void updateCursorAlpha()
{
if (cursorVert.count() == 0)
return;
Vec4 color(1, 1, 1, cursorAlpha[cursorAlphaIdx] / 255.0f);
for (size_t i = 0; i < cursorVert.count(); ++i)
Quad::setColor(&cursorVert.vertices[i*4], color);
cursorVertArrayDirty = true;
}
void draw()
{
if (base.tex.tex == TEX::ID(0))
return;
bool windowskinValid = !nullOrDisposed(windowskin);
bool contentsValid = !nullOrDisposed(contents);
Vec2i trans = geo.pos() + sceneOffset;
SimpleAlphaShader &shader = shState->shaders().simpleAlpha;
shader.bind();
shader.applyViewportProj();
if (windowskinValid)
{
shader.setTranslation(trans);
shader.setTexSize(Vec2i(base.tex.width, base.tex.height));
TEX::bind(base.tex.tex);
base.quad.draw();
if (openness < 255)
return;
windowskin->bindTex(shader);
TEX::setSmooth(true);
ctrlVert.draw(0, ctrlQuads);
TEX::setSmooth(false);
}
if (openness < 255)
return;
bool drawCursor = cursorVert.count() > 0 && windowskinValid;
if (drawCursor || contentsValid)
{
/* Translate cliprect from local into screen space */
IntRect clip = clipRect;
clip.setPos(clip.pos() + trans);
glState.scissorBox.push();
glState.scissorTest.pushSet(true);
if (rgssVer >= 3)
glState.scissorBox.setIntersect(clip);
else
glState.scissorBox.setIntersect(IntRect(trans, geo.size()));
IntRect pad = padRect;
pad.setPos(pad.pos() + trans);
if (drawCursor)
{
Vec2i contTrans = pad.pos();
contTrans.x += cursorRect->x;
contTrans.y += cursorRect->y;
if (rgssVer >= 3)
contTrans -= contentsOff;
shader.setTranslation(contTrans);
TEX::setSmooth(true);
cursorVert.draw();
TEX::setSmooth(false);
}
if (contentsValid)
{
if (rgssVer <= 2)
glState.scissorBox.setIntersect(clip);
Vec2i contTrans = pad.pos();
contTrans -= contentsOff;
shader.setTranslation(contTrans);
TEX::setSmooth(false); // XXX
contents->bindTex(shader);
contentsQuad.draw();
}
glState.scissorBox.pop();
glState.scissorTest.pop();
}
TEX::setSmooth(false); // XXX FIND out a way to eliminate
}