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mirror of https://github.com/Yours3lf/rpi-vk-driver.git synced 2024-11-29 11:24:14 +01:00
rpi-vk-driver/driver/renderpass.c
2019-02-09 23:53:32 +00:00

313 lines
9.3 KiB
C

#include "common.h"
#include "kernel/vc4_packet.h"
/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkCmdBeginRenderPass
*/
void vkCmdBeginRenderPass(VkCommandBuffer commandBuffer, const VkRenderPassBeginInfo* pRenderPassBegin, VkSubpassContents contents)
{
assert(commandBuffer);
assert(pRenderPassBegin);
//TODO subpass contents ignored
//TODO add state tracking to command buffer
//only bake into control list when a draw call is issued or similar
_commandBuffer* cb = commandBuffer;
cb->fbo = pRenderPassBegin->framebuffer;
cb->renderpass = pRenderPassBegin->renderPass;
cb->renderArea = pRenderPassBegin->renderArea;
for(int c = 0; c < pRenderPassBegin->clearValueCount; ++c)
{
if(cb->renderpass->attachments[c].loadOp == VK_ATTACHMENT_LOAD_OP_CLEAR)
{
cb->fbo->attachmentViews[c].image->needToClear = 1;
cb->fbo->attachmentViews[c].image->clearColor[0] = cb->fbo->attachmentViews[c].image->clearColor[1] = packVec4IntoABGR8(pRenderPassBegin->pClearValues->color.float32);
}
else if(isDepthStencilFormat(cb->renderpass->attachments[c].format) && cb->renderpass->attachments[c].stencilLoadOp == VK_ATTACHMENT_LOAD_OP_CLEAR)
{
//TODO how to pack depth/stencil clear values???
//cb->fbo->attachmentViews[c].image->needToClear = 1;
//cb->fbo->attachmentViews[c].image->clearColor = packVec4IntoABGR8(pRenderPassBegin->pClearValues->depthStencil.depth);
}
}
cb->currentSubpass = 0;
}
/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkCmdEndRenderPass
*/
void vkCmdEndRenderPass(VkCommandBuffer commandBuffer)
{
assert(commandBuffer);
//TODO switch command buffer to next control record stream?
//Ending a render pass instance performs any multisample resolve operations on the final subpass
}
/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkCreateRenderPass
*/
VkResult vkCreateRenderPass(VkDevice device, const VkRenderPassCreateInfo* pCreateInfo, const VkAllocationCallbacks* pAllocator, VkRenderPass* pRenderPass)
{
assert(device);
assert(pCreateInfo);
assert(pRenderPass);
//just copy all data from create info
//we'll later need to bake the control list based on this
_renderpass* rp = ALLOCATE(sizeof(_renderpass), 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if(!rp)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
rp->numAttachments = pCreateInfo->attachmentCount;
rp->attachments = ALLOCATE(sizeof(VkAttachmentDescription)*rp->numAttachments, 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if(!rp->attachments)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
memcpy(rp->attachments, pCreateInfo->pAttachments, sizeof(VkAttachmentDescription)*rp->numAttachments);
rp->numSubpasses = pCreateInfo->subpassCount;
rp->subpasses = ALLOCATE(sizeof(VkSubpassDescription)*rp->numSubpasses, 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if(!rp->subpasses)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
for(int c = 0; c < rp->numSubpasses; ++c)
{
rp->subpasses[c].flags = pCreateInfo->pSubpasses[c].flags;
rp->subpasses[c].pipelineBindPoint = pCreateInfo->pSubpasses[c].pipelineBindPoint;
rp->subpasses[c].inputAttachmentCount = pCreateInfo->pSubpasses[c].inputAttachmentCount;
rp->subpasses[c].colorAttachmentCount = pCreateInfo->pSubpasses[c].colorAttachmentCount;
rp->subpasses[c].preserveAttachmentCount = pCreateInfo->pSubpasses[c].preserveAttachmentCount;
if(rp->subpasses[c].inputAttachmentCount)
{
rp->subpasses[c].pInputAttachments = ALLOCATE(sizeof(VkAttachmentReference)*rp->subpasses[c].inputAttachmentCount, 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if(!rp->subpasses[c].pInputAttachments)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
memcpy(rp->subpasses[c].pInputAttachments, pCreateInfo->pSubpasses[c].pInputAttachments, sizeof(VkAttachmentReference)*rp->subpasses[c].inputAttachmentCount);
}
else
{
rp->subpasses[c].pInputAttachments = 0;
}
if(rp->subpasses[c].colorAttachmentCount)
{
rp->subpasses[c].pColorAttachments = ALLOCATE(sizeof(VkAttachmentReference)*rp->subpasses[c].colorAttachmentCount, 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if(!rp->subpasses[c].pColorAttachments)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
memcpy(rp->subpasses[c].pColorAttachments, pCreateInfo->pSubpasses[c].pColorAttachments, sizeof(VkAttachmentReference)*rp->subpasses[c].colorAttachmentCount);
}
else
{
rp->subpasses[c].pColorAttachments = 0;
}
if(rp->subpasses[c].colorAttachmentCount && pCreateInfo->pSubpasses[c].pResolveAttachments)
