raze-gles/source/glbackend/gl_renderstate.h
2020-05-30 23:10:17 +02:00

124 lines
2.5 KiB
C++

#pragma once
#include "palentry.h"
#include "gl_buffers.h"
#include "renderstyle.h"
class PolymostShader;
struct GLState;
class FMaterial;
enum EMatrixType
{
Matrix_View,
Matrix_Projection,
Matrix_Model,
Matrix_Detail,
Matrix_Texture,
// These are the only ones being used.
NUMMATRICES
};
enum PRSFlags
{
RF_ColorOnly = 1,
RF_UsePalette = 2,
RF_DetailMapping = 4,
RF_GlowMapping = 8,
RF_Brightmapping = 16,
RF_NPOTEmulation = 32,
RF_ShadeInterpolate = 64,
RF_FogDisabled = 128,
RF_MapFog = 256, // RRRA E2L1.
RF_TINT_Grayscale = 0x10000,
RF_TINT_Invert = 0x20000,
RF_TINT_Colorize = 0x40000,
RF_TINT_BLEND_Screen = 0x80000,
RF_TINT_BLEND_Overlay = 0x100000,
RF_TINT_BLEND_Hardlight = 0x200000,
RF_TINT_BLENDMASK = RF_TINT_BLEND_Screen | RF_TINT_BLEND_Overlay | RF_TINT_BLEND_Hardlight,
RF_TINT_MASK = 0x3f0000,
STF_BLEND = 1,
STF_COLORMASK = 2,
STF_DEPTHMASK = 4,
STF_DEPTHTEST = 8,
STF_MULTISAMPLE = 16,
STF_STENCILWRITE = 32,
STF_STENCILTEST = 64,
STF_CULLCW = 128,
STF_CULLCCW = 256,
STF_WIREFRAME = 512,
STF_CLEARCOLOR = 1024,
STF_CLEARDEPTH = 2048,
STF_VIEWPORTSET = 4096,
STF_SCISSORSET = 8192,
};
struct FDepthBiasState
{
float mFactor;
float mUnits;
bool mChanged;
void Reset()
{
mFactor = 0;
mUnits = 0;
mChanged = false;
}
};
struct FMaterialState
{
FMaterial* mMaterial;
int mClampMode;
int mTranslation;
int mOverrideShader;
bool mChanged;
void Reset()
{
mMaterial = nullptr;
mTranslation = 0;
mClampMode = 0/*CLAMP_NONE*/;
mOverrideShader = -1;
mChanged = false;
}
};
struct PolymostRenderState
{
int vindex, vcount, primtype;
float Shade;
float NumShades = 64.f;
float ShadeDiv = 62.f;
float VisFactor = 128.f;
int Flags = 0;
float NPOTEmulationFactor = 1.f;
float NPOTEmulationXOffset;
float Brightness = 1.f;
float AlphaThreshold = 0.5f;
bool AlphaTest = true;
float Color[4] = { 1,1,1,1 };
short matrixIndex[NUMMATRICES] = { 0,0,0,0,0 };
PalEntry fullscreenTint = 0xffffff, hictint = 0xffffff, hictint_overlay = 0xffffff;
int hictint_flags = -1;
FDepthBiasState mBias{ };
FMaterialState mMaterial;
OpenGLRenderer::FHardwareTexture* PaletteTexture = nullptr, * LookupTexture = nullptr;
int StateFlags = STF_COLORMASK|STF_DEPTHMASK;
FRenderStyle Style{};
int DepthFunc = 1;
PalEntry ClearColor = 0;
short vp_x, vp_y, vp_w, vp_h;
short sc_x = SHRT_MIN, sc_y, sc_w, sc_h;
PalEntry FogColor;
void ApplyMaterial(FMaterial* mat, int clampmode, int translation, int overrideshader);
void Apply(PolymostShader *shader, GLState &oldstate);
};