C++ piglit_draw_rect函数代码示例

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本文整理汇总了C++中piglit_draw_rect函数的典型用法代码示例。如果您正苦于以下问题：C++ piglit_draw_rect函数的具体用法？C++ piglit_draw_rect怎么用？C++ piglit_draw_rect使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了piglit_draw_rect函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: piglit_display

enum piglit_result
piglit_display(void)
{
	bool pass = true;

	glClear(GL_COLOR_BUFFER_BIT);

	for (int i = 0; true; ++i) {
		glUniform1i(render_pass_loc, i);
		if (i%2)
			piglit_draw_rect(0, -1, 1, 2);
		else
			piglit_draw_rect(-1, -1, 1, 2);
		if (i >= 5)
			break;
		glTextureBarrier();
	}

	unsigned color = 1;
	color *= 2;
	color += 2;
	color ^= 1023;
	color <<= 2;
	const unsigned expected_left[] = { color, 0, 0, 1 };
	color %= 32;
	const unsigned expected_right[] = { color, 0, 0, 1 };
	pass = piglit_probe_rect_rgba_uint(0, 0, width / 2, height,
					   expected_left) && pass;
	pass = piglit_probe_rect_rgba_uint(width / 2, 0, width / 2, height,
					   expected_right) && pass;

	pass = piglit_check_gl_error(GL_NO_ERROR) && pass;

	return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}

开发者ID:chemecse，项目名称:piglit，代码行数:35，代码来源:texture-halves-ping-pong-operation-chain.c

示例2: piglit_display

PIGLIT_GL_TEST_CONFIG_END

enum piglit_result
piglit_display(void)
{
	bool pass = true;
	float green[4] = {0.0, 1.0, 0.0, 0.0};
	float vertex_data[] = {
		-0.5, -0.5,
		0.5, -0.5,
		0.0, 0.5,
		0.0, 0.0
	};

	glDisable(GL_RASTERIZER_DISCARD);
	glColor4f(0.0, 1.0, 0.0, 0.0);
	piglit_draw_rect(-1, -1, 2, 2);

	glEnable(GL_RASTERIZER_DISCARD);
	glColor4f(1.0, 0.0, 0.0, 0.0);
	piglit_draw_rect(-1, -1, 2, 2);
	glVertexPointer(2, GL_FLOAT, 0, vertex_data);
	glEnableClientState(GL_VERTEX_ARRAY);
	glDrawArrays(GL_LINE_LOOP, 0, 3);
	glDrawArrays(GL_POINTS, 3, 1);

	pass = piglit_probe_rect_rgba(0, 0, piglit_width, piglit_height, green);

	piglit_present_results();

	return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}

开发者ID:chemecse，项目名称:piglit，代码行数:32，代码来源:discard-drawarrays.c

示例3: test_readpixels

static enum piglit_result test_readpixels(void)
{
	/* Clear stencil to 0xfe. */
	glClearStencil(0xfefe);
	glClear(GL_STENCIL_BUFFER_BIT);

	/* Initialize stencil. */
	glEnable(GL_STENCIL_TEST);
	glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);

	glStencilFunc(GL_ALWAYS, 0x3333 & mask, ~0);
	piglit_draw_rect(-1, -1, 1, 1);

	glStencilFunc(GL_ALWAYS, 0x6666 & mask, ~0);
	piglit_draw_rect(0, -1, 1, 1);

	glStencilFunc(GL_ALWAYS, 0x9999 & mask, ~0);
	piglit_draw_rect(-1, 0, 1, 1);

	glStencilFunc(GL_ALWAYS, 0xbbbb & mask, ~0);
	piglit_draw_rect(0, 0, 1, 1);

	glDisable(GL_STENCIL_TEST);

	return compare_stencil();
}

开发者ID:blaztinn，项目名称:piglit，代码行数:26，代码来源:fbo-stencil.c

示例4: test_copy

static enum piglit_result test_copy(void)
{
	/* Clear stencil to 0xfe. */
	glClearStencil(0xfefe);
	glClear(GL_STENCIL_BUFFER_BIT);

	/* Initialize stencil. */
	glEnable(GL_STENCIL_TEST);
	glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);

	/* Set the upper-right corner to 0x3333 and copy the content to the lower-left one. */
	glStencilFunc(GL_ALWAYS, 0x3333 & mask, ~0);
	piglit_draw_rect(0, 0, 1, 1);
	if (test == BLIT)
		glBlitFramebufferEXT(BUF_SIZE/2+1, BUF_SIZE/2+1, BUF_SIZE, BUF_SIZE,
				     0, 0, BUF_SIZE/2, BUF_SIZE/2,
				     GL_STENCIL_BUFFER_BIT, GL_NEAREST);
	else
		glCopyPixels(BUF_SIZE/2+1, BUF_SIZE/2+1, BUF_SIZE/2, BUF_SIZE/2, GL_STENCIL);

