From 370ab5df9b34882fb17d5fe680b4c48f6d56065c Mon Sep 17 00:00:00 2001
From: Subv <subv2112@gmail.com>
Date: Sat, 19 May 2018 11:36:09 -0500
Subject: [PATCH] GLRenderer: Remove unused vertex buffer and increase the size
of the stream buffer to 128 MB.
The stream buffer is where all the vertex data is copied, some games require this to be much bigger than the 4 MB we used to have.
---
src/video_core/renderer_opengl/gl_rasterizer.cpp | 5 +----
src/video_core/renderer_opengl/gl_rasterizer.h | 7 ++-----
2 files changed, 3 insertions(+), 9 deletions(-)
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index 9072361363..39546b7efd 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -75,14 +75,11 @@ RasterizerOpenGL::RasterizerOpenGL() {
// Clipping plane 0 is always enabled for PICA fixed clip plane z <= 0
state.clip_distance[0] = true;
- // Generate VBO, VAO and UBO
- vertex_buffer = OGLStreamBuffer::MakeBuffer(GLAD_GL_ARB_buffer_storage, GL_ARRAY_BUFFER);
- vertex_buffer->Create(VERTEX_BUFFER_SIZE, VERTEX_BUFFER_SIZE / 2);
+ // Generate VAO and UBO
sw_vao.Create();
uniform_buffer.Create();
state.draw.vertex_array = sw_vao.handle;
- state.draw.vertex_buffer = vertex_buffer->GetHandle();
state.draw.uniform_buffer = uniform_buffer.handle;
state.Apply();
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h
index 9709e595e9..158b74436e 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer.h
@@ -141,14 +141,11 @@ private:
Tegra::Engines::Maxwell3D::Regs::MaxShaderStage>
ssbos;
- static constexpr size_t VERTEX_BUFFER_SIZE = 128 * 1024 * 1024;
- std::unique_ptr<OGLStreamBuffer> vertex_buffer;
+ static constexpr size_t STREAM_BUFFER_SIZE = 128 * 1024 * 1024;
+ std::unique_ptr<OGLStreamBuffer> stream_buffer;
OGLBuffer uniform_buffer;
OGLFramebuffer framebuffer;
- static constexpr size_t STREAM_BUFFER_SIZE = 4 * 1024 * 1024;
- std::unique_ptr<OGLStreamBuffer> stream_buffer;
-
size_t CalculateVertexArraysSize() const;
std::pair<u8*, GLintptr> SetupVertexArrays(u8* array_ptr, GLintptr buffer_offset);
--
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