ */
+ glUniform1i(loc, -1);
+ ret &= piglit_check_gl_error(GL_INVALID_VALUE);
+
+ v[0] = 3;
+ v[1] = -4;
+ glUniform1iv(loc, 2, v);
+ ret &= piglit_check_gl_error(GL_INVALID_VALUE);
+
+ /*
+ * GL_INVALID_OPERATION is generated by Uniform* functions
+ * other than Uniform1i{v}.
+ */
+ CHECK_INVAL_2(glUniform, 1f, 1ui, (loc, 0), ret);
+ CHECK_INVAL_3(glUniform, 2i, 2f, 2ui, (loc, 0, 0), ret);
+ CHECK_INVAL_3(glUniform, 3i, 3f, 3ui, (loc, 0, 0, 0), ret);
+ CHECK_INVAL_3(glUniform, 4i, 4f, 4ui, (loc, 0, 0, 0, 0), ret);
+
+ CHECK_INVAL_2(glUniform, 1fv, 1uiv, (loc, 1, (void *)v), ret);
+ CHECK_INVAL_3(glUniform, 2iv, 2fv, 2uiv, (loc, 1, (void *)v), ret);
+ CHECK_INVAL_3(glUniform, 3iv, 3fv, 3uiv, (loc, 1, (void *)v), ret);
+ CHECK_INVAL_3(glUniform, 4iv, 4fv, 4uiv, (loc, 1, (void *)v), ret);
+
+ CHECK_INVAL_3(glUniformMatrix, 2fv, 3fv, 4fv,
+ (loc, 1, GL_FALSE, (float *)v), ret);
+ CHECK_INVAL_3(glUniformMatrix, 2x3fv, 3x2fv, 2x4fv,
+ (loc, 1, GL_FALSE, (float *)v), ret);
+ CHECK_INVAL_3(glUniformMatrix, 4x2fv, 3x4fv, 4x3fv,
+ (loc, 1, GL_FALSE, (float *)v), ret);
+
+ if (piglit_is_extension_supported("GL_ARB_gpu_shader_fp64")) {
+ CHECK_INVAL_1(glUniform, 1d, (loc, 0), ret);
+ CHECK_INVAL_1(glUniform, 2d, (loc, 0, 0), ret);
+ CHECK_INVAL_1(glUniform, 3d, (loc, 0, 0, 0), ret);
+ CHECK_INVAL_1(glUniform, 4d, (loc, 0, 0, 0, 0), ret);
+
+ CHECK_INVAL_2(glUniform, 1dv, 2dv, (loc, 1, (double *)v), ret);
+ CHECK_INVAL_2(glUniform, 3dv, 4dv, (loc, 1, (double *)v), ret);
+
+ CHECK_INVAL_3(glUniformMatrix, 2dv, 3dv, 4dv,
+ (loc, 1, GL_FALSE, (double *)v), ret);
+ CHECK_INVAL_3(glUniformMatrix, 2x3dv, 3x2dv, 2x4dv,
+ (loc, 1, GL_FALSE, (double *)v), ret);
+ CHECK_INVAL_3(glUniformMatrix, 4x2dv, 3x4dv, 4x3dv,
+ (loc, 1, GL_FALSE, (double *)v), ret);
+ }
+
+ glDeleteProgram(prog);
+ return ret;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+ enum piglit_result status = PIGLIT_PASS;
+
+ piglit_require_extension("GL_ARB_shader_image_load_store");
+
+ subtest(&status, true, run_test_binding(),
+ "binding state test");
+
+ subtest(&status, true, run_test_uniform(),
+ "uniform state test");
+
+ piglit_report_result(status);
+}
+
+enum piglit_result
+piglit_display(void)
+{
+ return PIGLIT_FAIL;
+}
--
2.1.1
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