From: Nanley Chery <nanley.g.ch...@intel.com> These tests check that 2D texture arrays work for the 5x5 and 12x12 block sizes.
Signed-off-by: Nanley Chery <nanley.g.ch...@intel.com> --- .../khr_texture_compression_astc/CMakeLists.gl.txt | 1 + .../compressed/hdr/array/waffles-12x12.ktx | Bin 0 -> 5888 bytes .../compressed/hdr/array/waffles-5x5.ktx | Bin 0 -> 30400 bytes .../compressed/ldrl/array/waffles-12x12.ktx | Bin 0 -> 11680 bytes .../compressed/ldrl/array/waffles-5x5.ktx | Bin 0 -> 30400 bytes .../compressed/ldrs/array/waffles-12x12.ktx | Bin 0 -> 11680 bytes .../compressed/ldrs/array/waffles-5x5.ktx | Bin 0 -> 30400 bytes .../khr_compressed_astc-miptree-array.c | 294 +++++++++++++++++++++ 8 files changed, 295 insertions(+) create mode 100644 tests/spec/khr_texture_compression_astc/compressed/hdr/array/waffles-12x12.ktx create mode 100644 tests/spec/khr_texture_compression_astc/compressed/hdr/array/waffles-5x5.ktx create mode 100644 tests/spec/khr_texture_compression_astc/compressed/ldrl/array/waffles-12x12.ktx create mode 100644 tests/spec/khr_texture_compression_astc/compressed/ldrl/array/waffles-5x5.ktx create mode 100644 tests/spec/khr_texture_compression_astc/compressed/ldrs/array/waffles-12x12.ktx create mode 100644 tests/spec/khr_texture_compression_astc/compressed/ldrs/array/waffles-5x5.ktx create mode 100644 tests/spec/khr_texture_compression_astc/khr_compressed_astc-miptree-array.c diff --git a/tests/spec/khr_texture_compression_astc/CMakeLists.gl.txt b/tests/spec/khr_texture_compression_astc/CMakeLists.gl.txt index 79500f7..5b1c4c7 100644 --- a/tests/spec/khr_texture_compression_astc/CMakeLists.gl.txt +++ b/tests/spec/khr_texture_compression_astc/CMakeLists.gl.txt @@ -10,6 +10,7 @@ link_libraries ( ) piglit_add_executable(khr_compressed_astc-miptree_${piglit_target_api} khr_compressed_astc-miptree.c) +piglit_add_executable(khr_compressed_astc-array_${piglit_target_api} khr_compressed_astc-miptree-array.c) piglit_add_executable(khr_compressed_astc-basic_${piglit_target_api} khr_compressed_astc-basic.c) # vim: ft=cmake: diff --git a/tests/spec/khr_texture_compression_astc/compressed/hdr/array/waffles-12x12.ktx b/tests/spec/khr_texture_compression_astc/compressed/hdr/array/waffles-12x12.ktx new file mode 100644 index 0000000..88303a5 Binary files /dev/null and b/tests/spec/khr_texture_compression_astc/compressed/hdr/array/waffles-12x12.ktx differ diff --git a/tests/spec/khr_texture_compression_astc/compressed/hdr/array/waffles-5x5.ktx b/tests/spec/khr_texture_compression_astc/compressed/hdr/array/waffles-5x5.ktx new file mode 100644 index 0000000..c7b1cba Binary files /dev/null and b/tests/spec/khr_texture_compression_astc/compressed/hdr/array/waffles-5x5.ktx differ diff --git a/tests/spec/khr_texture_compression_astc/compressed/ldrl/array/waffles-12x12.ktx b/tests/spec/khr_texture_compression_astc/compressed/ldrl/array/waffles-12x12.ktx new file mode 100644 index 0000000..b9ef01f Binary files /dev/null and b/tests/spec/khr_texture_compression_astc/compressed/ldrl/array/waffles-12x12.ktx differ diff --git a/tests/spec/khr_texture_compression_astc/compressed/ldrl/array/waffles-5x5.ktx b/tests/spec/khr_texture_compression_astc/compressed/ldrl/array/waffles-5x5.ktx new file mode 100644 index 0000000..2cb8df8 Binary files /dev/null and b/tests/spec/khr_texture_compression_astc/compressed/ldrl/array/waffles-5x5.ktx differ diff --git a/tests/spec/khr_texture_compression_astc/compressed/ldrs/array/waffles-12x12.ktx b/tests/spec/khr_texture_compression_astc/compressed/ldrs/array/waffles-12x12.ktx new file mode 100644 index 0000000..c0d7dda Binary files /dev/null and b/tests/spec/khr_texture_compression_astc/compressed/ldrs/array/waffles-12x12.ktx differ diff --git