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- Move shared model code out of the GL renderer

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This commit is contained in:
Magnus Norddahl 2017-11-25 12:11:57 +01:00
parent 430ed532ef
commit b25f191e85
10 changed files with 1395 additions and 1351 deletions
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9
src/CMakeLists.txt
View file

@ -645,6 +645,7 @@ file( GLOB HEADER_FILES
g_inventory/*.h
intermission/*.h
menu/*.h
models/*.h
sound/oplsynth/*.h
sound/oplsynth/dosbox/*.h
posix/*.h
@ -824,6 +825,7 @@ set( FASTMATH_SOURCES
gl/dynlights/gl_dynlight1.cpp
gl/system/gl_load.c
gl/models/gl_models.cpp
models/models.cpp
)
set (PCH_SOURCES
@ -997,9 +999,6 @@ set (PCH_SOURCES
gl/dynlights/gl_lightbuffer.cpp
gl/dynlights/gl_aabbtree.cpp
gl/dynlights/gl_shadowmap.cpp
gl/models/gl_models_md3.cpp
gl/models/gl_models_md2.cpp
gl/models/gl_voxels.cpp
gl/renderer/gl_quaddrawer.cpp
gl/renderer/gl_renderer.cpp
gl/renderer/gl_renderstate.cpp
@ -1084,6 +1083,9 @@ set (PCH_SOURCES
textures/tgatexture.cpp
textures/warptexture.cpp
textures/skyboxtexture.cpp
models/models_md3.cpp
models/models_md2.cpp
models/voxels.cpp
xlat/parse_xlat.cpp
fragglescript/t_func.cpp
fragglescript/t_load.cpp
@ -1331,6 +1333,7 @@ source_group("FraggleScript" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/fr
source_group("Intermission" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/intermission/.+")
source_group("Inventory" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/g_inventory/.+")
source_group("Menu" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/menu/.+")
source_group("Models" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/models/.+")
source_group("OpenGL Renderer" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/gl/.+")
source_group("OpenGL Renderer\\Data" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/gl/data/.+")
source_group("OpenGL Renderer\\Dynamic Lights" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/gl/dynlights/.+")

47
src/gl/data/gl_vertexbuffer.h
View file

@ -26,6 +26,7 @@
#include "tarray.h"
#include "gl/utility/gl_clock.h"
#include "gl/system/gl_interface.h"
#include "models/models.h"
struct vertex_t;
struct secplane_t;
@ -266,49 +267,6 @@ public:
};
#define VSO ((FSkyVertex*)NULL)
struct FModelVertex
{
float x, y, z; // world position
float u, v; // texture coordinates
unsigned packedNormal; // normal vector as GL_INT_2_10_10_10_REV.
void Set(float xx, float yy, float zz, float uu, float vv)
{
x = xx;
y = yy;
z = zz;
u = uu;
v = vv;
}
void SetNormal(float nx, float ny, float nz)
{
int inx = clamp(int(nx * 512), -512, 511);
int iny = clamp(int(ny * 512), -512, 511);
int inz = clamp(int(nz * 512), -512, 511);
int inw = 0;
packedNormal = (inw << 30) | ((inz & 1023) << 20) | ((iny & 1023) << 10) | (inx & 1023);
}
};
class FModelRenderer;
class IModelVertexBuffer
{
public:
virtual ~IModelVertexBuffer() { }
virtual FModelVertex *LockVertexBuffer(unsigned int size) = 0;
virtual void UnlockVertexBuffer() = 0;
virtual unsigned int *LockIndexBuffer(unsigned int size) = 0;
virtual void UnlockIndexBuffer() = 0;
virtual void SetupFrame(FModelRenderer *renderer, unsigned int frame1, unsigned int frame2, unsigned int size) = 0;
};
class FModelVertexBuffer : public FVertexBuffer, public IModelVertexBuffer
{
int mIndexFrame[2];
@ -330,7 +288,6 @@ public:
void BindVBO() override;
};
#define VMO ((FModelVertex*)NULL)
#define VSO ((FSkyVertex*)NULL)
#endif

847
src/gl/models/gl_models.cpp
View file

@ -22,7 +22,7 @@
/*
** gl_models.cpp
**
** General model handling code
** OpenGL renderer model handling code
**
**/
@ -53,233 +53,7 @@
#include "gl/renderer/gl_renderstate.h"
#include "gl/shaders/gl_shader.h"
CVAR(Bool, gl_interpolate_model_frames, true, CVAR_ARCHIVE)
CVAR(Bool, gl_light_models, true, CVAR_ARCHIVE)
EXTERN_CVAR(Int, gl_fogmode)
extern TDeletingArray<FVoxel *> Voxels;
extern TDeletingArray<FVoxelDef *> VoxelDefs;
DeletingModelArray Models;
void FModelRenderer::RenderModel(float x, float y, float z, FSpriteModelFrame *smf, AActor *actor)
{
// Setup transformation.
int translation = 0;
if (!(smf->flags & MDL_IGNORETRANSLATION))
translation = actor->Translation;
// y scale for a sprite means height, i.e. z in the world!
float scaleFactorX = actor->Scale.X * smf->xscale;
float scaleFactorY = actor->Scale.X * smf->yscale;
float scaleFactorZ = actor->Scale.Y * smf->zscale;
float pitch = 0;
float roll = 0;
double rotateOffset = 0;
float angle = actor->Angles.Yaw.Degrees;
// [BB] Workaround for the missing pitch information.
if ((smf->flags & MDL_PITCHFROMMOMENTUM))
{
const double x = actor->Vel.X;
const double y = actor->Vel.Y;
const double z = actor->Vel.Z;
if (actor->Vel.LengthSquared() > EQUAL_EPSILON)
{
// [BB] Calculate the pitch using spherical coordinates.
if (z || x || y) pitch = float(atan(z / sqrt(x*x + y*y)) / M_PI * 180);
// Correcting pitch if model is moving backwards
if (fabs(x) > EQUAL_EPSILON || fabs(y) > EQUAL_EPSILON)
{
if ((x * cos(angle * M_PI / 180) + y * sin(angle * M_PI / 180)) / sqrt(x * x + y * y) < 0) pitch *= -1;
}
else pitch = fabs(pitch);
}
}
if (smf->flags & MDL_ROTATING)
{
const double time = smf->rotationSpeed*GetTimeFloat() / 200.;
rotateOffset = double((time - xs_FloorToInt(time)) *360.);
}
// Added MDL_USEACTORPITCH and MDL_USEACTORROLL flags processing.
