def __init__(self, app_id, fullscreen=False):
glut.glutInit()
glut.glutInitDisplayMode(glut.GLUT_DOUBLE | glut.GLUT_RGBA)
if fullscreen:
glut.glutGameModeString('1920x1080:32@60')
glut.glutEnterGameMode()
else:
glut.glutInitWindowPosition(100, 100)
glut.glutInitWindowSize(1024, 768)
glut.glutCreateWindow('steampak demo')
glut.glutDisplayFunc(self.redraw)
glut.glutIdleFunc(self.redraw)
glut.glutKeyboardFunc(self.keypress)
self.api = SteamApi(LIBRARY_PATH, app_id=app_id)
def init_gl(argv, win_name="BoarGL Application"):
# Glut init
# --------------------------------------
glut.glutInit(sys.argv)
glut.glutInitDisplayMode(glut.GLUT_DOUBLE |
glut.GLUT_RGBA |
glut.GLUT_DEPTH |
glut.GLUT_3_2_CORE_PROFILE)
if "-w" in argv:
print "creating window"
glut.glutCreateWindow(win_name)
else:
print "going fullscreen"
glut.glutGameModeString("2880x1800:32@60")
# The application will enter fullscreen
glut.glutEnterGameMode()
print gl.glGetString(gl.GL_RENDERER)
print gl.glGetString(gl.GL_VERSION)
# OpenGL initalization
gl.glClearColor(0, 0, 0, 1)
# hide mouse cursor
glut.glutSetCursor(glut.GLUT_CURSOR_NONE)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
gl.glEnable(gl.GL_CULL_FACE);
gl.glCullFace(gl.GL_BACK);
gl.glFrontFace(gl.GL_CCW);
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glDepthMask(gl.GL_TRUE);
gl.glDepthFunc(gl.GL_LEQUAL);
gl.glDepthRange(0.0, 1.0);
gl.GL_TEXTURE_WRAP_S = gl.GL_CLAMP_TO_EDGE
gl.GL_TEXTURE_WRAP_T = gl.GL_CLAMP_TO_EDGE
gl.glPolygonOffset(1, 1)
gl.glEnable(gl.GL_LINE_SMOOTH)
gl.glLineWidth(0.75)
gl.glVertex3d(1.0, -1.0, 0.0) # Top Left
gl.glTexCoord2f(1.0, 0.0)
gl.glVertex3d(1.0, 1.0, 0.0) # Top Right
gl.glTexCoord2f(0.0, 0.0)
gl.glVertex3d(-1.0, 1.0, 0.0) # Bottom Right
gl.glEnd()
gl.glDisable(gl.GL_TEXTURE_2D)
# gl.glFinish()
gl.glFlush()
if __name__ == '__main__':
game_mode = True
glut.glutInit(sys.argv)
g_window_width, g_window_height = get_winodw_resolution()
glut.glutInitWindowSize(g_window_width, g_window_height)
glut.glutInitDisplayString(b"red=10 green=10 blue=10 alpha=2")
# glut.glutInitDisplayMode(glut.GLUT_RGBA | glut.GLUT_DEPTH)
glut.glutInitDisplayMode(glut.GLUT_RGBA)
if game_mode:
mode_string = "{}x{}:32@60".format(g_window_width, g_window_height)
glut.glutGameModeString(mode_string)
glut.glutEnterGameMode()
else:
glut.glutCreateWindow(b"30bit demo")
glut.glutDisplayFunc(display)
glut.glutReshapeFunc(resize)
glut.glutKeyboardFunc(keyboard)
init()
glut.glutMainLoop()
def tiny_glut(args):
global vertex_code, fragment_code
scale = 0.01
def display():
CAMERA.render()
gl.glClear(gl.GL_COLOR_BUFFER_BIT)
nonlocal scale
scale_location = gl.glGetUniformLocation(program, "gScale")
assert scale_location != 0xffffffff
world_location = gl.glGetUniformLocation(program, "gWorld")
assert world_location != 0xffffffff
scale += 0.01
pipeline = Pipeline(
rotation=[0.0, 30 * scale, 0.0],
