def createTextureGPUShape(shape, pipeline, path):
# Funcion Conveniente para facilitar la inicializacion de un GPUShape con texturas
gpuShape = es.GPUShape().initBuffers()
pipeline.setupVAO(gpuShape)
gpuShape.fillBuffers(shape.vertices, shape.indices, GL_STATIC_DRAW)
gpuShape.texture = es.textureSimpleSetup(path, GL_CLAMP_TO_EDGE,
GL_CLAMP_TO_EDGE, GL_NEAREST,
GL_NEAREST)
return gpuShape
# Creating shapes on GPU memory
cpuAxis = bs.createAxis(7)
gpuAxis = es.GPUShape().initBuffers()
mvpPipeline.setupVAO(gpuAxis)
gpuAxis.fillBuffers(cpuAxis.vertices, cpuAxis.indices, GL_STATIC_DRAW)
rainbowCube = bs.createRainbowCube()
gpuRainbowCube = es.GPUShape().initBuffers()
mvpPipeline.setupVAO(gpuRainbowCube)
gpuRainbowCube.fillBuffers(rainbowCube.vertices, rainbowCube.indices, GL_STATIC_DRAW)
shapeBoo = bs.createTextureQuad(1,1)
gpuBoo = es.GPUShape().initBuffers()
texture2dPipeline.setupVAO(gpuBoo)
gpuBoo.fillBuffers(shapeBoo.vertices, shapeBoo.indices, GL_STATIC_DRAW)
gpuBoo.texture = es.textureSimpleSetup(
getAssetPath("boo.png"), GL_REPEAT, GL_REPEAT, GL_NEAREST, GL_NEAREST)
while not glfw.window_should_close(window):
# Using GLFW to check for input events
glfw.poll_events()
# Filling or not the shapes depending on the controller state
if (controller.fillPolygon):
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL)
else:
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE)
# Clearing the screen in both, color and depth
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
projection = tr.perspective(30, float(width)/float(height),0.1, 100)
# Creating shader program
pipeline = es.SimpleTextureTransformShaderProgram()
# Setting up the clear screen color
glClearColor(0.25, 0.25, 0.25, 1.0)
# Shape on CPU memory
shapeTextureQuad = bs.createTextureQuad(1, 1)
# Shapes on GPU memory
gpuShapeWithoutMipmap = es.GPUShape().initBuffers()
pipeline.setupVAO(gpuShapeWithoutMipmap)
gpuShapeWithoutMipmap.fillBuffers(shapeTextureQuad.vertices,
shapeTextureQuad.indices, GL_STATIC_DRAW)
gpuShapeWithoutMipmap.texture = es.textureSimpleSetup(
getAssetPath("red_woodpecker.jpg"), GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE,
GL_LINEAR, GL_LINEAR)
# Since we want to draw the same shape, but with mipmaps in its texture, there is no need to duplicate
# the information in the GPU, we can just use the same buffers...
gpuShapeWithMipmap = es.GPUShape()
gpuShapeWithMipmap.vao = gpuShapeWithoutMipmap.vao
gpuShapeWithMipmap.vbo = gpuShapeWithoutMipmap.vbo
gpuShapeWithMipmap.ebo = gpuShapeWithoutMipmap.ebo
gpuShapeWithMipmap.size = gpuShapeWithoutMipmap.size
# ... but with a different texture
textureWithMipmap = es.textureSimpleSetup(
getAssetPath("red_woodpecker.jpg"), GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE,
GL_LINEAR_MIPMAP_NEAREST, GL_LINEAR)
