CAST II Game Engine

Unit C2DX8Render

Description

CAST Engine DirectX 8 render unit

(C) 2006 George "Mirage" Bakhtadze. www.casteng.com
The source code may be used under either MPL 1.1 or LGPL 2.1 license. See included license.txt file
Unit contains DirectX 8-based renderer implementation classes

Classes, Interfaces and Objects

Name	Description
Class `TDX8Buffers`	Direct X 8 implementation of vertex and index buffers management class
Class `TDX8Renderer`
Class `TDX8StateWrapper`
Class `TDX8Textures`

Functions and Procedures

Overview

function FVFToVertexFormat(FVF: Cardinal): Cardinal;

function HResultToStr(Res: HResult): string;

Description

function FVFToVertexFormat(FVF: Cardinal): Cardinal;

function HResultToStr(Res: HResult): string;

Types

Overview

PDX8VertexDeclaration = ^TDX8VertexDeclaration;

TDX8IndexBuffer = record BufferSize: Integer; Static: Boolean; Buffer: IDirect3DIndexBuffer8; end;

TDX8VertexBuffer = record VertexSize, BufferSize: Integer; Static: Boolean; Buffer: IDirect3DVertexBuffer8; end;

TDX8VertexDeclaration = array[0..$FFFF] of Cardinal;

Description

PDX8VertexDeclaration = ^TDX8VertexDeclaration;

TDX8IndexBuffer = record BufferSize: Integer; Static: Boolean; Buffer: IDirect3DIndexBuffer8; end;

TDX8VertexBuffer = record VertexSize, BufferSize: Integer; Static: Boolean; Buffer: IDirect3DVertexBuffer8; end;

TDX8VertexDeclaration = array[0..$FFFF] of Cardinal;

D3DVSDT_UBYTE4, D3DVSDT_FLOAT1, D3DVSDT_FLOAT2); // Unsupported by DX8

Constants

Overview

BufferLockFlags : array[Boolean, Boolean] of Cardinal  = ((D3DLOCK_NOOVERWRITE*1 or 0*D3DLOCK_DISCARD or 0*D3DLOCK_NOSYSLOCK, D3DLOCK_DISCARD*1 or 0*D3DLOCK_NOSYSLOCK), (D3DLOCK_NOOVERWRITE*0, 1*D3DLOCK_DISCARD));

BufferPool : array[Boolean] of TD3DPool = (D3DPOOL_DEFAULT, D3DPOOL_SYSTEMMEM);

BufferUsage : array[Boolean] of Cardinal = (D3DUSAGE_DYNAMIC or D3DUSAGE_WRITEONLY, D3DUSAGE_WRITEONLY);

DeviceTypesEnum = 'Hardware\&Reference\&Software';

dtHAL = 0;

dtREF = 1;

dtSW = 2;

FullScreenWindowStyle = WS_POPUP or WS_VISIBLE;

VertexDataTypeToD3DVSDT : array[vdtFloat1..vdtInt16_4] of Cardinal  = (D3DVSDT_FLOAT1, D3DVSDT_FLOAT2, D3DVSDT_FLOAT3, D3DVSDT_FLOAT4, D3DVSDT_D3DCOLOR, D3DVSDT_UBYTE4, D3DVSDT_SHORT2, D3DVSDT_SHORT4);

Description

BufferLockFlags : array[Boolean, Boolean] of Cardinal  = ((D3DLOCK_NOOVERWRITE*1 or 0*D3DLOCK_DISCARD or 0*D3DLOCK_NOSYSLOCK, D3DLOCK_DISCARD*1 or 0*D3DLOCK_NOSYSLOCK), (D3DLOCK_NOOVERWRITE*0, 1*D3DLOCK_DISCARD));

Flags for dynamic and static vertex buffers lock with keeping contents or without

BufferPool : array[Boolean] of TD3DPool = (D3DPOOL_DEFAULT, D3DPOOL_SYSTEMMEM);

Pool flags for vertex buffers with fully hardware vertex processing and hardware T&L with software shader emulation

BufferUsage : array[Boolean] of Cardinal = (D3DUSAGE_DYNAMIC or D3DUSAGE_WRITEONLY, D3DUSAGE_WRITEONLY);

Usage flags for dynamic and static vertex buffers

DeviceTypesEnum = 'Hardware\&Reference\&Software';

Device types string enumeration

dtHAL = 0;

Hardware accelerated layer

dtREF = 1;

Reference software rasterizer

dtSW = 2;

Software rasterizer

FullScreenWindowStyle = WS_POPUP or WS_VISIBLE;

VertexDataTypeToD3DVSDT : array[vdtFloat1..vdtInt16_4] of Cardinal  = (D3DVSDT_FLOAT1, D3DVSDT_FLOAT2, D3DVSDT_FLOAT3, D3DVSDT_FLOAT4, D3DVSDT_D3DCOLOR, D3DVSDT_UBYTE4, D3DVSDT_SHORT2, D3DVSDT_SHORT4);

Static non-discard and discard lock