# scaling=[math.sin(scale)] * 3,
translation=[0, 0, 6],
projection=ProjParams(WINDOW_WIDTH, WINDOW_HEIGHT, 1.0, 100.0,
60.0))
pipeline.set_camera(CAMERA)
gl.glUniformMatrix4fv(world_location, 1, gl.GL_TRUE,
pipeline.get_wvp())
gl.glDrawElements(gl.GL_TRIANGLES, 18, gl.GL_UNSIGNED_INT,
ctypes.c_void_p(0))
glut.glutSwapBuffers()
# glut.glutPostRedisplay()
def mouse(x, y):
CAMERA.mouse(x, y)
def keyboard(key, x, y):
if key == glut.GLUT_KEY_F1:
sys.exit(0)
elif key == glut.GLUT_KEY_HOME:
CAMERA.setup()
else:
CAMERA.keyboard(key)
glut.glutInit(args)
glut.glutInitDisplayMode(glut.GLUT_DOUBLE | glut.GLUT_RGBA
| glut.GLUT_3_2_CORE_PROFILE)
glut.glutInitWindowSize(WINDOW_WIDTH, WINDOW_HEIGHT)
glut.glutInitWindowPosition(400, 100)
# glut.glutCreateWindow("Camera Tutorial")
glut.glutGameModeString("1920x1200@32")
glut.glutEnterGameMode()
# callbacks initialization
glut.glutDisplayFunc(display)
glut.glutIdleFunc(display)
# glut.glutKeyboardFunc(keyboard)
glut.glutPassiveMotionFunc(mouse)
glut.glutSpecialFunc(keyboard)
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glDepthFunc(gl.GL_LESS)
gl.glClearColor(0, 0, 0, 0)
vertices = np.array([-1, -1, 0, 0, -1, -1, 1, -1, 0, 0, -1, 1, 0, 1, 0],
dtype=np.float32)
indexes = np.array([0, 1, 2, 1, 2, 3, 0, 1, 4, 1, 2, 4, 2, 3, 4, 3, 0, 4],
dtype=np.uint32)
vertex_shader = gl.glCreateShader(gl.GL_VERTEX_SHADER)
gl.glShaderSource(vertex_shader, vertex_code)
gl.glCompileShader(vertex_shader)
if not gl.glGetShaderiv(vertex_shader, gl.GL_COMPILE_STATUS):
info = gl.glGetShaderInfoLog(vertex_shader)
print("vertex shader error occurred")
print(bytes.decode(info))
return
fragment_shader = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
gl.glShaderSource(fragment_shader, fragment_code)
gl.glCompileShader(fragment_shader)
if not gl.glGetShaderiv(fragment_shader, gl.GL_COMPILE_STATUS):
info = gl.glGetShaderInfoLog(fragment_shader)
print("fragment shader error occurred")
print(bytes.decode(info))
return
program = gl.glCreateProgram()
gl.glAttachShader(program, vertex_shader)
gl.glAttachShader(program, fragment_shader)
gl.glLinkProgram(program)
gl.glUseProgram(program)
vao = gl.glGenVertexArrays(1)
gl.glBindVertexArray(vao)
vbo = gl.glGenBuffers(1)
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, vbo)
gl.glBufferData(gl.GL_ARRAY_BUFFER, vertices.nbytes, vertices,
gl.GL_STATIC_DRAW)
gl.glEnableVertexAttribArray(0)
gl.glVertexAttribPointer(0, 3, gl.GL_FLOAT, gl.GL_FALSE, 0,
ctypes.c_void_p(0))
ibo = gl.glGenBuffers(1)
gl.glBindBuffer(gl.GL_ELEMENT_ARRAY_BUFFER, ibo)
gl.glBufferData(gl.GL_ELEMENT_ARRAY_BUFFER, indexes.nbytes, indexes,
gl.GL_STATIC_DRAW)
glut.glutMainLoop()
def tiny_glut(args):
global vertex_code, fragment_code
scale = 0.01
def display():
CAMERA.render()
gl.glClear(gl.GL_COLOR_BUFFER_BIT)
nonlocal scale
scale_location = gl.glGetUniformLocation(program, "gScale")
