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/*
* Copyright © 2013 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 fbo-incomplete-invalid-texture.c
* Try reproducing a segfault in Mesa by attaching a "broken" texture to an
* FBO, the unbind and rebind the FBO.
*/
#include "piglit-util-gl.h"
PIGLIT_GL_TEST_CONFIG_BEGIN
config.supports_gl_compat_version = 10;
config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
PIGLIT_GL_TEST_CONFIG_END
enum piglit_result
piglit_display(void)
{
return PIGLIT_FAIL;
}
void
piglit_init(int argc, char **argv)
{
bool pass = true;
GLuint tex;
GLuint fbo;
GLenum status;
piglit_require_extension("GL_ARB_framebuffer_object");
piglit_require_extension("GL_ARB_depth_texture");
glGenTextures(1, &tex);
glBindTexture(GL_TEXTURE_2D, tex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glGenFramebuffers(1, &fbo);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, fbo);
/* The format of the pixel data is invalid for the specified
* internalFormat. This should fail and generate
* GL_INVALID_OPERATION. This leaves the texture in a weird, broken
* state.
*/
glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT, 4, 4, 0,
GL_RGBA, GL_FLOAT, NULL);
if (!piglit_check_gl_error(GL_INVALID_OPERATION)) {
pass = false;
goto cleanup;
}
/* Attach the broken texture to the FBO.
*/
glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
GL_TEXTURE_2D, tex, 0);
if (!piglit_check_gl_error(GL_NO_ERROR)) {
pass = false;
goto cleanup;
}
/* Unbind and rebind the FBO. At one point on Mesa this triggered a
* segfault down inside the glBindFramebuffer code.
*/
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, piglit_winsys_fbo);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, fbo);
status = glCheckFramebufferStatus(GL_DRAW_FRAMEBUFFER);
if (status != GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT) {
fprintf(stderr,
"status was %s (0x%04x), expected %s (0x%04x).\n",
piglit_get_gl_enum_name(status),
status,
"GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT",
GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT);
pass = false;
goto cleanup;
}
cleanup:
glBindTexture(GL_TEXTURE_2D, 0);
glBindFramebuffer(GL_READ_FRAMEBUFFER, piglit_winsys_fbo);
glDeleteTextures(1, &tex);
glDeleteFramebuffers(1, &fbo);
piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
}
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