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-rw-r--r--src/video_core/renderer_opengl/gl_graphics_pipeline.cpp6
-rw-r--r--src/video_core/renderer_opengl/gl_graphics_pipeline.h1
2 files changed, 6 insertions, 1 deletions
diff --git a/src/video_core/renderer_opengl/gl_graphics_pipeline.cpp b/src/video_core/renderer_opengl/gl_graphics_pipeline.cpp
index 44a771d65..af0a453ee 100644
--- a/src/video_core/renderer_opengl/gl_graphics_pipeline.cpp
+++ b/src/video_core/renderer_opengl/gl_graphics_pipeline.cpp
@@ -559,7 +559,9 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
}
void GraphicsPipeline::ConfigureTransformFeedbackImpl() const {
- glTransformFeedbackAttribsNV(num_xfb_attribs, xfb_attribs.data(), GL_SEPARATE_ATTRIBS);
+ const GLenum buffer_mode =
+ num_xfb_buffers_active == 1 ? GL_INTERLEAVED_ATTRIBS : GL_SEPARATE_ATTRIBS;
+ glTransformFeedbackAttribsNV(num_xfb_attribs, xfb_attribs.data(), buffer_mode);
}
void GraphicsPipeline::GenerateTransformFeedbackState() {
@@ -567,12 +569,14 @@ void GraphicsPipeline::GenerateTransformFeedbackState() {
// when this is required.
GLint* cursor{xfb_attribs.data()};
+ num_xfb_buffers_active = 0;
for (size_t feedback = 0; feedback < Maxwell::NumTransformFeedbackBuffers; ++feedback) {
const auto& layout = key.xfb_state.layouts[feedback];
UNIMPLEMENTED_IF_MSG(layout.stride != layout.varying_count * 4, "Stride padding");
if (layout.varying_count == 0) {
continue;
}
+ num_xfb_buffers_active++;
const auto& locations = key.xfb_state.varyings[feedback];
std::optional<u32> current_index;
diff --git a/src/video_core/renderer_opengl/gl_graphics_pipeline.h b/src/video_core/renderer_opengl/gl_graphics_pipeline.h
index 74fc9cc3d..2f70c1ae9 100644
--- a/src/video_core/renderer_opengl/gl_graphics_pipeline.h
+++ b/src/video_core/renderer_opengl/gl_graphics_pipeline.h
@@ -154,6 +154,7 @@ private:
static constexpr std::size_t XFB_ENTRY_STRIDE = 3;
GLsizei num_xfb_attribs{};
+ u32 num_xfb_buffers_active{};
std::array<GLint, 128 * XFB_ENTRY_STRIDE * Maxwell::NumTransformFeedbackBuffers> xfb_attribs{};
std::mutex built_mutex;