assert scale_location != 0xffffffff
world_location = gl.glGetUniformLocation(program, "gWorld")
assert world_location != 0xffffffff
scale += 0.01
pipeline = Pipeline(rotation=[0.0, 30*scale, 0.0],
# scaling=[math.sin(scale)] * 3,
translation=[0, 0, 6],
projection=ProjParams(WINDOW_WIDTH, WINDOW_HEIGHT, 1.0, 100.0, 60.0))
pipeline.set_camera(CAMERA)
gl.glUniformMatrix4fv(world_location, 1, gl.GL_TRUE, pipeline.get_wvp())
gl.glDrawElements(gl.GL_TRIANGLES, 18, gl.GL_UNSIGNED_INT, ctypes.c_void_p(0))
glut.glutSwapBuffers()
# glut.glutPostRedisplay()
def mouse(x, y):
CAMERA.mouse(x, y)
def keyboard(key, x, y):
if key == glut.GLUT_KEY_F1:
sys.exit(0)
elif key == glut.GLUT_KEY_HOME:
CAMERA.setup()
else:
CAMERA.keyboard(key)
glut.glutInit(args)
glut.glutInitDisplayMode(glut.GLUT_DOUBLE | glut.GLUT_RGBA | glut.GLUT_3_2_CORE_PROFILE)
glut.glutInitWindowSize(WINDOW_WIDTH, WINDOW_HEIGHT)
glut.glutInitWindowPosition(400, 100)
# glut.glutCreateWindow("Camera Tutorial")
glut.glutGameModeString("1920x1200@32")
glut.glutEnterGameMode()
# callbacks initialization
glut.glutDisplayFunc(display)
glut.glutIdleFunc(display)
# glut.glutKeyboardFunc(keyboard)
glut.glutPassiveMotionFunc(mouse)
glut.glutSpecialFunc(keyboard)
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glDepthFunc(gl.GL_LESS)
gl.glClearColor(0, 0, 0, 0)
vertices = np.array([
-1, -1, 0,
0, -1, -1,
1, -1, 0,
0, -1, 1,
0, 1, 0
], dtype=np.float32)
indexes = np.array([
0, 1, 2,
1, 2, 3,
0, 1, 4,
1, 2, 4,
2, 3, 4,
3, 0, 4
], dtype=np.uint32)
vertex_shader = gl.glCreateShader(gl.GL_VERTEX_SHADER)
gl.glShaderSource(vertex_shader, vertex_code)
gl.glCompileShader(vertex_shader)
if not gl.glGetShaderiv(vertex_shader, gl.GL_COMPILE_STATUS):
info = gl.glGetShaderInfoLog(vertex_shader)
print("vertex shader error occurred")
print(bytes.decode(info))
return
fragment_shader = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
gl.glShaderSource(fragment_shader, fragment_code)
gl.glCompileShader(fragment_shader)
if not gl.glGetShaderiv(fragment_shader, gl.GL_COMPILE_STATUS):
info = gl.glGetShaderInfoLog(fragment_shader)
print("fragment shader error occurred")
print(bytes.decode(info))
return
program = gl.glCreateProgram()
gl.glAttachShader(program, vertex_shader)
gl.glAttachShader(program, fragment_shader)
gl.glLinkProgram(program)
gl.glUseProgram(program)
vao = gl.glGenVertexArrays(1)
gl.glBindVertexArray(vao)
vbo = gl.glGenBuffers(1)
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, vbo)
gl.glBufferData(gl.GL_ARRAY_BUFFER, vertices.nbytes, vertices, gl.GL_STATIC_DRAW)
gl.glEnableVertexAttribArray(0)
gl.glVertexAttribPointer(0, 3, gl.GL_FLOAT, gl.GL_FALSE, 0, ctypes.c_void_p(0))
ibo = gl.glGenBuffers(1)
gl.glBindBuffer(gl.GL_ELEMENT_ARRAY_BUFFER, ibo)
gl.glBufferData(gl.GL_ELEMENT_ARRAY_BUFFER, indexes.nbytes, indexes, gl.GL_STATIC_DRAW)
glut.glutMainLoop()