// If both flags MDL_USEACTORPITCH and MDL_PITCHFROMMOMENTUM are set, the pitch sums up the actor pitch and the velocity vector pitch.
if (smf->flags & MDL_USEACTORPITCH)
{
double d = actor->Angles.Pitch.Degrees;
if (smf->flags & MDL_BADROTATION) pitch += d;
else pitch -= d;
}
if (smf->flags & MDL_USEACTORROLL) roll += actor->Angles.Roll.Degrees;
VSMatrix objectToWorldMatrix;
objectToWorldMatrix.loadIdentity();
// Model space => World space
objectToWorldMatrix.translate(x, z, y);
// [Nash] take SpriteRotation into account
angle += actor->SpriteRotation.Degrees;
if (actor->renderflags & RF_INTERPOLATEANGLES)
{
// [Nash] use interpolated angles
DRotator Angles = actor->InterpolatedAngles(r_viewpoint.TicFrac);
angle = Angles.Yaw.Degrees;
}
// Applying model transformations:
// 1) Applying actor angle, pitch and roll to the model
objectToWorldMatrix.rotate(-angle, 0, 1, 0);
objectToWorldMatrix.rotate(pitch, 0, 0, 1);
objectToWorldMatrix.rotate(-roll, 1, 0, 0);
// 2) Applying Doomsday like rotation of the weapon pickup models
// The rotation angle is based on the elapsed time.
if (smf->flags & MDL_ROTATING)
{
objectToWorldMatrix.translate(smf->rotationCenterX, smf->rotationCenterY, smf->rotationCenterZ);
objectToWorldMatrix.rotate(rotateOffset, smf->xrotate, smf->yrotate, smf->zrotate);
objectToWorldMatrix.translate(-smf->rotationCenterX, -smf->rotationCenterY, -smf->rotationCenterZ);
}
// 3) Scaling model.
objectToWorldMatrix.scale(scaleFactorX, scaleFactorZ, scaleFactorY);
// 4) Aplying model offsets (model offsets do not depend on model scalings).
objectToWorldMatrix.translate(smf->xoffset / smf->xscale, smf->zoffset / smf->zscale, smf->yoffset / smf->yscale);
// 5) Applying model rotations.
objectToWorldMatrix.rotate(-smf->angleoffset, 0, 1, 0);
objectToWorldMatrix.rotate(smf->pitchoffset, 0, 0, 1);
objectToWorldMatrix.rotate(-smf->rolloffset, 1, 0, 0);
// consider the pixel stretching. For non-voxels this must be factored out here
float stretch = (smf->modelIDs[0] != -1 ? Models[smf->modelIDs[0]]->getAspectFactor() : 1.f) / level.info->pixelstretch;
objectToWorldMatrix.scale(1, stretch, 1);
BeginDrawModel(actor, smf, objectToWorldMatrix);
RenderFrameModels(smf, actor->state, actor->tics, actor->GetClass(), nullptr, translation);
EndDrawModel(actor, smf);
}
void FModelRenderer::RenderHUDModel(DPSprite *psp, float ofsX, float ofsY)
{
AActor * playermo = players[consoleplayer].camera;
FSpriteModelFrame *smf = gl_FindModelFrame(playermo->player->ReadyWeapon->GetClass(), psp->GetState()->sprite, psp->GetState()->GetFrame(), false);
// [BB] No model found for this sprite, so we can't render anything.
if (smf == nullptr)
return;
// The model position and orientation has to be drawn independently from the position of the player,
// but we need to position it correctly in the world for light to work properly.
VSMatrix objectToWorldMatrix = GetViewToWorldMatrix();
// Scaling model (y scale for a sprite means height, i.e. z in the world!).
objectToWorldMatrix.scale(smf->xscale, smf->zscale, smf->yscale);
// Aplying model offsets (model offsets do not depend on model scalings).
objectToWorldMatrix.translate(smf->xoffset / smf->xscale, smf->zoffset / smf->zscale, smf->yoffset / smf->yscale);
// [BB] Weapon bob, very similar to the normal Doom weapon bob.
objectToWorldMatrix.rotate(ofsX / 4, 0, 1, 0);
objectToWorldMatrix.rotate((ofsY - WEAPONTOP) / -4., 1, 0, 0);
// [BB] For some reason the jDoom models need to be rotated.
objectToWorldMatrix.rotate(90.f, 0, 1, 0);
// Applying angleoffset, pitchoffset, rolloffset.
objectToWorldMatrix.rotate(-smf->angleoffset, 0, 1, 0);
objectToWorldMatrix.rotate(smf->pitchoffset, 0, 0, 1);
objectToWorldMatrix.rotate(-smf->rolloffset, 1, 0, 0);
BeginDrawHUDModel(playermo, objectToWorldMatrix);
RenderFrameModels(smf, psp->GetState(), psp->GetTics(), playermo->player->ReadyWeapon->GetClass(), nullptr, 0);
EndDrawHUDModel(playermo);
}
void FModelRenderer::RenderFrameModels(const FSpriteModelFrame *smf,
const FState *curState,
const int curTics,
const PClass *ti,
Matrix3x4 *normaltransform,
int translation)
{
// [BB] Frame interpolation: Find the FSpriteModelFrame smfNext which follows after smf in the animation
// and the scalar value inter ( element of [0,1) ), both necessary to determine the interpolated frame.
FSpriteModelFrame * smfNext = nullptr;
double inter = 0.;
if (gl_interpolate_model_frames && !(smf->flags & MDL_NOINTERPOLATION))
{
FState *nextState = curState->GetNextState();
if (curState != nextState && nextState)
{
// [BB] To interpolate at more than 35 fps we take tic fractions into account.
float ticFraction = 0.;
// [BB] In case the tic counter is frozen we have to leave ticFraction at zero.
if (ConsoleState == c_up && menuactive != MENU_On && !(level.flags2 & LEVEL2_FROZEN))
{
double time = GetTimeFloat();
ticFraction = (time - static_cast<int>(time));
}
inter = static_cast<double>(curState->Tics - curTics - ticFraction) / static_cast<double>(curState->Tics);
// [BB] For some actors (e.g. ZPoisonShroom) spr->actor->tics can be bigger than curState->Tics.
// In this case inter is negative and we need to set it to zero.
if (inter < 0.)
inter = 0.;
else
{
// [BB] Workaround for actors that use the same frame twice in a row.
// Most of the standard Doom monsters do this in their see state.
if ((smf->flags & MDL_INTERPOLATEDOUBLEDFRAMES))
{
const FState *prevState = curState - 1;
if ((curState->sprite == prevState->sprite) && (curState->Frame == prevState->Frame))
{
inter /= 2.;
inter += 0.5;
}
if ((curState->sprite == nextState->sprite) && (curState->Frame == nextState->Frame))
{
inter /= 2.;
nextState = nextState->GetNextState();
}
}
if (inter != 0.0)
smfNext = gl_FindModelFrame(ti, nextState->sprite, nextState->Frame, false);
}
}
}
for (int i = 0; i<MAX_MODELS_PER_FRAME; i++)
{
if (smf->modelIDs[i] != -1)
{
FModel * mdl = Models[smf->modelIDs[i]];
FTexture *tex = smf->skinIDs[i].isValid() ? TexMan(smf->skinIDs[i]) : nullptr;
mdl->BuildVertexBuffer(this);
SetVertexBuffer(mdl->mVBuf);
mdl->PushSpriteMDLFrame(smf, i);
if (smfNext && smf->modelframes[i] != smfNext->modelframes[i])
mdl->RenderFrame(this, tex, smf->modelframes[i], smfNext->modelframes[i], inter, translation);
else
mdl->RenderFrame(this, tex, smf->modelframes[i], smf->modelframes[i], 0.f, translation);
ResetVertexBuffer();
}
}
}
/////////////////////////////////////////////////////////////////////////////
extern int modellightindex;
@ -387,26 +161,6 @@ double FGLModelRenderer::GetTimeFloat()
return (float)I_msTime() * (float)TICRATE / 1000.0f;
}
/////////////////////////////////////////////////////////////////////////////
void gl_LoadModels()
{
/*
for (int i = Models.Size() - 1; i >= 0; i--)
{
Models[i]->BuildVertexBuffer();
}
*/
}
void gl_FlushModels()
{
for (int i = Models.Size() - 1; i >= 0; i--)
{
Models[i]->DestroyVertexBuffer();
}
}
//===========================================================================
//
// Uses a hardware buffer if either single frame (i.e. no interpolation needed)
@ -600,583 +354,6 @@ void FModelVertexBuffer::SetupFrame(FModelRenderer *renderer, unsigned int frame
}
}
//===========================================================================
//
// FModel::~FModel
//
//===========================================================================
FModel::~FModel()
{
if (mVBuf != nullptr) delete mVBuf;
}
static TArray<FSpriteModelFrame> SpriteModelFrames;
static int * SpriteModelHash;
//TArray<FStateModelFrame> StateModelFrames;
static void DeleteModelHash()
{
if (SpriteModelHash != nullptr) delete [] SpriteModelHash;
SpriteModelHash = nullptr;
}
//===========================================================================
//
// FindGFXFile
//
//===========================================================================
static int FindGFXFile(FString & fn)
{
int lump = Wads.CheckNumForFullName(fn); // if we find something that matches the name plus the extension, return it and do not enter the substitution logic below.
