From dcc48d6c417192dec95aa0d0562d6cc2f3cfa18a Mon Sep 17 00:00:00 2001
From: hrydgard <hrydgard@gmail.com>
Date: Thu, 25 Dec 2008 15:56:36 +0000
Subject: just a bunch of random code cleanup i did on the train bored, plus a
 d3d implementation of NativeVertexFormat which isn't actually used yet.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1658 8ced0084-cf51-0410-be5f-012b33b47a6e
---
 .../Plugin_VideoDX9/Src/NativeVertexFormat.cpp     | 145 +++++++++++++++++++++
 1 file changed, 145 insertions(+)
 create mode 100644 Source/Plugins/Plugin_VideoDX9/Src/NativeVertexFormat.cpp

(limited to 'Source/Plugins/Plugin_VideoDX9/Src/NativeVertexFormat.cpp')

diff --git a/Source/Plugins/Plugin_VideoDX9/Src/NativeVertexFormat.cpp b/Source/Plugins/Plugin_VideoDX9/Src/NativeVertexFormat.cpp
new file mode 100644
index 0000000000..0ac4d985c8
--- /dev/null
+++ b/Source/Plugins/Plugin_VideoDX9/Src/NativeVertexFormat.cpp
@@ -0,0 +1,145 @@
+// Copyright (C) 2003-2008 Dolphin Project.
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, version 2.0.
+
+// This program 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 General Public License 2.0 for more details.
+
+// A copy of the GPL 2.0 should have been included with the program.
+// If not, see http://www.gnu.org/licenses/
+
+// Official SVN repository and contact information can be found at
+// http://code.google.com/p/dolphin-emu/
+
+#include "D3DBase.h"
+
+#include "Profiler.h"
+#include "x64Emitter.h"
+#include "ABI.h"
+#include "MemoryUtil.h"
+#include "VertexShader.h"
+
+#include "CPMemory.h"
+#include "NativeVertexFormat.h"
+
+
+class D3DVertexFormat : public NativeVertexFormat
+{
+	PortableVertexDeclaration vtx_decl;
+	LPDIRECT3DVERTEXDECLARATION9 d3d_decl;
+
+public:
+	D3DVertexFormat();
+	~D3DVertexFormat();
+	virtual void Initialize(const PortableVertexDeclaration &_vtx_decl);
+	virtual void SetupVertexPointers() const;
+};
+
+
+NativeVertexFormat *NativeVertexFormat::Create()
+{
+	return new D3DVertexFormat();
+}
+
+D3DVertexFormat::D3DVertexFormat() : d3d_decl(NULL)
+{
+}
+
+D3DVertexFormat::~D3DVertexFormat()
+{
+	if (d3d_decl)
+	{
+		d3d_decl->Release();
+		d3d_decl = NULL;
+	}
+}
+
+
+D3DDECLTYPE VarToD3D(VarType t)
+{
+	static const D3DDECLTYPE lookup[5] =
+	{
+		D3DDECLTYPE_UBYTE4, D3DDECLTYPE_UBYTE4, D3DDECLTYPE_SHORT4N, D3DDECLTYPE_USHORT4N, D3DDECLTYPE_FLOAT3,
+	};
+	return lookup[t];
+}
+
+// TODO: Ban signed bytes as normals - not likely that ATI supports them natively.
+// We probably won't see much of a speed loss, and any speed loss will be regained anyway
+// when we finally compile display lists.
+
+void D3DVertexFormat::Initialize(const PortableVertexDeclaration &_vtx_decl)
+{
+	D3DVERTEXELEMENT9 *elems = new D3DVERTEXELEMENT9[32];
+	memset(elems, 0, sizeof(D3DVERTEXELEMENT9) * 32);
+
+	// There's only one stream and it's 0, so the above memset takes care of that - no need to set Stream.
+	// Same for method.
+	
+	// So, here we go. First position:
+	int elem_idx = 0;
+	elems[elem_idx].Offset = 0;  // Positions are always first, at position 0.
+	elems[elem_idx].Type = D3DDECLTYPE_FLOAT3;
+	elems[elem_idx].Usage = D3DDECLUSAGE_POSITION;
+	++elem_idx;
+
+	for (int i = 0; i < 3; i++)
+	{
+		if (_vtx_decl.normal_offset[i] >= 0) 
+		{
+			elems[elem_idx].Offset = _vtx_decl.normal_offset[i];
+			elems[elem_idx].Type = VarToD3D(_vtx_decl.normal_gl_type);
+			elems[elem_idx].Usage = D3DDECLUSAGE_NORMAL;
+			elems[elem_idx].UsageIndex = i;
+			++elem_idx;
+		}
+	}
+
+	for (int i = 0; i < 2; i++)
+	{
+		if (_vtx_decl.color_offset[i] >= 0) 
+		{
+			elems[elem_idx].Offset = _vtx_decl.color_offset[i];
+			elems[elem_idx].Type = VarToD3D(_vtx_decl.color_gl_type);
+			elems[elem_idx].Usage = D3DDECLUSAGE_COLOR;
+			elems[elem_idx].UsageIndex = i;
+			++elem_idx;
+		}
+	}
+
+	for (int i = 0; i < 8; i++)
+	{
+		if (_vtx_decl.texcoord_offset[i] >= 0)
+		{
+			elems[elem_idx].Offset = _vtx_decl.texcoord_offset[i];
+			elems[elem_idx].Type = VarToD3D(_vtx_decl.texcoord_gl_type[i]);
+			elems[elem_idx].Usage = D3DDECLUSAGE_TEXCOORD;
+			elems[elem_idx].UsageIndex = i;
+			++elem_idx;
+		}
+	}
+
+	if (vtx_decl.posmtx_offset != -1)
+	{
+		// glVertexAttribPointer(SHADER_POSMTX_ATTRIB, 4, GL_UNSIGNED_BYTE, GL_FALSE, vtx_decl.stride, (void *)vtx_decl.posmtx_offset);
+		elems[elem_idx].Offset = _vtx_decl.posmtx_offset;
+		elems[elem_idx].Usage = D3DDECLUSAGE_BLENDINDICES;
+		elems[elem_idx].UsageIndex = 0;
+		++elem_idx;
+	}
+
+	if (FAILED(D3D::dev->CreateVertexDeclaration(elems, &d3d_decl)))
+	{
+		PanicAlert("Failed to create D3D vertex declaration!");
+		return;
+	}
+}
+
+void D3DVertexFormat::SetupVertexPointers() const
+{
+	D3D::dev->SetVertexDeclaration(d3d_decl);
+}
\ No newline at end of file
-- 
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