diff options
Diffstat (limited to 'src/video_core/engines/maxwell_3d.cpp')
| -rw-r--r-- | src/video_core/engines/maxwell_3d.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp index 0ed7bc5d8..a388b3944 100644 --- a/src/video_core/engines/maxwell_3d.cpp +++ b/src/video_core/engines/maxwell_3d.cpp @@ -37,6 +37,7 @@ void Maxwell3D::InitializeRegisterDefaults() { regs.viewports[viewport].depth_range_near = 0.0f; regs.viewports[viewport].depth_range_far = 1.0f; } + // Doom and Bomberman seems to use the uninitialized registers and just enable blend // so initialize blend registers with sane values regs.blend.equation_rgb = Regs::Blend::Equation::Add; @@ -66,6 +67,7 @@ void Maxwell3D::InitializeRegisterDefaults() { regs.stencil_back_func_func = Regs::ComparisonOp::Always; regs.stencil_back_func_mask = 0xFFFFFFFF; regs.stencil_back_mask = 0xFFFFFFFF; + // TODO(Rodrigo): Most games do not set a point size. I think this is a case of a // register carrying a default value. Assume it's OpenGL's default (1). regs.point_size = 1.0f; @@ -78,6 +80,9 @@ void Maxwell3D::InitializeRegisterDefaults() { regs.color_mask[color_mask].B.Assign(1); regs.color_mask[color_mask].A.Assign(1); } + + // Commercial games seem to assume this value is enabled and nouveau sets this value manually. + regs.rt_separate_frag_data = 1; } void Maxwell3D::CallMacroMethod(u32 method, std::vector<u32> parameters) { @@ -135,6 +140,25 @@ void Maxwell3D::CallMethod(const GPU::MethodCall& method_call) { if (regs.reg_array[method_call.method] != method_call.argument) { regs.reg_array[method_call.method] = method_call.argument; + // Color buffers + constexpr u32 first_rt_reg = MAXWELL3D_REG_INDEX(rt); + constexpr u32 registers_per_rt = sizeof(regs.rt[0]) / sizeof(u32); + if (method_call.method >= first_rt_reg && + method_call.method < first_rt_reg + registers_per_rt * Regs::NumRenderTargets) { + const std::size_t rt_index = (method_call.method - first_rt_reg) / registers_per_rt; + dirty_flags.color_buffer |= 1u << static_cast<u32>(rt_index); + } + + // Zeta buffer + constexpr u32 registers_in_zeta = sizeof(regs.zeta) / sizeof(u32); + if (method_call.method == MAXWELL3D_REG_INDEX(zeta_enable) || + method_call.method == MAXWELL3D_REG_INDEX(zeta_width) || + method_call.method == MAXWELL3D_REG_INDEX(zeta_height) || + (method_call.method >= MAXWELL3D_REG_INDEX(zeta) && + method_call.method < MAXWELL3D_REG_INDEX(zeta) + registers_in_zeta)) { + dirty_flags.zeta_buffer = true; + } + // Shader constexpr u32 shader_registers_count = sizeof(regs.shader_config[0]) * Regs::MaxShaderProgram / sizeof(u32); |