d3d10: Add an initial effect parser.
Henri Verbeet
hverbeet at codeweavers.com
Fri Feb 27 02:29:48 CST 2009
---
dlls/d3d10/d3d10_private.h | 36 +++++-
dlls/d3d10/effect.c | 317 ++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 352 insertions(+), 1 deletions(-)
diff --git a/dlls/d3d10/d3d10_private.h b/dlls/d3d10/d3d10_private.h
index 05003cc..02e0eec 100644
--- a/dlls/d3d10/d3d10_private.h
+++ b/dlls/d3d10/d3d10_private.h
@@ -1,5 +1,5 @@
/*
- * Copyright 2008 Henri Verbeet for CodeWeavers
+ * Copyright 2008-2009 Henri Verbeet for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@@ -31,12 +31,46 @@
/* TRACE helper functions */
const char *debug_d3d10_driver_type(D3D10_DRIVER_TYPE driver_type);
+enum d3d10_effect_variable_type
+{
+ D3D10_EVT_VERTEXSHADER = 6,
+ D3D10_EVT_PIXELSHADER = 7,
+ D3D10_EVT_GEOMETRYSHADER = 8,
+};
+
+struct d3d10_effect_variable
+{
+ enum d3d10_effect_variable_type type;
+ DWORD idx_offset;
+};
+
+struct d3d10_effect_pass
+{
+ char *name;
+ DWORD start;
+ DWORD variable_count;
+ struct d3d10_effect_variable *variables;
+};
+
+struct d3d10_effect_technique
+{
+ char *name;
+ DWORD start;
+ DWORD pass_count;
+ struct d3d10_effect_pass *passes;
+};
+
/* ID3D10Effect */
extern const struct ID3D10EffectVtbl d3d10_effect_vtbl;
struct d3d10_effect
{
const struct ID3D10EffectVtbl *vtbl;
LONG refcount;
+
+ DWORD technique_count;
+ DWORD index_offset;
+ DWORD blendstate_count;
+ struct d3d10_effect_technique *techniques;
};
HRESULT d3d10_effect_parse(struct d3d10_effect *This, const void *data, SIZE_T data_size);
diff --git a/dlls/d3d10/effect.c b/dlls/d3d10/effect.c
index b04fae4..09a9378 100644
--- a/dlls/d3d10/effect.c
+++ b/dlls/d3d10/effect.c
@@ -28,6 +28,7 @@ WINE_DEFAULT_DEBUG_CHANNEL(d3d10);
((DWORD)(ch0) | ((DWORD)(ch1) << 8) | \
((DWORD)(ch2) << 16) | ((DWORD)(ch3) << 24 ))
#define TAG_DXBC MAKE_TAG('D', 'X', 'B', 'C')
+#define TAG_FX10 MAKE_TAG('F', 'X', '1', '0')
static inline void read_dword(const char **ptr, DWORD *d)
{
@@ -100,8 +101,291 @@ static HRESULT parse_dxbc(const char *data, SIZE_T data_size,
return hr;
}
+static HRESULT parse_fx10_pass_index(struct d3d10_effect_pass *p, const char **ptr)
+{
+ unsigned int i;
+
+ read_dword(ptr, &p->start);
+ TRACE("Pass starts at offset %#x\n", p->start);
+
+ read_dword(ptr, &p->variable_count);
+ TRACE("Pass has %u variables\n", p->variable_count);
+
+ skip_dword_unknown(ptr, 1);
+
+ p->variables = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, p->variable_count * sizeof(*p->variables));
+ if (!p->variables)
+ {
+ ERR("Failed to allocate variables memory\n");
+ return E_OUTOFMEMORY;
+ }
+
+ for (i = 0; i < p->variable_count; ++i)
+ {
+ read_dword(ptr, &p->variables[i].type);
+ TRACE("Variable %u is of type %#x\n", i, p->variables[i].type);
+
+ skip_dword_unknown(ptr, 2);
+
+ read_dword(ptr, &p->variables[i].idx_offset);
+ TRACE("Variable %u idx is at offset %#x\n", i, p->variables[i].idx_offset);
+ }
+
+ return S_OK;
+}
+
+static HRESULT parse_fx10_technique_index(struct d3d10_effect_technique *t, const char **ptr)
+{
+ HRESULT hr = S_OK;
+ unsigned int i;
+
+ read_dword(ptr, &t->start);
+ TRACE("Technique starts at offset %#x\n", t->start);
+
+ read_dword(ptr, &t->pass_count);
+ TRACE("Technique has %u passes\n", t->pass_count);
+
+ skip_dword_unknown(ptr, 1);
+
+ t->passes = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, t->pass_count * sizeof(*t->passes));
+ if (!t->passes)
