Sweden-Number/dlls/d3dcompiler_43/compiler.c

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/*
* Copyright 2009 Matteo Bruni
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* Copyright 2010 Matteo Bruni for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define COBJMACROS
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#include "config.h"
#include "wine/port.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "d3dcompiler_private.h"
#include "wine/wpp.h"
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WINE_DEFAULT_DEBUG_CHANNEL(d3dcompiler);
#define D3DXERR_INVALIDDATA 0x88760b59
#define BUFFER_INITIAL_CAPACITY 256
struct mem_file_desc
{
const char *buffer;
unsigned int size;
unsigned int pos;
};
static struct mem_file_desc current_shader;
static ID3DInclude *current_include;
static const char *initial_filename;
#define INCLUDES_INITIAL_CAPACITY 4
struct loaded_include
{
const char *name;
const char *data;
};
static struct loaded_include *includes;
static int includes_capacity, includes_size;
static const char *parent_include;
static char *wpp_output;
static int wpp_output_capacity, wpp_output_size;
static char *wpp_messages;
static int wpp_messages_capacity, wpp_messages_size;
/* Mutex used to guarantee a single invocation
of the D3DXAssembleShader function (or its variants) at a time.
This is needed as wpp isn't thread-safe */
static CRITICAL_SECTION wpp_mutex;
static CRITICAL_SECTION_DEBUG wpp_mutex_debug =
{
0, 0, &wpp_mutex,
{ &wpp_mutex_debug.ProcessLocksList,
&wpp_mutex_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": wpp_mutex") }
};
static CRITICAL_SECTION wpp_mutex = { &wpp_mutex_debug, -1, 0, 0, 0, 0 };
/* Preprocessor error reporting functions */
static void wpp_write_message(const char *fmt, va_list args)
{
char* newbuffer;
int rc, newsize;
if(wpp_messages_capacity == 0)
{
wpp_messages = HeapAlloc(GetProcessHeap(), 0, MESSAGEBUFFER_INITIAL_SIZE);
if(wpp_messages == NULL)
{
ERR("Error allocating memory for parser messages\n");
return;
}
wpp_messages_capacity = MESSAGEBUFFER_INITIAL_SIZE;
}
while(1)
{
rc = vsnprintf(wpp_messages + wpp_messages_size,
wpp_messages_capacity - wpp_messages_size, fmt, args);
if (rc < 0 || /* C89 */
rc >= wpp_messages_capacity - wpp_messages_size) { /* C99 */
/* Resize the buffer */
newsize = wpp_messages_capacity * 2;
newbuffer = HeapReAlloc(GetProcessHeap(), 0, wpp_messages, newsize);
if(newbuffer == NULL)
{
ERR("Error reallocating memory for parser messages\n");
return;
}
wpp_messages = newbuffer;
wpp_messages_capacity = newsize;
}
else
{
wpp_messages_size += rc;
return;
}
}
}
static void PRINTF_ATTR(1,2) wpp_write_message_var(const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
wpp_write_message(fmt, args);
va_end(args);
}
static void wpp_error(const char *file, int line, int col, const char *near,
const char *msg, va_list ap)
{
wpp_write_message_var("%s:%d:%d: %s: ", file ? file : "'main file'",
line, col, "Error");
wpp_write_message(msg, ap);
wpp_write_message_var("\n");
}
static void wpp_warning(const char *file, int line, int col, const char *near,
const char *msg, va_list ap)
{
wpp_write_message_var("%s:%d:%d: %s: ", file ? file : "'main file'",
line, col, "Warning");
wpp_write_message(msg, ap);
wpp_write_message_var("\n");
}
static char *wpp_lookup_mem(const char *filename, int type, const char *parent_name,
char **include_path, int include_path_count)
{
/* Here we return always ok. We will maybe fail on the next wpp_open_mem */
char *path;
int i;
parent_include = NULL;
if(parent_name[0] != '\0')
{
for(i = 0; i < includes_size; i++)
{
if(!strcmp(parent_name, includes[i].name))
{
parent_include = includes[i].data;
break;
}
}
if(parent_include == NULL)
{
ERR("Parent include file missing\n");
return NULL;
}
}
path = malloc(strlen(filename) + 1);
