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mirror of https://github.com/Yours3lf/rpi-vk-driver.git synced 2024-12-12 00:08:54 +01:00
rpi-vk-driver/driver/renderpass.c

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#include "common.h"
#include "kernel/vc4_packet.h"
/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkCmdBeginRenderPass
*/
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void rpi_vkCmdBeginRenderPass(VkCommandBuffer commandBuffer, const VkRenderPassBeginInfo* pRenderPassBegin, VkSubpassContents contents)
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{
assert(commandBuffer);
assert(pRenderPassBegin);
// typedef struct VkRenderPassBeginInfo {
// VkStructureType sType;
// const void* pNext;
// VkRenderPass renderPass;
// VkFramebuffer framebuffer;
// VkRect2D renderArea;
// uint32_t clearValueCount;
// const VkClearValue* pClearValues;
// } VkRenderPassBeginInfo;
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_commandBuffer* cb = commandBuffer;
_renderpass* rp = pRenderPassBegin->renderPass;
_framebuffer* fb = pRenderPassBegin->framebuffer;
_image* writeImage = 0;
_image* readImage = 0;
_image* writeDepthStencilImage = 0;
_image* readDepthStencilImage = 0;
_image* writeMSAAimage = 0;
_image* writeMSAAdepthStencilImage = 0;
uint32_t performResolve = 0;
uint32_t readMSAAimage = 0;
uint32_t readMSAAdepthStencilImage = 0;
uint32_t flags = 0;
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uint32_t writeImageOffset = 0;
uint32_t readImageOffset = 0;
uint32_t writeDepthStencilImageOffset = 0;
uint32_t readDepthStencilImageOffset = 0;
uint32_t writeMSAAimageOffset = 0;
uint32_t writeMSAAdepthStencilImageOffset = 0;
//TODO handle multiple subpasses
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//TODO subpass contents ignored
//TODO input attachments ignored
//TODO preserve attachments ignored
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//TODO handle lazily allocated memory
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if(rp->subpasses[0].colorAttachmentCount > 0)
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{
if(rp->subpasses[0].pColorAttachments)
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{
if(rp->attachments[rp->subpasses[0].pColorAttachments[0].attachment].storeOp == VK_ATTACHMENT_STORE_OP_STORE)
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{
if(rp->attachments[rp->subpasses[0].pColorAttachments[0].attachment].samples > 1)
{
writeMSAAimage = fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image;
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writeMSAAimageOffset = fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->levelOffsets[fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].subresourceRange.baseMipLevel];
writeMSAAimageOffset += fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].subresourceRange.baseArrayLayer * fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->size / fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->layers;
}
else
{
writeImage = fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image;
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writeImageOffset = fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->levelOffsets[fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].subresourceRange.baseMipLevel];
writeImageOffset += fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].subresourceRange.baseArrayLayer * fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->size / fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->layers;
}
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}
if(rp->attachments[rp->subpasses[0].pColorAttachments[0].attachment].loadOp == VK_ATTACHMENT_LOAD_OP_LOAD)
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{
readImage = fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image;
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readImageOffset = fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->levelOffsets[fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].subresourceRange.baseMipLevel];
readImageOffset += fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].subresourceRange.baseArrayLayer * fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->size / fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->layers;
if(rp->attachments[rp->subpasses[0].pColorAttachments[0].attachment].samples > 1)
{
readMSAAimage = 1;
}
}
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}
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if(rp->subpasses[0].pResolveAttachments &&
