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-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp240
1 files changed, 150 insertions, 90 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index a0527fe57..54cc47a9b 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -33,7 +33,8 @@ using Maxwell = Tegra::Engines::Maxwell3D::Regs;
using PixelFormat = VideoCore::Surface::PixelFormat;
using SurfaceType = VideoCore::Surface::SurfaceType;
-MICROPROFILE_DEFINE(OpenGL_VAO, "OpenGL", "Vertex Array Setup", MP_RGB(128, 128, 192));
+MICROPROFILE_DEFINE(OpenGL_VAO, "OpenGL", "Vertex Format Setup", MP_RGB(128, 128, 192));
+MICROPROFILE_DEFINE(OpenGL_VB, "OpenGL", "Vertex Buffer Setup", MP_RGB(128, 128, 192));
MICROPROFILE_DEFINE(OpenGL_Shader, "OpenGL", "Shader Setup", MP_RGB(128, 128, 192));
MICROPROFILE_DEFINE(OpenGL_UBO, "OpenGL", "Const Buffer Setup", MP_RGB(128, 128, 192));
MICROPROFILE_DEFINE(OpenGL_Index, "OpenGL", "Index Buffer Setup", MP_RGB(128, 128, 192));
@@ -79,7 +80,8 @@ struct DrawParameters {
};
RasterizerOpenGL::RasterizerOpenGL(Core::Frontend::EmuWindow& window, ScreenInfo& info)
- : emu_window{window}, screen_info{info}, buffer_cache(STREAM_BUFFER_SIZE) {
+ : res_cache{*this}, shader_cache{*this}, emu_window{window}, screen_info{info},
+ buffer_cache(*this, STREAM_BUFFER_SIZE) {
// Create sampler objects
for (std::size_t i = 0; i < texture_samplers.size(); ++i) {
texture_samplers[i].Create();
@@ -122,18 +124,23 @@ RasterizerOpenGL::RasterizerOpenGL(Core::Frontend::EmuWindow& window, ScreenInfo
RasterizerOpenGL::~RasterizerOpenGL() {}
-void RasterizerOpenGL::SetupVertexArrays() {
- MICROPROFILE_SCOPE(OpenGL_VAO);
- const auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
+void RasterizerOpenGL::SetupVertexFormat() {
+ auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
const auto& regs = gpu.regs;
+ if (!gpu.dirty_flags.vertex_attrib_format)
+ return;
+ 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;
if (is_cache_miss) {
VAO.Create();
state.draw.vertex_array = VAO.handle;
- state.Apply();
+ state.ApplyVertexBufferState();
// The index buffer binding is stored within the VAO. Stupid OpenGL, but easy to work
// around.
@@ -175,8 +182,13 @@ void RasterizerOpenGL::SetupVertexArrays() {
}
}
state.draw.vertex_array = VAO.handle;
- state.draw.vertex_buffer = buffer_cache.GetHandle();
- state.Apply();
+ state.ApplyVertexBufferState();
+}
+
+void RasterizerOpenGL::SetupVertexBuffer() {
+ MICROPROFILE_SCOPE(OpenGL_VB);
+ const auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
+ const auto& regs = gpu.regs;
// Upload all guest vertex arrays sequentially to our buffer
for (u32 index = 0; index < Maxwell::NumVertexArrays; ++index) {
@@ -203,6 +215,9 @@ void RasterizerOpenGL::SetupVertexArrays() {
glVertexBindingDivisor(index, 0);
}
}
+
+ // Implicit set by glBindVertexBuffer. Stupid glstate handling...
