Glenn Maynard
132 lines
4.1 KiB
C++
132 lines
4.1 KiB
C++
#include "global.h"
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#include "GraphDisplay.h"
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#include "ThemeManager.h"
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#include "RageTextureManager.h"
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#include "RageDisplay.h"
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#include "RageUtil.h"
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//#define DIVIDE_LINE_WIDTH THEME->GetMetricI(m_sName,"TexturedBottomHalf")
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GraphDisplay::GraphDisplay()
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{
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m_pTexture = NULL;
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}
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void GraphDisplay::Load( CString TexturePath, float height )
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{
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m_Position = 1;
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memset( m_CurValues, 0, sizeof(m_CurValues) );
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memset( m_DestValues, 0, sizeof(m_DestValues) );
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memset( m_LastValues, 0, sizeof(m_LastValues) );
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Unload();
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m_pTexture = TEXTUREMAN->LoadTexture( TexturePath );
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m_size.x = (float) m_pTexture->GetSourceWidth();
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m_size.y = (float) m_pTexture->GetSourceHeight();
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for( int i = 0; i < VALUE_RESOLUTION; ++i )
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m_CurValues[i] = height;
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UpdateVerts();
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}
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void GraphDisplay::Unload()
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{
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if( m_pTexture != NULL )
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TEXTUREMAN->UnloadTexture( m_pTexture );
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m_pTexture = NULL;
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}
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void GraphDisplay::LoadFromStageStats( const StageStats &s, PlayerNumber pn )
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{
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memcpy( m_LastValues, m_CurValues, sizeof(m_CurValues) );
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m_Position = 0;
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s.GetLifeRecord( pn, m_DestValues, VALUE_RESOLUTION );
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UpdateVerts();
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}
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void GraphDisplay::UpdateVerts()
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{
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RectF quadVertices;
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switch( m_HorizAlign )
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{
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case align_left: quadVertices.left = 0; quadVertices.right = m_size.x; break;
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case align_center: quadVertices.left = -m_size.x/2; quadVertices.right = m_size.x/2; break;
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case align_right: quadVertices.left = -m_size.x; quadVertices.right = 0; break;
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default: ASSERT( false );
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}
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switch( m_VertAlign )
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{
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case align_top: quadVertices.top = 0; quadVertices.bottom = m_size.y; break;
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case align_middle: quadVertices.top = -m_size.y/2; quadVertices.bottom = m_size.y/2; break;
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case align_bottom: quadVertices.top = -m_size.y; quadVertices.bottom = 0; break;
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default: ASSERT(0);
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}
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int NumSlices = VALUE_RESOLUTION-1;
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int i;
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for( i = 0; i < 4*NumSlices; ++i )
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Slices[i].c = RageColor(1,1,1,1);
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for( i = 0; i < NumSlices; ++i )
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{
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const float Left = SCALE( float(i), 0.0f, float(NumSlices), quadVertices.left, quadVertices.right );
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const float Right = SCALE( float(i+1), 0.0f, float(NumSlices), quadVertices.left, quadVertices.right );
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const float LeftTop = SCALE( float(m_CurValues[i]), 0.0f, 1.0f, quadVertices.bottom, quadVertices.top );
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const float RightTop = SCALE( float(m_CurValues[i+1]), 0.0f, 1.0f, quadVertices.bottom, quadVertices.top );
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Slices[i*4+0].p = RageVector3( Left, LeftTop, 0 ); // top left
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Slices[i*4+1].p = RageVector3( Left, quadVertices.bottom, 0 ); // bottom left
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Slices[i*4+2].p = RageVector3( Right, quadVertices.bottom, 0 ); // bottom right
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Slices[i*4+3].p = RageVector3( Right, RightTop, 0 ); // top right
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// Slices[i*4+0].c = RageColor(.2,.2,.2,1);
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// Slices[i*4+1].c = RageColor(1,1,1,1);
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// Slices[i*4+2].c = RageColor(1,1,1,1);
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// Slices[i*4+3].c = RageColor(.2,.2,.2,1);
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}
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const RectF *tex = m_pTexture->GetTextureCoordRect( 0 );
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for( i = 0; i < NumSlices; ++i )
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{
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const float Left = SCALE( float(i), 0.0f, float(NumSlices), tex->left, tex->right );
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const float Right = SCALE( float(i+1), 0.0f, float(NumSlices), tex->left, tex->right );
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const float LeftTop = SCALE( float(m_CurValues[i]), 0.0f, 1.0f, tex->bottom, tex->top );
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const float RightTop = SCALE( float(m_CurValues[i+1]), 0.0f, 1.0f, tex->bottom, tex->top );
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Slices[i*4+0].t = RageVector2( Left, LeftTop ); // top left
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Slices[i*4+1].t = RageVector2( Left, tex->bottom ); // bottom left
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Slices[i*4+2].t = RageVector2( Right, tex->bottom ); // bottom right
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Slices[i*4+3].t = RageVector2( Right, RightTop ); // top right
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}
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}
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void GraphDisplay::Update( float fDeltaTime )
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{
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ActorFrame::Update( fDeltaTime );
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if( m_Position == 1 )
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return;
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m_Position = clamp( m_Position+fDeltaTime, 0, 1 );
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for( int i = 0; i < VALUE_RESOLUTION; ++i )
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m_CurValues[i] = m_DestValues[i]*m_Position + m_LastValues[i]*(1-m_Position);
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UpdateVerts();
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}
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void GraphDisplay::DrawPrimitives()
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{
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DISPLAY->SetTexture( m_pTexture );
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Actor::SetRenderStates(); // set Actor-specified render states
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DISPLAY->DrawQuads( Slices, ARRAYSIZE(Slices) );
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DISPLAY->SetTexture( NULL );
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}
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