if (lump != -1) return lump;
int best = -1;
int dot = fn.LastIndexOf('.');
int slash = fn.LastIndexOf('/');
if (dot > slash) fn.Truncate(dot);
static const char * extensions[] = { ".png", ".jpg", ".tga", ".pcx", nullptr };
for (const char ** extp=extensions; *extp; extp++)
{
int lump = Wads.CheckNumForFullName(fn + *extp);
if (lump >= best) best = lump;
}
return best;
}
//===========================================================================
//
// LoadSkin
//
//===========================================================================
FTextureID LoadSkin(const char * path, const char * fn)
{
FString buffer;
buffer.Format("%s%s", path, fn);
int texlump = FindGFXFile(buffer);
const char * const texname = texlump < 0 ? fn : Wads.GetLumpFullName(texlump);
return TexMan.CheckForTexture(texname, FTexture::TEX_Any, FTextureManager::TEXMAN_TryAny);
}
//===========================================================================
//
// ModelFrameHash
//
//===========================================================================
static int ModelFrameHash(FSpriteModelFrame * smf)
{
const uint32_t *table = GetCRCTable ();
uint32_t hash = 0xffffffff;
const char * s = (const char *)(&smf->type); // this uses type, sprite and frame for hashing
const char * se= (const char *)(&smf->hashnext);
for (; s<se; s++)
{
hash = CRC1 (hash, *s, table);
}
return hash ^ 0xffffffff;
}
//===========================================================================
//
// FindModel
//
//===========================================================================
static unsigned FindModel(const char * path, const char * modelfile)
{
FModel * model = nullptr;
FString fullname;
fullname.Format("%s%s", path, modelfile);
int lump = Wads.CheckNumForFullName(fullname);
if (lump<0)
{
Printf("FindModel: '%s' not found\n", fullname.GetChars());
return -1;
}
for(unsigned i = 0; i< Models.Size(); i++)
{
if (!Models[i]->mFileName.CompareNoCase(fullname)) return i;
}
int len = Wads.LumpLength(lump);
FMemLump lumpd = Wads.ReadLump(lump);
char * buffer = (char*)lumpd.GetMem();
if (!memcmp(buffer, "DMDM", 4))
{
model = new FDMDModel;
}
else if (!memcmp(buffer, "IDP2", 4))
{
model = new FMD2Model;
}
else if (!memcmp(buffer, "IDP3", 4))
{
model = new FMD3Model;
}
if (model != nullptr)
{
if (!model->Load(path, lump, buffer, len))
{
delete model;
return -1;
}
}
else
{
// try loading as a voxel
FVoxel *voxel = R_LoadKVX(lump);
if (voxel != nullptr)
{
model = new FVoxelModel(voxel, true);
}
else
{
Printf("LoadModel: Unknown model format in '%s'\n", fullname.GetChars());
return -1;
}
}
// The vertex buffer cannot be initialized here because this gets called before OpenGL is initialized
model->mFileName = fullname;
return Models.Push(model);
}
//===========================================================================
//
// gl_InitModels
//
//===========================================================================
void gl_InitModels()
{
int Lump, lastLump;
FString path;
int index, surface;
int i;
FSpriteModelFrame smf;
lastLump = 0;
for(unsigned i=0;i<Models.Size();i++)
{
delete Models[i];
}
Models.Clear();
SpriteModelFrames.Clear();
DeleteModelHash();
// First, create models for each voxel
for (unsigned i = 0; i < Voxels.Size(); i++)
{
FVoxelModel *md = new FVoxelModel(Voxels[i], false);
Voxels[i]->VoxelIndex = Models.Push(md);
}
// now create GL model frames for the voxeldefs
for (unsigned i = 0; i < VoxelDefs.Size(); i++)
{
FVoxelModel *md = (FVoxelModel*)Models[VoxelDefs[i]->Voxel->VoxelIndex];
memset(&smf, 0, sizeof(smf));
smf.modelIDs[1] = smf.modelIDs[2] = smf.modelIDs[3] = -1;
smf.modelIDs[0] = VoxelDefs[i]->Voxel->VoxelIndex;
smf.skinIDs[0] = md->GetPaletteTexture();
smf.xscale = smf.yscale = smf.zscale = VoxelDefs[i]->Scale;
smf.angleoffset = VoxelDefs[i]->AngleOffset.Degrees;
if (VoxelDefs[i]->PlacedSpin != 0)
{
smf.yrotate = 1.f;
smf.rotationSpeed = VoxelDefs[i]->PlacedSpin / 55.55f;
smf.flags |= MDL_ROTATING;
}
VoxelDefs[i]->VoxeldefIndex = SpriteModelFrames.Push(smf);
if (VoxelDefs[i]->PlacedSpin != VoxelDefs[i]->DroppedSpin)
{
if (VoxelDefs[i]->DroppedSpin != 0)
{
smf.yrotate = 1.f;
smf.rotationSpeed = VoxelDefs[i]->DroppedSpin / 55.55f;
smf.flags |= MDL_ROTATING;
}
else
{
smf.yrotate = 0;
smf.rotationSpeed = 0;
smf.flags &= ~MDL_ROTATING;
}
SpriteModelFrames.Push(smf);
}
}
memset(&smf, 0, sizeof(smf));
smf.modelIDs[0] = smf.modelIDs[1] = smf.modelIDs[2] = smf.modelIDs[3] = -1;
while ((Lump = Wads.FindLump("MODELDEF", &lastLump)) != -1)
{
FScanner sc(Lump);
while (sc.GetString())
{
if (sc.Compare("model"))
{
path = "";
sc.MustGetString();
memset(&smf, 0, sizeof(smf));
smf.modelIDs[0] = smf.modelIDs[1] = smf.modelIDs[2] = smf.modelIDs[3] = -1;
smf.xscale=smf.yscale=smf.zscale=1.f;
smf.type = PClass::FindClass(sc.String);
if (!smf.type || smf.type->Defaults == nullptr)
{
sc.ScriptError("MODELDEF: Unknown actor type '%s'\n", sc.String);
}
sc.MustGetStringName("{");
while (!sc.CheckString("}"))
{
sc.MustGetString();
if (sc.Compare("path"))
{
sc.MustGetString();
FixPathSeperator(sc.String);
path = sc.String;
if (path[(int)path.Len()-1]!='/') path+='/';
}
else if (sc.Compare("model"))
{
sc.MustGetNumber();
index = sc.Number;
if (index < 0 || index >= MAX_MODELS_PER_FRAME)
{
sc.ScriptError("Too many models in %s", smf.type->TypeName.GetChars());
}
sc.MustGetString();
FixPathSeperator(sc.String);
smf.modelIDs[index] = FindModel(path.GetChars(), sc.String);
if (smf.modelIDs[index] == -1)
{
Printf("%s: model not found in %s\n", sc.String, path.GetChars());
}
}
else if (sc.Compare("scale"))
{
sc.MustGetFloat();
smf.xscale = sc.Float;
sc.MustGetFloat();
smf.yscale = sc.Float;
sc.MustGetFloat();
smf.zscale = sc.Float;
}
// [BB] Added zoffset reading.
