GLuint build_program(const char* src_vert, const char* src_frag)
{
GLuint h_vert = compile_shader(GL_VERTEX_SHADER, src_vert);
if(!h_vert)
{
std::cerr << "Error while compiling the vertex shader" << std::endl;
return 0;
}
GLuint h_frag = compile_shader(GL_FRAGMENT_SHADER, src_frag);
if(!h_frag)
{
std::cerr << "Error wihle compiling the fragment shader" << std::endl;
return 0;
}
GLuint h_prog = glCreateProgram();
if(!h_prog)
{
std::cerr << "Program object creation failed." << std::endl;
return h_prog;
}
glAttachShader( h_prog, h_vert );
glAttachShader( h_prog, h_frag );
glLinkProgram( h_prog );
if(!check_link_status(h_prog)) return 0;
return h_prog;
}
/**
@brief forbid CP from going to sleep
Wakes up a CP if it can sleep and increases the "ref_cnt" counter in the
mem_link_device instance.
@param mld the pointer to a mem_link_device instance
@remark CAUTION!!! permit_cp_sleep() MUST be invoked after
forbid_cp_sleep() success to decrease the "ref_cnt" counter.
*/
static void forbid_cp_sleep(struct mem_link_device *mld)
{
struct link_device *ld = &mld->link_dev;
int ap_status = gpio_get_value(mld->gpio_ap_status);
int cp_wakeup = gpio_get_value(mld->gpio_cp_wakeup);
unsigned long flags;
spin_lock_irqsave(&mld->pm_lock, flags);
atomic_inc(&mld->ref_cnt);
gpio_set_value(mld->gpio_ap_status, 1);
gpio_set_value(mld->gpio_cp_wakeup, 1);
if (work_pending(&mld->cp_sleep_dwork.work))
cancel_delayed_work(&mld->cp_sleep_dwork);
spin_unlock_irqrestore(&mld->pm_lock, flags);
if (!ap_status || !cp_wakeup)
print_pm_status(mld);
if (check_link_status(mld) < 0) {
print_pm_status(mld);
mif_err("%s: ERR! check_link_status fail\n", ld->name);
mem_forced_cp_crash(mld);
}
}
GLuint
ShaderAPITest::make_program(const char *vs_src, const char *fs_src)
{
GLuint id, vs, fs;
assert_no_error();
id = glCreateProgram();
if (vs_src) {
vs = make_shader(GL_VERTEX_SHADER, vs_src);
glAttachShader(id, vs);
glDeleteShader(vs);
}
if (fs_src) {
fs = make_shader(GL_FRAGMENT_SHADER, fs_src);
glAttachShader(id, fs);
glDeleteShader(fs);
}
glLinkProgram(id);
check_link_status(id);
glUseProgram(id);
glDeleteProgram(id);
assert_no_error();
return id;
}
