public void BeginRenderPass(RenderPass pass, Framebuffer framebuffer,
Span <VkClearValue> clearValues,
VkSubpassContents subpass,
VkRect2D?renderArea = null)
{
framebuffer.AssertValid();
pass.AssertValid();
unsafe
{
fixed(VkClearValue *clearPtr = &clearValues.DangerousGetPinnableReference())
{
var info = new VkRenderPassBeginInfo()
{
SType = VkStructureType.RenderPassBeginInfo,
PNext = IntPtr.Zero,
RenderArea = renderArea ?? new VkRect2D()
{
Offset = new VkOffset2D()
{
X = 0, Y = 0
},
Extent = framebuffer.Size
},
ClearValueCount = (uint)clearValues.Length,
PClearValues = clearPtr,
Framebuffer = framebuffer.Handle,
RenderPass = pass.Handle
};
Handle.BeginRenderPass(&info, subpass);
}
}
}
/// <summary>
/// Begin a renderpass without clearing color or depth.
/// </summary>
public void BeginRenderPass(RenderPass renderPass, FrameBuffer frameBuffer, bool useSecondaryCommandBuffers)
{
CheckBegun();
CheckNotInRenderPass();
//FixedArray2<VkClearValue> clearValues = new FixedArray2<VkClearValue>();
//clearValues.First.color = new VkClearColorValue(0, 0, 0);
//clearValues.Second.depthStencil = new VkClearDepthStencilValue() { depth = 1.0f, stencil = 0 };
VkRenderPassBeginInfo renderPassBeginInfo = Initializers.renderPassBeginInfo();
renderPassBeginInfo.renderPass = renderPass.vkRenderPass;
renderPassBeginInfo.renderArea.offset.x = 0;
renderPassBeginInfo.renderArea.offset.y = 0;
renderPassBeginInfo.renderArea.extent.width = frameBuffer.swapchain.width;
renderPassBeginInfo.renderArea.extent.height = frameBuffer.swapchain.height;
//renderPassBeginInfo.clearValueCount = 2;
//renderPassBeginInfo.pClearValues = &clearValues.First;
renderPassBeginInfo.framebuffer = frameBuffer.vkFrameBuffer;
renderPassUseSecondaryBuffers = useSecondaryCommandBuffers;
VkSubpassContents subPassContents = useSecondaryCommandBuffers
? VkSubpassContents.SecondaryCommandBuffers
: VkSubpassContents.Inline;
vkCmdBeginRenderPass(vkCmd, &renderPassBeginInfo, subPassContents);
VkViewport viewport = Initializers.viewport((float)frameBuffer.swapchain.width, (float)frameBuffer.swapchain.height, 0.0f, 1.0f);
vkCmdSetViewport(vkCmd, 0, 1, &viewport);
VkRect2D scissor = Initializers.rect2D(frameBuffer.swapchain.width, frameBuffer.swapchain.height, 0, 0);
vkCmdSetScissor(vkCmd, 0, 1, &scissor);
inRenderPass = true;
}
protected override void buildCommandBuffers()
{
var cmdBufInfo = new VkCommandBufferBeginInfo();
cmdBufInfo.sType = CommandBufferBeginInfo;
var clearValues = new VkClearValue[2];
clearValues[0].color = defaultClearColor;
clearValues[1].depthStencil = new VkClearDepthStencilValue(1.0f, 0);
var info = new VkRenderPassBeginInfo();
info.sType = RenderPassBeginInfo;
info.renderPass = renderPass;
info.renderArea.offset.x = 0;
info.renderArea.offset.y = 0;
info.renderArea.extent.width = width;
info.renderArea.extent.height = height;
info.clearValues = clearValues;
for (int i = 0; i < drawCmdBuffers.Length; ++i)
{
info.framebuffer = frameBuffers[i];
vkBeginCommandBuffer(drawCmdBuffers[i], &cmdBufInfo);
vkCmdBeginRenderPass(drawCmdBuffers[i], &info, VkSubpassContents.Inline);
var viewport = new VkViewport(0, 0, width, height, 0.0f, 1.0f);
vkCmdSetViewport(drawCmdBuffers[i], 0, 1, &viewport);
var scissor = new VkRect2D(0, 0, width, height);
vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
vkCmdBindPipeline(drawCmdBuffers[i], VkPipelineBindPoint.Graphics, pipeline);
VkDeviceSize offsets = 0;
VkBuffer buffer = vertexBuffer.buffer;
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, &buffer, &offsets);
vkCmdBindIndexBuffer(drawCmdBuffers[i], indexBuffer.buffer, 0, VkIndexType.Uint32);
// Render multiple objects using different model matrices by dynamically offsetting into one uniform buffer
for (uint j = 0; j < OBJECT_INSTANCES; j++)
{
// One dynamic offset per dynamic descriptor to offset into the ubo containing all model matrices
uint dynamicOffset = j * (uint)(dynamicAlignment);
// Bind the descriptor set for rendering a mesh using the dynamic offset
VkDescriptorSet set = descriptorSet;
vkCmdBindDescriptorSets(drawCmdBuffers[i], VkPipelineBindPoint.Graphics,
pipelineLayout, 0, 1, &set, 1, &dynamicOffset);
vkCmdDrawIndexed(drawCmdBuffers[i], indexCount, 1, 0, 0, 0);
}
vkCmdEndRenderPass(drawCmdBuffers[i]);
vkEndCommandBuffer(drawCmdBuffers[i]);
}
}
protected override void buildCommandBuffers()
{
VkCommandBufferBeginInfo cmdBufInfo = Initializers.commandBufferBeginInfo();
FixedArray2 <VkClearValue> clearValues = new FixedArray2 <VkClearValue>();
clearValues.First.color = defaultClearColor;
clearValues.Second.depthStencil = new VkClearDepthStencilValue {
depth = 1.0f, stencil = 0
};
VkRenderPassBeginInfo renderPassBeginInfo = Initializers.renderPassBeginInfo();
renderPassBeginInfo.renderPass = renderPass;
renderPassBeginInfo.renderArea.offset.x = 0;
renderPassBeginInfo.renderArea.offset.y = 0;
renderPassBeginInfo.renderArea.extent.width = width;
renderPassBeginInfo.renderArea.extent.height = height;
renderPassBeginInfo.clearValueCount = 2;
renderPassBeginInfo.pClearValues = &clearValues.First;
for (int i = 0; i < drawCmdBuffers.Count; ++i)
{
// Set target frame buffer
renderPassBeginInfo.framebuffer = frameBuffers[i];
Util.CheckResult(vkBeginCommandBuffer(drawCmdBuffers[i], &cmdBufInfo));
vkCmdBeginRenderPass(drawCmdBuffers[i], &renderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
VkViewport viewport = Initializers.viewport((float)width, (float)height, 0.0f, 1.0f);
vkCmdSetViewport(drawCmdBuffers[i], 0, 1, &viewport);
VkRect2D scissor = Initializers.rect2D(width, height, 0, 0);
vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
ulong offsets = 0;
// 3D scene
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayouts_scene, 0, 1, ref descriptorSets_scene, 0, null);
vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines_phongPass);
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, ref models_example.vertices.buffer, &offsets);
vkCmdBindIndexBuffer(drawCmdBuffers[i], models_example.indices.buffer, 0, VK_INDEX_TYPE_UINT32);
vkCmdDrawIndexed(drawCmdBuffers[i], models_example.indexCount, 1, 0, 0, 0);
// Fullscreen triangle (clipped to a quad) with radial blur
if (blur)
{
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayouts_radialBlur, 0, 1, ref descriptorSets_radialBlur, 0, null);
vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, (displayTexture) ? pipelines_offscreenDisplay : pipelines_radialBlur);
vkCmdDraw(drawCmdBuffers[i], 3, 1, 0, 0);
}
vkCmdEndRenderPass(drawCmdBuffers[i]);
Util.CheckResult(vkEndCommandBuffer(drawCmdBuffers[i]));
}
}
protected override void buildCommandBuffers()
{
var cmdInfo = VkCommandBufferBeginInfo.Alloc();
var clearValues = VkClearValue.Alloc(2);
clearValues[0].color = defaultClearColor;
clearValues[1].depthStencil = new VkClearDepthStencilValue()
{
depth = 1.0f, stencil = 0
};
var info = VkRenderPassBeginInfo.Alloc();
info[0].renderPass = renderPass;
info[0].renderArea.offset.x = 0;
info[0].renderArea.offset.y = 0;
info[0].renderArea.extent.width = width;
info[0].renderArea.extent.height = height;
info[0].clearValues.count = 2;
info[0].clearValues.pointer = clearValues;
for (int i = 0; i < drawCmdBuffers.Length; ++i)
{
// Set target frame buffer
info[0].framebuffer = frameBuffers[i];
vkBeginCommandBuffer(drawCmdBuffers[i], cmdInfo);
vkCmdBeginRenderPass(drawCmdBuffers[i], info, VkSubpassContents.Inline);
VkViewport viewport = new VkViewport((float)width, (float)height, 0.0f, 1.0f);
vkCmdSetViewport(drawCmdBuffers[i], 0, 1, &viewport);
VkRect2D scissor = new VkRect2D(0, 0, width, height);
vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
{
VkDescriptorSet set = descriptorSet;
vkCmdBindDescriptorSets(drawCmdBuffers[i], VkPipelineBindPoint.Graphics, pipelineLayout,
0, 1, &set, 0, null);
}
vkCmdBindPipeline(drawCmdBuffers[i], VkPipelineBindPoint.Graphics, pipeline);
{
VkDeviceSize offsets = 0;
VkBuffer buffer = vertexBuffer.buffer;
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1,
&buffer, &offsets);
}
vkCmdBindIndexBuffer(drawCmdBuffers[i], indexBuffer.buffer, 0, VkIndexType.Uint32);
vkCmdDrawIndexed(drawCmdBuffers[i], indexCount, 1, 0, 0, 0);
vkCmdEndRenderPass(drawCmdBuffers[i]);
vkEndCommandBuffer(drawCmdBuffers[i]);
}
}
private void createCommandBuffers()
{
int commandBuffersCount = swapChainFramebuffers.Length;
commandBuffers = new VkCommandBuffer[commandBuffersCount];
VkCommandBufferAllocateInfo allocInfo = new VkCommandBufferAllocateInfo();
allocInfo.sType = VkStructureType.VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
allocInfo.commandPool = commandPool;
allocInfo.level = VkCommandBufferLevel.VK_COMMAND_BUFFER_LEVEL_PRIMARY;
allocInfo.commandBufferCount = commandBuffersCount;
VkResult result = Vulkan.vkAllocateCommandBuffers(device, allocInfo, commandBuffers);
if (result != VkResult.VK_SUCCESS)
{
throw Program.Throw("failed to allocate command buffers!", result);
}
for (int i = 0; i < commandBuffersCount; i++)
{
VkCommandBufferBeginInfo beginInfo = new VkCommandBufferBeginInfo();
beginInfo.sType = VkStructureType.VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
beginInfo.flags = VkCommandBufferUsageFlagBits.VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT;
Vulkan.vkBeginCommandBuffer(commandBuffers[i], beginInfo);
VkRenderPassBeginInfo renderPassInfo = new VkRenderPassBeginInfo();
renderPassInfo.sType = VkStructureType.VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO;
renderPassInfo.renderPass = renderPass;
renderPassInfo.framebuffer = swapChainFramebuffers[i];
renderPassInfo.renderArea.offset = VkOffset2D.Create(0, 0);
renderPassInfo.renderArea.extent = swapChainExtent;
VkClearValue clearColor = VkClearValue.Create(0.01f, 0.03f, 0.01f, 1.0f);
renderPassInfo.clearValueCount = 1;
renderPassInfo.pClearValues = new VkClearValue[] { clearColor };
Vulkan.vkCmdBeginRenderPass(commandBuffers[i], renderPassInfo, VkSubpassContents.VK_SUBPASS_CONTENTS_INLINE);
Vulkan.vkCmdBindPipeline(commandBuffers[i], VkPipelineBindPoint.VK_PIPELINE_BIND_POINT_GRAPHICS, graphicsPipeline);
VkBuffer[] vertexBuffers = new VkBuffer[] { vertexBuffer };
int[] offsets = new int[] { 0 };
Vulkan.vkCmdBindVertexBuffers(commandBuffers[i], 0, 1, vertexBuffers, offsets);
Vulkan.vkCmdDraw(commandBuffers[i], vertices.Length, 1, 0, 0);
Vulkan.vkCmdEndRenderPass(commandBuffers[i]);
result = Vulkan.vkEndCommandBuffer(commandBuffers[i]);
if (result != VkResult.VK_SUCCESS)
{
throw Program.Throw("failed to record command buffer!", result);
}
}
}
public void CmdBeginRenderPass(VkRenderPassBeginInfo renderPassBeginInfo, VkSubpassContents contents)
{
if (m_State != CommandBufferState.Recording)
{
return;
}
m_Commands.Add(new Cmd_BeginRenderPass(renderPassBeginInfo, contents));
}
private void CreateCommandBuffers()
{
this.commandBuffers = new VkCommandBuffer[this.swapChainFramebuffers.Length];
VkCommandBufferAllocateInfo allocInfo = new VkCommandBufferAllocateInfo()
{
sType = VkStructureType.VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
commandPool = commandPool,
level = VkCommandBufferLevel.VK_COMMAND_BUFFER_LEVEL_PRIMARY,