// Now it must be considered deprecated.
else if (sc.Compare("zoffset"))
{
sc.MustGetFloat();
smf.zoffset=sc.Float;
}
// Offset reading.
else if (sc.Compare("offset"))
{
sc.MustGetFloat();
smf.xoffset = sc.Float;
sc.MustGetFloat();
smf.yoffset = sc.Float;
sc.MustGetFloat();
smf.zoffset = sc.Float;
}
// angleoffset, pitchoffset and rolloffset reading.
else if (sc.Compare("angleoffset"))
{
sc.MustGetFloat();
smf.angleoffset = sc.Float;
}
else if (sc.Compare("pitchoffset"))
{
sc.MustGetFloat();
smf.pitchoffset = sc.Float;
}
else if (sc.Compare("rolloffset"))
{
sc.MustGetFloat();
smf.rolloffset = sc.Float;
}
// [BB] Added model flags reading.
else if (sc.Compare("ignoretranslation"))
{
smf.flags |= MDL_IGNORETRANSLATION;
}
else if (sc.Compare("pitchfrommomentum"))
{
smf.flags |= MDL_PITCHFROMMOMENTUM;
}
else if (sc.Compare("inheritactorpitch"))
{
smf.flags |= MDL_USEACTORPITCH | MDL_BADROTATION;
}
else if (sc.Compare("inheritactorroll"))
{
smf.flags |= MDL_USEACTORROLL;
}
else if (sc.Compare("useactorpitch"))
{
smf.flags |= MDL_USEACTORPITCH;
}
else if (sc.Compare("useactorroll"))
{
smf.flags |= MDL_USEACTORROLL;
}
else if (sc.Compare("rotating"))
{
smf.flags |= MDL_ROTATING;
smf.xrotate = 0.;
smf.yrotate = 1.;
smf.zrotate = 0.;
smf.rotationCenterX = 0.;
smf.rotationCenterY = 0.;
smf.rotationCenterZ = 0.;
smf.rotationSpeed = 1.;
}
else if (sc.Compare("rotation-speed"))
{
sc.MustGetFloat();
smf.rotationSpeed = sc.Float;
}
else if (sc.Compare("rotation-vector"))
{
sc.MustGetFloat();
smf.xrotate = sc.Float;
sc.MustGetFloat();
smf.yrotate = sc.Float;
sc.MustGetFloat();
smf.zrotate = sc.Float;
}
else if (sc.Compare("rotation-center"))
{
sc.MustGetFloat();
smf.rotationCenterX = sc.Float;
sc.MustGetFloat();
smf.rotationCenterY = sc.Float;
sc.MustGetFloat();
smf.rotationCenterZ = sc.Float;
}
else if (sc.Compare("interpolatedoubledframes"))
{
smf.flags |= MDL_INTERPOLATEDOUBLEDFRAMES;
}
else if (sc.Compare("nointerpolation"))
{
smf.flags |= MDL_NOINTERPOLATION;
}
else if (sc.Compare("skin"))
{
sc.MustGetNumber();
index=sc.Number;
if (index<0 || index>=MAX_MODELS_PER_FRAME)
{
sc.ScriptError("Too many models in %s", smf.type->TypeName.GetChars());
}
sc.MustGetString();
FixPathSeperator(sc.String);
if (sc.Compare(""))
{
smf.skinIDs[index]=FNullTextureID();
}
else
{
smf.skinIDs[index] = LoadSkin(path.GetChars(), sc.String);
if (!smf.skinIDs[index].isValid())
{
Printf("Skin '%s' not found in '%s'\n",
sc.String, smf.type->TypeName.GetChars());
}
}
}
else if (sc.Compare("surfaceskin"))
{
sc.MustGetNumber();
index = sc.Number;
sc.MustGetNumber();
surface = sc.Number;
if (index<0 || index >= MAX_MODELS_PER_FRAME)
{
sc.ScriptError("Too many models in %s", smf.type->TypeName.GetChars());
}
if (surface<0 || surface >= MD3_MAX_SURFACES)
{
sc.ScriptError("Invalid MD3 Surface %d in %s", MD3_MAX_SURFACES, smf.type->TypeName.GetChars());
}
sc.MustGetString();
FixPathSeperator(sc.String);
if (sc.Compare(""))
{
smf.surfaceskinIDs[index][surface] = FNullTextureID();
}
else
{
smf.surfaceskinIDs[index][surface] = LoadSkin(path.GetChars(), sc.String);
if (!smf.surfaceskinIDs[index][surface].isValid())
{
Printf("Surface Skin '%s' not found in '%s'\n",
sc.String, smf.type->TypeName.GetChars());
}
}
}
else if (sc.Compare("frameindex") || sc.Compare("frame"))
{
bool isframe=!!sc.Compare("frame");
sc.MustGetString();
smf.sprite = -1;
for (i = 0; i < (int)sprites.Size (); ++i)
{
if (strnicmp (sprites[i].name, sc.String, 4) == 0)
{
if (sprites[i].numframes==0)
{
//sc.ScriptError("Sprite %s has no frames", sc.String);
}
smf.sprite = i;
break;
}
}
if (smf.sprite==-1)
{
sc.ScriptError("Unknown sprite %s in model definition for %s", sc.String, smf.type->TypeName.GetChars());
}
sc.MustGetString();
FString framechars = sc.String;
sc.MustGetNumber();
index=sc.Number;
if (index<0 || index>=MAX_MODELS_PER_FRAME)
{
sc.ScriptError("Too many models in %s", smf.type->TypeName.GetChars());
}
if (isframe)
{
sc.MustGetString();
if (smf.modelIDs[index] != -1)
{
FModel *model = Models[smf.modelIDs[index]];
smf.modelframes[index] = model->FindFrame(sc.String);
if (smf.modelframes[index]==-1) sc.ScriptError("Unknown frame '%s' in %s", sc.String, smf.type->TypeName.GetChars());
}
else smf.modelframes[index] = -1;
}
else
{
sc.MustGetNumber();
smf.modelframes[index] = sc.Number;
}
for(i=0; framechars[i]>0; i++)
{
char map[29]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
int c = toupper(framechars[i])-'A';
if (c<0 || c>=29)
{
sc.ScriptError("Invalid frame character %c found", c+'A');
}
if (map[c]) continue;
smf.frame=c;
SpriteModelFrames.Push(smf);
GetDefaultByType(smf.type)->hasmodel = true;
map[c]=1;
}
}
else if (sc.Compare("dontcullbackfaces"))
{
smf.flags |= MDL_DONTCULLBACKFACES;
}
else
{
sc.ScriptMessage("Unrecognized string \"%s\"", sc.String);
}
}
}
}
}
// create a hash table for quick access
SpriteModelHash = new int[SpriteModelFrames.Size ()];
atterm(DeleteModelHash);
memset(SpriteModelHash, 0xff, SpriteModelFrames.Size () * sizeof(int));
for (i = 0; i < (int)SpriteModelFrames.Size (); i++)
{
int j = ModelFrameHash(&SpriteModelFrames[i]) % SpriteModelFrames.Size ();
SpriteModelFrames[i].hashnext = SpriteModelHash[j];
SpriteModelHash[j]=i;
}
}
//===========================================================================
//
// gl_FindModelFrame
//
//===========================================================================
EXTERN_CVAR (Bool, r_drawvoxels)
FSpriteModelFrame * gl_FindModelFrame(const PClass * ti, int sprite, int frame, bool dropped)
{
