void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
auto camera = CameraMat(time);
mesh_proc.prog.model_matrix = ModelMat(time);
mesh_proc.prog.camera_matrix = camera;
dist_proc.prog.camera_matrix = camera;
draw_proc.prog.camera_matrix = camera;
mesh_proc();
dist_proc(particles);
sort_proc(particles);
draw_proc(particles);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
// set the matrix for camera orbiting the origin
Uniform<Mat4f>(prog, "CameraMatrix").Set(
CamMatrixf::Orbiting(
Vec3f(),
5.0,
FullCircles(time / 17.0),
Degrees(SineWave(time / 19.0) * 90)
)
);
torus_instr.Draw(torus_indices);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
// set the matrix for camera orbiting the origin
camera_matrix.Set(
CamMatrixf::Orbiting(
Vec3f(),
3.5,
Degrees(time * 135),
Degrees(SineWave(time / 20.0) * 90)
)
);
sphere_instr.Draw(sphere_indices);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
// set the matrix for camera orbiting the origin
camera_matrix.Set(
CamMatrixf::Orbiting(
Vec3f(),
4.5f,
FullCircles(time / 10.0),
Degrees(45.0 + SineWave(time / 7.0)*30.0)
)
);
model_matrix.Set(ModelMatrixf::RotationX(FullCircles(time / 12.0)));
torus_instr.Draw(torus_indices);
}
void Render(double time) {
gl.Clear().ColorBuffer().DepthBuffer();
//
auto lightAzimuth = FullCircles(time * -0.5);
light_pos.Set(
Vec3f(-Cos(lightAzimuth), 1.0f, -Sin(lightAzimuth)) * 2.0f);
//
camera_matrix.Set(CamMatrixf::Orbiting(
Vec3f(), 3.0f, Degrees(-45), Degrees(SineWave(time / 30.0) * 70)));
// set the model matrix
model_matrix.Set(ModelMatrixf::RotationA(
Vec3f(1.0f, 1.0f, 1.0f), FullCircles(-time * 0.05)));
gl.CullFace(Face::Back);
cube_instr.Draw(cube_indices);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
// make the light position vector
auto light = Vec3f(2.0f, 2.0f, 2.0f);
// make the matrix for camera orbiting the origin
auto camera = CamMatrixf::Orbiting(
Vec3f(),
6.0,
Degrees(time * 15),
Degrees(SineWave(time / 6.0) * 45)
);
// render the shapes
sphere.Render(light, camera, Mat4f());
cubeX.Render(
light,
camera,
ModelMatrixf::Translation(2.0f, 0.0f, 0.0f) *
ModelMatrixf::RotationX(Degrees(time * 45))
);
cubeY.Render(
light,
camera,
ModelMatrixf::Translation(0.0f, 2.0f, 0.0f) *
ModelMatrixf::RotationY(Degrees(time * 90))
);
cubeZ.Render(
light,
camera,
ModelMatrixf::Translation(0.0f, 0.0f, 2.0f) *
ModelMatrixf::RotationZ(Degrees(time * 135))
);
torus.Render(
light,
camera,
ModelMatrixf::Translation(-1.0f, -1.0f, -1.0f) *
ModelMatrixf::RotationA(
Vec3f(1.0f, 1.0f, 1.0f),
Degrees(time * 45)
) *
ModelMatrixf::RotationY(Degrees(45)) *
ModelMatrixf::RotationX(Degrees(45))
);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
// set the matrix for camera orbiting the origin
camera_matrix.Set(
CamMatrixf::Orbiting(
Vec3f(0.0f, 0.5f, 0.0f),
6.5,
Degrees(time * 35),
Degrees(55 - SineWave(time / 20.0) * 30)
)
);
light_pos.Set(light_path.Position(time / 10.0));
plane.Bind();
plane_instr.Draw(plane_indices);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
auto camera = CamMatrixf::Orbiting(
Vec3f(),
6.0,
FullCircles(time / 10.0),
Degrees(45.0 + SineWave(time / 7.0)*30.0)
);
