| /* |
| * vertex declaration implementation |
| * |
| * Copyright 2002-2005 Raphael Junqueira |
| * Copyright 2004 Jason Edmeades |
| * Copyright 2004 Christian Costa |
| * Copyright 2005 Oliver Stieber |
| * Copyright 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 |
| * 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 |
| */ |
| |
| #include "config.h" |
| #include "wined3d_private.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(d3d_decl); |
| |
| static void dump_wined3dvertexelement(const WINED3DVERTEXELEMENT *element) { |
| TRACE(" format: %s (%#x)\n", debug_d3dformat(element->format), element->format); |
| TRACE(" input_slot: %u\n", element->input_slot); |
| TRACE(" offset: %u\n", element->offset); |
| TRACE("output_slot: %u\n", element->output_slot); |
| TRACE(" method: %s (%#x)\n", debug_d3ddeclmethod(element->method), element->method); |
| TRACE(" usage: %s (%#x)\n", debug_d3ddeclusage(element->usage), element->usage); |
| TRACE(" usage_idx: %u\n", element->usage_idx); |
| } |
| |
| ULONG CDECL wined3d_vertex_declaration_incref(struct wined3d_vertex_declaration *declaration) |
| { |
| ULONG refcount = InterlockedIncrement(&declaration->ref); |
| |
| TRACE("%p increasing refcount to %u.\n", declaration, refcount); |
| |
| return refcount; |
| } |
| |
| ULONG CDECL wined3d_vertex_declaration_decref(struct wined3d_vertex_declaration *declaration) |
| { |
| ULONG refcount = InterlockedDecrement(&declaration->ref); |
| |
| TRACE("%p decreasing refcount to %u.\n", declaration, refcount); |
| |
| if (!refcount) |
| { |
| HeapFree(GetProcessHeap(), 0, declaration->elements); |
| declaration->parent_ops->wined3d_object_destroyed(declaration->parent); |
| HeapFree(GetProcessHeap(), 0, declaration); |
| } |
| |
| return refcount; |
| } |
| |
| void * CDECL wined3d_vertex_declaration_get_parent(const struct wined3d_vertex_declaration *declaration) |
| { |
| TRACE("declaration %p.\n", declaration); |
| |
| return declaration->parent; |
| } |
| |
| static BOOL declaration_element_valid_ffp(const WINED3DVERTEXELEMENT *element) |
| { |
| switch(element->usage) |
| { |
| case WINED3DDECLUSAGE_POSITION: |
| case WINED3DDECLUSAGE_POSITIONT: |
| switch(element->format) |
| { |
| case WINED3DFMT_R32G32_FLOAT: |
| case WINED3DFMT_R32G32B32_FLOAT: |
| case WINED3DFMT_R32G32B32A32_FLOAT: |
| case WINED3DFMT_R16G16_SINT: |
| case WINED3DFMT_R16G16B16A16_SINT: |
| case WINED3DFMT_R16G16_FLOAT: |
| case WINED3DFMT_R16G16B16A16_FLOAT: |
| return TRUE; |
| default: |
| return FALSE; |
| } |
| |
| case WINED3DDECLUSAGE_BLENDWEIGHT: |
| switch(element->format) |
| { |
| case WINED3DFMT_R32_FLOAT: |
| case WINED3DFMT_R32G32_FLOAT: |
| case WINED3DFMT_R32G32B32_FLOAT: |
| case WINED3DFMT_R32G32B32A32_FLOAT: |
| case WINED3DFMT_B8G8R8A8_UNORM: |
| case WINED3DFMT_R8G8B8A8_UINT: |
| case WINED3DFMT_R16G16_SINT: |
| case WINED3DFMT_R16G16B16A16_SINT: |
| case WINED3DFMT_R16G16_FLOAT: |
| case WINED3DFMT_R16G16B16A16_FLOAT: |
| return TRUE; |
| default: |
| return FALSE; |
| } |
| |
| case WINED3DDECLUSAGE_NORMAL: |
| switch(element->format) |
| { |
| case WINED3DFMT_R32G32B32_FLOAT: |
| case WINED3DFMT_R32G32B32A32_FLOAT: |
| case WINED3DFMT_R16G16B16A16_SINT: |
| case WINED3DFMT_R16G16B16A16_FLOAT: |
| return TRUE; |
| default: |
| return FALSE; |
| } |
| |
| case WINED3DDECLUSAGE_TEXCOORD: |
| switch(element->format) |
| { |
| case WINED3DFMT_R32_FLOAT: |
| case WINED3DFMT_R32G32_FLOAT: |
| case WINED3DFMT_R32G32B32_FLOAT: |
| case WINED3DFMT_R32G32B32A32_FLOAT: |