	/* Initialize the other corners. */
	glStencilFunc(GL_ALWAYS, 0x6666 & mask, ~0);
	piglit_draw_rect(0, -1, 1, 1);

	glStencilFunc(GL_ALWAYS, 0x9999 & mask, ~0);
	piglit_draw_rect(-1, 0, 1, 1);

	glStencilFunc(GL_ALWAYS, 0xbbbb & mask, ~0);
	piglit_draw_rect(0, 0, 1, 1);

	glDisable(GL_STENCIL_TEST);

	return compare_stencil();
}

开发者ID:blaztinn，项目名称:piglit，代码行数:34，代码来源:fbo-stencil.c

示例5: piglit_display

enum piglit_result
piglit_display(void)
{
	GLboolean pass = GL_TRUE;
	static const float green[] = {0.0, 1.0, 0.0, 0.0};
	static const float blue[] = {0.0, 0.0, 1.0, 0.0};

	glClearColor(1.0, 0.0, 0.0, 0.0);
	glClear(GL_COLOR_BUFFER_BIT);

	glFogfv(GL_FOG_COLOR, green);
	piglit_draw_rect(-1, -1, 1, 2);

	glFogfv(GL_FOG_COLOR, blue);
	piglit_draw_rect(0, -1, 1, 2);

	pass &= piglit_probe_rect_rgba(0, 0,
				       piglit_width / 2, piglit_height,
				       green);
	pass &= piglit_probe_rect_rgba(piglit_width / 2, 0,
				       piglit_width / 2, piglit_height,
				       blue);

	glutSwapBuffers();

	return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}

开发者ID:blaztinn，项目名称:piglit，代码行数:27，代码来源:glsl-fs-fogcolor-statechange.c

示例6: piglit_display

enum piglit_result
piglit_display(void)
{
    GLboolean pass = GL_TRUE;
    static float red[]   = {1.0, 0.0, 0.0, 0.0};
    static float green[] = {0.0, 1.0, 0.0, 0.0};
    static float blue[]  = {0.0, 0.0, 1.0, 0.0};

    /* whole window gray -- none should be visible */
    glClearColor(0.5, 0.5, 0.5, 0.0);
    glClear(GL_COLOR_BUFFER_BIT);

    /* Clear stencil to 0, which will be drawn green */
    glClearStencil(0);
    glClear(GL_STENCIL_BUFFER_BIT);

    /* quad at 10, 10 that will be drawn blue. */
    glEnable(GL_SCISSOR_TEST);
    glScissor(10, 10, 10, 10);
    glClearStencil(1);
    glClear(GL_STENCIL_BUFFER_BIT);

    /* 0-sized quad at 10, 30 that shouldn't be drawn (red) */
    glScissor(10, 30, 0, 0);
    glClearStencil(2);
    glClear(GL_STENCIL_BUFFER_BIT);

    glDisable(GL_SCISSOR_TEST);
    glEnable(GL_STENCIL_TEST);
    glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);

    /* First quad -- stencil == 0 gets green */
    glStencilFunc(GL_EQUAL, 0, ~0);
    glColor4fv(green);
    piglit_draw_rect(0, 0, piglit_width, piglit_height);

    /* Second quad -- stencil == 1 gets blue */
    glStencilFunc(GL_EQUAL, 1, ~0);
    glColor4fv(blue);
    piglit_draw_rect(0, 0, piglit_width, piglit_height);

    /* Last quad -- stencil == 2 gets red (shouldn't occur!) */
    glStencilFunc(GL_EQUAL, 2, ~0);
    glColor4fv(red);
    piglit_draw_rect(0, 0, piglit_width, piglit_height);

    pass &= piglit_probe_rect_rgb(0, 0, piglit_width, 10, green);

    pass &= piglit_probe_rect_rgb(0, 10, 10, 10, green);
    pass &= piglit_probe_rect_rgb(10, 10, 10, 10, blue);
    pass &= piglit_probe_rect_rgb(20, 10, piglit_width-20, 10, green);

    pass &= piglit_probe_rect_rgb(0, 20, piglit_width, piglit_height - 20,
                                  green);

    glutSwapBuffers();

    return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}

开发者ID:blaztinn，项目名称:piglit，代码行数:59，代码来源:scissor-stencil-clear.c

示例7: piglit_display

PIGLIT_GL_TEST_CONFIG_END

enum piglit_result
piglit_display(void)
{
	static const char *vs_source =
		"#version 140\n"
		"in vec4 piglit_vertex;\n"
		"void main()\n"
		"{\n"
		"	gl_Position = piglit_vertex;\n"
		"}\n";

	static const char *fs_source =
		"#version 140\n"
		"uniform samplerBuffer s;\n"
		"void main()\n"
		"{\n"
		"	gl_FragColor = texelFetch(s, 0);\n"
		"}\n";