if (GetDefaultByType(ti)->hasmodel)
{
FSpriteModelFrame smf;
memset(&smf, 0, sizeof(smf));
smf.type=ti;
smf.sprite=sprite;
smf.frame=frame;
int hash = SpriteModelHash[ModelFrameHash(&smf) % SpriteModelFrames.Size()];
while (hash>=0)
{
FSpriteModelFrame * smff = &SpriteModelFrames[hash];
if (smff->type==ti && smff->sprite==sprite && smff->frame==frame) return smff;
hash=smff->hashnext;
}
}
// Check for voxel replacements
if (r_drawvoxels)
{
spritedef_t *sprdef = &sprites[sprite];
if (frame < sprdef->numframes)
{
spriteframe_t *sprframe = &SpriteFrames[sprdef->spriteframes + frame];
if (sprframe->Voxel != nullptr)
{
int index = sprframe->Voxel->VoxeldefIndex;
if (dropped && sprframe->Voxel->DroppedSpin !=sprframe->Voxel->PlacedSpin) index++;
return &SpriteModelFrames[index];
}
}
}
return nullptr;
}
//===========================================================================
//
// gl_RenderModel
@ -1200,25 +377,3 @@ void gl_RenderHUDModel(DPSprite *psp, float ofsX, float ofsY)
FGLModelRenderer renderer;
renderer.RenderHUDModel(psp, ofsX, ofsY);
}
//===========================================================================
//
// gl_IsHUDModelForPlayerAvailable
//
//===========================================================================
bool gl_IsHUDModelForPlayerAvailable (player_t * player)
{
if (player == nullptr || player->ReadyWeapon == nullptr)
return false;
DPSprite *psp = player->FindPSprite(PSP_WEAPON);
if (psp == nullptr || psp->GetState() == nullptr)
return false;
FState* state = psp->GetState();
FSpriteModelFrame *smf = gl_FindModelFrame(player->ReadyWeapon->GetClass(), state->sprite, state->GetFrame(), false);
return ( smf != nullptr );
}

429
src/gl/models/gl_models.h
View file

@ -20,62 +20,14 @@
//--------------------------------------------------------------------------
//
#ifndef __GL_MODELS_H_
#define __GL_MODELS_H_
#pragma once
#include "tarray.h"
#include "gl/utility/gl_geometric.h"
#include "gl/data/gl_vertexbuffer.h"
#include "p_pspr.h"
#include "r_data/voxels.h"
#define MAX_LODS 4
enum { VX, VZ, VY };
#define MD2_MAGIC 0x32504449
#define DMD_MAGIC 0x4D444D44
#define MD3_MAGIC 0x33504449
#define NUMVERTEXNORMALS 162
#define MD3_MAX_SURFACES 32
FTextureID LoadSkin(const char * path, const char * fn);
// [JM] Necessary forward declaration
typedef struct FSpriteModelFrame FSpriteModelFrame;
class FModelRenderer
{
public:
virtual ~FModelRenderer() { }
void RenderModel(float x, float y, float z, FSpriteModelFrame *modelframe, AActor *actor);
void RenderHUDModel(DPSprite *psp, float ofsx, float ofsy);
virtual void BeginDrawModel(AActor *actor, FSpriteModelFrame *smf, const VSMatrix &objectToWorldMatrix) = 0;
virtual void EndDrawModel(AActor *actor, FSpriteModelFrame *smf) = 0;
virtual IModelVertexBuffer *CreateVertexBuffer(bool needindex, bool singleframe) = 0;
virtual void SetVertexBuffer(IModelVertexBuffer *buffer) = 0;
virtual void ResetVertexBuffer() = 0;
virtual VSMatrix GetViewToWorldMatrix() = 0;
virtual void BeginDrawHUDModel(AActor *actor, const VSMatrix &objectToWorldMatrix) = 0;
virtual void EndDrawHUDModel(AActor *actor) = 0;
virtual void SetInterpolation(double interpolation) = 0;
virtual void SetMaterial(FTexture *skin, int clampmode, int translation) = 0;
virtual void DrawArrays(int primitiveType, int start, int count) = 0;
virtual void DrawElements(int primitiveType, int numIndices, int elementType, size_t offset) = 0;
virtual double GetTimeFloat() = 0;
private:
void RenderFrameModels(const FSpriteModelFrame *smf, const FState *curState, const int curTics, const PClass *ti, Matrix3x4 *normaltransform, int translation);
};
#include "models/models.h"
class FGLModelRenderer : public FModelRenderer
{
@ -95,382 +47,5 @@ public:
double GetTimeFloat() override;
};
class FModel
{
public:
FModel()
{
mVBuf = NULL;
}
virtual ~FModel();
virtual bool Load(const char * fn, int lumpnum, const char * buffer, int length) = 0;
virtual int FindFrame(const char * name) = 0;
virtual void RenderFrame(FModelRenderer *renderer, FTexture * skin, int frame, int frame2, double inter, int translation=0) = 0;
virtual void BuildVertexBuffer(FModelRenderer *renderer) = 0;
virtual void AddSkins(uint8_t *hitlist) = 0;
void DestroyVertexBuffer()
{
delete mVBuf;
mVBuf = NULL;
}
virtual float getAspectFactor() { return 1.f; }
const FSpriteModelFrame *curSpriteMDLFrame;
int curMDLIndex;
void PushSpriteMDLFrame(const FSpriteModelFrame *smf, int index) { curSpriteMDLFrame = smf; curMDLIndex = index; };
IModelVertexBuffer *mVBuf;
FString mFileName;
};
class FDMDModel : public FModel
{
protected:
struct FTriangle
{
unsigned short vertexIndices[3];
unsigned short textureIndices[3];
};
struct DMDHeader
{
int magic;
int version;
int flags;
};
struct DMDModelVertex
{
float xyz[3];
};
struct FTexCoord
{
short s, t;
};
struct FGLCommandVertex
{
float s, t;
int index;
};
struct DMDInfo
{
int skinWidth;
int skinHeight;
int frameSize;
int numSkins;
int numVertices;
int numTexCoords;
int numFrames;
int numLODs;
int offsetSkins;
int offsetTexCoords;
int offsetFrames;
int offsetLODs;
int offsetEnd;
};
struct ModelFrame
{
char name[16];
unsigned int vindex;
};
struct ModelFrameVertexData
{
DMDModelVertex *vertices;
DMDModelVertex *normals;
};
struct DMDLoDInfo
{
int numTriangles;
int numGlCommands;
int offsetTriangles;
int offsetGlCommands;
};
struct DMDLoD
{
FTriangle * triangles;
};
int mLumpNum;
DMDHeader header;
DMDInfo info;
FTextureID * skins;
ModelFrame * frames;
bool allowTexComp; // Allow texture compression with this.
