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2012/2/19 下午 09:52:48
小弟剛學directx11 其中如何建立HLSL檔是目前的問題
小弟身邊只有VC++2010,是否還需要其他軟體?才能創造出 圖畫?
這是程式碼
但是只要一執行他會說"於 0x6ae1e3de 的 triangle.exe 中發生未處理的例外狀況: 0xC0000005: 讀取位置 0x00000350 時發生存取違規"
不知道是否與 創建HLSL檔有關係
我想知道兩件事:
1,hlsl黨要如何建立?(例如:方案管理右鍵->加入->....),或是少了何種軟體
2,出現存取違規的原因是甚麼?
,以下是小弟的程式碼:
#include <Windows.h>
#include <Windowsx.h>
#include <d3d11.h>
#include <d3dx11.h>
#include <d3d10.h>
#include <d3dx9math.h>
using namespace std;
#pragma comment (lib, "d3d11.lib")
#pragma comment (lib, "d3dx11.lib")
#pragma comment (lib, "d3dx10.lib")
#define SCREEN_WIDTH 800
#define SCREEN_HEIGHT 600
IDXGISwapChain *swapchain;
ID3D11Device *dev;
ID3D11DeviceContext *devcon;
ID3D11RenderTargetView *backbuffer;
ID3D11InputLayout *pLayout;
ID3D11VertexShader *pVS;
ID3D11PixelShader *pPS;
ID3D11Buffer *pVBuffer;
struct VERTEX{FLOAT X,Y,Z; D3DXCOLOR Color;};
void InitD3D(HWND hWnd);
void RenderFrame(void);
void CleanD3D(void);
void InitGraphics(void);
void InitPipeline(void);
BOOL AdjsutWindowRest(LPRECT lpRect,
DWORD dwStyle,
BOOL bMenu);
LRESULT CALLBACK WinProc(HWND hWnd,
UINT message,
WPARAM wParam,
LPARAM lParam);
int WINAPI WinMain(HINSTANCE hInstance,
HINSTANCE hprevInstance,
LPSTR lpCmdline,
int nCmdShow){
HWND hWnd;
WNDCLASSEX wc;
ZeroMemory(&wc,sizeof(WNDCLASSEX));
wc.cbSize = sizeof(WNDCLASSEX);
wc.style = CS_HREDRAW|CS_VREDRAW;
wc.lpfnWndProc = WinProc;
wc.hInstance = hInstance;
wc.hCursor = LoadCursor(NULL,IDC_ARROW);
wc.lpszClassName = L"WindowClass1";
RegisterClassEx(&wc);
RECT wr = {0, 0, SCREEN_WIDTH, SCREEN_HEIGHT};
AdjustWindowRect(&wr, WS_OVERLAPPEDWINDOW, FALSE);
hWnd = CreateWindowEx(NULL,
L"Windowclass1",
L"Our First Direct3D Program",
WS_OVERLAPPEDWINDOW,
300,
300,
wr.right - wr.left,
wr.bottom - wr.top,
NULL,
NULL,
hInstance,
NULL);
ShowWindow(hWnd,nCmdShow);
InitD3D(hWnd);
MSG msg;
while(TRUE){
if(PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)){
TranslateMessage(&msg);
DispatchMessage(&msg);
if(msg.message == WM_QUIT)
break;
}
RenderFrame();
}
CleanD3D();
return msg.wParam;
}
LRESULT CALLBACK WinProc(HWND hWnd,UINT message,WPARAM wParam,LPARAM lParam){
switch(message){
case WM_DESTROY:
{
PostQuitMessage(0);
return 0;
}break;
}
return DefWindowProc(hWnd,message,wParam,lParam);
}
void InitD3D(HWND hWnd){
DXGI_SWAP_CHAIN_DESC scd;
ZeroMemory(&scd,sizeof(DXGI_SWAP_CHAIN_DESC));
scd.BufferCount = 1;
scd.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
scd.BufferDesc.Width = SCREEN_WIDTH;
scd.BufferDesc.Height = SCREEN_HEIGHT;
scd.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
