Exemplo n.º 1
0
	// 建立渲染窗口
	/////////////////////////////////////////////////////////////////////////////////
	void OGLESRenderEngine::DoCreateRenderWindow(std::string const & name,
		RenderSettings const & settings)
	{
		motion_frames_ = settings.motion_frames;

		FrameBufferPtr win = MakeSharedPtr<OGLESRenderWindow>(name, settings);

		this->FillRenderDeviceCaps();
		this->InitRenderStates();

		win->Attach(FrameBuffer::ATT_Color0,
			MakeSharedPtr<OGLESScreenColorRenderView>(win->Width(), win->Height(), settings.color_fmt));
		if (NumDepthBits(settings.depth_stencil_fmt) > 0)
		{
			win->Attach(FrameBuffer::ATT_DepthStencil,
				MakeSharedPtr<OGLESScreenDepthStencilRenderView>(win->Width(), win->Height(), settings.depth_stencil_fmt));
		}

		this->BindFrameBuffer(win);

		glGenFramebuffers(1, &fbo_blit_src_);
		glGenFramebuffers(1, &fbo_blit_dst_);
	}
Exemplo n.º 2
0
	void MultiResLayer::BindBuffers(TexturePtr const & rt0_tex, TexturePtr const & rt1_tex, TexturePtr const & depth_tex,
			TexturePtr const & multi_res_tex)
	{
		UNREF_PARAM(rt1_tex);

		RenderFactory& rf = Context::Instance().RenderFactoryInstance();
		RenderEngine& re = rf.RenderEngineInstance();
		RenderDeviceCaps const & caps = re.DeviceCaps();

		g_buffer_rt0_tex_ = rt0_tex;
		g_buffer_depth_tex_ = depth_tex;

		ElementFormat fmt8;
		if (caps.rendertarget_format_support(EF_ABGR8, 1, 0))
		{
			fmt8 = EF_ABGR8;
		}
		else
		{
			BOOST_ASSERT(caps.rendertarget_format_support(EF_ARGB8, 1, 0));

			fmt8 = EF_ARGB8;
		}

		ElementFormat depth_fmt;
		if (caps.pack_to_rgba_required)
		{
			if (caps.rendertarget_format_support(EF_ABGR8, 1, 0))
			{
				depth_fmt = EF_ABGR8;
			}
			else
			{
				BOOST_ASSERT(caps.rendertarget_format_support(EF_ARGB8, 1, 0));
				depth_fmt = EF_ARGB8;
			}
		}
		else
		{
			if (caps.rendertarget_format_support(EF_R16F, 1, 0))
			{
				depth_fmt = EF_R16F;
			}
			else
			{
				BOOST_ASSERT(caps.rendertarget_format_support(EF_R32F, 1, 0));
				depth_fmt = EF_R32F;
			}
		}

		multi_res_tex_ = multi_res_tex;
		if (multi_res_tex->NumMipMaps() > 1)
		{
			depth_deriative_tex_ = rf.MakeTexture2D(multi_res_tex->Width(0), multi_res_tex->Height(0),
				multi_res_tex->NumMipMaps(), 1, depth_fmt, 1, 0, EAH_GPU_Read | EAH_GPU_Write, nullptr);
			normal_cone_tex_ = rf.MakeTexture2D(multi_res_tex->Width(0), multi_res_tex->Height(0),
				multi_res_tex->NumMipMaps(), 1, fmt8, 1, 0, EAH_GPU_Read | EAH_GPU_Write, nullptr);

			depth_deriative_small_tex_ = rf.MakeTexture2D(multi_res_tex->Width(1), multi_res_tex->Height(1),
				multi_res_tex->NumMipMaps() - 1, 1, EF_R16F, 1, 0, EAH_GPU_Write, nullptr);
			normal_cone_small_tex_ = rf.MakeTexture2D(multi_res_tex->Width(1), multi_res_tex->Height(1),
				multi_res_tex->NumMipMaps() - 1, 1, fmt8, 1, 0, EAH_GPU_Write, nullptr);
	
			multi_res_pingpong_tex_ = rf.MakeTexture2D(multi_res_tex->Width(0), multi_res_tex->Height(0),
				multi_res_tex->NumMipMaps() - 1, 1, multi_res_tex_->Format(), 1, 0, EAH_GPU_Write, nullptr);
		}
		multi_res_fbs_.resize(multi_res_tex->NumMipMaps());
		for (uint32_t i = 0; i < multi_res_tex->NumMipMaps(); ++ i)
		{
			RenderViewPtr subsplat_ds_view = rf.Make2DDepthStencilRenderView(multi_res_tex->Width(i),
				multi_res_tex->Height(i), EF_D24S8, 1, 0);