// Temp data only needed for buffer construction
FTexCoord * texCoords;
ModelFrameVertexData *framevtx;
DMDLoDInfo lodInfo[MAX_LODS];
DMDLoD lods[MAX_LODS];
public:
FDMDModel()
{
mLumpNum = -1;
frames = NULL;
skins = NULL;
for (int i = 0; i < MAX_LODS; i++)
{
lods[i].triangles = NULL;
}
info.numLODs = 0;
texCoords = NULL;
framevtx = NULL;
}
virtual ~FDMDModel();
virtual bool Load(const char * fn, int lumpnum, const char * buffer, int length);
virtual int FindFrame(const char * name);
virtual void RenderFrame(FModelRenderer *renderer, FTexture * skin, int frame, int frame2, double inter, int translation=0);
virtual void LoadGeometry();
virtual void AddSkins(uint8_t *hitlist);
void UnloadGeometry();
void BuildVertexBuffer(FModelRenderer *renderer);
};
// This uses the same internal representation as DMD
class FMD2Model : public FDMDModel
{
public:
FMD2Model() {}
virtual ~FMD2Model();
virtual bool Load(const char * fn, int lumpnum, const char * buffer, int length);
virtual void LoadGeometry();
};
class FMD3Model : public FModel
{
struct MD3Tag
{
// Currently I have no use for this
};
struct MD3TexCoord
{
float s,t;
};
struct MD3Vertex
{
float x,y,z;
float nx,ny,nz;
};
struct MD3Triangle
{
int VertIndex[3];
};
struct MD3Surface
{
int numVertices;
int numTriangles;
int numSkins;
FTextureID * skins;
MD3Triangle * tris;
MD3TexCoord * texcoords;
MD3Vertex * vertices;
unsigned int vindex; // contains numframes arrays of vertices
unsigned int iindex;
MD3Surface()
{
tris=NULL;
vertices=NULL;
texcoords=NULL;
vindex = iindex = UINT_MAX;
}
~MD3Surface()
{
if (skins) delete [] skins;
UnloadGeometry();
}
void UnloadGeometry()
{
if (tris) delete [] tris;
if (vertices) delete [] vertices;
if (texcoords) delete [] texcoords;
tris = NULL;
vertices = NULL;
texcoords = NULL;
}
};
struct MD3Frame
{
// The bounding box information is of no use in the Doom engine
// That will still be done with the actor's size information.
char Name[16];
float origin[3];
};
int numFrames;
int numTags;
int numSurfaces;
int mLumpNum;
MD3Frame * frames;
MD3Surface * surfaces;
public:
FMD3Model() { }
virtual ~FMD3Model();
virtual bool Load(const char * fn, int lumpnum, const char * buffer, int length);
virtual int FindFrame(const char * name);
virtual void RenderFrame(FModelRenderer *renderer, FTexture * skin, int frame, int frame2, double inter, int translation=0);
void LoadGeometry();
void BuildVertexBuffer(FModelRenderer *renderer);
virtual void AddSkins(uint8_t *hitlist);
};
struct FVoxelVertexHash
{
// Returns the hash value for a key.
hash_t Hash(const FModelVertex &key)
{
int ix = xs_RoundToInt(key.x);
int iy = xs_RoundToInt(key.y);
int iz = xs_RoundToInt(key.z);
return (hash_t)(ix + (iy<<9) + (iz<<18));
}
// Compares two keys, returning zero if they are the same.
int Compare(const FModelVertex &left, const FModelVertex &right)
{
return left.x != right.x || left.y != right.y || left.z != right.z || left.u != right.u || left.v != right.v;
}
};
struct FIndexInit
{
void Init(unsigned int &value)
{
value = 0xffffffff;
}
};
typedef TMap<FModelVertex, unsigned int, FVoxelVertexHash, FIndexInit> FVoxelMap;
class FVoxelModel : public FModel
{
protected:
FVoxel *mVoxel;
bool mOwningVoxel; // if created through MODELDEF deleting this object must also delete the voxel object
FTextureID mPalette;
unsigned int mNumIndices;
TArray<FModelVertex> mVertices;
TArray<unsigned int> mIndices;
void MakeSlabPolys(int x, int y, kvxslab_t *voxptr, FVoxelMap &check);
void AddFace(int x1, int y1, int z1, int x2, int y2, int z2, int x3, int y3, int z3, int x4, int y4, int z4, uint8_t color, FVoxelMap &check);
unsigned int AddVertex(FModelVertex &vert, FVoxelMap &check);
public:
FVoxelModel(FVoxel *voxel, bool owned);
~FVoxelModel();
bool Load(const char * fn, int lumpnum, const char * buffer, int length);
void Initialize();
virtual int FindFrame(const char * name);
virtual void RenderFrame(FModelRenderer *renderer, FTexture * skin, int frame, int frame2, double inter, int translation=0);
virtual void AddSkins(uint8_t *hitlist);
FTextureID GetPaletteTexture() const { return mPalette; }
void BuildVertexBuffer(FModelRenderer *renderer);
float getAspectFactor();
};
#define MAX_MODELS_PER_FRAME 4
//
// [BB] Model rendering flags.
//
enum
{
// [BB] Color translations for the model skin are ignored. This is
// useful if the skin texture is not using the game palette.
MDL_IGNORETRANSLATION = 1,
MDL_PITCHFROMMOMENTUM = 2,
MDL_ROTATING = 4,
MDL_INTERPOLATEDOUBLEDFRAMES = 8,
MDL_NOINTERPOLATION = 16,
MDL_USEACTORPITCH = 32,
MDL_USEACTORROLL = 64,
MDL_BADROTATION = 128,
MDL_DONTCULLBACKFACES = 256,
};
struct FSpriteModelFrame
{
int modelIDs[MAX_MODELS_PER_FRAME];
FTextureID skinIDs[MAX_MODELS_PER_FRAME];
FTextureID surfaceskinIDs[MAX_MODELS_PER_FRAME][MD3_MAX_SURFACES];
int modelframes[MAX_MODELS_PER_FRAME];
float xscale, yscale, zscale;
// [BB] Added zoffset, rotation parameters and flags.