+ state.draw.vertex_buffer = buffer_cache.GetHandle();
}
DrawParameters RasterizerOpenGL::SetupDraw() {
@@ -327,8 +342,6 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
index++;
}
}
-
- state.Apply();
}
std::size_t RasterizerOpenGL::CalculateVertexArraysSize() const {
@@ -397,8 +410,8 @@ void RasterizerOpenGL::UpdatePagesCachedCount(VAddr addr, u64 size, int delta) {
cached_pages.add({pages_interval, delta});
}
-void RasterizerOpenGL::ConfigureFramebuffers(bool using_color_fb, bool using_depth_fb,
- bool preserve_contents,
+void RasterizerOpenGL::ConfigureFramebuffers(OpenGLState& current_state, bool using_color_fb,
+ bool using_depth_fb, bool preserve_contents,
std::optional<std::size_t> single_color_target) {
MICROPROFILE_SCOPE(OpenGL_Framebuffer);
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
@@ -414,9 +427,9 @@ void RasterizerOpenGL::ConfigureFramebuffers(bool using_color_fb, bool using_dep
ASSERT_MSG(regs.rt_separate_frag_data == 0, "Unimplemented");
// Bind the framebuffer surfaces
- state.draw.draw_framebuffer = framebuffer.handle;
- state.Apply();
- state.framebuffer_srgb.enabled = regs.framebuffer_srgb != 0;
+ current_state.draw.draw_framebuffer = framebuffer.handle;
+ current_state.ApplyFramebufferState();
+ current_state.framebuffer_srgb.enabled = regs.framebuffer_srgb != 0;
if (using_color_fb) {
if (single_color_target) {
@@ -494,10 +507,7 @@ void RasterizerOpenGL::ConfigureFramebuffers(bool using_color_fb, bool using_dep
glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D, 0,
0);
}
-
- SyncViewport();
-
- state.Apply();
+ SyncViewport(current_state);
}
void RasterizerOpenGL::Clear() {
@@ -510,22 +520,23 @@ void RasterizerOpenGL::Clear() {
bool use_stencil{};
OpenGLState clear_state;
- clear_state.draw.draw_framebuffer = framebuffer.handle;
- clear_state.color_mask.red_enabled = regs.clear_buffers.R ? GL_TRUE : GL_FALSE;
- clear_state.color_mask.green_enabled = regs.clear_buffers.G ? GL_TRUE : GL_FALSE;
- clear_state.color_mask.blue_enabled = regs.clear_buffers.B ? GL_TRUE : GL_FALSE;
- clear_state.color_mask.alpha_enabled = regs.clear_buffers.A ? GL_TRUE : GL_FALSE;
-
if (regs.clear_buffers.R || regs.clear_buffers.G || regs.clear_buffers.B ||
regs.clear_buffers.A) {
use_color = true;
}
+ if (use_color) {
+ clear_state.color_mask[0].red_enabled = regs.clear_buffers.R ? GL_TRUE : GL_FALSE;
+ clear_state.color_mask[0].green_enabled = regs.clear_buffers.G ? GL_TRUE : GL_FALSE;
+ clear_state.color_mask[0].blue_enabled = regs.clear_buffers.B ? GL_TRUE : GL_FALSE;
+ clear_state.color_mask[0].alpha_enabled = regs.clear_buffers.A ? GL_TRUE : GL_FALSE;
+ }
if (regs.clear_buffers.Z) {
ASSERT_MSG(regs.zeta_enable != 0, "Tried to clear Z but buffer is not enabled!");
use_depth = true;
// Always enable the depth write when clearing the depth buffer. The depth write mask is
- // ignored when clearing the buffer in the Switch, but OpenGL obeys it so we set it to true.
+ // ignored when clearing the buffer in the Switch, but OpenGL obeys it so we set it to
+ // true.
clear_state.depth.test_enabled = true;
clear_state.depth.test_func = GL_ALWAYS;
}
@@ -542,11 +553,8 @@ void RasterizerOpenGL::Clear() {
ScopeAcquireGLContext acquire_context{emu_window};
- ConfigureFramebuffers(use_color, use_depth || use_stencil, false,
+ ConfigureFramebuffers(clear_state, use_color, use_depth || use_stencil, false,
regs.clear_buffers.RT.Value());
- // Copy the sRGB setting to the clear state to avoid problem with
- // specific driver implementations
- clear_state.framebuffer_srgb.enabled = state.framebuffer_srgb.enabled;
clear_state.Apply();
if (use_color) {
@@ -572,15 +580,14 @@ void RasterizerOpenGL::DrawArrays() {
ScopeAcquireGLContext acquire_context{emu_window};
- ConfigureFramebuffers();
-
+ ConfigureFramebuffers(state);
+ SyncColorMask();
SyncDepthTestState();
SyncStencilTestState();
SyncBlendState();
SyncLogicOpState();
SyncCullMode();
SyncPrimitiveRestart();
- SyncDepthRange();
SyncScissorTest();
// Alpha Testing is synced on shaders.