| case WINED3DFMT_R16G16_SINT: |
| case WINED3DFMT_R16G16B16A16_SINT: |
| case WINED3DFMT_R16G16_FLOAT: |
| case WINED3DFMT_R16G16B16A16_FLOAT: |
| return TRUE; |
| default: |
| return FALSE; |
| } |
| |
| case WINED3DDECLUSAGE_COLOR: |
| switch(element->format) |
| { |
| case WINED3DFMT_R32G32B32_FLOAT: |
| case WINED3DFMT_R32G32B32A32_FLOAT: |
| case WINED3DFMT_B8G8R8A8_UNORM: |
| case WINED3DFMT_R8G8B8A8_UINT: |
| case WINED3DFMT_R16G16B16A16_SINT: |
| case WINED3DFMT_R8G8B8A8_UNORM: |
| case WINED3DFMT_R16G16B16A16_SNORM: |
| case WINED3DFMT_R16G16B16A16_UNORM: |
| case WINED3DFMT_R16G16B16A16_FLOAT: |
| return TRUE; |
| default: |
| return FALSE; |
| } |
| |
| default: |
| return FALSE; |
| } |
| } |
| |
| HRESULT vertexdeclaration_init(struct wined3d_vertex_declaration *declaration, IWineD3DDeviceImpl *device, |
| const WINED3DVERTEXELEMENT *elements, UINT element_count, |
| void *parent, const struct wined3d_parent_ops *parent_ops) |
| { |
| const struct wined3d_gl_info *gl_info = &device->adapter->gl_info; |
| WORD preloaded = 0; /* MAX_STREAMS, 16 */ |
| unsigned int i; |
| |
| if (TRACE_ON(d3d_decl)) |
| { |
| for (i = 0; i < element_count; ++i) |
| { |
| dump_wined3dvertexelement(elements + i); |
| } |
| } |
| |
| declaration->ref = 1; |
| declaration->parent = parent; |
| declaration->parent_ops = parent_ops; |
| declaration->device = device; |
| declaration->elements = HeapAlloc(GetProcessHeap(), 0, sizeof(*declaration->elements) * element_count); |
| if (!declaration->elements) |
| { |
| ERR("Failed to allocate elements memory.\n"); |
| return E_OUTOFMEMORY; |
| } |
| declaration->element_count = element_count; |
| |
| /* Do some static analysis on the elements to make reading the |
| * declaration more comfortable for the drawing code. */ |
| for (i = 0; i < element_count; ++i) |
| { |
| struct wined3d_vertex_declaration_element *e = &declaration->elements[i]; |
| |
| e->format = wined3d_get_format(gl_info, elements[i].format); |
| e->ffp_valid = declaration_element_valid_ffp(&elements[i]); |
| e->input_slot = elements[i].input_slot; |
| e->offset = elements[i].offset; |
| e->output_slot = elements[i].output_slot; |
| e->method = elements[i].method; |
| e->usage = elements[i].usage; |
| e->usage_idx = elements[i].usage_idx; |
| |
| if (e->usage == WINED3DDECLUSAGE_POSITIONT) declaration->position_transformed = TRUE; |
| |
| /* Find the streams used in the declaration. The vertex buffers have |
| * to be loaded when drawing, but filter tesselation pseudo streams. */ |
| if (e->input_slot >= MAX_STREAMS) continue; |
| |
| if (!e->format->gl_vtx_format) |
| { |
| FIXME("The application tries to use an unsupported format (%s), returning E_FAIL.\n", |
| debug_d3dformat(elements[i].format)); |
| HeapFree(GetProcessHeap(), 0, declaration->elements); |
| return E_FAIL; |
| } |
| |
| if (e->offset & 0x3) |
| { |
| WARN("Declaration element %u is not 4 byte aligned(%u), returning E_FAIL.\n", i, e->offset); |
| HeapFree(GetProcessHeap(), 0, declaration->elements); |
| return E_FAIL; |
| } |
| |
| if (!(preloaded & (1 << e->input_slot))) |
| { |
| declaration->streams[declaration->num_streams] = e->input_slot; |
| ++declaration->num_streams; |
| preloaded |= 1 << e->input_slot; |
| } |
| |
| if (elements[i].format == WINED3DFMT_R16G16_FLOAT || elements[i].format == WINED3DFMT_R16G16B16A16_FLOAT) |
| { |
| if (!gl_info->supported[ARB_HALF_FLOAT_VERTEX]) declaration->half_float_conv_needed = TRUE; |
| } |
| } |
| |
| return WINED3D_OK; |
| } |