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stencil render states

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This commit is contained in:
aap 2020-12-16 15:48:26 +01:00
parent 526f17fadc
commit ed9cb45ee9
3 changed files with 335 additions and 2 deletions
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125
src/d3d/d3ddevice.cpp
View File

@ -77,6 +77,14 @@ struct RwStateCache {
uint32 fogenable;
RGBA fogcolor;
uint32 cullmode;
uint32 stencilenable;
uint32 stencilpass;
uint32 stencilfail;
uint32 stencilzfail;
uint32 stencilfunc;
uint32 stencilref;
uint32 stencilmask;
uint32 stencilwritemask;
uint32 alphafunc;
uint32 alpharef;
@ -157,6 +165,30 @@ static uint32 blendMap[] = {
D3DBLEND_SRCALPHASAT
};
static uint32 stencilOpMap[] = {
D3DSTENCILOP_KEEP, // actually invalid
D3DSTENCILOP_KEEP,
D3DSTENCILOP_ZERO,
D3DSTENCILOP_REPLACE,
D3DSTENCILOP_INCRSAT,
D3DSTENCILOP_DECRSAT,
D3DSTENCILOP_INVERT,
D3DSTENCILOP_INCR,
D3DSTENCILOP_DECR
};
static uint32 stencilFuncMap[] = {
D3DCMP_NEVER, // actually invalid
D3DCMP_NEVER,
D3DCMP_LESS,
D3DCMP_EQUAL,
D3DCMP_LESSEQUAL,
D3DCMP_GREATER,
D3DCMP_NOTEQUAL,
D3DCMP_GREATEREQUAL,
D3DCMP_ALWAYS
};
static uint32 alphafuncMap[] = {
D3DCMP_ALWAYS,
D3DCMP_GREATEREQUAL,
@ -625,6 +657,56 @@ setRwRenderState(int32 state, void *pvalue)
setRenderState(D3DRS_CULLMODE, cullmodeMap[value]);
}
break;
case STENCILENABLE:
if(rwStateCache.stencilenable != bval){
rwStateCache.stencilenable = bval;
setRenderState(D3DRS_STENCILENABLE, bval);
}
break;
case STENCILFAIL:
if(rwStateCache.stencilfail != value){
rwStateCache.stencilfail = value;
setRenderState(D3DRS_STENCILFAIL, stencilOpMap[value]);
}
break;
case STENCILZFAIL:
if(rwStateCache.stencilzfail != value){
rwStateCache.stencilzfail = value;
setRenderState(D3DRS_STENCILZFAIL, stencilOpMap[value]);
}
break;
case STENCILPASS:
if(rwStateCache.stencilpass != value){
rwStateCache.stencilpass = value;
setRenderState(D3DRS_STENCILPASS, stencilOpMap[value]);
}
break;
case STENCILFUNCTION:
if(rwStateCache.stencilfunc != value){
rwStateCache.stencilfunc = value;
setRenderState(D3DRS_STENCILFUNC, stencilFuncMap[value]);
}
break;
case STENCILFUNCTIONREF:
if(rwStateCache.stencilref != value){
rwStateCache.stencilref = value;
setRenderState(D3DRS_STENCILREF, value);
}
break;
case STENCILFUNCTIONMASK:
if(rwStateCache.stencilmask != value){
rwStateCache.stencilmask = value;
setRenderState(D3DRS_STENCILMASK, value);
}
break;
case STENCILFUNCTIONWRITEMASK:
if(rwStateCache.stencilwritemask != value){
rwStateCache.stencilwritemask = value;
setRenderState(D3DRS_STENCILWRITEMASK, value);
}
break;
case ALPHATESTFUNC:
if(rwStateCache.alphafunc != value){
rwStateCache.alphafunc = value;
@ -694,6 +776,32 @@ getRwRenderState(int32 state)
case CULLMODE:
val = rwStateCache.cullmode;
break;
case STENCILENABLE:
val = rwStateCache.stencilenable;
break;
case STENCILFAIL:
val = rwStateCache.stencilfail;
break;