	bool pass = true;
	GLuint tex, bo;
	GLuint prog;
	float green[] = {0, 1, 0, 0};
	float blue[] =  {0, 0, 1, 0};
	uint8_t g_rgba8[] = {0x00, 0xff, 0x00, 0x00};
	uint8_t b_rgba8[] = {0x00, 0x00, 0xff, 0x00};

	prog = piglit_build_simple_program(vs_source, fs_source);
	glUseProgram(prog);

	glGenBuffers(1, &bo);
	glBindBuffer(GL_TEXTURE_BUFFER, bo);
	/* Make the buffer bigger than the data to trigger the driver
	 * code path we want.
	 */
	glBufferData(GL_TEXTURE_BUFFER, 4096, NULL, GL_STREAM_DRAW);
	glBufferSubData(GL_TEXTURE_BUFFER, 0, sizeof(g_rgba8), g_rgba8);

	glGenTextures(1, &tex);
	glBindTexture(GL_TEXTURE_BUFFER, tex);
	glTexBuffer(GL_TEXTURE_BUFFER, GL_RGBA8, bo);

	piglit_draw_rect(-1, -1, 1, 2);
	glBufferSubData(GL_TEXTURE_BUFFER, 0, sizeof(b_rgba8), b_rgba8);
	piglit_draw_rect(0, -1, 1, 2);

	pass = pass && piglit_probe_rect_rgba(0, 0,
					      piglit_width / 2, piglit_height,
					      green);
	pass = pass && piglit_probe_rect_rgba(piglit_width / 2, 0,
					      piglit_width / 2, piglit_height,
					      blue);

	piglit_present_results();

	return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}

开发者ID:chemecse，项目名称:piglit，代码行数:59，代码来源:subdata-sync.c

示例8: hiz_run_test_stencil_read_common

/**
 * Common functionality needed by hiz_run_test_stencil_read_fbo() and
 * hiz_run_test_stencil_read_window().
 */
static bool
hiz_run_test_stencil_read_common()
{
	static const float *expected_colors[9] = {
		hiz_grey,  hiz_blue,  hiz_grey,
		hiz_green, hiz_blue,  hiz_grey,
		hiz_green, hiz_green, hiz_grey,
	};

	static const unsigned expected_stencil[9] = {
		4, 5, 4,
		5, 6, 4,
		5, 5, 3,
	};

	const float dx = piglit_width / 3.0;
	const float dy = piglit_height / 3.0;

	/* Set up depth state. */
	glDisable(GL_DEPTH_TEST);
	glClearDepth(hiz_clear_z);

	/* Set up stencil state. */
	glEnable(GL_STENCIL_TEST);
	glClearStencil(3); /* 3 is a good canary. */
	glStencilFunc(GL_LESS, 3, ~0);
	glStencilOp(GL_INCR, GL_INCR, GL_INCR);

	glClearColor(hiz_grey[0], hiz_grey[1], hiz_grey[2], hiz_grey[3]);
	glClear(GL_COLOR_BUFFER_BIT
		| GL_DEPTH_BUFFER_BIT
		| GL_STENCIL_BUFFER_BIT);

	glViewport(0, 0, piglit_width, piglit_height);
	piglit_ortho_projection(piglit_width, piglit_height, false);

	/* Draw rect 1. */
	glColor4fv(hiz_grey);
	piglit_draw_rect(0 * dx, 0 * dy, /* x, y */
			 2 * dx, 3 * dy); /* w, h */

	/* Draw rect 2. */
	glColor4fv(hiz_green);
	piglit_draw_rect(0 * dx, 0 * dy,  /* x, y */
			 2 * dx, 2 * dy); /* w, h */

	/* Draw rect 3. */
	glColor4fv(hiz_blue);
	piglit_draw_rect(1 * dx, 1 * dy,   /* x, y */
		         2 * dx, 2 * dy);  /* w, h */

	if (!piglit_check_gl_error(0))
		return false;

	if (!hiz_probe_color_buffer(expected_colors))
		return false;
	return hiz_probe_stencil_buffer(expected_stencil);
}

开发者ID:ThirteenFish，项目名称:piglit，代码行数:62，代码来源:hiz-util.c

示例9: create_texcube

static GLuint
create_texcube(void)
{
	GLuint tex, fb;
	GLenum status;
	int layer;

	glGenTextures(1, &tex);
	glBindTexture(target, tex);
	glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_NEAREST);
	glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
	if (test_array)
		glTexStorage3D(target, TEX_LEVELS, format,
			       TEX_SIZE, TEX_SIZE, num_layers);
	else
		glTexStorage2D(target, TEX_LEVELS, format,
			       TEX_SIZE, TEX_SIZE);

