void
piglit_init(int argc, char **argv)
{
piglit_require_extension("GL_AMD_framebuffer_multisample_advanced");
/* Check enums. */
int num_modes, *modes;
glGetIntegerv(GL_NUM_SUPPORTED_MULTISAMPLE_MODES_AMD, &num_modes);
piglit_check_gl_error(GL_NO_ERROR);
if (num_modes < 1)
piglit_fail("GL_NUM_SUPPORTED_MULTISAMPLED_MODES_AMD expected > 0, got %u\n", num_modes);
int max_color_samples, max_color_storage_samples, max_depthstencil_samples;
glGetIntegerv(GL_MAX_COLOR_FRAMEBUFFER_SAMPLES_AMD, &max_color_samples);
glGetIntegerv(GL_MAX_COLOR_FRAMEBUFFER_STORAGE_SAMPLES_AMD, &max_color_storage_samples);
glGetIntegerv(GL_MAX_DEPTH_STENCIL_FRAMEBUFFER_SAMPLES_AMD, &max_depthstencil_samples);
if (max_color_samples < 4 ||
max_color_storage_samples < 4 ||
max_depthstencil_samples < 4) {
piglit_fail("GL_MAX_xxx_SAMPLES_AMD expected >= 4, got %u,%u,%u\n",
max_color_samples, max_color_storage_samples,
max_depthstencil_samples);
}
if (max_color_samples < max_color_storage_samples)
piglit_fail("GL_MAX_COLOR_FRAMEBUFFER_SAMPLES_AMD < GL_MAX_COLOR_FRAMEBUFFER_STORAGE_SAMPLES_AMD\n");
modes = malloc(num_modes * 3 * 4);
glGetIntegerv(GL_SUPPORTED_MULTISAMPLE_MODES_AMD, modes);
piglit_check_gl_error(GL_NO_ERROR);
bool found_max_color = false, found_max_zs = false;
for (int i = 0; i < num_modes; i++) {
if (modes[i*3] < 2 ||
modes[i*3+1] < 1 ||
modes[i*3+2] < 1 ||
modes[i*3] < modes[i*3+1] ||
modes[i*3] < modes[i*3+2])
piglit_fail("GL_SUPPORTED_MULTISAMPLE_MODES_AMD invalid mode %u,%u,%u\n",
modes[i*3], modes[i*3+1], modes[i*3+2]);
if (modes[i*3] == max_color_samples &&
modes[i*3+1] == max_color_storage_samples)
found_max_color = true;
if (modes[i*3+2] == max_depthstencil_samples)
found_max_zs = true;
}
if (!found_max_color)
piglit_fail("Mode with GL_MAX_COLOR_FRAMEBUFFER_SAMPLES_AMD and ..._STORAGE_SAMPLES_AMD not listed\n");
if (!found_max_zs)
piglit_fail("Modes with GL_MAX_DEPTH_STENCIL_FRAMEBUFFER_SAMPLES_AMD not listed");
GLuint rb;
glGenRenderbuffers(1, &rb);
glBindRenderbuffer(GL_RENDERBUFFER, rb);
/* Check RenderbufferStorage errors. */
glRenderbufferStorageMultisampleAdvancedAMD(GL_RENDERBUFFER, 1, -1, GL_RGBA8, 64, 64);
piglit_check_gl_error(GL_INVALID_VALUE);
glRenderbufferStorageMultisampleAdvancedAMD(GL_RENDERBUFFER, max_color_samples + 1,
max_color_storage_samples, GL_RGBA8, 64, 64);
piglit_check_gl_error(GL_INVALID_OPERATION);
glRenderbufferStorageMultisampleAdvancedAMD(GL_RENDERBUFFER, max_color_samples,
max_color_storage_samples + 1, GL_RGBA8, 64, 64);
piglit_check_gl_error(GL_INVALID_OPERATION);
glRenderbufferStorageMultisampleAdvancedAMD(GL_RENDERBUFFER, 2, 3, GL_RGBA8, 64, 64);
piglit_check_gl_error(GL_INVALID_OPERATION);
glRenderbufferStorageMultisampleAdvancedAMD(GL_RENDERBUFFER, 2, 3, GL_DEPTH_COMPONENT24, 64, 64);
piglit_check_gl_error(GL_INVALID_OPERATION);
glRenderbufferStorageMultisampleAdvancedAMD(GL_RENDERBUFFER, 2, 3, GL_STENCIL_INDEX8, 64, 64);
piglit_check_gl_error(GL_INVALID_OPERATION);
glRenderbufferStorageMultisampleAdvancedAMD(GL_RENDERBUFFER, 3, 2, GL_DEPTH_COMPONENT24, 64, 64);
piglit_check_gl_error(GL_INVALID_OPERATION);
glRenderbufferStorageMultisampleAdvancedAMD(GL_RENDERBUFFER, 3, 2, GL_STENCIL_INDEX8, 64, 64);
piglit_check_gl_error(GL_INVALID_OPERATION);
glDeleteRenderbuffers(1, &rb);
/* Check that all modes can be allocated and are framebuffer complete. */
bool tested_zero_samples = false;
for (int i = 0; i < num_modes; i++) {
GLuint fb, cb, db, tmp;
/* Color */
