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-rw-r--r--src/video_core/engines/maxwell_3d.h3
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp12
-rw-r--r--src/video_core/renderer_vulkan/vk_rasterizer.cpp42
-rw-r--r--src/video_core/renderer_vulkan/vk_rasterizer.h6
-rw-r--r--src/video_core/renderer_vulkan/vk_staging_buffer_pool.cpp2
5 files changed, 53 insertions, 12 deletions
diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h
index 59d5752d2..7bbc6600b 100644
--- a/src/video_core/engines/maxwell_3d.h
+++ b/src/video_core/engines/maxwell_3d.h
@@ -1259,7 +1259,8 @@ public:
GPUVAddr LimitAddress() const {
return static_cast<GPUVAddr>((static_cast<GPUVAddr>(limit_high) << 32) |
- limit_low);
+ limit_low) +
+ 1;
}
} vertex_array_limit[NumVertexArrays];
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index 4c16c89d2..6fe155bcc 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -186,8 +186,12 @@ void RasterizerOpenGL::SetupVertexBuffer() {
const GPUVAddr start = vertex_array.StartAddress();
const GPUVAddr end = regs.vertex_array_limit[index].LimitAddress();
- ASSERT(end > start);
- const u64 size = end - start + 1;
+ ASSERT(end >= start);
+ const u64 size = end - start;
+ if (size == 0) {
+ glBindVertexBuffer(static_cast<GLuint>(index), 0, 0, vertex_array.stride);
+ continue;
+ }
const auto [vertex_buffer, vertex_buffer_offset] = buffer_cache.UploadMemory(start, size);
glBindVertexBuffer(static_cast<GLuint>(index), vertex_buffer, vertex_buffer_offset,
vertex_array.stride);
@@ -311,8 +315,8 @@ std::size_t RasterizerOpenGL::CalculateVertexArraysSize() const {
const GPUVAddr start = regs.vertex_array[index].StartAddress();
const GPUVAddr end = regs.vertex_array_limit[index].LimitAddress();
- ASSERT(end > start);
- size += end - start + 1;
+ size += end - start;
+ ASSERT(end >= start);
}
return size;
diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
index 8a1f57891..68464e637 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
@@ -877,8 +877,12 @@ void RasterizerVulkan::SetupVertexArrays(FixedPipelineState::VertexInput& vertex
const GPUVAddr start{vertex_array.StartAddress()};
const GPUVAddr end{regs.vertex_array_limit[index].LimitAddress()};
- ASSERT(end > start);
- const std::size_t size{end - start + 1};
+ ASSERT(end >= start);
+ const std::size_t size{end - start};
+ if (size == 0) {
+ buffer_bindings.AddVertexBinding(DefaultBuffer(), 0);
+ continue;
+ }
const auto [buffer, offset] = buffer_cache.UploadMemory(start, size);
buffer_bindings.AddVertexBinding(buffer, offset);
}
@@ -1033,8 +1037,7 @@ void RasterizerVulkan::SetupConstBuffer(const ConstBufferEntry& entry,
const Tegra::Engines::ConstBufferInfo& buffer) {
if (!buffer.enabled) {
// Set values to zero to unbind buffers
- update_descriptor_queue.AddBuffer(buffer_cache.GetEmptyBuffer(sizeof(float)), 0,
- sizeof(float));
+ update_descriptor_queue.AddBuffer(DefaultBuffer(), 0, DEFAULT_BUFFER_SIZE);
return;
}
@@ -1057,7 +1060,9 @@ void RasterizerVulkan::SetupGlobalBuffer(const GlobalBufferEntry& entry, GPUVAdd
if (size == 0) {
// Sometimes global memory pointers don't have a proper size. Upload a dummy entry
// because Vulkan doesn't like empty buffers.
- constexpr std::size_t dummy_size = 4;
+ // Note: Do *not* use DefaultBuffer() here, storage buffers can be written breaking the
+ // default buffer.
