CameraInstance* CreateDefaultCamera(EditableScene *es, const char *camTag, const char *nodeTag, const char *instTag)
{
Camera *pCamera = es->CreateCamera();
pCamera->SetTag(camTag);
Node *pNode = es->CreateNode(NULL);
pNode->SetTag(nodeTag);
CameraInstance *pCI = es->CreateCameraInstance(pNode, pCamera);
pCI->SetTag(instTag);
Property* pTransform = pNode->AppendTransform(Transform::MATRIX, Zero)->GetDelegate(NULL);
AutoPtr<AccessProviderLocal> providerLocal;
CreateAccessProviderLocal(&providerLocal);
float3 aabb(es->GetSceneAABB(-1, 0, providerLocal));
float3 center(es->GetSceneCenter(-1, 0, providerLocal));
float4x4 ypr;
MatrixRotationYawPitchRoll(&ypr, 3.141692f/4, -3.141692f/4, 0);
float4x4 t0;
MatrixTranslation(&t0, center.x, center.y, center.y);
float4x4 t1;
float bbD = Vec3Length(&aabb);
MatrixTranslation(&t1, 0, 0, bbD*2);
float4x4 up = es->GetUpAxis();
float4x4 upI;
MatrixInverse(&upI, 0, &up);
float4x4 minusZ;
MatrixScaling(&minusZ, 1,1,-1);
float4x4 m = t1*ypr*t0*minusZ*upI;
MatrixTranspose(&m, &m);
pTransform->SetValue(m);
pCamera->SetFar(10*bbD);
return pCI;
}
void XGraphicsOpenGL::DrawTexture( GLint idTexture,
float xpos, float ypos,
float width, float height,
BOOL bBlendAdd )
{
CHECK_GL_ERROR();
GLfloat tex[8] = { 0, 1.0f, 1.0f, 1.0f, 0, 0, 1.0f, 0 };
GLfloat pos[8] = { xpos, ypos + height, xpos + width, ypos + height, xpos, ypos, xpos + width, ypos };
GLfloat col[16] = {
1.0f, 1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f, 1.0f };
MATRIX mTrans, mScale, mMVP;
MatrixTranslation( mTrans, xpos, ypos, 0 );
MatrixScaling( mScale, 1.f, 1.f, 1.f );
MatrixIdentity( mMVP );
MatrixMultiply( mMVP, mMVP, mScale );
MatrixMultiply( mMVP, mMVP, mTrans );
MatrixMultiply( mMVP, mMVP, XE::x_mViewProjection );
// 8픽셀 크기로 블러가 되게 하려고 8픽셀 여유를 뒀다.
// 현재 쉐이더를 얻어온다
GRAPHICS_GL->sSetShader( GRAPHICS_GL->GetpShaderColTex() );
XShader *pShader = XGraphicsOpenGL::sGetShader();
pShader->SetUniformMVP( mMVP );
pShader->SetUniformColor( 1.0f, 1.0f, 1.0f, 1.0f );
// pShader->SetShader( mMVP, 1.0f, 1.0f, 1.0f, 1.0f );
// GRAPHICS_GL->GetpBaseShader()->SetShader( mMVP, 1.0f, 1.0f, 1.0f, 1.0f );
// GRAPHICS_GL->GetpBaseShader()->SetShader( XE::x_mViewProjection, 1.0f, 1.0f, 1.0f, 1.0f );
CHECK_GL_ERROR();
glEnable( GL_BLEND );
if( bBlendAdd )
glBlendFunc( GL_SRC_ALPHA, GL_ONE );
else
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
// glColor4f( 1.0f, 1.0f, 1.0f, 1.0f );
#ifdef _XVAO
glBindVertexArrayOES( 0 );
#endif
CHECK_GL_ERROR();
glBindBuffer( GL_ARRAY_BUFFER, 0 );
glBindBuffer( GL_ELEMENT_ARRAY_BUFFER, 0 );
glEnableVertexAttribArray( XE::ATTRIB_POS );
glEnableVertexAttribArray( XE::ATTRIB_COLOR );
glEnableVertexAttribArray( XE::ATTRIB_TEXTURE );
glVertexAttribPointer( XE::ATTRIB_POS, 2, GL_FLOAT, GL_FALSE, 0, pos );
glVertexAttribPointer( XE::ATTRIB_TEXTURE, 2, GL_FLOAT, GL_FALSE, 0, tex );
glVertexAttribPointer( XE::ATTRIB_COLOR, 4, GL_FLOAT, GL_FALSE, 0, col );
glEnableVertexAttribArray( XE::ATTRIB_SIZE );
CHECK_GL_ERROR();
// bind texture
XGraphicsOpenGL::sBindTexture( idTexture );
CHECK_GL_ERROR();
glDrawArrays( GL_TRIANGLE_STRIP, 0, 4 );
CHECK_GL_ERROR();
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
CHECK_GL_ERROR();
}
