diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp
index 5d6d217bb..8f2fd28c2 100644
--- a/src/video_core/engines/maxwell_3d.cpp
+++ b/src/video_core/engines/maxwell_3d.cpp
@@ -7,6 +7,7 @@
#include "common/assert.h"
#include "core/core.h"
#include "core/core_timing.h"
+#include "video_core/dirty_flags.h"
#include "video_core/engines/maxwell_3d.h"
#include "video_core/gpu.h"
#include "video_core/memory_manager.h"
@@ -208,6 +209,14 @@ void Maxwell3D::ProcessMethodCall(u32 method, u32 argument, u32 nonshadow_argume
return ProcessCBBind(4);
case MAXWELL3D_REG_INDEX(draw.vertex_end_gl):
return DrawArrays();
+ case MAXWELL3D_REG_INDEX(small_index):
+ regs.index_array.count = regs.small_index.count;
+ regs.index_array.first = regs.small_index.first;
+ dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
+ return DrawArrays();
+ case MAXWELL3D_REG_INDEX(topology_override):
+ use_topology_override = true;
+ return;
case MAXWELL3D_REG_INDEX(clear_buffers):
return ProcessClearBuffers();
case MAXWELL3D_REG_INDEX(query.query_get):
@@ -360,6 +369,35 @@ void Maxwell3D::CallMethodFromMME(u32 method, u32 method_argument) {
}
}
+void Maxwell3D::ProcessTopologyOverride() {
+ using PrimitiveTopology = Maxwell3D::Regs::PrimitiveTopology;
+ using PrimitiveTopologyOverride = Maxwell3D::Regs::PrimitiveTopologyOverride;
+
+ PrimitiveTopology topology{};
+
+ switch (regs.topology_override) {
+ case PrimitiveTopologyOverride::None:
+ topology = regs.draw.topology;
+ break;
+ case PrimitiveTopologyOverride::Points:
+ topology = PrimitiveTopology::Points;
+ break;
+ case PrimitiveTopologyOverride::Lines:
+ topology = PrimitiveTopology::Lines;
+ break;
+ case PrimitiveTopologyOverride::LineStrip:
+ topology = PrimitiveTopology::LineStrip;
+ break;
+ default:
+ topology = static_cast<PrimitiveTopology>(regs.topology_override);
+ break;
+ }
+
+ if (use_topology_override) {
+ regs.draw.topology.Assign(topology);
+ }
+}
+
void Maxwell3D::FlushMMEInlineDraw() {
LOG_TRACE(HW_GPU, "called, topology={}, count={}", regs.draw.topology.Value(),
regs.vertex_buffer.count);
@@ -370,6 +408,8 @@ void Maxwell3D::FlushMMEInlineDraw() {
ASSERT_MSG(!regs.draw.instance_next || !regs.draw.instance_cont,
"Illegal combination of instancing parameters");
+ ProcessTopologyOverride();
+
const bool is_indexed = mme_draw.current_mode == MMEDrawMode::Indexed;
if (ShouldExecute()) {
rasterizer->Draw(is_indexed, true);
@@ -529,6 +569,8 @@ void Maxwell3D::DrawArrays() {
ASSERT_MSG(!regs.draw.instance_next || !regs.draw.instance_cont,
"Illegal combination of instancing parameters");
+ ProcessTopologyOverride();
+
if (regs.draw.instance_next) {
// Increment the current instance *before* drawing.
