/* * Copyright © 2020 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 unused-attributes.c * Tests that unused attributes in GL_ARB_vertex_program don't affect * attributes that are actually used. * See https://gitlab.freedesktop.org/mesa/mesa/issues/2758 */ #include "piglit-util-gl.h" PIGLIT_GL_TEST_CONFIG_BEGIN config.supports_gl_compat_version = 10; config.window_visual = PIGLIT_GL_VISUAL_RGBA | PIGLIT_GL_VISUAL_DOUBLE; config.khr_no_error_support = PIGLIT_NO_ERRORS; PIGLIT_GL_TEST_CONFIG_END static GLfloat pos[4][3] = { { 1.0, -1.0, 0.0 }, { 1.0, 1.0, 0.0 }, { -1.0, 1.0, 0.0 }, { -1.0, -1.0, 0.0 } }; static GLfloat norms[4][3] = { { 1, 0, 0}, { 1, 0, 0}, { 1, 0, 0}, { 1, 0, 0} }; static GLfloat colors[4][4] = { { 1, 0, 0, 1}, { 1, 0, 0, 1}, { 1, 0, 0, 1}, { 1, 0, 0, 1} }; static GLfloat texcoords[4][4] = { { 0, 1, 0, 1}, { 0, 1, 0, 1}, { 0, 1, 0, 1}, { 0, 1, 0, 1} }; static enum piglit_result test_conventional_attribs(void *data) { static const char *vertProgramText = "!!ARBvp1.0 \n" "TEMP temp1, temp2;\n" "MOV temp1, vertex.normal;\n" "MOV temp2, vertex.color;\n" "MOV result.position, vertex.position;\n" "MOV result.color, vertex.texcoord;\n" "END"; static const char *fragProgramText = "!!ARBfp1.0 \n" "MOV result.color, fragment.color;\n" "END"; static const GLfloat expected[4] = {0.0, 1.0, 0.0, 1.0}; bool pass = true; GLuint vertProg, fragProg; glEnable(GL_FRAGMENT_PROGRAM_ARB); glEnable(GL_VERTEX_PROGRAM_ARB); fragProg = piglit_compile_program(GL_FRAGMENT_PROGRAM_ARB, fragProgramText); glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, fragProg); vertProg = piglit_compile_program(GL_VERTEX_PROGRAM_ARB, vertProgramText); glBindProgramARB(GL_VERTEX_PROGRAM_ARB, vertProg); glVertexPointer(3, GL_FLOAT, 0, pos); glNormalPointer(GL_FLOAT, 0, norms); glColorPointer(4, GL_FLOAT, 0, colors); glTexCoordPointer(4, GL_FLOAT, 0, texcoords); glEnableClientState(GL_VERTEX_ARRAY); glEnableClientState(GL_NORMAL_ARRAY); glEnableClientState(GL_COLOR_ARRAY); glEnableClientState(GL_TEXTURE_COORD_ARRAY); glClearColor(0.0, 0.0, 0.0, 1); glClear(GL_COLOR_BUFFER_BIT); glDrawArrays(GL_TRIANGLE_FAN, 0, 4); pass = piglit_probe_pixel_rgba(piglit_width - 1, piglit_height - 1, expected); piglit_present_results(); glDisableClientState(GL_VERTEX_ARRAY); glDisableClientState(GL_NORMAL_ARRAY); glDisableClientState(GL_COLOR_ARRAY); glDisableClientState(GL_TEXTURE_COORD_ARRAY); glDeleteProgramsARB(1, &vertProg); glDeleteProgramsARB(1, &fragProg); glDisable(GL_FRAGMENT_PROGRAM_ARB); glDisable(GL_VERTEX_PROGRAM_ARB); return pass ? PIGLIT_PASS : PIGLIT_FAIL; } static enum piglit_result test_generic_attribs(void *data) { static const char *vertProgramText = "!!ARBvp1.0 \n" "TEMP temp1, temp2;\n" "MOV temp1, vertex.attrib[1];\n" "MOV temp2, vertex.attrib[2];\n" "MOV result.position, vertex.attrib[0];\n" "MOV result.color, vertex.attrib[7];\n" "END"; static const char *fragProgramText = "!!ARBfp1.0 \n" "MOV result.color, fragment.color;\n" "END"; static const GLfloat expected[4] = {0.0, 1.0, 0.0, 1.0}; bool pass = true; GLuint vertProg, fragProg; glEnable(GL_FRAGMENT_PROGRAM_ARB); glEnable(GL_VERTEX_PROGRAM_ARB); fragProg = piglit_compile_program(GL_FRAGMENT_PROGRAM_ARB, fragProgramText); glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, fragProg); vertProg = piglit_compile_program(GL_VERTEX_PROGRAM_ARB, vertProgramText); glBindProgramARB(GL_VERTEX_PROGRAM_ARB, vertProg); glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(GLfloat), pos); glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(GLfloat), norms); glVertexAttribPointer(2, 4, GL_FLOAT, GL_FALSE, 4 * sizeof(GLfloat), colors); glVertexAttribPointer(7, 4, GL_FLOAT, GL_FALSE, 4 * sizeof(GLfloat), texcoords); glEnableVertexAttribArray(0); glEnableVertexAttribArray(1); glEnableVertexAttribArray(2); glEnableVertexAttribArray(7); glClearColor(0.0, 0.0, 0.0, 1); glClear(GL_COLOR_BUFFER_BIT); glDrawArrays(GL_TRIANGLE_FAN, 0, 4); pass = piglit_probe_pixel_rgba(piglit_width - 1, piglit_height - 1, expected); piglit_present_results(); glDisableVertexAttribArray(0); glDisableVertexAttribArray(1); glDisableVertexAttribArray(2); glDisableVertexAttribArray(7); glDeleteProgramsARB(1, &vertProg); glDeleteProgramsARB(1, &fragProg); glDisable(GL_FRAGMENT_PROGRAM_ARB); glDisable(GL_VERTEX_PROGRAM_ARB); return pass ? PIGLIT_PASS : PIGLIT_FAIL; } enum piglit_result piglit_display(void) { return PIGLIT_FAIL; } void piglit_init(int argc, char **argv) { piglit_require_extension("GL_ARB_vertex_program"); piglit_require_extension("GL_ARB_fragment_program"); struct piglit_subtest tests[] = { { "Unused conventional attributes", "conventional-attribs", &test_conventional_attribs, NULL }, { "Unused generic attributes", "generic-attribs", &test_generic_attribs, NULL }, { NULL } }; enum piglit_result result = piglit_run_selected_subtests(tests, NULL, 0, PIGLIT_PASS); piglit_report_result(result); }