質問編集履歴
2
コードに詳細を記述。
test
CHANGED
File without changes
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test
CHANGED
@@ -44,6 +44,8 @@
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44
44
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45
45
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graphics.DrawImage(&image, 0, 0, imgWidth, imgHeight);
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46
46
|
|
47
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+
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48
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+
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47
49
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(後処理)
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48
50
|
|
49
51
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EndPaint(hwnd, &psImage);
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@@ -64,13 +66,25 @@
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64
66
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|
65
67
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HDC tempHdc = CreateCompatibleDC(hdcBase);
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66
68
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|
69
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+
|
70
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+
|
67
71
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BLENDFUNCTION bf;
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68
72
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|
73
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+
bf.BlendOp = AC_SRC_OVER;
|
74
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+
|
69
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-
|
75
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+
bf.BlendFlags = 0;
|
76
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+
|
77
|
+
bf.SourceConstantAlpha = 128;
|
78
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+
|
79
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+
bf.AlphaFormat = 0;
|
70
80
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|
71
81
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AlphaBlend(hdcBase, 0, 0, imgWidth, imgHeight, tempHdc, 0, 0, imgWidth, imgHeight, bf);
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72
82
|
|
83
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+
|
84
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+
|
73
85
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(後処理)
|
86
|
+
|
87
|
+
EndPaint(hwnd, &psMask);
|
74
88
|
|
75
89
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}
|
76
90
|
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1
タイポ修正。タイトル修正。
test
CHANGED
@@ -1 +1 @@
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|
1
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-
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1
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+
特定環境でAlphaBlendが表示されない
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test
CHANGED
@@ -42,7 +42,7 @@
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|
42
42
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|
43
43
|
Image image(L"IMAGE.jpg");
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44
44
|
|
45
|
-
graphics.DrawImage(&image, 0, 0, im
|
45
|
+
graphics.DrawImage(&image, 0, 0, imgWidth, imgHeight);
|
46
46
|
|
47
47
|
(後処理)
|
48
48
|
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@@ -68,7 +68,7 @@
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|
68
68
|
|
69
69
|
(BLENDFUNCTION設定)
|
70
70
|
|
71
|
-
AlphaBlend(hdcBase, 0, 0,
|
71
|
+
AlphaBlend(hdcBase, 0, 0, imgWidth, imgHeight, tempHdc, 0, 0, imgWidth, imgHeight, bf);
|
72
72
|
|
73
73
|
(後処理)
|
74
74
|
|