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fix edge diffuse colors with fade

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This commit is contained in:
Glenn Maynard
2005-09-03 22:44:11 +00:00
parent c2310eeab5
commit a60dd2ec38
1 changed files with 20 additions and 8 deletions
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stepmania/src/Sprite.cpp
+20 -8
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@@ -601,11 +601,14 @@ void Sprite::DrawPrimitives()
{
/* Draw the left: */
ts.crop = m_pTempState->crop; // restore
memcpy( ts.diffuse, m_pTempState->diffuse, sizeof(ts.diffuse) ); // restore
ts.crop.right = 1 - (ts.crop.left + FadeSize.left);
ts.crop.top += FadeDist.top; // lop off the corner if fading both x and y
ts.crop.bottom += FadeDist.bottom;
ts.diffuse[0] = m_pTempState->diffuse[0]; // top left -> top left
ts.diffuse[2] = m_pTempState->diffuse[2]; // bottom left -> bottom left
ts.diffuse[3] = m_pTempState->diffuse[2]; // bottom left -> bottom right
ts.diffuse[1] = m_pTempState->diffuse[0]; // top left -> top right
ts.diffuse[0].a = 0; // top left
ts.diffuse[2].a = 0; // bottom left
ts.diffuse[3].a *= LeftAlpha; // bottom right
@@ -617,11 +620,14 @@ void Sprite::DrawPrimitives()
{
/* Draw the right: */
ts.crop = m_pTempState->crop; // restore
memcpy( ts.diffuse, m_pTempState->diffuse, sizeof(ts.diffuse) ); // restore
ts.crop.left = 1 - (ts.crop.right + FadeSize.right);
ts.crop.top += FadeDist.top;
ts.crop.bottom += FadeDist.bottom;
ts.diffuse[0] = m_pTempState->diffuse[1]; // top right -> top left
ts.diffuse[2] = m_pTempState->diffuse[3]; // bottom right -> bottom left
ts.diffuse[3] = m_pTempState->diffuse[3]; // bottom right -> bottom right
ts.diffuse[1] = m_pTempState->diffuse[1]; // top right -> top right
ts.diffuse[0].a *= RightAlpha; // top left
ts.diffuse[2].a *= RightAlpha; // bottom left
ts.diffuse[3].a = 0; // bottom right
@@ -634,11 +640,14 @@ void Sprite::DrawPrimitives()
{
/* Draw the top: */
ts.crop = m_pTempState->crop; // restore
memcpy( ts.diffuse, m_pTempState->diffuse, sizeof(ts.diffuse) ); // restore
ts.crop.bottom = 1 - (ts.crop.top + FadeSize.top);
ts.crop.left += FadeDist.left;
ts.crop.right += FadeDist.right;
ts.diffuse[0] = m_pTempState->diffuse[0]; // top left -> top left
ts.diffuse[2] = m_pTempState->diffuse[0]; // top left -> bottom left
ts.diffuse[3] = m_pTempState->diffuse[1]; // top right -> bottom right
ts.diffuse[1] = m_pTempState->diffuse[1]; // top right -> top right
ts.diffuse[0].a = 0; // top left
ts.diffuse[2].a *= TopAlpha; // bottom left
ts.diffuse[3].a *= TopAlpha; // bottom right
@@ -651,11 +660,14 @@ void Sprite::DrawPrimitives()
{
/* Draw the bottom: */
ts.crop = m_pTempState->crop; // restore
memcpy( ts.diffuse, m_pTempState->diffuse, sizeof(ts.diffuse) ); // restore
ts.crop.top = 1 - (ts.crop.bottom + FadeSize.bottom);
ts.crop.left += FadeDist.left;
ts.crop.right += FadeDist.right;
ts.diffuse[0] = m_pTempState->diffuse[2]; // bottom left -> top left
ts.diffuse[2] = m_pTempState->diffuse[2]; // bottom left -> bottom left
ts.diffuse[3] = m_pTempState->diffuse[3]; // bottom right -> bottom right
ts.diffuse[1] = m_pTempState->diffuse[3]; // bottom right -> top right
ts.diffuse[0].a *= BottomAlpha; // top left
ts.diffuse[2].a = 0; // bottom left
ts.diffuse[3].a = 0; // bottom right