- add vulkan renderstate and shadermanager classes

src/rendering/vulkan/renderer/vk_renderstate.cpp

@@ -0,0 +1,149 @@
+
+#include "vk_renderstate.h"
+#include "vulkan/system/vk_framebuffer.h"
+#include "templates.h"
+#include "doomstat.h"
+#include "r_data/colormaps.h"
+#include "hwrenderer/scene/hw_skydome.h"
+#include "hwrenderer/dynlights/hw_lightbuffer.h"
+#include "hwrenderer/utility/hw_cvars.h"
+#include "hwrenderer/utility/hw_clock.h"
+#include "hwrenderer/data/flatvertices.h"
+#include "hwrenderer/data/hw_viewpointbuffer.h"
+
+void VkRenderState::ClearScreen()
+{
+	screen->mViewpoints->Set2D(*this, SCREENWIDTH, SCREENHEIGHT);
+	SetColor(0, 0, 0);
+	Apply(DT_TriangleStrip);
+
+	/*
+	glDisable(GL_MULTISAMPLE);
+	glDisable(GL_DEPTH_TEST);
+	mCommandBuffer->draw(4, 1, FFlatVertexBuffer::FULLSCREEN_INDEX, 0);
+	glEnable(GL_DEPTH_TEST);
+	*/
+}
+
+void VkRenderState::Draw(int dt, int index, int count, bool apply)
+{
+	if (apply)
+	{
+		Apply(dt);
+	}
+	drawcalls.Clock();
+	//mCommandBuffer->draw(count, 1, index, 0);
+	drawcalls.Unclock();
+}
+
+void VkRenderState::DrawIndexed(int dt, int index, int count, bool apply)
+{
+	if (apply)
+	{
+		Apply(dt);
+	}
+	drawcalls.Clock();
+	//mCommandBuffer->drawIndexed(count, 1, 0, index * (int)sizeof(uint32_t), 0);
+	drawcalls.Unclock();
+}
+
+bool VkRenderState::SetDepthClamp(bool on)
+{
+	bool lastValue = mLastDepthClamp;
+	mLastDepthClamp = on;
+	return lastValue;
+}
+
+void VkRenderState::SetDepthMask(bool on)
+{
+}
+
+void VkRenderState::SetDepthFunc(int func)
+{
+}
+
+void VkRenderState::SetDepthRange(float min, float max)
+{
+}
+
+void VkRenderState::SetColorMask(bool r, bool g, bool b, bool a)
+{
+}
+
+void VkRenderState::EnableDrawBufferAttachments(bool on)
+{
+}
+
+void VkRenderState::SetStencil(int offs, int op, int flags)
+{
+}
+
+void VkRenderState::SetCulling(int mode)
+{
+}
+
+void VkRenderState::EnableClipDistance(int num, bool state)
+{
+}
+
+void VkRenderState::Clear(int targets)
+{
+}
+
+void VkRenderState::EnableStencil(bool on)
+{
+}
+
+void VkRenderState::SetScissor(int x, int y, int w, int h)
+{
+}
+
+void VkRenderState::SetViewport(int x, int y, int w, int h)
+{
+}
+
+void VkRenderState::EnableDepthTest(bool on)
+{
+}
+
+void VkRenderState::EnableMultisampling(bool on)
+{
+}
+
+void VkRenderState::EnableLineSmooth(bool on)
+{
+}
+
+void VkRenderState::Apply(int dt)
+{
+#if 0
+	auto fb = GetVulkanFrameBuffer();
+
+	bool changingRenderPass = false; // To do: decide if the state matches current bound renderpass
+
+	if (!mCommandBuffer)
+	{
+		mCommandBuffer = fb->GetDrawCommands();
+		changingRenderPass = true;
+	}
+	else if (changingRenderPass)
+	{
+		mCommandBuffer->endRenderPass();
+	}
+
+	if (changingRenderPass)
+	{
+		RenderPassBegin beginInfo;
+		beginInfo.setRenderPass(renderPass);
+		beginInfo.setRenderArea(0, 0, SCREENWIDTH, SCREENHEIGHT);
+		beginInfo.setFramebuffer(framebuffer);
+		beginInfo.addClearColor(0.0f, 0.0f, 0.0f, 1.0f);
+		beginInfo.addClearDepthStencil(0.0f, 0);
+		mCommandBuffer->beginRenderPass(beginInfo);
+		mCommandBuffer->bindPipeline(VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline);
+	}
+
+	// To do: maybe only push the subset that changed?
+	mCommandBuffer->pushConstants(pipelineLayout, VK_PIPELINE_STAGE_VERTEX_SHADER_BIT | VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, (uint32_t)sizeof(PushConstants), &mPushConstants);
+#endif
+}