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metaforce/Runtime/Graphics/CGraphics.hpp

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#pragma once
#include "Runtime/RetroTypes.hpp"
#include "Runtime/Graphics/GX.hpp"
#include "Runtime/Graphics/CTevCombiners.hpp"
#include "Runtime/ConsoleVariables/CVar.hpp"
#include <array>
#include <chrono>
#include <vector>
#include <zeus/CColor.hpp>
#include <zeus/CTransform.hpp>
#include <zeus/CVector2f.hpp>
#include <zeus/CVector2i.hpp>
#include <aurora/gfx.hpp>
#include <optick.h>
using frame_clock = std::chrono::high_resolution_clock;
namespace metaforce {
class CTexture;
extern CVar* g_disableLighting;
class CLight;
class CTimeProvider;
enum class ERglLight : u8 { Zero = 0, One, Two, Three, Four, Five, Six, Seven };
enum class ERglLightBits : u8 {
None = 0,
Zero = 1,
One = 1 << 1,
Two = 1 << 2,
Three = 1 << 3,
Four = 1 << 4,
Five = 1 << 5,
Six = 1 << 6,
Seven = 1 << 7
};
ENABLE_BITWISE_ENUM(ERglLightBits)
struct SViewport {
u32 x0_left;
u32 x4_top;
u32 x8_width;
u32 xc_height;
float x10_halfWidth;
float x14_halfHeight;
float aspect;
};
struct SClipScreenRect {
bool x0_valid = false;
int x4_left = 0;
int x8_top = 0;
int xc_width = 0;
int x10_height = 0;
int x14_dstWidth = 0;
float x18_uvXMin = 0.f;
float x1c_uvXMax = 0.f;
float x20_uvYMin = 0.f;
float x24_uvYMax = 0.f;
SClipScreenRect() = default;
SClipScreenRect(bool valid, int left, int top, int width, int height, int dstWidth, float uvXMin, float uvXMax,
float uvYMin, float uvYMax)
: x0_valid(valid)
, x4_left(left)
, x8_top(top)
, xc_width(width)
, x10_height(height)
, x14_dstWidth(dstWidth)
, x18_uvXMin(uvXMin)
, x1c_uvXMax(uvXMax)
, x20_uvYMin(uvYMin)
, x24_uvYMax(uvYMax) {}
SClipScreenRect(const aurora::gfx::ClipRect& rect) {
x4_left = rect.x;
x8_top = rect.y;
xc_width = rect.width;
x10_height = rect.height;
x14_dstWidth = rect.width;
}
SClipScreenRect(const SViewport& vp) {
x4_left = vp.x0_left;
x8_top = vp.x4_top;
xc_width = vp.x8_width;
x10_height = vp.xc_height;
}
};
#define DEPTH_FAR 1.f
#define DEPTH_SKY 0.999f
#define DEPTH_TARGET_MANAGER 0.12500012f
#define DEPTH_WORLD (1.f / 8.f)
#define DEPTH_GUN (1.f / 32.f)
#define DEPTH_SCREEN_ACTORS (1.f / 64.f)
#define DEPTH_HUD (1.f / 512.f)
#define DEPTH_NEAR 0.f
#define CUBEMAP_RES 256
#define CUBEMAP_MIPS 6
class CGraphics {
public:
struct CProjectionState {
bool x0_persp;
float x4_left;
float x8_right;
float xc_top;
float x10_bottom;
float x14_near;
float x18_far;
};
static CProjectionState g_Proj;
static zeus::CVector2f g_CachedDepthRange;
static CFogState g_Fog;
static SViewport g_Viewport;
static std::array<zeus::CColor, 3> g_ColorRegs;
static float g_ProjAspect;
static u32 g_NumLightsActive;
static u32 g_NumBreakpointsWaiting;
static u32 g_FlippingState;
static bool g_LastFrameUsedAbove;
static bool g_InterruptLastFrameUsedAbove;
static ERglLightBits g_LightActive;
static ERglLightBits g_LightsWereOn;
static zeus::CTransform g_GXModelView;
static zeus::CTransform g_GXModelViewInvXpose;
static zeus::CTransform g_GXModelMatrix;
static zeus::CTransform g_ViewMatrix;
static zeus::CVector3f g_ViewPoint;
static zeus::CTransform g_GXViewPointMatrix;
static zeus::CTransform g_CameraMatrix;
