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allow drawing more than one texture

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niki
2022-06-12 02:00:30 +02:00
parent acf0474cc8
commit 3a4058d750
4 changed files with 85 additions and 21 deletions
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src/modules/graphics/vulkan/Graphics.cpp
+54 -16
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@@ -17,6 +17,15 @@
namespace love {
namespace graphics {
namespace vulkan {
static VkIndexType getVulkanIndexBufferType(IndexDataType type) {
switch (type) {
case INDEX_UINT16: return VK_INDEX_TYPE_UINT16;
case INDEX_UINT32: return VK_INDEX_TYPE_UINT32;
default:
throw love::Exception("unknown Index Data type");
}
}
const std::vector<const char*> validationLayers = {
"VK_LAYER_KHRONOS_validation"
};
@@ -171,11 +180,12 @@ namespace love {
else if (result != VK_SUCCESS) {
throw love::Exception("failed to present swap chain image");
}
std::cout << "present" << std::endl;
currentFrame = (currentFrame + 1) % MAX_FRAMES_IN_FLIGHT;
std::cout << "present" << std::endl;
updatedBatchedDrawBuffers();
startRecordingGraphicsCommands();
}
@@ -207,18 +217,23 @@ namespace love {
createDescriptorPool();
createSyncObjects();
startRecordingGraphicsCommands();
currentFrame = 0;
created = true;
if (batchedDrawState.vb[0] == nullptr)
{
batchedDrawBuffers.clear();
batchedDrawBuffers.reserve(MAX_FRAMES_IN_FLIGHT);
for (int i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
batchedDrawBuffers.emplace_back();
// Initial sizes that should be good enough for most cases. It will
// resize to fit if needed, later.
batchedDrawState.vb[0] = new StreamBuffer(vmaAllocator, BUFFERUSAGE_VERTEX, 1024 * 1024 * 1);
batchedDrawState.vb[1] = new StreamBuffer(vmaAllocator, BUFFERUSAGE_VERTEX, 256 * 1024 * 1);
batchedDrawState.indexBuffer = new StreamBuffer(vmaAllocator, BUFFERUSAGE_INDEX, sizeof(uint16) * LOVE_UINT16_MAX);
batchedDrawBuffers[i].vertexBuffer1 = new StreamBuffer(vmaAllocator, BUFFERUSAGE_VERTEX, 1024 * 1024 * 1);
batchedDrawBuffers[i].vertexBuffer2 = new StreamBuffer(vmaAllocator, BUFFERUSAGE_VERTEX, 256 * 1024 * 1);
batchedDrawBuffers[i].indexBuffer = new StreamBuffer(vmaAllocator, BUFFERUSAGE_INDEX, sizeof(uint16) * LOVE_UINT16_MAX);
}
updatedBatchedDrawBuffers();
return true;
}
@@ -270,10 +285,10 @@ namespace love {
}
void Graphics::unSetMode() {
std::cout << "unSetMode ";
created = false;
cleanup();
std::cout << "unSetMode ";
}
void Graphics::draw(const DrawIndexedCommand& cmd) {
@@ -284,11 +299,11 @@ namespace love {
// vertices
buffers.push_back((VkBuffer)cmd.buffers->info[0].buffer->getHandle());
offsets.push_back((VkDeviceSize)0);
offsets.push_back((VkDeviceSize)cmd.buffers->info[0].offset);
// tex coords
buffers.push_back((VkBuffer)cmd.buffers->info[1].buffer->getHandle());
offsets.push_back((VkDeviceSize)0);
offsets.push_back((VkDeviceSize)cmd.buffers->info[1].offset);
if (cmd.texture == nullptr) {
setTexture(standardTexture);
@@ -299,7 +314,7 @@ namespace love {
vkCmdBindDescriptorSets(commandBuffers.at(imageIndex), VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, getDescriptorSet(currentFrame), 0, nullptr);