{
rp->subpasses[c].pResolveAttachments = ALLOCATE(sizeof(VkAttachmentReference)*rp->subpasses[c].colorAttachmentCount, 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if(!rp->subpasses[c].pResolveAttachments)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
memcpy(rp->subpasses[c].pResolveAttachments, pCreateInfo->pSubpasses[c].pResolveAttachments, sizeof(VkAttachmentReference)*rp->subpasses[c].colorAttachmentCount);
}
else
{
rp->subpasses[c].pResolveAttachments = 0;
}
if(pCreateInfo->pSubpasses[c].pDepthStencilAttachment)
{
rp->subpasses[c].pDepthStencilAttachment = ALLOCATE(sizeof(VkAttachmentReference), 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if(!rp->subpasses[c].pDepthStencilAttachment)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
memcpy(rp->subpasses[c].pDepthStencilAttachment, pCreateInfo->pSubpasses[c].pDepthStencilAttachment, sizeof(VkAttachmentReference));
}
else
{
rp->subpasses[c].pDepthStencilAttachment = 0;
}
if(rp->subpasses[c].preserveAttachmentCount)
{
rp->subpasses[c].pPreserveAttachments = ALLOCATE(sizeof(uint32_t)*rp->subpasses[c].preserveAttachmentCount, 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if(!rp->subpasses[c].pPreserveAttachments)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
memcpy(rp->subpasses[c].pPreserveAttachments, pCreateInfo->pSubpasses[c].pPreserveAttachments, sizeof(uint32_t)*rp->subpasses[c].preserveAttachmentCount);
}
else
{
rp->subpasses[c].pPreserveAttachments = 0;
}
}
rp->numSubpassDependencies = pCreateInfo->dependencyCount;
rp->subpassDependencies = ALLOCATE(sizeof(VkSubpassDependency)*rp->numSubpassDependencies, 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if(!rp->subpassDependencies)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
memcpy(rp->subpassDependencies, pCreateInfo->pDependencies, sizeof(VkSubpassDependency)*rp->numSubpassDependencies);
*pRenderPass = rp;
return VK_SUCCESS;
}
void vkDestroyRenderPass(VkDevice device, VkRenderPass renderPass, const VkAllocationCallbacks* pAllocator)
{
assert(device);
_renderpass* rp = renderPass;
if(rp)
{
FREE(rp->subpassDependencies);
for(int c = 0; c < rp->numSubpasses; ++c)
{
FREE(rp->subpasses[c].pInputAttachments);
FREE(rp->subpasses[c].pColorAttachments);
FREE(rp->subpasses[c].pResolveAttachments);
FREE(rp->subpasses[c].pDepthStencilAttachment);
FREE(rp->subpasses[c].pPreserveAttachments);
}
FREE(rp->subpasses);
FREE(rp->attachments);
FREE(rp);
}
}
/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkCreateFramebuffer
*/
VkResult vkCreateFramebuffer(VkDevice device, const VkFramebufferCreateInfo* pCreateInfo, const VkAllocationCallbacks* pAllocator, VkFramebuffer* pFramebuffer)
{
assert(device);
assert(pCreateInfo);
assert(pFramebuffer);
_framebuffer* fb = ALLOCATE(sizeof(_framebuffer), 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if(!fb)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
fb->renderpass = pCreateInfo->renderPass;
fb->numAttachmentViews = pCreateInfo->attachmentCount;
fb->attachmentViews = ALLOCATE(sizeof(_imageView) * fb->numAttachmentViews, 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if(!fb->attachmentViews)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
for(int c = 0; c < fb->numAttachmentViews; ++c)
{
memcpy(&fb->attachmentViews[c], pCreateInfo->pAttachments[c], sizeof(_imageView));
}
fb->width = pCreateInfo->width;
fb->height = pCreateInfo->height;
fb->layers = pCreateInfo->layers;
//TODO errors/validation
*pFramebuffer = fb;
return VK_SUCCESS;
}
void vkDestroyFramebuffer(VkDevice device, VkFramebuffer framebuffer, const VkAllocationCallbacks* pAllocator)
{
assert(device);
_framebuffer* fb = framebuffer;
if(fb)
{
FREE(fb->attachmentViews);
FREE(fb);
}
}
/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkCmdNextSubpass
*/
VKAPI_ATTR void VKAPI_CALL vkCmdNextSubpass(
VkCommandBuffer commandBuffer,
VkSubpassContents contents)
{
assert(commandBuffer);
//TODO contents, everything else...
_commandBuffer* cb = commandBuffer;
cb->currentSubpass++; //TODO check max subpass?
}
/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkGetRenderAreaGranularity
*/
VKAPI_ATTR void VKAPI_CALL vkGetRenderAreaGranularity(
VkDevice device,
VkRenderPass renderPass,
VkExtent2D* pGranularity)
{
assert(device);
assert(renderPass);
assert(pGranularity);
_renderpass* rp = renderPass;
//TODO what if we have multiple attachments?
uint32_t tileSizeW = 64;
uint32_t tileSizeH = 64;
if(rp->attachments[0].samples > 1)
{
tileSizeW >>= 1;
tileSizeH >>= 1;
}
if(getFormatBpp(rp->attachments[0].format) == 64)
{
tileSizeH >>= 1;
}
pGranularity->width = tileSizeW;
pGranularity->height = tileSizeH;
}