glGenerateMipmap(
# A simple shader program with position and texture coordinates as inputs.
pipeline = es.SimpleTextureTransformShaderProgram()
# Telling OpenGL to use our shader program
glUseProgram(pipeline.shaderProgram)
# Setting up the clear screen color
glClearColor(0.25, 0.25, 0.25, 1.0)
# Creating shapes on GPU memory
shape = bs.createTextureQuad(2, 2)
gpuShape = es.GPUShape().initBuffers()
pipeline.setupVAO(gpuShape)
gpuShape.fillBuffers(shape.vertices, shape.indices, GL_STATIC_DRAW)
gpuShape.texture = es.textureSimpleSetup(getAssetPath("bricks.jpg"),
GL_CLAMP_TO_EDGE,
GL_CLAMP_TO_EDGE, GL_LINEAR,
GL_LINEAR)
while not glfw.window_should_close(window):
# Using GLFW to check for input events
glfw.poll_events()
if (controller.fillPolygon):
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL)
else:
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE)
# Clearing the screen in both, color and depth
glClear(GL_COLOR_BUFFER_BIT)
# Drawing the shapes
glUseProgram(pipeline.shaderProgram)
# Setting up the clear screen color
glClearColor(0.25, 0.25, 0.25, 1.0)
# Enabling transparencies
glEnable(GL_BLEND)
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
# Creating shapes on GPU memory
shapeBoo = bs.createTextureQuad(1, 1)
gpuBoo = GPUShape().initBuffers()
pipeline.setupVAO(gpuBoo)
gpuBoo.fillBuffers(shapeBoo.vertices, shapeBoo.indices, GL_STATIC_DRAW)
gpuBoo.texture = es.textureSimpleSetup(getAssetPath("boo.png"),
GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE,
GL_NEAREST, GL_NEAREST)
shapeQuestionBoxes = bs.createTextureQuad(10, 1)
gpuQuestionBoxes = GPUShape().initBuffers()
pipeline.setupVAO(gpuQuestionBoxes)
gpuQuestionBoxes.fillBuffers(shapeQuestionBoxes.vertices,
shapeQuestionBoxes.indices, GL_STATIC_DRAW)
gpuQuestionBoxes.texture = es.textureSimpleSetup(
getAssetPath("cg_box.png"), GL_REPEAT, GL_REPEAT, GL_NEAREST,
GL_NEAREST)
questionBoxesTransform = np.matmul(tr.translate(0, -0.8, 0),
tr.scale(2, 0.2, 1))
while not glfw.window_should_close(window):
gpuText3DTexture = tx.toOpenGLTexture(textBitsTexture)
# Testing text 3D texture. Check the terminal!
for char in "hi!":
print(textBitsTexture[:, :, ord(char)].transpose() * 255)
print()
# Creating shapes on GPU memory
backgroundShape = bs.createTextureQuad(1, 1)
bs.scaleVertices(backgroundShape, 5, [2, 2, 1])
gpuBackground = es.GPUShape().initBuffers()
texturePipeline.setupVAO(gpuBackground)
gpuBackground.fillBuffers(backgroundShape.vertices,
backgroundShape.indices, GL_STATIC_DRAW)
gpuBackground.texture = es.textureSimpleSetup(
getAssetPath("torres-del-paine-sq.jpg"), GL_CLAMP_TO_EDGE,
GL_CLAMP_TO_EDGE, GL_LINEAR, GL_LINEAR)
headerText = "Torres del Paine"
headerCharSize = 0.1
headerCenterX = headerCharSize * len(headerText) / 2
headerShape = tx.textToShape(headerText, headerCharSize, headerCharSize)
gpuHeader = es.GPUShape().initBuffers()
textPipeline.setupVAO(gpuHeader)
gpuHeader.fillBuffers(headerShape.vertices, headerShape.indices,
GL_STATIC_DRAW)
gpuHeader.texture = gpuText3DTexture
headerTransform = tr.matmul([
tr.translate(0.9, -headerCenterX, 0),
tr.rotationZ(np.pi / 2),
])
colorShaderProgram = es.SimpleModelViewProjectionShaderProgram()
# Setting up the clear screen color
glClearColor(0.85, 0.85, 0.85, 1.0)
# As we work in 3D, we need to check which part is in front,
# and which one is at the back
glEnable(GL_DEPTH_TEST)
# Creating shapes on GPU memory
shapeDice = createDice()
gpuDice = es.GPUShape().initBuffers()
textureShaderProgram.setupVAO(gpuDice)
gpuDice.fillBuffers(shapeDice.vertices, shapeDice.indices, GL_STATIC_DRAW)
gpuDice.texture = es.textureSimpleSetup(getAssetPath("dice_blue.jpg"),
GL_REPEAT, GL_REPEAT, GL_LINEAR,
GL_LINEAR)
cpuAxis = bs.createAxis(2)
gpuAxis = es.GPUShape().initBuffers()
colorShaderProgram.setupVAO(gpuAxis)
gpuAxis.fillBuffers(cpuAxis.vertices, cpuAxis.indices, GL_STATIC_DRAW)
while not glfw.window_should_close(window):
# Using GLFW to check for input events
glfw.poll_events()
# Filling or not the shapes depending on the controller state
if (controller.fillPolygon):
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL)
else:
glfw.set_cursor_pos_callback(window, cursor_pos_callback)