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

	for (layer = 0; layer < num_layers; layer++) {
		if (test_array)
			glFramebufferTextureLayer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
						  tex, 0, layer);
		else
			glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
					       GL_TEXTURE_CUBE_MAP_POSITIVE_X + layer,
					       tex, 0);

		status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
		if (status != GL_FRAMEBUFFER_COMPLETE) {
			load_texcube();
			goto done;
		}

		glViewport(0, 0, TEX_SIZE, TEX_SIZE);
		piglit_ortho_projection(TEX_SIZE, TEX_SIZE, GL_FALSE);

		glColor4fv(colors[(layer + 0) % NUM_COLORS]);
		piglit_draw_rect(0, 0, TEX_HALF, TEX_HALF);

		glColor4fv(colors[(layer + 2) % NUM_COLORS]);
		piglit_draw_rect(TEX_HALF, 0, TEX_HALF, TEX_HALF);

		glColor4fv(colors[(layer + 4) % NUM_COLORS]);
		piglit_draw_rect(0, TEX_HALF, TEX_HALF, TEX_HALF);

		glColor4fv(colors[(layer + 6) % NUM_COLORS]);
		piglit_draw_rect(TEX_HALF, TEX_HALF, TEX_HALF, TEX_HALF);
	}

done:
	glGenerateMipmap(target);
	glDeleteFramebuffers(1, &fb);
	return tex;
}

开发者ID:chadversary，项目名称:piglit，代码行数:57，代码来源:fbo-generatemipmap-cubemap.c

示例10: create_fbo

static int
create_fbo(void)
{
	GLuint tex, fb;
	GLenum status;
	int i, dim;

	glGenTextures(1, &tex);
	glBindTexture(GL_TEXTURE_2D, tex);

	for (i = 0, dim = TEX_WIDTH; dim >0; i++, dim /= 2) {
		glTexImage2D(GL_TEXTURE_2D, i, GL_RGBA,
			     dim, dim,
			     0,
			     GL_RGBA, GL_UNSIGNED_BYTE, NULL);
	}
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	glGenFramebuffersEXT(1, &fb);
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb);
	glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT,
				  GL_COLOR_ATTACHMENT0_EXT,
				  GL_TEXTURE_2D,
				  tex,
				  0);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	status = glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT);
	if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
		fprintf(stderr, "FBO incomplete\n");
		goto done;
	}

	glViewport(0, 0, TEX_WIDTH, TEX_HEIGHT);
	piglit_ortho_projection(TEX_WIDTH, TEX_HEIGHT, GL_FALSE);

	glColor4fv(red);
	piglit_draw_rect(0, 0, TEX_WIDTH / 2, TEX_HEIGHT / 2);
	glColor4fv(green);
	piglit_draw_rect(TEX_WIDTH / 2, 0, TEX_WIDTH, TEX_HEIGHT / 2);
	glColor4fv(blue);
	piglit_draw_rect(0, TEX_HEIGHT / 2, TEX_WIDTH/2, TEX_HEIGHT);
	glColor4fv(white);
	piglit_draw_rect(TEX_WIDTH / 2, TEX_HEIGHT / 2, TEX_WIDTH, TEX_HEIGHT);

	glScissor(10, 10, 10, 10);
	glEnable(GL_SCISSOR_TEST);
	glGenerateMipmapEXT(GL_TEXTURE_2D);
	glDisable(GL_SCISSOR_TEST);
done:
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, piglit_winsys_fbo);
	glDeleteFramebuffersEXT(1, &fb);

	return tex;
}

开发者ID:chemecse，项目名称:piglit，代码行数:57，代码来源:fbo-generatemipmap-scissor.c

示例11: create_array_fbo_2d

static GLuint
create_array_fbo_2d(void)
{
	GLuint tex, fb;
	GLenum status;
	int i, dim;
	int layer;

	glGenTextures(1, &tex);
	glBindTexture(GL_TEXTURE_2D_ARRAY_EXT, tex);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	for (i = 0, dim = TEX_WIDTH; dim >0; i++, dim /= 2) {
		glTexImage3D(GL_TEXTURE_2D_ARRAY_EXT, i, format,
			     dim, dim, num_layers, 0,
			     GL_RGBA, GL_UNSIGNED_BYTE, NULL);
	}
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	glGenFramebuffersEXT(1, &fb);
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb);

	for (layer = 0; layer < num_layers; layer++) {
		glFramebufferTextureLayer(GL_FRAMEBUFFER_EXT,
					  GL_COLOR_ATTACHMENT0_EXT,
					  tex,
					  0,
					  layer);
		if (!piglit_check_gl_error(GL_NO_ERROR))
		        piglit_report_result(PIGLIT_FAIL);

		status = glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT);
		if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
			load_texture_2d_array();
			goto done;
		}

