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d3dx9: Generate effect instances from materials for mesh loading.
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parent
0e0581834c
commit
f5da523aef
2 changed files with 111 additions and 5 deletions
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@ -30,6 +30,8 @@
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#include "winuser.h"
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#include "d3dx9.h"
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#define ARRAY_SIZE(array) (sizeof(array)/sizeof(*array))
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/* for internal use */
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typedef enum _FormatType {
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FORMAT_ARGB, /* unsigned */
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@ -27,6 +27,7 @@
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#define COBJMACROS
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#define NONAMELESSUNION
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#include <assert.h>
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#include "windef.h"
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#include "wingdi.h"
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#include "d3dx9.h"
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@ -2267,6 +2268,103 @@ truncated_data_error:
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return E_FAIL;
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}
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static HRESULT generate_effects(ID3DXBuffer *materials, DWORD num_materials,
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ID3DXBuffer **effects)
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{
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HRESULT hr;
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D3DXEFFECTINSTANCE *effect_ptr;
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BYTE *out_ptr;
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const D3DXMATERIAL *material_ptr = ID3DXBuffer_GetBufferPointer(materials);
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static const struct {
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const char *param_name;
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DWORD name_size;
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DWORD num_bytes;
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DWORD value_offset;
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} material_effects[] = {
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#define EFFECT_TABLE_ENTRY(str, field) \
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{str, sizeof(str), sizeof(material_ptr->MatD3D.field), offsetof(D3DXMATERIAL, MatD3D.field)}
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EFFECT_TABLE_ENTRY("Diffuse", Diffuse),
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EFFECT_TABLE_ENTRY("Power", Power),
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EFFECT_TABLE_ENTRY("Specular", Specular),
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EFFECT_TABLE_ENTRY("Emissive", Emissive),
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EFFECT_TABLE_ENTRY("Ambient", Ambient),
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#undef EFFECT_TABLE_ENTRY
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};
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static const char texture_paramname[] = "Texture0@Name";
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DWORD buffer_size;
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int i;
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/* effects buffer layout:
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*
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* D3DXEFFECTINSTANCE effects[num_materials];
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* for (effect in effects)
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* {
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* D3DXEFFECTDEFAULT defaults[effect.NumDefaults];
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* for (default in defaults)
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* {
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* *default.pParamName;
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* *default.pValue;
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* }
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* }
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*/
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buffer_size = sizeof(D3DXEFFECTINSTANCE);
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buffer_size += sizeof(D3DXEFFECTDEFAULT) * ARRAY_SIZE(material_effects);
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for (i = 0; i < ARRAY_SIZE(material_effects); i++) {
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buffer_size += material_effects[i].name_size;
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buffer_size += material_effects[i].num_bytes;
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}
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buffer_size *= num_materials;
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for (i = 0; i < num_materials; i++) {
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if (material_ptr[i].pTextureFilename) {
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buffer_size += sizeof(D3DXEFFECTDEFAULT);
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buffer_size += sizeof(texture_paramname);
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buffer_size += strlen(material_ptr[i].pTextureFilename) + 1;
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}
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}
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hr = D3DXCreateBuffer(buffer_size, effects);
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if (FAILED(hr)) return hr;
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effect_ptr = ID3DXBuffer_GetBufferPointer(*effects);
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out_ptr = (BYTE*)(effect_ptr + num_materials);
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for (i = 0; i < num_materials; i++)
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{
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int j;
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D3DXEFFECTDEFAULT *defaults = (D3DXEFFECTDEFAULT*)out_ptr;
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effect_ptr->pDefaults = defaults;
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effect_ptr->NumDefaults = material_ptr->pTextureFilename ? 6 : 5;
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out_ptr = (BYTE*)(effect_ptr->pDefaults + effect_ptr->NumDefaults);
