Mercurial > games > semicongine
annotate src/semicongine/vulkan/drawable.nim @ 617:f7e7af33e9ee
did: refactor memory selection
| author | Sam <sam@basx.dev> |
|---|---|
| date | Sat, 29 Apr 2023 16:50:43 +0700 |
| parents | 5eadc1e1d6d8 |
| children | 041a114db1dc |
| rev | line source |
|---|---|
| 588 | 1 import std/tables |
| 2 import std/strformat | |
| 3 import std/logging | |
| 4 | |
| 5 import ./api | |
| 6 import ./utils | |
| 7 import ./buffer | |
| 617 | 8 import ./memory |
| 588 | 9 |
| 10 import ../gpu_data | |
| 11 | |
| 12 type | |
| 13 Drawable* = object | |
| 14 elementCount*: uint32 # number of vertices or indices | |
| 617 | 15 bufferOffsets*: seq[(MemoryPerformanceHint, uint64)] # list of buffers and list of offset for each attribute in that buffer |
| 588 | 16 instanceCount*: uint32 # number of instance |
| 17 case indexed*: bool | |
| 18 of true: | |
| 19 indexType*: VkIndexType | |
| 20 indexBufferOffset*: uint64 | |
| 21 of false: | |
| 22 discard | |
| 23 | |
| 24 func `$`*(drawable: Drawable): string = | |
| 25 if drawable.indexed: | |
| 26 &"Drawable(elementCount: {drawable.elementCount}, instanceCount: {drawable.instanceCount}, bufferOffsets: {drawable.bufferOffsets}, indexType: {drawable.indexType}, indexBufferOffset: {drawable.indexBufferOffset})" | |
| 27 else: | |
| 28 &"Drawable(elementCount: {drawable.elementCount}, instanceCount: {drawable.instanceCount}, bufferOffsets: {drawable.bufferOffsets})" | |
| 29 | |
| 617 | 30 proc draw*(commandBuffer: VkCommandBuffer, drawable: Drawable, vertexBuffers: Table[MemoryPerformanceHint, Buffer], indexBuffer: BUffer) = |
| 588 | 31 debug "Draw ", drawable |
| 32 | |
| 33 var buffers: seq[VkBuffer] | |
| 34 var offsets: seq[VkDeviceSize] | |
| 35 | |
| 617 | 36 for (performanceHint, offset) in drawable.bufferOffsets: |
| 37 buffers.add vertexBuffers[performanceHint].vk | |
|
599
5eadc1e1d6d8
fix: mixing memory location types is not working
Sam <sam@basx.dev>
parents:
588
diff
changeset
|
38 offsets.add VkDeviceSize(offset) |
| 588 | 39 |
| 40 commandBuffer.vkCmdBindVertexBuffers( | |
| 41 firstBinding=0'u32, | |
| 42 bindingCount=uint32(buffers.len), | |
| 43 pBuffers=buffers.toCPointer(), | |
| 44 pOffsets=offsets.toCPointer() | |
| 45 ) | |
| 46 if drawable.indexed: | |
| 47 commandBuffer.vkCmdBindIndexBuffer(indexBuffer.vk, VkDeviceSize(drawable.indexBufferOffset), drawable.indexType) | |
| 48 commandBuffer.vkCmdDrawIndexed( | |
| 49 indexCount=drawable.elementCount, | |
| 50 instanceCount=drawable.instanceCount, | |
| 51 firstIndex=0, | |
| 52 vertexOffset=0, | |
| 53 firstInstance=0 | |
| 54 ) | |
| 55 else: | |
| 56 commandBuffer.vkCmdDraw( | |
| 57 vertexCount=drawable.elementCount, | |
| 58 instanceCount=drawable.instanceCount, | |
| 59 firstVertex=0, | |
| 60 firstInstance=0 | |
| 61 ) |