		glViewport(0, 0, TEX_WIDTH, TEX_HEIGHT);
		piglit_ortho_projection(TEX_WIDTH, TEX_HEIGHT, GL_FALSE);

		glColor4fv(layer_color[layer]);
		piglit_draw_rect(0, 0, TEX_WIDTH / 2, TEX_HEIGHT / 2);
		glColor4fv(green);
		piglit_draw_rect(TEX_WIDTH / 2, 0, TEX_WIDTH, TEX_HEIGHT / 2);
		glColor4fv(blue);
		piglit_draw_rect(0, TEX_HEIGHT / 2, TEX_WIDTH/2, TEX_HEIGHT);
		glColor4fv(white);
		piglit_draw_rect(TEX_WIDTH / 2, TEX_HEIGHT / 2, TEX_WIDTH, TEX_HEIGHT);
	}

done:
	glGenerateMipmapEXT(GL_TEXTURE_2D_ARRAY_EXT);
	glDeleteFramebuffersEXT(1, &fb);
	return tex;
}

开发者ID:chadversary，项目名称:piglit，代码行数:57，代码来源:fbo-generatemipmap-array.c

示例12: create_fbo

static int
create_fbo(void)
{
	GLuint tex, copied_tex, fb;
	GLenum status;
	int i, dim;
	int draw_w = TEX_WIDTH / 2, draw_h = TEX_HEIGHT / 2;

	glGenTextures(1, &tex);
	glBindTexture(GL_TEXTURE_2D, tex);

	for (i = 0, dim = TEX_WIDTH; dim >0; i++, dim /= 2) {
		glTexImage2D(GL_TEXTURE_2D, i, GL_RGBA,
			     dim, dim,
			     0,
			     GL_RGBA, GL_UNSIGNED_BYTE, NULL);
	}
	assert(glGetError() == 0);

	/* Draw into the second level. */
	glGenFramebuffersEXT(1, &fb);
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb);
	glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT,
				  GL_COLOR_ATTACHMENT0_EXT,
				  GL_TEXTURE_2D,
				  tex,
				  1);
	assert(glGetError() == 0);

	status = glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT);
	if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
		fprintf(stderr, "FBO incomplete\n");
		piglit_report_result(PIGLIT_SKIP);
	}

	glViewport(0, 0, draw_w, draw_h);
	piglit_ortho_projection(draw_w, draw_h, GL_FALSE);

	glColor4fv(red);
	piglit_draw_rect(0, 0, draw_w / 2, draw_h / 2);
	glColor4fv(green);
	piglit_draw_rect(draw_w / 2, 0, draw_w, draw_h / 2);
	glColor4fv(blue);
	piglit_draw_rect(0, draw_h / 2, draw_w/2, draw_h);
	glColor4fv(white);
	piglit_draw_rect(draw_w / 2, draw_h / 2, draw_w, draw_h);

	glGenTextures(1, &copied_tex);
	glBindTexture(GL_TEXTURE_2D, copied_tex);
	glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 0, 0, draw_w, draw_h, 0);

	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, piglit_winsys_fbo);
	glDeleteFramebuffersEXT(1, &fb);
	glDeleteTextures(1, &tex);

	return copied_tex;
}

开发者ID:ThirteenFish，项目名称:piglit，代码行数:57，代码来源:fbo-copyteximage.c

示例13: conformOQ_GetObjivAval_multi1

/* If multiple queries are issued on the same target and id prior to calling
 * GetQueryObject[u]iVARB, the result returned will always be from the last
 * query issued.  The results from any queries before the last one will be lost
 * if the results are not retrieved before starting a new query on the same
 * target and id.
 */
static bool
conformOQ_GetObjivAval_multi1(GLuint id)
{
	GLint ready;
	GLuint passed = 0;

	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

	glMatrixMode(GL_PROJECTION);
	glPushMatrix();
	glLoadIdentity();
	glOrtho(-1.0, 1.0, -1.0, 1.0, 0.0, 25.0);

	glMatrixMode(GL_MODELVIEW);
	glPushMatrix();
	glLoadIdentity();
	glTranslatef(0.0, 0.0, -10.0);

	/* draw the occluder (red) */
	glColorMask(1, 1, 1, 1);
	glDepthMask(GL_TRUE);
	glColor3f(1, 0, 0);
	piglit_draw_rect(-0.5, 0.5, 0.5, -0.5);

	glPushMatrix();
	glTranslatef(0.0, 0.0, -5.0);
	glColorMask(0, 0, 0, 0);
	glDepthMask(GL_FALSE);

	/* draw the 1st box (green) which is occluded by the occluder partly */
	glBeginQueryARB(GL_SAMPLES_PASSED_ARB, id);
	glColor3f(0, 1, 0);
	piglit_draw_rect(-0.51, 0.51, 0.51, -0.51);
	glEndQueryARB(GL_SAMPLES_PASSED_ARB);