SyncTransformFeedback();
@@ -594,7 +601,7 @@ void RasterizerOpenGL::DrawArrays() {
const bool is_indexed = accelerate_draw == AccelDraw::Indexed;
state.draw.vertex_buffer = buffer_cache.GetHandle();
- state.Apply();
+ state.ApplyVertexBufferState();
std::size_t buffer_size = CalculateVertexArraysSize();
@@ -621,7 +628,8 @@ void RasterizerOpenGL::DrawArrays() {
buffer_cache.Map(buffer_size);
- SetupVertexArrays();
+ SetupVertexFormat();
+ SetupVertexBuffer();
DrawParameters params = SetupDraw();
SetupShaders(params.primitive_mode);
@@ -725,9 +733,9 @@ void RasterizerOpenGL::SamplerInfo::Create() {
glSamplerParameteri(sampler.handle, GL_TEXTURE_COMPARE_FUNC, GL_NEVER);
}
-void RasterizerOpenGL::SamplerInfo::SyncWithConfig(const Tegra::Texture::TSCEntry& config) {
+void RasterizerOpenGL::SamplerInfo::SyncWithConfig(const Tegra::Texture::FullTextureInfo& info) {
const GLuint s = sampler.handle;
-
+ const Tegra::Texture::TSCEntry& config = info.tsc;
if (mag_filter != config.mag_filter) {
mag_filter = config.mag_filter;
glSamplerParameteri(
@@ -778,6 +786,22 @@ void RasterizerOpenGL::SamplerInfo::SyncWithConfig(const Tegra::Texture::TSCEntr
glSamplerParameterfv(s, GL_TEXTURE_BORDER_COLOR, border_color.data());
}
}
+ if (info.tic.use_header_opt_control == 0) {
+ if (GLAD_GL_ARB_texture_filter_anisotropic) {
+ glSamplerParameterf(s, GL_TEXTURE_MAX_ANISOTROPY,
+ static_cast<float>(1 << info.tic.max_anisotropy.Value()));
+ } else if (GLAD_GL_EXT_texture_filter_anisotropic) {
+ glSamplerParameterf(s, GL_TEXTURE_MAX_ANISOTROPY_EXT,
+ static_cast<float>(1 << info.tic.max_anisotropy.Value()));
+ }
+ glSamplerParameterf(s, GL_TEXTURE_MIN_LOD,
+ static_cast<float>(info.tic.res_min_mip_level.Value()));
+ glSamplerParameterf(s, GL_TEXTURE_MAX_LOD,
+ static_cast<float>(info.tic.res_max_mip_level.Value() == 0
+ ? 16
+ : info.tic.res_max_mip_level.Value()));
+ glSamplerParameterf(s, GL_TEXTURE_LOD_BIAS, info.tic.mip_lod_bias.Value() / 256.f);
+ }
}
u32 RasterizerOpenGL::SetupConstBuffers(Maxwell::ShaderStage stage, Shader& shader,
@@ -875,7 +899,7 @@ u32 RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, Shader& shader,
continue;
}
- texture_samplers[current_bindpoint].SyncWithConfig(texture.tsc);
+ texture_samplers[current_bindpoint].SyncWithConfig(texture);
Surface surface = res_cache.GetTextureSurface(texture, entry);
if (surface != nullptr) {
state.texture_units[current_bindpoint].texture = surface->Texture().handle;
@@ -897,14 +921,18 @@ u32 RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, Shader& shader,
return current_unit + static_cast<u32>(entries.size());
}
-void RasterizerOpenGL::SyncViewport() {
+void RasterizerOpenGL::SyncViewport(OpenGLState& current_state) {
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
- const MathUtil::Rectangle<s32> viewport_rect{regs.viewport_transform[0].GetRect()};
-
- state.viewport.x = viewport_rect.left;
- state.viewport.y = viewport_rect.bottom;
- state.viewport.width = static_cast<GLsizei>(viewport_rect.GetWidth());
- state.viewport.height = static_cast<GLsizei>(viewport_rect.GetHeight());
+ for (size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets; i++) {
+ const MathUtil::Rectangle<s32> viewport_rect{regs.viewport_transform[i].GetRect()};
+ auto& viewport = current_state.viewports[i];
+ viewport.x = viewport_rect.left;
+ viewport.y = viewport_rect.bottom;
+ viewport.width = static_cast<GLfloat>(viewport_rect.GetWidth());
+ viewport.height = static_cast<GLfloat>(viewport_rect.GetHeight());