+ {
+ ERR("Failed to allocate passes memory\n");
+ return E_OUTOFMEMORY;
+ }
+
+ for (i = 0; i < t->pass_count; ++i)
+ {
+ hr = parse_fx10_pass_index(&t->passes[i], ptr);
+ if (FAILED(hr)) break;
+ }
+
+ return hr;
+}
+
+static HRESULT shader_chunk_handler(const char *data, void *ctx)
+{
+ const char *ptr = data;
+ DWORD chunk_size;
+ char tag_str[5];
+ DWORD tag;
+
+ read_tag(&ptr, &tag, tag_str);
+ TRACE("tag: %s\n", tag_str);
+
+ read_dword(&ptr, &chunk_size);
+ TRACE("chunk size: %#x\n", chunk_size);
+
+ switch(tag)
+ {
+ default:
+ FIXME("Unhandled chunk %s\n", tag_str);
+ break;
+ }
+
+ return S_OK;
+}
+
+static HRESULT parse_shader(struct d3d10_effect_variable *v, const char *data)
+{
+ const char *ptr = data;
+ DWORD dxbc_size;
+
+ read_dword(&ptr, &dxbc_size);
+ TRACE("dxbc size: %#x\n", dxbc_size);
+
+ return parse_dxbc(ptr, dxbc_size, shader_chunk_handler, v);
+}
+
+static HRESULT parse_fx10_variable(struct d3d10_effect_variable *v, const char *data)
+{
+ const char *ptr;
+ DWORD offset;
+ HRESULT hr;
+
+ ptr = data + v->idx_offset;
+ read_dword(&ptr, &offset);
+
+ TRACE("Variable of type %#x starts at offset %#x\n", v->type, offset);
+
+ /* FIXME: This probably isn't completely correct. */
+ if (offset == 1)
+ {
+ WARN("Skipping variable\n");
+ return S_OK;
+ }
+
+ ptr = data + offset;
+ switch (v->type)
+ {
+ case D3D10_EVT_VERTEXSHADER:
+ TRACE("Vertex shader\n");
+ hr = parse_shader(v, ptr);
+ break;
+
+ case D3D10_EVT_PIXELSHADER:
+ TRACE("Pixel shader\n");
+ hr = parse_shader(v, ptr);
+ break;
+
+ case D3D10_EVT_GEOMETRYSHADER:
+ TRACE("Geometry shader\n");
+ hr = parse_shader(v, ptr);
+ break;
+
+ default:
+ FIXME("Unhandled variable type %#x\n", v->type);
+ hr = E_FAIL;
+ break;
+ }
+
+ return hr;
+}
+
+static HRESULT parse_fx10_pass(struct d3d10_effect_pass *p, const char *data)
+{
+ HRESULT hr = S_OK;
+ const char *ptr;
+ size_t name_len;
+ unsigned int i;
+
+ ptr = data + p->start;
+
+ name_len = strlen(ptr) + 1;
+ p->name = HeapAlloc(GetProcessHeap(), 0, name_len);
+ if (!p->name)
+ {
+ ERR("Failed to allocate name memory\n");
+ return E_OUTOFMEMORY;
+ }
+
+ memcpy(p->name, ptr, name_len);
+ ptr += name_len;
+
+ TRACE("pass name: %s\n", p->name);
+
+ for (i = 0; i < p->variable_count; ++i)
+ {
+ hr = parse_fx10_variable(&p->variables[i], data);
+ if (FAILED(hr)) break;
+ }
+
+ return hr;
+}
+
+static HRESULT parse_fx10_technique(struct d3d10_effect_technique *t, const char *data)
+{
+ HRESULT hr = S_OK;
+ const char *ptr;
+ size_t name_len;
+ unsigned int i;
+
+ ptr = data + t->start;
+
+ name_len = strlen(ptr) + 1;
+ t->name = HeapAlloc(GetProcessHeap(), 0, name_len);
+ if (!t->name)
+ {
+ ERR("Failed to allocate name memory\n");
+ return E_OUTOFMEMORY;
+ }
+
+ memcpy(t->name, ptr, name_len);
+ ptr += name_len;
+
+ TRACE("technique name: %s\n", t->name);
+
+ for (i = 0; i < t->pass_count; ++i)
+ {
+ hr = parse_fx10_pass(&t->passes[i], data);
+ if (FAILED(hr)) break;
+ }
+
+ return hr;
+}
+
+static HRESULT parse_fx10_body(struct d3d10_effect *e, const char *data, DWORD data_size)
+{
+ const char *ptr = data + e->index_offset;
+ HRESULT hr = S_OK;
+ unsigned int i;
+
+ skip_dword_unknown(&ptr, 6);
+
+ e->techniques = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, e->technique_count * sizeof(*e->techniques));
+ if (!e->techniques)
+ {
+ ERR("Failed to allocate techniques memory\n");
+ return E_OUTOFMEMORY;
+ }
+
