static ssize_t yas_euler_data_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct yas_state *st = i2c_get_clientdata(this_client);
int32_t xyz[3], status;
mutex_lock(&st->lock);
input_get_data(st->euler, &xyz[0], &xyz[1], &xyz[2], &status);
mutex_unlock(&st->lock);
return sprintf(buf, "%d %d %d\n", xyz[0], xyz[1], xyz[2]);
}
/* This function gets called for handling pointer events.
*
* Pointer events are touchscreen events that are spawned
* by touchpad/touchscreen. */
static int menu_event_pointer(unsigned *action)
{
rarch_joypad_info_t joypad_info;
int pointer_x, pointer_y;
size_t fb_pitch;
unsigned fb_width, fb_height;
const struct retro_keybind *binds[MAX_USERS] = {NULL};
const input_driver_t *input_ptr = input_get_ptr();
void *input_data = input_get_data();
menu_input_t *menu_input = &menu_input_state;
int pointer_device = menu_driver_is_texture_set()
?
RETRO_DEVICE_POINTER : RARCH_DEVICE_POINTER_SCREEN;
menu_display_get_fb_size(&fb_width, &fb_height,
&fb_pitch);
joypad_info.joy_idx = 0;
joypad_info.auto_binds = NULL;
joypad_info.axis_threshold = 0.0f;
pointer_x =
input_ptr->input_state(input_data, joypad_info, binds,
0, pointer_device, 0, RETRO_DEVICE_ID_POINTER_X);
pointer_y =
input_ptr->input_state(input_data, joypad_info, binds,
0, pointer_device, 0, RETRO_DEVICE_ID_POINTER_Y);
menu_input->pointer.pressed[0] = input_ptr->input_state(input_data,
joypad_info,
binds,
0, pointer_device, 0, RETRO_DEVICE_ID_POINTER_PRESSED);
menu_input->pointer.pressed[1] = input_ptr->input_state(input_data,
joypad_info,
binds,
0, pointer_device, 1, RETRO_DEVICE_ID_POINTER_PRESSED);
menu_input->pointer.back = input_ptr->input_state(input_data,
joypad_info,
binds,
0, pointer_device, 0, RARCH_DEVICE_ID_POINTER_BACK);
menu_input->pointer.x = ((pointer_x + 0x7fff) * (int)fb_width) / 0xFFFF;
menu_input->pointer.y = ((pointer_y + 0x7fff) * (int)fb_height) / 0xFFFF;
return 0;
}
int16_t menu_input_mouse_state(enum menu_input_mouse_state state)
{
rarch_joypad_info_t joypad_info;
const input_driver_t *input_ptr = input_get_ptr();
void *input_data = input_get_data();
unsigned type = 0;
unsigned device = RETRO_DEVICE_MOUSE;
joypad_info.joy_idx = 0;
joypad_info.auto_binds = NULL;
joypad_info.axis_threshold = 0.0f;
switch (state)
{
case MENU_MOUSE_X_AXIS:
device = RARCH_DEVICE_MOUSE_SCREEN;
type = RETRO_DEVICE_ID_MOUSE_X;
break;
case MENU_MOUSE_Y_AXIS:
device = RARCH_DEVICE_MOUSE_SCREEN;
type = RETRO_DEVICE_ID_MOUSE_Y;
break;
case MENU_MOUSE_LEFT_BUTTON:
type = RETRO_DEVICE_ID_MOUSE_LEFT;
break;
case MENU_MOUSE_RIGHT_BUTTON:
type = RETRO_DEVICE_ID_MOUSE_RIGHT;
break;
case MENU_MOUSE_WHEEL_UP:
type = RETRO_DEVICE_ID_MOUSE_WHEELUP;
break;
case MENU_MOUSE_WHEEL_DOWN:
type = RETRO_DEVICE_ID_MOUSE_WHEELDOWN;
break;
case MENU_MOUSE_HORIZ_WHEEL_UP:
type = RETRO_DEVICE_ID_MOUSE_HORIZ_WHEELUP;
break;
case MENU_MOUSE_HORIZ_WHEEL_DOWN:
type = RETRO_DEVICE_ID_MOUSE_HORIZ_WHEELDOWN;
break;
}
return input_ptr->input_state(input_data, joypad_info,
NULL, 0, device, 0, type);
}
int main(void)
{
if(!glfwInit()) {
printf("Could not init GLFW");
getchar();
return -1;
}
glfwWindowHint(GLFW_SAMPLES, 4);
//Opengl 2.1
//glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 2);
//glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 1);
//Opengl 3.3
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); // MacOS fix