+ viewport.depth_range_far = regs.viewport[i].depth_range_far;
+ viewport.depth_range_near = regs.viewport[i].depth_range_near;
+ }
}
void RasterizerOpenGL::SyncClipEnabled() {
@@ -946,13 +974,6 @@ void RasterizerOpenGL::SyncPrimitiveRestart() {
state.primitive_restart.index = regs.primitive_restart.index;
}
-void RasterizerOpenGL::SyncDepthRange() {
- const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
-
- state.depth.depth_range_near = regs.viewport->depth_range_near;
- state.depth.depth_range_far = regs.viewport->depth_range_far;
-}
-
void RasterizerOpenGL::SyncDepthTestState() {
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
@@ -973,9 +994,6 @@ void RasterizerOpenGL::SyncStencilTestState() {
return;
}
- // TODO(bunnei): Verify behavior when this is not set
- ASSERT(regs.stencil_two_side_enable);
-
state.stencil.front.test_func = MaxwellToGL::ComparisonOp(regs.stencil_front_func_func);
state.stencil.front.test_ref = regs.stencil_front_func_ref;
state.stencil.front.test_mask = regs.stencil_front_func_mask;
@@ -983,36 +1001,79 @@ void RasterizerOpenGL::SyncStencilTestState() {
state.stencil.front.action_depth_fail = MaxwellToGL::StencilOp(regs.stencil_front_op_zfail);
state.stencil.front.action_depth_pass = MaxwellToGL::StencilOp(regs.stencil_front_op_zpass);
state.stencil.front.write_mask = regs.stencil_front_mask;
+ if (regs.stencil_two_side_enable) {
+ state.stencil.back.test_func = MaxwellToGL::ComparisonOp(regs.stencil_back_func_func);
+ state.stencil.back.test_ref = regs.stencil_back_func_ref;
+ state.stencil.back.test_mask = regs.stencil_back_func_mask;
+ state.stencil.back.action_stencil_fail = MaxwellToGL::StencilOp(regs.stencil_back_op_fail);
+ state.stencil.back.action_depth_fail = MaxwellToGL::StencilOp(regs.stencil_back_op_zfail);
+ state.stencil.back.action_depth_pass = MaxwellToGL::StencilOp(regs.stencil_back_op_zpass);
+ state.stencil.back.write_mask = regs.stencil_back_mask;
+ } else {
+ state.stencil.back.test_func = GL_ALWAYS;
+ state.stencil.back.test_ref = 0;
+ state.stencil.back.test_mask = 0xFFFFFFFF;
+ state.stencil.back.write_mask = 0xFFFFFFFF;
+ state.stencil.back.action_stencil_fail = GL_KEEP;
+ state.stencil.back.action_depth_fail = GL_KEEP;
+ state.stencil.back.action_depth_pass = GL_KEEP;
+ }
+}
- state.stencil.back.test_func = MaxwellToGL::ComparisonOp(regs.stencil_back_func_func);
- state.stencil.back.test_ref = regs.stencil_back_func_ref;
- state.stencil.back.test_mask = regs.stencil_back_func_mask;
- state.stencil.back.action_stencil_fail = MaxwellToGL::StencilOp(regs.stencil_back_op_fail);
- state.stencil.back.action_depth_fail = MaxwellToGL::StencilOp(regs.stencil_back_op_zfail);
- state.stencil.back.action_depth_pass = MaxwellToGL::StencilOp(regs.stencil_back_op_zpass);
- state.stencil.back.write_mask = regs.stencil_back_mask;
+void RasterizerOpenGL::SyncColorMask() {
+ const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
+ for (size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets; i++) {
+ const auto& source = regs.color_mask[regs.color_mask_common ? 0 : i];
+ auto& dest = state.color_mask[i];
+ dest.red_enabled = (source.R == 0) ? GL_FALSE : GL_TRUE;
+ dest.green_enabled = (source.G == 0) ? GL_FALSE : GL_TRUE;
+ dest.blue_enabled = (source.B == 0) ? GL_FALSE : GL_TRUE;
+ dest.alpha_enabled = (source.A == 0) ? GL_FALSE : GL_TRUE;
+ }
}
void RasterizerOpenGL::SyncBlendState() {
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
- // TODO(Subv): Support more than just render target 0.
