def print_error(message):
nonlocal error
error = True
status = GLint()
glGetProgramiv(program, GL_INFO_LOG_LENGTH, byref(
status)) # Getting the number of char in info log to 'status'
output = create_string_buffer(status.value) # status.value)
glGetProgramInfoLog(program, status, None, output)
print(message, output.value.decode('utf-8'), file=sys.stderr)
def program_status(program: GLuint, status_type: int) -> int:
"""
Args:
program: The handle to the program.
status_type: GL_DELETE_STATUS, GL_LINK_STATUS, GL_VALIDATE_STATUS, GL_INFO_LOG_LENGTH, GL_ATTACHED_SHADERS,
GL_ACTIVE_ATOMIC_COUNTER_BUFFERS, GL_ACTIVE_ATTRIBUTES, GL_ACTIVE_ATTRIBUTE_MAX_LENGTH,
GL_ACTIVE_UNIFORMS, GL_ACTIVE_UNIFORM_BLOCKS, GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH,
GL_ACTIVE_UNIFORM_MAX_LENGTH, GL_COMPUTE_WORK_GROUP_SIZE GL_PROGRAM_BINARY_LENGTH,
GL_TRANSFORM_FEEDBACK_BUFFER_MODE, GL_TRANSFORM_FEEDBACK_VARYINGS,
GL_TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH, GL_GEOMETRY_VERTICES_OUT, GL_GEOMETRY_INPUT_TYPE,
GL_GEOMETRY_OUTPUT_TYPE.
Returns:
Status code.
"""
status = GLint()
glGetProgramiv(program, status_type, byref(status))
return status.value
def shader_status(shader: GLuint, status_type: int) -> GLint:
"""
Returns the status of the 'shader' for any given 'status_type'.
Errors:
GL_INVALID_VALUE: if shader is not a value generated by OpenGL.
GL_INVALID_OPERATION: if shader does not refer to a shader object.
GL_INVALID_ENUM: if status_type is not an accepted value.
Args:
shader: The handle to the shader.
status_type: GL_SHADER_TYPE, GL_DELETE_STATUS, GL_COMPILE_STATUS, GL_INFO_LOG_LENGTH, GL_SHADER_SOURCE_LENGTH.
Returns:
"""
status = GLint()
glGetShaderiv(shader, status_type, byref(status))
return status.value
def print_error(message):
nonlocal error
error = True
status = GLint()
glGetShaderiv(shader, GL_INFO_LOG_LENGTH, byref(status))
output = create_string_buffer(status.value)
glGetShaderInfoLog(shader, status, None, output)
shader_source = '\n'.join([
'{:<3} | '.format(row) + line
for row, line in enumerate(shader.source.splitlines(), start=1)
])
print(message,
output.value.decode('utf-8'),
'Shader source:',
shader_source,
file=sys.stderr,
sep='\n')