void
Scene::render()
{
//Keep the cubes rotating
mCubeRotation += .05f;
if(mCubeRotation > 1.0f)
mCubeRotation = 0.0f;
////Reset cube1World
//mCube1World = glm::mat4();
////Define cube1's world space matrix
//mRotation = glm::cross(mRotation, glm::angleAxis(mCubeRotation * 180.f / 3.14f, glm::vec3(0,1,0)));
//glm::mat4 translation = glm::translate( 0.0f, 0.0f, 4.0f );
////Set cube1's world space using the transformations
//mCube1World = translation * glm::toMat4(mRotation);
////Reset cube2World
//mCube1World = glm::mat4();
////Define cube2's world space matrix
//mRotation = glm::cross(-mRotation, glm::angleAxis(mCubeRotation * 180.f / 3.14f, glm::vec3(0,1,0)));
//glm::mat4 scale = glm::scale( 1.3f, 1.3f, 1.3f );
////Set cube2's world space matrix
//mCube2World = glm::toMat4(mRotation) * scale;
//glm::vec4 camPos = glm::vec4( 0.0f, 3.0f, -8.0f, 0.0f );
//glm::mat4 camProjection = glm::perspective(70.f, mWidth / (float)mHeight, 0.1f, 1000.0f);
//glm::mat4 camView = glm::translate(glm::vec3(0,0,-3.5));
//glm::mat4 WVP = camProjection * camView * mCube1World;
//
//CGparameter location = cgGetNamedParameter(mVertexShaderId, "matrices.WVP");
//cgSetMatrixParameterfc(location, glm::value_ptr(WVP));
// do 3D rendering on the back buffer here
//UINT stride = sizeof(VERTEX);
//UINT offset = 0;
//mDeviceContext->Draw(4, 0);
unsigned int strides[2] = { sizeof(glm::vec3), sizeof(glm::vec4) };
unsigned int offsets[2] = { 0, 0 };
//dev->IASetVertexBuffers(0, 2, &pVBuffer, strides, offsets );
//mDeviceContext->IASetInputLayout(mVboLayout); // this needs to be done to really set it
//mDeviceContext->IASetVertexBuffers(0, 2, mVbo, strides, offsets);
//mDeviceContext->IASetIndexBuffer( mIbo, DXGI_FORMAT_R16_UINT, 0 );
//mDeviceContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
//mDeviceContext->DrawIndexed(36, 0, 0);
// GETTING A LOCATION CAN BE DONE WHEN A SHADER IS BOUND
CGparameter location2 = cgGetNamedParameter(mVertexShaderId, "ambient");
cgD3D11UnbindProgram(mVertexShaderId);
cgD3D11UnbindProgram(mFragmentShaderId);
// We can only set the uniform if the shader is NOT BOUND!
// In OpenGL we have to check that!
// FOUND OUT: a location can be retrieved and set to a value when a shader is not bound!
// BUT SETTING IT's VALUE CAN ONLY BE DONE WHEN IT's UNBOUND!
cgSetParameter4fv(location2, glm::value_ptr(glm::vec4(0.5,mCubeRotation,1.0,1.0)));
checkForCgError("could not set uniform color", mCgContext, false);
bindShader(mVertexShaderId, mFragmentShaderId);
mDeviceContext->IASetInputLayout(mVboLayout); // this needs to be done to really set it
mDeviceContext->IASetVertexBuffers(0, 2, mPlaneVbo, strides, offsets);
mDeviceContext->IASetIndexBuffer( mPlaneIbo, DXGI_FORMAT_R32_UINT, 0 );
mDeviceContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
mDeviceContext->DrawIndexed(6, 0, 0);
}
void CgShaderProgramD3D11::unbind()
{
cgD3D11UnbindProgram(cgProgram_);
}
void CgDxShader::unbind() {
if(mProgram)
cgD3D11UnbindProgram(mProgram);
}
