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authorJames Rowe <jroweboy@gmail.com>2018-01-12 04:07:44 +0100
committerJames Rowe <jroweboy@gmail.com>2018-01-13 03:11:03 +0100
commit1d28b2e142f845773e2b90e267d9632e196a99b9 (patch)
tree027a3586a0fc927731afb3711c328c6dafc8551f /src/video_core/pica_state.h
parentMassive removal of unused modules (diff)
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Diffstat (limited to 'src/video_core/pica_state.h')
-rw-r--r--src/video_core/pica_state.h159
1 files changed, 0 insertions, 159 deletions
diff --git a/src/video_core/pica_state.h b/src/video_core/pica_state.h
deleted file mode 100644
index c6634a0bc..000000000
--- a/src/video_core/pica_state.h
+++ /dev/null
@@ -1,159 +0,0 @@
-// Copyright 2016 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include <array>
-#include "common/bit_field.h"
-#include "common/common_types.h"
-#include "common/vector_math.h"
-#include "video_core/geometry_pipeline.h"
-#include "video_core/primitive_assembly.h"
-#include "video_core/regs.h"
-#include "video_core/shader/shader.h"
-
-namespace Pica {
-
-/// Struct used to describe current Pica state
-struct State {
- State();
- void Reset();
-
- /// Pica registers
- Regs regs;
-
- Shader::ShaderSetup vs;
- Shader::ShaderSetup gs;
-
- Shader::AttributeBuffer input_default_attributes;
-
- struct ProcTex {
- union ValueEntry {
- u32 raw;
-
- // LUT value, encoded as 12-bit fixed point, with 12 fraction bits
- BitField<0, 12, u32> value; // 0.0.12 fixed point
-
- // Difference between two entry values. Used for efficient interpolation.
- // 0.0.12 fixed point with two's complement. The range is [-0.5, 0.5).
- // Note: the type of this is different from the one of lighting LUT
- BitField<12, 12, s32> difference;
-
- float ToFloat() const {
- return static_cast<float>(value) / 4095.f;
- }
-
- float DiffToFloat() const {
- return static_cast<float>(difference) / 4095.f;
- }
- };
-
- union ColorEntry {
- u32 raw;
- BitField<0, 8, u32> r;
- BitField<8, 8, u32> g;
- BitField<16, 8, u32> b;
- BitField<24, 8, u32> a;
-
- Math::Vec4<u8> ToVector() const {
- return {static_cast<u8>(r), static_cast<u8>(g), static_cast<u8>(b),
- static_cast<u8>(a)};
- }
- };
-
- union ColorDifferenceEntry {
- u32 raw;
- BitField<0, 8, s32> r; // half of the difference between two ColorEntry
- BitField<8, 8, s32> g;
- BitField<16, 8, s32> b;
- BitField<24, 8, s32> a;
-
- Math::Vec4<s32> ToVector() const {
- return Math::Vec4<s32>{r, g, b, a} * 2;
- }
- };
-
- std::array<ValueEntry, 128> noise_table;
- std::array<ValueEntry, 128> color_map_table;
- std::array<ValueEntry, 128> alpha_map_table;
- std::array<ColorEntry, 256> color_table;
- std::array<ColorDifferenceEntry, 256> color_diff_table;
- } proctex;
-
- struct Lighting {
- union LutEntry {
- // Used for raw access
- u32 raw;
-
- // LUT value, encoded as 12-bit fixed point, with 12 fraction bits
- BitField<0, 12, u32> value; // 0.0.12 fixed point
-
- // Used for efficient interpolation.
- BitField<12, 11, u32> difference; // 0.0.11 fixed point
- BitField<23, 1, u32> neg_difference;
-
- float ToFloat() const {
- return static_cast<float>(value) / 4095.f;
- }
-
- float DiffToFloat() const {
- float diff = static_cast<float>(difference) / 2047.f;
- return neg_difference ? -diff : diff;
- }
- };
-
- std::array<std::array<LutEntry, 256>, 24> luts;
- } lighting;
-
- struct {
- union LutEntry {
- // Used for raw access
- u32 raw;
-
- BitField<0, 13, s32> difference; // 1.1.11 fixed point
- BitField<13, 11, u32> value; // 0.0.11 fixed point
-
- float ToFloat() const {
- return static_cast<float>(value) / 2047.0f;
- }
-
- float DiffToFloat() const {
- return static_cast<float>(difference) / 2047.0f;
- }
- };
-
- std::array<LutEntry, 128> lut;
- } fog;
-
- /// Current Pica command list
- struct {
- const u32* head_ptr;
- const u32* current_ptr;
- u32 length;
- } cmd_list;
-
- /// Struct used to describe immediate mode rendering state
- struct ImmediateModeState {
- // Used to buffer partial vertices for immediate-mode rendering.
- Shader::AttributeBuffer input_vertex;
- // Index of the next attribute to be loaded into `input_vertex`.
- u32 current_attribute = 0;
- // Indicates the immediate mode just started and the geometry pipeline needs to reconfigure
- bool reset_geometry_pipeline = true;
- } immediate;
-
- // the geometry shader needs to be kept in the global state because some shaders relie on
- // preserved register value across shader invocation.
- // TODO: also bring the three vertex shader units here and implement the shader scheduler.
- Shader::GSUnitState gs_unit;
-
- GeometryPipeline geometry_pipeline;
-
- // This is constructed with a dummy triangle topology
- PrimitiveAssembler<Shader::OutputVertex> primitive_assembler;
-};
-
-extern State g_state; ///< Current Pica state
-
-} // namespace