glGenRenderbuffers(1, &cb);
glBindRenderbuffer(GL_RENDERBUFFER, cb);
glRenderbufferStorageMultisampleAdvancedAMD(GL_RENDERBUFFER, modes[i*3], modes[i*3+1],
GL_RGBA8, 64, 64);
piglit_check_gl_error(GL_NO_ERROR);
validate_current_renderbuffer("color", modes[i*3], modes[i*3+1]);
/* Depth stencil */
glGenRenderbuffers(1, &db);
glBindRenderbuffer(GL_RENDERBUFFER, db);
glRenderbufferStorageMultisampleAdvancedAMD(GL_RENDERBUFFER, modes[i*3+2], modes[i*3+2],
GL_DEPTH24_STENCIL8, 64, 64);
piglit_check_gl_error(GL_NO_ERROR);
validate_current_renderbuffer("Z/S", modes[i*3+2], modes[i*3+2]);
/* Framebuffer */
glGenFramebuffers(1, &fb);
glBindFramebuffer(GL_FRAMEBUFFER, fb);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
GL_RENDERBUFFER, cb);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT,
GL_RENDERBUFFER, db);
if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) {
piglit_fail("Incomplete framebuffer for listed mode %u,%u,%u\n",
modes[i*3], modes[i*3+1], modes[i*3+2]);
}
glDeleteRenderbuffers(1, &cb);
glDeleteRenderbuffers(1, &db);
glDeleteFramebuffers(1, &fb);
piglit_check_gl_error(GL_NO_ERROR);
/* Quickly test the other functions and check that
* GL_RENDERBUFFER_STORAGE_SAMPLES_AMD is correct.
*/
glGenRenderbuffers(1, &tmp);
glBindRenderbuffer(GL_RENDERBUFFER, tmp); /* Bind-to-create. */
glBindRenderbuffer(GL_RENDERBUFFER, 0); /* Unbind before glNamed*. */
glNamedRenderbufferStorageMultisampleAdvancedAMD(tmp, modes[i*3], modes[i*3+1],
GL_RGBA8, 64, 64);
glBindRenderbuffer(GL_RENDERBUFFER, tmp);
piglit_check_gl_error(GL_NO_ERROR);
validate_current_renderbuffer("color(glNamed..Advanced)", modes[i*3], modes[i*3+1]);
glDeleteRenderbuffers(1, &tmp);
if (modes[i*3] == modes[i*3+1]) {
/* Standard MSAA. */
unsigned s = modes[i*3];
if (piglit_is_extension_supported("GL_ARB_direct_state_access")) {
glGenRenderbuffers(1, &tmp);
glBindRenderbuffer(GL_RENDERBUFFER, tmp); /* Bind-to-create. */
glBindRenderbuffer(GL_RENDERBUFFER, 0); /* Unbind before glNamed*. */
glNamedRenderbufferStorageMultisample(tmp, s, GL_RGBA8, 64, 64);
glBindRenderbuffer(GL_RENDERBUFFER, tmp);
piglit_check_gl_error(GL_NO_ERROR);
validate_current_renderbuffer("color(glNamed..Multisample)", s, s);
glDeleteRenderbuffers(1, &tmp);
if (!tested_zero_samples) {
glGenRenderbuffers(1, &tmp);
glBindRenderbuffer(GL_RENDERBUFFER, tmp); /* Bind-to-create. */
glBindRenderbuffer(GL_RENDERBUFFER, 0); /* Unbind before glNamed*. */
glNamedRenderbufferStorage(tmp, GL_RGBA8, 64, 64);
glBindRenderbuffer(GL_RENDERBUFFER, tmp);
piglit_check_gl_error(GL_NO_ERROR);
validate_current_renderbuffer("color(glNamed..Storage)", 0, 0);
glDeleteRenderbuffers(1, &tmp);
}
}
glGenRenderbuffers(1, &tmp);
glBindRenderbuffer(GL_RENDERBUFFER, tmp);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, s, GL_RGBA8, 64, 64);
validate_current_renderbuffer("color(gl..Multisample)", s, s);
glDeleteRenderbuffers(1, &tmp);
if (!tested_zero_samples) {
glGenRenderbuffers(1, &tmp);
glBindRenderbuffer(GL_RENDERBUFFER, tmp);
glRenderbufferStorage(GL_RENDERBUFFER, GL_RGBA8, 64, 64);
piglit_check_gl_error(GL_NO_ERROR);
validate_current_renderbuffer("color(gl..Storage)", 0, 0);
glDeleteRenderbuffers(1, &tmp);
}
tested_zero_samples = true;
}
}
piglit_report_result(PIGLIT_PASS);
}
void Renderbuffer::storageImplementationDSA(const RenderbufferFormat internalFormat, const Vector2i& size) {
glNamedRenderbufferStorage(_id, GLenum(internalFormat), size.x(), size.y());
}