static SClipScreenRect g_CroppedViewport;
static bool g_IsGXModelMatrixIdentity;
static zeus::CColor g_ClearColor;
static float g_ClearDepthValue; // Was a 24bit value, we use a float range from [0,1]
static bool g_IsBeginSceneClearFb;
static ERglEnum g_depthFunc;
static ERglCullMode g_cullMode;
static void DisableAllLights();
static void LoadLight(ERglLight light, const CLight& info);
static void EnableLight(ERglLight light);
static void SetLightState(ERglLightBits lightState);
static void SetAmbientColor(const zeus::CColor& col);
static void SetFog(ERglFogMode mode, float startz, float endz, const zeus::CColor& color);
static void SetDepthWriteMode(bool test, ERglEnum comp, bool write);
static void SetBlendMode(ERglBlendMode, ERglBlendFactor, ERglBlendFactor, ERglLogicOp);
static void SetCullMode(ERglCullMode);
static void BeginScene();
static void EndScene();
static bool BeginRender2D(const CTexture& tex);
static void DoRender2D(const CTexture& tex, s32 x, s32 y, s32 w1, s32 w2, s32 w3, s32 w4, s32 w5,
const zeus::CColor& col);
static void EndRender2D(bool v);
static void SetAlphaCompare(ERglAlphaFunc comp0, u8 ref0, ERglAlphaOp op, ERglAlphaFunc comp1, u8 ref1);
static void SetViewPointMatrix(const zeus::CTransform& xf);
static void SetViewMatrix();
static void SetModelMatrix(const zeus::CTransform& xf);
static zeus::CMatrix4f CalculatePerspectiveMatrix(float fovy, float aspect, float znear, float zfar,
bool forRenderer);
static zeus::CMatrix4f GetPerspectiveProjectionMatrix(bool forRenderer);
static const CProjectionState& GetProjectionState();
static void SetProjectionState(const CProjectionState&);
static void SetPerspective(float fovy, float aspect, float znear, float zfar);
static void SetOrtho(float left, float right, float top, float bottom, float znear, float zfar);
static void FlushProjection();
static zeus::CVector2i ProjectPoint(const zeus::CVector3f& point);
static SClipScreenRect ClipScreenRectFromMS(const zeus::CVector3f& p1, const zeus::CVector3f& p2);
static SClipScreenRect ClipScreenRectFromVS(const zeus::CVector3f& p1, const zeus::CVector3f& p2);
static zeus::CVector3f ProjectModelPointToViewportSpace(const zeus::CVector3f& point);
static zeus::CVector3f ProjectModelPointToViewportSpace(const zeus::CVector3f& point, float& wOut);
static void SetViewportResolution(const zeus::CVector2i& res);
static void SetViewport(int leftOff, int bottomOff, int width, int height);
static void SetScissor(int leftOff, int bottomOff, int width, int height);
static void SetDepthRange(float near, float far);
static CTimeProvider* g_ExternalTimeProvider;
static float g_DefaultSeconds;
static u32 g_RenderTimings;
static void SetExternalTimeProvider(CTimeProvider* provider) { g_ExternalTimeProvider = provider; }
static float GetSecondsMod900();
static void TickRenderTimings();
static u32 g_FrameCounter;
static u32 g_Framerate;
static u32 g_FramesPast;
static frame_clock::time_point g_FrameStartTime;
static u32 GetFrameCounter() { return g_FrameCounter; }
static u32 GetFPS() { return g_Framerate; }
static void UpdateFPSCounter();
static void SetUseVideoFilter(bool);
static void SetClearColor(const zeus::CColor& color);
static void SetCopyClear(const zeus::CColor& color, float depth);
