반응형
Primitive Type
# 여러가지 Topology 타입을 소개하기 위한 예제이지만 이후에는 이미지 디버깅 용도로 사용하게 된다.
# 상수 버퍼를 사용하는 예제에서의 쉐이더를 쓰면 선이 안 나오니 주의. 그래서 상수 버퍼 예제를 이 다음으로 옮겼다.
샘플 업데이트
sample.h
#pragma once
#pragma comment(lib, "TLib.lib")
#include "zCore.h"
#include "mathHeader_L.h"
namespace Lypi
{
class Sample : public zCore
{
// 버텍스 버퍼 및 레이아웃
ID3D11Buffer* m_pVertexBuffer; //정점 버퍼 인터페이스
ID3D11InputLayout* m_pVertexLayout; //정점 레이아웃 인터페이스
// 버텍스 및 픽셀 쉐이더
ID3D11VertexShader* m_pVS; //정점 쉐이더 인터페이스
ID3D11PixelShader* m_pPS; //픽셀 쉐이더 인터페이스
// 이미지 디버그용
UINT m_uPrimType; //토폴로지 타입
UINT m_uCullMode; //컬링모드
UINT m_uFillMode; //와이어 프레임만 렌더링
ID3D11RasterizerState* m_pRS; //래스터라이저 상태
public:
HRESULT CreateVertexBuffer(); // 정점 버퍼 생성
HRESULT LoadShaderAndInputLayout(); // 정점 및 픽쉘 쉐이더 로딩 및 생성
HRESULT RSChange(); // 래스터라이저 세팅 변경
public:
bool Init();
bool Frame();
bool Render();
bool Release();
public:
Sample(LPCTSTR LWndName);
virtual ~Sample();
};
}
sample.cpp
#include "sample.h"
namespace Lypi
{
Sample::Sample(LPCTSTR LWndName) : zCore(LWndName)
{
m_pVertexBuffer = NULL;
m_pVertexLayout = NULL;
m_pVS = NULL;
m_pPS = NULL;
m_uPrimType = D3D_PRIMITIVE_TOPOLOGY_TRIANGLELIST;
m_uCullMode = D3D11_CULL_BACK;
m_uFillMode = D3D11_FILL_SOLID;
}
HRESULT Sample::CreateVertexBuffer()
{
HRESULT hr = S_OK;
//시계 방향으로 지정할 것.
Vector3 vertices[] =
{
{-0.75f, -0.5f, 0.1f},
{-0.5f, 0.5f, 0.1f},
{-0.25f, -0.5f, 0.1f},
{0.0f, 0.5f, 0.5f},
{0.25f, -0.5f, 0.5f},
{0.5f, 0.5f, 0.5f},
};
UINT numVertices = sizeof(vertices) / sizeof(vertices[0]);
// CD3D11_BUFFER_DESC : 버퍼 크기와 버퍼 용도만 결정하면 나머지는 기본값으로 생성해주는 구조체.
CD3D11_BUFFER_DESC cbc(sizeof(Vector3) * numVertices, D3D11_BIND_VERTEX_BUFFER);
D3D11_SUBRESOURCE_DATA InitData;
ZeroMemory(&InitData, sizeof(D3D11_SUBRESOURCE_DATA));
InitData.pSysMem = vertices;
V_FRETURN(g_pD3dDevice->CreateBuffer(&cbc, &InitData, &m_pVertexBuffer));
return hr;
}
HRESULT Sample::LoadShaderAndInputLayout()
{
HRESULT hr = S_OK;
DWORD dwShaderFlags = D3DCOMPILE_ENABLE_STRICTNESS;
#if defined( _DEBUG ) || defined( _DEBUG )
dwShaderFlags |= D3DCOMPILE_DEBUG;
#endif
ID3DBlob* pVSBuf = NULL;
V_FRETURN(D3DX11CompileFromFile(L"../../INPUT/DATA/Shader/sample/VS.hlsl", NULL, NULL, "VS", "vs_5_0", dwShaderFlags, NULL, NULL, &pVSBuf, NULL, NULL));
V_FRETURN(g_pD3dDevice->CreateVertexShader((DWORD*)pVSBuf->GetBufferPointer(), pVSBuf->GetBufferSize(), NULL, &m_pVS));
SIZE_T vsSize = pVSBuf->GetBufferSize();
ID3DBlob* pPSBuf = NULL;
V_FRETURN(D3DX11CompileFromFile(L"../../INPUT/DATA/Shader/sample/PS.hlsl", NULL, NULL, "PS", "ps_5_0", dwShaderFlags, NULL, NULL, &pPSBuf, NULL, NULL));
V_FRETURN(g_pD3dDevice->CreatePixelShader((DWORD*)pPSBuf->GetBufferPointer(), pPSBuf->GetBufferSize(), NULL, &m_pPS));
SIZE_T psSize = pPSBuf->GetBufferSize();
const D3D11_INPUT_ELEMENT_DESC layout[] =
{
//정점쉐이더안의 POSITION시멘틱의 의미를 지정.