auto model = ModelMatrixf::RotationX(FullCircles(time / 12.0));
plane_camera_matrix.Set(camera);
torus_camera_matrix.Set(camera);
torus_model_matrix.Set(model);
BSP(camera, 0);
}
void Render(double /*time*/)
{
gl.Clear().ColorBuffer();
// draw the lines between control points
color = Vec3f(0.9f, 0.9f, 0.2f);
control.Bind();
gl.DrawArrays(PrimitiveType::LineStrip, 0, ctrl_n);
// draw the curve
color = Vec3f(0.1f, 0.1f, 0.1f);
curve.Bind();
gl.DrawArrays(PrimitiveType::LineStrip, 0, curve_n);
// draw the control points
color = Vec3f(0.9f, 0.0f, 0.0f);
control.Bind();
gl.PointSize(8.0);
gl.DrawArrays(PrimitiveType::Points, 0, ctrl_n);
gl.PointSize(1.0);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
// set the matrix for camera orbiting the origin
camera_matrix.Set(
CamMatrixf::Orbiting(
Vec3f(),
18.5,
Degrees(time * 135),
Degrees(SineWave(time / 20.0) * 30)
)
);
// draw 36 instances of the cube
// the vertex shader will take care of their placement
cube_instr.Draw(cube_indices, 36);
}
void Render(double time) {
gl.Clear().ColorBuffer().DepthBuffer();
CamMatrixf camera = CamMatrixf::Orbiting(
Vec3f(),
4.5f + float(SineWave(time / 25.0)),
FullCircles(time / 30.0),
Degrees(SineWave(time / 19.0) * 20));
light_prog.camera_matrix.Set(camera);
flare_prog.camera_matrix.Set(camera);
shape_prog.camera_matrix.Set(camera);
shape_prog.camera_position.Set(camera.Position());
shape_prog.model_matrix.Set(
ModelMatrixf::RotationX(FullCircles(time / 30.0)));
shape_prog.Use();
shape.Draw();
NoProgram().Use();
lights.Bind();
light_prog.Use();
for(GLuint l = 0; l != n_flares; ++l) {
queries[l].Begin(Query::Target::SamplesPassed);
gl.DrawArrays(PrimitiveType::Points, l, 1);
queries[l].End(Query::Target::SamplesPassed);
}
gl.Enable(Capability::Blend);
gl.Disable(Capability::DepthTest);
flare_prog.Use();
for(GLuint l = 0; l != n_flares; ++l) {
GLint samples = 0;
queries[l].WaitForResult(samples);
if(samples != 0) {
flare_prog.samples = samples;
gl.DrawArrays(PrimitiveType::Points, l, 1);
}
}
gl.Enable(Capability::DepthTest);
gl.Disable(Capability::Blend);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
edge_width.Set(4.0+SineWave(time / 7.0)*3.0);
camera_matrix.Set(
CamMatrixf::Orbiting(
Vec3f(),
5.5 - SineWave(time / 27)*2.0,
Degrees(time * 33),
Degrees(SineWave(time / 21.0) * 31)
)
);
model_matrix.Set(ModelMatrixf::RotationZ(Degrees(time * 37)));
shape_instr.Draw(shape_indices);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
// set the matrix for camera orbiting the origin
camera_matrix.Set(
CamMatrixf::Orbiting(
Vec3f(),
3.5,
Degrees(time * 35),
Degrees(SineWave(time / 60.0) * 80)
)
);
// set the model matrix
model_matrix.Set(
ModelMatrixf::RotationX(FullCircles(time * 0.25))
);
torus_instr.Draw(torus_indices);
}
void Render(double time) {
gl.Clear().ColorBuffer().DepthBuffer();
auto camera = CamMatrixf::Orbiting(
Vec3f(),
2.9f,
FullCircles(time / 17.0),
Degrees(45 + SineWave(time / 20.0) * 40));
camera_matrix.Set(camera);
camera_position.Set(camera.Position());
auto langle = FullCircles(time / 31.0);
light_position.Set(
GLfloat(Cos(langle) * 20.0f),
GLfloat((1.2 + Sin(langle)) * 15.0f),
