d3d10x11main.cpp revision 7e81c67c8b16c6f87e01320c9d9a7455a52cf91b 
1/**************************************************************************
2 *
3 * Copyright 2010 Luca Barbieri
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 **************************************************************************/
26
27#include "d3d10app.h"
28#include <X11/Xlib.h>
29#include <galliumdxgi.h>
30#include <sys/time.h>
31
32static d3d10_application* app;
33static IDXGISwapChain* swap_chain;
34unsigned width, height;
35DXGI_FORMAT format = DXGI_FORMAT_R8G8B8A8_UNORM;
36static ID3D10Device* dev;
37static ID3D10Device* ctx;
38
39double get_time()
40{
41	struct timeval tv;
42	gettimeofday(&tv, 0);
43	return (double)tv.tv_sec + (double)tv.tv_usec * 0.000001;
44}
45
46int main(int argc, char** argv)
47{
48	Display* dpy = XOpenDisplay(0);
49	Visual* visual = DefaultVisual(dpy, DefaultScreen(dpy));
50	Colormap cmap = XCreateColormap(dpy, RootWindow(dpy, DefaultScreen(dpy)), visual, AllocNone);
51	XSetWindowAttributes swa;
52	swa.colormap = cmap;
53	swa.border_pixel = 0;
54	swa.event_mask = StructureNotifyMask;
55	width = 512;
56	height = 512;
57	Window win = XCreateWindow(dpy, RootWindow(dpy, DefaultScreen(dpy)), 0, 0, width, height, 0, CopyFromParent, InputOutput, visual, CWBorderPixel | CWColormap| CWEventMask, &swa);
58	XMapWindow(dpy, win);
59
60	GalliumDXGIUseX11Display(dpy, 0);
61
62	DXGI_SWAP_CHAIN_DESC swap_chain_desc;
63	memset(&swap_chain_desc, 0, sizeof(swap_chain_desc));
64	swap_chain_desc.BufferDesc.Width = width;
65	swap_chain_desc.BufferDesc.Height = height;
66	swap_chain_desc.BufferDesc.Format = format;
67	swap_chain_desc.SampleDesc.Count = 1;
68	swap_chain_desc.SampleDesc.Quality = 0;
69	swap_chain_desc.OutputWindow = (HWND)win;
70	swap_chain_desc.Windowed = TRUE;
71	swap_chain_desc.BufferCount = 3;
72	swap_chain_desc.Flags = DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH;
73	swap_chain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
74
75	D3D10_FEATURE_LEVEL1 feature_level = D3D10_FEATURE_LEVEL_10_0;
76
77	HRESULT hr;
78	if(0)
79	{
80		hr = D3D10CreateDeviceAndSwapChain(
81			NULL,
82			D3D10_DRIVER_TYPE_HARDWARE,
83			NULL,
84			D3D10_CREATE_DEVICE_SINGLETHREADED,
85			D3D10_SDK_VERSION,
86			&swap_chain_desc,
87			&swap_chain,
88			&dev);
89	}
90	else
91	{
92		hr = D3D10CreateDeviceAndSwapChain1(
93			NULL,
94			D3D10_DRIVER_TYPE_HARDWARE,
95			NULL,
96			D3D10_CREATE_DEVICE_SINGLETHREADED,
97			feature_level,
98			D3D10_SDK_VERSION,
99			&swap_chain_desc,
100			&swap_chain,
101			(ID3D10Device1**)&dev);
102	}
103	if(!SUCCEEDED(hr))
104	{
105		fprintf(stderr, "Failed to create D3D10 device (hresult %08x)\n", hr);
106		return 1;
107	}
108	ctx = dev;
109
110	app = d3d10_application_create();
111	if(!app->init(dev, argc, argv))
112		return 1;
113
114	double start_time = get_time();
115
116	MSG msg;
117	for(;;)
118	{
119		XEvent event;
120		if(XPending(dpy))
121		{
122			XNextEvent(dpy, &event);
123			if(event.type == DestroyNotify)
124				break;
125			switch(event.type)
126			{
127			case ConfigureNotify:
128				width = event.xconfigure.width;
129				height = event.xconfigure.height;
130				swap_chain->ResizeBuffers(3, width, height, format, 0);
131				break;
132			}
133		}
134		else if(width && height)
135		{
136			ID3D10Texture2D* tex;
137			ID3D10RenderTargetView* rtv;
138			ensure(swap_chain->GetBuffer(0, IID_ID3D10Texture2D, (void**)&tex));
139			ensure(dev->CreateRenderTargetView(tex, NULL, &rtv));
140
141			double ctime = get_time() - start_time;
142
143			app->draw(ctx, rtv, width, height, ctime);
144			ctx->OMSetRenderTargets(0, 0, 0);
145
146			tex->Release();
147			rtv->Release();
148			swap_chain->Present(0, 0);
149		}
150		else
151			XPeekEvent(dpy, &event);
152	}
153	return (int) msg.wParam;
154}
155