// Added xoffset, yoffset
float xoffset, yoffset, zoffset;
float xrotate, yrotate, zrotate;
float rotationCenterX, rotationCenterY, rotationCenterZ;
float rotationSpeed;
unsigned int flags;
const PClass * type;
short sprite;
short frame;
FState * state; // for later!
int hashnext;
float angleoffset;
// added pithoffset, rolloffset.
float pitchoffset, rolloffset; // I don't want to bother with type transformations, so I made this variables float.
};
class GLSprite;
FSpriteModelFrame * gl_FindModelFrame(const PClass * ti, int sprite, int frame, bool dropped);
void gl_RenderModel(GLSprite * spr);
// [BB] HUD weapon model rendering functions.
void gl_RenderHUDModel(DPSprite *psp, float ofsx, float ofsy);
bool gl_IsHUDModelForPlayerAvailable (player_t * player);
class DeletingModelArray : public TArray<FModel *>
{
public:
~DeletingModelArray()
{
for (unsigned i = 0; i<Size(); i++)
{
delete (*this)[i];
}
}
};
extern DeletingModelArray Models;
#endif

877
src/models/models.cpp Normal file
View file

@ -0,0 +1,877 @@
//
//---------------------------------------------------------------------------
//
// Copyright(C) 2005-2016 Christoph Oelckers
// All rights reserved.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program. If not, see http://www.gnu.org/licenses/
//
//--------------------------------------------------------------------------
//
/*
** gl_models.cpp
**
** General model handling code
**
**/
#include "gl/system/gl_system.h"
#include "w_wad.h"
#include "cmdlib.h"
#include "sc_man.h"
#include "m_crc32.h"
#include "c_console.h"
#include "g_game.h"
#include "doomstat.h"
#include "g_level.h"
#include "r_state.h"
#include "d_player.h"
#include "g_levellocals.h"
#include "r_utility.h"
#include "i_time.h"
#include "models/models.h"
CVAR(Bool, gl_interpolate_model_frames, true, CVAR_ARCHIVE)
EXTERN_CVAR(Bool, r_drawvoxels)
extern TDeletingArray<FVoxel *> Voxels;
extern TDeletingArray<FVoxelDef *> VoxelDefs;
DeletingModelArray Models;
void FModelRenderer::RenderModel(float x, float y, float z, FSpriteModelFrame *smf, AActor *actor)
{
// Setup transformation.
int translation = 0;
if (!(smf->flags & MDL_IGNORETRANSLATION))
translation = actor->Translation;
// y scale for a sprite means height, i.e. z in the world!
float scaleFactorX = actor->Scale.X * smf->xscale;
float scaleFactorY = actor->Scale.X * smf->yscale;
float scaleFactorZ = actor->Scale.Y * smf->zscale;
float pitch = 0;
float roll = 0;
double rotateOffset = 0;
float angle = actor->Angles.Yaw.Degrees;
// [BB] Workaround for the missing pitch information.
if ((smf->flags & MDL_PITCHFROMMOMENTUM))
{
const double x = actor->Vel.X;
const double y = actor->Vel.Y;
const double z = actor->Vel.Z;
if (actor->Vel.LengthSquared() > EQUAL_EPSILON)
{
// [BB] Calculate the pitch using spherical coordinates.
if (z || x || y) pitch = float(atan(z / sqrt(x*x + y*y)) / M_PI * 180);
// Correcting pitch if model is moving backwards
if (fabs(x) > EQUAL_EPSILON || fabs(y) > EQUAL_EPSILON)
{
if ((x * cos(angle * M_PI / 180) + y * sin(angle * M_PI / 180)) / sqrt(x * x + y * y) < 0) pitch *= -1;
}
else pitch = fabs(pitch);
}
}
if (smf->flags & MDL_ROTATING)
{
const double time = smf->rotationSpeed*GetTimeFloat() / 200.;
rotateOffset = double((time - xs_FloorToInt(time)) *360.);
}
// Added MDL_USEACTORPITCH and MDL_USEACTORROLL flags processing.
// If both flags MDL_USEACTORPITCH and MDL_PITCHFROMMOMENTUM are set, the pitch sums up the actor pitch and the velocity vector pitch.
if (smf->flags & MDL_USEACTORPITCH)
{
double d = actor->Angles.Pitch.Degrees;
if (smf->flags & MDL_BADROTATION) pitch += d;
else pitch -= d;
}
if (smf->flags & MDL_USEACTORROLL) roll += actor->Angles.Roll.Degrees;
VSMatrix objectToWorldMatrix;
objectToWorldMatrix.loadIdentity();
// Model space => World space
objectToWorldMatrix.translate(x, z, y);
// [Nash] take SpriteRotation into account
angle += actor->SpriteRotation.Degrees;
if (actor->renderflags & RF_INTERPOLATEANGLES)
{
// [Nash] use interpolated angles
DRotator Angles = actor->InterpolatedAngles(r_viewpoint.TicFrac);
angle = Angles.Yaw.Degrees;
}
// Applying model transformations:
// 1) Applying actor angle, pitch and roll to the model
objectToWorldMatrix.rotate(-angle, 0, 1, 0);
objectToWorldMatrix.rotate(pitch, 0, 0, 1);
objectToWorldMatrix.rotate(-roll, 1, 0, 0);
// 2) Applying Doomsday like rotation of the weapon pickup models
// The rotation angle is based on the elapsed time.
if (smf->flags & MDL_ROTATING)
{
objectToWorldMatrix.translate(smf->rotationCenterX, smf->rotationCenterY, smf->rotationCenterZ);
objectToWorldMatrix.rotate(rotateOffset, smf->xrotate, smf->yrotate, smf->zrotate);
objectToWorldMatrix.translate(-smf->rotationCenterX, -smf->rotationCenterY, -smf->rotationCenterZ);
}
// 3) Scaling model.
objectToWorldMatrix.scale(scaleFactorX, scaleFactorZ, scaleFactorY);
// 4) Aplying model offsets (model offsets do not depend on model scalings).
objectToWorldMatrix.translate(smf->xoffset / smf->xscale, smf->zoffset / smf->zscale, smf->yoffset / smf->yscale);
// 5) Applying model rotations.
objectToWorldMatrix.rotate(-smf->angleoffset, 0, 1, 0);
objectToWorldMatrix.rotate(smf->pitchoffset, 0, 0, 1);
objectToWorldMatrix.rotate(-smf->rolloffset, 1, 0, 0);
// consider the pixel stretching. For non-voxels this must be factored out here
float stretch = (smf->modelIDs[0] != -1 ? Models[smf->modelIDs[0]]->getAspectFactor() : 1.f) / level.info->pixelstretch;
objectToWorldMatrix.scale(1, stretch, 1);
BeginDrawModel(actor, smf, objectToWorldMatrix);
RenderFrameModels(smf, actor->state, actor->tics, actor->GetClass(), nullptr, translation);
EndDrawModel(actor, smf);
}
void FModelRenderer::RenderHUDModel(DPSprite *psp, float ofsX, float ofsY)
{
AActor * playermo = players[consoleplayer].camera;
FSpriteModelFrame *smf = gl_FindModelFrame(playermo->player->ReadyWeapon->GetClass(), psp->GetState()->sprite, psp->GetState()->GetFrame(), false);
// [BB] No model found for this sprite, so we can't render anything.
if (smf == nullptr)
return;
// The model position and orientation has to be drawn independently from the position of the player,
// but we need to position it correctly in the world for light to work properly.