GLfloat(Sin(langle) * 20.0f));
shape.Draw();
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
// set the matrix for camera orbiting the origin
camera_matrix.Set(
CamMatrixf::LookingAt(
cam_path.Position(time / 9.0),
tgt_path.Position(time / 7.0)
)
);
// draw the points
gl.DrawArrays(PrimitiveType::Points, 0, node_count * 3);
// draw the edges
gl.DrawElements(
PrimitiveType::Lines,
edge_count,
DataType::UnsignedInt
);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
auto camera = CamMatrixf::Orbiting(
Vec3f(),
8.5,
FullCircles(time / 5.0),
Degrees(15 + (-SineWave(time/10.0)+1.0)* 0.5 * 75)
);
ModelMatrixf model =
ModelMatrixf::Translation(0.0f, 2.5f, 0.0) *
ModelMatrixf::RotationA(
Vec3f(1.0f, 1.0f, 1.0f),
FullCircles(time / 7.0)
);
plane_prog.Use();
plane_camera_matrix.Set(camera);
plane.Bind();
gl.DrawArrays(PrimitiveType::TriangleStrip, 0, 4);
shape_prog.Use();
shape_camera_matrix.Set(camera);
shape_model_matrix.Set(model);
shape.Bind();
shape_instr.Draw(shape_indices);
halo_prog.Use();
halo_camera_matrix.Set(camera);
halo_model_matrix.Set(model);
gl.DepthMask(false);
gl.Enable(Capability::Blend);
shape_instr.Draw(shape_indices);
gl.Disable(Capability::Blend);
gl.DepthMask(true);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
auto cameraMatrix = CamMatrixf::Orbiting(
Vec3f(0.0f, 3.0f, 0.0f),
8.0f,
FullCircles(time / 12.0),
Degrees(SineWave(time / 20.0) * 80)
);
plane.Bind();
plane_prog.Use();
Uniform<Mat4f>(plane_prog, "CameraMatrix").Set(cameraMatrix);
gl.DrawArrays(PrimitiveType::TriangleStrip, 0, 4);
gl.Enable(Capability::Blend);
volume.Bind();
volume_prog.Use();
Uniform<Mat4f>(volume_prog, "CameraMatrix").Set(cameraMatrix);
Uniform<Vec3f>(volume_prog, "ViewX").Set(
cameraMatrix.Row(0).xyz()
);
Uniform<Vec3f>(volume_prog, "ViewY").Set(
cameraMatrix.Row(1).xyz()
);
Uniform<Vec3f>(volume_prog, "ViewZ").Set(
cameraMatrix.Row(2).xyz()
);
gl.DrawArraysInstanced(
PrimitiveType::Points,
0, 1,
samples
);
gl.Disable(Capability::Blend);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
Vec3f lightPos(-1.0f, 2.0f, 2.0f);
lightPos *= (1.0f - SineWave(time/5.0f)*0.4f);
light_pos.Set(lightPos);
tex_projection_matrix.Set(
CamMatrixf::PerspectiveX(Degrees(15), 1.0, 1, 20) *
CamMatrixf::LookingAt(lightPos, Vec3f())
);
// set the model matrix
model_matrix.Set(
ModelMatrixf::RotationY(FullCircles(time * 0.1))
);
cube.Bind();
gl.CullFace(Face::Front);
cube_instr.Draw(cube_indices);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
camera_matrix.Set(
CamMatrixf::LookingAt(
Vec3f(2.5, 3.5, 2.5),
Vec3f()
)
);
model_matrix.Set(
ModelMatrixf::Translation(
0.0f,
sqrt(1.0f+SineWave(time / 2.0)),
0.0f
) *
ModelMatrixf::RotationY(Degrees(time * 180))
);
sphere_instr.Draw(sphere_indices);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
camera_matrix.Set(
CamMatrixf::Orbiting(
Vec3f(),
3.0,
Degrees(time * 35),
Degrees(SineWave(time / 20.0) * 60)
)
);
model_matrix.Set(ModelMatrixf::RotationX(FullCircles(time * 0.25)));
assert(thread_ready);
thread_ready->Wait();
cube.Draw();
parent_ready.Signal();
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
CamMatrixf camera = CamMatrixf::Orbiting(