+ static constexpr std::size_t dummy_size = 4;
const auto buffer = buffer_cache.GetEmptyBuffer(dummy_size);
update_descriptor_queue.AddBuffer(buffer, 0, dummy_size);
return;
@@ -1222,7 +1227,7 @@ std::size_t RasterizerVulkan::CalculateVertexArraysSize() const {
const GPUVAddr end{regs.vertex_array_limit[index].LimitAddress()};
DEBUG_ASSERT(end >= start);
- size += (end - start + 1) * regs.vertex_array[index].enable;
+ size += (end - start) * regs.vertex_array[index].enable;
}
return size;
}
@@ -1269,4 +1274,29 @@ RenderPassParams RasterizerVulkan::GetRenderPassParams(Texceptions texceptions)
return renderpass_params;
}
+VkBuffer RasterizerVulkan::DefaultBuffer() {
+ if (default_buffer) {
+ return *default_buffer;
+ }
+
+ VkBufferCreateInfo ci;
+ ci.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
+ ci.pNext = nullptr;
+ ci.flags = 0;
+ ci.size = DEFAULT_BUFFER_SIZE;
+ ci.usage = VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_VERTEX_BUFFER_BIT |
+ VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT;
+ ci.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
+ ci.queueFamilyIndexCount = 0;
+ ci.pQueueFamilyIndices = nullptr;
+ default_buffer = device.GetLogical().CreateBuffer(ci);
+ default_buffer_commit = memory_manager.Commit(default_buffer, false);
+
+ scheduler.RequestOutsideRenderPassOperationContext();
+ scheduler.Record([buffer = *default_buffer](vk::CommandBuffer cmdbuf) {
+ cmdbuf.FillBuffer(buffer, 0, DEFAULT_BUFFER_SIZE, 0);
+ });
+ return *default_buffer;
+}
+
} // namespace Vulkan
diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.h b/src/video_core/renderer_vulkan/vk_rasterizer.h
index 2fa46b0cc..d41a7929e 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.h
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.h
@@ -155,6 +155,7 @@ private:
using Texceptions = std::bitset<Maxwell::NumRenderTargets + 1>;
static constexpr std::size_t ZETA_TEXCEPTION_INDEX = 8;
+ static constexpr VkDeviceSize DEFAULT_BUFFER_SIZE = 4 * sizeof(float);
void FlushWork();
@@ -247,6 +248,8 @@ private:
RenderPassParams GetRenderPassParams(Texceptions texceptions) const;
+ VkBuffer DefaultBuffer();
+
Core::System& system;
Core::Frontend::EmuWindow& render_window;
VKScreenInfo& screen_info;
@@ -271,6 +274,9 @@ private:
VKFenceManager fence_manager;
VKQueryCache query_cache;
+ vk::Buffer default_buffer;
+ VKMemoryCommit default_buffer_commit;
+
std::array<View, Maxwell::NumRenderTargets> color_attachments;
View zeta_attachment;
diff --git a/src/video_core/renderer_vulkan/vk_staging_buffer_pool.cpp b/src/video_core/renderer_vulkan/vk_staging_buffer_pool.cpp
index 94d954d7a..c76ab5c2d 100644
--- a/src/video_core/renderer_vulkan/vk_staging_buffer_pool.cpp
+++ b/src/video_core/renderer_vulkan/vk_staging_buffer_pool.cpp
@@ -81,7 +81,7 @@ VKBuffer& VKStagingBufferPool::CreateStagingBuffer(std::size_t size, bool host_v
ci.size = 1ULL << log2;
ci.usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT |
VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT | VK_BUFFER_USAGE_STORAGE_BUFFER_BIT |
- VK_BUFFER_USAGE_INDEX_BUFFER_BIT;
+ VK_BUFFER_USAGE_INDEX_BUFFER_BIT | VK_BUFFER_USAGE_VERTEX_BUFFER_BIT;
ci.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
ci.queueFamilyIndexCount = 0;
ci.pQueueFamilyIndices = nullptr;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 18:20:30 +0100