void LightsourceSimplePass::setup(GraphicContext &gc)
{
Size viewport_size = viewport->get_size();
if (fb.is_null() || !gc.is_frame_buffer_owner(fb) || final_color.updated() || zbuffer.updated() || diffuse_color_gbuffer.updated())
{
final_color.set(Texture2D(gc, viewport->get_width(), viewport->get_height(), tf_rgba16f));
fb = FrameBuffer(gc);
fb.attach_color(0, final_color.get());
fb.attach_depth(zbuffer.get());
BlendStateDescription blend_desc;
blend_desc.enable_blending(true);
blend_desc.set_blend_function(blend_one, blend_one, blend_one, blend_one);
blend_state = BlendState(gc, blend_desc);
DepthStencilStateDescription icosahedron_depth_stencil_desc;
icosahedron_depth_stencil_desc.enable_depth_write(false);
icosahedron_depth_stencil_desc.enable_depth_test(true);
icosahedron_depth_stencil_desc.set_depth_compare_function(compare_lequal);
icosahedron_depth_stencil_state = DepthStencilState(gc, icosahedron_depth_stencil_desc);
RasterizerStateDescription icosahedron_rasterizer_desc;
icosahedron_rasterizer_desc.set_culled(true);
icosahedron_rasterizer_state = RasterizerState(gc, icosahedron_rasterizer_desc);
DepthStencilStateDescription rect_depth_stencil_desc;
rect_depth_stencil_desc.enable_depth_write(false);
rect_depth_stencil_desc.enable_depth_test(false);
rect_depth_stencil_state = DepthStencilState(gc, rect_depth_stencil_desc);
RasterizerStateDescription rect_rasterizer_desc;
rect_rasterizer_desc.set_culled(false);
rect_rasterizer_state = RasterizerState(gc, rect_rasterizer_desc);
uniforms = UniformVector<Uniforms>(gc, 1);
icosahedron_prim_array = PrimitivesArray(gc);
icosahedron_prim_array.set_attributes(0, icosahedron->vertices);
Vec4f positions[6] =
{
Vec4f(-1.0f, -1.0f, 1.0f, 1.0f),
Vec4f( 1.0f, -1.0f, 1.0f, 1.0f),
Vec4f(-1.0f, 1.0f, 1.0f, 1.0f),
Vec4f( 1.0f, -1.0f, 1.0f, 1.0f),
Vec4f(-1.0f, 1.0f, 1.0f, 1.0f),
Vec4f( 1.0f, 1.0f, 1.0f, 1.0f)
};
rect_positions = VertexArrayVector<Vec4f>(gc, positions, 6);
rect_prim_array = PrimitivesArray(gc);
rect_prim_array.set_attributes(0, rect_positions);
}
}
Font::Font(std::string _fontName) :
m_texture("texture/"+_fontName+".png"),
m_effect( "shader/font.vs", "shader/font.ps", "shader/font.gs")
{
m_effect.SetRasterizerState(RasterizerState(RasterizerState::CULL_MODE::NONE, RasterizerState::FILL_MODE::SOLID));
m_effect.SetBlendState(BlendState(BlendState::BLEND_OPERATION::ADD, BlendState::BLEND::SRC_ALPHA, BlendState::BLEND::INV_SRC_ALPHA));
m_effect.SetDepthStencilState(DepthStencilState(DepthStencilState::COMPARISON_FUNC::ALWAYS, false));
m_effect.BindTexture( "u_characterTex", 7, Graphic::Resources::GetSamplerState(SamplerStates::LINEAR) );
m_effect.BindUniformBuffer( Graphic::Resources::GetUBO(UniformBuffers::GLOBAL) );
Jo::Files::HDDFile file("texture/"+_fontName+".sraw");
Jo::Files::MetaFileWrapper Wrap( file, Jo::Files::Format::SRAW );
auto& PosX = Wrap.RootNode[std::string("positionX")];
auto& PosY = Wrap.RootNode[std::string("positionY")];
auto& sizeX = Wrap.RootNode[std::string("sizeX")];
auto& sizeY = Wrap.RootNode[std::string("sizeY")];
