//----------------------------------------------------------------------------
void HelloiPhone::CreateScene()
{
// 创建纹理资源.
SEImage* pImage = SEImageCatalog::GetActive()->Find("rock");
SETexture* pTextureDiffuse = SE_NEW SETexture(pImage);
pImage = SEImageCatalog::GetActive()->Find("kate");
SETexture* pTextureGirl = SE_NEW SETexture(pImage);
m_spScene = SE_NEW SENode;
// 创建一个box.
SEAttributes tempAttr;
tempAttr.SetPositionChannels(3);
tempAttr.SetNormalChannels(3);
//tempAttr.SetColorChannels(0, 3);
tempAttr.SetTCoordChannels(0, 2);
tempAttr.SetTCoordChannels(1, 2);
SEStandardMesh tempSM(tempAttr);
m_spMesh = tempSM.Box(1.0f, 1.0f, 1.0f);
// m_spMesh->VBuffer->ColorTuple(0, 0)[0] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 0)[1] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 0)[2] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 1)[0] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 1)[1] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 1)[2] = 1.0f;
// m_spMesh->VBuffer->ColorTuple(0, 2)[0] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 2)[1] = 1.0f;
// m_spMesh->VBuffer->ColorTuple(0, 2)[2] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 3)[0] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 3)[1] = 1.0f;
// m_spMesh->VBuffer->ColorTuple(0, 3)[2] = 1.0f;
// m_spMesh->VBuffer->ColorTuple(0, 4)[0] = 1.0f;
// m_spMesh->VBuffer->ColorTuple(0, 4)[1] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 4)[2] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 5)[0] = 1.0f;
// m_spMesh->VBuffer->ColorTuple(0, 5)[1] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 5)[2] = 1.0f;
// m_spMesh->VBuffer->ColorTuple(0, 6)[0] = 1.0f;
// m_spMesh->VBuffer->ColorTuple(0, 6)[1] = 1.0f;
// m_spMesh->VBuffer->ColorTuple(0, 6)[2] = 0.0f;
// m_spMesh->VBuffer->ColorTuple(0, 7)[0] = 1.0f;
// m_spMesh->VBuffer->ColorTuple(0, 7)[1] = 1.0f;
// m_spMesh->VBuffer->ColorTuple(0, 7)[2] = 1.0f;
SEOGLES1FixedEffect* pEffect = SE_NEW SEOGLES1FixedEffect(2, 0);
pEffect->SetTexture(0, pTextureDiffuse);
pEffect->SetTexture(1, pTextureGirl);
m_spMesh->AttachEffect(pEffect);
m_spScene->AttachChild(m_spMesh);
}
//----------------------------------------------------------------------------
void Lighting::CreateModels()
{
// polished gold.
SEMaterialState* pGoldMaterial = SE_NEW SEMaterialState;
pGoldMaterial->Ambient = SEColorRGB(0.24725f, 0.2245f, 0.0645f);
pGoldMaterial->Diffuse = SEColorRGB(0.34615f, 0.3143f, 0.0903f);
pGoldMaterial->Specular = SEColorRGB(0.797357f, 0.723991f, 0.208006f);
pGoldMaterial->Shininess = 83.2f;
// polished red.
SEMaterialState* pRedMaterial = SE_NEW SEMaterialState;
pRedMaterial->Ambient = SEColorRGB(0.8f, 0.0f, 0.0f);
pRedMaterial->Diffuse = SEColorRGB(0.8f, 0.0f, 0.0f);
pRedMaterial->Specular = SEColorRGB(1.0f, 1.0f, 1.0f);
pRedMaterial->Shininess = 83.2f;
// polished blue.
SEMaterialState* pBlueMaterial = SE_NEW SEMaterialState;
pBlueMaterial->Ambient = SEColorRGB(0.0f, 0.0f, 0.2f);
pBlueMaterial->Diffuse = SEColorRGB(0.0f, 0.0f, 0.8f);
pBlueMaterial->Specular = SEColorRGB(1.0f, 1.0f, 1.0f);
pBlueMaterial->Shininess = 83.2f;
// polished white.
SEMaterialState* pWhiteMaterial = SE_NEW SEMaterialState;
pWhiteMaterial->Ambient = SEColorRGB(0.2f, 0.2f, 0.2f);
pWhiteMaterial->Diffuse = SEColorRGB(0.8f, 0.8f, 0.8f);
pWhiteMaterial->Specular = SEColorRGB(1.0f, 1.0f, 1.0f);
pWhiteMaterial->Shininess = 50.0f;
// polished copper.
