static int render_teapot_refraction(GzRender* in_renderer)
{
//setup shader and teapot material
in_renderer->v_shader = GouraudVertexShader;
in_renderer->p_shader = GouraudAlphaPixelShader;
//use the same material for ambient, diffuse and specular
GzColor material_color = {0.7f, 0.3f, 0.1f};
for(int i=0; i<3; i++)
{
in_renderer->Ka[i] = material_color[i];
in_renderer->Kd[i] = material_color[i];
in_renderer->Ks[i] = material_color[i];
}
in_renderer->spec = 32;
//setup transform
GzMatrix m;
GzScaleMat(teapot_scale, m);
GzPushMatrix(in_renderer, m);
GzCoord pos = {teapot_position[0], teapot_position[1]/1.33f, teapot_position[2]};
GzTrxMat(pos, m);
GzPushMatrix(in_renderer, m);
GzTrxMat(teapot_rotation, m);
GzPushMatrix(in_renderer, m);
GzPutCamera(renderer, &default_camera);
GzBeginRender(in_renderer);
GzToken nameListTriangle[4]; /* vertex attribute names */
GzPointer valueListTriangle[4]; /* vertex attribute pointers */
nameListTriangle[0] = GZ_POSITION;
nameListTriangle[1] = GZ_NORMAL;
nameListTriangle[2] = GZ_TEXTURE_INDEX;
nameListTriangle[3] = GZ_RGB_COLOR;
const Model::TriangleVector& triangles = teapot_model.GetData();
for(Model::TriangleVector::const_iterator it = triangles.begin(); it != triangles.end(); it++)
{
valueListTriangle[0] = (GzPointer)(*it)->vertices;
valueListTriangle[1] = (GzPointer)(*it)->normals;
valueListTriangle[2] = (GzPointer)(*it)->uvs;
GzPutTriangle(in_renderer, 3, nameListTriangle, valueListTriangle);
}
return GZ_SUCCESS;
}
// Callback function for Translation
void CCS580HWView::OnTranslate()
{
// TODO: Add your command handler code here
CTranslateDlg dlg;
GzInput* input;
GzMatrix trxMat =
{
1.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 1.0
};
if(m_pApplication == NULL) return;
input = m_pApplication->m_pUserInput;
if(input == NULL) return;
// Initialize
input->translation[0] = input->translation[1] = input->translation[2] = 0;
dlg.Initialize(input->translation[0], input->translation[1], input->translation[2]);
if(dlg.DoModal() == IDOK)
{
// Update input translation value
input->translation[0] = dlg.m_fTx; input->translation[1] = dlg.m_fTy; input->translation[2] = dlg.m_fTz;
// Create Translation Matrix
GzTrxMat(input->translation, trxMat);
// Accumulate matrix
GzPushMatrix(m_pApplication->m_pRender, trxMat);
}
}