Commit b8368fdf authored by Vlad Zahorodnii's avatar Vlad Zahorodnii
Browse files

[scenes/opengl] Merge window classes

Summary:
Legacy OpenGL 1 compositing backend had been dropped quite a while ago
so some of OpenGL scene classes can be merged back.

Test Plan: Compiles, windows are rendered as before.

Reviewers: #kwin, davidedmundson

Reviewed By: #kwin, davidedmundson

Subscribers: davidedmundson, kwin

Tags: #kwin

Differential Revision: https://phabricator.kde.org/D26700
parent 1565910c
......@@ -1026,9 +1026,7 @@ void SceneOpenGL2::doPaintBackground(const QVector< float >& vertices)
Scene::Window *SceneOpenGL2::createWindow(Toplevel *t)
{
SceneOpenGL2Window *w = new SceneOpenGL2Window(t);
w->setScene(this);
return w;
return new OpenGLWindow(t, this);
}
void SceneOpenGL2::finalDrawWindow(EffectWindowImpl* w, int mask, QRegion region, WindowPaintData& data)
......@@ -1058,22 +1056,22 @@ void SceneOpenGL2::performPaintWindow(EffectWindowImpl* w, int mask, QRegion reg
}
//****************************************
// SceneOpenGL::Window
// OpenGLWindow
//****************************************
SceneOpenGL::Window::Window(Toplevel* c)
: Scene::Window(c)
, m_scene(nullptr)
OpenGLWindow::OpenGLWindow(Toplevel *toplevel, SceneOpenGL *scene)
: Scene::Window(toplevel)
, m_scene(scene)
{
}
SceneOpenGL::Window::~Window()
OpenGLWindow::~OpenGLWindow()
{
}
static SceneOpenGLTexture *s_frameTexture = nullptr;
// Bind the window pixmap to an OpenGL texture.
bool SceneOpenGL::Window::bindTexture()
bool OpenGLWindow::bindTexture()
{
s_frameTexture = nullptr;
OpenGLWindowPixmap *pixmap = windowPixmap<OpenGLWindowPixmap>();
......@@ -1091,12 +1089,12 @@ bool SceneOpenGL::Window::bindTexture()
return pixmap->bind();
}
QMatrix4x4 SceneOpenGL::Window::transformation(int mask, const WindowPaintData &data) const
QMatrix4x4 OpenGLWindow::transformation(int mask, const WindowPaintData &data) const
{
QMatrix4x4 matrix;
matrix.translate(x(), y());
if (!(mask & PAINT_WINDOW_TRANSFORMED))
if (!(mask & Scene::PAINT_WINDOW_TRANSFORMED))
return matrix;
matrix.translate(data.translation());
......@@ -1115,12 +1113,12 @@ QMatrix4x4 SceneOpenGL::Window::transformation(int mask, const WindowPaintData &
return matrix;
}
bool SceneOpenGL::Window::beginRenderWindow(int mask, const QRegion &region, WindowPaintData &data)
bool OpenGLWindow::beginRenderWindow(int mask, const QRegion &region, WindowPaintData &data)
{
if (region.isEmpty())
return false;
m_hardwareClipping = region != infiniteRegion() && (mask & PAINT_WINDOW_TRANSFORMED) && !(mask & PAINT_SCREEN_TRANSFORMED);
m_hardwareClipping = region != infiniteRegion() && (mask & Scene::PAINT_WINDOW_TRANSFORMED) && !(mask & Scene::PAINT_SCREEN_TRANSFORMED);
if (region != infiniteRegion() && !m_hardwareClipping) {
WindowQuadList quads;
quads.reserve(data.quads.count());
......@@ -1159,16 +1157,16 @@ bool SceneOpenGL::Window::beginRenderWindow(int mask, const QRegion &region, Win
// Update the texture filter
if (waylandServer()) {
filter = ImageFilterGood;
filter = Scene::ImageFilterGood;
s_frameTexture->setFilter(GL_LINEAR);
} else {
if (options->glSmoothScale() != 0 &&
(mask & (PAINT_WINDOW_TRANSFORMED | PAINT_SCREEN_TRANSFORMED)))
filter = ImageFilterGood;
