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-rw-r--r--src/video_core/buffer_cache/buffer_cache.h11
-rw-r--r--src/video_core/engines/maxwell_3d.cpp8
-rw-r--r--src/video_core/memory_manager.cpp3
-rw-r--r--src/video_core/rasterizer_interface.h3
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp4
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.h1
-rw-r--r--src/video_core/renderer_vulkan/vk_rasterizer.cpp4
-rw-r--r--src/video_core/renderer_vulkan/vk_rasterizer.h1
8 files changed, 29 insertions, 6 deletions
diff --git a/src/video_core/buffer_cache/buffer_cache.h b/src/video_core/buffer_cache/buffer_cache.h
index 9e6b87960..d371b842f 100644
--- a/src/video_core/buffer_cache/buffer_cache.h
+++ b/src/video_core/buffer_cache/buffer_cache.h
@@ -110,6 +110,8 @@ public:
void BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr, u32 size);
+ void DisableGraphicsUniformBuffer(size_t stage, u32 index);
+
void UpdateGraphicsBuffers(bool is_indexed);
void UpdateComputeBuffers();
@@ -419,10 +421,6 @@ template <class P>
void BufferCache<P>::BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr,
u32 size) {
const std::optional<VAddr> cpu_addr = gpu_memory.GpuToCpuAddress(gpu_addr);
- if (!cpu_addr) {
- uniform_buffers[stage][index] = NULL_BINDING;
- return;
- }
const Binding binding{
.cpu_addr = *cpu_addr,
.size = size,
@@ -432,6 +430,11 @@ void BufferCache<P>::BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr
}
template <class P>
+void BufferCache<P>::DisableGraphicsUniformBuffer(size_t stage, u32 index) {
+ uniform_buffers[stage][index] = NULL_BINDING;
+}
+
+template <class P>
void BufferCache<P>::UpdateGraphicsBuffers(bool is_indexed) {
MICROPROFILE_SCOPE(GPU_PrepareBuffers);
do {
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp
index 75517a4f7..aab6b8f7a 100644
--- a/src/video_core/engines/maxwell_3d.cpp
+++ b/src/video_core/engines/maxwell_3d.cpp
@@ -578,8 +578,12 @@ void Maxwell3D::ProcessCBBind(size_t stage_index) {
buffer.size = regs.const_buffer.cb_size;
const bool is_enabled = bind_data.valid.Value() != 0;
- const GPUVAddr gpu_addr = is_enabled ? regs.const_buffer.BufferAddress() : 0;
- const u32 size = is_enabled ? regs.const_buffer.cb_size : 0;
+ if (!is_enabled) {
+ rasterizer->DisableGraphicsUniformBuffer(stage_index, bind_data.index);
+ return;
+ }
+ const GPUVAddr gpu_addr = regs.const_buffer.BufferAddress();
+ const u32 size = regs.const_buffer.cb_size;
rasterizer->BindGraphicsUniformBuffer(stage_index, bind_data.index, gpu_addr, size);
}
diff --git a/src/video_core/memory_manager.cpp b/src/video_core/memory_manager.cpp
index eb58ac6b6..7124c755c 100644
--- a/src/video_core/memory_manager.cpp
+++ b/src/video_core/memory_manager.cpp
@@ -163,6 +163,9 @@ std::optional<GPUVAddr> MemoryManager::FindFreeRange(std::size_t size, std::size
}
std::optional<VAddr> MemoryManager::GpuToCpuAddress(GPUVAddr gpu_addr) const {
+ if (gpu_addr == 0) {
+ return std::nullopt;
+ }
const auto page_entry{GetPageEntry(gpu_addr)};
if (!page_entry.IsValid()) {
return std::nullopt;
diff --git a/src/video_core/rasterizer_interface.h b/src/video_core/rasterizer_interface.h
index 50491b758..f968b5b16 100644
--- a/src/video_core/rasterizer_interface.h
+++ b/src/video_core/rasterizer_interface.h
@@ -54,6 +54,9 @@ public:
virtual void BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr,
u32 size) = 0;
+ /// Signal disabling of a uniform buffer
+ virtual void DisableGraphicsUniformBuffer(size_t stage, u32 index) = 0;
+
/// Signal a GPU based semaphore as a fence
virtual void SignalSemaphore(GPUVAddr addr, u32 value) = 0;
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index a5dbb9adf..f87bb269b 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -526,6 +526,10 @@ void RasterizerOpenGL::BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAd
buffer_cache.BindGraphicsUniformBuffer(stage, index, gpu_addr, size);
}
+void RasterizerOpenGL::DisableGraphicsUniformBuffer(size_t stage, u32 index) {
+ buffer_cache.DisableGraphicsUniformBuffer(stage, index);
+}
+
void RasterizerOpenGL::FlushAll() {}
void RasterizerOpenGL::FlushRegion(VAddr addr, u64 size) {
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h
index 3745cf637..76298517f 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer.h
@@ -72,6 +72,7 @@ public:
void ResetCounter(VideoCore::QueryType type) override;
void Query(GPUVAddr gpu_addr, VideoCore::QueryType type, std::optional<u64> timestamp) override;
void BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr, u32 size) override;
+ void DisableGraphicsUniformBuffer(size_t stage, u32 index) override;
void FlushAll() override;
void FlushRegion(VAddr addr, u64 size) override;
bool MustFlushRegion(VAddr addr, u64 size) override;
diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
index e9a0e7811..1c9120170 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
@@ -476,6 +476,10 @@ void RasterizerVulkan::BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAd
buffer_cache.BindGraphicsUniformBuffer(stage, index, gpu_addr, size);
}
+void Vulkan::RasterizerVulkan::DisableGraphicsUniformBuffer(size_t stage, u32 index) {
+ buffer_cache.DisableGraphicsUniformBuffer(stage, index);
+}
+
void RasterizerVulkan::FlushAll() {}
void RasterizerVulkan::FlushRegion(VAddr addr, u64 size) {
diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.h b/src/video_core/renderer_vulkan/vk_rasterizer.h
index 235afc6f3..cb8c5c279 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.h
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.h
@@ -64,6 +64,7 @@ public:
void ResetCounter(VideoCore::QueryType type) override;
void Query(GPUVAddr gpu_addr, VideoCore::QueryType type, std::optional<u64> timestamp) override;
void BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr, u32 size) override;
+ void DisableGraphicsUniformBuffer(size_t stage, u32 index) override;
void FlushAll() override;
void FlushRegion(VAddr addr, u64 size) override;
bool MustFlushRegion(VAddr addr, u64 size) override;