vkCmdBindVertexBuffers(commandBuffers.at(imageIndex), 0, buffers.size(), buffers.data(), offsets.data());
vkCmdBindIndexBuffer(commandBuffers.at(imageIndex), (VkBuffer)cmd.indexBuffer->getHandle(), 0, VK_INDEX_TYPE_UINT16);
vkCmdBindIndexBuffer(commandBuffers.at(imageIndex), (VkBuffer)cmd.indexBuffer->getHandle(), 0, getVulkanIndexBufferType(cmd.indexType));
vkCmdDrawIndexed(commandBuffers.at(imageIndex), static_cast<uint32_t>(cmd.indexCount), 1, 0, 0, 0);
}
@@ -310,6 +325,15 @@ namespace love {
// END IMPLEMENTATION OVERRIDDEN FUNCTIONS
void Graphics::updatedBatchedDrawBuffers() {
batchedDrawState.vb[0] = batchedDrawBuffers[currentFrame].vertexBuffer1;
batchedDrawState.vb[0]->nextFrame();
batchedDrawState.vb[1] = batchedDrawBuffers[currentFrame].vertexBuffer2;
batchedDrawState.vb[1]->nextFrame();
batchedDrawState.indexBuffer = batchedDrawBuffers[currentFrame].indexBuffer;
batchedDrawState.indexBuffer->nextFrame();
}
VkDescriptorSet* Graphics::getDescriptorSet(int currentFrame) {
auto it = textureToDescriptorSetsMap.find(currentTexture);
if (it == textureToDescriptorSetsMap.end()) {
@@ -890,7 +914,8 @@ namespace love {
poolInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;
poolInfo.poolSizeCount = static_cast<uint32_t>(poolSizes.size());
poolInfo.pPoolSizes = poolSizes.data();
poolInfo.maxSets = static_cast<uint32_t>(MAX_FRAMES_IN_FLIGHT);
// FIXME: When using more than 128 textures at once we will run out of memory.
poolInfo.maxSets = 128 * static_cast<uint32_t>(MAX_FRAMES_IN_FLIGHT);
if (vkCreateDescriptorPool(device, &poolInfo, nullptr, &descriptorPool) != VK_SUCCESS) {
throw love::Exception("failed to create descriptor pool");
@@ -908,8 +933,20 @@ namespace love {
std::vector<VkDescriptorSet> newDescriptorSets;
newDescriptorSets.resize(MAX_FRAMES_IN_FLIGHT);
if (vkAllocateDescriptorSets(device, &allocInfo, newDescriptorSets.data()) != VK_SUCCESS) {
throw love::Exception("failed to allocate descriptor sets");
VkResult result = vkAllocateDescriptorSets(device, &allocInfo, newDescriptorSets.data());
if (result != VK_SUCCESS) {
switch (result) {
case VK_ERROR_OUT_OF_HOST_MEMORY:
throw love::Exception("failed to allocate descriptor sets: out of host memory");
case VK_ERROR_OUT_OF_DEVICE_MEMORY:
throw love::Exception("failed to allocate descriptor sets: out of device memory");
case VK_ERROR_FRAGMENTED_POOL:
throw love::Exception("failed to allocate descriptor sets: fragmented pool");
case VK_ERROR_OUT_OF_POOL_MEMORY:
throw love::Exception("failed to allocate descriptor sets: out of pool memory");
default:
throw love::Exception("failed to allocate descriptor sets");
}
}
for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
@@ -1157,7 +1194,6 @@ namespace love {
void Graphics::cleanup() {
vkDeviceWaitIdle(device);
cleanupSwapChain();
for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
@@ -1176,6 +1212,8 @@ namespace love {
}
void Graphics::cleanupSwapChain() {
std::cout << "cleanupSwapChain ";
for (size_t i = 0; i < swapChainFramBuffers.size(); i++) {
vkDestroyFramebuffer(device, swapChainFramBuffers[i], nullptr);
}