// SONIC ROBO BLAST 2 //----------------------------------------------------------------------------- // Copyright (C) 1998-2000 by DooM Legacy Team. // Copyright (C) 1999-2020 by Sonic Team Junior. // // This program is free software distributed under the // terms of the GNU General Public License, version 2. // See the 'LICENSE' file for more details. //----------------------------------------------------------------------------- /// \file hw_defs.h /// \brief 3D hardware renderer definitions #ifndef _HWR_DEFS_ #define _HWR_DEFS_ #include "../doomtype.h" #include "../r_defs.h" #define ZCLIP_PLANE 4.0f // Used for the actual game drawing #define NZCLIP_PLANE 0.9f // Seems to be only used for the HUD and screen textures // ========================================================================== // SIMPLE TYPES // ========================================================================== typedef long FINT; typedef unsigned long FUINT; typedef unsigned char FUBYTE; typedef unsigned long FBITFIELD; #ifndef __MINGW32__ typedef float FLOAT; #endif typedef unsigned char FBOOLEAN; // ========================================================================== // COLORS // ========================================================================== // byte value for paletted graphics, which represent the transparent color #define HWR_PATCHES_CHROMAKEY_COLORINDEX 255 //#define HWR_CHROMAKEY_EQUIVALENTCOLORINDEX 130 // the chroma key color shows on border sprites, set it to black #define HWR_PATCHES_CHROMAKEY_COLORVALUE (0x00000000) //RGBA format as in grSstWinOpen() // RGBA Color components with float type ranging [ 0 ... 1 ] struct FRGBAFloat { FLOAT red; FLOAT green; FLOAT blue; FLOAT alpha; }; typedef struct FRGBAFloat FRGBAFloat; struct FColorARGB { FUBYTE alpha; FUBYTE red; FUBYTE green; FUBYTE blue; }; typedef struct FColorARGB ARGB_t; typedef struct FColorARGB FColorARGB; // ========================================================================== // VECTORS // ========================================================================== // Simple 2D coordinate typedef struct { FLOAT x,y; } F2DCoord, v2d_t; // Simple 3D vector typedef struct FVector { FLOAT x,y,z; } FVector; // ====================== // wallVert3D // ---------------------- // :crab: IS GONE! :crab: // ====================== // ----------- // structures // ----------- //Hurdler: Transform (coords + angles) //BP: transform order : scale(rotation_x(rotation_y(translation(v)))) // Kart features //#define USE_FTRANSFORM_ANGLEZ //#define USE_FTRANSFORM_MIRROR // Vanilla features #define USE_MODEL_NEXTFRAME typedef struct { FLOAT x,y,z; // position #ifdef USE_FTRANSFORM_ANGLEZ FLOAT anglex,angley,anglez; // aimingangle / viewangle #else FLOAT anglex,angley; // aimingangle / viewangle #endif FLOAT scalex,scaley,scalez; FLOAT fovxangle, fovyangle; UINT8 splitscreen; boolean flip; // screenflip boolean roll; SINT8 rollflip; FLOAT rollangle; // done to not override USE_FTRANSFORM_ANGLEZ UINT8 rotaxis; FLOAT centerx, centery; #ifdef USE_FTRANSFORM_MIRROR boolean mirror; // SRB2Kart: Encore Mode #endif boolean shearing; // 14042019 float viewaiming; // 17052019 } FTransform; // Transformed vector, as passed to HWR API typedef struct { FLOAT x,y,z; FLOAT s; // s texture ordinate (s over w) FLOAT t; // t texture ordinate (t over w) } FOutVector; // ========================================================================== // RENDER MODES // ========================================================================== // Flags describing how to render a polygon // You pass a combination of these flags to DrawPolygon() enum EPolyFlags { // the first 5 are mutually exclusive PF_Masked = 0x00000001, // Poly is alpha scaled and 0 alpha pels are discarded (holes in texture) PF_Translucent = 0x00000002, // Poly is transparent, alpha = level of transparency PF_Additive = 0x00000004, // Poly is added to the frame buffer PF_Environment = 0x00000008, // Poly should be drawn environment mapped. // Hurdler: used for text drawing PF_Substractive = 0x00000010, // for splat PF_NoAlphaTest = 0x00000020, // hiden param PF_Fog = 0x00000040, // Fog blocks PF_Blending = (PF_Environment|PF_Additive|PF_Translucent|PF_Masked|PF_Substractive|PF_Fog)&~PF_NoAlphaTest, // other flag bits PF_Occlude = 0x00000100, // Update the depth buffer PF_NoDepthTest = 0x00000200, // Disable the depth test mode PF_Invisible = 0x00000400, // Disable write to color buffer PF_Decal = 0x00000800, // Enable polygon offset PF_Modulated = 0x00001000, // Modulation (multiply output with constant ARGB) // When set, pass the color constant into the FSurfaceInfo -> PolyColor PF_NoTexture = 0x00002000, // Use the small white texture PF_Corona = 0x00004000, // Tell the rendrer we are drawing a corona PF_Ripple = 0x00008000, // Water shader effect PF_RemoveYWrap = 0x00010000, // Force clamp texture on Y PF_ForceWrapX = 0x00020000, // Force repeat texture on X PF_ForceWrapY = 0x00040000, // Force repeat texture on Y PF_Clip = 0x40000000, // clip to frustum and nearz plane (glide only, automatic in opengl) PF_NoZClip = 0x20000000, // in conjonction with PF_Clip PF_Debug = 0x80000000 // print debug message in driver :) }; enum ESurfFlags { SF_DYNLIGHT = 0x00000001, }; enum ETextureFlags { TF_WRAPX = 0x00000001, // wrap around X TF_WRAPY = 0x00000002, // wrap around Y TF_WRAPXY = TF_WRAPY|TF_WRAPX, // very common so use alias is more easy TF_CHROMAKEYED = 0x00000010, TF_TRANSPARENT = 0x00000040, // texture with some alpha == 0 }; typedef struct GLMipmap_s FTextureInfo; // jimita 14032019 struct FLightInfo { FUINT light_level; FUINT fade_start; FUINT fade_end; }; typedef struct FLightInfo FLightInfo; // Description of a renderable surface struct FSurfaceInfo { FUINT PolyFlags; RGBA_t PolyColor; RGBA_t TintColor; RGBA_t FadeColor; FLightInfo LightInfo; // jimita 14032019 }; typedef struct FSurfaceInfo FSurfaceInfo; #define GL_DEFAULTMIX 0x00000000 #define GL_DEFAULTFOG 0xFF000000 //Hurdler: added for backward compatibility enum hwdsetspecialstate { HWD_SET_MODEL_LIGHTING = 1, HWD_SET_SHADERS, HWD_SET_TEXTUREFILTERMODE, HWD_SET_TEXTUREANISOTROPICMODE, HWD_NUMSTATE }; typedef enum hwdsetspecialstate hwdspecialstate_t; // Lactozilla: Shader info // Generally set at the start of the frame. enum hwdshaderinfo { HWD_SHADERINFO_LEVELTIME = 1, }; typedef enum hwdshaderinfo hwdshaderinfo_t; enum hwdfiltermode { HWD_SET_TEXTUREFILTER_POINTSAMPLED, HWD_SET_TEXTUREFILTER_BILINEAR, HWD_SET_TEXTUREFILTER_TRILINEAR, HWD_SET_TEXTUREFILTER_MIXED1, HWD_SET_TEXTUREFILTER_MIXED2, HWD_SET_TEXTUREFILTER_MIXED3, }; #endif //_HWR_DEFS_