//get values
for(int i = 0; i < 256; i++)
{
m_sizeTable[i] = Vec2(sizeX[i],sizeY[i]);
// Half pixel offset necessary - otherwise rounding errors in shader
m_coordTable[i] = Vec2(float(PosX[i]) + 0.5f/m_texture.Width(),PosY[i]);
// m_sizeTable[i] = Vec2(1-0.01f*i,i*0.01f);//0.1; 0.25
// m_coordTable[i] = Vec2(0.f,0.25f);
}
}
/**
* Begin a rendering pass
*
* @param inPassName The rendering pass
*/
void RenderManager::BeginRendering(RenderPass inPass)
{
// Create any additional render states here
static DepthStencilState noZNoStencil= DepthStencilState(false, false, CMP_Always, false, STENCILOP_Keep, STENCILOP_Keep, STENCILOP_Keep, CMP_Always, 0);
static BlendState alphaBlend = BlendState(true, BLENDOP_Add, WEIGHT_SrcAlpha, WEIGHT_InvSrcAlpha, BLENDOP_Add, WEIGHT_SrcAlpha, WEIGHT_InvSrcAlpha,false, true, true, true, true);
static BlendState additiveColorBlend = BlendState(true, BLENDOP_Add, WEIGHT_One, WEIGHT_One, BLENDOP_Add, WEIGHT_One, WEIGHT_Zero,false, true, true, true, true);
switch(inPass)
{
case RENDERPASS_Geometry:
gRenderAPI->BeginPerfEvent("Geometry Pass");
gRenderAPI->SetViewport(0,0,fullScreenBufferSizeX,fullScreenBufferSizeY);
gRenderAPI->SetRenderBuffers(gBuffer, defaultSceneDepthBuffer);
gRenderAPI->SetDepthStencilState(DepthStencilState::Default);
gRenderAPI->SetBlendState(BlendState::Default);
gRenderAPI->SetRasterizerState(RasterizerState::Default);
gRenderAPI->Clear(true, ColorVector(0.0,0.0,0.0), true, 1.f);
break;
case RENDERPASS_Lighting:
gRenderAPI->BeginPerfEvent("Lighting Pass");
gRenderAPI->SetViewport(0,0,fullScreenBufferSizeX,fullScreenBufferSizeY);
gRenderAPI->SetRenderBuffers(defaultSceneColorBuffer, NULL);
gRenderAPI->SetDepthStencilState(noZNoStencil);
gRenderAPI->SetBlendState(additiveColorBlend);
gRenderAPI->SetRasterizerState(RasterizerState::Default);
gRenderAPI->Clear(true, ColorVector(0.0,0.0,0.0), false);
break;
case RENDERPASS_SceneColor:
gRenderAPI->BeginPerfEvent("Scene Pass");
gRenderAPI->SetViewport(0,0,fullScreenBufferSizeX,fullScreenBufferSizeY);
gRenderAPI->SetRenderBuffers(defaultSceneColorBuffer, defaultSceneDepthBuffer);
gRenderAPI->SetDepthStencilState(DepthStencilState::Default);
gRenderAPI->SetBlendState(BlendState::Default);
gRenderAPI->SetRasterizerState(RasterizerState::Default);
break;
case RENDERPASS_GeometryWireframe:
gRenderAPI->BeginPerfEvent("Wireframe Pass");
gRenderAPI->SetViewport(0,0,fullScreenBufferSizeX,fullScreenBufferSizeY);
gRenderAPI->SetRenderBuffers(gBuffer, defaultSceneDepthBuffer);
gRenderAPI->SetDepthStencilState(noZNoStencil);
gRenderAPI->SetBlendState(BlendState::Default);
gRenderAPI->SetRasterizerState(RasterizerState::Wireframe);
gRenderAPI->Clear(true, ColorVector(0.0,0.0,0.0), false);
break;
case RENDERPASS_UI:
gRenderAPI->BeginPerfEvent("UI Pass");
gRenderAPI->SetViewport(0,0,fullScreenBufferSizeX,fullScreenBufferSizeY);
gRenderAPI->SetRenderBuffers(defaultSceneColorBuffer, defaultSceneDepthBuffer);
gRenderAPI->SetDepthStencilState(noZNoStencil);
gRenderAPI->SetBlendState(alphaBlend);
gRenderAPI->SetRasterizerState(RasterizerState::Default);
