def write_shaders():
code = CodeWriter(os.path.join(get_base_path(), 'shaders.cpp'))
for shader in SHADERS:
shader_name = '%sShader' % shader.name
code.putlnc('class %s : public BaseShader', shader_name)
code.start_brace()
code.put_access('public')
for uniform in shader.uniforms:
code.putlnc('static int %s;', uniform[0])
if shader.uniforms:
code.putln('')
asset_name = 'SHADER_%s' % shader.asset_name.upper()
args = [asset_name]
options = []
if shader.has_back:
options.append('SHADER_HAS_BACK')
if shader.has_tex_size:
options.append('SHADER_HAS_TEX_SIZE')
if not options:
if shader.tex_param:
args.append('0')
else:
args.append(' | '.join(options))
if shader.tex_param:
args.append('"%s"' % shader.tex_param)
code.putlnc('%s()', shader_name)
code.putlnc(': BaseShader(%s)', ', '.join(args))
code.start_brace()
code.end_brace()
code.putln('')
code.putmeth('void initialize_parameters')
for uniform in shader.uniforms:
code.putlnc('%s = get_uniform(%r);', uniform[0], uniform[0],
cpp=False)
code.end_brace()
code.putln('')
code.putmeth('static void set_parameters', 'FrameObject * instance')
for uniform in shader.uniforms:
param = 'SHADER_PARAM_%s' % uniform[0].upper()
code.putlnc('BaseShader::set_%s(instance, %s, %s);', uniform[1],
param, uniform[0])
if shader.tex_param:
param = 'SHADER_PARAM_%s' % shader.tex_param.upper()
code.putlnc('BaseShader::set_image(instance, %s);', param)
code.end_brace()
code.end_brace(True)
for uniform in shader.uniforms:
code.putlnc('int %s::%s;', shader_name, uniform[0])
code.putln('')
# write static init code
for shader in SHADERS:
shader_type = '%sShader' % shader.name
shader_name = '%s_shader' % shader.name.lower()
code.putlnc('%s %s;', shader_type, shader_name)
code.close()