commandBufferCount = (uint)commandBuffers.Length,
};
fixed(VkCommandBuffer *commandBuffersPtr = &this.commandBuffers[0])
{
Helpers.CheckErrors(VulkanNative.vkAllocateCommandBuffers(this.device, &allocInfo, commandBuffersPtr));
}
// Begin
for (uint i = 0; i < this.commandBuffers.Length; i++)
{
VkCommandBufferBeginInfo beginInfo = new VkCommandBufferBeginInfo()
{
sType = VkStructureType.VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
flags = 0, // Optional
pInheritanceInfo = null, // Optional
};
Helpers.CheckErrors(VulkanNative.vkBeginCommandBuffer(this.commandBuffers[i], &beginInfo));
// Pass
VkClearValue clearColor = new VkClearValue()
{
color = new VkClearColorValue(0.0f, 0.0f, 0.0f, 1.0f),
};
VkRenderPassBeginInfo renderPassInfo = new VkRenderPassBeginInfo()
{
sType = VkStructureType.VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
renderPass = this.renderPass,
framebuffer = this.swapChainFramebuffers[i],
renderArea = new VkRect2D(0, 0, this.swapChainExtent.width, this.swapChainExtent.height),
clearValueCount = 1,
pClearValues = &clearColor,
};
VulkanNative.vkCmdBeginRenderPass(this.commandBuffers[i], &renderPassInfo, VkSubpassContents.VK_SUBPASS_CONTENTS_INLINE);
// Draw
VulkanNative.vkCmdBindPipeline(this.commandBuffers[i], VkPipelineBindPoint.VK_PIPELINE_BIND_POINT_GRAPHICS, this.graphicsPipeline);
VulkanNative.vkCmdDraw(this.commandBuffers[i], 3, 1, 0, 0);
VulkanNative.vkCmdEndRenderPass(this.commandBuffers[i]);
Helpers.CheckErrors(VulkanNative.vkEndCommandBuffer(this.commandBuffers[i]));
}
}
protected override void buildCommandBuffers()
{
VkCommandBufferBeginInfo cmdBufInfo = Initializers.commandBufferBeginInfo();
FixedArray2 <VkClearValue> clearValues = new FixedArray2 <VkClearValue>();
clearValues.First.color = defaultClearColor;
clearValues.Second.depthStencil = new VkClearDepthStencilValue {
depth = 1.0f, stencil = 0
};
VkRenderPassBeginInfo renderPassBeginInfo = Initializers.renderPassBeginInfo();
renderPassBeginInfo.renderPass = renderPass;
renderPassBeginInfo.renderArea.offset.x = 0;
renderPassBeginInfo.renderArea.offset.y = 0;
renderPassBeginInfo.renderArea.extent.width = width;
renderPassBeginInfo.renderArea.extent.height = height;
renderPassBeginInfo.clearValueCount = 2;
renderPassBeginInfo.pClearValues = &clearValues.First;
for (int i = 0; i < drawCmdBuffers.Count; ++i)
{
renderPassBeginInfo.framebuffer = frameBuffers[i];
Util.CheckResult(vkBeginCommandBuffer(drawCmdBuffers[i], &cmdBufInfo));
vkCmdBeginRenderPass(drawCmdBuffers[i], &renderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
VkViewport viewport = Initializers.viewport((float)width, (float)height, 0.0f, 1.0f);
vkCmdSetViewport(drawCmdBuffers[i], 0, 1, &viewport);
VkRect2D scissor = Initializers.rect2D(width, height, 0, 0);
vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline);
ulong offsets = 0;
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, ref vertexBuffer.buffer, &offsets);
vkCmdBindIndexBuffer(drawCmdBuffers[i], indexBuffer.buffer, 0, VK_INDEX_TYPE_UINT32);
// Render multiple objects using different model matrices by dynamically offsetting into one uniform buffer
for (uint j = 0; j < OBJECT_INSTANCES; j++)
{
// One dynamic offset per dynamic descriptor to offset into the ubo containing all model matrices
uint dynamicOffset = j * (uint)(dynamicAlignment);
// Bind the descriptor set for rendering a mesh using the dynamic offset
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, ref descriptorSet, 1, &dynamicOffset);
vkCmdDrawIndexed(drawCmdBuffers[i], indexCount, 1, 0, 0, 0);
}
vkCmdEndRenderPass(drawCmdBuffers[i]);
Util.CheckResult(vkEndCommandBuffer(drawCmdBuffers[i]));
}
}
// Sets up the command buffer that renders the scene to the offscreen frame buffer
void buildOffscreenCommandBuffer()
{
if (offscreenPass.commandBuffer == NullHandle)
{
offscreenPass.commandBuffer = createCommandBuffer(VK_COMMAND_BUFFER_LEVEL_PRIMARY, false);
}
if (offscreenPass.semaphore == NullHandle)
{
VkSemaphoreCreateInfo semaphoreCreateInfo = Initializers.semaphoreCreateInfo();
Util.CheckResult(vkCreateSemaphore(device, &semaphoreCreateInfo, null, out offscreenPass.semaphore));
}
VkCommandBufferBeginInfo cmdBufInfo = Initializers.commandBufferBeginInfo();
FixedArray2 <VkClearValue> clearValues = new FixedArray2 <VkClearValue>();
clearValues.First.color = new VkClearColorValue {
float32_0 = 0.0f, float32_1 = 0.0f, float32_2 = 0.0f, float32_3 = 0.0f
};
clearValues.Second.depthStencil = new VkClearDepthStencilValue {
depth = 1.0f, stencil = 0
};
VkRenderPassBeginInfo renderPassBeginInfo = Initializers.renderPassBeginInfo();
renderPassBeginInfo.renderPass = offscreenPass.renderPass;
renderPassBeginInfo.framebuffer = offscreenPass.frameBuffer;
renderPassBeginInfo.renderArea.extent.width = offscreenPass.width;
renderPassBeginInfo.renderArea.extent.height = offscreenPass.height;
renderPassBeginInfo.clearValueCount = 2;
renderPassBeginInfo.pClearValues = &clearValues.First;
Util.CheckResult(vkBeginCommandBuffer(offscreenPass.commandBuffer, &cmdBufInfo));
VkViewport viewport = Initializers.viewport((float)offscreenPass.width, (float)offscreenPass.height, 0.0f, 1.0f);
vkCmdSetViewport(offscreenPass.commandBuffer, 0, 1, &viewport);
VkRect2D scissor = Initializers.rect2D(offscreenPass.width, offscreenPass.height, 0, 0);
vkCmdSetScissor(offscreenPass.commandBuffer, 0, 1, &scissor);
vkCmdBeginRenderPass(offscreenPass.commandBuffer, &renderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
vkCmdBindDescriptorSets(offscreenPass.commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayouts_scene, 0, 1, ref descriptorSets_scene, 0, null);
