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Added ClippingMask class, for clipping with scissor test, clip planes and stencil test.

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Fixed some minor problems.

--HG--
branch : dev
This commit is contained in:
Martí­n Lucas Golini
2017-03-30 01:17:11 -03:00
parent 12c74347ac
commit e09b07ecc0
24 changed files with 835 additions and 643 deletions
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57
src/examples/empty_window/empty_window.cpp
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@@ -1,16 +1,10 @@
#include <eepp/ee.hpp>
#define GL_STENCIL_TEST 0x0B90
#define GL_EQUAL 0x0202
#define GL_NEVER 0x0200
#define GL_KEEP 0x1E00
#define GL_REPLACE 0x1E01
EE::Window::Window * win = NULL;
float circ = 0, circ2 = 0;
int op = 1;
ArcDrawable arcDrawable( 100, 64 );
RectangleDrawable rectDrawable( Vector2f(0,0), Sizef(250,250) );
ArcDrawable arcDrawable( 200, 64 );
CircleDrawable circleDrawableMask( 150, 64 );
void mainLoop()
{
@@ -46,46 +40,20 @@ void mainLoop()
Vector2f winCenter( win->getWidth() * 0.5f, win->getHeight() * 0.5f );
/*
GLi->enable(GL_STENCIL_TEST);
GLi->stencilMask(0xFF);
GLi->stencilFunc(GL_NEVER, 1, 0xFF);
GLi->stencilOp(GL_REPLACE, GL_KEEP, GL_KEEP);
ClippingMask * clippingMask = Renderer::instance()->getClippingMask();
p.drawCircle( winCenter, 150, 64 );
circleDrawableMask.setPosition( winCenter );
GLi->stencilFunc(GL_EQUAL, 0, 0xFF);
clippingMask->setMaskMode( ClippingMask::Exclusive );
clippingMask->clearMasks();
clippingMask->appendMask( circleDrawableMask );
clippingMask->stencilMaskEnable();
// Draw a circle
p.drawArc( winCenter, 200, 64, circ, circ2 );
GLi->disable(GL_STENCIL_TEST);
*/
/*
GLi->Enable(GL_STENCIL_TEST);
GLi->StencilFunc(GL_ALWAYS, 1, 1);
GLi->ColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
GLi->StencilOp(GL_REPLACE, GL_REPLACE, GL_REPLACE);
p.SetColor( ColorA( 255, 255, 255, 255 ) );
p.DrawCircle( winCenter, 150, 40 );
GLi->StencilFunc(GL_NOTEQUAL, 1, 1);
GLi->StencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
GLi->ColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
// Draw a circle
p.SetColor( ColorA( 0, 255, 0, 150 ) );
p.DrawArc( winCenter, 200, 40, circ, circ2 );
GLi->Disable(GL_STENCIL_TEST);
*/
arcDrawable.setArcAngle( circ );
arcDrawable.setArcStartAngle( circ2 );
arcDrawable.draw( winCenter );
rectDrawable.draw();
clippingMask->stencilMaskDisable();
// Draw frame
win->display();
@@ -102,12 +70,11 @@ EE_MAIN_FUNC int main (int argc, char * argv [])
// Set window background color
win->setClearColor( Color( 50, 50, 50 ) );
arcDrawable.setColorFilter( ColorA( 0, 255, 0, 150 ) );
arcDrawable.setColor( ColorA( 0, 255, 0, 150 ) );
arcDrawable.setFillMode( DRAW_FILL );
rectDrawable.setColorFilter( ColorA( 255, 0, 0, 150 ) );
rectDrawable.setFillMode( DRAW_FILL );
rectDrawable.setCorners( 64 );
circleDrawableMask.setColor( ColorA( 0, 255, 0, 150 ) );
circleDrawableMask.setFillMode( DRAW_FILL );
// Set the MainLoop function and run it
// This is the application loop, it will loop until the window is closed.