mirror of
https://github.com/FunkyFr3sh/cnc-ddraw.git
synced 2025-03-25 10:07:47 +01:00
separate into multiple functions
This commit is contained in:
FunkyFr3sh
parent
15686ce5d3
commit
fa6f9e197e
@ -23,6 +23,7 @@ const BYTE PalettePixelShaderSrc[] =
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typedef struct CUSTOMVERTEX { float x, y, z, rhw, u, v; } CUSTOMVERTEX;
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static HMODULE hD3D9;
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static LPDIRECT3D9 D3d;
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static LPDIRECT3DDEVICE9 D3ddev;
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static LPDIRECT3DVERTEXBUFFER9 D3dvb;
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@ -32,10 +33,145 @@ static IDirect3DPixelShader9 *PixelShader;
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static D3DPRESENT_PARAMETERS D3dpp;
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static float ScaleW;
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static float ScaleH;
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static int MaxFPS;
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static DWORD FrameLength;
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static BOOL CreateDirect3D();
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static BOOL CreateResources();
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static void SetStates();
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static void UpdateVertices(BOOL inCutscene);
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static void Reset();
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static void SetMaxFPS(int baseMaxFPS);
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static void Render();
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static void ReleaseDirect3D();
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BOOL detect_cutscene();
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DWORD WINAPI render_soft_main(void);
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DWORD WINAPI render_d3d9_main(void)
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{
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Sleep(500);
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BOOL useDirect3D = CreateDirect3D() && CreateResources();
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if (useDirect3D)
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{
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SetMaxFPS(ddraw->render.maxfps);
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SetStates();
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Render();
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}
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ReleaseDirect3D();
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if (!useDirect3D)
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{
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ShowDriverWarning = TRUE;
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ddraw->renderer = render_soft_main;
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render_soft_main();
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}
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return 0;
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}
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static BOOL CreateDirect3D()
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{
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D3d = NULL;
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D3ddev = NULL;
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SurfaceTex = NULL;
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PaletteTex = NULL;
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D3dvb = NULL;
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PixelShader = NULL;
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hD3D9 = LoadLibrary("d3d9.dll");
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if (hD3D9)
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{
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IDirect3D9 *(WINAPI *D3DCreate9)(UINT) =
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(IDirect3D9 *(WINAPI *)(UINT))GetProcAddress(hD3D9, "Direct3DCreate9");
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if (D3DCreate9 && (D3d = D3DCreate9(D3D_SDK_VERSION)))
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{
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D3dpp.Windowed = TRUE;
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D3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;
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D3dpp.hDeviceWindow = ddraw->hWnd;
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D3dpp.PresentationInterval = ddraw->vsync ? D3DPRESENT_INTERVAL_ONE : D3DPRESENT_INTERVAL_IMMEDIATE;
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D3dpp.BackBufferWidth = ddraw->render.width;
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D3dpp.BackBufferHeight = ddraw->render.height;
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D3dpp.BackBufferFormat = D3DFMT_X8R8G8B8;
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D3dpp.BackBufferCount = 1;
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DWORD behaviorFlags[] = {
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D3DCREATE_HARDWARE_VERTEXPROCESSING | D3DCREATE_PUREDEVICE,
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D3DCREATE_HARDWARE_VERTEXPROCESSING | D3DCREATE_PUREDEVICE,
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D3DCREATE_HARDWARE_VERTEXPROCESSING,
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D3DCREATE_MIXED_VERTEXPROCESSING,
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D3DCREATE_SOFTWARE_VERTEXPROCESSING,
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};
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int i;
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for (i = 0; i < sizeof(behaviorFlags) / sizeof(behaviorFlags[0]); i++)
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{
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if (SUCCEEDED(D3d->lpVtbl->CreateDevice(
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D3d,
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D3DADAPTER_DEFAULT,
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D3DDEVTYPE_HAL,
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ddraw->hWnd,
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D3DCREATE_NOWINDOWCHANGES | behaviorFlags[i],
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&D3dpp,
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&D3ddev)))
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break;
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}
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}
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}
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return D3d && D3ddev;
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}
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static BOOL CreateResources()
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{
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int width = ddraw->width;
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int height = ddraw->height;
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int texWidth =
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width <= 1024 ? 1024 : width <= 2048 ? 2048 : width <= 4096 ? 4096 : width;
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int texHeight =
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height <= texWidth ? texWidth : height <= 2048 ? 2048 : height <= 4096 ? 4096 : height;
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texWidth = texWidth > texHeight ? texWidth : texHeight;