+ for (i = 0; i < e->technique_count; ++i)
+ {
+ struct d3d10_effect_technique *t = &e->techniques[i];
+ hr = parse_fx10_technique_index(t, &ptr);
+ if (FAILED(hr)) break;
+
+ hr = parse_fx10_technique(t, data);
+ if (FAILED(hr)) break;
+ }
+
+ return hr;
+}
+
+static HRESULT parse_fx10(struct d3d10_effect *e, const char *data, DWORD data_size)
+{
+ const char *ptr = data;
+ DWORD unknown;
+
+ /* version info? */
+ skip_dword_unknown(&ptr, 2);
+
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 0: %u\n", unknown);
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 1: %u\n", unknown);
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 2: %u\n", unknown);
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 3: %u\n", unknown);
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 4: %u\n", unknown);
+
+ read_dword(&ptr, &e->technique_count);
+ TRACE("Technique count: %u\n", e->technique_count);
+
+ read_dword(&ptr, &e->index_offset);
+ TRACE("Index offset: %#x\n", e->index_offset);
+
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 5: %u\n", unknown);
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 6: %u\n", unknown);
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 7: %u\n", unknown);
+
+ read_dword(&ptr, &e->blendstate_count);
+ TRACE("Blendstate count: %u\n", e->blendstate_count);
+
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 8: %u\n", unknown);
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 9: %u\n", unknown);
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 10: %u\n", unknown);
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 11: %u\n", unknown);
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 12: %u\n", unknown);
+ read_dword(&ptr, &unknown);
+ FIXME("Unknown 13: %u\n", unknown);
+
+ return parse_fx10_body(e, ptr, data_size - (ptr - data));
+}
+
static HRESULT fx10_chunk_handler(const char *data, void *ctx)
{
+ struct d3d10_effect *e = ctx;
const char *ptr = data;
DWORD chunk_size;
char tag_str[5];
@@ -115,6 +399,10 @@ static HRESULT fx10_chunk_handler(const char *data, void *ctx)
switch(tag)
{
+ case TAG_FX10:
+ parse_fx10(e, ptr, chunk_size);
+ break;
+
default:
FIXME("Unhandled chunk %s\n", tag_str);
break;
@@ -128,6 +416,26 @@ HRESULT d3d10_effect_parse(struct d3d10_effect *This, const void *data, SIZE_T d
return parse_dxbc(data, data_size, fx10_chunk_handler, This);
}
+static void d3d10_effect_pass_destroy(struct d3d10_effect_pass *p)
+{
+ HeapFree(GetProcessHeap(), 0, p->name);
+ HeapFree(GetProcessHeap(), 0, p->variables);
+}
+
+static void d3d10_effect_technique_destroy(struct d3d10_effect_technique *t)
+{
+ HeapFree(GetProcessHeap(), 0, t->name);
+ if (t->passes)
+ {
+ unsigned int i;
+ for (i = 0; i < t->pass_count; ++i)
+ {
+ d3d10_effect_pass_destroy(&t->passes[i]);
+ }
+ HeapFree(GetProcessHeap(), 0, t->passes);
+ }
+}
+
/* IUnknown methods */
static HRESULT STDMETHODCALLTYPE d3d10_effect_QueryInterface(ID3D10Effect *iface, REFIID riid, void **object)
@@ -167,6 +475,15 @@ static ULONG STDMETHODCALLTYPE d3d10_effect_Release(ID3D10Effect *iface)
if (!refcount)
{
+ if (This->techniques)
+ {
+ unsigned int i;
+ for (i = 0; i < This->technique_count; ++i)
+ {
+ d3d10_effect_technique_destroy(&This->techniques[i]);
+ }
+ HeapFree(GetProcessHeap(), 0, This->techniques);
+ }
HeapFree(GetProcessHeap(), 0, This);
}
--
1.6.0.6
--------------060107030600070203090505--
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