gl_rasterizer: Implement RASTERIZE_ENABLE

RASTERIZE_ENABLE is the opposite of GL_RASTERIZER_DISCARD. Implement it
naturally using this.

NVN games expect rasterize to be enabled by default, reflect that in our
initial GPU state.

2 files changed, 9 insertions, 4 deletions

diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp
index 15a7a9d6a..e1cb8b0b0 100644
--- a/src/video_core/engines/maxwell_3d.cpp
+++ b/src/video_core/engines/maxwell_3d.cpp
@@ -88,11 +88,11 @@ void Maxwell3D::InitializeRegisterDefaults() {
         color_mask.A.Assign(1);
     }
 
-    // Commercial games seem to assume this value is enabled and nouveau sets this value manually.
+    // NVN games expect these values to be enabled at boot
+    regs.rasterize_enable = 1;
     regs.rt_separate_frag_data = 1;
-
-    // Some games (like Super Mario Odyssey) assume that SRGB is enabled.
     regs.framebuffer_srgb = 1;
+
     mme_inline[MAXWELL3D_REG_INDEX(draw.vertex_end_gl)] = true;
     mme_inline[MAXWELL3D_REG_INDEX(draw.vertex_begin_gl)] = true;
     mme_inline[MAXWELL3D_REG_INDEX(vertex_buffer.count)] = true;
diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h
index dbb4e597f..870b359be 100644
--- a/src/video_core/engines/maxwell_3d.h
+++ b/src/video_core/engines/maxwell_3d.h
@@ -657,7 +657,11 @@ public:
                 std::array<f32, 4> tess_level_outer;
                 std::array<f32, 2> tess_level_inner;
 
-                INSERT_UNION_PADDING_WORDS(0x102);
+                INSERT_UNION_PADDING_WORDS(0x10);
+
+                u32 rasterize_enable;
+
+                INSERT_UNION_PADDING_WORDS(0xF1);
 
                 u32 tfb_enabled;
 
@@ -1420,6 +1424,7 @@ ASSERT_REG_POSITION(sync_info, 0xB2);
 ASSERT_REG_POSITION(tess_mode, 0xC8);
 ASSERT_REG_POSITION(tess_level_outer, 0xC9);
 ASSERT_REG_POSITION(tess_level_inner, 0xCD);
+ASSERT_REG_POSITION(rasterize_enable, 0xDF);
 ASSERT_REG_POSITION(tfb_enabled, 0x1D1);
 ASSERT_REG_POSITION(rt, 0x200);
 ASSERT_REG_POSITION(viewport_transform, 0x280);