tests/spec/arb_texture_view/rendering-r32ui.c

   1 /*
   2  * Copyright (c) 2017 Józef Kucia <joseph.kucia@gmail.com>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 /**
  25  * \file rendering-r32ui.c
  26  * Exercises a Radeonsi bug.
  27  */
  28
  29 #include "piglit-util-gl.h"
  30
  31 PIGLIT_GL_TEST_CONFIG_BEGIN
  32
  33 config.supports_gl_compat_version = 30;
  34 config.window_visual = PIGLIT_GL_VISUAL_RGBA | PIGLIT_GL_VISUAL_DOUBLE;
  35 config.khr_no_error_support = PIGLIT_NO_ERRORS;
  36
  37 PIGLIT_GL_TEST_CONFIG_END
  38
  39 static const char *vs =
  40         "#version 130\n"
  41         "void main() { \n"
  42         "       gl_Position = gl_Vertex;\n"
  43         "}\n";
  44
  45 static const char *ps =
  46         "#version 130\n"
  47         "out uvec4 color;\n"
  48         "void main() {\n"
  49         "       color = uvec4(0xff, 0, 0, 0);\n"
  50         "}\n";
  51
  52 #define TEX_SIZE 64
  53
  54 enum piglit_result
  55 piglit_display(void)
  56 {
  57         return PIGLIT_FAIL;
  58 }
  59
  60 void
  61 piglit_init(int argc, char **argv)
  62 {
  63         GLuint tex, view, framebuffer, prog;
  64         GLuint data[TEX_SIZE * TEX_SIZE];
  65         bool pass = true;
  66
  67         piglit_require_gl_version(30);
  68         piglit_require_extension("GL_ARB_texture_view");
  69
  70         glGenTextures(1, &tex);
  71         glBindTexture(GL_TEXTURE_2D, tex);
  72         glTexStorage2D(GL_TEXTURE_2D, 1, GL_R32F, TEX_SIZE, TEX_SIZE);
  73
  74         glGenTextures(1, &view);
  75         glTextureView(view, GL_TEXTURE_2D, tex, GL_R32UI, 0, 1, 0, 1);
  76
  77         glGenFramebuffers(1, &framebuffer);
  78         glBindFramebuffer(GL_FRAMEBUFFER, framebuffer);
  79         glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
  80                                GL_TEXTURE_2D, view, 0);
  81
  82         prog = piglit_build_simple_program(vs, ps);
  83         glUseProgram(prog);
  84
  85         piglit_draw_rect(-1, -1, 2, 2);
  86
  87         glBindTexture(GL_TEXTURE_2D, view);
  88         glGetTexImage(GL_TEXTURE_2D, 0, GL_RED_INTEGER, GL_UNSIGNED_INT,
  89                       data);
  90         if (data[0] != 0xff) {
  91                 printf("Got value %#x\n", data[0]);
  92                 pass = false;
  93         }
  94
  95         glDeleteTextures(1, &view);
  96         glDeleteTextures(1, &tex);
  97         glDeleteFramebuffers(1, &framebuffer);
  98         glDeleteProgram(prog);
  99
 100         pass = piglit_check_gl_error(GL_NO_ERROR) && pass;
 101         piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
 102 }