	/* draw the 2nd box (blue) which is occluded by the occluder throughly */
	glBeginQueryARB(GL_SAMPLES_PASSED_ARB, id);
	glColor3f(0, 0, 1);
	piglit_draw_rect(-0.4, 0.4, 0.4, -0.4);
	glEndQueryARB(GL_SAMPLES_PASSED_ARB);

	glPopMatrix();

	glPopMatrix();
	glMatrixMode(GL_PROJECTION);
	glPopMatrix();

	do {
		glGetQueryObjectivARB(id, GL_QUERY_RESULT_AVAILABLE_ARB,
				      &ready);
	} while (!ready);
	glGetQueryObjectuivARB(id, GL_QUERY_RESULT_ARB, &passed);

	/* 'passed' should be zero */
	return passed > 0 ? false : true;
}

开发者ID:BNieuwenhuizen，项目名称:piglit，代码行数:62，代码来源:occlusion_query_conform.c

示例14: run_test

PIGLIT_GL_TEST_CONFIG_END


static bool
run_test(bool scissor_clear)
{
	GLuint query;
	GLint result = -1;

	piglit_ortho_projection(piglit_width, piglit_height, GL_FALSE);

	glClearColor(0.0, 1.0, 0.0, 0.0);
	glClear(GL_COLOR_BUFFER_BIT);

	glGenQueries(1, &query);

	glBeginQuery(GL_SAMPLES_PASSED, query);

	/* Render 64 pixels. This should affect the query */
	piglit_draw_rect(0, 0, 8, 8);

	/* Clear the framebuffer. This shouldn't affect the query */
	glClearColor(0.0, 0.0, 1.0, 0.0);
	if (scissor_clear) {
		glScissor(0, 0, piglit_width / 2, piglit_height / 2);
		glEnable(GL_SCISSOR_TEST);
	}
	glClear(GL_COLOR_BUFFER_BIT);
	if (scissor_clear) {
		glDisable(GL_SCISSOR_TEST);
	}

	/* Render another 64 pixels. This should continue adding to
	 * the query */
	piglit_draw_rect(4, 0, 8, 8);

	glEndQuery(GL_SAMPLES_PASSED);

	glGetQueryObjectiv(query, GL_QUERY_RESULT, &result);

	glDeleteQueries(1, &query);

	piglit_present_results();

	if (result != 128) {
		printf("Failure: \n");
		printf("  Occlusion query resulted in %d samples "
		       "(expected 128)\n",
		       result);
		printf("  Scissor enabled? %s\n", scissor_clear ? "yes" : "no");
		return false;
	} else {
		return true;
	}
}

开发者ID:chemecse，项目名称:piglit，代码行数:55，代码来源:occlusion_query_meta_save.c

示例15: create_fbo

static int
create_fbo(void)
{
	GLuint tex, fb;
	GLenum status;
	int i, dim;

	glGenTextures(1, &tex);
	glBindTexture(GL_TEXTURE_2D, tex);

	for (i = 0, dim = TEX_WIDTH; dim >0; i++, dim /= 2) {
		glTexImage2D(GL_TEXTURE_2D, i, GL_RGBA,
			     dim, dim,
			     0,
			     GL_RGBA, GL_UNSIGNED_BYTE, NULL);
	}
	assert(glGetError() == 0);

	glGenFramebuffersEXT(1, &fb);
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb);
	glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT,
				  GL_COLOR_ATTACHMENT0_EXT,
				  GL_TEXTURE_2D,
				  tex,
				  0);
	assert(glGetError() == 0);

	status = glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT);
	if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
		fprintf(stderr, "FBO incomplete\n");
		goto done;
	}

	glViewport(0, 0, TEX_WIDTH, TEX_HEIGHT);
	piglit_ortho_projection(TEX_WIDTH, TEX_HEIGHT, GL_FALSE);

	glColor4fv(red);
	piglit_draw_rect(0, 0, TEX_WIDTH / 2, TEX_HEIGHT / 2);
	glColor4fv(green);
	piglit_draw_rect(TEX_WIDTH / 2, 0, TEX_WIDTH, TEX_HEIGHT / 2);
	glColor4fv(blue);
	piglit_draw_rect(0, TEX_HEIGHT / 2, TEX_WIDTH/2, TEX_HEIGHT);
	glColor4fv(white);
	piglit_draw_rect(TEX_WIDTH / 2, TEX_HEIGHT / 2, TEX_WIDTH, TEX_HEIGHT);

