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/*
* Copyright © 2010 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 glsl-invalid-asm-02.c
* Attempting to render with an invalid ARB_vp shader should generate an error.
*
* Based on code inspection it was found that Mesa does not correctly generate
* the draw-time error if a GLSL shader is used with an invalid assembly
* (GL_ARB_vertex_program or GL_ARB_fragment_program) program. This test
* attempts to reproduce this failure using an assembly vertex program.
*/
#include "piglit-util-gl-common.h"
static const char fs_text[] =
"void main() { gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0); }";
static const char vp_text[] =
"this won't compile";
PIGLIT_GL_TEST_MAIN(
100 /*window_width*/,
100 /*window_height*/,
GLUT_RGB | GLUT_DOUBLE)
enum piglit_result
piglit_display(void)
{
static GLboolean logged = GL_FALSE;
GLboolean pass = GL_TRUE;
GLenum err;
glClearColor(0.5, 0.5, 0.5, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
piglit_draw_rect(-1.0, -1.0, 2.0, 2.0);
err = glGetError();
if (err != GL_INVALID_OPERATION) {
if (!logged) {
printf("Unexpected OpenGL error state 0x%04x with bad "
"vertex program at draw (expected 0x%04x).\n",
err, GL_INVALID_OPERATION);
logged = GL_TRUE;
}
pass = GL_FALSE;
}
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
void
piglit_init(int argc, char **argv)
{
GLuint fs;
GLuint vp;
GLuint prog;
GLenum err;
if (piglit_get_gl_version() < 20) {
printf("Requires OpenGL 2.0\n");
piglit_report_result(PIGLIT_SKIP);
}
piglit_require_extension("GL_ARB_vertex_program");
fs = piglit_compile_shader_text(GL_FRAGMENT_SHADER, fs_text);
prog = piglit_link_simple_program(fs, 0);
glUseProgram(prog);
glGenProgramsARB(1, &vp);
glBindProgramARB(GL_VERTEX_PROGRAM_ARB, vp);
glProgramStringARB(GL_VERTEX_PROGRAM_ARB,
GL_PROGRAM_FORMAT_ASCII_ARB,
strlen(vp_text),
(const GLubyte *) vp_text);
err = glGetError();
if (err != GL_INVALID_OPERATION) {
printf("Unexpected OpenGL error state 0x%04x with bad "
"vertex program (expected 0x%04x).\n",
err, GL_INVALID_OPERATION);
piglit_report_result(PIGLIT_FAIL);
}
glEnable(GL_VERTEX_PROGRAM_ARB);
/* Clear all GL error state.
*/
while (glGetError() != 0)
/* empty */ ;
}
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