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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.cpp6
3 files changed, 13 insertions, 8 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 175374f0d..1c3b3b644 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -185,8 +185,12 @@ 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);
@@ -310,8 +314,8 @@ 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 71007bbe8..2ebf34fc4 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
@@ -834,8 +834,8 @@ 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};
const auto [buffer, offset] = buffer_cache.UploadMemory(start, size);
buffer_bindings.AddVertexBinding(buffer, offset);
}
@@ -1179,7 +1179,7 @@ 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;
}