diff options
Diffstat (limited to 'src/video_core/renderer_opengl/gl_rasterizer.cpp')
-rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.cpp | 62 |
1 files changed, 28 insertions, 34 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index 089daf96f..7ce8c2bcc 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -135,27 +135,25 @@ void RasterizerOpenGL::CheckExtensions() { } } -void RasterizerOpenGL::SetupVertexFormat() { +GLuint RasterizerOpenGL::SetupVertexFormat() { auto& gpu = Core::System::GetInstance().GPU().Maxwell3D(); const auto& regs = gpu.regs; - if (!gpu.dirty_flags.vertex_attrib_format) - return; + if (!gpu.dirty_flags.vertex_attrib_format) { + return state.draw.vertex_array; + } gpu.dirty_flags.vertex_attrib_format = false; MICROPROFILE_SCOPE(OpenGL_VAO); auto [iter, is_cache_miss] = vertex_array_cache.try_emplace(regs.vertex_attrib_format); - auto& VAO = iter->second; + auto& vao_entry = iter->second; if (is_cache_miss) { - VAO.Create(); - state.draw.vertex_array = VAO.handle; - state.ApplyVertexBufferState(); + vao_entry.Create(); + const GLuint vao = vao_entry.handle; - // The index buffer binding is stored within the VAO. Stupid OpenGL, but easy to work - // around. - glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, buffer_cache.GetHandle()); + glVertexArrayElementBuffer(vao, buffer_cache.GetHandle()); // Use the vertex array as-is, assumes that the data is formatted correctly for OpenGL. // Enables the first 16 vertex attributes always, as we don't know which ones are actually @@ -163,7 +161,7 @@ void RasterizerOpenGL::SetupVertexFormat() { // for now to avoid OpenGL errors. // TODO(Subv): Analyze the shader to identify which attributes are actually used and don't // assume every shader uses them all. - for (unsigned index = 0; index < 16; ++index) { + for (u32 index = 0; index < 16; ++index) { const auto& attrib = regs.vertex_attrib_format[index]; // Ignore invalid attributes. @@ -178,28 +176,29 @@ void RasterizerOpenGL::SetupVertexFormat() { ASSERT(buffer.IsEnabled()); - glEnableVertexAttribArray(index); + glEnableVertexArrayAttrib(vao, index); if (attrib.type == Tegra::Engines::Maxwell3D::Regs::VertexAttribute::Type::SignedInt || attrib.type == Tegra::Engines::Maxwell3D::Regs::VertexAttribute::Type::UnsignedInt) { - glVertexAttribIFormat(index, attrib.ComponentCount(), - MaxwellToGL::VertexType(attrib), attrib.offset); + glVertexArrayAttribIFormat(vao, index, attrib.ComponentCount(), + MaxwellToGL::VertexType(attrib), attrib.offset); } else { - glVertexAttribFormat(index, attrib.ComponentCount(), - MaxwellToGL::VertexType(attrib), - attrib.IsNormalized() ? GL_TRUE : GL_FALSE, attrib.offset); + glVertexArrayAttribFormat( + vao, index, attrib.ComponentCount(), MaxwellToGL::VertexType(attrib), + attrib.IsNormalized() ? GL_TRUE : GL_FALSE, attrib.offset); } - glVertexAttribBinding(index, attrib.buffer); + glVertexArrayAttribBinding(vao, index, attrib.buffer); } } - state.draw.vertex_array = VAO.handle; - state.ApplyVertexBufferState(); // Rebinding the VAO invalidates the vertex buffer bindings. gpu.dirty_flags.vertex_array = 0xFFFFFFFF; + + state.draw.vertex_array = vao_entry.handle; + return vao_entry.handle; } -void RasterizerOpenGL::SetupVertexBuffer() { +void RasterizerOpenGL::SetupVertexBuffer(GLuint vao) { auto& gpu = Core::System::GetInstance().GPU().Maxwell3D(); const auto& regs = gpu.regs; @@ -217,7 +216,7 @@ void RasterizerOpenGL::SetupVertexBuffer() { if (!vertex_array.IsEnabled()) continue; - Tegra::GPUVAddr start = vertex_array.StartAddress(); + const Tegra::GPUVAddr start = vertex_array.StartAddress(); const Tegra::GPUVAddr end = regs.vertex_array_limit[index].LimitAddress(); ASSERT(end > start); @@ -225,21 +224,18 @@ void RasterizerOpenGL::SetupVertexBuffer() { const GLintptr vertex_buffer_offset = buffer_cache.UploadMemory(start, size); // Bind the vertex array to the buffer at the current offset. - glBindVertexBuffer(index, buffer_cache.GetHandle(), vertex_buffer_offset, - vertex_array.stride); + glVertexArrayVertexBuffer(vao, index, buffer_cache.GetHandle(), vertex_buffer_offset, + vertex_array.stride); if (regs.instanced_arrays.IsInstancingEnabled(index) && vertex_array.divisor != 0) { // Enable vertex buffer instancing with the specified divisor. - glVertexBindingDivisor(index, vertex_array.divisor); + glVertexArrayBindingDivisor(vao, index, vertex_array.divisor); } else { // Disable the vertex buffer instancing. - glVertexBindingDivisor(index, 0); + glVertexArrayBindingDivisor(vao, index, 0); } } - // Implicit set by glBindVertexBuffer. Stupid glstate handling... - state.draw.vertex_buffer = buffer_cache.GetHandle(); - gpu.dirty_flags.vertex_array = 0; } @@ -689,9 +685,6 @@ void RasterizerOpenGL::DrawArrays() { // Draw the vertex batch const bool is_indexed = accelerate_draw == AccelDraw::Indexed; - state.draw.vertex_buffer = buffer_cache.GetHandle(); - state.ApplyVertexBufferState(); - std::size_t buffer_size = CalculateVertexArraysSize(); // Add space for index buffer (keeping in mind non-core primitives) @@ -721,8 +714,9 @@ void RasterizerOpenGL::DrawArrays() { gpu.dirty_flags.vertex_array = 0xFFFFFFFF; } - SetupVertexFormat(); - SetupVertexBuffer(); + const GLuint vao = SetupVertexFormat(); + SetupVertexBuffer(vao); + DrawParameters params = SetupDraw(); SetupShaders(params.primitive_mode); |