			FrameBufferPtr fb = rf.MakeFrameBuffer();
			fb->Attach(FrameBuffer::ATT_Color0, rf.Make2DRenderView(*multi_res_tex, 0, 1, i));
			fb->Attach(FrameBuffer::ATT_DepthStencil, subsplat_ds_view);
			multi_res_fbs_[i] = fb;
		}
	}
Exemplo n.º 3
0
	void MultiResSILLayer::GBuffer(TexturePtr const & rt0_tex, TexturePtr const & rt1_tex, TexturePtr const & depth_tex)
	{
		RenderFactory& rf = Context::Instance().RenderFactoryInstance();
		RenderEngine& re = rf.RenderEngineInstance();
		RenderDeviceCaps const & caps = re.DeviceCaps();

		g_buffer_texs_[0] = rt0_tex;
		g_buffer_texs_[1] = rt1_tex;
		g_buffer_depth_tex_ = depth_tex;

		ElementFormat fmt8;
		if (caps.rendertarget_format_support(EF_ABGR8, 1, 0))
		{
			fmt8 = EF_ABGR8;
		}
		else
		{
			BOOST_ASSERT(caps.rendertarget_format_support(EF_ARGB8, 1, 0));

			fmt8 = EF_ARGB8;
		}

		ElementFormat depth_fmt;
		if (caps.rendertarget_format_support(EF_R16F, 1, 0))
		{
			depth_fmt = EF_R16F;
		}
		else
		{
			if (caps.rendertarget_format_support(EF_R32F, 1, 0))
			{
				depth_fmt = EF_R32F;
			}
			else
			{
				BOOST_ASSERT(caps.rendertarget_format_support(EF_ABGR16F, 1, 0));

				depth_fmt = EF_ABGR16F;
			}
		}

		uint32_t const width = rt0_tex->Width(0);
		uint32_t const height = rt0_tex->Height(0);

		int const MAX_IL_MIPMAP_LEVELS = 3;

		depth_deriative_tex_ = rf.MakeTexture2D(width / 2, height / 2, MAX_IL_MIPMAP_LEVELS, 1, depth_fmt, 1, 0, EAH_GPU_Read | EAH_GPU_Write, nullptr);
		normal_cone_tex_ = rf.MakeTexture2D(width / 2, height / 2, MAX_IL_MIPMAP_LEVELS, 1, fmt8, 1, 0, EAH_GPU_Read | EAH_GPU_Write, nullptr);
		if (depth_deriative_tex_->NumMipMaps() > 1)
		{
			depth_deriative_small_tex_ = rf.MakeTexture2D(width / 4, height / 4, MAX_IL_MIPMAP_LEVELS - 1, 1, EF_R16F, 1, 0, EAH_GPU_Write, nullptr);
			normal_cone_small_tex_ = rf.MakeTexture2D(width / 4, height / 4, MAX_IL_MIPMAP_LEVELS - 1, 1, fmt8, 1, 0, EAH_GPU_Write, nullptr);
		}
		indirect_lighting_tex_ = rf.MakeTexture2D(width / 2, height / 2, MAX_IL_MIPMAP_LEVELS, 1, EF_ABGR16F, 1, 0,  EAH_GPU_Read | EAH_GPU_Write, nullptr);
		indirect_lighting_pingpong_tex_ = rf.MakeTexture2D(width / 2, height / 2, MAX_IL_MIPMAP_LEVELS - 1, 1, EF_ABGR16F, 1, 0, EAH_GPU_Write, nullptr);
		vpls_lighting_fbs_.resize(MAX_IL_MIPMAP_LEVELS);
		for (uint32_t i = 0; i < indirect_lighting_tex_->NumMipMaps(); ++ i)
		{
			RenderViewPtr subsplat_ds_view = rf.Make2DDepthStencilRenderView(indirect_lighting_tex_->Width(i), indirect_lighting_tex_->Height(i),
				EF_D24S8, 1, 0);

			FrameBufferPtr fb = rf.MakeFrameBuffer();
			fb->Attach(FrameBuffer::ATT_Color0, rf.Make2DRenderView(*indirect_lighting_tex_, 0, 1, i));
			fb->Attach(FrameBuffer::ATT_DepthStencil, subsplat_ds_view);
			vpls_lighting_fbs_[i] = fb;
		}
	}