if(path)
memcpy(path, filename, strlen(filename) + 1);
return path;
}
static void *wpp_open_mem(const char *filename, int type)
{
struct mem_file_desc *desc;
HRESULT hr;
if(!strcmp(filename, initial_filename))
{
current_shader.pos = 0;
return &current_shader;
}
if(current_include == NULL) return NULL;
desc = HeapAlloc(GetProcessHeap(), 0, sizeof(*desc));
if(!desc)
{
ERR("Error allocating memory\n");
return NULL;
}
hr = ID3DInclude_Open(current_include,
type ? D3D_INCLUDE_LOCAL : D3D_INCLUDE_SYSTEM,
filename, parent_include, (LPCVOID *)&desc->buffer,
&desc->size);
if(FAILED(hr))
{
HeapFree(GetProcessHeap(), 0, desc);
return NULL;
}
if(includes_capacity == includes_size)
{
if(includes_capacity == 0)
{
includes = HeapAlloc(GetProcessHeap(), 0, INCLUDES_INITIAL_CAPACITY * sizeof(*includes));
if(includes == NULL)
{
ERR("Error allocating memory for the loaded includes structure\n");
goto error;
}
includes_capacity = INCLUDES_INITIAL_CAPACITY * sizeof(*includes);
}
else
{
int newcapacity = includes_capacity * 2;
struct loaded_include *newincludes =
HeapReAlloc(GetProcessHeap(), 0, includes, newcapacity);
if(newincludes == NULL)
{
ERR("Error reallocating memory for the loaded includes structure\n");
goto error;
}
includes = newincludes;
includes_capacity = newcapacity;
}
}
includes[includes_size].name = filename;
includes[includes_size++].data = desc->buffer;
desc->pos = 0;
return desc;
error:
ID3DInclude_Close(current_include, desc->buffer);
HeapFree(GetProcessHeap(), 0, desc);
return NULL;
}
static void wpp_close_mem(void *file)
{
struct mem_file_desc *desc = file;
if(desc != &current_shader)
{
if(current_include)
ID3DInclude_Close(current_include, desc->buffer);
else
ERR("current_include == NULL, desc == %p, buffer = %s\n",
desc, desc->buffer);
HeapFree(GetProcessHeap(), 0, desc);
}
}
static int wpp_read_mem(void *file, char *buffer, unsigned int len)
{
struct mem_file_desc *desc = file;
len = min(len, desc->size - desc->pos);
memcpy(buffer, desc->buffer + desc->pos, len);
desc->pos += len;
return len;
}
static void wpp_write_mem(const char *buffer, unsigned int len)
{
char *new_wpp_output;
if(wpp_output_capacity == 0)
{
wpp_output = HeapAlloc(GetProcessHeap(), 0, BUFFER_INITIAL_CAPACITY);
if(!wpp_output)
{
ERR("Error allocating memory\n");
return;
}
wpp_output_capacity = BUFFER_INITIAL_CAPACITY;
}
if(len > wpp_output_capacity - wpp_output_size)
{
while(len > wpp_output_capacity - wpp_output_size)
{
wpp_output_capacity *= 2;
}
new_wpp_output = HeapReAlloc(GetProcessHeap(), 0, wpp_output,
wpp_output_capacity);
if(!new_wpp_output)
{
ERR("Error allocating memory\n");
return;
}
wpp_output = new_wpp_output;
}
memcpy(wpp_output + wpp_output_size, buffer, len);
wpp_output_size += len;
}
static int wpp_close_output(void)
{
char *new_wpp_output = HeapReAlloc(GetProcessHeap(), 0, wpp_output,
wpp_output_size + 1);
if(!new_wpp_output) return 0;
wpp_output = new_wpp_output;
wpp_output[wpp_output_size]='\0';
wpp_output_size++;
return 1;
}
static HRESULT preprocess_shader(const void *data, SIZE_T data_size, const char *filename,
const D3D_SHADER_MACRO *defines, ID3DInclude *include, ID3DBlob **error_messages)
{
int ret;
HRESULT hr = S_OK;
const D3D_SHADER_MACRO *def = defines;
static const struct wpp_callbacks wpp_callbacks =
{
wpp_lookup_mem,
wpp_open_mem,
wpp_close_mem,
wpp_read_mem,
wpp_write_mem,
wpp_error,
wpp_warning,
};
if (def != NULL)
{
while (def->Name != NULL)
{
wpp_add_define(def->Name, def->Definition);
def++;
}
}
current_include = include;
includes_size = 0;
wpp_output_size = wpp_output_capacity = 0;
wpp_output = NULL;
wpp_set_callbacks(&wpp_callbacks);
wpp_messages_size = wpp_messages_capacity = 0;
wpp_messages = NULL;
current_shader.buffer = data;
current_shader.size = data_size;
initial_filename = filename ? filename : "";
