def main():
if not glfw.init():
return
window = glfw.create_window(WIDTH, HEIGHT, "Hello World", None, None)
glfw.window_hint(glfw.CONTEXT_VERSION_MAJOR, 3)
glfw.window_hint(glfw.CONTEXT_VERSION_MINOR, 3)
glfw.window_hint(glfw.OPENGL_PROFILE, glfw.OPENGL_CORE_PROFILE)
glfw.window_hint(glfw.RESIZABLE, GL_FALSE)
if not window:
glfw.terminate()
return -1
glfw.make_context_current(window)
glfw.set_window_size_callback(window, window_resize)
(width, height) = glfw.get_framebuffer_size(window)
glViewport(0, 0, width, height)
glfw.set_key_callback(window, key_callback)
glClearColor(0.2, 0.3, 0.2, 1.0)
quad = [
# coords # texture
-0.5,
-0.5,
0.0,
0.0,
0.0,
0.5,
-0.5,
0.0,
1.0,
0.0,
0.5,
0.5,
0.0,
1.0,
1.0,
-0.5,
0.5,
0.0,
0.0,
1.0
]
quad = numpy.array(quad, dtype=numpy.float32)
indexes = [0, 1, 2, 0, 2, 3]
indexes = numpy.array(indexes, dtype=numpy.uint32)
ourShader = Shader('vertex_shader.vs', 'fragment_shader.frag')
VAO = glGenVertexArrays(1)
VBO = glGenBuffers(1)
EBO = glGenBuffers(1)
glBindVertexArray(VAO)
glBindBuffer(GL_ARRAY_BUFFER, VBO)
glBufferData(GL_ARRAY_BUFFER, quad.itemsize * len(quad), quad,
GL_STATIC_DRAW)
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO)
glBufferData(GL_ELEMENT_ARRAY_BUFFER, indexes.itemsize * len(indexes),
indexes, GL_STATIC_DRAW)
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 20, ctypes.c_void_p(0))
glEnableVertexAttribArray(0)
glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 20, ctypes.c_void_p(12))
glEnableVertexAttribArray(1)
glBindVertexArray(0)
texture1 = glGenTextures(1)
glBindTexture(GL_TEXTURE_2D, texture1)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)
image = Image.open('../textures/wall.jpg')
img_data = numpy.array(list(image.getdata()), numpy.uint8)
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 512, 512, 0, GL_RGB,
GL_UNSIGNED_BYTE, img_data)
glGenerateMipmap(GL_TEXTURE_2D)
glBindTexture(GL_TEXTURE_2D, 0)
texture2 = glGenTextures(1)
glBindTexture(GL_TEXTURE_2D, texture2)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)
image = Image.open('../textures/container.jpg')
img_data = numpy.array(list(image.getdata()), numpy.uint8)
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 512, 512, 0, GL_RGB,
GL_UNSIGNED_BYTE, img_data)
glGenerateMipmap(GL_TEXTURE_2D)
glBindTexture(GL_TEXTURE_2D, 0)
glEnable(GL_DEPTH_TEST)
while not glfw.window_should_close(window):
glfw.poll_events()
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
ourShader.Use()
transformLoc = glGetUniformLocation(ourShader.shader, "transform")
rot_z = pyrr.Matrix44.from_z_rotation(0.5 * glfw.get_time())
translate = pyrr.Matrix44.from_translation(numpy.array([0.5, -0.5,
0.]))
glUniformMatrix4fv(transformLoc, 1, GL_FALSE,
numpy.array(rot_z * translate))
glActiveTexture(GL_TEXTURE0)
glBindTexture(GL_TEXTURE_2D, texture1)
glBindVertexArray(VAO)
glDrawElements(GL_TRIANGLES, len(indexes), GL_UNSIGNED_INT, None)
glBindVertexArray(0)
transformLoc = glGetUniformLocation(ourShader.shader, "transform")
scaleFactor = (1. + math.sin(glfw.get_time())) * 0.5
scale = pyrr.Matrix44.from_scale(
numpy.array([scaleFactor, scaleFactor, 1.]))
translate = pyrr.Matrix44.from_translation(numpy.array([-0.5, 0.5,
0.]))
glUniformMatrix4fv(transformLoc, 1, GL_FALSE,
numpy.array(scale * translate))
glActiveTexture(GL_TEXTURE0)
glBindTexture(GL_TEXTURE_2D, texture2)
glBindVertexArray(VAO)
glDrawElements(GL_TRIANGLES, len(indexes), GL_UNSIGNED_INT, None)
glBindVertexArray(0)
transformLoc = glGetUniformLocation(ourShader.shader, "transform")
rot_z = pyrr.Matrix44.from_z_rotation(0.5 * glfw.get_time())
rot_y = pyrr.Matrix44.from_y_rotation(1.5 * glfw.get_time())
translate = pyrr.Matrix44.from_translation(numpy.array([0.5, 0.5, 0.]))