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ScaleW = (float)width / texWidth;;
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ScaleH = (float)height / texHeight;
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D3ddev->lpVtbl->CreateVertexBuffer(
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D3ddev, sizeof(CUSTOMVERTEX) * 4, 0, D3DFVF_XYZRHW | D3DFVF_TEX1, D3DPOOL_MANAGED, &D3dvb, NULL);
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UpdateVertices(InterlockedExchangeAdd(&ddraw->incutscene, 0));
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D3ddev->lpVtbl->CreateTexture(D3ddev, texWidth, texHeight, 1, 0, D3DFMT_L8, D3DPOOL_MANAGED, &SurfaceTex, 0);
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D3ddev->lpVtbl->CreateTexture(D3ddev, 256, 256, 1, 0, D3DFMT_X8R8G8B8, D3DPOOL_MANAGED, &PaletteTex, 0);
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D3ddev->lpVtbl->CreatePixelShader(D3ddev, (DWORD *)PalettePixelShaderSrc, &PixelShader);
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return SurfaceTex && PaletteTex && D3dvb && PixelShader;
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}
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static void SetStates()
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{
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D3ddev->lpVtbl->SetFVF(D3ddev, D3DFVF_XYZRHW | D3DFVF_TEX1);
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D3ddev->lpVtbl->SetStreamSource(D3ddev, 0, D3dvb, 0, sizeof(CUSTOMVERTEX));
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D3ddev->lpVtbl->SetTexture(D3ddev, 0, (IDirect3DBaseTexture9 *)SurfaceTex);
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D3ddev->lpVtbl->SetTexture(D3ddev, 1, (IDirect3DBaseTexture9 *)PaletteTex);
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D3ddev->lpVtbl->SetPixelShader(D3ddev, PixelShader);
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D3DVIEWPORT9 viewData = {
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ddraw->render.viewport.x,
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ddraw->render.viewport.y,
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ddraw->render.viewport.width,
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ddraw->render.viewport.height,
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0.0f,
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1.0f };
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D3ddev->lpVtbl->SetViewport(D3ddev, &viewData);
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}
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static void UpdateVertices(BOOL inCutscene)
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{
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float vpX = (float)ddraw->render.viewport.x;
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@ -63,52 +199,6 @@ static void UpdateVertices(BOOL inCutscene)
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}
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}
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static void SetStates()
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{
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D3ddev->lpVtbl->SetFVF(D3ddev, D3DFVF_XYZRHW | D3DFVF_TEX1);
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D3ddev->lpVtbl->SetStreamSource(D3ddev, 0, D3dvb, 0, sizeof(CUSTOMVERTEX));
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D3ddev->lpVtbl->SetTexture(D3ddev, 0, (IDirect3DBaseTexture9 *)SurfaceTex);
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D3ddev->lpVtbl->SetTexture(D3ddev, 1, (IDirect3DBaseTexture9 *)PaletteTex);
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D3ddev->lpVtbl->SetPixelShader(D3ddev, PixelShader);
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D3DVIEWPORT9 viewData = {
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ddraw->render.viewport.x,
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ddraw->render.viewport.y,
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ddraw->render.viewport.width,
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ddraw->render.viewport.height,
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0.0f,
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1.0f };
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D3ddev->lpVtbl->SetViewport(D3ddev, &viewData);
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}
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static void CreateResources()
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{
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int width = ddraw->width;
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int height = ddraw->height;
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int texWidth =
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width <= 1024 ? 1024 : width <= 2048 ? 2048 : width <= 4096 ? 4096 : width;
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int texHeight =
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height <= texWidth ? texWidth : height <= 2048 ? 2048 : height <= 4096 ? 4096 : height;
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texWidth = texWidth > texHeight ? texWidth : texHeight;
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ScaleW = (float)width / texWidth;;
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ScaleH = (float)height / texHeight;
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D3ddev->lpVtbl->CreateVertexBuffer(
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D3ddev, sizeof(CUSTOMVERTEX) * 4, 0, D3DFVF_XYZRHW | D3DFVF_TEX1, D3DPOOL_MANAGED, &D3dvb, NULL);
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UpdateVertices(InterlockedExchangeAdd(&ddraw->incutscene, 0));
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D3ddev->lpVtbl->CreateTexture(D3ddev, texWidth, texHeight, 1, 0, D3DFMT_L8, D3DPOOL_MANAGED, &SurfaceTex, 0);
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D3ddev->lpVtbl->CreateTexture(D3ddev, 256, 256, 1, 0, D3DFMT_X8R8G8B8, D3DPOOL_MANAGED, &PaletteTex, 0);
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D3ddev->lpVtbl->CreatePixelShader(D3ddev, (DWORD *)PalettePixelShaderSrc, &PixelShader);
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SetStates();
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}
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static void Reset()
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{
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if (SUCCEEDED(D3ddev->lpVtbl->Reset(D3ddev, &D3dpp)))
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@ -117,82 +207,29 @@ static void Reset()
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}
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}
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DWORD WINAPI render_d3d9_main(void)
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static void SetMaxFPS(int baseMaxFPS)
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{
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Sleep(500);
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MaxFPS = baseMaxFPS;
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D3d = NULL;
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D3ddev = NULL;
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SurfaceTex = NULL;
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PaletteTex = NULL;
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D3dvb = NULL;
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PixelShader = NULL;
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if (MaxFPS < 0)
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MaxFPS = ddraw->mode.dmDisplayFrequency;
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if (MaxFPS == 0)
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MaxFPS = 125;
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if (MaxFPS >= 1000 || ddraw->vsync)
