Hyprland/src/render/OpenGL.hpp
Vaxry ed411f53bd cursor: move to a hyprland impl
This moves wlr_cursor to a completely new impl mostly under
CPointerManager

Also adds beginSimple to OpenGL for simple render passes (e.g. cursor)
2024-05-09 13:37:39 +01:00

255 lines
10 KiB
C++

#pragma once
#include "../defines.hpp"
#include "../helpers/Monitor.hpp"
#include "../helpers/Color.hpp"
#include "../helpers/Timer.hpp"
#include "../helpers/Region.hpp"
#include <list>
#include <unordered_map>
#include <map>
#include <cairo/cairo.h>
#include "Shader.hpp"
#include "Texture.hpp"
#include "Framebuffer.hpp"
#include "Transformer.hpp"
#include "Renderbuffer.hpp"
#include <GLES2/gl2ext.h>
#include "../debug/TracyDefines.hpp"
class CHyprRenderer;
inline const float fullVerts[] = {
1, 0, // top right
0, 0, // top left
1, 1, // bottom right
0, 1, // bottom left
};
inline const float fanVertsFull[] = {-1.0f, -1.0f, 1.0f, -1.0f, 1.0f, 1.0f, -1.0f, 1.0f};
enum eDiscardMode {
DISCARD_OPAQUE = 1,
DISCARD_ALPHA = 1 << 1
};
struct SRenderModifData {
enum eRenderModifType {
RMOD_TYPE_SCALE, /* scale by a float */
RMOD_TYPE_SCALECENTER, /* scale by a float from the center */
RMOD_TYPE_TRANSLATE, /* translate by a Vector2D */
RMOD_TYPE_ROTATE, /* rotate by a float in rad from top left */
RMOD_TYPE_ROTATECENTER, /* rotate by a float in rad from center */
};
std::vector<std::pair<eRenderModifType, std::any>> modifs;
void applyToBox(CBox& box);
void applyToRegion(CRegion& rg);
float combinedScale();
bool enabled = true;
};
struct SGLPixelFormat {
uint32_t drmFormat = DRM_FORMAT_INVALID;
GLint glInternalFormat = 0;
GLint glFormat = 0;
GLint glType = 0;
bool withAlpha = false;
};
struct SMonitorRenderData {
CFramebuffer offloadFB;
CFramebuffer mirrorFB; // these are used for some effects,
CFramebuffer mirrorSwapFB; // etc
CFramebuffer offMainFB;
CFramebuffer monitorMirrorFB; // used for mirroring outputs, does not contain artifacts like offloadFB
CTexture stencilTex;
CFramebuffer blurFB;
bool blurFBDirty = true;
bool blurFBShouldRender = false;
// Shaders
bool m_bShadersInitialized = false;
CShader m_shQUAD;
CShader m_shRGBA;
CShader m_shPASSTHRURGBA;
CShader m_shMATTE;
CShader m_shRGBX;
CShader m_shEXT;
CShader m_shBLUR1;
CShader m_shBLUR2;
CShader m_shBLURPREPARE;
CShader m_shBLURFINISH;
CShader m_shSHADOW;
CShader m_shBORDER1;
CShader m_shGLITCH;
//
};
struct SCurrentRenderData {
CMonitor* pMonitor = nullptr;
PHLWORKSPACE pWorkspace = nullptr;
float projection[9];
float savedProjection[9];
std::array<float, 9> monitorProjection;
SMonitorRenderData* pCurrentMonData = nullptr;
CFramebuffer* currentFB = nullptr; // current rendering to
CFramebuffer* mainFB = nullptr; // main to render to
CFramebuffer* outFB = nullptr; // out to render to (if offloaded, etc)
CRegion damage;
CRegion finalDamage; // damage used for funal off -> main
SRenderModifData renderModif;
float mouseZoomFactor = 1.f;
bool mouseZoomUseMouse = true; // true by default
bool useNearestNeighbor = false;
bool forceIntrospection = false; // cleaned in ::end()
bool blockScreenShader = false;
bool simplePass = false;
Vector2D primarySurfaceUVTopLeft = Vector2D(-1, -1);
Vector2D primarySurfaceUVBottomRight = Vector2D(-1, -1);
CBox clipBox = {}; // scaled coordinates
uint32_t discardMode = DISCARD_OPAQUE;
float discardOpacity = 0.f;
};
class CGradientValueData;
class CHyprOpenGLImpl {
public:
CHyprOpenGLImpl();
void begin(CMonitor*, const CRegion& damage, CFramebuffer* fb = nullptr, std::optional<CRegion> finalDamage = {});
void beginSimple(CMonitor*, const CRegion& damage, CRenderbuffer* rb = nullptr, CFramebuffer* fb = nullptr);
void end();
void renderRect(CBox*, const CColor&, int round = 0);
void renderRectWithBlur(CBox*, const CColor&, int round = 0, float blurA = 1.f, bool xray = false);
void renderRectWithDamage(CBox*, const CColor&, CRegion* damage, int round = 0);
void renderTexture(wlr_texture*, CBox*, float a, int round = 0, bool allowCustomUV = false);
void renderTextureWithDamage(wlr_texture*, CBox*, CRegion* damage, float a, int round = 0, bool allowCustomUV = false);