ret = wpp_parse(initial_filename, NULL);
if (!wpp_close_output())
ret = 1;
if (ret)
{
TRACE("Error during shader preprocessing\n");
if (wpp_messages)
{
int size;
ID3DBlob *buffer;
TRACE("Preprocessor messages:\n%s\n", debugstr_a(wpp_messages));
if (error_messages)
{
size = strlen(wpp_messages) + 1;
hr = D3DCreateBlob(size, &buffer);
if (FAILED(hr))
goto cleanup;
CopyMemory(ID3D10Blob_GetBufferPointer(buffer), wpp_messages, size);
*error_messages = buffer;
}
}
if (data)
TRACE("Shader source:\n%s\n", debugstr_an(data, data_size));
hr = E_FAIL;
}
cleanup:
/* Remove the previously added defines */
if (defines != NULL)
{
while (defines->Name != NULL)
{
wpp_del_define(defines->Name);
defines++;
}
}
HeapFree(GetProcessHeap(), 0, wpp_messages);
return hr;
}
static HRESULT assemble_shader(const char *preproc_shader,
ID3DBlob **shader_blob, ID3DBlob **error_messages)
{
struct bwriter_shader *shader;
char *messages = NULL;
HRESULT hr;
DWORD *res, size;
ID3DBlob *buffer;
char *pos;
shader = SlAssembleShader(preproc_shader, &messages);
if (messages)
{
TRACE("Assembler messages:\n");
TRACE("%s\n", debugstr_a(messages));
TRACE("Shader source:\n");
TRACE("%s\n", debugstr_a(preproc_shader));
if (error_messages)
{
const char *preproc_messages = *error_messages ? ID3D10Blob_GetBufferPointer(*error_messages) : NULL;
size = strlen(messages) + (preproc_messages ? strlen(preproc_messages) : 0) + 1;
hr = D3DCreateBlob(size, &buffer);
if (FAILED(hr))
{
HeapFree(GetProcessHeap(), 0, messages);
if (shader) SlDeleteShader(shader);
return hr;
}
pos = ID3D10Blob_GetBufferPointer(buffer);
if (preproc_messages)
{
CopyMemory(pos, preproc_messages, strlen(preproc_messages) + 1);
pos += strlen(preproc_messages);
}
CopyMemory(pos, messages, strlen(messages) + 1);
if (*error_messages) ID3D10Blob_Release(*error_messages);
*error_messages = buffer;
}
HeapFree(GetProcessHeap(), 0, messages);
}
if (shader == NULL)
{
ERR("Asm reading failed\n");
return D3DXERR_INVALIDDATA;
}
hr = SlWriteBytecode(shader, 9, &res, &size);
SlDeleteShader(shader);
if (FAILED(hr))
{
ERR("SlWriteBytecode failed with 0x%08x\n", hr);
return D3DXERR_INVALIDDATA;
}
if (shader_blob)
{
hr = D3DCreateBlob(size, &buffer);
if (FAILED(hr))
{
HeapFree(GetProcessHeap(), 0, res);
return hr;
}
CopyMemory(ID3D10Blob_GetBufferPointer(buffer), res, size);
*shader_blob = buffer;
}
HeapFree(GetProcessHeap(), 0, res);
return S_OK;
}
HRESULT WINAPI D3DAssemble(const void *data, SIZE_T datasize, const char *filename,
const D3D_SHADER_MACRO *defines, ID3DInclude *include, UINT flags,
ID3DBlob **shader, ID3DBlob **error_messages)
{
HRESULT hr;
EnterCriticalSection(&wpp_mutex);
/* TODO: flags */
if (flags) FIXME("flags %x\n", flags);
if (shader) *shader = NULL;
if (error_messages) *error_messages = NULL;
hr = preprocess_shader(data, datasize, filename, defines, include, error_messages);
if (SUCCEEDED(hr))
hr = assemble_shader(wpp_output, shader, error_messages);
HeapFree(GetProcessHeap(), 0, wpp_output);
LeaveCriticalSection(&wpp_mutex);
return hr;
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}
static HRESULT compile_shader(const char *preproc_shader, const char *target, const char *entrypoint,
ID3DBlob **shader_blob, ID3DBlob **error_messages)
{
struct bwriter_shader *shader;
char *messages = NULL;
HRESULT hr;
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DWORD *res, size, major, minor;
ID3DBlob *buffer;
char *pos;
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enum shader_type shader_type;
TRACE("Preprocessed shader source: %s\n", debugstr_a(preproc_shader));
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TRACE("Parsing compilation target %s.\n", debugstr_a(target));
if (strlen(target) != 6 || target[1] != 's' || target[2] != '_' || target[4] != '_')
{