	/* Bind back to the (small) window to trigger the bug */
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, piglit_winsys_fbo);

	glGenerateMipmapEXT(GL_TEXTURE_2D);
done:
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, piglit_winsys_fbo);
	glDeleteFramebuffersEXT(1, &fb);

	return tex;
}

开发者ID:ThirteenFish，项目名称:piglit，代码行数:55，代码来源:fbo-generatemipmap-viewport.c

示例16: create_fbo

static int
create_fbo(void)
{
	GLuint tex, copied_tex, fb;
	GLenum status;

	glGenTextures(1, &tex);
	glBindTexture(GL_TEXTURE_2D, tex);

	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA,
		     TEX_WIDTH, TEX_HEIGHT,
		     0,
		     GL_RGBA, GL_UNSIGNED_BYTE, NULL);

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

	glGenFramebuffersEXT(1, &fb);
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb);
	glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT,
				  GL_COLOR_ATTACHMENT0_EXT,
				  GL_TEXTURE_2D,
				  tex,
				  0);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	status = glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT);
	if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
		fprintf(stderr, "FBO incomplete\n");
		piglit_report_result(PIGLIT_SKIP);
	}

	glViewport(0, 0, TEX_WIDTH, TEX_HEIGHT);
	piglit_ortho_projection(TEX_WIDTH, TEX_HEIGHT, GL_FALSE);

	glColor4fv(red);
	piglit_draw_rect(0, 0, TEX_WIDTH / 2, TEX_HEIGHT / 2);
	glColor4fv(green);
	piglit_draw_rect(TEX_WIDTH / 2, 0, TEX_WIDTH, TEX_HEIGHT / 2);
	glColor4fv(blue);
	piglit_draw_rect(0, TEX_HEIGHT / 2, TEX_WIDTH/2, TEX_HEIGHT);
	glColor4fv(white);
	piglit_draw_rect(TEX_WIDTH / 2, TEX_HEIGHT / 2, TEX_WIDTH, TEX_HEIGHT);

	glGenTextures(1, &copied_tex);
	glBindTexture(GL_TEXTURE_2D, copied_tex);
	glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 0, 0, TEX_WIDTH, TEX_HEIGHT, 0);

	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, piglit_winsys_fbo);
	glDeleteFramebuffersEXT(1, &fb);
	glDeleteTextures(1, &tex);

	return copied_tex;
}

开发者ID:BNieuwenhuizen，项目名称:piglit，代码行数:55，代码来源:fbo-copyteximage-simple.c

示例17: piglit_display

enum piglit_result
piglit_display(void)
{
	static const float green[3] = { 0.0, 1.0, 0.0 };
	static const float blue[3]  = { 0.0, 0.0, 1.0 };
	enum piglit_result result = PIGLIT_PASS;
	float x = 10.0;

	glClear(GL_COLOR_BUFFER_BIT);
	glColor3fv(blue);

	/* Bind the separately linked vertex shader and the separately linked
	 * fragment shader using the new interfaces.  This should produce a
	 * green box.
	 */
	glUseShaderProgramEXT(GL_VERTEX_SHADER, prog[0]);
	glUseShaderProgramEXT(GL_FRAGMENT_SHADER, prog[1]);
	piglit_draw_rect(x, 10, 10, 10);
	if (!piglit_probe_pixel_rgb(x + 5, 15, green))
		result = PIGLIT_FAIL;

	x += 20.0;

	/* Bind the vertex shader that is already linked with a fragment
	 * shader and the separately linked fragment shader using the new
	 * interfaces.  This should produce a green box.
	 *
	 * If the linked optimized away the vertex shader writes to
	 * gl_FrontColor (because the fragment shader in prog[2] does not use
	 * it), this will produce incorrect results.
	 */
	glUseProgram(prog[2]);
	glUseShaderProgramEXT(GL_FRAGMENT_SHADER, prog[1]);
	piglit_draw_rect(x, 10, 10, 10);
	if (!piglit_probe_pixel_rgb(x + 5, 15, green))
		result = PIGLIT_FAIL;

	x += 20.0;

	/* Unbind any program from the vertex shader stage so that fixed
	 * function is used.  This should produce the same results as the
	 * vertex shader except that fixed-function outputs blue.
	 */
	glUseShaderProgramEXT(GL_VERTEX_SHADER, 0);
	piglit_draw_rect(x, 10, 10, 10);
	if (!piglit_probe_pixel_rgb(x + 5, 15, blue))
		result = PIGLIT_FAIL;

	if (!piglit_automatic)
		glutSwapBuffers();

	return result;
}

开发者ID:blaztinn，项目名称:piglit，代码行数:53，代码来源:sso-simple.c

示例18: create_array_fbo_1d

static GLuint
create_array_fbo_1d(void)
{
	GLuint tex, fb;
	GLenum status;
	int i, dim;
	int layer;

	if (format == GL_COMPRESSED_RGB_S3TC_DXT1_EXT)
		return 0;

	glGenTextures(1, &tex);
	glBindTexture(GL_TEXTURE_1D_ARRAY_EXT, tex);
	assert(glGetError() == 0);