SEMaterialState* pCopperMaterial = SE_NEW SEMaterialState;
pCopperMaterial->Ambient = SEColorRGB(0.2295f, 0.08825f, 0.0275f);
pCopperMaterial->Diffuse = SEColorRGB(0.5508f, 0.2118f, 0.066f);
pCopperMaterial->Specular = SEColorRGB(0.580594f, 0.223257f, 0.0695701f);
pCopperMaterial->Shininess = 51.2f;
// We apply these texture effects as post-lighting effects,
// so the src output fragments should be modulated with dst buffer pixels.
SETextureEffect* pTextureRockEffect = SE_NEW SETextureEffect("rock");
SEAlphaState* pAState = pTextureRockEffect->GetBlending(0);
pAState->SrcBlend = SEAlphaState::SBF_DST_COLOR;
pAState->DstBlend = SEAlphaState::DBF_ZERO;
SETextureEffect* pTextureWoodEffect = SE_NEW SETextureEffect("wood512");
pAState = pTextureWoodEffect->GetBlending(0);
pAState->SrcBlend = SEAlphaState::SBF_DST_COLOR;
pAState->DstBlend = SEAlphaState::DBF_ZERO;
SENode* pRoot = SE_NEW SENode;
SEAttributes tempAttr;
tempAttr.SetPositionChannels(3);
tempAttr.SetNormalChannels(3);
tempAttr.SetTCoordChannels(0, 2);
#if defined(SE_USING_OES2)
SEGeometry::GeometryLightingMode eLMode = SEGeometry::GLM_PIPELINE_VERTEX;
#else
SEGeometry::GeometryLightingMode eLMode = SEGeometry::GLM_PIPELINE_PIXEL;
#endif
float fExtend = 8.0f;
SEStandardMesh tempSM(tempAttr);
// floor.
SETriMesh* pMesh = tempSM.Rectangle(4, 4, fExtend, fExtend);
pMesh->LightingMode = eLMode;
pMesh->AttachGlobalState(pWhiteMaterial);
pMesh->AttachEffect(pTextureWoodEffect);
pMesh->GenerateNormals();
SEMatrix3f mat3fRot;
mat3fRot.FromEulerAnglesXYZ(SEMathf::PI/2.0f, 0.0f, 0.0f);
pMesh->Local.SetRotate(mat3fRot);
pRoot->AttachChild(pMesh);
// far wall.
pMesh = SE_NEW SETriMesh(pMesh->VBuffer, pMesh->IBuffer);
pMesh->LightingMode = eLMode;
pMesh->AttachGlobalState(pWhiteMaterial);
pMesh->AttachEffect(pTextureRockEffect);
pMesh->GenerateNormals();
pMesh->Local.SetTranslate(SEVector3f(0.0f, fExtend, fExtend));
pRoot->AttachChild(pMesh);
// left wall.
pMesh = SE_NEW SETriMesh(pMesh->VBuffer, pMesh->IBuffer);
pMesh->LightingMode = eLMode;
pMesh->AttachGlobalState(pWhiteMaterial);
pMesh->AttachEffect(pTextureRockEffect);
pMesh->GenerateNormals();
mat3fRot.FromEulerAnglesXYZ(0.0f, -SEMathf::PI/2.0f, 0.0f);
pMesh->Local.SetRotate(mat3fRot);
pMesh->Local.SetTranslate(SEVector3f(-fExtend, fExtend, 0.0f));
pRoot->AttachChild(pMesh);
// right wall.
pMesh = SE_NEW SETriMesh(pMesh->VBuffer, pMesh->IBuffer);
pMesh->LightingMode = eLMode;
pMesh->AttachGlobalState(pWhiteMaterial);
pMesh->AttachEffect(pTextureRockEffect);
pMesh->GenerateNormals();
mat3fRot.FromEulerAnglesXYZ(0.0f, SEMathf::PI/2.0f, 0.0f);
pMesh->Local.SetRotate(mat3fRot);
pMesh->Local.SetTranslate(SEVector3f(fExtend, fExtend, 0.0f));
pRoot->AttachChild(pMesh);
// sphere.
pMesh = tempSM.Sphere(32, 32, 1.0f);
pMesh->LightingMode = eLMode;
pMesh->AttachGlobalState(pGoldMaterial);
pMesh->GenerateNormals();
pMesh->Local.SetTranslate(SEVector3f(0.0f, 1.0f, 0.0f));
pRoot->AttachChild(pMesh);
// cylinder.
pMesh = tempSM.Cylinder(8, 32, 1.0f, 2.0f, false);
pMesh->LightingMode = eLMode;
pMesh->AttachGlobalState(pRedMaterial);
pMesh->GenerateNormals();
mat3fRot.FromEulerAnglesXYZ(SEMathf::PI/2.0f, 0.0f, 0.0f);
pMesh->Local.SetRotate(mat3fRot);
pMesh->Local.SetTranslate(SEVector3f(2.0f, 1.0f, 1.0f));
pRoot->AttachChild(pMesh);
// box.