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
if(window_init(&window, 640, 480, "Test")) {
fprintf( stderr, "Failed to open window.\n" );
getchar();
glfwTerminate();
};
window_set_size_callback(&window, window_size_callback);
glewExperimental = GL_TRUE; // Needed for core profile
if (glewInit() != GLEW_OK) {
fprintf(stderr, "Failed to initialize GLEW\n");
getchar();
glfwTerminate();
return -1;
}
//#clear errors GLEW may trigger
printError();
glClearColor(0.0f, 0.0f, 0.4f, 0.0f);
GLuint VertexArrayID;
glGenVertexArrays(1, &VertexArrayID);
glBindVertexArray(VertexArrayID);
//Load model
//----------
Model cube;
model_init(&cube);
model_set_data_length(&cube, sizeof(cube_vertex_data));
model_set_vertices(&cube, cube_vertex_data);
model_set_colors(&cube, cube_color_data);
model_set_uv_map(&cube, cube_uv_data);
model_set_texture(&cube, "./textures/bricks.dds");
model_bind(&cube);
//Create shaders
//--------------
GLuint vertexShader, fragmentShader;
loadShader(&vertexShader, GL_VERTEX_SHADER, mvpVertexShaderSource);
loadShader(&fragmentShader, GL_FRAGMENT_SHADER, fragmentShaderSource);
//Create program
//--------------
GLuint program;
createProgram(&program, vertexShader, fragmentShader);
// Enable z-buffer
// ---------------
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LESS);
// Enable culling
// --------------
glEnable(GL_CULL_FACE);
// Get MVP uniform
// ---------------
GLuint mvp_ul = glGetUniformLocation(program, "MVP");
// Model Matrix
// ------------
Mat4 s;
scale_m4(&s, 0.1f, 0.1f, 0.1f);
printf("Scale:\n");
print_m4(&s);
Mat4 r;
rotate_m4(&r, 0.0f, 1.0f, 0.0f, 0.0f);
printf("Rotate:\n");
print_m4(&r);
Mat4 t;
translate_m4(&t, 0.0f, 0.0f, 0.0f);
printf("Translate:\n");
print_m4(&t);
Mat4 rs;
printf("Rotated*Scaled:\n");
mul_m4(&rs, &r, &s);
print_m4(&rs);
Mat4 model;
printf("Model:\n");
mul_m4(&model, &t, &rs);
print_m4(&model);
// Camera
// ------
Vec3 pos;
Vec3 center;
Vec3 up;
Vec3 direction;
Vec3 right;
camera_init(&camera);
camera_set_fov(&camera, 1.0f);
camera_set_aspect(&camera, (float)window.width/(float)window.height);
Input input;
input_init(&input, &window, 0.5f, 0.5f, 0.8f, -5.7f, -2.7f);
do {
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glUseProgram(program);
input_get_data(&input, &pos, &direction, &right);
add_v3(¢er, &pos, &direction);
cross_v3(&up, &direction, &right);
camera_set_position(&camera, &pos);
camera_set_center(&camera, ¢er);
camera_set_up(&camera, &up);
// Mvp Matrix
// ----------
Mat4 vp;
camera_get_matrix(&camera, &vp);
Mat4 mvp;
mul_m4(&mvp, &vp, &model);
printf("Perspective:\n");
print_m4(&mvp);
// Set MVP transform
glUniformMatrix4fv(mvp_ul, 1, GL_TRUE, &mvp[0][0]);
model_render(&cube);
window_swap_buffers(&window);
glfwPollEvents();
} while(
glfwGetKey(window.handle, GLFW_KEY_ESCAPE ) != GLFW_PRESS &&
glfwWindowShouldClose(window.handle) == 0
);
// Dispose
// -------
model_dispose(&cube);
glDeleteVertexArrays(1, &VertexArrayID);
glDetachShader(program, fragmentShader);
glDetachShader(program, vertexShader);
glDeleteShader(fragmentShader);
glDeleteShader(vertexShader);
glDeleteProgram(program);
glfwTerminate();
return 0;
}
static int yas_o_get_data(int *x, int *y, int *z, int *status)
{
struct yas_state *st = i2c_get_clientdata(this_client);
input_get_data(st->euler, x, y, z, status);
return 0;
}
