d3d10x11main.cpp revision ab5e9a726d50b414718a248fd8625f1c6f269a49 
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 <GL/glx.h>
30#include <galliumdxgi.h>
31#include <sys/time.h>
32
33static d3d10_application* app;
34static IDXGISwapChain* swap_chain;
35unsigned width, height;
36DXGI_FORMAT format = DXGI_FORMAT_R8G8B8A8_UNORM;
37static ID3D10Device* dev;
38static ID3D10Device* ctx;
39
40static int attributeList[] = {
41		GLX_RGBA,
42		GLX_RED_SIZE, 8,
43		GLX_GREEN_SIZE, 8,
44		GLX_BLUE_SIZE, 8,
45		None
46};
47
48double get_time()
49{
50	struct timeval tv;
51	gettimeofday(&tv, 0);
52	return (double)tv.tv_sec + (double)tv.tv_usec * 0.000001;
53}
54
55int main(int argc, char** argv)
56{
57	Display* dpy = XOpenDisplay(0);
58	XVisualInfo* vi = glXChooseVisual(dpy, DefaultScreen(dpy), attributeList);
59	Colormap cmap = XCreateColormap(dpy, RootWindow(dpy, vi->screen), vi->visual, AllocNone);
60	XSetWindowAttributes swa;
61	swa.colormap = cmap;
62	swa.border_pixel = 0;
63	swa.event_mask = StructureNotifyMask;
64	width = 512;
65	height = 512;
66	Window win = XCreateWindow(dpy, RootWindow(dpy, vi->screen), 0, 0, width, height, 0, vi->depth, InputOutput, vi->visual, CWBorderPixel | CWColormap| CWEventMask, &swa);
67	XMapWindow(dpy, win);
68
69	GalliumDXGIUseX11Display(dpy, 0);
70
71	DXGI_SWAP_CHAIN_DESC swap_chain_desc;
72	memset(&swap_chain_desc, 0, sizeof(swap_chain_desc));
73	swap_chain_desc.BufferDesc.Width = width;
74	swap_chain_desc.BufferDesc.Height = height;
75	swap_chain_desc.BufferDesc.Format = format;
76	swap_chain_desc.SampleDesc.Count = 1;
77	swap_chain_desc.SampleDesc.Quality = 0;
78	swap_chain_desc.OutputWindow = (HWND)win;
79	swap_chain_desc.Windowed = TRUE;
80	swap_chain_desc.BufferCount = 3;
81	swap_chain_desc.Flags = DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH;
82	swap_chain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
83
84	D3D10_FEATURE_LEVEL1 feature_level = D3D10_FEATURE_LEVEL_10_0;
85
86	HRESULT hr;
87	if(0)
88	{
89		hr  = D3D10CreateDeviceAndSwapChain(
90			NULL,
91			D3D10_DRIVER_TYPE_HARDWARE,
92			NULL,
93			D3D10_CREATE_DEVICE_SINGLETHREADED,
94			D3D10_SDK_VERSION,
95			&swap_chain_desc,
96			&swap_chain,
97			&dev);
98	}
99	else
100	{
101		hr  = D3D10CreateDeviceAndSwapChain1(
102			NULL,
103			D3D10_DRIVER_TYPE_HARDWARE,
104			NULL,
105			D3D10_CREATE_DEVICE_SINGLETHREADED,
106			feature_level,
107			D3D10_SDK_VERSION,
108			&swap_chain_desc,
109			&swap_chain,
110			(ID3D10Device1**)&dev);
111	}
112	if(!SUCCEEDED(hr))
113	{
114		fprintf(stderr, "Failed to create D3D10 device (hresult %08x)\n", hr);
115		return 1;
116	}
117	ctx = dev;
118
119	app = d3d10_application_create();
120	if(!app->init(dev, argc, argv))
121		return 1;
122
123	double start_time = get_time();
124
125	MSG msg;
126	for(;;)
127	{
128		XEvent event;
129		if(XPending(dpy))
130		{
131			XNextEvent(dpy, &event);
132			if(event.type == DestroyNotify)
133				break;
134			switch(event.type)
135			{
136			case ConfigureNotify:
137				width = event.xconfigure.width;
138				height = event.xconfigure.height;
139				swap_chain->ResizeBuffers(3, width, height, format, 0);
140				break;
141			}
142		}
143		else if(width && height)
144		{
145			ID3D10Texture2D* tex;
146			ID3D10RenderTargetView* rtv;
147			ensure(swap_chain->GetBuffer(0, IID_ID3D10Texture2D, (void**)&tex));
148			ensure(dev->CreateRenderTargetView(tex, NULL, &rtv));
149
150			double ctime = get_time() - start_time;
151
152			app->draw(ctx, rtv, width, height, ctime);
153			ctx->OMSetRenderTargets(0, 0, 0);
154
155			tex->Release();
156			rtv->Release();
157			swap_chain->Present(0, 0);
158		}
159		else
160			XPeekEvent(dpy, &event);
161	}
162	return (int) msg.wParam;
163}
164