rp->attachments[rp->subpasses[0].pResolveAttachments[0].attachment].storeOp == VK_ATTACHMENT_STORE_OP_STORE)
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{
writeImage = fb->attachmentViews[rp->subpasses[0].pResolveAttachments[0].attachment].image;
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writeImageOffset = fb->attachmentViews[rp->subpasses[0].pResolveAttachments[0].attachment].image->levelOffsets[fb->attachmentViews[rp->subpasses[0].pResolveAttachments[0].attachment].subresourceRange.baseMipLevel];
writeImageOffset += fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].subresourceRange.baseArrayLayer * fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->size / fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->layers;
performResolve = 1;
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}
}
if(rp->subpasses[0].pDepthStencilAttachment)
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{
if(rp->attachments[rp->subpasses[0].pDepthStencilAttachment->attachment].storeOp == VK_ATTACHMENT_STORE_OP_STORE ||
rp->attachments[rp->subpasses[0].pDepthStencilAttachment->attachment].stencilStoreOp == VK_ATTACHMENT_STORE_OP_STORE)
{
if(rp->attachments[rp->subpasses[0].pDepthStencilAttachment->attachment].samples > 1)
{
writeMSAAdepthStencilImage = fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].image;
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writeMSAAdepthStencilImageOffset = fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].image->levelOffsets[fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].subresourceRange.baseMipLevel];
writeMSAAdepthStencilImageOffset += fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].subresourceRange.baseArrayLayer * fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->size / fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].image->layers;
}
else
{
writeDepthStencilImage = fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].image;
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writeDepthStencilImageOffset = fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].image->levelOffsets[fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].subresourceRange.baseMipLevel];
writeDepthStencilImageOffset += fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].subresourceRange.baseArrayLayer * fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->size / fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].image->layers;
}
}
if(rp->attachments[rp->subpasses[0].pDepthStencilAttachment->attachment].loadOp == VK_ATTACHMENT_LOAD_OP_LOAD ||
rp->attachments[rp->subpasses[0].pDepthStencilAttachment->attachment].stencilLoadOp == VK_ATTACHMENT_LOAD_OP_LOAD)
{
readDepthStencilImage = fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].image;
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readDepthStencilImageOffset = fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].image->levelOffsets[fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].subresourceRange.baseMipLevel];
readDepthStencilImageOffset += fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].subresourceRange.baseArrayLayer * fb->attachmentViews[rp->subpasses[0].pColorAttachments[0].attachment].image->size / fb->attachmentViews[rp->subpasses[0].pDepthStencilAttachment->attachment].image->layers;
if(rp->attachments[rp->subpasses[0].pDepthStencilAttachment->attachment].samples > 1)
{
readMSAAdepthStencilImage = 1;
}
}
}
clFit(commandBuffer, &commandBuffer->binCl, sizeof(CLMarker));
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clInsertNewCLMarker(&commandBuffer->binCl, &cb->handlesCl, &cb->shaderRecCl, cb->shaderRecCount, &cb->uniformsCl);
commandBuffer->binCl.currMarker->writeImage = writeImage;
commandBuffer->binCl.currMarker->writeImageOffset = writeImageOffset;
commandBuffer->binCl.currMarker->readImage = readImage;
commandBuffer->binCl.currMarker->readImageOffset = readImageOffset;
commandBuffer->binCl.currMarker->writeDepthStencilImage = writeDepthStencilImage;
commandBuffer->binCl.currMarker->writeDepthStencilImageOffset = writeDepthStencilImageOffset;
commandBuffer->binCl.currMarker->readDepthStencilImage = readDepthStencilImage;
commandBuffer->binCl.currMarker->readDepthStencilImageOffset = readDepthStencilImageOffset;
commandBuffer->binCl.currMarker->writeMSAAimage = writeMSAAimage;
commandBuffer->binCl.currMarker->writeMSAAimageOffset = writeMSAAimageOffset;
commandBuffer->binCl.currMarker->writeMSAAdepthStencilImage = writeMSAAdepthStencilImage;
commandBuffer->binCl.currMarker->writeMSAAdepthStencilImageOffset = writeMSAAdepthStencilImageOffset;
commandBuffer->binCl.currMarker->performResolve = performResolve;