vkCmdBindPipeline(offscreenPass.commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines_colorPass);
ulong offsets = 0;
vkCmdBindVertexBuffers(offscreenPass.commandBuffer, VERTEX_BUFFER_BIND_ID, 1, ref models_example.vertices.buffer, &offsets);
vkCmdBindIndexBuffer(offscreenPass.commandBuffer, models_example.indices.buffer, 0, VK_INDEX_TYPE_UINT32);
vkCmdDrawIndexed(offscreenPass.commandBuffer, models_example.indexCount, 1, 0, 0, 0);
vkCmdEndRenderPass(offscreenPass.commandBuffer);
Util.CheckResult(vkEndCommandBuffer(offscreenPass.commandBuffer));
}
protected override void buildCommandBuffers()
{
VkCommandBufferBeginInfo cmdBufInfo = Initializers.commandBufferBeginInfo();
FixedArray2<VkClearValue> clearValues = new FixedArray2<VkClearValue>();
clearValues.First.color = defaultClearColor;
clearValues.Second.depthStencil = new VkClearDepthStencilValue { depth = 1.0f, stencil = 0 };
VkRenderPassBeginInfo renderPassBeginInfo = Initializers.renderPassBeginInfo();
renderPassBeginInfo.renderPass = renderPass;
renderPassBeginInfo.renderArea.offset.x = 0;
renderPassBeginInfo.renderArea.offset.y = 0;
renderPassBeginInfo.renderArea.extent.width = width;
renderPassBeginInfo.renderArea.extent.height = height;
renderPassBeginInfo.clearValueCount = 2;
renderPassBeginInfo.pClearValues = &clearValues.First;
for (int i = 0; i < drawCmdBuffers.Count; ++i)
{
// Set target frame buffer
renderPassBeginInfo.framebuffer = frameBuffers[i];
Util.CheckResult(vkBeginCommandBuffer(drawCmdBuffers[i], &cmdBufInfo));
vkCmdBeginRenderPass(drawCmdBuffers[i], &renderPassBeginInfo, VkSubpassContents.Inline);
VkViewport viewport = Initializers.viewport((float)width, (float)height, 0.0f, 1.0f);
vkCmdSetViewport(drawCmdBuffers[i], 0, 1, &viewport);
VkRect2D scissor = Initializers.rect2D(width, height, 0, 0);
vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
ulong offsets = 0;
// Skybox
if (displaySkybox)
{
vkCmdBindDescriptorSets(drawCmdBuffers[i], VkPipelineBindPoint.Graphics, pipelineLayout, 0, 1, ref descriptorSets_skybox, 0, null);
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, ref models_skybox.vertices.buffer, ref offsets);
vkCmdBindIndexBuffer(drawCmdBuffers[i], models_skybox.indices.buffer, 0, VkIndexType.Uint32);
vkCmdBindPipeline(drawCmdBuffers[i], VkPipelineBindPoint.Graphics, pipelines_skybox);
vkCmdDrawIndexed(drawCmdBuffers[i], models_skybox.indexCount, 1, 0, 0, 0);
}
// 3D object
vkCmdBindDescriptorSets(drawCmdBuffers[i], VkPipelineBindPoint.Graphics, pipelineLayout, 0, 1, ref descriptorSets_object, 0, null);
var vbuffer = models_objects[(int)models_objectIndex].vertices.buffer;
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, &vbuffer, ref offsets);
vkCmdBindIndexBuffer(drawCmdBuffers[i], models_objects[(int)models_objectIndex].indices.buffer, 0, VkIndexType.Uint32);
vkCmdBindPipeline(drawCmdBuffers[i], VkPipelineBindPoint.Graphics, pipelines_reflect);
vkCmdDrawIndexed(drawCmdBuffers[i], models_objects[(int)models_objectIndex].indexCount, 1, 0, 0, 0);
vkCmdEndRenderPass(drawCmdBuffers[i]);
Util.CheckResult(vkEndCommandBuffer(drawCmdBuffers[i]));
}
}
private void CreateCommandBuffers()
{
var allocInfo = new VkCommandBufferAllocateInfo()
{
sType = VkStructureType.VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
commandPool = vkCommandPool,
level = VkCommandBufferLevel.VK_COMMAND_BUFFER_LEVEL_PRIMARY,
commandBufferCount = (uint)vkSwapChainFramebuffers.Length,
};
vkCommandBuffers = new VkCommandBuffer[vkSwapChainFramebuffers.Length];
fixed(VkCommandBuffer *newCommandBuffer = vkCommandBuffers)
VulkanNative.vkAllocateCommandBuffers(vkDevice, &allocInfo, newCommandBuffer);
for (int i = 0; i < vkCommandBuffers.Length; i++)
{
var commandBuffer = vkCommandBuffers[i];
var beginInfo = new VkCommandBufferBeginInfo()
{
sType = VkStructureType.VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
flags = VkCommandBufferUsageFlagBits.VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT,
pInheritanceInfo = null,
};
var result = VulkanNative.vkBeginCommandBuffer(commandBuffer, &beginInfo);
Helpers.CheckErrors(result);
VkClearValue clearColor = new VkClearValue()
{
color = new VkClearColorValue(0, 0, 0, 1f),
};
var renderPassInfo = new VkRenderPassBeginInfo()
{
sType = VkStructureType.VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
renderPass = vkRenderPass,
framebuffer = vkSwapChainFramebuffers[i],
renderArea = new VkRect2D()
{
extent = vkSwapChainExtent
},
pClearValues = &clearColor,
clearValueCount = 1,
};
VulkanNative.vkCmdBeginRenderPass(commandBuffer, &renderPassInfo, VkSubpassContents.VK_SUBPASS_CONTENTS_INLINE);
VulkanNative.vkCmdBindPipeline(commandBuffer, VkPipelineBindPoint.VK_PIPELINE_BIND_POINT_GRAPHICS, vkGraphicsPipeline);
VulkanNative.vkCmdDraw(commandBuffer, 3, 1, 0, 0);
VulkanNative.vkCmdEndRenderPass(commandBuffer);
result = VulkanNative.vkEndCommandBuffer(commandBuffer);
Helpers.CheckErrors(result);
}
}
private void BeginCurrentRenderPass()
{
Debug.Assert(_activeRenderPass == VkRenderPass.Null);
VkRenderPassBeginInfo renderPassBI = VkRenderPassBeginInfo.New();
renderPassBI.framebuffer = _currentFramebuffer.CurrentFramebuffer;
renderPassBI.renderPass = _currentFramebuffer.RenderPass;
renderPassBI.renderArea = new VkRect2D(_currentFramebuffer.Width, _currentFramebuffer.Height);
vkCmdBeginRenderPass(_cb, ref renderPassBI, VkSubpassContents.Inline);
_activeRenderPass = _currentFramebuffer.RenderPass;
}
protected override void buildCommandBuffers()
{
