diff options
Diffstat (limited to 'nGenEx/VideoDX9VertexBuffer.cpp')
| -rw-r--r-- | nGenEx/VideoDX9VertexBuffer.cpp | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/nGenEx/VideoDX9VertexBuffer.cpp b/nGenEx/VideoDX9VertexBuffer.cpp deleted file mode 100644 index aedc41e..0000000 --- a/nGenEx/VideoDX9VertexBuffer.cpp +++ /dev/null @@ -1,305 +0,0 @@ -/* Starshatter OpenSource Distribution - Copyright (c) 1997-2004, Destroyer Studios LLC. - All Rights Reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - * Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - * Neither the name "Destroyer Studios" nor the names of its contributors - may be used to endorse or promote products derived from this software - without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE - LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - POSSIBILITY OF SUCH DAMAGE. - - SUBSYSTEM: nGenEx.lib - FILE: VideoDX9VertexBuffer.cpp - AUTHOR: John DiCamillo - - - OVERVIEW - ======== - Direct3D Video class for DirectX 9 -*/ - -#include "MemDebug.h" -#include "VideoDX9VertexBuffer.h" -#include "Color.h" - -// +--------------------------------------------------------------------+ - -void VideoDX9Error(const char* msg, HRESULT dderr); -extern int VD3D_describe_things; - -#ifndef RELEASE -#define RELEASE(x) if (x) { x->Release(); x=NULL; } -#endif - -// +--------------------------------------------------------------------+ - -VideoDX9VertexBuffer::VideoDX9VertexBuffer(VideoDX9* dx9, -UINT nverts, -UINT vsize, -DWORD format, -DWORD usage) -: video(dx9), vertex_buffer(0), -num_verts(nverts), num_locked(0), vert_size(vsize), next_vert(0), -is_dynamic(false) -{ - UINT len = num_verts * vert_size; - - if (video && len) { - is_dynamic = (usage & D3DUSAGE_DYNAMIC) ? true : false; - D3DPOOL pool = is_dynamic ? D3DPOOL_DEFAULT : D3DPOOL_MANAGED; - - HRESULT hr = video->D3DDevice()->CreateVertexBuffer(len, - usage, - format, - pool, - &vertex_buffer, - 0); - - if (FAILED(hr)) { - static int report = 10; - if (report) { - VideoDX9Error("Could not create vertex buffer.", hr); - report--; - } - - num_verts = 0; - vert_size = 0; - next_vert = 0; - } - } -} - -VideoDX9VertexBuffer::~VideoDX9VertexBuffer() -{ - RELEASE(vertex_buffer); -} - -// +--------------------------------------------------------------------+ - -BYTE* -VideoDX9VertexBuffer::Lock(UINT count) -{ - if (vertex_buffer && count <= num_verts) { - DWORD flags = 0; - - if (count == 0) - count = num_verts; - - if (is_dynamic) { - flags = D3DLOCK_NOOVERWRITE; - - if (next_vert + count > num_verts) { - next_vert = 0; - flags = D3DLOCK_DISCARD; - } - } - - void* result = 0; - HRESULT hr = 0; - - hr = vertex_buffer->Lock(next_vert * vert_size, - count * vert_size, - &result, - flags); - - if (SUCCEEDED(hr)) { - num_locked = count; - return (BYTE*) result; - } - } - - return 0; -} - -void -VideoDX9VertexBuffer::Unlock() -{ - if (vertex_buffer && num_locked > 0) { - vertex_buffer->Unlock(); - - next_vert += num_locked; - num_locked = 0; - } -} - -bool -VideoDX9VertexBuffer::Select(int stream) -{ - if (video && vertex_buffer) { - HRESULT hr = E_FAIL; - - if (num_locked > 0) - Unlock(); - - hr = video->D3DDevice()->SetStreamSource(stream, - vertex_buffer, - 0, - vert_size); - - if (SUCCEEDED(hr)) - return true; - } - - return false; -} - -// +--------------------------------------------------------------------+ - -UINT -VideoDX9VertexBuffer::GetNumVerts() const -{ - return num_verts; -} - -UINT -VideoDX9VertexBuffer::GetVertSize() const -{ - return vert_size; -} - -UINT -VideoDX9VertexBuffer::GetNextVert() const -{ - return next_vert; -} - - -// +--------------------------------------------------------------------+ -// +--------------------------------------------------------------------+ -// +--------------------------------------------------------------------+ - - -VideoDX9IndexBuffer::VideoDX9IndexBuffer(VideoDX9* dx9, -UINT nind, -DWORD usage) -: video(dx9), index_buffer(0), -num_indices(nind), num_locked(0), next_index(0), -is_dynamic(false) -{ - UINT len = num_indices * sizeof(WORD); - - if (video && len) { - is_dynamic = (usage & D3DUSAGE_DYNAMIC) ? true : false; - D3DPOOL pool = is_dynamic ? D3DPOOL_DEFAULT : D3DPOOL_MANAGED; - - HRESULT hr = video->D3DDevice()->CreateIndexBuffer(len, - usage, - D3DFMT_INDEX16, - pool, - &index_buffer, - 0); - - if (FAILED(hr)) { - static int report = 10; - if (report) { - VideoDX9Error("Could not create index buffer.", hr); - report--; - } - - num_indices = 0; - next_index = 0; - } - } -} - -VideoDX9IndexBuffer::~VideoDX9IndexBuffer() -{ - RELEASE(index_buffer); -} - -// +--------------------------------------------------------------------+ - -WORD* -VideoDX9IndexBuffer::Lock(UINT count) -{ - if (index_buffer && count <= num_indices) { - DWORD flags = 0; - - if (count == 0) - count = num_indices; - - if (is_dynamic) { - flags = D3DLOCK_NOOVERWRITE; - - if (next_index + count > num_indices) { - next_index = 0; - flags = D3DLOCK_DISCARD; - } - } - - void* result = 0; - HRESULT hr = 0; - - hr = index_buffer->Lock(next_index * 2, - count * 2, - &result, - flags); - - if (SUCCEEDED(hr)) { - num_locked = count; - return (WORD*) result; - } - } - - return 0; -} - -void -VideoDX9IndexBuffer::Unlock() -{ - if (index_buffer && num_locked > 0) { - index_buffer->Unlock(); - - next_index += num_locked; - num_locked = 0; - } -} - -bool -VideoDX9IndexBuffer::Select() -{ - if (video && index_buffer) { - if (num_locked > 0) - Unlock(); - - HRESULT hr = video->D3DDevice()->SetIndices(index_buffer); - - if (SUCCEEDED(hr)) - return true; - } - - return false; -} - -// +--------------------------------------------------------------------+ - -UINT -VideoDX9IndexBuffer::GetNumIndices() const -{ - return num_indices; -} - -UINT -VideoDX9IndexBuffer::GetNextIndex() const -{ - return next_index; -} - |