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 },
};
V_FRETURN(g_pD3dDevice->CreateInputLayout(layout, 1, pVSBuf->GetBufferPointer(), vsSize, &m_pVertexLayout));
SAFE_RELEASE(pVSBuf);
SAFE_RELEASE(pPSBuf);
return hr;
}
HRESULT Sample::RSChange()
{
HRESULT hr = S_OK;
SAFE_RELEASE(m_pRS);
D3D11_RASTERIZER_DESC RSDesc;
ZeroMemory(&RSDesc, sizeof(D3D11_RASTERIZER_DESC));
RSDesc.FillMode = (D3D11_FILL_MODE)m_uFillMode;
RSDesc.CullMode = (D3D11_CULL_MODE)m_uCullMode;
V_FRETURN(g_pD3dDevice->CreateRasterizerState(&RSDesc, &m_pRS));
g_pD3dContext->RSSetState(m_pRS);
return hr;
}
bool Sample::Init()
{
if (FAILED(CreateVertexBuffer()))
{
MessageBox(0, _T("CreateVertexBuffer 실패"), _T("Fatal error"), MB_OK);
return false;
}
if (FAILED(LoadShaderAndInputLayout()))
{
MessageBox(0, _T("LoadShaderAndInputLayout 실패"), _T("Fatal error"), MB_OK);
return false;
}
return true;
}
bool Sample::Frame()
{
if (I_Input.IsKeyDownOnce(DIK_F1)) {
(m_uPrimType + 1 > 5) ? (m_uPrimType = 1) : (m_uPrimType += 1);
}
if (I_Input.IsKeyDownOnce(DIK_F2)) {
(m_uCullMode + 1 > 3) ? (m_uCullMode = 1) : (m_uCullMode += 1);
RSChange();
}
if (I_Input.IsKeyDownOnce(DIK_F3)) {
(m_uFillMode + 1 > 3) ? (m_uFillMode = 2) : (m_uFillMode += 1);
RSChange();
}
return true;
}
bool Sample::Render()
{
m_Font.SetAlignment(DWRITE_TEXT_ALIGNMENT_CENTER, DWRITE_PARAGRAPH_ALIGNMENT_NEAR);
m_Font.SetTextColor(ColorF(1.0f, 1.0f, 1.0f, 1.0f));
m_Font.SetlayoutRt(0, 0, (FLOAT)g_rtClient.right, (FLOAT)g_rtClient.bottom);
TCHAR TopologyBuffer[256];
ZeroMemory(TopologyBuffer, sizeof(TCHAR) * 256);
switch (m_uPrimType) {
case 1: { _tcscpy_s(TopologyBuffer, L"POINTLIST"); } break;
case 2: { _tcscpy_s(TopologyBuffer, L"LINELIST"); } break;
case 3: { _tcscpy_s(TopologyBuffer, L"LINESTRIP"); } break;
case 4: { _tcscpy_s(TopologyBuffer, L"TRIANGLELIST"); } break;
case 5: { _tcscpy_s(TopologyBuffer, L"TRIANGLESTRIP"); } break;
}
TCHAR CullModeBuffer[256];
ZeroMemory(CullModeBuffer, sizeof(TCHAR) * 256);
switch (m_uCullMode) {
case 1: { _tcscpy_s(CullModeBuffer, L"CULL_NONE"); } break;
case 2: { _tcscpy_s(CullModeBuffer, L"CULL_FRONT"); } break;
case 3: { _tcscpy_s(CullModeBuffer, L"CULL_BACK"); } break;
}
TCHAR FillModeBuffer[256];
ZeroMemory(FillModeBuffer, sizeof(TCHAR) * 256);
switch (m_uFillMode) {
case 2: { _tcscpy_s(FillModeBuffer, L"WIREFRAME"); } break;
case 3: { _tcscpy_s(FillModeBuffer, L"SOLID"); } break;
}
TCHAR pBuffer[256];
ZeroMemory(pBuffer, sizeof(TCHAR) * 256);
_stprintf_s(pBuffer, L"%s\n%s\n%s", TopologyBuffer, CullModeBuffer, FillModeBuffer);
m_Font.DrawText(pBuffer);
// Set the input layout
g_pD3dContext->IASetInputLayout(m_pVertexLayout);
// Shaders
g_pD3dContext->VSSetShader(m_pVS, NULL, 0);
g_pD3dContext->PSSetShader(m_pPS, NULL, 0);
// // Set vertex buffer
UINT stride = sizeof(Vector3);
UINT offset = 0;
g_pD3dContext->IASetVertexBuffers(0, 1, &m_pVertexBuffer, &stride, &offset);
g_pD3dContext->IASetPrimitiveTopology((D3D_PRIMITIVE_TOPOLOGY)m_uPrimType);
g_pD3dContext->Draw(6, 0);
return true;
}
bool Sample::Release()
{
SAFE_RELEASE(m_pVertexBuffer); // 정점 버퍼 릴리즈
SAFE_RELEASE(m_pVertexLayout); // 정점 레이아웃 릴리즈
SAFE_RELEASE(m_pVS); // 정점 쉐이더 릴리즈
SAFE_RELEASE(m_pPS); // 픽쉘 쉐이더 릴리즈
SAFE_RELEASE(m_pRS);
return true;
}
Sample::~Sample() { }
}
반응형