VkCommandBufferBeginInfo cmdBufInfo = Initializers.CommandBufferBeginInfo();
FixedArray2 <VkClearValue> clearValues = new FixedArray2 <VkClearValue>();
clearValues.First.color = defaultClearColor;
clearValues.Second.depthStencil = new VkClearDepthStencilValue()
{
depth = 1.0f, stencil = 0
};
VkRenderPassBeginInfo renderPassBeginInfo = Initializers.renderPassBeginInfo();
renderPassBeginInfo.renderPass = RenderPass;
renderPassBeginInfo.renderArea.offset.x = 0;
renderPassBeginInfo.renderArea.offset.y = 0;
renderPassBeginInfo.renderArea.extent.width = Width;
renderPassBeginInfo.renderArea.extent.height = Height;
renderPassBeginInfo.clearValueCount = 2;
renderPassBeginInfo.pClearValues = &clearValues.First;
for (int i = 0; i < DrawCmdBuffers.Count; ++i)
{
// Set target frame buffer
renderPassBeginInfo.framebuffer = Framebuffers[i];
Util.CheckResult(vkBeginCommandBuffer(DrawCmdBuffers[i], &cmdBufInfo));
vkCmdBeginRenderPass(DrawCmdBuffers[i], &renderPassBeginInfo, VkSubpassContents.Inline);
VkViewport viewport = Initializers.viewport((float)Width, (float)Height, 0.0f, 1.0f);
vkCmdSetViewport(DrawCmdBuffers[i], 0, 1, &viewport);
VkRect2D scissor = Initializers.rect2D(Width, Height, 0, 0);
vkCmdSetScissor(DrawCmdBuffers[i], 0, 1, &scissor);
vkCmdBindDescriptorSets(DrawCmdBuffers[i], VkPipelineBindPoint.Graphics, pipelineLayout, 0, 1, ref descriptorSet, 0, null);
vkCmdBindPipeline(DrawCmdBuffers[i], VkPipelineBindPoint.Graphics, wireframe ? pipelines_wireframe : pipelines_solid);
ulong offsets = 0;
// Bind mesh vertex buffer
vkCmdBindVertexBuffers(DrawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, ref model_vertices_buffer, ref offsets);
// Bind mesh index buffer
vkCmdBindIndexBuffer(DrawCmdBuffers[i], model_indices_buffer, 0, VkIndexType.Uint32);
// Render mesh vertex buffer using it's indices
vkCmdDrawIndexed(DrawCmdBuffers[i], (uint)model_indices_count, 1, 0, 0, 0);
vkCmdEndRenderPass(DrawCmdBuffers[i]);
Util.CheckResult(vkEndCommandBuffer(DrawCmdBuffers[i]));
}
}
/// <inheritdoc />
public override void BeginDrawing(ColorRgba backgroundColor)
{
var clearValue = new VkClearValue();
clearValue.color.float32[0] = backgroundColor.Red;
clearValue.color.float32[1] = backgroundColor.Green;
clearValue.color.float32[2] = backgroundColor.Blue;
clearValue.color.float32[3] = backgroundColor.Alpha;
var graphicsDevice = VulkanGraphicsDevice;
var graphicsSurface = graphicsDevice.GraphicsSurface;
var graphicsSurfaceWidth = graphicsSurface.Width;
var graphicsSurfaceHeight = graphicsSurface.Height;
var renderPassBeginInfo = new VkRenderPassBeginInfo {
sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
renderPass = graphicsDevice.VulkanRenderPass,
framebuffer = VulkanFramebuffer,
renderArea = new VkRect2D {
extent = new VkExtent2D {
width = (uint)graphicsSurface.Width,
height = (uint)graphicsSurface.Height,
},
},
clearValueCount = 1,
pClearValues = &clearValue,
};
var commandBuffer = VulkanCommandBuffer;
vkCmdBeginRenderPass(commandBuffer, &renderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
var viewport = new VkViewport {
x = 0,
y = graphicsSurface.Height,
width = graphicsSurface.Width,
height = -graphicsSurface.Height,
minDepth = 0.0f,
maxDepth = 1.0f,
};
vkCmdSetViewport(commandBuffer, firstViewport: 0, viewportCount: 1, &viewport);
var scissorRect = new VkRect2D {
extent = new VkExtent2D {
width = (uint)graphicsSurface.Width,
height = (uint)graphicsSurface.Height,
},
};
vkCmdSetScissor(commandBuffer, firstScissor: 0, scissorCount: 1, &scissorRect);
}
private void Vkctrl_VulkanRendering(object sender, SharpVulkanWpf.VulkanEventArgs args)
{
var device = args.Device;
var image = vkctrl.AcquireNextImage();
var framebuffer = vkctrl.AcquireNextFramebuffer();
var command = m_commandBuffers[0];
VulkanAPI.vkBeginCommandBuffer(command);
VkClearColorValue clearColor = new VkClearColorValue();
clearColor.valF32.R = 0.125f;
clearColor.valF32.G = 0.25f;
clearColor.valF32.B = (float)(0.5f * Math.Sin(m_frameCount * 0.1) + 0.5);
clearColor.valF32.A = 1.0f;
var renderArea = new VkRect2D()
{
offset = new VkOffset2D(),
extent = vkctrl.GetCurrentExtent(),
};
var renderPassBeginInfo = new VkRenderPassBeginInfo()
{
framebuffer = framebuffer,
renderArea = renderArea,
renderPass = vkctrl.GetControlRenderPass(),
pClearValues = new[] { new VkClearValue()
{
color = clearColor
} }
};
VulkanAPI.vkCmdBeginRenderPass(command, ref renderPassBeginInfo, VkSubpassContents.VK_SUBPASS_CONTENTS_INLINE);
VulkanAPI.vkCmdBindPipeline(command, VkPipelineBindPoint.VK_PIPELINE_BIND_POINT_GRAPHICS, m_graphicsPipeline);
VulkanAPI.vkCmdBindVertexBuffers(command, 0, 1, new[] { m_vertexBuffer }, new[] { (VkDeviceSize)0 });
VulkanAPI.vkCmdDraw(command, 3, 1, 0, 0);
VulkanAPI.vkCmdEndRenderPass(command);
VulkanAPI.vkEndCommandBuffer(command);
var submitInfo = new VkSubmitInfo()
{
commandBuffers = new[] { command }
};
VulkanAPI.vkQueueSubmit(args.GraphicsQueue, new VkSubmitInfo[] { submitInfo }, null);
vkctrl.SwapBuffers();
m_frameCount++;
}
/// <summary>
/// Begin Render pass with custom render area
/// </summary>
public void Begin(CommandBuffer cmd, Framebuffer frameBuffer, uint width, uint height)
{
VkRenderPassBeginInfo info = VkRenderPassBeginInfo.New();
info.renderPass = handle;
info.renderArea.extent.width = width;
info.renderArea.extent.height = height;
info.clearValueCount = (uint)ClearValues.Count;
info.pClearValues = ClearValues.Pin();
info.framebuffer = frameBuffer.handle;
vkCmdBeginRenderPass(cmd.Handle, ref info, VkSubpassContents.Inline);
ClearValues.Unpin();
}