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for (j = 0; j < ARRAY_SIZE(material_effects); j++)
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{
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defaults->pParamName = (LPSTR)out_ptr;
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strcpy(defaults->pParamName, material_effects[j].param_name);
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defaults->pValue = defaults->pParamName + material_effects[j].name_size;
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defaults->Type = D3DXEDT_FLOATS;
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defaults->NumBytes = material_effects[j].num_bytes;
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memcpy(defaults->pValue, (BYTE*)material_ptr + material_effects[j].value_offset, defaults->NumBytes);
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out_ptr = (BYTE*)defaults->pValue + defaults->NumBytes;
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defaults++;
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}
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if (material_ptr->pTextureFilename) {
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defaults->pParamName = (LPSTR)out_ptr;
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strcpy(defaults->pParamName, texture_paramname);
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defaults->pValue = defaults->pParamName + sizeof(texture_paramname);
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defaults->Type = D3DXEDT_STRING;
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defaults->NumBytes = strlen(material_ptr->pTextureFilename) + 1;
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strcpy(defaults->pValue, material_ptr->pTextureFilename);
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out_ptr = (BYTE*)defaults->pValue + defaults->NumBytes;
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}
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material_ptr++;
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effect_ptr++;
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}
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assert(out_ptr - (BYTE*)ID3DXBuffer_GetBufferPointer(*effects) == buffer_size);
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return D3D_OK;
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}
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/* change to D3DXLoadSkinMeshFromXof when ID3DXFileData is implemented */
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static HRESULT load_skin_mesh_from_xof(IDirectXFileData *filedata,
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DWORD options,
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@ -2285,6 +2383,7 @@ static HRESULT load_skin_mesh_from_xof(IDirectXFileData *filedata,
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ID3DXMesh *d3dxmesh = NULL;
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ID3DXBuffer *adjacency = NULL;
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ID3DXBuffer *materials = NULL;
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ID3DXBuffer *effects = NULL;
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struct vertex_duplication {
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DWORD normal_index;
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struct list entry;
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@ -2434,7 +2533,7 @@ static HRESULT load_skin_mesh_from_xof(IDirectXFileData *filedata,
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if (FAILED(hr)) goto cleanup;
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}
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if (mesh_data.num_materials && materials_out) {
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if (mesh_data.num_materials && (materials_out || effects_out)) {
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DWORD buffer_size = mesh_data.num_materials * sizeof(D3DXMATERIAL);
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char *strings_out_ptr;
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D3DXMATERIAL *materials_ptr;
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@ -2460,9 +2559,13 @@ static HRESULT load_skin_mesh_from_xof(IDirectXFileData *filedata,
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}
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if (mesh_data.num_materials && effects_out) {
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FIXME("Effect instance generation not supported.\n");
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hr = E_NOTIMPL;
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goto cleanup;
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hr = generate_effects(materials, mesh_data.num_materials, &effects);
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if (FAILED(hr)) goto cleanup;
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if (!materials_out) {
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ID3DXBuffer_Release(materials);
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materials = NULL;
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}
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}
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if (adjacency_out) {
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@ -2476,7 +2579,7 @@ static HRESULT load_skin_mesh_from_xof(IDirectXFileData *filedata,
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if (adjacency_out) *adjacency_out = adjacency;
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if (num_materials_out) *num_materials_out = mesh_data.num_materials;
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if (materials_out) *materials_out = materials;
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if (effects_out) *effects_out = NULL;
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if (effects_out) *effects_out = effects;
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if (skin_info_out) *skin_info_out = NULL;
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hr = D3D_OK;
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@ -2485,6 +2588,7 @@ cleanup:
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if (d3dxmesh) IUnknown_Release(d3dxmesh);
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if (adjacency) ID3DXBuffer_Release(adjacency);
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if (materials) ID3DXBuffer_Release(materials);
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if (effects) ID3DXBuffer_Release(effects);
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}
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HeapFree(GetProcessHeap(), 0, mesh_data.vertices);
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HeapFree(GetProcessHeap(), 0, mesh_data.num_tri_per_face);
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