diff options
Diffstat (limited to 'src/video_core')
| -rw-r--r-- | src/video_core/vertex_shader.cpp | 44 |
1 files changed, 24 insertions, 20 deletions
diff --git a/src/video_core/vertex_shader.cpp b/src/video_core/vertex_shader.cpp index 4eb3e743e..e8d865172 100644 --- a/src/video_core/vertex_shader.cpp +++ b/src/video_core/vertex_shader.cpp @@ -72,7 +72,7 @@ struct VertexShaderState { u32* program_counter; const float24* input_register_table[16]; - float24* output_register_table[7*4]; + Math::Vec4<float24> output_registers[16]; Math::Vec4<float24> temporary_registers[16]; bool conditional_code[2]; @@ -198,8 +198,7 @@ static void ProcessShaderCode(VertexShaderState& state) { src2[3] = src2[3] * float24::FromFloat32(-1); } - float24* dest = (instr.common.dest.Value() < 0x08) ? state.output_register_table[4*instr.common.dest.Value().GetIndex()] - : (instr.common.dest.Value() < 0x10) ? dummy_vec4_float24 + float24* dest = (instr.common.dest.Value() < 0x10) ? &state.output_registers[instr.common.dest.Value().GetIndex()][0] : (instr.common.dest.Value() < 0x20) ? &state.temporary_registers[instr.common.dest.Value().GetIndex()][0] : dummy_vec4_float24; @@ -409,8 +408,7 @@ static void ProcessShaderCode(VertexShaderState& state) { src3[3] = src3[3] * float24::FromFloat32(-1); } - float24* dest = (instr.mad.dest.Value() < 0x08) ? state.output_register_table[4*instr.mad.dest.Value().GetIndex()] - : (instr.mad.dest.Value() < 0x10) ? dummy_vec4_float24 + float24* dest = (instr.mad.dest.Value() < 0x10) ? &state.output_registers[instr.mad.dest.Value().GetIndex()][0] : (instr.mad.dest.Value() < 0x20) ? &state.temporary_registers[instr.mad.dest.Value().GetIndex()][0] : dummy_vec4_float24; @@ -587,12 +585,18 @@ OutputVertex RunShader(const InputVertex& input, int num_attributes) { if(num_attributes > 14) state.input_register_table[attribute_register_map.attribute14_register] = &input.attr[14].x; if(num_attributes > 15) state.input_register_table[attribute_register_map.attribute15_register] = &input.attr[15].x; - // Setup output register table - OutputVertex ret; - // Zero output so that attributes which aren't output won't have denormals in them, which will - // slow us down later. - memset(&ret, 0, sizeof(ret)); + state.conditional_code[0] = false; + state.conditional_code[1] = false; + + ProcessShaderCode(state); + DebugUtils::DumpShader(shader_memory.data(), state.debug.max_offset, swizzle_data.data(), + state.debug.max_opdesc_id, registers.vs_main_offset, + registers.vs_output_attributes); + // Setup output data + OutputVertex ret; + // TODO(neobrain): Under some circumstances, up to 16 attributes may be output. We need to + // figure out what those circumstances are and enable the remaining outputs then. for (int i = 0; i < 7; ++i) { const auto& output_register_map = registers.vs_output_attributes[i]; @@ -601,18 +605,18 @@ OutputVertex RunShader(const InputVertex& input, int num_attributes) { output_register_map.map_z, output_register_map.map_w }; - for (int comp = 0; comp < 4; ++comp) - state.output_register_table[4*i+comp] = ((float24*)&ret) + semantics[comp]; + for (int comp = 0; comp < 4; ++comp) { + float24* out = ((float24*)&ret) + semantics[comp]; + if (semantics[comp] != Regs::VSOutputAttributes::INVALID) { + *out = state.output_registers[i][comp]; + } else { + // Zero output so that attributes which aren't output won't have denormals in them, + // which would slow us down later. + memset(out, 0, sizeof(*out)); + } + } } - state.conditional_code[0] = false; - state.conditional_code[1] = false; - - ProcessShaderCode(state); - DebugUtils::DumpShader(shader_memory.data(), state.debug.max_offset, swizzle_data.data(), - state.debug.max_opdesc_id, registers.vs_main_offset, - registers.vs_output_attributes); - LOG_TRACE(Render_Software, "Output vertex: pos (%.2f, %.2f, %.2f, %.2f), col(%.2f, %.2f, %.2f, %.2f), tc0(%.2f, %.2f)", ret.pos.x.ToFloat32(), ret.pos.y.ToFloat32(), ret.pos.z.ToFloat32(), ret.pos.w.ToFloat32(), ret.color.x.ToFloat32(), ret.color.y.ToFloat32(), ret.color.z.ToFloat32(), ret.color.w.ToFloat32(), |