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Fixed: Visible noise at image border with bilinear texture filter enabled

This commit is contained in:
spacy51 2008-01-07 14:42:16 +00:00
parent c1d81937d4
commit 803e14c80b
1 changed files with 26 additions and 1 deletions
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27
src/win32/Direct3D.cpp
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@ -37,6 +37,8 @@
#include "../Util.h"
#include "../gb/gbGlobals.h"
#include <memory.h>
// Direct3D
#ifdef _DEBUG
#define D3D_DEBUG_INFO
@ -97,6 +99,7 @@ private:
void createFont();
void destroyFont();
bool clearTexture( LPDIRECT3DTEXTURE9 texture, size_t textureHeight );
void createTexture( unsigned int textureWidth, unsigned int textureHeight );
void destroyTexture();
void calculateDestRect();
@ -375,8 +378,9 @@ void Direct3DDisplay::render()
// copy pix to emulatedImage and apply pixel filter if selected
D3DLOCKED_RECT lr;
const RECT target = { 0, 0, width, height };
if( FAILED( hr = emulatedImage[ mbCurrentTexture ]->LockRect( 0, &lr, NULL, D3DLOCK_DISCARD ) ) ) {
if( FAILED( hr = emulatedImage[ mbCurrentTexture ]->LockRect( 0, &lr, &target, 0 ) ) ) {
DXTRACE_ERR_MSGBOX( _T("Can not lock texture"), hr );
return;
} else {
@ -554,6 +558,23 @@ void Direct3DDisplay::destroyFont()
}
// fill texture completely with black
bool Direct3DDisplay::clearTexture( LPDIRECT3DTEXTURE9 texture, size_t textureHeight )
{
D3DLOCKED_RECT lr;
HRESULT hr;
if( FAILED( hr = texture->LockRect( 0, &lr, NULL, 0 ) ) ) {
DXTRACE_ERR_MSGBOX( _T("Can not lock texture"), hr );
return false;
} else {
memset( lr.pBits, 0x00, lr.Pitch * textureHeight );
texture->UnlockRect( 0 );
return true;
}
}
// when either textureWidth or textureHeight is 0, last texture size will be used
void Direct3DDisplay::createTexture( unsigned int textureWidth, unsigned int textureHeight )
{
@ -589,6 +610,9 @@ void Direct3DDisplay::createTexture( unsigned int textureWidth, unsigned int tex
return;
}
// initialize whole texture with black since we might see
// the initial noise when using bilinear texture filtering
clearTexture( emulatedImage[0], textureSize );
}
if( !emulatedImage[1] && theApp.d3dMotionBlur ) {
@ -606,6 +630,7 @@ void Direct3DDisplay::createTexture( unsigned int textureWidth, unsigned int tex
return;
}
clearTexture( emulatedImage[1], textureSize );
mbTextureEmpty = true;
}
}