glUniformMatrix4fv(transformLoc, 1, GL_FALSE,
numpy.array(rot_z * rot_y * translate))
glActiveTexture(GL_TEXTURE0)
glBindTexture(GL_TEXTURE_2D, texture2)
glBindVertexArray(VAO)
glDrawElements(GL_TRIANGLES, len(indexes), GL_UNSIGNED_INT, None)
glBindVertexArray(0)
glfw.swap_buffers(window)
glfw.terminate()
def main():
if not glfw.init():
return
window = glfw.create_window(WIDTH, HEIGHT, "Hello World", None, None)
glfw.window_hint(glfw.CONTEXT_VERSION_MAJOR, 3)
glfw.window_hint(glfw.CONTEXT_VERSION_MINOR, 3)
glfw.window_hint(glfw.OPENGL_PROFILE, glfw.OPENGL_CORE_PROFILE)
glfw.window_hint(glfw.RESIZABLE, GL_FALSE)
if not window:
glfw.terminate()
return -1
glfw.make_context_current(window)
glfw.set_window_size_callback(window, window_resize)
(width, height) = glfw.get_framebuffer_size(window)
glViewport(0, 0, width, height)
glfw.set_key_callback(window, key_callback)
glClearColor(0.2, 0.3, 0.2, 1.0)
obj = ObjLoader()
obj.load('../obj/cube/cube.obj')
ourShader = Shader('vertex_shader.vs', 'fragment_shader.frag')
VAO = glGenVertexArrays(1)
VBO = glGenBuffers(1)
glBindVertexArray(VAO)
glBindBuffer(GL_ARRAY_BUFFER, VBO)
glBufferData(GL_ARRAY_BUFFER, obj.model.itemsize * len(obj.model),
obj.model, GL_STATIC_DRAW)
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, ctypes.c_void_p(0))
glEnableVertexAttribArray(0)
glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 0,
ctypes.c_void_p(len(obj.vert_indexes) * 3 * 4))
glEnableVertexAttribArray(1)
glBindVertexArray(0)
texture = glGenTextures(1)
glBindTexture(GL_TEXTURE_2D, texture)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)
image = Image.open('../textures/container.jpg')
img_data = numpy.array(list(image.getdata()), numpy.uint8)
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 512, 512, 0, GL_RGB,
GL_UNSIGNED_BYTE, img_data)
glGenerateMipmap(GL_TEXTURE_2D)
glBindTexture(GL_TEXTURE_2D, 0)
glEnable(GL_DEPTH_TEST)
while not glfw.window_should_close(window):
glfw.poll_events()
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
ourShader.Use()
modelLoc = glGetUniformLocation(ourShader.shader, "model")
scale = pyrr.Matrix44.from_scale(numpy.array([0.5, 0.5, 0.5]))
rot_x = pyrr.Matrix44.from_x_rotation(0.5 * glfw.get_time())
rot_y = pyrr.Matrix44.from_y_rotation(0.5 * glfw.get_time())
glUniformMatrix4fv(modelLoc, 1, GL_FALSE,
numpy.array(rot_x * rot_y * scale))
viewLoc = glGetUniformLocation(ourShader.shader, "view")
translate = pyrr.Matrix44.from_translation(pyrr.Vector3([0., 0., -3.]))
glUniformMatrix4fv(viewLoc, 1, GL_FALSE, numpy.array(translate))
projectionLoc = glGetUniformLocation(ourShader.shader, "projection")
proj = pyrr.Matrix44.perspective_projection(
45.0,
float(WIDTH) / float(HEIGHT), 0.1, 100.)
glUniformMatrix4fv(projectionLoc, 1, GL_FALSE, numpy.array(proj))
glActiveTexture(GL_TEXTURE0)
glBindTexture(GL_TEXTURE_2D, texture)
glBindVertexArray(VAO)
glDrawArrays(GL_TRIANGLES, 0, len(obj.vert_indexes))
glBindVertexArray(0)
glfw.swap_buffers(window)
glfw.terminate()
def main():
global state
if not glfw.init():
return
window = glfw.create_window(WIDTH, HEIGHT, "Hello World", None, None)
glfw.window_hint(glfw.CONTEXT_VERSION_MAJOR, 3)
glfw.window_hint(glfw.CONTEXT_VERSION_MINOR, 3)
glfw.window_hint(glfw.OPENGL_PROFILE, glfw.OPENGL_CORE_PROFILE)
glfw.window_hint(glfw.RESIZABLE, GL_FALSE)
if not window:
glfw.terminate()
return -1
glfw.make_context_current(window)
(width, height) = glfw.get_framebuffer_size(window)
glViewport(0, 0, width, height)
glfw.set_key_callback(window, key_callback)
glClearColor(0.2, 0.3, 0.2, 1.0)
quad = [
# coords # colors # texture
-0.5,
-0.5,
0.0,
1.0,
0.0,
0.0,
0.0,
0.0,
0.5,
-0.5,
0.0,
0.0,
1.0,
0.0,
1.0,
0.0,
0.5,
0.5,
0.0,
0.0,
0.0,
1.0,
1.0,
1.0,
-0.5,
0.5,
0.0,
1.0,
1.0,
1.0,
0.0,
1.0
]
quad = numpy.array(quad, dtype=numpy.float32)