Vec3f(),
4.5 - SineWave(time / 16.0) * 1.5,
FullCircles(time / 12.0),
Degrees(SineWave(time / 30.0) * 90)
);
// set the matrix for camera orbiting the origin
camera_matrix_3.Set(projection * camera);
camera_position_3.Set(camera.Position());
// set the model matrix
model_matrix.Set(
ModelMatrixf::RotationX(FullCircles(time / 10.0))
);
shape.Bind();
shape_instr.Draw(shape_indices);
}
void Render(double time)
{
ripples.Update();
DefaultFramebuffer::Bind(Framebuffer::Target::Draw);
gl.DrawBuffer(ColorBuffer::BackLeft);
gl.Viewport(width, height);
gl.Clear().ColorBuffer().DepthBuffer();
auto camera = CamMatrixf::Orbiting(
Vec3f(),
6.0 + SineWave(time / 31.0),
FullCircles(time / 17.0),
Degrees(50 + SineWave(time / 21.0) * 35)
);
water_prog.Use();
water_prog.camera_matrix.Set(camera);
water_prog.camera_position.Set(camera.Position());
water.Draw();
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
auto camera = CamMatrixf::Orbiting(
Vec3f(),
14.0 - SineWave(time / 13)*8.0,
Degrees(time * 33),
Degrees(SineWave(time / 21.0) * 31)
);
camera_matrix = camera;
const Vec3f offsets[6] = {
Vec3f( 2, 0, 0),
Vec3f(-2, 0, 0),
Vec3f( 0, 2, 0),
Vec3f( 0,-2, 0),
Vec3f( 0, 0, 2),
Vec3f( 0, 0,-2)
};
for(int i=0; i!=6; ++i)
{
auto model =
ModelMatrixf::RotationX(Degrees(time * 11))*
ModelMatrixf::Translation(offsets[i])*
ModelMatrixf::RotationZ(Degrees(time * (37+9*i)));
model_matrix = model;
offset = offsets[i];
view_position = (
Inverse(model)*
Vec4f(camera.Position(), 1)
).xyz();
shape_instr.Draw(shape_indices);
}
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
auto lightPos = light_path.Position(time * 0.05);
auto cameraMatrix = CamMatrixf::Orbiting(
Vec3f(),
4.5f,
Degrees(0),
Degrees(SineWave(time / 20.0) * 80)
);
light.Bind();
light_prog.Use();
Uniform<Vec3f>(light_prog, "LightPos").Set(lightPos);
Uniform<Mat4f>(light_prog, "CameraMatrix").Set(cameraMatrix);
sphere_instr.Draw(sphere_indices);
clouds.Bind();
cloud_prog.Use();
Uniform<Vec3f>(cloud_prog, "LightPos").Set(lightPos);
Uniform<Mat4f>(cloud_prog, "CameraMatrix").Set(cameraMatrix);
Uniform<Vec4f>(cloud_prog, "ViewX").Set(cameraMatrix.Row(0));
Uniform<Vec4f>(cloud_prog, "ViewY").Set(cameraMatrix.Row(1));
Uniform<Vec4f>(cloud_prog, "ViewZ").Set(cameraMatrix.Row(2));
for(std::size_t i=0, n=positions.size(); i!=n; ++i)
{
cloud_tex[i].Bind(Texture::Target::_3D);
gl.DrawArraysInstanced(
PrimitiveType::Points,
i, 1,
samples
);
}
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
// set the matrix for camera orbiting the origin
camera_matrix.Set(
CamMatrixf::Orbiting(
Vec3f(),
7.5 - SineWave(time / 6.0) * 6.0,
FullCircles(time * 0.03),
Degrees(SineWave(time / 30.0) * 90)
)
);
// set the model matrix
model_matrix.Set(
ModelMatrixf::RotationX(FullCircles(time * 0.01))
);
cube.Bind();
gl.CullFace(Face::Back);
cube_instr.Draw(cube_indices);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
auto camera = CamMatrixf::Orbiting(
Vec3f(),
15.0 - SineWave(time / 13)*8.0,
Degrees(time * 33),
Degrees(SineWave(time / 21.0) * 31)
);
camera_matrix = camera;
const Vec3f offsets[4] = {
Vec3f( 2, 0, 0),
Vec3f(-2, 0, 0),
Vec3f( 0, 0, 2),
