Attachment 53275 Details for Bug 42688 – attribute0-fixed-function-vertex.c

attribute0-fixed-function-vertex.c

attribute0-fixed-function-vertex.c (text/plain), 2.66 KB, created by zhao jian on 2011-11-07 18:43:28 UTC

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Creator: zhao jian

Created: 2011-11-07 18:43:28 UTC

Size: 2.66 KB

patch

obsolete

>/*
> * Copyright Â© 2010, 2011 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.
> *
> *
> * Authors:
> *  *    Jian Zhao <jian.j.zhao@intel.com>
> *   *
> *
> */
>
>/**
> * \file attribute0-fixed-function-vertex.c
> * Verify that applications can use attribute 0 with fixed function in vertex.
> */
>
>#include "piglit-util.h"
>
>int piglit_width = 100, piglit_height = 100;
>int piglit_window_mode = GLUT_RGBA | GLUT_DOUBLE;
>
>static const char fs_text[] =
>	"void main() { gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0); }\n"
>	;
>
>static GLuint prog;
>
>static const float green[] = { 0.0, 1.0, 0.0, 1.0 };
>static const float blue[] = { 0.0, 0.0, 1.0, 1.0 };
>static const float vertex[] = {0.5, 0.5, 0.0, 1, 0.5, -1.0, 0.0, 1, -1.0, 0.5, 0.0, 1};
>
>enum piglit_result
>piglit_display(void)
>{
>	GLboolean pass = GL_TRUE;
>
>	glClear(GL_COLOR_BUFFER_BIT);
>
>	glVertexAttribPointer(0, 4, GL_FLOAT, GL_FALSE, 0, &vertex[0]);
>	glEnableVertexAttribArray(0);
>	glDrawArrays(GL_TRIANGLES, 0, 3);
>
>	pass &= piglit_probe_pixel_rgb(piglit_width / 4, piglit_height / 4,
>				       blue);
>	pass &= piglit_probe_pixel_rgb(piglit_width / 2, piglit_height / 2,
>				       green);
>
>	assert(!glGetError());
>
>	glutSwapBuffers();
>
>	return pass ? PIGLIT_PASS : PIGLIT_FAIL;
>}
>
>void
>piglit_init(int argc, char **argv)
>{
>	GLuint fs;
>
>	piglit_require_fragment_shader();
>
>	fs = piglit_compile_shader_text(GL_FRAGMENT_SHADER, fs_text);
>	prog = piglit_link_simple_program(0, fs);
>
>	piglit_LinkProgram(prog);
>	piglit_link_check_status(prog);
>
>	piglit_UseProgram(prog);
>
>	glClearColor(blue[0], blue[1], blue[2], blue[3]);
>}

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Attachments on bug 42688: 53275

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