shadow_map Class Reference

Public Member Functions
bool	initialize (ID3D11Device *device, int width, int height)
void	shutdown ()
void	set_render_target (ID3D11DeviceContext *context)
void	clear_render_target (ID3D11DeviceContext *context, float depth=1.0f)
ID3D11ShaderResourceView *	get_shader_resource_view ()

Detailed Description

Definition at line 5 of file shadow_map.h.

Constructor & Destructor Documentation

shadow_map()

shadow_map::shadow_map

(

)

Definition at line 3 of file shadow_map.cpp.

    : depth_texture_(nullptr), depth_stencil_view_(nullptr), shader_resource_view_(nullptr), width_(0), height_(0) {}

~shadow_map()

shadow_map::~shadow_map

(

)

Definition at line 6 of file shadow_map.cpp.

                        {
    shutdown();
}

Member Function Documentation

clear_render_target()

void shadow_map::clear_render_target	(	ID3D11DeviceContext *	context,
		float	depth = 1.0f )

Definition at line 56 of file shadow_map.cpp.

                                                                              {
    context->ClearDepthStencilView(depth_stencil_view_, D3D11_CLEAR_DEPTH, depth, 0);
}

get_shader_resource_view()

ID3D11ShaderResourceView * shadow_map::get_shader_resource_view

(

)

Definition at line 60 of file shadow_map.cpp.

                                                               {
    return shader_resource_view_;
}

initialize()

bool shadow_map::initialize	(	ID3D11Device *	device,
		int	width,
		int	height )

Definition at line 10 of file shadow_map.cpp.

                                                                       {
    width_ = width;
    height_ = height;
 
    D3D11_TEXTURE2D_DESC texDesc = {};
    texDesc.Width = width;
    texDesc.Height = height;
    texDesc.MipLevels = 1;
    texDesc.ArraySize = 1;
    texDesc.Format = DXGI_FORMAT_R24G8_TYPELESS;
    texDesc.SampleDesc.Count = 1;
    texDesc.Usage = D3D11_USAGE_DEFAULT;
    texDesc.BindFlags = D3D11_BIND_DEPTH_STENCIL | D3D11_BIND_SHADER_RESOURCE;
 
    if (FAILED(device->CreateTexture2D(&texDesc, nullptr, &depth_texture_)))
        return false;
 
    D3D11_DEPTH_STENCIL_VIEW_DESC dsvDesc = {};
    dsvDesc.Format = DXGI_FORMAT_D24_UNORM_S8_UINT;
    dsvDesc.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2D;
    dsvDesc.Texture2D.MipSlice = 0;
 
    if (FAILED(device->CreateDepthStencilView(depth_texture_, &dsvDesc, &depth_stencil_view_)))
        return false;
 
    D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc = {};
    srvDesc.Format = DXGI_FORMAT_R24_UNORM_X8_TYPELESS;
    srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2D;
    srvDesc.Texture2D.MipLevels = 1;
 
    if (FAILED(device->CreateShaderResourceView(depth_texture_, &srvDesc, &shader_resource_view_)))
        return false;
 
    return true;
}

set_render_target()

void shadow_map::set_render_target

(

ID3D11DeviceContext *

context

)

Definition at line 52 of file shadow_map.cpp.

                                                               {
    context->OMSetRenderTargets(0, nullptr, depth_stencil_view_);
}

shutdown()

void shadow_map::shutdown

(

)

Definition at line 46 of file shadow_map.cpp.

                          {
    if (shader_resource_view_) { shader_resource_view_->Release(); shader_resource_view_ = nullptr; }
    if (depth_stencil_view_) { depth_stencil_view_->Release(); depth_stencil_view_ = nullptr; }
    if (depth_texture_) { depth_texture_->Release(); depth_texture_ = nullptr; }
}

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The documentation for this class was generated from the following files:

• enginecustom/src/inc/system/shadow_map.h
• enginecustom/src/src/system/shadow_map.cpp