Ejemplos de piglit_checkerboard_texture en C++ (Cpp)

Ejemplo n.º 1

Archivo: fbo-blit-stretch.cpp Proyecto: ThirteenFish/piglit

static GLboolean
run_test(const TestCase &test)
{
	describe(test);

	GLboolean pass;

	GLuint tex;
	GLuint fbo;
	GLenum status;

	glGenFramebuffers(1, &fbo);
	glBindFramebuffer(GL_FRAMEBUFFER, fbo);

#if CHECKERBOARD
	const float color1[4] = {1.0f, 0.0f, 0.0f, 1.0f};
	const float color2[4] = {0.0f, 1.0f, 0.0f, 1.0f};
	tex = piglit_checkerboard_texture(0, 0, test.srcW, test.srcH, 1, 1,  color1, color2);
#else
	tex = piglit_rgbw_texture(GL_RGBA, test.srcW, test.srcH, GL_FALSE, GL_TRUE, GL_UNSIGNED_NORMALIZED);
#endif
	glBindTexture(GL_TEXTURE_2D, tex);

	glFramebufferTexture2D(GL_FRAMEBUFFER,
			       GL_COLOR_ATTACHMENT0,
			       GL_TEXTURE_2D,
			       tex,
			       0);
	assert(glGetError() == 0);

	status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
	if (status != GL_FRAMEBUFFER_COMPLETE) {
		pass = GL_TRUE;
	} else {
		glViewport(0, 0, piglit_width, piglit_height);
		piglit_ortho_projection(piglit_width, piglit_height, GL_FALSE);

		glBindFramebuffer(GL_READ_FRAMEBUFFER, fbo);
		glBindFramebuffer(GL_DRAW_FRAMEBUFFER, piglit_winsys_fbo);

		blit(test);

		pass = verify(test, fbo, 0, 3);

		if (!piglit_automatic) {
			piglit_present_results();
			if (!pass) {
				//getchar();
			}
		}
	}

	glBindFramebuffer(GL_FRAMEBUFFER, piglit_winsys_fbo);
	glDeleteFramebuffers(1, &fbo);
	glDeleteTextures(1, &tex);

	return pass;
}

Ejemplo n.º 2

Archivo: tex-border-1.c Proyecto: blaztinn/piglit

enum piglit_result
piglit_display(void)
{
	float black[4] = {0.0, 0.0, 0.0, 0.0};
	float white[4] = {1.0, 1.0, 1.0, 0.0};
	float red[4] =   {1.0, 0.0, 0.0, 0.0};
	float green[4] = {0.0, 1.0, 0.0, 0.0};
	float blue[4] =  {0.0, 0.0, 1.0, 0.0};
	GLboolean pass = GL_TRUE;
	GLuint tex;

	tex = piglit_checkerboard_texture(0, /* name */
					  0, /* level */
					  2, 2, /* width/height */
					  1, 1, /* checkerboard size */
					  black, white);

	glEnable(GL_TEXTURE_2D);
	glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);

	glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, red);
	piglit_draw_rect_tex(-1, -1, 1, 1,
			     -2, -2, 0, 0);

	glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, green);
	piglit_draw_rect_tex( 0, -1, 1, 1,
			     -2, -2, 0, 0);

	glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, blue);
	piglit_draw_rect_tex(-1,  0, 1, 1,
			     -2, -2, 0, 0);

	glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, white);
	piglit_draw_rect_tex( 0,  0, 1, 1,
			     -2, -2, 0, 0);

	pass = piglit_probe_pixel_rgb(piglit_width * 1 / 4,
				      piglit_height * 1 / 4, red) && pass;
	pass = piglit_probe_pixel_rgb(piglit_width * 3 / 4,
				      piglit_height * 1 / 4, green) && pass;
	pass = piglit_probe_pixel_rgb(piglit_width * 1 / 4,
				      piglit_height * 3 / 4, blue) && pass;
	pass = piglit_probe_pixel_rgb(piglit_width * 3 / 4,
				      piglit_height * 3 / 4, white) && pass;

	glDeleteTextures(1, &tex);

	glutSwapBuffers();

	return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}

Ejemplo n.º 3

Archivo: glsl-link-empty-prog.c Proyecto: chemecse/piglit

void
piglit_init(int argc, char **argv)
{
	piglit_require_gl_version(20);

	prog = glCreateProgram();

	glLinkProgram(prog);
	if (!piglit_link_check_status(prog))
		piglit_report_result(PIGLIT_FAIL);

	glUseProgram(prog);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	glGenTextures(1, &tex);
	glBindTexture(GL_TEXTURE_2D, tex);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
	glEnable(GL_TEXTURE_2D);
	piglit_checkerboard_texture(tex, 0, 16, 16, 2, 2, black, white);

	piglit_ortho_projection(piglit_width, piglit_height, GL_FALSE);
}