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MaxFPS = 0;
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if (MaxFPS > 0)
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FrameLength = 1000.0f / MaxFPS;
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}
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static void Render()
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{
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DWORD tick_start = 0;
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DWORD tick_end = 0;
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DWORD frame_len = 0;
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int maxfps = ddraw->render.maxfps;
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if (maxfps < 0)
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maxfps = ddraw->mode.dmDisplayFrequency;
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if (maxfps == 0)
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maxfps = 125;
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if (maxfps >= 1000 || ddraw->vsync)
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maxfps = 0;
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if (maxfps > 0)
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frame_len = 1000.0f / maxfps;
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HMODULE hD3D9 = LoadLibrary("d3d9.dll");
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if (hD3D9)
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{
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IDirect3D9 *(WINAPI *D3DCreate9)(UINT) =
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(IDirect3D9 *(WINAPI *)(UINT))GetProcAddress(hD3D9, "Direct3DCreate9");
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if (D3DCreate9 && (D3d = D3DCreate9(D3D_SDK_VERSION)))
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{
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D3dpp.Windowed = TRUE;
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D3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;
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D3dpp.hDeviceWindow = ddraw->hWnd;
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D3dpp.PresentationInterval = ddraw->vsync ? D3DPRESENT_INTERVAL_ONE : D3DPRESENT_INTERVAL_IMMEDIATE;
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D3dpp.BackBufferWidth = ddraw->render.width;
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D3dpp.BackBufferHeight = ddraw->render.height;
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D3dpp.BackBufferFormat = D3DFMT_X8R8G8B8;
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D3dpp.BackBufferCount = 1;
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DWORD behaviorFlags[] = {
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D3DCREATE_HARDWARE_VERTEXPROCESSING | D3DCREATE_PUREDEVICE,
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D3DCREATE_HARDWARE_VERTEXPROCESSING | D3DCREATE_PUREDEVICE,
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D3DCREATE_HARDWARE_VERTEXPROCESSING,
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D3DCREATE_MIXED_VERTEXPROCESSING,
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D3DCREATE_SOFTWARE_VERTEXPROCESSING,
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};
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int i;
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for (i = 0; i < sizeof(behaviorFlags)/sizeof(behaviorFlags[0]); i++)
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{
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if (SUCCEEDED(D3d->lpVtbl->CreateDevice(
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D3d,
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D3DADAPTER_DEFAULT,
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D3DDEVTYPE_HAL,
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ddraw->hWnd,
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D3DCREATE_NOWINDOWCHANGES | behaviorFlags[i],
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&D3dpp,
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&D3ddev)))
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break;
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}
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if (D3ddev)
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CreateResources();
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}
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}
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BOOL useDirect3D = D3d && D3ddev && SurfaceTex && PaletteTex && D3dvb && PixelShader;
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while (useDirect3D && ddraw->render.run && WaitForSingleObject(ddraw->render.sem, INFINITE) != WAIT_FAILED)
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while (ddraw->render.run && WaitForSingleObject(ddraw->render.sem, INFINITE) != WAIT_FAILED)
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{
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#if _DEBUG
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static DWORD tick_fps = 0;
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@ -222,7 +259,7 @@ DWORD WINAPI render_d3d9_main(void)
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frame_count++;
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#endif
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if (maxfps > 0)
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if (MaxFPS > 0)
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tick_start = timeGetTime();
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EnterCriticalSection(&ddraw->cs);
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@ -298,15 +335,18 @@ DWORD WINAPI render_d3d9_main(void)
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if (frame_count == 1) frameTime = CounterStop();
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#endif
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if (maxfps > 0)
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if (MaxFPS > 0)
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{
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tick_end = timeGetTime();
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if (tick_end - tick_start < frame_len)
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Sleep(frame_len - (tick_end - tick_start));
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if (tick_end - tick_start < FrameLength)
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Sleep(FrameLength - (tick_end - tick_start));
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}
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}
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}
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static void ReleaseDirect3D()
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{
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if (D3dvb)
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D3dvb->lpVtbl->Release(D3dvb);
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@ -327,13 +367,4 @@ DWORD WINAPI render_d3d9_main(void)
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if (hD3D9)
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FreeLibrary(hD3D9);
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if (!useDirect3D)
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{
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ShowDriverWarning = TRUE;
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ddraw->renderer = render_soft_main;
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render_soft_main();
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}
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return 0;
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}
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