def _test_object_creation_and_deletion():
# Stuff that is originally glGenX
# Note that if we test glIsTexture(x), we cannot assume x to be a
# nonexisting texture; we might have created a texture in another
# test and failed to clean it up.
# Create/delete texture
#assert_equal(gl.glIsTexture(12), False)
handle = gl.glCreateTexture()
gl.glBindTexture(gl.GL_TEXTURE_2D, handle)
assert_equal(gl.glIsTexture(handle), True)
gl.glDeleteTexture(handle)
assert_equal(gl.glIsTexture(handle), False)
# Create/delete buffer
#assert_equal(gl.glIsBuffer(12), False)
handle = gl.glCreateBuffer()
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, handle)
assert_equal(gl.glIsBuffer(handle), True)
gl.glDeleteBuffer(handle)
assert_equal(gl.glIsBuffer(handle), False)
# Create/delete framebuffer
#assert_equal(gl.glIsFramebuffer(12), False)
handle = gl.glCreateFramebuffer()
gl.glBindFramebuffer(gl.GL_FRAMEBUFFER, handle)
assert_equal(gl.glIsFramebuffer(handle), True)
gl.glDeleteFramebuffer(handle)
assert_equal(gl.glIsFramebuffer(handle), False)
# Create/delete renderbuffer
#assert_equal(gl.glIsRenderbuffer(12), False)
handle = gl.glCreateRenderbuffer()
gl.glBindRenderbuffer(gl.GL_RENDERBUFFER, handle)
assert_equal(gl.glIsRenderbuffer(handle), True)
gl.glDeleteRenderbuffer(handle)
assert_equal(gl.glIsRenderbuffer(handle), False)
# Stuff that is originally called glCreate
# Create/delete program
#assert_equal(gl.glIsProgram(12), False)
handle = gl.glCreateProgram()
assert_equal(gl.glIsProgram(handle), True)
gl.glDeleteProgram(handle)
assert_equal(gl.glIsProgram(handle), False)
# Create/delete shader
#assert_equal(gl.glIsShader(12), False)
handle = gl.glCreateShader(gl.GL_VERTEX_SHADER)
assert_equal(gl.glIsShader(handle), True)
gl.glDeleteShader(handle)
assert_equal(gl.glIsShader(handle), False)
gl.check_error()
def _test_object_creation_and_deletion():
# Stuff that is originally glGenX
# Note that if we test glIsTexture(x), we cannot assume x to be a
# nonexisting texture; we might have created a texture in another
# test and failed to clean it up.
# Create/delete texture
#assert_equal(gl.glIsTexture(12), False)
handle = gl.glCreateTexture()
gl.glBindTexture(gl.GL_TEXTURE_2D, handle)
assert_equal(gl.glIsTexture(handle), True)
gl.glDeleteTexture(handle)
assert_equal(gl.glIsTexture(handle), False)
# Create/delete buffer
#assert_equal(gl.glIsBuffer(12), False)
handle = gl.glCreateBuffer()
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, handle)
assert_equal(gl.glIsBuffer(handle), True)
gl.glDeleteBuffer(handle)
assert_equal(gl.glIsBuffer(handle), False)
# Create/delete framebuffer
#assert_equal(gl.glIsFramebuffer(12), False)
handle = gl.glCreateFramebuffer()
gl.glBindFramebuffer(gl.GL_FRAMEBUFFER, handle)
assert_equal(gl.glIsFramebuffer(handle), True)
gl.glDeleteFramebuffer(handle)
assert_equal(gl.glIsFramebuffer(handle), False)
# Create/delete renderbuffer
#assert_equal(gl.glIsRenderbuffer(12), False)
handle = gl.glCreateRenderbuffer()
gl.glBindRenderbuffer(gl.GL_RENDERBUFFER, handle)
assert_equal(gl.glIsRenderbuffer(handle), True)
gl.glDeleteRenderbuffer(handle)
assert_equal(gl.glIsRenderbuffer(handle), False)
# Stuff that is originally called glCreate
# Create/delete program
#assert_equal(gl.glIsProgram(12), False)
handle = gl.glCreateProgram()
assert_equal(gl.glIsProgram(handle), True)
gl.glDeleteProgram(handle)