indexes = [0, 1, 2, 0, 2, 3]
indexes = numpy.array(indexes, dtype=numpy.uint32)
ourShader = Shader('vertex_shader.vs', 'fragment_shader.frag')
VAO = glGenVertexArrays(1)
VBO = glGenBuffers(1)
EBO = glGenBuffers(1)
glBindVertexArray(VAO)
glBindBuffer(GL_ARRAY_BUFFER, VBO)
glBufferData(GL_ARRAY_BUFFER, quad.itemsize * len(quad), quad,
GL_STATIC_DRAW)
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO)
glBufferData(GL_ELEMENT_ARRAY_BUFFER, indexes.itemsize * len(indexes),
indexes, GL_STATIC_DRAW)
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 32, ctypes.c_void_p(0))
glEnableVertexAttribArray(0)
glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 32, ctypes.c_void_p(12))
glEnableVertexAttribArray(1)
glVertexAttribPointer(2, 2, GL_FLOAT, GL_FALSE, 32, ctypes.c_void_p(24))
glEnableVertexAttribArray(2)
glBindVertexArray(0)
texture1 = glGenTextures(1)
glBindTexture(GL_TEXTURE_2D, texture1)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)
image = Image.open('../textures/wall.jpg')
img_data = numpy.array(list(image.getdata()), numpy.uint8)
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 512, 512, 0, GL_RGB,
GL_UNSIGNED_BYTE, img_data)
glGenerateMipmap(GL_TEXTURE_2D)
glBindTexture(GL_TEXTURE_2D, 0)
texture2 = glGenTextures(1)
glBindTexture(GL_TEXTURE_2D, texture2)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)
image = Image.open('../textures/container.jpg')
img_data = numpy.array(list(image.getdata()), numpy.uint8)
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 512, 512, 0, GL_RGB,
GL_UNSIGNED_BYTE, img_data)
glGenerateMipmap(GL_TEXTURE_2D)
glBindTexture(GL_TEXTURE_2D, 0)
while not glfw.window_should_close(window):
glfw.poll_events()
glClear(GL_COLOR_BUFFER_BIT)
ourShader.Use()
glActiveTexture(GL_TEXTURE0)
if state == 0:
glBindTexture(GL_TEXTURE_2D, texture1)
else:
glBindTexture(GL_TEXTURE_2D, texture2)
glBindVertexArray(VAO)
glDrawElements(GL_TRIANGLES, len(indexes), GL_UNSIGNED_INT, None)
glBindVertexArray(0)
glfw.swap_buffers(window)
glfw.terminate()
def main():
if not glfw.init():
return
window = glfw.create_window(WIDTH, HEIGHT, "Hello World", None, None)
glfw.window_hint(glfw.CONTEXT_VERSION_MAJOR, 3)
glfw.window_hint(glfw.CONTEXT_VERSION_MINOR, 3)
glfw.window_hint(glfw.OPENGL_PROFILE, glfw.OPENGL_CORE_PROFILE)
glfw.window_hint(glfw.RESIZABLE, GL_FALSE)
if not window:
glfw.terminate()
return -1
glfw.make_context_current(window)
(width, height) = glfw.get_framebuffer_size(window)
glViewport(0, 0, width, height)
glfw.set_key_callback(window, key_callback)
glClearColor(0.2, 0.3, 0.2, 1.0)
triangle = [
# coords # colors
-0.5,
-0.5,
0.0,
1.0,
0.0,
0.0,
0.5,
-0.5,
0.0,
0.0,
1.0,
0.0,
0.0,
0.5,
0.0,
0.0,
0.0,
1.0
]
triangle = numpy.array(triangle, dtype=numpy.float32)
indexes = [0, 1, 2]
indexes = numpy.array(indexes, dtype=numpy.uint32)
ourShader = Shader('vertex_shader.vs', 'fragment_shader.frag')
VAO = glGenVertexArrays(1)
VBO = glGenBuffers(1)
EBO = glGenBuffers(1)
glBindVertexArray(VAO)
glBindBuffer(GL_ARRAY_BUFFER, VBO)
glBufferData(GL_ARRAY_BUFFER, triangle.itemsize * len(triangle), triangle,
GL_STATIC_DRAW)
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO)
glBufferData(GL_ELEMENT_ARRAY_BUFFER, indexes.itemsize * len(indexes),
indexes, GL_STATIC_DRAW)
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 24, ctypes.c_void_p(0))
glEnableVertexAttribArray(0)
glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 24, ctypes.c_void_p(12))
glEnableVertexAttribArray(1)
glBindVertexArray(0)
while not glfw.window_should_close(window):
glfw.poll_events()
glClear(GL_COLOR_BUFFER_BIT)
ourShader.Use()
glBindVertexArray(VAO)
glDrawElements(GL_TRIANGLES, len(indexes), GL_UNSIGNED_INT, None)
glBindVertexArray(0)
glfw.swap_buffers(window)
glfw.terminate()