public void BeginFramebuffer(Framebuffer framebuffer)
{
VkRenderPassBeginInfo renderPassInfo = new VkRenderPassBeginInfo()
{
sType = VkStructureType.RenderPassBeginInfo,
renderPass = framebuffer.NativeRenderPass,
framebuffer = framebuffer.SwapChainFramebuffers[imageIndex],
renderArea = new VkRect2D()
{
extent = new VkExtent2D(NativeDevice.NativeParameters.BackBufferWidth, NativeDevice.NativeParameters.BackBufferHeight)
},
};
vkCmdBeginRenderPass(CommandBuffer, &renderPassInfo, VkSubpassContents.Inline);
}
public unsafe RenderPassBeginInfo(RenderPass renderPass, Framebuffer framebuffer, VkRect2D renderArea, Span <VkClearValue> clearValues)
{
this.renderPass = renderPass;
fixed(VkClearValue *pClearValues = clearValues)
{
native = new VkRenderPassBeginInfo
{
sType = VkStructureType.RenderPassBeginInfo,
renderPass = framebuffer.renderPass,
framebuffer = framebuffer,
renderArea = new VkRect2D(renderArea.offset, renderArea.extent),
pClearValues = pClearValues,
clearValueCount = (uint)clearValues.Length
};
}
}
public void SetPipeline(GraphicsPipeline pipeline, Framebuffer framebuffer, float depthClearVal)
{
if (locked)
{
unsafe
{
//var clearVal_arr = new VkClearValue[pipeline.Framebuffer.Attachments.Count];
var clearVal_len = (framebuffer.ColorAttachments == null ? 0 : framebuffer.ColorAttachments.Length) * 4 + (framebuffer.DepthAttachment == null ? 0 : 4);
var clearVal_ptrs = stackalloc float[clearVal_len];
for (int i = 0; i < clearVal_len; i++)
{
clearVal_ptrs[i] = 0;
}
var beginInfo = new VkRenderPassBeginInfo()
{
sType = VkStructureType.StructureTypeRenderPassBeginInfo,
renderPass = pipeline.RenderPass.hndl,
framebuffer = framebuffer.hndl,
renderArea = new VkRect2D()
{
offset = new VkOffset2D()
{
x = 0,
y = 0
},
extent = new VkExtent2D()
{
width = framebuffer.Width,
height = framebuffer.Height
}
},
clearValueCount = (uint)clearVal_len / 4,
pClearValues = (IntPtr)clearVal_ptrs,
};
vkCmdBeginRenderPass(hndl, beginInfo.Pointer(), VkSubpassContents.SubpassContentsInline);
vkCmdBindPipeline(hndl, VkPipelineBindPoint.PipelineBindPointGraphics, pipeline.hndl);
IsEmpty = false;
}
}
else
{
throw new Exception("Command buffer not built.");
}
}
void CreateCommandBuffers()
{
if (commandBuffers != null)
{
commandPool.Free(commandBuffers);
}
var info = new VkCommandBufferAllocateInfo();
info.level = VkCommandBufferLevel.Primary;
info.commandBufferCount = swapchainFramebuffers.Count;
commandBuffers = new List <VkCommandBuffer>(commandPool.Allocate(info));
for (int i = 0; i < commandBuffers.Count; i++)
{
var buffer = commandBuffers[i];
var beginInfo = new VkCommandBufferBeginInfo();
beginInfo.flags = VkCommandBufferUsageFlags.SimultaneousUseBit;
buffer.Begin(beginInfo);
var renderPassInfo = new VkRenderPassBeginInfo();
renderPassInfo.renderPass = renderPass;
renderPassInfo.framebuffer = swapchainFramebuffers[i];
renderPassInfo.renderArea.extent = swapchainExtent;
VkClearValue clearColor = new VkClearValue {
color = new VkClearColorValue(0, 0, 0, 1f)
};
renderPassInfo.clearValues = new List <VkClearValue> {
clearColor
};
buffer.BeginRenderPass(renderPassInfo, VkSubpassContents.Inline);
buffer.BindPipeline(VkPipelineBindPoint.Graphics, pipeline);
buffer.BindVertexBuffers(0, new VkBuffer[] { vertexBuffer }, new long[] { 0 });
buffer.BindIndexBuffer(indexBuffer, 0, VkIndexType.UINT32);
buffer.BindDescriptorSets(VkPipelineBindPoint.Graphics, pipelineLayout, 0, new VkDescriptorSet[] { descriptorSet }, null);
buffer.DrawIndexed(indices.Length, 1, 0, 0, 0);
buffer.EndRenderPass();
buffer.End();
}
}
internal VkRenderPassBeginInfo GetNative(DisposableList <IDisposable> marshalled)
{
VkRenderPassBeginInfo info = new VkRenderPassBeginInfo();
info.sType = VkStructureType.RenderPassBeginInfo;
info.renderPass = renderPass.Native;
info.framebuffer = framebuffer.Native;
info.renderArea = renderArea;
var clearValuesMarshalled = new NativeArray <VkClearValue>(clearValues);
info.clearValueCount = (uint)clearValuesMarshalled.Count;
info.pClearValues = clearValuesMarshalled.Address;
marshalled.Add(clearValuesMarshalled);
return(info);
}
protected override void RecordCommandBuffer(VkCommandBuffer cmdBuffer, int imageIndex)
{
VkClearValue *clearValues = stackalloc VkClearValue[2];
clearValues[0] =
new VkClearValue
{
color = new VkClearColorValue(0.39f, 0.58f, 0.93f, 1.0f)
};
clearValues[1]
= new VkClearValue
{
depthStencil = new VkClearDepthStencilValue(1.0f, 0)
};
VkRenderPassBeginInfo renderPassBeginInfo = new VkRenderPassBeginInfo
{
sType = VkStructureType.RenderPassBeginInfo,
pNext = null,
framebuffer = _framebuffers[imageIndex],
renderArea = new Vortice.Mathematics.Rectangle(0, 0, Host.Width, Host.Height),
clearValueCount = 2,
pClearValues = clearValues,
renderPass = _renderPass
};
vkCmdBeginRenderPass(cmdBuffer, &renderPassBeginInfo, VkSubpassContents.Inline);
VkDescriptorSet descriptorSet = _descriptorSet;
vkCmdBindDescriptorSets(cmdBuffer, VkPipelineBindPoint.Graphics, _pipelineLayout, 0, 1, &descriptorSet);
ulong *offsets = stackalloc ulong[1]
{
0
};
vkCmdBindPipeline(cmdBuffer, VkPipelineBindPoint.Graphics, _pipeline);
VkBuffer buffer = _cubeVertices.Buffer;
vkCmdBindVertexBuffers(cmdBuffer, 0, 1, &buffer, offsets);
vkCmdBindIndexBuffer(cmdBuffer, _cubeIndices.Buffer, 0, VkIndexType.Uint32);
vkCmdDrawIndexed(cmdBuffer, (uint)_cubeIndices.Count, 1, 0, 0, 0);
vkCmdEndRenderPass(cmdBuffer);
}
private void OnDraw(VkCommandBuffer commandBuffer, VkFramebuffer framebuffer, Size size)
{
VkClearValue clearValue = new VkClearValue(new Color4(0.1f, 0.1f, 0.2f, 1.0f));
// Begin the render pass.