# A simple shader program with position and texture coordinates as inputs.
pipeline = DoubleTextureTransformShaderProgram()
# Telling OpenGL to use our shader program
# Setting up the clear screen color
glClearColor(0.25, 0.25, 0.25, 1.0)
# Creating shapes on GPU memory
shape = bs.createTextureQuad(1, 1)
gpuShape = TexGPUShape().initBuffers()
pipeline.setupVAO(gpuShape)
gpuShape.fillBuffers(shape.vertices, shape.indices, GL_STATIC_DRAW)
gpuShape.texture = es.textureSimpleSetup(
getAssetPath("bricks.jpg"), GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE, GL_LINEAR, GL_LINEAR)
gpuShape.texture2 = es.textureSimpleSetup(
getAssetPath("boo.png"), GL_REPEAT, GL_REPEAT, GL_NEAREST, GL_NEAREST)
currentMousePos = [width/2, height/2]
while not glfw.window_should_close(window):
# Using GLFW to check for input events
glfw.poll_events()
if (controller.fillPolygon):
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL)
else:
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE)
# Clearing the screen in both, color and depth
# A simple shader program with position and texture coordinates as inputs.
pipeline = DoubleTextureTransformShaderProgram()
# Telling OpenGL to use our shader program
# Setting up the clear screen color
glClearColor(0.25, 0.25, 0.25, 1.0)
# Creating shapes on GPU memory
shape = bs.createTextureQuad(1, 1)
gpuShape = TexGPUShape().initBuffers()
pipeline.setupVAO(gpuShape)
gpuShape.fillBuffers(shape.vertices, shape.indices, GL_STATIC_DRAW)
gpuShape.texture = es.textureSimpleSetup(
getAssetPath("torres-del-paine-sq.jpg"), GL_CLAMP_TO_EDGE,
GL_CLAMP_TO_EDGE, GL_LINEAR, GL_LINEAR)
gpuShape.texture2 = es.textureSimpleSetup(
getAssetPath("red_woodpecker.jpg"), GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE,
GL_LINEAR, GL_LINEAR)
currentMousePos = [width / 2, height / 2]
while not glfw.window_should_close(window):
# Using GLFW to check for input events
glfw.poll_events()
if (controller.fillPolygon):
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL)
else:
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE)
return gpuShape
# Creating shapes on GPU memory
gpuAxis = createGPUShape(colorPipeline, bs.createAxis(4))
# Note: the vertex attribute layout (stride) is the same for the 3 lighting pipelines in
# this case: flatPipeline, gouraudPipeline and phongPipeline. Hence, the VAO setup can
# be the same.
meshPyramid = createPyramidMesh()
shapePyramid = toShape(meshPyramid, color=(0.6, 0.1, 0.1), verbose=True)
gpuPyramid = createGPUShape(lightingPipeline, shapePyramid)
meshTexturedPyramid = createPyramidMesh(True)
shapeTexturedPyramid = toShape(meshTexturedPyramid, textured=True, verbose=False)
gpuTexturedPyramid = createGPUShape(texturePipeline, shapeTexturedPyramid)
gpuTexturedPyramid.texture = es.textureSimpleSetup(
getAssetPath("bricks.jpg"), GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE, GL_LINEAR, GL_LINEAR)
#print(shapeTexturedPyramid)
t0 = glfw.get_time()
camera_theta = np.pi/4
def setupLightingDefaults(pipeline):
glUseProgram(pipeline.shaderProgram)
# White light in all components: ambient, diffuse and specular.
glUniform3f(glGetUniformLocation(pipeline.shaderProgram, "La"), 1.0, 1.0, 1.0)
glUniform3f(glGetUniformLocation(pipeline.shaderProgram, "Ld"), 1.0, 1.0, 1.0)
glUniform3f(glGetUniformLocation(pipeline.shaderProgram, "Ls"), 1.0, 1.0, 1.0)
# Object is barely visible at only ambient. Bright white for diffuse and specular components.