case STENCILZFAIL:
val = rwStateCache.stencilzfail;
break;
case STENCILPASS:
val = rwStateCache.stencilpass;
break;
case STENCILFUNCTION:
val = rwStateCache.stencilfunc;
break;
case STENCILFUNCTIONREF:
val = rwStateCache.stencilref;
break;
case STENCILFUNCTIONMASK:
val = rwStateCache.stencilmask;
break;
case STENCILFUNCTIONWRITEMASK:
val = rwStateCache.stencilwritemask;
break;
case ALPHATESTFUNC:
val = rwStateCache.alphafunc;
break;
@ -1550,6 +1658,23 @@ initD3D(void)
rwStateCache.vertexAlpha = 0;
rwStateCache.textureAlpha = 0;
rwStateCache.stencilenable = 0;
d3ddevice->SetRenderState(D3DRS_STENCILENABLE, FALSE);
rwStateCache.stencilfail = STENCILKEEP;
d3ddevice->SetRenderState(D3DRS_STENCILFAIL, D3DSTENCILOP_KEEP);
rwStateCache.stencilzfail = STENCILKEEP;
d3ddevice->SetRenderState(D3DRS_STENCILZFAIL, D3DSTENCILOP_KEEP);
rwStateCache.stencilpass = STENCILKEEP;
d3ddevice->SetRenderState(D3DRS_STENCILPASS, D3DSTENCILOP_KEEP);
rwStateCache.stencilfunc = STENCILALWAYS;
d3ddevice->SetRenderState(D3DRS_STENCILFUNC, D3DCMP_ALWAYS);
rwStateCache.stencilref = 0;
d3ddevice->SetRenderState(D3DRS_STENCILREF, 0);
rwStateCache.stencilmask = 0xFFFFFFFF;
d3ddevice->SetRenderState(D3DRS_STENCILMASK, 0xFFFFFFFF);
rwStateCache.stencilwritemask = 0xFFFFFFFF;
d3ddevice->SetRenderState(D3DRS_STENCILWRITEMASK, 0xFFFFFFFF);
setTextureStageState(0, D3DTSS_ALPHAOP, D3DTOP_MODULATE);
// setTextureStageState(0, D3DTSS_CONSTANT, 0xFFFFFFFF);
// setTextureStageState(0, D3DTSS_ALPHAOP, D3DTOP_SELECTARG1);

178
src/gl/gl3device.cpp
View File

@ -210,6 +210,14 @@ struct RwStateCache {
uint32 zwrite;
uint32 ztest;
uint32 cullmode;
uint32 stencilenable;
uint32 stencilpass;
uint32 stencilfail;
uint32 stencilzfail;
uint32 stencilfunc;
uint32 stencilref;
uint32 stencilmask;
uint32 stencilwritemask;
uint32 fogEnable;
float32 fogStart;
float32 fogEnd;
@ -233,6 +241,14 @@ enum
RWGL_DEPTHMASK,
RWGL_CULL,
RWGL_CULLFACE,
RWGL_STENCIL,
RWGL_STENCILFUNC,
RWGL_STENCILFAIL,
RWGL_STENCILZFAIL,
RWGL_STENCILPASS,
RWGL_STENCILREF,
RWGL_STENCILMASK,
RWGL_STENCILWRITEMASK,
// uniforms
RWGL_ALPHAFUNC,
@ -257,6 +273,18 @@ struct GlState {
bool32 cullEnable;
uint32 cullFace;
bool32 stencilEnable;
// glStencilFunc
uint32 stencilFunc;
uint32 stencilRef;
uint32 stencilMask;
// glStencilOp
uint32 stencilPass;
uint32 stencilFail;
uint32 stencilZFail;
// glStencilMask
uint32 stencilWriteMask;
};
static GlState curGlState, oldGlState;
@ -280,6 +308,30 @@ static uint32 blendMap[] = {
GL_SRC_ALPHA_SATURATE,
};
static uint32 stencilOpMap[] = {
GL_KEEP, // actually invalid
GL_KEEP,
GL_ZERO,
GL_REPLACE,
GL_INCR,
GL_DECR,
GL_INVERT,
GL_INCR_WRAP,
GL_DECR_WRAP
};
static uint32 stencilFuncMap[] = {
GL_NEVER, // actually invalid
GL_NEVER,
GL_LESS,
GL_EQUAL,
GL_LEQUAL,
GL_GREATER,
GL_NOTEQUAL,
GL_GEQUAL,
GL_ALWAYS
};
static float maxAnisotropy;
/*
@ -298,6 +350,14 @@ setGlRenderState(uint32 state, uint32 value)
case RWGL_DEPTHMASK: curGlState.depthMask = value; break;
