static void menu_display_vk_clear_color(
menu_display_ctx_clearcolor_t *clearcolor,
video_frame_info_t *video_info)
{
VkClearRect rect;
VkClearAttachment attachment;
vk_t *vk = video_info ? (vk_t*)video_info->userdata : NULL;
if (!vk || !clearcolor)
return;
memset(&attachment, 0, sizeof(attachment));
memset(&rect, 0, sizeof(rect));
attachment.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
attachment.clearValue.color.float32[0] = clearcolor->r;
attachment.clearValue.color.float32[1] = clearcolor->g;
attachment.clearValue.color.float32[2] = clearcolor->b;
attachment.clearValue.color.float32[3] = clearcolor->a;
rect.rect.extent.width = vk->context->swapchain_width;
rect.rect.extent.height = vk->context->swapchain_height;
rect.layerCount = 1;
vkCmdClearAttachments(vk->cmd, 1, &attachment, 1, &rect);
}
void buildCommandBuffers()
{
VkCommandBufferBeginInfo cmdBufInfo = vkTools::initializers::commandBufferBeginInfo();
VkClearValue clearValues[2];
clearValues[0].color = defaultClearColor;
clearValues[1].depthStencil = { 1.0f, 0 };
VkRenderPassBeginInfo renderPassBeginInfo = vkTools::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;
VkResult err;
for (int32_t i = 0; i < drawCmdBuffers.size(); ++i)
{
// Set target frame buffer
renderPassBeginInfo.framebuffer = frameBuffers[i];
err = vkBeginCommandBuffer(drawCmdBuffers[i], &cmdBufInfo);
assert(!err);
// Reset query pool
// Must be done outside of render pass
vkCmdResetQueryPool(drawCmdBuffers[i], queryPool, 0, 2);
vkCmdBeginRenderPass(drawCmdBuffers[i], &renderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
VkViewport viewport = vkTools::initializers::viewport(
(float)width,
(float)height,
0.0f,
1.0f);
vkCmdSetViewport(drawCmdBuffers[i], 0, 1, &viewport);
VkRect2D scissor = vkTools::initializers::rect2D(
width,
height,
0,
0);
vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
VkDeviceSize offsets[1] = { 0 };
glm::mat4 modelMatrix = glm::mat4();
// Occlusion pass
vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines.simple);
// Occluder first
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &descriptorSet, 0, NULL);
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, &meshes.plane.vertices.buf, offsets);
vkCmdBindIndexBuffer(drawCmdBuffers[i], meshes.plane.indices.buf, 0, VK_INDEX_TYPE_UINT32);
vkCmdDrawIndexed(drawCmdBuffers[i], meshes.plane.indexCount, 1, 0, 0, 0);
// Teapot
vkCmdBeginQuery(drawCmdBuffers[i], queryPool, 0, VK_FLAGS_NONE);
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &descriptorSets.teapot, 0, NULL);
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, &meshes.teapot.vertices.buf, offsets);
vkCmdBindIndexBuffer(drawCmdBuffers[i], meshes.teapot.indices.buf, 0, VK_INDEX_TYPE_UINT32);
vkCmdDrawIndexed(drawCmdBuffers[i], meshes.teapot.indexCount, 1, 0, 0, 0);
vkCmdEndQuery(drawCmdBuffers[i], queryPool, 0);
// Sphere
vkCmdBeginQuery(drawCmdBuffers[i], queryPool, 1, VK_FLAGS_NONE);
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &descriptorSets.sphere, 0, NULL);
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, &meshes.sphere.vertices.buf, offsets);
vkCmdBindIndexBuffer(drawCmdBuffers[i], meshes.sphere.indices.buf, 0, VK_INDEX_TYPE_UINT32);
vkCmdDrawIndexed(drawCmdBuffers[i], meshes.sphere.indexCount, 1, 0, 0, 0);
vkCmdEndQuery(drawCmdBuffers[i], queryPool, 1);
// Query results
vkCmdCopyQueryPoolResults(
drawCmdBuffers[i],
queryPool,
0,
2,
queryResult.buffer,
0,
sizeof(uint64_t),
VK_QUERY_RESULT_64_BIT | VK_QUERY_RESULT_WAIT_BIT);
// Visible pass
// Clear color and depth attachments
VkClearAttachment clearAttachments[2] = {};
clearAttachments[0].aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
clearAttachments[0].clearValue.color = defaultClearColor;
clearAttachments[0].colorAttachment = 0;
clearAttachments[1].aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT;
clearAttachments[1].clearValue.depthStencil = { 1.0f, 0 };
VkClearRect clearRect = {};
clearRect.layerCount = 1;
clearRect.rect.offset = { 0, 0 };
clearRect.rect.extent = { width, height };
vkCmdClearAttachments(
drawCmdBuffers[i],
2,
clearAttachments,
1,
&clearRect);
vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines.solid);
// Teapot
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &descriptorSets.teapot, 0, NULL);
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, &meshes.teapot.vertices.buf, offsets);
vkCmdBindIndexBuffer(drawCmdBuffers[i], meshes.teapot.indices.buf, 0, VK_INDEX_TYPE_UINT32);
vkCmdDrawIndexed(drawCmdBuffers[i], meshes.teapot.indexCount, 1, 0, 0, 0);
// Sphere
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &descriptorSets.sphere, 0, NULL);
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, &meshes.sphere.vertices.buf, offsets);
vkCmdBindIndexBuffer(drawCmdBuffers[i], meshes.sphere.indices.buf, 0, VK_INDEX_TYPE_UINT32);
vkCmdDrawIndexed(drawCmdBuffers[i], meshes.sphere.indexCount, 1, 0, 0, 0);
// Occluder
vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines.occluder);
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &descriptorSet, 0, NULL);
vkCmdBindVertexBuffers(drawCmdBuffers[i], VERTEX_BUFFER_BIND_ID, 1, &meshes.plane.vertices.buf, offsets);
vkCmdBindIndexBuffer(drawCmdBuffers[i], meshes.plane.indices.buf, 0, VK_INDEX_TYPE_UINT32);
vkCmdDrawIndexed(drawCmdBuffers[i], meshes.plane.indexCount, 1, 0, 0, 0);
vkCmdEndRenderPass(drawCmdBuffers[i]);
VkImageMemoryBarrier prePresentBarrier = vkTools::prePresentBarrier(swapChain.buffers[i].image);
vkCmdPipelineBarrier(
drawCmdBuffers[i],
VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
VK_FLAGS_NONE,
0, nullptr,
0, nullptr,
1, &prePresentBarrier);
err = vkEndCommandBuffer(drawCmdBuffers[i]);
assert(!err);
}
}
