CL_ShaderObject CL_ShaderObject::load(CL_GraphicContext &gc, const CL_StringRef &resource_id, CL_ResourceManager *resources)
{
CL_Resource resource = resources->get_resource(resource_id);
CL_String filename = resource.get_element().get_attribute("file");
CL_String type = resource.get_element().get_tag_name();
CL_ShaderType shader_type;
if (type == "fragment-shader")
shader_type = cl_shadertype_fragment;
else if (type == "vertex-shader")
shader_type = cl_shadertype_vertex;
else
throw CL_Exception("CL_ShaderObject: Unknown shader type: " + type);
CL_VirtualDirectory directory = resources->get_directory(resource);
CL_IODevice file = directory.open_file(filename, CL_File::open_existing, CL_File::access_read, CL_File::share_read);
int size = file.get_size();
CL_String8 source(size, 0);
file.read(&source[0], size);
CL_ShaderObject shader_object(gc, shader_type, CL_StringHelp::local8_to_text(source));
if (resource.get_element().get_attribute("compile", "true") == "true")
if(!shader_object.compile())
throw CL_Exception(cl_format("Unable to compiler shader program %1: %2", resource_id, shader_object.get_info_log()));
return shader_object;
}
CL_XMLTokenizer::CL_XMLTokenizer(CL_IODevice &input) : impl(new CL_XMLTokenizer_Generic)
{
impl->input = input;
impl->size = input.get_size();
impl->pos = 0;
CL_DataBuffer buffer(impl->size);
input.receive(buffer.get_data(), buffer.get_size(), true);
CL_StringHelp::BOMType bom_type = CL_StringHelp::detect_bom(buffer.get_data(), buffer.get_size());
switch (bom_type)
{
default:
case CL_StringHelp::bom_none:
impl->data = CL_StringHelp::utf8_to_text(CL_StringRef8(buffer.get_data(), buffer.get_size(), false));
break;
case CL_StringHelp::bom_utf32_be:
case CL_StringHelp::bom_utf32_le:
throw CL_Exception("UTF-16 XML files not supported yet");
break;
case CL_StringHelp::bom_utf16_be:
case CL_StringHelp::bom_utf16_le:
throw CL_Exception("UTF-32 XML files not supported yet");
break;
case CL_StringHelp::bom_utf8:
impl->data = CL_StringHelp::utf8_to_text(CL_StringRef8(buffer.get_data()+3, buffer.get_size()-3, false));
break;
}
}
CL_ShaderObject CL_ShaderObject::load(CL_GraphicContext &gc, CL_ShaderType shader_type, CL_IODevice &file)
{
int size = file.get_size();
CL_String8 source(size, 0);
file.read(&source[0], size);
return CL_ShaderObject(gc, shader_type, CL_StringHelp::local8_to_text(source));
}
void CL_CSSDocument_Impl::load(const CL_String &filename, const CL_VirtualDirectory &directory)
{
CL_String path = CL_PathHelp::get_fullpath(filename, CL_PathHelp::path_type_file);
// Load document into a buffer:
CL_IODevice input = directory.open_file_read(filename);
int size = input.get_size();
if (size < 0)
throw CL_Exception("IODevice does not support get_size()");
CL_DataBuffer data(size);
int bytes_read = input.read(data.get_data(), data.get_size());
data.set_size(bytes_read);
// Start parsing:
unsigned char *data_ptr = (unsigned char *) data.get_data();
whitespace_comments(data_ptr, bytes_read);
int pos = 0;
while (pos < bytes_read)
{
unsigned char ch = data_ptr[pos];
switch (ch)
{
case ' ':
case '\t':
case '\r':
case '\n':
pos++;
break;
case '@': // import
pos = load_import(data_ptr, pos, bytes_read, directory, path);
break;
default: // ruleset
pos = load_ruleset(data_ptr, pos, bytes_read);
break;
}
}
}
void CL_CSSDocument_Impl::load(const CL_StringRef &path, CL_IODevice &input)
{
// Load document into a buffer:
int size = input.get_size();
if (size < 0)
throw CL_Exception("IODevice does not support get_size()");
CL_DataBuffer data(size);
int bytes_read = input.read(data.get_data(), data.get_size());
data.set_size(bytes_read);
// Start parsing:
unsigned char *data_ptr = (unsigned char *) data.get_data();
whitespace_comments(data_ptr, bytes_read);
int pos = 0;
while (pos < bytes_read)
{
unsigned char ch = data_ptr[pos];
switch (ch)
{
case ' ':
case '\t':
case '\r':
case '\n':
pos++;
break;
case '@': // import
pos = load_import(data_ptr, pos, bytes_read, path);
break;
default: // ruleset
pos = load_ruleset(data_ptr, pos, bytes_read);
break;
}
}
}
