From 04ad995cf6f7e28093d6fdad1e51556ae9848aed Mon Sep 17 00:00:00 2001 From: Henri Verbeet Date: Fri, 27 Feb 2009 09:29:48 +0100 Subject: [PATCH] d3d10: Add an initial effect parser. --- dlls/d3d10/d3d10_private.h | 36 ++++- dlls/d3d10/effect.c | 319 ++++++++++++++++++++++++++++++++++++- 2 files changed, 353 insertions(+), 2 deletions(-) diff --git a/dlls/d3d10/d3d10_private.h b/dlls/d3d10/d3d10_private.h index 05003cc8c32..02e0eecb520 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 b04fae4caee..09a9378731f 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) { @@ -100,7 +101,69 @@ static HRESULT parse_dxbc(const char *data, SIZE_T data_size, return hr; } -static HRESULT fx10_chunk_handler(const char *data, void *ctx) +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; @@ -123,11 +186,256 @@ static HRESULT fx10_chunk_handler(const char *data, void *ctx) 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]; + 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) + { + case TAG_FX10: + parse_fx10(e, ptr, chunk_size); + break; + + default: + FIXME("Unhandled chunk %s\n", tag_str); + break; + } + + return S_OK; +} + HRESULT d3d10_effect_parse(struct d3d10_effect *This, const void *data, SIZE_T data_size) { 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); }