(mask & (Scene::PAINT_WINDOW_TRANSFORMED | Scene::PAINT_SCREEN_TRANSFORMED)))
filter = Scene::ImageFilterGood;
else
filter = ImageFilterFast;
filter = Scene::ImageFilterFast;
s_frameTexture->setFilter(filter == ImageFilterGood ? GL_LINEAR : GL_NEAREST);
s_frameTexture->setFilter(filter == Scene::ImageFilterGood ? GL_LINEAR : GL_NEAREST);
}
const GLVertexAttrib attribs[] = {
......@@ -1183,14 +1181,14 @@ bool SceneOpenGL::Window::beginRenderWindow(int mask, const QRegion &region, Win
return true;
}
void SceneOpenGL::Window::endRenderWindow()
void OpenGLWindow::endRenderWindow()
{
if (m_hardwareClipping) {
glDisable(GL_SCISSOR_TEST);
}
}
GLTexture *SceneOpenGL::Window::getDecorationTexture() const
GLTexture *OpenGLWindow::getDecorationTexture() const
{
if (AbstractClient *client = dynamic_cast<AbstractClient *>(toplevel)) {
if (client->noBorder()) {
......@@ -1216,25 +1214,12 @@ GLTexture *SceneOpenGL::Window::getDecorationTexture() const
return nullptr;
}
WindowPixmap* SceneOpenGL::Window::createWindowPixmap()
WindowPixmap *OpenGLWindow::createWindowPixmap()
{
return new OpenGLWindowPixmap(this, m_scene);
}
//***************************************
// SceneOpenGL2Window
//***************************************
SceneOpenGL2Window::SceneOpenGL2Window(Toplevel *c)
: SceneOpenGL::Window(c)
, m_blendingEnabled(false)
{
}
SceneOpenGL2Window::~SceneOpenGL2Window()
{
}
QVector4D SceneOpenGL2Window::modulate(float opacity, float brightness) const
QVector4D OpenGLWindow::modulate(float opacity, float brightness) const
{
const float a = opacity;
const float rgb = opacity * brightness;
......@@ -1242,7 +1227,7 @@ QVector4D SceneOpenGL2Window::modulate(float opacity, float brightness) const
return QVector4D(rgb, rgb, rgb, a);
}
void SceneOpenGL2Window::setBlendEnabled(bool enabled)
void OpenGLWindow::setBlendEnabled(bool enabled)
{
if (enabled && !m_blendingEnabled)
glEnable(GL_BLEND);
......@@ -1252,7 +1237,7 @@ void SceneOpenGL2Window::setBlendEnabled(bool enabled)
m_blendingEnabled = enabled;
}
void SceneOpenGL2Window::setupLeafNodes(LeafNode *nodes, const WindowQuadList *quads, const WindowPaintData &data)
void OpenGLWindow::setupLeafNodes(LeafNode *nodes, const WindowQuadList *quads, const WindowPaintData &data)
{
if (!quads[ShadowLeaf].isEmpty()) {
nodes[ShadowLeaf].texture = static_cast<SceneOpenGLShadow *>(m_shadow)->shadowTexture();
......@@ -1289,7 +1274,7 @@ void SceneOpenGL2Window::setupLeafNodes(LeafNode *nodes, const WindowQuadList *q
}
}
QMatrix4x4 SceneOpenGL2Window::modelViewProjectionMatrix(int mask, const WindowPaintData &data) const
QMatrix4x4 OpenGLWindow::modelViewProjectionMatrix(int mask, const WindowPaintData &data) const
{
SceneOpenGL2 *scene = static_cast<SceneOpenGL2 *>(m_scene);
......@@ -1313,7 +1298,7 @@ QMatrix4x4 SceneOpenGL2Window::modelViewProjectionMatrix(int mask, const WindowP
return scene->projectionMatrix() * mvMatrix;
}
void SceneOpenGL2Window::renderSubSurface(GLShader *shader, const QMatrix4x4 &mvp, const QMatrix4x4 &windowMatrix, OpenGLWindowPixmap *pixmap, const QRegion &region, bool hardwareClipping)
void OpenGLWindow::renderSubSurface(GLShader *shader, const QMatrix4x4 &mvp, const QMatrix4x4 &windowMatrix, OpenGLWindowPixmap *pixmap, const QRegion &region, bool hardwareClipping)