Vec3f( 0, 0,-2)
};
for(int i=0; i!=4; ++i)
{
auto model =
ModelMatrixf::RotationX(Degrees(time * 11))*
ModelMatrixf::Translation(offsets[i])*
ModelMatrixf::RotationZ(Degrees(time * (37+3*i)));
GLint level = GLint(17.0 / (Length((
Inverse(model)*
Vec4f(camera.Position(), 1)
).xyz())+0.1));
model_matrix = model;
tess_level = level;
shape_instr.Draw(shape_indices);
}
}
void Render(ExampleClock& clock) {
gl.Clear().ColorBuffer().DepthBuffer();
double time = clock.Now().Seconds();
auto langle = FullCircles(time / 23.0);
light_position.Set(
GLfloat(Cos(langle) * 20.0),
GLfloat((1.2 + Sin(langle)) * 15.0),
GLfloat(Sin(langle) * 20.0));
double x = SineWave(time / 13.0);
if(x + 0.93 < 0.0)
clock.Pace(0.2);
else
clock.Pace(1.0);
auto camera = CamMatrixf::Orbiting(
Vec3f(),
GLfloat(9.5 + x * 5.1),
FullCircles(time / 17.0),
Degrees(SineWave(time / 20.0) * 89));
camera_matrix.Set(camera);
camera_position.Set(camera.Position());
model_matrix.Set(
ModelMatrixf::TranslationX(+2.0f) *
ModelMatrixf::RotationX(FullCircles(time / 13.0)));
shape.Draw();
model_matrix.Set(
ModelMatrixf::TranslationX(-2.0f) *
ModelMatrixf::RotationZ(FullCircles(time / 11.0)));
shape.Draw();
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
camera_matrix.Set(
CamMatrixf::Orbiting(
Vec3f(0.0f, 0.5f, 0.0f),
2.8,
FullCircles(time / 90.0),
Degrees(85)
)
);
vc_int.Set(SineWave(time / 5.0 - 0.25));
gc_int.Set(SineWave(time / 6.0));
fc_int.Set(SineWave(time / 7.0 + 0.25));
plane_instr.Draw(plane_indices);
const GLuint tmp[3] = {0u, 0u, 0u};
Buffer::SubData(
Buffer::Target::AtomicCounter,
0, 3, tmp
);
}
void Render(double time)
{
gl.Clear().ColorBuffer().DepthBuffer();
//
// make the light position vector
auto light = Vec3f(8.0f, 8.0f, 8.0f);
// make the matrix for camera orbiting the origin
auto camera = CamMatrixf::Orbiting(
Vec3f(),
21.0,
Degrees(time * 15),
Degrees(SineWave(time*0.15) * 45)
);
auto nucl = ModelMatrixf::RotationA(
Vec3f(1.0f, 1.0f, 1.0f),
FullCircles(time)
);
proton.SetLightAndCamera(light, camera);
proton.Render(nucl * ModelMatrixf::Translation(+1.4f,0.0f,0.0f));
proton.Render(nucl * ModelMatrixf::Translation(-1.4f,0.0f,0.0f));
neutron.SetLightAndCamera(light, camera);
neutron.Render(nucl * ModelMatrixf::Translation(0.0f,0.0f,+1.0f));
neutron.Render(nucl * ModelMatrixf::Translation(0.0f,0.0f,-1.0f));
electron.SetLightAndCamera(light, camera);
electron.Render(
ModelMatrixf::RotationY(FullCircles(time * 0.7)) *
ModelMatrixf::Translation(10.0f, 0.0f, 0.0f)
);
electron.Render(
ModelMatrixf::RotationX(FullCircles(time * 0.7)) *
ModelMatrixf::Translation(0.0f, 0.0f, 10.0f)
);
}
void RenderShadowMap(
const Vec3f& light_position,
const Mat4f& torus_matrix,
const Mat4f& light_proj_matrix
)
{
frame_shadow_fbo.Bind(Framebuffer::Target::Draw);
gl.Viewport(shadow_tex_side, shadow_tex_side);
gl.Clear().DepthBuffer();
gl.CullFace(Face::Back);
transf_prog.camera_matrix.Set(light_proj_matrix);
transf_prog.camera_position.Set(light_position);
// Render the torus' frame
transf_prog.model_matrix.Set(torus_matrix);
shadow_pp.Bind();
gl.Enable(Capability::PolygonOffsetFill);
torus.Draw();
gl.Disable(Capability::PolygonOffsetFill);
}