From 8898ad9b25fca6afe2374d293a981db02a83d7e9 Mon Sep 17 00:00:00 2001 From: "FWoltermann@gmail.com" Date: Thu, 31 May 2012 14:46:27 +0000 Subject: Committing the documentation to svn to have it accessible online --- Doc/doxygen/html/_d3_d_x_image_8cpp_source.html | 340 ++++++++++++++++++++++++ 1 file changed, 340 insertions(+) create mode 100644 Doc/doxygen/html/_d3_d_x_image_8cpp_source.html (limited to 'Doc/doxygen/html/_d3_d_x_image_8cpp_source.html') diff --git a/Doc/doxygen/html/_d3_d_x_image_8cpp_source.html b/Doc/doxygen/html/_d3_d_x_image_8cpp_source.html new file mode 100644 index 0000000..7a50088 --- /dev/null +++ b/Doc/doxygen/html/_d3_d_x_image_8cpp_source.html @@ -0,0 +1,340 @@ + + + + + +Starshatter_Open: D:/SRC/StarshatterSVN/nGenEx/D3DXImage.cpp Source File + + + + + + + + + + + + + +
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Starshatter_Open +
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Open source Starshatter engine
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D3DXImage.cpp
+
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+Go to the documentation of this file.
1 /* Project nGenEx
+
2  Destroyer Studios LLC
+
3  Copyright © 1997-2004. All Rights Reserved.
+
4 
+
5  SUBSYSTEM: nGenEx.lib
+
6  FILE: D3DXImage.cpp
+
7  AUTHOR: John DiCamillo
+
8 
+
9 
+
10  OVERVIEW
+
11  ========
+
12  D3DX image file loader
+
13 */
+
14 
+
15 
+
16 #include "MemDebug.h"
+
17 #include "D3DXImage.h"
+
18 #include "VideoDX9.h"
+
19 
+
20 // +--------------------------------------------------------------------+
+
21 
+
22 D3DXImage::D3DXImage()
+
23 : width(0), height(0), format(0), image(0)
+
24 { }
+
25 
+
26 D3DXImage::D3DXImage(WORD w, WORD h, DWORD* img)
+
27 {
+
28  ZeroMemory(this, sizeof(D3DXImage));
+
29 
+
30  width = w;
+
31  height = h;
+
32 
+
33  int pixels = width * height;
+
34 
+
35  image = new(__FILE__,__LINE__) DWORD [pixels];
+
36 
+
37  if (image && pixels) {
+
38  for (int i = 0; i < pixels; i++)
+
39  image[i] = img[i];
+
40  }
+
41 }
+
42 
+
43 D3DXImage::~D3DXImage()
+
44 {
+
45  delete [] image;
+
46 }
+
47 
+
48 // +--------------------------------------------------------------------+
+
49 
+
50 bool D3DXImage::Load(char *filename)
+
51 {
+
52  bool success = false;
+
53  FILE* f;
+
54 
+
55  fopen_s(&f, filename,"rb");
+
56  if (f == NULL)
+
57  return success;
+
58 
+
59  int len = 0;
+
60  BYTE* buf = 0;
+
61 
+
62  fseek(f, 0, SEEK_END);
+
63  len = ftell(f);
+
64  fseek(f, 0, SEEK_SET);
+
65 
+
66  buf = new(__FILE__,__LINE__) BYTE[len];
+
67 
+
68  if (buf) {
+
69  fread(buf, len, 1, f);
+
70  fclose(f);
+
71 
+
72  success = LoadBuffer(buf, len);
+
73  }
+
74 
+
75  return success;
+
76 }
+
77 
+
78 // +--------------------------------------------------------------------+
+
79 
+
80 bool D3DXImage::LoadBuffer(BYTE* buf, int len)
+
81 {
+
82  bool success = false;
+
83  HRESULT hr = E_FAIL;
+
84  D3DXIMAGE_INFO info;
+
85 
+
86  if (buf == NULL)
+
87  return success;
+
88 
+
89  hr = D3DXGetImageInfoFromFileInMemory(buf, len, &info);
+
90 
+
91  if (FAILED(hr))
+
92  return success;
+
93 
+
94  width = info.Width;
+
95  height = info.Height;
+
96  format = info.Format;
+
97 
+
98  if (image) {
+
99  delete [] image;
+