	for (i = 0, dim = TEX_WIDTH; dim >0; i++, dim /= 2) {
		glTexImage2D(GL_TEXTURE_1D_ARRAY_EXT, i, format,
			     dim, num_layers, 0,
			     GL_RGBA, GL_UNSIGNED_BYTE, NULL);
	}
	assert(glGetError() == 0);

	glGenFramebuffersEXT(1, &fb);
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb);

	for (layer = 0; layer < num_layers; layer++) {
		glFramebufferTextureLayer(GL_FRAMEBUFFER_EXT,
					  GL_COLOR_ATTACHMENT0_EXT,
					  tex,
					  0,
					  layer);
		assert(glGetError() == 0);

		status = glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT);
		if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
			load_texture_1d_array();
			goto done;
		}

		glViewport(0, 0, TEX_WIDTH, 1);
		piglit_ortho_projection(TEX_WIDTH, 1, GL_FALSE);

		glColor4fv(layer_color[layer]);
		piglit_draw_rect(0, 0, TEX_WIDTH / 2, 1);
		glColor4fv(layer_color[(layer + 1) % 4]);
		piglit_draw_rect(TEX_WIDTH / 2, 0, TEX_WIDTH, 1);
	}

done:
	glDeleteFramebuffersEXT(1, &fb);
	glGenerateMipmapEXT(GL_TEXTURE_1D_ARRAY_EXT);
	return tex;
}

开发者ID:aphogat，项目名称:piglit，代码行数:53，代码来源:fbo-generatemipmap-array.c

示例19: blend

static void blend(const float *src, const float *src1, const float *dst,
		  GLenum blendsrc, GLenum blenddst, GLenum blendop)
{
	glUniform4fv(uniform_src0, 1, dst);
	piglit_draw_rect(0, 0, piglit_width, piglit_height);
	glEnable(GL_BLEND);
	glBlendEquation(blendop);
	glBlendFunc(blendsrc, blenddst);
	glUniform4fv(uniform_src0, 1, src);
	glUniform4fv(uniform_src1, 1, src1);
	piglit_draw_rect(0, 0, piglit_width, piglit_height);
	glDisable(GL_BLEND);
}

开发者ID:blaztinn，项目名称:piglit，代码行数:13，代码来源:fbo-extended-blend.c

示例20: piglit_display

PIGLIT_GL_TEST_CONFIG_END

enum piglit_result
piglit_display(void)
{
	bool pass = true;
	float green[4] = {0.0, 1.0, 0.0, 0.0};
	GLuint q;
	GLuint list;

	list = glGenLists(1);
	glNewList(list, GL_COMPILE);
	glClearColor(0.5, 0.5, 0.5, 0.5);
	glClear(GL_COLOR_BUFFER_BIT);

	glGenQueries(1, &q);

	/* Generate query pass: draw bottom half of screen. */
	glColor4f(0.0, 1.0, 0.0, 0.0);
	glBeginQuery(GL_SAMPLES_PASSED, q);
	piglit_draw_rect(-1, -1, 2, 1);
	glEndQuery(GL_SAMPLES_PASSED);

	/* Conditional render that should draw top half of screen. */
	glBeginConditionalRenderNV(q, GL_QUERY_WAIT_NV);
	piglit_draw_rect(-1, 0, 2, 1);
	glEndConditionalRenderNV();

	/* Generate query fail */
	glBeginQuery(GL_SAMPLES_PASSED, q);
	glEndQuery(GL_SAMPLES_PASSED);

	/* Conditional render that should not draw full screen. */
	glBeginConditionalRenderNV(q, GL_QUERY_WAIT_NV);
	glColor4f(1.0, 0.0, 0.0, 0.0);
	piglit_draw_rect(-1, -1, 2, 2);
	glEndConditionalRenderNV();
	glEndList();

	glCallList(list);

	pass = piglit_probe_rect_rgba(0, 0, piglit_width, piglit_height,
				      green);

	piglit_present_results();

	glDeleteQueries(1, &q);

	return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}

开发者ID:BNieuwenhuizen，项目名称:piglit，代码行数:50，代码来源:dlist.c

注：本文中的piglit_draw_rect函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ piglit_draw_rect函数代码示例

示例1: piglit_display

示例2: piglit_display

示例3: test_readpixels

示例4: test_copy

示例5: piglit_display

示例6: piglit_display

示例7: piglit_display

示例8: hiz_run_test_stencil_read_common

示例9: create_texcube

示例10: create_fbo

示例11: create_array_fbo_2d

示例12: create_fbo

示例13: conformOQ_GetObjivAval_multi1

示例14: run_test

示例15: create_fbo

示例16: create_fbo

示例17: piglit_display

示例18: create_array_fbo_1d

示例19: blend

示例20: piglit_display

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