static void SetIsBeginSceneClearFb(bool clear);
static u32 GetViewportLeft() { return g_Viewport.x0_left; }
static u32 GetViewportTop() { return g_Viewport.x4_top; }
static u32 GetViewportWidth() { return g_Viewport.x8_width; }
static u32 GetViewportHeight() { return g_Viewport.xc_height; }
static float GetViewportHalfWidth() { return g_Viewport.x10_halfWidth; }
static float GetViewportHalfHeight() { return g_Viewport.x14_halfHeight; }
static float GetViewportAspect() { return g_Viewport.aspect; }
static bool IsCroppedViewportValid() { return g_CroppedViewport.x0_valid; }
static int GetCroppedViewportLeft() { return g_CroppedViewport.x4_left; }
static int GetCroppedViewportTop() { return g_CroppedViewport.x8_top; }
static int GetCroppedViewportWidth() { return g_CroppedViewport.xc_width; }
static int GetCroppedViewportHeight() { return g_CroppedViewport.x10_height; }
static float GetCroppedViewportDstWidth() { return g_CroppedViewport.x14_dstWidth; }
static float GetCroppedViewportUVXMin() { return g_CroppedViewport.x18_uvXMin; }
static float GetCroppedViewportUVXMax() { return g_CroppedViewport.x1c_uvXMax; }
static float GetCroppedViewportUVYMin() { return g_CroppedViewport.x20_uvYMin; }
static float GetCroppedViewportUVYMax() { return g_CroppedViewport.x24_uvYMax; }
// static boo::IGraphicsDataFactory::Platform g_BooPlatform;
// static const char* g_BooPlatformName;
// static boo::IGraphicsDataFactory* g_BooFactory;
// static boo::IGraphicsCommandQueue* g_BooMainCommandQueue;
// static boo::ObjToken<boo::ITextureR> g_SpareTexture;
static const std::array<zeus::CMatrix3f, 6> skCubeBasisMats;
// static void InitializeBoo(boo::IGraphicsDataFactory* factory, boo::IGraphicsCommandQueue* cc,
// const boo::ObjToken<boo::ITextureR>& spareTex) {
// g_BooPlatform = factory->platform();
// g_BooPlatformName = factory->platformName();
// g_BooFactory = factory;
// g_BooMainCommandQueue = cc;
// g_SpareTexture = spareTex;
// }
//
// static void ShutdownBoo() {
// g_BooFactory = nullptr;
// g_BooMainCommandQueue = nullptr;
// g_SpareTexture.reset();
// }
//
// static const char* PlatformName() { return g_BooPlatformName; }
// static void CommitResources(const boo::FactoryCommitFunc& commitFunc __BooTraceArgs) {
// g_BooFactory->commitTransaction(commitFunc __BooTraceArgsUse);
// }
// static bool g_commitAsLazy;
// static void SetCommitResourcesAsLazy(bool newStatus) {
// if (newStatus != g_commitAsLazy) {
// g_commitAsLazy = newStatus;
// if (!newStatus && g_BooFactory) {
// g_BooFactory->commitPendingTransaction();
// }
// }
// }
//
// static void CommitResources(const boo::FactoryCommitFunc& commitFunc __BooTraceArgs) {
// CommitResources(commitFunc __BooTraceArgsUse, g_commitAsLazy);
// }
//
// static void CommitResources(const boo::FactoryCommitFunc& commitFunc __BooTraceArgs, bool lazy) {
// if (!g_BooFactory) {
// return;
// }
// if (lazy) {
// g_BooFactory->lazyCommitTransaction(commitFunc __BooTraceArgsUse);
// } else {
// g_BooFactory->commitTransaction(commitFunc __BooTraceArgsUse);
// }
// }
//
// static void SetShaderDataBinding(const boo::ObjToken<boo::IShaderDataBinding>& binding) {
// g_BooMainCommandQueue->setShaderDataBinding(binding);
// }
