void Screen::createEffect()
{
ID3D10Blob *pErrorMsgs = NULL;
//get the compiled shader from the program resources
AMResource shaderRes(":/shaders/shaders/AMShader.fxo");
if (!shaderRes.Open())
{
MessageBox(NULL,"3. Error loading shader", "Error", MB_OK);
exit(0);
}
shaderRes.Read();
HRESULT hr = D3DX10CreateEffectFromMemory(shaderRes.GetData(), shaderRes.GetSize(), "AM SHADER", NULL, NULL, "fx_4_0", NULL, 0,
d3ddev, NULL, NULL, &effect, &pErrorMsgs, NULL);
shaderRes.Close();
shaderRes.Free();
if(FAILED(hr) && (pErrorMsgs != NULL)) //Failed to create Effect
{
char* msg = (char*)pErrorMsgs->GetBufferPointer();
MessageBox(NULL, msg, "", MB_OK);
exit(0);
}
}
//----------------------------------------------------------------------------//
Direct3D10Renderer::Direct3D10Renderer(ID3D10Device* device) :
d_device(device),
d_displaySize(getViewportSize()),
d_displayDPI(96, 96),
d_defaultTarget(0),
d_effect(0),
d_normalClippedTechnique(0),
d_normalUnclippedTechnique(0),
d_premultipliedClippedTechnique(0),
d_premultipliedUnclippedTechnique(0),
d_inputLayout(0),
d_boundTextureVariable(0),
d_worldMatrixVariable(0),
d_projectionMatrixVariable(0)
{
// create the main effect from the shader source.
ID3D10Blob* errors = 0;
if (FAILED(D3DX10CreateEffectFromMemory(shaderSource, sizeof(shaderSource),
0, 0, 0, "fx_4_0", 0, 0, d_device,
0, 0, &d_effect, &errors, 0)))
{
std::string msg(static_cast<const char*>(errors->GetBufferPointer()),
errors->GetBufferSize());
errors->Release();
CEGUI_THROW(RendererException(msg));
}
// extract the rendering techniques
d_normalClippedTechnique =
d_effect->GetTechniqueByName("BM_NORMAL_Clipped_Rendering");
d_normalUnclippedTechnique =
d_effect->GetTechniqueByName("BM_NORMAL_Unclipped_Rendering");
d_premultipliedClippedTechnique =
d_effect->GetTechniqueByName("BM_RTT_PREMULTIPLIED_Clipped_Rendering");
d_premultipliedClippedTechnique =
d_effect->GetTechniqueByName("BM_RTT_PREMULTIPLIED_Unclipped_Rendering");
// Get the variables from the shader we need to be able to access
d_boundTextureVariable =
d_effect->GetVariableByName("BoundTexture")->AsShaderResource();
d_worldMatrixVariable =
d_effect->GetVariableByName("WorldMatrix")->AsMatrix();
d_projectionMatrixVariable =
d_effect->GetVariableByName("ProjectionMatrix")->AsMatrix();
// Create the input layout
const D3D10_INPUT_ELEMENT_DESC vertex_layout[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D10_INPUT_PER_VERTEX_DATA, 0 },
{ "COLOR", 0, DXGI_FORMAT_R8G8B8A8_UNORM, 0, 12, D3D10_INPUT_PER_VERTEX_DATA, 0 },
{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 16, D3D10_INPUT_PER_VERTEX_DATA, 0 },
};
const UINT element_count = sizeof(vertex_layout) / sizeof(vertex_layout[0]);
D3D10_PASS_DESC pass_desc;
if (FAILED(d_normalClippedTechnique->GetPassByIndex(0)->GetDesc(&pass_desc)))
CEGUI_THROW(RendererException(
"failed to obtain technique description for pass 0."));
if (FAILED(d_device->CreateInputLayout(vertex_layout, element_count,
pass_desc.pIAInputSignature,
pass_desc.IAInputSignatureSize,
&d_inputLayout)))
{
CEGUI_THROW(RendererException("failed to create D3D 10 input layout."));
}
d_defaultTarget = new Direct3D10ViewportTarget(*this);
}