void renderTexture(const CTexture&, CBox*, float a, int round = 0, bool discardActive = false, bool allowCustomUV = false);
void renderTextureWithDamage(const CTexture&, CBox*, CRegion* damage, float a, int round = 0, bool discardActive = false, bool allowCustomUV = false);
void renderTextureWithBlur(const CTexture&, CBox*, float a, wlr_surface* pSurface, int round = 0, bool blockBlurOptimization = false, float blurA = 1.f);
void renderRoundedShadow(CBox*, int round, int range, const CColor& color, float a = 1.0);
void renderBorder(CBox*, const CGradientValueData&, int round, int borderSize, float a = 1.0, int outerRound = -1 /* use round */);
void renderTextureMatte(const CTexture& tex, CBox* pBox, CFramebuffer& matte);
void setMonitorTransformEnabled(bool enabled);
void setRenderModifEnabled(bool enabled);
void saveMatrix();
void setMatrixScaleTranslate(const Vector2D& translate, const float& scale);
void restoreMatrix();
void blend(bool enabled);
void makeWindowSnapshot(PHLWINDOW);
void makeRawWindowSnapshot(PHLWINDOW, CFramebuffer*);
void makeLayerSnapshot(PHLLS);
void renderSnapshot(PHLWINDOW);
void renderSnapshot(PHLLS);
bool shouldUseNewBlurOptimizations(PHLLS pLayer, PHLWINDOW pWindow);
void clear(const CColor&);
void clearWithTex();
void scissor(const CBox*, bool transform = true);
void scissor(const pixman_box32*, bool transform = true);
void scissor(const int x, const int y, const int w, const int h, bool transform = true);
void destroyMonitorResources(CMonitor*);
void markBlurDirtyForMonitor(CMonitor*);
void preWindowPass();
bool preBlurQueued();
void preRender(CMonitor*);
void saveBufferForMirror(CBox*);
void renderMirrored();
void applyScreenShader(const std::string& path);
void bindOffMain();
void renderOffToMain(CFramebuffer* off);
void bindBackOnMain();
void setDamage(const CRegion& damage, std::optional<CRegion> finalDamage = {});
uint32_t getPreferredReadFormat(CMonitor* pMonitor);
const SGLPixelFormat* getPixelFormatFromDRM(uint32_t drmFormat);
SCurrentRenderData m_RenderData;
GLint m_iCurrentOutputFb = 0;
bool m_bReloadScreenShader = true; // at launch it can be set
PHLWINDOWREF m_pCurrentWindow; // hack to get the current rendered window
PHLLS m_pCurrentLayer; // hack to get the current rendered layer
std::map<PHLWINDOWREF, CFramebuffer> m_mWindowFramebuffers;
std::map<PHLLSREF, CFramebuffer> m_mLayerFramebuffers;
std::unordered_map<CMonitor*, SMonitorRenderData> m_mMonitorRenderResources;
std::unordered_map<CMonitor*, CFramebuffer> m_mMonitorBGFBs;
struct {
PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC glEGLImageTargetRenderbufferStorageOES = nullptr;
PFNEGLDESTROYIMAGEKHRPROC eglDestroyImageKHR = nullptr;
} m_sProc;
struct {
bool EXT_read_format_bgra = false;
} m_sExts;
private:
std::list<GLuint> m_lBuffers;
std::list<GLuint> m_lTextures;
int m_iDRMFD;
std::string m_szExtensions;
bool m_bFakeFrame = false;
bool m_bEndFrame = false;
bool m_bApplyFinalShader = false;
bool m_bBlend = false;
bool m_bOffloadedFramebuffer = false;
CShader m_sFinalScreenShader;
CTimer m_tGlobalTimer;
void logShaderError(const GLuint&, bool program = false);
GLuint createProgram(const std::string&, const std::string&, bool dynamic = false);
GLuint compileShader(const GLuint&, std::string, bool dynamic = false);
void createBGTextureForMonitor(CMonitor*);
void initShaders();
// returns the out FB, can be either Mirror or MirrorSwap
CFramebuffer* blurMainFramebufferWithDamage(float a, CRegion* damage);
void renderTextureInternalWithDamage(const CTexture&, CBox* pBox, float a, CRegion* damage, int round = 0, bool discardOpaque = false, bool noAA = false,
bool allowCustomUV = false, bool allowDim = false);
void renderTexturePrimitive(const CTexture& tex, CBox* pBox);
void renderSplash(cairo_t* const, cairo_surface_t* const, double offset, const Vector2D& size);
void preBlurForCurrentMonitor();
bool passRequiresIntrospection(CMonitor* pMonitor);
friend class CHyprRenderer;
};
inline std::unique_ptr<CHyprOpenGLImpl> g_pHyprOpenGL;