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# SpriteRenderState.cpp

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    00001 //------------------------------------------------------------------------------
    00002 // Lamp : Open source game middleware
    00003 // Copyright (C) 2004  Junpei Ohtani ( Email : junpee@users.sourceforge.jp )
    00004 //
    00005 // This library is free software; you can redistribute it and/or
    00006 // modify it under the terms of the GNU Lesser General Public
    00007 // License as published by the Free Software Foundation; either
    00008 // version 2.1 of the License, or (at your option) any later version.
    00009 //
    00010 // This library is distributed in the hope that it will be useful,
    00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
    00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00013 // Lesser General Public License for more details.
    00014 //
    00015 // You should have received a copy of the GNU Lesser General Public
    00016 // License along with this library; if not, write to the Free Software
    00017 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
    00018 //------------------------------------------------------------------------------
    00019
    00020 /** @file
    00021  * スプライトレンダーステート実装
    00022  * @author Junpee
    00023  */
    00024
    00025 #include "LampBasic.h"
    00026 #include "Graphics2D/Renderer/SpriteRenderState.h"
    00027 #include "Graphics2D/Renderer/SpriteGraphicsBuffer.h"
    00028 #include "Graphics2D/Sprite/SpritePicture.h"
    00029 #include "Graphics/Renderer/RenderingDevice.h"
    00030
    00031 namespace Lamp{
    00032
    00033 //------------------------------------------------------------------------------
    00034 // 生成、破棄
    00035 //------------------------------------------------------------------------------
    00036 // コンストラクタ
    00037 SpriteRenderState::SpriteRenderState(SpriteGraphicsBuffer* graphicsBuffer) :
    00038     graphicsBuffer_(graphicsBuffer), picture_(NULL){
    00039     // レンダーターゲットサイズを取得する
    00040     RenderingDevice* device = RenderingDevice::getInstance();
    00041     renderTargetSize_.set(device->getRenderTargetSize());
    00042 }
    00043 //------------------------------------------------------------------------------
    00044 // デストラクタ
    00045 SpriteRenderState::~SpriteRenderState(){
    00046 }
    00047 //------------------------------------------------------------------------------
    00048 // 描画
    00049 //------------------------------------------------------------------------------
    00050 // リクエスト
    00051 void SpriteRenderState::request(SpritePicture* picture,
    00052     const Point2f& minPosition, const Point2f& maxPosition,
    00053     const TexCoord2& minUV, const TexCoord2& maxUV){
    00054     // ピクチャに変更があればバッファを書き出す
    00055     if(picture_ != picture){
    00056         render();
    00057         picture_ = picture;
    00058         RenderingDevice* device = RenderingDevice::getInstance();
    00059         if(picture_ == NULL){
    00060             device->setTexture(0, (Direct3DTexture*)NULL);
    00061         }else{
    00062             device->setTexture(0, picture_->getD3DTexture());
    00063         }
    00064     }
    00065     graphicsBuffer_->request(minPosition, maxPosition, minUV, maxUV);
    00066 }
    00067 //------------------------------------------------------------------------------
    00068 // レンダリング
    00069 void SpriteRenderState::render(){
    00070     graphicsBuffer_->render();
    00071 }
    00072 //------------------------------------------------------------------------------
    00073 } // End of namespace Lamp
    00074 //------------------------------------------------------------------------------