a/tests/spec/khr_texture_compression_astc/compressed/ldrs/array/waffles-5x5.ktx b/tests/spec/khr_texture_compression_astc/compressed/ldrs/array/waffles-5x5.ktx new file mode 100644 index 0000000..7cdc7a1 Binary files /dev/null and b/tests/spec/khr_texture_compression_astc/compressed/ldrs/array/waffles-5x5.ktx differ diff --git a/tests/spec/khr_texture_compression_astc/khr_compressed_astc-miptree-array.c b/tests/spec/khr_texture_compression_astc/khr_compressed_astc-miptree-array.c new file mode 100644 index 0000000..c1f8fa2 --- /dev/null +++ b/tests/spec/khr_texture_compression_astc/khr_compressed_astc-miptree-array.c @@ -0,0 +1,294 @@ +/* + * Copyright 2015 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 + * \brief Test texturing from an ASTC miptree of a real image. + * + * This is an adaptation of the khr_texture_compression_astc-miptree test. + * + * This test draws miplevels of the compressed textures in a 2D array + * according to the MIPLAYOUT_BELOW organization scheme. Each miplevel of + * both images are compared for equality after each level is drawn. + */ + +#include "piglit-util-gl.h" +#include "piglit_ktx.h" + +#define num_levels 8 +#define level0_width 160 +#define level0_height 106 + +#define num_vertices 4 + +static GLuint prog; + +static struct piglit_gl_test_config *piglit_config; + + +/** + * The \a filename is relative to the current test's source directory. + * + * A new texture is created and returned in \a tex_name. + */ +static void +load_texture(const char *dir1, const char *dir2, + const char *filename, GLuint *tex_name) +{ + struct piglit_ktx *ktx; + const struct piglit_ktx_info *info; + char filepath[4096]; + bool ok = true; + + piglit_join_paths(filepath, sizeof(filepath), 7, + piglit_source_dir(), + "tests", + "spec", + "khr_texture_compression_astc", + dir1, + dir2, + filename); + + ktx = piglit_ktx_read_file(filepath); + if (ktx == NULL) + piglit_report_result(PIGLIT_FAIL); + + + info = piglit_ktx_get_info(ktx); + assert(info->num_miplevels == num_levels); + assert((info->target == GL_TEXTURE_2D_ARRAY) || (info->target == GL_TEXTURE_2D)); + assert(info->pixel_width == level0_width); + assert(info->pixel_height== level0_height); + + *tex_name = 0; + ok = piglit_ktx_load_texture(ktx, tex_name, NULL); + if (!ok) + piglit_report_result(PIGLIT_FAIL); + + piglit_ktx_destroy(ktx); +} + +/** Compares the compresseed texture against the decompressed texture */ +bool draw_compare_levels(GLint index, + GLint level_pixel_size_loc, GLint pixel_offset_loc, + GLuint compressed_tex) +{ + unsigned y = 0; + unsigned x = 0; + bool pass = true; + int level = 0; + + glBindTexture(GL_TEXTURE_2D_ARRAY, compressed_tex); + + for (; level < num_levels; ++level) { + int w = level0_width >> level; + int h = level0_height >> level; + glUniform2f(level_pixel_size_loc, (float) w, (float) h); + + /* Draw miplevel of compressed texture 1. */ + glUniform2f(pixel_offset_loc, x, y); + glUniform1i(index, 0); + glDrawArrays(GL_TRIANGLE_FAN, 0, num_vertices); + + /* Draw miplevel of compressed texture 2. */ + glUniform2f(pixel_offset_loc, level0_width + x, y); + glUniform1i(index, 1); + glDrawArrays(GL_TRIANGLE_FAN, 0, num_vertices); + + if (pass) { + pass = piglit_probe_rects_equal(x, y, + level0_width + x, y, + w, h, GL_RGBA); + + if (!pass) + piglit_loge("Miplevel %d", level); + } + + /* Update the next miplevel arrangement */ + if (level == 1) + x += w; + else + y += h; + } + + piglit_present_results(); + return pass; +} + +enum piglit_result +test_miptrees(void* odd) +{ + int subtest = 0; + int block_dims = *(bool*)odd; + + /* Texture objects. */ + GLuint compressed_tex; + + static const char * tests[3] = {"hdr", "ldrs", "ldrl"}; + static const char * block_dim_str[2] = {"12x12", "5x5"}; + + + GLint pixel_offset_loc = glGetUniformLocation(prog, "pixel_offset"); + GLint level_pixel_size_loc = glGetUniformLocation(prog, + "level_pixel_size"); + GLint index = glGetUniformLocation(prog, "index"); + + /* Generate filename for compressed texture */ + char cur_file[50]; + snprintf(cur_file, sizeof(cur_file), "array/waffles-%s.ktx", + block_dim_str[block_dims]); + + /* Test each submode */ + for (; subtest < ARRAY_SIZE(tests); ++subtest) { + + /* Load texture for current submode and block size */ + load_texture("compressed", tests[subtest], cur_file, + &compressed_tex); + + /* Draw and compare each level of the two textures */ + glClear(GL_COLOR_BUFFER_BIT); + if (!draw_compare_levels(index, level_pixel_size_loc, + pixel_offset_loc, compressed_tex)) { + piglit_loge("Mode %s Block %s.", tests[subtest], + block_dim_str[block_dims]); + return PIGLIT_FAIL; + } + } + return PIGLIT_PASS; +} + +PIGLIT_GL_TEST_CONFIG_BEGIN + + piglit_config = &config; + config.supports_gl_compat_version = 11; + config.supports_gl_es_version = 10; + + config.window_width = 2 * level0_width; + config.window_height = level0_height + (level0_height >> 1); + config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE; + static bool is_odd[2] = {true, false}; + + config.subtests = (struct piglit_subtest[]) { + { + "5x5 Block Dim", + "odd", + test_miptrees, + &is_odd[0] + }, + { + "12x12 Block Dim", + "even", + test_miptrees, + &is_odd[1] + }, + {NULL}, + }; + +PIGLIT_GL_TEST_CONFIG_END + +void +piglit_init(int argc, char **argv) +{ + static const char vs_source[] = + "#version 130\n" + "\n" + "uniform vec2 window_pixel_size;\n" + "uniform vec2 level_pixel_size;\n" + "uniform vec2 pixel_offset;\n" + "\n" + "// vertex is some corner of the unit square [0,1]^2 \n" + "attribute vec2 vertex;\n" + "varying vec2 tex_coord;\n" + "\n" + "void main()\n" + "{\n" + " vec2 pos = vertex;\n" + " pos *= level_pixel_size;\n" + " pos += pixel_offset;\n" + " pos /= 0.5 * window_pixel_size;\n" + " pos -= vec2(1, 1);\n" + " gl_Position = vec4(pos.xy, 0.0, 1.0);\n" + "\n" + " tex_coord = vertex;\n" + "}\n"; + + static const char fs_source[] = + "#version 130\n" + "precision highp float;\n" + "\n" + "uniform sampler2DArray tex;\n" + "uniform int index;\n" + "varying vec2 tex_coord;\n" + "\n" + "void main()\n" + "{\n" + " vec4 t = texture(tex, vec3(tex_coord.x, tex_coord.y, index));\n" + " gl_FragColor = vec4(t.rgb, 1.0);\n" + "}\n"; + + /* Vertices to draw a square triangle strip. */ + static const GLfloat vertices[2 * num_vertices] = { + 0, 0, + 1, 0, + 1, 1, + 0, 1, + }; + + GLint vertex_loc; + GLuint vertex_buf; + GLuint vao; + + piglit_require_extension("GL_KHR_texture_compression_astc_ldr"); + + glClearColor(0.9098, 0.8314, 0.7843, 1.0); + glViewport(0, 0, piglit_width, piglit_height); + + glGenBuffers(1, &vertex_buf); + glBindBuffer(GL_ARRAY_BUFFER, vertex_buf); + + glGenVertexArrays(1, &vao); + glBindVertexArray(vao); + + prog = piglit_build_simple_program(vs_source, fs_source); + glReleaseShaderCompiler(); + glUseProgram(prog); + + vertex_loc = glGetAttribLocation(prog, "vertex"); + glEnableVertexAttribArray(vertex_loc); + glVertexAttribPointer(vertex_loc, 2, GL_FLOAT, GL_FALSE, 0, NULL); + glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, + GL_STATIC_DRAW); + + glUniform1i(glGetUniformLocation(prog, "tex"), 0); + glUniform2f(glGetUniformLocation(prog, "window_pixel_size"), + piglit_width, piglit_height); +} + +enum piglit_result +piglit_display(void) +{ + return piglit_run_selected_subtests(piglit_config->subtests, + piglit_config->selected_subtests, + piglit_config->num_selected_subtests, + PIGLIT_SKIP); +} -- 2.5.0 _______________________________________________ Piglit mailing list Piglit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/piglit