VkRenderPassBeginInfo renderPassBeginInfo = new VkRenderPassBeginInfo
{
sType = VkStructureType.RenderPassBeginInfo,
renderPass = _graphicsDevice.Swapchain.RenderPass,
framebuffer = framebuffer,
renderArea = new Rectangle(size.Width, size.Height),
clearValueCount = 1,
pClearValues = &clearValue
};
vkCmdBeginRenderPass(commandBuffer, &renderPassBeginInfo, VkSubpassContents.Inline);
vkCmdEndRenderPass(commandBuffer);
}
void CreateCommandBuffers()
{
if (commandBuffers != null)
{
commandPool.Free(commandBuffers);
}
var info = new VkCommandBufferAllocateInfo();
info.level = VkCommandBufferLevel.Primary;
info.commandBufferCount = swapchainFramebuffers.Count;
commandBuffers = new List <VkCommandBuffer>(commandPool.Allocate(info));
for (int i = 0; i < commandBuffers.Count; i++)
{
var buffer = commandBuffers[i];
var beginInfo = new VkCommandBufferBeginInfo();
beginInfo.flags = VkCommandBufferUsageFlags.SimultaneousUseBit;
buffer.Begin(beginInfo);
var renderPassInfo = new VkRenderPassBeginInfo();
renderPassInfo.renderPass = renderPass;
renderPassInfo.framebuffer = swapchainFramebuffers[i];
renderPassInfo.renderArea.extent = swapchainExtent;
VkClearValue clearColor = new VkClearValue {
color = new VkClearColorValue(0, 0, 0, 1f)
};
renderPassInfo.clearValues = new List <VkClearValue> {
clearColor
};
buffer.BeginRenderPass(renderPassInfo, VkSubpassContents.Inline);
buffer.BindPipeline(VkPipelineBindPoint.Graphics, pipeline);
buffer.Draw(3, 1, 0, 0);
buffer.EndRenderPass();
buffer.End();
}
}
private void CreateCommandBuffers()
{
var allocInfo = new VkCommandBufferAllocateInfo
{
CommandPool = commandPool,
Level = VkCommandBufferLevel.Primary,
CommandBufferCount = swapChainImages.Count
};
commandBuffers = device.AllocateCommandBuffers(allocInfo).Object;
for (int i = 0; i < commandBuffers.Count; i++)
{
var buffer = commandBuffers[i];
var framebuffer = swapChainFramebuffers[i];
var beginInfo = new VkCommandBufferBeginInfo
{
Flags = VkCommandBufferUsageFlags.SimultaneousUse,
InheritanceInfo = null
};
buffer.Begin(beginInfo);
var renderPassInfo = new VkRenderPassBeginInfo
{
RenderPass = renderPass,
Framebuffer = framebuffer,
RenderArea = new VkRect2D(new VkOffset2D(0, 0), swapChainExtent),
ClearValues = new[]
{
new VkClearValue(new VkClearColorValue(new VkColor4(0, 0, 0, 1)))
}
};
buffer.CmdBeginRenderPass(renderPassInfo, VkSubpassContents.Inline);
buffer.CmdBindPipeline(VkPipelineBindPoint.Graphics, graphicsPipeline);
buffer.CmdBindVertexBuffers(0, new [] { vertexBuffer }, new ulong[] { 0 });
buffer.CmdBindIndexBuffer(indexBuffer, 0, VkIndexType.Uint16);
buffer.CmdDrawIndexed(Indices.Length, 1, 0, 0, 0);
buffer.CmdEndRenderPass();
buffer.End().CheckSuccess();
}
}
VkCommandBuffer[] CreateCommandBuffers(
VkDevice device, VkRenderPass renderPass, VkSurfaceCapabilitiesKHR surfaceCapabilities,
VkImage[] images, VkFramebuffer[] framebuffers, VkPipeline pipeline,
VkBuffer vertexBuffer, VkBuffer indexBuffer, uint indexLength,
VkPipelineLayout pipelineLayout, VkDescriptorSet descriptorSet)
{
VkCommandBuffer[] buffers;
{
VkCommandPool pool;
{
var info = new VkCommandPoolCreateInfo {
sType = VkStructureType.CommandPoolCreateInfo
};
info.flags = VkCommandPoolCreateFlagBits.ResetCommandBuffer;
//var commandPool = device.CreateCommandPool(ref poolInfo);
vkCreateCommandPool(device, &info, null, &pool).Check();
}
{
var info = new VkCommandBufferAllocateInfo {
sType = VkStructureType.CommandBufferAllocateInfo
};
info.level = VkCommandBufferLevel.Primary;
info.commandPool = pool;
info.commandBufferCount = (uint)images.Length;
//buffers = device.AllocateCommandBuffers(ref info);
buffers = new VkCommandBuffer[info.commandBufferCount];
fixed(VkCommandBuffer *pointer = buffers)
{
vkAPI.vkAllocateCommandBuffers(device, &info, pointer).Check();
}
}
}
var cmdBeginInfo = new VkCommandBufferBeginInfo {
sType = VkStructureType.CommandBufferBeginInfo
};
var clearValue = new VkClearValue {
color = new VkClearColorValue(0.9f, 0.87f, 0.75f, 1.0f)
};
var begin = new VkRenderPassBeginInfo {
sType = VkStructureType.RenderPassBeginInfo
};
begin.renderPass = renderPass;
begin.clearValues = clearValue;
begin.renderArea = new VkRect2D {
extent = surfaceCapabilities.currentExtent
};
for (int i = 0; i < images.Length; i++)
{
VkCommandBuffer cmds = buffers[i];
//cmds.Begin(ref cmdBeginInfo);
vkAPI.vkBeginCommandBuffer(cmds, &cmdBeginInfo).Check();
begin.framebuffer = framebuffers[i];
vkAPI.vkCmdBeginRenderPass(cmds, &begin, VkSubpassContents.Inline);
vkAPI.vkCmdBindDescriptorSets(cmds, VkPipelineBindPoint.Graphics, pipelineLayout,
0, 1, &descriptorSet,
0, null);
vkAPI.vkCmdBindPipeline(cmds, VkPipelineBindPoint.Graphics, pipeline);
VkDeviceSize offset = 0;
vkAPI.vkCmdBindVertexBuffers(cmds, 0, 1, &vertexBuffer, &offset);
vkAPI.vkCmdBindIndexBuffer(cmds, indexBuffer, offset, VkIndexType.Uint16);
vkAPI.vkCmdDrawIndexed(cmds, indexLength, 1, 0, 0, 0);
vkAPI.vkCmdEndRenderPass(cmds);
vkAPI.vkEndCommandBuffer(cmds).Check();
}
begin.Free();
return(buffers);
}
private void BeginCurrentRenderPass()
{
Debug.Assert(_activeRenderPass == VkRenderPass.Null);
Debug.Assert(_currentFramebuffer != null);
_currentFramebufferEverActive = true;
uint attachmentCount = _currentFramebuffer.AttachmentCount;
bool haveAnyAttachments = _currentFramebuffer.ColorTargets.Count > 0 || _currentFramebuffer.DepthTarget != null;
