void end(void)
{
SGE_ASSERT(details::g_window != NULL);
SGE_ASSERT(details::g_gl_context != NULL);
ImGui::Render();
SDL_GL_MakeCurrent(details::g_window, details::g_gl_context);
glViewport(0, 0, details::g_window_rect[2], details::g_window_rect[3]);
glClear(GL_COLOR_BUFFER_BIT);
s_program.Use();
commit_uniforms();
draw_test();
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
ImGui::SetCurrentContext(NULL);
SDL_GL_SwapWindow(details::g_window);
}
void Model::Render (GLuint pass, const gl::Program &program)
{
GLuint result = GL_TRUE;
GLuint passtype;
if (!r->culling.IsVisible
(bsphere.center, bsphere.radius))
return;
passtype = pass & Geometry::Pass::Mask;
bool shadowpass = (passtype == Geometry::Pass::ShadowMap)
|| (passtype == Geometry::Pass::ShadowMapTriangleTess)
|| (passtype == Geometry::Pass::ShadowMapQuadTess);
std::map<GLuint, gl::Query>::iterator query;
switch (passtype)
{
case Geometry::Pass::GBuffer:
case Geometry::Pass::GBufferTransparency:
query = queries.find (pass);
if (query == queries.end ())
{
auto ret = queries.insert (std::pair<GLuint, gl::Query>
(pass, gl::Query ()));
if (ret.second == false)
throw std::runtime_error ("Cannot insert element to map.");
query = ret.first;
}
if (query->second.IsValid ())
{
do
{
query->second.Get (GL_QUERY_RESULT_AVAILABLE, &result);
} while (result == GL_FALSE);
if (result == GL_TRUE)
{
query->second.Get (GL_QUERY_RESULT, &result);
}
else
{
(*logstream) << "Query result not yet available" << std::endl;
}
}
query->second.Begin (GL_ANY_SAMPLES_PASSED);
break;
case Geometry::Pass::GBufferSRAA:
GLuint p;
p = (pass & (~Geometry::Pass::Mask)) | Geometry::Pass::GBuffer;
query = queries.find (pass);
if (query != queries.end ())
{
if (query->second.IsValid ())
{
query->second.Get (GL_QUERY_RESULT_AVAILABLE, &result);
if (result == GL_TRUE)
{
query->second.Get (GL_QUERY_RESULT, &result);
}
else result = GL_TRUE;
}
}
break;
}
if (result == GL_TRUE)
{
switch (passtype)
{
case Geometry::Pass::GBufferTriangleTess:
for (Mesh &mesh : patches)
{
mesh.Render (program, false, false);
}
break;
case Geometry::Pass::GBufferQuadTess:
for (Mesh &mesh : patches)
{
mesh.Render (program, false, true);
}
break;
case Geometry::Pass::ShadowMapTriangleTess:
for (Mesh &mesh : patches)
{
if (mesh.CastsShadow ())
mesh.Render (program, false, false);
}
break;
case Geometry::Pass::ShadowMapQuadTess:
for (Mesh &mesh : patches)
{
if (mesh.CastsShadow ())
mesh.Render (program, false, true);
}
break;
case Geometry::Pass::GBufferTransparency:
for (Mesh &mesh : transparent)
{
mesh.Render (program, false);
}
break;
case Geometry::Pass::ShadowMap:
for (Mesh &mesh : transparent)
{
if (mesh.CastsShadow ())
mesh.Render (program, true);
}
case Geometry::Pass::GBuffer:
for (Mesh &mesh : meshes)
{
mesh.Render (program, false);
}
break;
case Geometry::Pass::GBufferSRAA:
for (Mesh &mesh : meshes)
{
mesh.Render (program, true);
}
break;
}
}
else if (passtype != Geometry::Pass::GBufferSRAA)
{
if (passtype != Geometry::Pass::GBufferTransparency)
{
gl::ColorMask (GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
gl::DepthMask (GL_FALSE);
}
r->geometry.bboxprogram.Use ();
bbox.array.Bind ();
bbox.indices.Bind (GL_ELEMENT_ARRAY_BUFFER);
gl::DrawElements (GL_TRIANGLES, 36,
GL_UNSIGNED_BYTE, NULL);
program.Use ();
if (passtype != Geometry::Pass::GBufferTransparency)
{
gl::DepthMask (GL_TRUE);
gl::ColorMask (GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
}
culled++;
}
switch (passtype)
{
case Geometry::Pass::GBuffer:
case Geometry::Pass::GBufferTransparency:
gl::Query::End (GL_ANY_SAMPLES_PASSED);
break;
}
}