commandBuffer->binCl.currMarker->readMSAAimage = readMSAAimage;
commandBuffer->binCl.currMarker->readMSAAdepthStencilImage = readMSAAdepthStencilImage;
if(rp->subpasses[0].colorAttachmentCount > 0)
{
if(rp->subpasses[0].pColorAttachments)
{
if(rp->attachments[rp->subpasses[0].pColorAttachments[0].attachment].loadOp == VK_ATTACHMENT_LOAD_OP_CLEAR)
{
flags |= VC4_SUBMIT_CL_USE_CLEAR_COLOR;
if(!rp->subpasses[0].pResolveAttachments)
{
cb->binCl.currMarker->clearColor[0] =
cb->binCl.currMarker->clearColor[1] =
packVec4IntoABGR8(pRenderPassBegin->pClearValues[rp->subpasses[0].pColorAttachments[0].attachment].color.float32);
}
else
{
cb->binCl.currMarker->clearColor[0] =
cb->binCl.currMarker->clearColor[1] =
packVec4IntoABGR8(pRenderPassBegin->pClearValues[rp->subpasses[0].pColorAttachments[0].attachment].color.float32);
}
}
}
}
cb->binCl.currMarker->flags = flags;
if(rp->subpasses[0].pDepthStencilAttachment)
{
if(rp->attachments[rp->subpasses[0].pDepthStencilAttachment->attachment].loadOp == VK_ATTACHMENT_LOAD_OP_CLEAR)
{
cb->binCl.currMarker->clearDepth =
(uint32_t)(pRenderPassBegin->pClearValues[rp->subpasses[0].pDepthStencilAttachment->attachment].depthStencil.depth * 0xffffff) & 0xffffff;
}
if(rp->attachments[rp->subpasses[0].pDepthStencilAttachment->attachment].stencilLoadOp == VK_ATTACHMENT_LOAD_OP_CLEAR)
{
cb->binCl.currMarker->clearStencil =
pRenderPassBegin->pClearValues[rp->subpasses[0].pDepthStencilAttachment->attachment].depthStencil.stencil & 0xff;
}
}
//insert relocs
if(writeImage)
{
clFit(commandBuffer, &commandBuffer->handlesCl, 4);
clGetHandleIndex(&commandBuffer->handlesCl, commandBuffer->binCl.currMarker->handlesBuf, commandBuffer->binCl.currMarker->handlesSize, writeImage->boundMem->bo);
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}
if(readImage)
{
clFit(commandBuffer, &commandBuffer->handlesCl, 4);
clGetHandleIndex(&commandBuffer->handlesCl, commandBuffer->binCl.currMarker->handlesBuf, commandBuffer->binCl.currMarker->handlesSize, readImage->boundMem->bo);
}
if(writeDepthStencilImage)
{
clFit(commandBuffer, &commandBuffer->handlesCl, 4);
clGetHandleIndex(&commandBuffer->handlesCl, commandBuffer->binCl.currMarker->handlesBuf, commandBuffer->binCl.currMarker->handlesSize, writeDepthStencilImage->boundMem->bo);
}
if(readDepthStencilImage)
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{
clFit(commandBuffer, &commandBuffer->handlesCl, 4);
clGetHandleIndex(&commandBuffer->handlesCl, commandBuffer->binCl.currMarker->handlesBuf, commandBuffer->binCl.currMarker->handlesSize, readDepthStencilImage->boundMem->bo);
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}
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if(writeMSAAimage)
{
clFit(commandBuffer, &commandBuffer->handlesCl, 4);
clGetHandleIndex(&commandBuffer->handlesCl, commandBuffer->binCl.currMarker->handlesBuf, commandBuffer->binCl.currMarker->handlesSize, writeMSAAimage->boundMem->bo);
}
if(writeMSAAdepthStencilImage)
{
clFit(commandBuffer, &commandBuffer->handlesCl, 4);
clGetHandleIndex(&commandBuffer->handlesCl, commandBuffer->binCl.currMarker->handlesBuf, commandBuffer->binCl.currMarker->handlesSize, writeMSAAdepthStencilImage->boundMem->bo);
}
uint32_t bpp = 0;
cb->binCl.currMarker->width = fb->width;
cb->binCl.currMarker->height = fb->height;
if(writeImage)
{
bpp = getFormatBpp(writeImage->format);
}
else if(writeMSAAimage)
{
bpp = getFormatBpp(writeMSAAimage->format);
}
uint32_t biggestMip = 0;
for(uint32_t c = 0; c < fb->numAttachmentViews; ++c)
{
biggestMip = max(biggestMip, fb->attachmentViews[c].subresourceRange.baseMipLevel);
}
//pad render size if we are rendering to a mip level
cb->binCl.currMarker->renderToMip = biggestMip > 0;
uint32_t width = cb->binCl.currMarker->width;
if(cb->binCl.currMarker->renderToMip)
{
width = getPow2Pad(width);
width = width < 4 ? 4 : width;
}
clFit(commandBuffer, &commandBuffer->binCl, V3D21_TILE_BINNING_MODE_CONFIGURATION_length);
clInsertTileBinningModeConfiguration(&commandBuffer->binCl,
0, //double buffer in non ms mode
0, //tile allocation block size
0, //tile allocation initial block size
0, //auto initialize tile state data array
bpp == 64, //64 bit color mode
writeMSAAimage || writeMSAAdepthStencilImage || performResolve ? 1 : 0, //msaa
width, cb->binCl.currMarker->height,
0, //tile state data array address
0, //tile allocation memory size
0); //tile allocation memory address
//START_TILE_BINNING resets the statechange counters in the hardware,
//which are what is used when a primitive is binned to a tile to
//figure out what new state packets need to be written to that tile's
//command list.