100  image = 0;
+
101  }
+
102 
+
103  IDirect3DSurface9* surf = 0;
+
104  IDirect3DDevice9* dev = VideoDX9::GetD3DDevice9();
+
105 
+
106 
+
107  hr = dev->CreateOffscreenPlainSurface( width,
+
108  height,
+
109  D3DFMT_A8R8G8B8,
+
110  D3DPOOL_SYSTEMMEM,
+
111  &surf,
+
112  NULL);
+
113 
+
114  if (FAILED(hr))
+
115  return success;
+
116 
+
117  hr = D3DXLoadSurfaceFromFileInMemory( surf, // dest surface
+
118  NULL, // dest palette (none)
+
119  NULL, // dest rect (entire image)
+
120  buf, // memory file
+
121  len, // size of data
+
122  NULL, // source rect (entire image)
+
123  D3DX_DEFAULT, // filter operation
+
124  0, // color key (none)
+
125  NULL); // image info
+
126 
+
127  if (SUCCEEDED(hr)) {
+
128  D3DLOCKED_RECT locked_rect;
+
129  hr = surf->LockRect(&locked_rect, NULL, D3DLOCK_READONLY);
+
130 
+
131  if (SUCCEEDED(hr)) {
+
132  // copy surface into image
+
133  image = new(__FILE__,__LINE__) DWORD[width*height];
+
134  if (image) {
+
135  for (DWORD i = 0; i < height; i++) {
+
136  BYTE* dst = (BYTE*) (image + i * width);
+
137  BYTE* src = (BYTE*) locked_rect.pBits + i * locked_rect.Pitch;
+
138 
+
139  CopyMemory(dst, src, width * sizeof(DWORD));
+
140  }
+
141 
+
142  success = true;
+
143  }
+
144 
+
145  surf->UnlockRect();
+
146  }
+
147  }
+
148 
+
149  surf->Release();
+
150  surf = 0;
+
151 
+
152  return success;
+
153 }
+
154 
+
155 // +--------------------------------------------------------------------+
+
156 
+
157 bool D3DXImage::Save(char *filename)
+
158 {
+
159  bool success = false;
+
160  HRESULT hr = E_FAIL;
+
161 
+
162  if (!image || !width || !height)
+
163  return success;
+
164 
+
165  FILE* f;
+
166  fopen_s(&f, filename,"wb");
+
167  if (f == NULL)
+
168  return success;
+
169 
+
170  IDirect3DSurface9* surf = 0;
+
171  IDirect3DDevice9* dev = VideoDX9::GetD3DDevice9();
+
172 
+
173  hr = dev->CreateOffscreenPlainSurface( width,
+
174  height,
+
175  D3DFMT_A8R8G8B8,
+
176  D3DPOOL_SYSTEMMEM,
+
177  &surf,
+
178  NULL);
+
179 
+
180 
+
181  if (SUCCEEDED(hr)) {
+
182  D3DLOCKED_RECT locked_rect;
+
183  hr = surf->LockRect(&locked_rect, NULL, 0);
+
184 
+
185  if (SUCCEEDED(hr)) {
+
186  // copy image into surface
+
187  for (DWORD i = 0; i < height; i++) {
+
188  BYTE* src = (BYTE*) (image + i * width);
+
189  BYTE* dst = (BYTE*) locked_rect.pBits + i * locked_rect.Pitch;
+
190 
+
191  CopyMemory(dst, src, width * sizeof(DWORD));
+
192  }
+
193 
+
194  surf->UnlockRect();
+
195 
+
196  ID3DXBuffer* buffer = 0;
+
197  D3DXIMAGE_FILEFORMAT imgfmt = D3DXIFF_PNG;
+
198 
+
199  if (strstr(filename, ".jpg") || strstr(filename, ".JPG"))
+
200  imgfmt = D3DXIFF_JPG;
+
201 
+
202  else if (strstr(filename, ".bmp") || strstr(filename, ".BMP"))
+
203  imgfmt = D3DXIFF_BMP;
+
204 
+
205  hr = D3DXSaveSurfaceToFileInMemory(&buffer, // destination
+
206  imgfmt, // type of file
+
207  surf, // image to save
+
208  NULL, // palette
+
209  NULL); // source rect (entire image)
+
210 
+
211  if (SUCCEEDED(hr)) {
+
212  fwrite(buffer->GetBufferPointer(), buffer->GetBufferSize(), 1, f);
+
213  success = true;
+
214  }
+
215  }
+
216  }
+
217 
+
218  surf->Release();
+
219  surf = 0;
+
220  fclose(f);
+
221  return success;
+
222 }
+
223 
+
+
+ + + + -- cgit v1.1