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scene: Generate unnormalized shadow texture coords

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This makes shadow texture coordinates consistent with surface and
decoration texture coords and allows reusing window quads between
kwin items and qtquick items more easily.
This commit is contained in:
Vlad Zahorodnii 2021-07-06 16:38:35 +03:00
parent 9b06492499
commit 1d54231df1
2 changed files with 27 additions and 27 deletions
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2
src/plugins/scenes/opengl/scene_opengl.cpp
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@ -916,7 +916,7 @@ void OpenGLWindow::createRenderNode(Item *item, RenderContext *context)
.transformMatrix = context->transforms.top(),
.opacity = context->paintData.opacity(),
.hasAlpha = true,
.coordinateType = NormalizedCoordinates,
.coordinateType = UnnormalizedCoordinates,
});
}
} else if (auto decorationItem = qobject_cast<DecorationItem *>(item)) {

52
src/shadowitem.cpp
View file

@ -164,8 +164,8 @@ WindowQuadList ShadowItem::buildQuads() const
if (topLeftRect.isValid()) {
tx1 = 0.0;
ty1 = 0.0;
tx2 = topLeftRect.width() / width;
ty2 = topLeftRect.height() / height;
tx2 = topLeftRect.width();
ty2 = topLeftRect.height();
WindowQuad topLeftQuad;
topLeftQuad[0] = WindowVertex(topLeftRect.left(), topLeftRect.top(), tx1, ty1);
topLeftQuad[1] = WindowVertex(topLeftRect.right(), topLeftRect.top(), tx2, ty1);
@ -175,10 +175,10 @@ WindowQuadList ShadowItem::buildQuads() const
}
if (topRightRect.isValid()) {
tx1 = 1.0 - topRightRect.width() / width;
tx1 = width - topRightRect.width();
ty1 = 0.0;
tx2 = 1.0;
ty2 = topRightRect.height() / height;
tx2 = width;
ty2 = topRightRect.height();
WindowQuad topRightQuad;
topRightQuad[0] = WindowVertex(topRightRect.left(), topRightRect.top(), tx1, ty1);
topRightQuad[1] = WindowVertex(topRightRect.right(), topRightRect.top(), tx2, ty1);
@ -188,10 +188,10 @@ WindowQuadList ShadowItem::buildQuads() const
}
if (bottomRightRect.isValid()) {
tx1 = 1.0 - bottomRightRect.width() / width;
tx2 = 1.0;
ty1 = 1.0 - bottomRightRect.height() / height;
ty2 = 1.0;
tx1 = width - bottomRightRect.width();
tx2 = width;
ty1 = height - bottomRightRect.height();
ty2 = height;
WindowQuad bottomRightQuad;
bottomRightQuad[0] = WindowVertex(bottomRightRect.left(), bottomRightRect.top(), tx1, ty1);
bottomRightQuad[1] = WindowVertex(bottomRightRect.right(), bottomRightRect.top(), tx2, ty1);
@ -202,9 +202,9 @@ WindowQuadList ShadowItem::buildQuads() const
if (bottomLeftRect.isValid()) {
tx1 = 0.0;
tx2 = bottomLeftRect.width() / width;
ty1 = 1.0 - bottomLeftRect.height() / height;
ty2 = 1.0;
tx2 = bottomLeftRect.width();
ty1 = height - bottomLeftRect.height();
ty2 = height;
WindowQuad bottomLeftQuad;
bottomLeftQuad[0] = WindowVertex(bottomLeftRect.left(), bottomLeftRect.top(), tx1, ty1);
bottomLeftQuad[1] = WindowVertex(bottomLeftRect.right(), bottomLeftRect.top(), tx2, ty1);
@ -234,10 +234,10 @@ WindowQuadList ShadowItem::buildQuads() const
distributeVertically(topRect, bottomRect);
if (topRect.isValid()) {
tx1 = shadowMargins.left() / width;
tx1 = shadowMargins.left();
ty1 = 0.0;
tx2 = tx1 + top.width() / width;
ty2 = topRect.height() / height;
tx2 = tx1 + top.width();
ty2 = topRect.height();
WindowQuad topQuad;
topQuad[0] = WindowVertex(topRect.left(), topRect.top(), tx1, ty1);
topQuad[1] = WindowVertex(topRect.right(), topRect.top(), tx2, ty1);
@ -247,10 +247,10 @@ WindowQuadList ShadowItem::buildQuads() const
}
if (rightRect.isValid()) {
tx1 = 1.0 - rightRect.width() / width;
ty1 = shadowMargins.top() / height;
tx2 = 1.0;
ty2 = ty1 + right.height() / height;
tx1 = width - rightRect.width();
ty1 = shadowMargins.top();
tx2 = width;
ty2 = ty1 + right.height();
WindowQuad rightQuad;
rightQuad[0] = WindowVertex(rightRect.left(), rightRect.top(), tx1, ty1);
rightQuad[1] = WindowVertex(rightRect.right(), rightRect.top(), tx2, ty1);
@ -260,10 +260,10 @@ WindowQuadList ShadowItem::buildQuads() const
}
if (bottomRect.isValid()) {
tx1 = shadowMargins.left() / width;
ty1 = 1.0 - bottomRect.height() / height;
tx2 = tx1 + bottom.width() / width;
ty2 = 1.0;
tx1 = shadowMargins.left();
ty1 = height - bottomRect.height();
tx2 = tx1 + bottom.width();
ty2 = height;
WindowQuad bottomQuad;
bottomQuad[0] = WindowVertex(bottomRect.left(), bottomRect.top(), tx1, ty1);
bottomQuad[1] = WindowVertex(bottomRect.right(), bottomRect.top(), tx2, ty1);
@ -274,9 +274,9 @@ WindowQuadList ShadowItem::buildQuads() const
if (leftRect.isValid()) {
tx1 = 0.0;
ty1 = shadowMargins.top() / height;
tx2 = leftRect.width() / width;
ty2 = ty1 + left.height() / height;
ty1 = shadowMargins.top();
tx2 = leftRect.width();
ty2 = ty1 + left.height();
WindowQuad leftQuad;
leftQuad[0] = WindowVertex(leftRect.left(), leftRect.top(), tx1, ty1);
leftQuad[1] = WindowVertex(leftRect.right(), leftRect.top(), tx2, ty1);