break;
}
gRenderAPI->BeginDraw();
}
ShaderEffect::ShaderEffect(GraphicContext &gc, const ShaderEffectDescription &description)
: impl(std::make_shared<ShaderEffect_Impl>(gc))
{
impl->create_shaders(gc, description.impl.get());
impl->create_primitives_array(gc, description.impl.get());
impl->create_frame_buffer(gc, description.impl.get());
impl->elements = description.impl->elements;
impl->elements_type = description.impl->elements_type;
impl->rasterizer_state = RasterizerState(gc, description.impl->rasterizer_state);
impl->blend_state = BlendState(gc, description.impl->blend_state);
impl->depth_stencil_state = DepthStencilState(gc, description.impl->depth_stencil_state);
}
GraphicContext::GraphicContext(GraphicContextProvider *provider)
: impl(new GraphicContext_Impl(provider))
{
impl->default_rasterizer_state = RasterizerState(*this, RasterizerStateDescription());
impl->default_blend_state = BlendState(*this, BlendStateDescription());
impl->default_depth_stencil_state = DepthStencilState(*this, DepthStencilStateDescription());
reset_rasterizer_state();
reset_blend_state();
reset_depth_stencil_state();
}
void ParticleEmitterPass::setup(GraphicContext &gc)
{
if (program.is_null())
{
std::string vertex_filename = PathHelp::combine(shader_path, "ParticleEmitter/vertex.hlsl");
std::string fragment_filename = PathHelp::combine(shader_path, "ParticleEmitter/fragment.hlsl");
program = ProgramObject::load(gc, vertex_filename, fragment_filename);
program.bind_attribute_location(0, "AttrPosition");
program.bind_frag_data_location(0, "FragColor");
if (!program.link())
throw Exception(string_format("Particle emitter program failed to link: %1", program.get_info_log()));
program.set_uniform_buffer_index("Uniforms", 0);
program.set_uniform1i("NormalZTexture", 0);
program.set_uniform1i("InstanceTexture", 1);
program.set_uniform1i("ParticleTexture", 2);
program.set_uniform1i("ParticleSampler", 2);
program.set_uniform1i("ColorGradientTexture", 3);
program.set_uniform1i("ColorGradientSampler", 3);
billboard_positions = VertexArrayVector<Vec3f>(gc, cpu_billboard_positions, 6);
}
Size viewport_size = viewport->get_size();
if (fb.is_null() || !gc.is_frame_buffer_owner(fb) || final_color.updated() || zbuffer.updated())
{
fb = FrameBuffer(gc);
fb.attach_color(0, final_color.get());
fb.attach_depth(zbuffer.get());
BlendStateDescription blend_desc;
blend_desc.enable_blending(true);
blend_desc.set_blend_function(blend_src_alpha, blend_one_minus_src_alpha, blend_zero, blend_zero);
blend_state = BlendState(gc, blend_desc);
DepthStencilStateDescription depth_stencil_desc;
depth_stencil_desc.enable_depth_write(false);
depth_stencil_desc.enable_depth_test(true);
depth_stencil_desc.set_depth_compare_function(compare_lequal);
depth_stencil_state = DepthStencilState(gc, depth_stencil_desc);
RasterizerStateDescription rasterizer_desc;
rasterizer_desc.set_culled(false);
rasterizer_state = RasterizerState(gc, rasterizer_desc);
prim_array = PrimitivesArray(gc);
prim_array.set_attributes(0, billboard_positions);
}
}