FIXME("Unknown compilation target %s.\n", debugstr_a(target));
return D3DERR_INVALIDCALL;
}
if (target[0] == 'v')
shader_type = ST_VERTEX;
else if (target[0] == 'p')
shader_type = ST_PIXEL;
else
{
FIXME("Unsupported shader target type %s.\n", debugstr_a(target));
return D3DERR_INVALIDCALL;
}
major = target[3] - '0';
if (major == 0 || major > 5)
{
FIXME("Unsupported shader target major version %d.\n", major);
return D3DERR_INVALIDCALL;
}
minor = target[5] - '0';
if (minor > 1 || (minor == 1 && (shader_type != ST_VERTEX || major > 1)))
{
FIXME("Unsupported shader target minor version %d.\n", minor);
return D3DERR_INVALIDCALL;
}
shader = parse_hlsl_shader(preproc_shader, shader_type, major, minor, entrypoint, &messages);
if (messages)
{
TRACE("Compiler messages:\n");
TRACE("%s\n", debugstr_a(messages));
TRACE("Shader source:\n");
TRACE("%s\n", debugstr_a(preproc_shader));
if (error_messages)
{
const char *preproc_messages = *error_messages ? ID3D10Blob_GetBufferPointer(*error_messages) : NULL;
size = strlen(messages) + (preproc_messages ? strlen(preproc_messages) : 0) + 1;
hr = D3DCreateBlob(size, &buffer);
if (FAILED(hr))
{
HeapFree(GetProcessHeap(), 0, messages);
if (shader) SlDeleteShader(shader);
return hr;
}
pos = ID3D10Blob_GetBufferPointer(buffer);
if (preproc_messages)
{
memcpy(pos, preproc_messages, strlen(preproc_messages) + 1);
pos += strlen(preproc_messages);
}
memcpy(pos, messages, strlen(messages) + 1);
if (*error_messages) ID3D10Blob_Release(*error_messages);
*error_messages = buffer;
}
HeapFree(GetProcessHeap(), 0, messages);
}
if (!shader)
{
ERR("HLSL shader parsing failed.\n");
return D3DXERR_INVALIDDATA;
}
hr = SlWriteBytecode(shader, 9, &res, &size);
SlDeleteShader(shader);
if (FAILED(hr))
{
ERR("SlWriteBytecode failed with error 0x%08x.\n", hr);
return D3DXERR_INVALIDDATA;
}
if (shader_blob)
{
hr = D3DCreateBlob(size, &buffer);
if (FAILED(hr))
{
HeapFree(GetProcessHeap(), 0, res);
return hr;
}
memcpy(ID3D10Blob_GetBufferPointer(buffer), res, size);
*shader_blob = buffer;
}
HeapFree(GetProcessHeap(), 0, res);
return S_OK;
}
HRESULT WINAPI D3DCompile(const void *data, SIZE_T data_size, const char *filename,
const D3D_SHADER_MACRO *defines, ID3DInclude *include, const char *entrypoint,
const char *target, UINT sflags, UINT eflags, ID3DBlob **shader, ID3DBlob **error_messages)
{
HRESULT hr;
FIXME("data %p, data_size %lu, filename %s, defines %p, include %p, entrypoint %s,\n"
"target %s, sflags %#x, eflags %#x, shader %p, error_messages %p stub!\n",
data, data_size, debugstr_a(filename), defines, include, debugstr_a(entrypoint),
debugstr_a(target), sflags, eflags, shader, error_messages);
if (shader) *shader = NULL;
if (error_messages) *error_messages = NULL;
EnterCriticalSection(&wpp_mutex);
hr = preprocess_shader(data, data_size, filename, defines, include, error_messages);
if (SUCCEEDED(hr))
hr = compile_shader(wpp_output, target, entrypoint, shader, error_messages);
HeapFree(GetProcessHeap(), 0, wpp_output);
LeaveCriticalSection(&wpp_mutex);
return hr;
}
HRESULT WINAPI D3DPreprocess(const void *data, SIZE_T size, const char *filename,
const D3D_SHADER_MACRO *defines, ID3DInclude *include,
ID3DBlob **shader, ID3DBlob **error_messages)
{
HRESULT hr;
ID3DBlob *buffer;
if (!data)
return E_INVALIDARG;
EnterCriticalSection(&wpp_mutex);
if (shader) *shader = NULL;
if (error_messages) *error_messages = NULL;
hr = preprocess_shader(data, size, filename, defines, include, error_messages);
if (SUCCEEDED(hr))
{
if (shader)
{
hr = D3DCreateBlob(wpp_output_size, &buffer);
if (FAILED(hr))
goto cleanup;
CopyMemory(ID3D10Blob_GetBufferPointer(buffer), wpp_output, wpp_output_size);
*shader = buffer;
}
else
hr = E_INVALIDARG;
}
cleanup:
HeapFree(GetProcessHeap(), 0, wpp_output);
LeaveCriticalSection(&wpp_mutex);
return hr;
}