scd.OutputWindow = hWnd;
scd.SampleDesc.Count = 4;
scd.Windowed = TRUE;
scd.Flags = DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH;
D3D11CreateDeviceAndSwapChain(NULL,
D3D_DRIVER_TYPE_HARDWARE,
NULL,
NULL,
NULL,
NULL,
D3D11_SDK_VERSION,
&scd,
&swapchain,
&dev,
NULL,
&devcon);
ID3D11Texture2D *pBackBuffer;
swapchain->GetBuffer(0,__uuidof(ID3D11Texture2D),(LPVOID*)&pBackBuffer);
dev->CreateRenderTargetView(pBackBuffer,NULL,&backbuffer);
pBackBuffer->Release();
devcon->OMSetRenderTargets(1,&backbuffer,NULL);
D3D11_VIEWPORT viewport;
ZeroMemory(&viewport, sizeof(D3D11_VIEWPORT));
viewport.TopLeftX = 0;
viewport.TopLeftY = 0;
viewport.Width = SCREEN_WIDTH;
viewport.Height = SCREEN_HEIGHT;
devcon->RSSetViewports(1,&viewport);
InitPipeline();
InitGraphics();
}
void RenderFrame(void){
devcon->ClearRenderTargetView(backbuffer,D3DXCOLOR(0.0f,0.2f,0.4f,1.0f));
UINT stride = sizeof(VERTEX);
UINT offset = 0;
devcon->IASetVertexBuffers(0, 1, &pVBuffer, &stride, &offset);
devcon->IASetPrimitiveTopology(D3D10_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
devcon->Draw(3,0);
swapchain->Present(0,0);
}
void CleanD3D(void){
swapchain->SetFullscreenState(FALSE, NULL);
pLayout->Release();
pVS->Release();
pPS->Release();
pVBuffer->Release();
swapchain->Release();
backbuffer->Release();
dev->Release();
devcon->Release();
}
void InitGraphics(){
VERTEX OurVertices[] =
{
{0.0f,0.5f,0.0f,D3DXCOLOR(1.0f,0.0f,0.0f,1.0f)},
{0.45f,-0.5f,0.0f,D3DXCOLOR(0.0f,1.0f,0.0f,1.0f)},
{-0.45f,-0.5f,0.0f,D3DXCOLOR(0.0f,0.0f,1.0f,1.0f)}
};
D3D11_BUFFER_DESC bd;
ZeroMemory(&bd,sizeof(bd));
bd.Usage = D3D11_USAGE_DYNAMIC;
bd.ByteWidth = sizeof(VERTEX) * 3;
bd.BindFlags = D3D11_BIND_VERTEX_BUFFER;
bd.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
dev->CreateBuffer(&bd, NULL, &pVBuffer);
D3D11_MAPPED_SUBRESOURCE ms;
devcon->Map(pVBuffer, NULL, D3D11_MAP_WRITE_DISCARD, NULL, &ms);
memcpy(ms.pData, OurVertices, sizeof(OurVertices));
devcon->Unmap(pVBuffer,NULL);
}
void InitPipeline(){
ID3D10Blob *VS, *PS;
D3DX11CompileFromFile(L"shaders.hlsl", 0, 0, "VShader", "vs_5_0", 0, 0, 0, &VS, 0, 0);
D3DX11CompileFromFile(L"shaders.hlsl", 0, 0, "PShader", "ps_5_0", 0, 0, 0, &PS, 0, 0);
devcon->VSSetShader(pVS, 0, 0);
devcon->PSSetShader(pPS, 0, 0);
D3D11_INPUT_ELEMENT_DESC ied[]=
{
{"POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA,0},
{"COLOR", 0, DXGI_FORMAT_R32G32B32A32_FLOAT, 0, 12, D3D11_INPUT_PER_VERTEX_DATA,0}
};
dev->CreateInputLayout(ied, 2, VS->GetBufferPointer(),VS->GetBufferSize(),&pLayout);
devcon->IASetInputLayout(pLayout);
}
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