case RWGL_CULL: curGlState.cullEnable = value; break;
case RWGL_CULLFACE: curGlState.cullFace = value; break;
case RWGL_STENCIL: curGlState.stencilEnable = value; break;
case RWGL_STENCILFUNC: curGlState.stencilFunc = value; break;
case RWGL_STENCILFAIL: curGlState.stencilFail = value; break;
case RWGL_STENCILZFAIL: curGlState.stencilZFail = value; break;
case RWGL_STENCILPASS: curGlState.stencilPass = value; break;
case RWGL_STENCILREF: curGlState.stencilRef = value; break;
case RWGL_STENCILMASK: curGlState.stencilMask = value; break;
case RWGL_STENCILWRITEMASK: curGlState.stencilWriteMask = value; break;
}
}
@ -329,6 +389,31 @@ flushGlRenderState(void)
glDepthMask(oldGlState.depthMask);
}
if(oldGlState.stencilEnable != curGlState.stencilEnable){
oldGlState.stencilEnable = curGlState.stencilEnable;
(oldGlState.stencilEnable ? glEnable : glDisable)(GL_STENCIL_TEST);
}
if(oldGlState.stencilFunc != curGlState.stencilFunc ||
oldGlState.stencilRef != curGlState.stencilRef ||
oldGlState.stencilMask != curGlState.stencilMask){
oldGlState.stencilFunc = curGlState.stencilFunc;
oldGlState.stencilRef = curGlState.stencilRef;
oldGlState.stencilMask = curGlState.stencilMask;
glStencilFunc(oldGlState.stencilFunc, oldGlState.stencilRef, oldGlState.stencilMask);
}
if(oldGlState.stencilPass != curGlState.stencilPass ||
oldGlState.stencilFail != curGlState.stencilFail ||
oldGlState.stencilZFail != curGlState.stencilZFail){
oldGlState.stencilPass = curGlState.stencilPass;
oldGlState.stencilFail = curGlState.stencilFail;
oldGlState.stencilZFail = curGlState.stencilZFail;
glStencilOp(oldGlState.stencilFail, oldGlState.stencilZFail, oldGlState.stencilPass);
}
if(oldGlState.stencilWriteMask != curGlState.stencilWriteMask){
oldGlState.stencilWriteMask = curGlState.stencilWriteMask;
glStencilMask(oldGlState.stencilWriteMask);
}
if(oldGlState.cullEnable != curGlState.cullEnable){
oldGlState.cullEnable = curGlState.cullEnable;
(oldGlState.cullEnable ? glEnable : glDisable)(GL_CULL_FACE);
@ -698,6 +783,55 @@ setRenderState(int32 state, void *pvalue)
}
break;
case STENCILENABLE:
if(rwStateCache.stencilenable != value){
rwStateCache.stencilenable = value;
setGlRenderState(RWGL_STENCIL, value);
}
break;
case STENCILFAIL:
if(rwStateCache.stencilfail != value){
rwStateCache.stencilfail = value;
setGlRenderState(RWGL_STENCILFAIL, stencilOpMap[value]);
}
break;
case STENCILZFAIL:
if(rwStateCache.stencilzfail != value){
rwStateCache.stencilzfail = value;
setGlRenderState(RWGL_STENCILZFAIL, stencilOpMap[value]);
}
break;
case STENCILPASS:
if(rwStateCache.stencilpass != value){
rwStateCache.stencilpass = value;
setGlRenderState(RWGL_STENCILPASS, stencilOpMap[value]);
}
break;
case STENCILFUNCTION:
if(rwStateCache.stencilfunc != value){
rwStateCache.stencilfunc = value;
setGlRenderState(RWGL_STENCILFUNC, stencilFuncMap[value]);
}
break;
case STENCILFUNCTIONREF:
if(rwStateCache.stencilref != value){