bool haveAllClearValues = _depthClearValue.HasValue || _currentFramebuffer.DepthTarget == null;
bool haveAnyClearValues = _depthClearValue.HasValue;
for (int i = 0; i < _currentFramebuffer.ColorTargets.Count; i++)
{
if (!_validColorClearValues[i])
{
haveAllClearValues = false;
haveAnyClearValues = true;
}
else
{
haveAnyClearValues = true;
}
}
VkRenderPassBeginInfo renderPassBI = VkRenderPassBeginInfo.New();
renderPassBI.renderArea = new VkRect2D(_currentFramebuffer.RenderableWidth, _currentFramebuffer.RenderableHeight);
renderPassBI.framebuffer = _currentFramebuffer.CurrentFramebuffer;
if (!haveAnyAttachments || !haveAllClearValues)
{
renderPassBI.renderPass = _newFramebuffer
? _currentFramebuffer.RenderPassNoClear_Init
: _currentFramebuffer.RenderPassNoClear_Load;
vkCmdBeginRenderPass(_cb, ref renderPassBI, VkSubpassContents.Inline);
_activeRenderPass = renderPassBI.renderPass;
if (haveAnyClearValues)
{
if (_depthClearValue.HasValue)
{
ClearDepthStencil(_depthClearValue.Value.depthStencil.depth, (byte)_depthClearValue.Value.depthStencil.stencil);
_depthClearValue = null;
}
for (uint i = 0; i < _currentFramebuffer.ColorTargets.Count; i++)
{
if (_validColorClearValues[i])
{
_validColorClearValues[i] = false;
VkClearValue vkClearValue = _clearValues[i];
RgbaFloat clearColor = new RgbaFloat(
vkClearValue.color.float32_0,
vkClearValue.color.float32_1,
vkClearValue.color.float32_2,
vkClearValue.color.float32_3);
ClearColorTarget(i, clearColor);
}
}
}
}
else
{
// We have clear values for every attachment.
renderPassBI.renderPass = _currentFramebuffer.RenderPassClear;
fixed(VkClearValue *clearValuesPtr = &_clearValues[0])
{
renderPassBI.clearValueCount = attachmentCount;
renderPassBI.pClearValues = clearValuesPtr;
if (_depthClearValue.HasValue)
{
_clearValues[_currentFramebuffer.ColorTargets.Count] = _depthClearValue.Value;
_depthClearValue = null;
}
vkCmdBeginRenderPass(_cb, ref renderPassBI, VkSubpassContents.Inline);
_activeRenderPass = _currentFramebuffer.RenderPassClear;
Util.ClearArray(_validColorClearValues);
}
}
_newFramebuffer = false;
}
private void BeginCurrentRenderPass()
{
Debug.Assert(_activeRenderPass == VkRenderPass.Null);
Debug.Assert(_currentFramebuffer != null);
_currentFramebufferEverActive = true;
uint attachmentCount = _currentFramebuffer.AttachmentCount;
bool haveAnyAttachments = _framebuffer.ColorTargets.Count > 0 || _framebuffer.DepthTarget != null;
bool haveAllClearValues = _depthClearValue.HasValue || _framebuffer.DepthTarget == null;
bool haveAnyClearValues = _depthClearValue.HasValue;
for (int i = 0; i < _currentFramebuffer.ColorTargets.Count; i++)
{
if (!_validColorClearValues[i])
{
haveAllClearValues = false;
haveAnyClearValues = true;
}
else
{
haveAnyClearValues = true;
}
}
VkRenderPassBeginInfo renderPassBI = VkRenderPassBeginInfo.New();
renderPassBI.renderArea = new VkRect2D(_currentFramebuffer.RenderableWidth, _currentFramebuffer.RenderableHeight);
renderPassBI.framebuffer = _currentFramebuffer.CurrentFramebuffer;
if (!haveAnyAttachments || !haveAllClearValues)
{
renderPassBI.renderPass = _currentFramebuffer.RenderPassNoClear;
vkCmdBeginRenderPass(_cb, ref renderPassBI, VkSubpassContents.Inline);
_activeRenderPass = _currentFramebuffer.RenderPassNoClear;
if (haveAnyClearValues)
{
if (_depthClearValue.HasValue)
{
ClearDepthStencil(_depthClearValue.Value.depthStencil.depth, (byte)_depthClearValue.Value.depthStencil.stencil);
_depthClearValue = null;
}
for (uint i = 0; i < _currentFramebuffer.ColorTargets.Count; i++)
{
if (_validColorClearValues[i])
{
_validColorClearValues[i] = false;
VkClearValue vkClearValue = _clearValues[i];
RgbaFloat clearColor = new RgbaFloat(
vkClearValue.color.float32_0,
vkClearValue.color.float32_1,
vkClearValue.color.float32_2,
vkClearValue.color.float32_3);
ClearColorTarget(i, clearColor);
}
}
}
}
else
{
// We have clear values for every attachment.
renderPassBI.renderPass = _currentFramebuffer.RenderPassClear;
fixed(VkClearValue *clearValuesPtr = &_clearValues[0])
{
renderPassBI.clearValueCount = attachmentCount;
renderPassBI.pClearValues = clearValuesPtr;
if (_depthClearValue.HasValue)
{
_clearValues[_currentFramebuffer.ColorTargets.Count] = _depthClearValue.Value;
}
vkCmdBeginRenderPass(_cb, ref renderPassBI, VkSubpassContents.Inline);
_activeRenderPass = _currentFramebuffer.RenderPassClear;
Util.ClearArray(_validColorClearValues);
}
}
// Set new image layouts
foreach (FramebufferAttachment colorTarget in _currentFramebuffer.ColorTargets)
{
VkTexture vkTex = Util.AssertSubtype <Texture, VkTexture>(colorTarget.Target);
VkImageLayout layout = (vkTex.Usage & TextureUsage.Sampled) != 0
? VkImageLayout.ShaderReadOnlyOptimal
: VkImageLayout.ColorAttachmentOptimal;
vkTex.SetImageLayout(colorTarget.ArrayLayer, layout);
}
if (_currentFramebuffer.DepthTarget != null)
{
VkTexture vkDepthTex = Util.AssertSubtype <Texture, VkTexture>(_currentFramebuffer.DepthTarget.Value.Target);
VkImageLayout layout = (vkDepthTex.Usage & TextureUsage.Sampled) != 0
? VkImageLayout.ShaderReadOnlyOptimal
: VkImageLayout.DepthStencilAttachmentOptimal;
vkDepthTex.SetImageLayout(_currentFramebuffer.DepthTarget.Value.ArrayLayer, layout);
}
}
public static extern void CmdBeginRenderPass(
VkCommandBuffer commandBuffer,
ref VkRenderPassBeginInfo pRenderPassBegin,
VkSubpassContents contents
);