pMesh = tempSM.Box(0.6f, 0.6f, 0.6f);
pMesh->LightingMode = eLMode;
pMesh->AttachGlobalState(pBlueMaterial);
pMesh->GenerateNormals();
mat3fRot.FromEulerAnglesXYZ(0.0f, SEMathf::PI/3.0f, 0.0f);
pMesh->Local.SetRotate(mat3fRot);
pMesh->Local.SetTranslate(SEVector3f(-1.6f, 0.6f, -1.0f));
pRoot->AttachChild(pMesh);
// torus.
pMesh = tempSM.Torus(32, 32, 1.0f, 0.2f);
pMesh->LightingMode = eLMode;
pMesh->AttachGlobalState(pCopperMaterial);
pMesh->GenerateNormals();
mat3fRot.FromEulerAnglesXYZ(SEMathf::PI/2.0f, 0.0f, 0.0f);
pMesh->Local.SetRotate(mat3fRot);
pMesh->Local.SetTranslate(SEVector3f(0.0f, 0.2f, 0.0f));
pRoot->AttachChild(pMesh);
// tetrahedron.
pMesh = tempSM.Tetrahedron();
pMesh->LightingMode = eLMode;
pMesh->AttachGlobalState(pWhiteMaterial);
pMesh->GenerateNormals();
mat3fRot.FromEulerAnglesXYZ(-SEMathf::PI/2.0f, 0.0f, 0.0f);
pMesh->Local.SetRotate(mat3fRot);
pMesh->Local.SetTranslate(SEVector3f(1.8f, 1.0f/3.0f, -0.8f));
pRoot->AttachChild(pMesh);
m_spModelRoot = pRoot;
}
//----------------------------------------------------------------------------
SETriMesh* SEColladaUnimaterialMesh::ToTriMesh()
{
// 创建所需Swing Engine VB.
SEAttributes tempSEAttr;
tempSEAttr.SetPositionChannels(3);
if( m_aNormal )
{
tempSEAttr.SetNormalChannels(3);
}
if( m_aColor )
{
tempSEAttr.SetColorChannels(0, 3);
}
if( m_aTexture )
{
tempSEAttr.SetTCoordChannels(0, 2);
}
SEVertexBuffer* pSEVBuffer = SE_NEW SEVertexBuffer(tempSEAttr, m_iVCount);
for( int i = 0; i < m_iVCount; i++ )
{
(*(SEVector3f*)pSEVBuffer->PositionTuple(i)) = m_aVertex[i];
if( m_aNormal )
{
*(SEVector3f*)pSEVBuffer->NormalTuple(i) = m_aNormal[i];
}
if( m_aColor )
{
*(SEColorRGB*)pSEVBuffer->ColorTuple(0, i) = m_aColor[i];
}
if( m_aTexture )
{
*(SEVector2f*)pSEVBuffer->TCoordTuple(0, i) = m_aTexture[i];
}
}
// 创建所需Swing Engine IB.
SEIndexBuffer* pSEIBuffer = SE_NEW SEIndexBuffer(3 * m_iFCount);
int* pSEIBufferData = pSEIBuffer->GetData();
memcpy(pSEIBufferData, m_aiFace, 3*m_iFCount*sizeof(int));
SETriMesh* pSEMesh = SE_NEW SETriMesh(pSEVBuffer, pSEIBuffer);
SEEffect* pSEEffect = 0;
// 根据Swing Engine网格所带材质和纹理,为其添加effect.
// 目前导出器支持的材质和纹理effect是:
// SEMaterialEffect,SEMaterialTextureEffect,SEDefaultShaderEffect.
if( m_spSEMaterialState )
{
pSEMesh->AttachGlobalState(m_spSEMaterialState);
if( m_spTState )
{
// 待实现.
// 当拆分网格后如何处理多重纹理?
SEImage* pImage = m_spTState->GetImage();
SE_ASSERT( pImage );
if( pImage )
{
std::string tempFName = pImage->GetName();
// 减去".seif"长度.
size_t uiLength = strlen(tempFName.c_str()) - 5;
char tempBuffer[64];
SESystem::SE_Strncpy(tempBuffer, 64, tempFName.c_str(),
uiLength);
tempBuffer[uiLength] = 0;
pSEEffect = SE_NEW SEMaterialTextureEffect(tempBuffer);
}
}
else
{
pSEEffect = SE_NEW SEDefaultShaderEffect;
if( m_aTexture )
{
SE_DELETE[] m_aTexture;
}
}
}
// 理论上不可能出现这种情况.
if( !m_spSEMaterialState && m_spTState )
{
SE_ASSERT( false );
}
if( !m_spSEMaterialState && !m_spTState )
{
pSEEffect = SE_NEW SEDefaultShaderEffect;
}
if( pSEEffect )
{
pSEMesh->AttachEffect(pSEEffect);
}
return pSEMesh;
}