rwStateCache.stencilref = value;
setGlRenderState(RWGL_STENCILREF, value);
}
break;
case STENCILFUNCTIONMASK:
if(rwStateCache.stencilmask != value){
rwStateCache.stencilmask = value;
setGlRenderState(RWGL_STENCILMASK, value);
}
break;
case STENCILFUNCTIONWRITEMASK:
if(rwStateCache.stencilwritemask != value){
rwStateCache.stencilwritemask = value;
setGlRenderState(RWGL_STENCILWRITEMASK, value);
}
break;
case ALPHATESTFUNC:
setAlphaTestFunction(value);
break;
@ -766,6 +900,31 @@ getRenderState(int32 state)
val = rwStateCache.cullmode;
break;
case STENCILENABLE:
val = rwStateCache.stencilenable;
break;
case STENCILFAIL:
val = rwStateCache.stencilfail;
break;
case STENCILZFAIL:
val = rwStateCache.stencilzfail;
break;
case STENCILPASS:
val = rwStateCache.stencilpass;
break;
case STENCILFUNCTION:
val = rwStateCache.stencilfunc;
break;
case STENCILFUNCTIONREF:
val = rwStateCache.stencilref;
break;
case STENCILFUNCTIONMASK:
val = rwStateCache.stencilmask;
break;
case STENCILFUNCTIONWRITEMASK:
val = rwStateCache.stencilwritemask;
break;
case ALPHATESTFUNC:
val = rwStateCache.alphaFunc;
break;
@ -803,7 +962,7 @@ resetRenderState(void)
rwStateCache.textureAlpha = 0;
rwStateCache.alphaTestEnable = 0;
memset(&oldGlState, 0xFF, sizeof(oldGlState));
memset(&oldGlState, 0xFE, sizeof(oldGlState));
rwStateCache.blendEnable = 0;
setGlRenderState(RWGL_BLEND, false);
@ -823,6 +982,23 @@ resetRenderState(void)
setGlRenderState(RWGL_CULL, false);
setGlRenderState(RWGL_CULLFACE, GL_BACK);
rwStateCache.stencilenable = 0;
setGlRenderState(RWGL_STENCIL, GL_FALSE);
rwStateCache.stencilfail = STENCILKEEP;
setGlRenderState(RWGL_STENCILFAIL, GL_KEEP);
rwStateCache.stencilzfail = STENCILKEEP;
setGlRenderState(RWGL_STENCILZFAIL, GL_KEEP);
rwStateCache.stencilpass = STENCILKEEP;
setGlRenderState(RWGL_STENCILPASS, GL_KEEP);
rwStateCache.stencilfunc = STENCILALWAYS;
setGlRenderState(RWGL_STENCILFUNC, GL_ALWAYS);
rwStateCache.stencilref = 0;
setGlRenderState(RWGL_STENCILREF, 0);
rwStateCache.stencilmask = 0xFFFFFFFF;
setGlRenderState(RWGL_STENCILMASK, 0xFFFFFFFF);
rwStateCache.stencilwritemask = 0xFFFFFFFF;
setGlRenderState(RWGL_STENCILWRITEMASK, 0xFFFFFFFF);
activeTexture = -1;
for(int i = 0; i < MAXNUMSTAGES; i++){
setActiveTexture(i);

34
src/rwrender.h
View File

@ -20,7 +20,15 @@ enum RenderState
// TODO:
// fog type, density ?
// ? shademode
// ???? stencil
STENCILENABLE,
STENCILFAIL,
STENCILZFAIL,
STENCILPASS,
STENCILFUNCTION,
STENCILFUNCTIONREF,
STENCILFUNCTIONMASK,
STENCILFUNCTIONWRITEMASK,
// platform specific or opaque?
ALPHATESTFUNC,
@ -39,6 +47,30 @@ enum AlphaTestFunc
ALPHALESS
};
enum StencilOp
{
STENCILKEEP = 1,
STENCILZERO,
STENCILREPLACE,
STENCILINCSAT,
STENCILDECSAT,
STENCILINVERT,
STENCILINC,
STENCILDEC
};
enum StencilFunc
{
STENCILNEVER = 1,
STENCILLESS,
STENCILEQUAL,
STENCILLESSEQUAL,
STENCILGREATER,
STENCILNOTEQUAL,
STENCILGREATEREQUAL,
STENCILALWAYS
};
enum CullMode
{
CULLNONE = 1,