{
QMatrix4x4 newWindowMatrix = windowMatrix;
newWindowMatrix.translate(pixmap->subSurface()->position().x(), pixmap->subSurface()->position().y());
......@@ -1342,7 +1327,7 @@ void SceneOpenGL2Window::renderSubSurface(GLShader *shader, const QMatrix4x4 &mv
}
}
void SceneOpenGL2Window::performPaint(int mask, QRegion region, WindowPaintData data)
void OpenGLWindow::performPaint(int mask, QRegion region, WindowPaintData data)
{
if (!beginRenderWindow(mask, region, data))
return;
......
......@@ -43,7 +43,6 @@ class KWIN_EXPORT SceneOpenGL
Q_OBJECT
public:
class EffectFrame;
class Window;
~SceneOpenGL() override;
bool initFailed() const override;
bool hasPendingFlush() const override;
......@@ -143,34 +142,9 @@ private:
GLuint vao;
};
class SceneOpenGL::Window
: public Scene::Window
{
public:
~Window() override;
bool beginRenderWindow(int mask, const QRegion &region, WindowPaintData &data);
void performPaint(int mask, QRegion region, WindowPaintData data) override = 0;
void endRenderWindow();
bool bindTexture();
void setScene(SceneOpenGL *scene) {
m_scene = scene;
}
protected:
WindowPixmap* createWindowPixmap() override;
Window(Toplevel* c);
QMatrix4x4 transformation(int mask, const WindowPaintData &data) const;
GLTexture *getDecorationTexture() const;
protected:
SceneOpenGL *m_scene;
bool m_hardwareClipping;
};
class OpenGLWindowPixmap;
class SceneOpenGL2Window : public SceneOpenGL::Window
class OpenGLWindow final : public Scene::Window
{
public:
enum Leaf { ShadowLeaf = 0, DecorationLeaf, ContentLeaf, PreviousContentLeaf, LeafCount };
......@@ -195,22 +169,28 @@ public:
TextureCoordinateType coordinateType;
};
explicit SceneOpenGL2Window(Toplevel *c);
~SceneOpenGL2Window() override;
OpenGLWindow(Toplevel *toplevel, SceneOpenGL *scene);
~OpenGLWindow() override;
protected:
WindowPixmap *createWindowPixmap() override;
void performPaint(int mask, QRegion region, WindowPaintData data) override;
private:
QMatrix4x4 transformation(int mask, const WindowPaintData &data) const;
GLTexture *getDecorationTexture() const;
QMatrix4x4 modelViewProjectionMatrix(int mask, const WindowPaintData &data) const;
QVector4D modulate(float opacity, float brightness) const;
void setBlendEnabled(bool enabled);
void setupLeafNodes(LeafNode *nodes, const WindowQuadList *quads, const WindowPaintData &data);
void performPaint(int mask, QRegion region, WindowPaintData data) override;
void renderSubSurface(GLShader *shader, const QMatrix4x4 &mvp, const QMatrix4x4 &windowMatrix,
OpenGLWindowPixmap *pixmap, const QRegion &region, bool hardwareClipping);
bool beginRenderWindow(int mask, const QRegion &region, WindowPaintData &data);
void endRenderWindow();
bool bindTexture();
private:
void renderSubSurface(GLShader *shader, const QMatrix4x4 &mvp, const QMatrix4x4 &windowMatrix, OpenGLWindowPixmap *pixmap, const QRegion &region, bool hardwareClipping);
/**
* Whether prepareStates enabled blending and restore states should disable again.
*/
bool m_blendingEnabled;
SceneOpenGL *m_scene;
bool m_hardwareClipping = false;
bool m_blendingEnabled = false;
};
class OpenGLWindowPixmap : public WindowPixmap
......
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