5 files changed, 45 insertions, 8 deletions

diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index 44850d193..1fcd13f04 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -452,6 +452,7 @@ void RasterizerOpenGL::DrawArrays() {
     SyncCullMode();
     SyncAlphaTest();
     SyncTransformFeedback();
+    SyncPointState();
 
     // TODO(bunnei): Sync framebuffer_scale uniform here
     // TODO(bunnei): Sync scissorbox uniform(s) here
@@ -905,4 +906,10 @@ void RasterizerOpenGL::SyncTransformFeedback() {
     }
 }
 
+void RasterizerOpenGL::SyncPointState() {
+    const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
+
+    state.point.size = regs.point_size;
+}
+
 } // namespace OpenGL
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h
index c3f1e14bf..4c8ecbd1c 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer.h
@@ -164,6 +164,9 @@ private:
     /// Syncs the transform feedback state to match the guest state
     void SyncTransformFeedback();
 
+    /// Syncs the point state to match the guest state
+    void SyncPointState();
+
     bool has_ARB_direct_state_access = false;
     bool has_ARB_multi_bind = false;
     bool has_ARB_separate_shader_objects = false;
@@ -184,7 +187,7 @@ private:
              OGLVertexArray>
         vertex_array_cache;
 
-    std::array<SamplerInfo, GLShader::NumTextureSamplers> texture_samplers;
+    std::array<SamplerInfo, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> texture_samplers;
 
     static constexpr std::size_t STREAM_BUFFER_SIZE = 128 * 1024 * 1024;
     OGLBufferCache buffer_cache;
diff --git a/src/video_core/renderer_opengl/gl_shader_manager.h b/src/video_core/renderer_opengl/gl_shader_manager.h
index b86cd96e8..3de15ba9b 100644
--- a/src/video_core/renderer_opengl/gl_shader_manager.h
+++ b/src/video_core/renderer_opengl/gl_shader_manager.h
@@ -11,9 +11,6 @@
 
 namespace OpenGL::GLShader {
 
-/// Number of OpenGL texture samplers that can be used in the fragment shader
-static constexpr std::size_t NumTextureSamplers = 32;
-
 using Tegra::Engines::Maxwell3D;
 
 /// Uniform structure for the Uniform Buffer Object, all vectors must be 16-byte aligned
diff --git a/src/video_core/renderer_opengl/gl_state.cpp b/src/video_core/renderer_opengl/gl_state.cpp
index e5173e20a..1fe26a2a9 100644
--- a/src/video_core/renderer_opengl/gl_state.cpp
+++ b/src/video_core/renderer_opengl/gl_state.cpp
@@ -79,6 +79,8 @@ OpenGLState::OpenGLState() {
     viewport.height = 0;
 
     clip_distance = {};
+
+    point.size = 1;
 }
 
 void OpenGLState::Apply() const {
@@ -205,9 +207,6 @@ void OpenGLState::Apply() const {
             glActiveTexture(TextureUnits::MaxwellTexture(static_cast<int>(i)).Enum());
             glBindTexture(texture_unit.target, texture_unit.texture);
         }
-        if (texture_unit.sampler != cur_state_texture_unit.sampler) {
-            glBindSampler(static_cast<GLuint>(i), texture_unit.sampler);
-        }
         // Update the texture swizzle
         if (texture_unit.swizzle.r != cur_state_texture_unit.swizzle.r ||
             texture_unit.swizzle.g != cur_state_texture_unit.swizzle.g ||
@@ -219,6 +218,27 @@ void OpenGLState::Apply() const {
         }
     }
 
+    // Samplers
+    {
+        bool has_delta{};
+        std::size_t first{}, last{};
+        std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> samplers;
+        for (std::size_t i = 0; i < std::size(samplers); ++i) {
+            samplers[i] = texture_units[i].sampler;
+            if (samplers[i] != cur_state.texture_units[i].sampler) {
+                if (!has_delta) {
+                    first = i;
+                    has_delta = true;
+                }
+                last = i;
+            }
+        }
+        if (has_delta) {
+            glBindSamplers(static_cast<GLuint>(first), static_cast<GLsizei>(last - first + 1),
+                           samplers.data());
+        }
+    }
+
     // Framebuffer
     if (draw.read_framebuffer != cur_state.draw.read_framebuffer) {
         glBindFramebuffer(GL_READ_FRAMEBUFFER, draw.read_framebuffer);
@@ -283,6 +303,11 @@ void OpenGLState::Apply() const {
         }
     }
 
+    // Point
+    if (point.size != cur_state.point.size) {
+        glPointSize(point.size);
+    }
+
     cur_state = *this;
 }
 
diff --git a/src/video_core/renderer_opengl/gl_state.h b/src/video_core/renderer_opengl/gl_state.h
index 9a93029d8..dc21a2ee3 100644
--- a/src/video_core/renderer_opengl/gl_state.h
+++ b/src/video_core/renderer_opengl/gl_state.h
@@ -6,6 +6,7 @@
 
 #include <array>
 #include <glad/glad.h>
+#include "video_core/engines/maxwell_3d.h"
 
 namespace OpenGL {
 
@@ -114,7 +115,7 @@ public:
             target = GL_TEXTURE_2D;
         }
     };
-    std::array<TextureUnit, 32> texture_units;
+    std::array<TextureUnit, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> texture_units;
 
     struct {
         GLuint read_framebuffer; // GL_READ_FRAMEBUFFER_BINDING
@@ -141,6 +142,10 @@ public:
         GLsizei height;
     } viewport;
 
+    struct {
+        float size; // GL_POINT_SIZE
+    } point;
+
     std::array<bool, 2> clip_distance; // GL_CLIP_DISTANCE
 
     OpenGLState();