clFit(commandBuffer, &commandBuffer->binCl, V3D21_START_TILE_BINNING_length);
clInsertStartTileBinning(&commandBuffer->binCl);
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cb->binCl.currMarker->perfmonID = cb->perfmonID;
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}
/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkCmdEndRenderPass
*/
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void rpi_vkCmdEndRenderPass(VkCommandBuffer commandBuffer)
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{
assert(commandBuffer);
_commandBuffer* cb = commandBuffer;
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//Ending a render pass instance performs any multisample resolve operations on the final subpass
//Increment the semaphore indicating that binning is done and
//unblocking the render thread. Note that this doesn't act
//until the FLUSH completes.
//The FLUSH caps all of our bin lists with a
//VC4_PACKET_RETURN.
clFit(commandBuffer, &cb->binCl, V3D21_INCREMENT_SEMAPHORE_length);
clInsertIncrementSemaphore(&cb->binCl);
clFit(commandBuffer, &cb->binCl, V3D21_FLUSH_length);
clInsertFlush(&cb->binCl);
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}
/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkCreateRenderPass
*/
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VkResult rpi_vkCreateRenderPass(VkDevice device, const VkRenderPassCreateInfo* pCreateInfo, const VkAllocationCallbacks* pAllocator, VkRenderPass* pRenderPass)
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{
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);
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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);
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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);
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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);
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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);
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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);
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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);
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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);
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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);
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if(!rp->subpassDependencies)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
memcpy(rp->subpassDependencies, pCreateInfo->pDependencies, sizeof(VkSubpassDependency)*rp->numSubpassDependencies);
*pRenderPass = rp;
return VK_SUCCESS;
}
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void rpi_vkDestroyRenderPass(VkDevice device, VkRenderPass renderPass, const VkAllocationCallbacks* pAllocator)
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{
assert(device);
_renderpass* rp = renderPass;
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if(rp)
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{
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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);
}
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FREE(rp->subpasses);
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FREE(rp->attachments);
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FREE(rp);
}
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}
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/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkCreateFramebuffer
*/
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VkResult rpi_vkCreateFramebuffer(VkDevice device, const VkFramebufferCreateInfo* pCreateInfo, const VkAllocationCallbacks* pAllocator, VkFramebuffer* pFramebuffer)
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{
assert(device);
assert(pCreateInfo);
assert(pFramebuffer);
_framebuffer* fb = ALLOCATE(sizeof(_framebuffer), 1, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
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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);
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if(!fb->attachmentViews)
{
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
for(uint32_t c = 0; c < fb->numAttachmentViews; ++c)
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{
memcpy(&fb->attachmentViews[c], pCreateInfo->pAttachments[c], sizeof(_imageView));
}
fb->width = pCreateInfo->width;
fb->height = pCreateInfo->height;
fb->layers = pCreateInfo->layers;
*pFramebuffer = fb;
return VK_SUCCESS;
}
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void rpi_vkDestroyFramebuffer(VkDevice device, VkFramebuffer framebuffer, const VkAllocationCallbacks* pAllocator)
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{
assert(device);
_framebuffer* fb = framebuffer;
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if(fb)
{
FREE(fb->attachmentViews);
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FREE(fb);
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}
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}
/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkCmdNextSubpass
*/
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VKAPI_ATTR void VKAPI_CALL rpi_vkCmdNextSubpass(
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VkCommandBuffer commandBuffer,
VkSubpassContents contents)
{
assert(commandBuffer);
//TODO contents, everything else...
_commandBuffer* cb = commandBuffer;
//cb->currentSubpass++; //TODO check max subpass?
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}
/*
* https://www.khronos.org/registry/vulkan/specs/1.1-extensions/html/vkspec.html#vkGetRenderAreaGranularity
*/
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VKAPI_ATTR void VKAPI_CALL rpi_vkGetRenderAreaGranularity(
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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;
}