gen_null_render_context.py revision 1abab607ca1c1b410881390f9ec47e6be04c207d 
1# -*- coding: utf-8 -*-
2
3from src_util import *
4
5# Functions that have special implementation
6OVERRIDE_FUNCS = set([
7	"glGetError",
8	"glGetIntegerv",
9	"glGetBooleanv",
10	"glGetFloatv",
11	"glGetString",
12	"glGetStringi",
13	"glCreateShader",
14	"glCreateProgram",
15	"glGetShaderiv",
16	"glGetProgramiv",
17	"glGenTextures",
18	"glGenQueries",
19	"glGenBuffers",
20	"glGenRenderbuffers",
21	"glGenFramebuffers",
22	"glGenVertexArrays",
23	"glGenSamplers",
24	"glGenTransformFeedbacks",
25	"glGenProgramPipelines",
26	"glMapBufferRange",
27	"glCheckFramebufferStatus",
28	"glReadPixels",
29	"glBindBuffer",
30	"glDeleteBuffers"
31])
32
33NULL_PLATFORM_DIR = os.path.normpath(os.path.join(SCRIPTS_DIR, "..", "..", "framework", "platform", "null"))
34
35def commandDummyImpl (command):
36	if command.name in OVERRIDE_FUNCS:
37		return None
38	template = """
39GLW_APICALL {returnType} GLW_APIENTRY {commandName} ({paramDecls})
40{{
41{body}{maybeReturn}
42}}"""
43	return template.format(
44		returnType	= command.type,
45		commandName	= command.name,
46		paramDecls	= commandParams(command),
47		body		= ''.join("\tDE_UNREF(%s);\n" % p.name for p in command.params),
48		maybeReturn = "\n\treturn (%s)0;" % command.type if command.type != 'void' else "")
49
50def commandInitStatement (command):
51	return "gl->%s\t= %s;" % (getFunctionMemberName(command.name), command.name)
52
53def genNullRenderContext (iface):
54	genCommandList(iface, commandInitStatement,
55				   directory	= NULL_PLATFORM_DIR,
56				   filename		= "tcuNullRenderContextInitFuncs.inl",
57				   align		= True)
58	genCommandList(iface, commandDummyImpl,
59				   directory	= NULL_PLATFORM_DIR,
60				   filename		= "tcuNullRenderContextFuncs.inl")
61
62if __name__ == "__main__":
63	genNullRenderContext(getHybridInterface())
64