assert_equal(gl.glIsProgram(handle), False)
# Create/delete shader
#assert_equal(gl.glIsShader(12), False)
handle = gl.glCreateShader(gl.GL_VERTEX_SHADER)
assert_equal(gl.glIsShader(handle), True)
gl.glDeleteShader(handle)
assert_equal(gl.glIsShader(handle), False)
gl.check_error()
def _test_fbo():
w, h = 120, 130
# Create frame buffer
hframebuf = gl.glCreateFramebuffer()
gl.glBindFramebuffer(gl.GL_FRAMEBUFFER, hframebuf)
#Create render buffer (for depth)
hrenderbuf = gl.glCreateRenderbuffer()
gl.glBindRenderbuffer(gl.GL_RENDERBUFFER, hrenderbuf)
gl.glRenderbufferStorage(gl.GL_RENDERBUFFER, gl.GL_DEPTH_COMPONENT16, w, h)
gl.glFramebufferRenderbuffer(gl.GL_FRAMEBUFFER, gl.GL_DEPTH_ATTACHMENT,
gl.GL_RENDERBUFFER, hrenderbuf)
# Create texture (for color)
htex = gl.glCreateTexture()
gl.glBindTexture(gl.GL_TEXTURE_2D, htex)
gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGB, gl.GL_RGB,
gl.GL_UNSIGNED_BYTE, (h, w))
gl.glFramebufferTexture2D(gl.GL_FRAMEBUFFER, gl.GL_COLOR_ATTACHMENT0,
gl.GL_TEXTURE_2D, htex, 0)
# Check framebuffer status
status = gl.glCheckFramebufferStatus(gl.GL_FRAMEBUFFER)
assert_equal(status, gl.GL_FRAMEBUFFER_COMPLETE)
# Tests renderbuffer params
name = gl.glGetFramebufferAttachmentParameter(
gl.GL_FRAMEBUFFER, gl.GL_DEPTH_ATTACHMENT,
gl.GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)
assert_equal(name, hrenderbuf)
#
width = gl.glGetRenderbufferParameter(gl.GL_RENDERBUFFER,
gl.GL_RENDERBUFFER_WIDTH)
assert_equal(width, w)
# Touch copy tex functions
gl.glBindTexture(gl.GL_TEXTURE_2D, htex)
gl.glCopyTexSubImage2D(gl.GL_TEXTURE_2D, 0, 5, 5, 5, 5, 20, 20)
gl.glCopyTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGB, 0, 0, 30, 30, 0)
gl.check_error()
# Clean up
gl.glDeleteTexture(htex)
gl.glDeleteRenderbuffer(hrenderbuf)
gl.glDeleteFramebuffer(hframebuf)
gl.check_error()
def _test_fbo():
w, h = 120, 130
# Create frame buffer
hframebuf = gl.glCreateFramebuffer()
gl.glBindFramebuffer(gl.GL_FRAMEBUFFER, hframebuf)
#Create render buffer (for depth)
hrenderbuf = gl.glCreateRenderbuffer()
gl.glBindRenderbuffer(gl.GL_RENDERBUFFER, hrenderbuf)
gl.glRenderbufferStorage(gl.GL_RENDERBUFFER, gl.GL_DEPTH_COMPONENT16, w, h)
gl.glFramebufferRenderbuffer(gl.GL_FRAMEBUFFER, gl.GL_DEPTH_ATTACHMENT,
gl.GL_RENDERBUFFER, hrenderbuf)
# Create texture (for color)
htex = gl.glCreateTexture()
gl.glBindTexture(gl.GL_TEXTURE_2D, htex)
gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGB, gl.GL_RGB,
gl.GL_UNSIGNED_BYTE, (h, w))
gl.glFramebufferTexture2D(gl.GL_FRAMEBUFFER, gl.GL_COLOR_ATTACHMENT0,
gl.GL_TEXTURE_2D, htex, 0)
# Check framebuffer status
status = gl.glCheckFramebufferStatus(gl.GL_FRAMEBUFFER)
assert_equal(status, gl.GL_FRAMEBUFFER_COMPLETE)
# Tests renderbuffer params
name = gl.glGetFramebufferAttachmentParameter(
gl.GL_FRAMEBUFFER, gl.GL_DEPTH_ATTACHMENT,
gl.GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)
assert_equal(name, hrenderbuf)
#
width = gl.glGetRenderbufferParameter(gl.GL_RENDERBUFFER,
gl.GL_RENDERBUFFER_WIDTH)
assert_equal(width, w)
# Touch copy tex functions
gl.glBindTexture(gl.GL_TEXTURE_2D, htex)
gl.glCopyTexSubImage2D(gl.GL_TEXTURE_2D, 0, 5, 5, 5, 5, 20, 20)
gl.glCopyTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGB, 0, 0, 30, 30, 0)
gl.check_error()
# Clean up
gl.glDeleteTexture(htex)
gl.glDeleteRenderbuffer(hrenderbuf)
gl.glDeleteFramebuffer(hframebuf)
gl.check_error()