state.current_instance += 1;
diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h
index dc9df6c8b..6d34da046 100644
--- a/src/video_core/engines/maxwell_3d.h
+++ b/src/video_core/engines/maxwell_3d.h
@@ -367,6 +367,22 @@ public:
Patches = 0xe,
};
+ // Constants as from NVC0_3D_UNK1970_D3D
+ // https://gitlab.freedesktop.org/mesa/mesa/-/blob/main/src/gallium/drivers/nouveau/nvc0/nvc0_3d.xml.h#L1598
+ enum class PrimitiveTopologyOverride : u32 {
+ None = 0x0,
+ Points = 0x1,
+ Lines = 0x2,
+ LineStrip = 0x3,
+ Triangles = 0x4,
+ TriangleStrip = 0x5,
+ LinesAdjacency = 0xa,
+ LineStripAdjacency = 0xb,
+ TrianglesAdjacency = 0xc,
+ TriangleStripAdjacency = 0xd,
+ Patches = 0xe,
+ };
+
enum class IndexFormat : u32 {
UnsignedByte = 0x0,
UnsignedShort = 0x1,
@@ -1200,7 +1216,12 @@ public:
}
} index_array;
- INSERT_PADDING_WORDS_NOINIT(0x7);
+ union {
+ BitField<0, 16, u32> first;
+ BitField<16, 16, u32> count;
+ } small_index;
+
+ INSERT_PADDING_WORDS_NOINIT(0x6);
INSERT_PADDING_WORDS_NOINIT(0x1F);
@@ -1244,7 +1265,11 @@ public:
BitField<11, 1, u32> depth_clamp_disabled;
} view_volume_clip_control;
- INSERT_PADDING_WORDS_NOINIT(0x1F);
+ INSERT_PADDING_WORDS_NOINIT(0xC);
+
+ PrimitiveTopologyOverride topology_override;
+
+ INSERT_PADDING_WORDS_NOINIT(0x12);
u32 depth_bounds_enable;
@@ -1531,6 +1556,9 @@ private:
/// Handles a write to the VERTEX_END_GL register, triggering a draw.
void DrawArrays();
+ /// Handles use of topology overrides (e.g., to avoid using a topology assigned from a macro)
+ void ProcessTopologyOverride();
+
// Handles a instance drawcall from MME
void StepInstance(MMEDrawMode expected_mode, u32 count);
@@ -1569,6 +1597,7 @@ private:
Upload::State upload_state;
bool execute_on{true};
+ bool use_topology_override{false};
};
#define ASSERT_REG_POSITION(field_name, position) \
@@ -1685,6 +1714,7 @@ ASSERT_REG_POSITION(draw, 0x585);
ASSERT_REG_POSITION(primitive_restart, 0x591);
ASSERT_REG_POSITION(provoking_vertex_last, 0x5A1);
ASSERT_REG_POSITION(index_array, 0x5F2);
+ASSERT_REG_POSITION(small_index, 0x5F9);
ASSERT_REG_POSITION(polygon_offset_clamp, 0x61F);
ASSERT_REG_POSITION(instanced_arrays, 0x620);
ASSERT_REG_POSITION(vp_point_size, 0x644);
@@ -1694,6 +1724,7 @@ ASSERT_REG_POSITION(cull_face, 0x648);
ASSERT_REG_POSITION(pixel_center_integer, 0x649);
ASSERT_REG_POSITION(viewport_transform_enabled, 0x64B);
ASSERT_REG_POSITION(view_volume_clip_control, 0x64F);
+ASSERT_REG_POSITION(topology_override, 0x65C);
ASSERT_REG_POSITION(depth_bounds_enable, 0x66F);
ASSERT_REG_POSITION(logic_op, 0x671);
ASSERT_REG_POSITION(clear_buffers, 0x674);
diff --git a/src/video_core/renderer_vulkan/vk_texture_cache.cpp b/src/video_core/renderer_vulkan/vk_texture_cache.cpp
index 0f62779de..ca6019a3a 100644
--- a/src/video_core/renderer_vulkan/vk_texture_cache.cpp
+++ b/src/video_core/renderer_vulkan/vk_texture_cache.cpp
@@ -1067,7 +1067,8 @@ void TextureCacheRuntime::ConvertImage(Framebuffer* dst, ImageView& dst_view, Im
}
break;
case PixelFormat::A8B8G8R8_UNORM:
- if (src_view.format == PixelFormat::S8_UINT_D24_UNORM) {
+ if (src_view.format == PixelFormat::S8_UINT_D24_UNORM ||
+ src_view.format == PixelFormat::D24_UNORM_S8_UINT) {
return blit_image_helper.ConvertD24S8ToABGR8(dst, src_view);
}
break;