static void ResolveSpareTexture(const SClipScreenRect& rect, int bindIdx = 0, bool clearDepth = false) {
aurora::gfx::resolve_color({rect.x4_left, rect.x8_top, rect.xc_width, rect.x10_height}, bindIdx, clearDepth);
// boo::SWindowRect wrect = {rect.x4_left, rect.x8_top, rect.xc_width, rect.x10_height};
// g_BooMainCommandQueue->resolveBindTexture(g_SpareTexture, wrect, true, bindIdx, true, false, clearDepth);
}
static void ResolveSpareDepth(const SClipScreenRect& rect, int bindIdx = 0) {
aurora::gfx::resolve_depth({rect.x4_left, rect.x8_top, rect.xc_width, rect.x10_height}, bindIdx);
// boo::SWindowRect wrect = {rect.x4_left, rect.x8_top, rect.xc_width, rect.x10_height};
// g_BooMainCommandQueue->resolveBindTexture(g_SpareTexture, wrect, true, bindIdx, false, true);
}
// static void DrawInstances(size_t start, size_t count, size_t instCount, size_t startInst = 0) {
// g_BooMainCommandQueue->drawInstances(start, count, instCount, startInst);
// }
// static void DrawArray(size_t start, size_t count) { g_BooMainCommandQueue->draw(start, count); }
// static void DrawArrayIndexed(size_t start, size_t count) { g_BooMainCommandQueue->drawIndexed(start, count); }
static void SetTevOp(ERglTevStage stage, const CTevCombiners::CTevPass& pass);
static void StreamBegin(GX::Primitive primitive);
static void StreamNormal(const zeus::CVector3f& nrm);
static void StreamColor(float r, float g, float b, float a);
static void StreamColor(const zeus::CColor& color);
static void StreamTexcoord(float x, float y);
static void StreamTexcoord(const zeus::CVector2f& uv);
static void StreamVertex(float xyz);
static void StreamVertex(float x, float y, float z);
static void StreamVertex(const zeus::CVector3f& pos);
static void StreamEnd();
};
template <class VTX>
class TriFanToStrip {
std::vector<VTX>& m_vec;
size_t m_start;
size_t m_added = 0;
public:
explicit TriFanToStrip(std::vector<VTX>& vec) : m_vec(vec), m_start(vec.size()) {}
void AddVert(const VTX& vert) {
++m_added;
if (m_added > 3 && (m_added & 1) == 0) {
m_vec.reserve(m_vec.size() + 3);
m_vec.push_back(m_vec.back());
m_vec.push_back(m_vec[m_start]);
}
m_vec.push_back(vert);
}
template <class... _Args>
void EmplaceVert(_Args&&... args) {
++m_added;
if (m_added > 3 && (m_added & 1) == 0) {
m_vec.reserve(m_vec.size() + 3);
m_vec.push_back(m_vec.back());
m_vec.push_back(m_vec[m_start]);
}
m_vec.emplace_back(std::forward<_Args>(args)...);
}
// void Draw() const { CGraphics::DrawArray(m_start, m_vec.size() - m_start); }
};
#ifdef BOO_GRAPHICS_DEBUG_GROUPS
class GraphicsDebugGroup {
/* Stack only */
void* operator new(size_t);
void operator delete(void*);
void* operator new[](size_t);
void operator delete[](void*);
public:
explicit GraphicsDebugGroup(const char* name, const zeus::CColor& color = zeus::skWhite) {
zeus::simd_floats f(color.mSimd);
CGraphics::g_BooMainCommandQueue->pushDebugGroup(name, f.array());
}
~GraphicsDebugGroup() { CGraphics::g_BooMainCommandQueue->popDebugGroup(); }
};
#define SCOPED_GRAPHICS_DEBUG_GROUP(...) GraphicsDebugGroup _GfxDbg_(__VA_ARGS__);
#else
#define SCOPED_GRAPHICS_DEBUG_GROUP(name, ...) OPTICK_EVENT_DYNAMIC(name)
#endif
} // namespace metaforce
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