From 86d5b4e556072e86b9af3ac8a4ef6842a8d9df67 Mon Sep 17 00:00:00 2001 From: FengChen Date: Mon, 12 Dec 2022 22:17:33 +0800 Subject: video_core: Implement vulkan QuadStrip topology --- src/video_core/renderer_vulkan/vk_rasterizer.cpp | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'src/video_core/renderer_vulkan/vk_rasterizer.cpp') diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp index 823b9ca2a..3774f303a 100644 --- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp +++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp @@ -138,12 +138,16 @@ DrawParams MakeDrawParams(const MaxwellDrawState& draw_state, u32 num_instances, .first_index = is_indexed ? draw_state.index_buffer.first : 0, .is_indexed = is_indexed, }; + // 6 triangle vertices per quad, base vertex is part of the index + // See BindQuadIndexBuffer for more details if (draw_state.topology == Maxwell::PrimitiveTopology::Quads) { - // 6 triangle vertices per quad, base vertex is part of the index - // See BindQuadArrayIndexBuffer for more details params.num_vertices = (params.num_vertices / 4) * 6; params.base_vertex = 0; params.is_indexed = true; + } else if (draw_state.topology == Maxwell::PrimitiveTopology::QuadStrip) { + params.num_vertices = (params.num_vertices - 2) / 2 * 6; + params.base_vertex = 0; + params.is_indexed = true; } return params; } -- cgit v1.2.3