- state.blend.enabled = regs.blend.enable[0] != 0;
-
- if (!state.blend.enabled)
+ state.blend_color.red = regs.blend_color.r;
+ state.blend_color.green = regs.blend_color.g;
+ state.blend_color.blue = regs.blend_color.b;
+ state.blend_color.alpha = regs.blend_color.a;
+
+ state.independant_blend.enabled = regs.independent_blend_enable;
+ if (!state.independant_blend.enabled) {
+ auto& blend = state.blend[0];
+ blend.enabled = regs.blend.enable[0] != 0;
+ blend.separate_alpha = regs.blend.separate_alpha;
+ blend.rgb_equation = MaxwellToGL::BlendEquation(regs.blend.equation_rgb);
+ blend.src_rgb_func = MaxwellToGL::BlendFunc(regs.blend.factor_source_rgb);
+ blend.dst_rgb_func = MaxwellToGL::BlendFunc(regs.blend.factor_dest_rgb);
+ if (blend.separate_alpha) {
+ blend.a_equation = MaxwellToGL::BlendEquation(regs.blend.equation_a);
+ blend.src_a_func = MaxwellToGL::BlendFunc(regs.blend.factor_source_a);
+ blend.dst_a_func = MaxwellToGL::BlendFunc(regs.blend.factor_dest_a);
+ }
+ for (size_t i = 1; i < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets; i++) {
+ state.blend[i].enabled = false;
+ }
return;
+ }
- ASSERT_MSG(regs.logic_op.enable == 0,
- "Blending and logic op can't be enabled at the same time.");
-
- ASSERT_MSG(regs.independent_blend_enable == 1, "Only independent blending is implemented");
- ASSERT_MSG(!regs.independent_blend[0].separate_alpha, "Unimplemented");
- state.blend.rgb_equation = MaxwellToGL::BlendEquation(regs.independent_blend[0].equation_rgb);
- state.blend.src_rgb_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_source_rgb);
- state.blend.dst_rgb_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_dest_rgb);
- state.blend.a_equation = MaxwellToGL::BlendEquation(regs.independent_blend[0].equation_a);
- state.blend.src_a_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_source_a);
- state.blend.dst_a_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_dest_a);
+ for (size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets; i++) {
+ auto& blend = state.blend[i];
+ blend.enabled = regs.blend.enable[i] != 0;
+ if (!blend.enabled)
+ continue;
+ blend.separate_alpha = regs.independent_blend[i].separate_alpha;
+ blend.rgb_equation = MaxwellToGL::BlendEquation(regs.independent_blend[i].equation_rgb);
+ blend.src_rgb_func = MaxwellToGL::BlendFunc(regs.independent_blend[i].factor_source_rgb);
+ blend.dst_rgb_func = MaxwellToGL::BlendFunc(regs.independent_blend[i].factor_dest_rgb);
+ if (blend.separate_alpha) {
+ blend.a_equation = MaxwellToGL::BlendEquation(regs.independent_blend[i].equation_a);
+ blend.src_a_func = MaxwellToGL::BlendFunc(regs.independent_blend[i].factor_source_a);
+ blend.dst_a_func = MaxwellToGL::BlendFunc(regs.independent_blend[i].factor_dest_a);
+ }
+ }
}
void RasterizerOpenGL::SyncLogicOpState() {
@@ -1031,19 +1092,19 @@ void RasterizerOpenGL::SyncLogicOpState() {
}
void RasterizerOpenGL::SyncScissorTest() {
+ // TODO: what is the correct behavior here, a single scissor for all targets
+ // or scissor disabled for the rest of the targets?
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
-
state.scissor.enabled = (regs.scissor_test.enable != 0);
- // TODO(Blinkhawk): Figure if the hardware supports scissor testing per viewport and how it's
- // implemented.
- if (regs.scissor_test.enable != 0) {
- const u32 width = regs.scissor_test.max_x - regs.scissor_test.min_x;
- const u32 height = regs.scissor_test.max_y - regs.scissor_test.min_y;
- state.scissor.x = regs.scissor_test.min_x;
- state.scissor.y = regs.scissor_test.min_y;
- state.scissor.width = width;
- state.scissor.height = height;
+ if (regs.scissor_test.enable == 0) {
+ return;
}
+ const u32 width = regs.scissor_test.max_x - regs.scissor_test.min_x;
+ const u32 height = regs.scissor_test.max_y - regs.scissor_test.min_y;
+ state.scissor.x = regs.scissor_test.min_x;
+ state.scissor.y = regs.scissor_test.min_y;
+ state.scissor.width = width;
+ state.scissor.height = height;
}
void RasterizerOpenGL::SyncTransformFeedback() {
@@ -1068,9 +1129,8 @@ void RasterizerOpenGL::CheckAlphaTests() {
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
if (regs.alpha_test_enabled != 0 && regs.rt_control.count > 1) {
- LOG_CRITICAL(
- Render_OpenGL,
- "Alpha Testing is enabled with Multiple Render Targets, this behavior is undefined.");
+ LOG_CRITICAL(Render_OpenGL, "Alpha Testing is enabled with Multiple Render Targets, "
+ "this behavior is undefined.");
UNREACHABLE();
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-05 23:29:23 +0200