VSMatrix objectToWorldMatrix = GetViewToWorldMatrix();
// Scaling model (y scale for a sprite means height, i.e. z in the world!).
objectToWorldMatrix.scale(smf->xscale, smf->zscale, smf->yscale);
// Aplying model offsets (model offsets do not depend on model scalings).
objectToWorldMatrix.translate(smf->xoffset / smf->xscale, smf->zoffset / smf->zscale, smf->yoffset / smf->yscale);
// [BB] Weapon bob, very similar to the normal Doom weapon bob.
objectToWorldMatrix.rotate(ofsX / 4, 0, 1, 0);
objectToWorldMatrix.rotate((ofsY - WEAPONTOP) / -4., 1, 0, 0);
// [BB] For some reason the jDoom models need to be rotated.
objectToWorldMatrix.rotate(90.f, 0, 1, 0);
// Applying angleoffset, pitchoffset, rolloffset.
objectToWorldMatrix.rotate(-smf->angleoffset, 0, 1, 0);
objectToWorldMatrix.rotate(smf->pitchoffset, 0, 0, 1);
objectToWorldMatrix.rotate(-smf->rolloffset, 1, 0, 0);
BeginDrawHUDModel(playermo, objectToWorldMatrix);
RenderFrameModels(smf, psp->GetState(), psp->GetTics(), playermo->player->ReadyWeapon->GetClass(), nullptr, 0);
EndDrawHUDModel(playermo);
}
void FModelRenderer::RenderFrameModels(const FSpriteModelFrame *smf,
const FState *curState,
const int curTics,
const PClass *ti,
Matrix3x4 *normaltransform,
int translation)
{
// [BB] Frame interpolation: Find the FSpriteModelFrame smfNext which follows after smf in the animation
// and the scalar value inter ( element of [0,1) ), both necessary to determine the interpolated frame.
FSpriteModelFrame * smfNext = nullptr;
double inter = 0.;
if (gl_interpolate_model_frames && !(smf->flags & MDL_NOINTERPOLATION))
{
FState *nextState = curState->GetNextState();
if (curState != nextState && nextState)
{
// [BB] To interpolate at more than 35 fps we take tic fractions into account.
float ticFraction = 0.;
// [BB] In case the tic counter is frozen we have to leave ticFraction at zero.
if (ConsoleState == c_up && menuactive != MENU_On && !(level.flags2 & LEVEL2_FROZEN))
{
double time = GetTimeFloat();
ticFraction = (time - static_cast<int>(time));
}
inter = static_cast<double>(curState->Tics - curTics - ticFraction) / static_cast<double>(curState->Tics);
// [BB] For some actors (e.g. ZPoisonShroom) spr->actor->tics can be bigger than curState->Tics.
// In this case inter is negative and we need to set it to zero.
if (inter < 0.)
inter = 0.;
else
{
// [BB] Workaround for actors that use the same frame twice in a row.
// Most of the standard Doom monsters do this in their see state.
if ((smf->flags & MDL_INTERPOLATEDOUBLEDFRAMES))
{
const FState *prevState = curState - 1;
if ((curState->sprite == prevState->sprite) && (curState->Frame == prevState->Frame))
{
inter /= 2.;
inter += 0.5;
}
if ((curState->sprite == nextState->sprite) && (curState->Frame == nextState->Frame))
{
inter /= 2.;
nextState = nextState->GetNextState();
}
}
if (inter != 0.0)
smfNext = gl_FindModelFrame(ti, nextState->sprite, nextState->Frame, false);
}
}
}
for (int i = 0; i<MAX_MODELS_PER_FRAME; i++)
{
if (smf->modelIDs[i] != -1)
{
FModel * mdl = Models[smf->modelIDs[i]];
FTexture *tex = smf->skinIDs[i].isValid() ? TexMan(smf->skinIDs[i]) : nullptr;
mdl->BuildVertexBuffer(this);
SetVertexBuffer(mdl->mVBuf);
mdl->PushSpriteMDLFrame(smf, i);
if (smfNext && smf->modelframes[i] != smfNext->modelframes[i])
mdl->RenderFrame(this, tex, smf->modelframes[i], smfNext->modelframes[i], inter, translation);
else
mdl->RenderFrame(this, tex, smf->modelframes[i], smf->modelframes[i], 0.f, translation);
ResetVertexBuffer();
}
}
}
/////////////////////////////////////////////////////////////////////////////
void gl_LoadModels()
{
/*
for (int i = Models.Size() - 1; i >= 0; i--)
{
Models[i]->BuildVertexBuffer();
}
*/
}
void gl_FlushModels()
{
for (int i = Models.Size() - 1; i >= 0; i--)
{
Models[i]->DestroyVertexBuffer();
}
}
/////////////////////////////////////////////////////////////////////////////
FModel::~FModel()
{
if (mVBuf != nullptr) delete mVBuf;
}
static TArray<FSpriteModelFrame> SpriteModelFrames;
static int * SpriteModelHash;
//TArray<FStateModelFrame> StateModelFrames;
static void DeleteModelHash()
{
if (SpriteModelHash != nullptr) delete [] SpriteModelHash;
SpriteModelHash = nullptr;
}
//===========================================================================
//
// FindGFXFile
//
//===========================================================================
static int FindGFXFile(FString & fn)
{
int lump = Wads.CheckNumForFullName(fn); // if we find something that matches the name plus the extension, return it and do not enter the substitution logic below.
if (lump != -1) return lump;
int best = -1;
int dot = fn.LastIndexOf('.');
int slash = fn.LastIndexOf('/');
if (dot > slash) fn.Truncate(dot);
static const char * extensions[] = { ".png", ".jpg", ".tga", ".pcx", nullptr };
for (const char ** extp=extensions; *extp; extp++)
{
int lump = Wads.CheckNumForFullName(fn + *extp);
if (lump >= best) best = lump;
}
return best;
}
//===========================================================================
//
// LoadSkin
//
//===========================================================================
FTextureID LoadSkin(const char * path, const char * fn)
{
FString buffer;
buffer.Format("%s%s", path, fn);
int texlump = FindGFXFile(buffer);
const char * const texname = texlump < 0 ? fn : Wads.GetLumpFullName(texlump);
return TexMan.CheckForTexture(texname, FTexture::TEX_Any, FTextureManager::TEXMAN_TryAny);
}
//===========================================================================
//
// ModelFrameHash
//
//===========================================================================
static int ModelFrameHash(FSpriteModelFrame * smf)
{
const uint32_t *table = GetCRCTable ();
uint32_t hash = 0xffffffff;
const char * s = (const char *)(&smf->type); // this uses type, sprite and frame for hashing
const char * se= (const char *)(&smf->hashnext);
for (; s<se; s++)
{
hash = CRC1 (hash, *s, table);
}
return hash ^ 0xffffffff;
}
//===========================================================================
//
// FindModel
//
//===========================================================================
static unsigned FindModel(const char * path, const char * modelfile)
{
FModel * model = nullptr;
FString fullname;
fullname.Format("%s%s", path, modelfile);
int lump = Wads.CheckNumForFullName(fullname);
if (lump<0)
{
Printf("FindModel: '%s' not found\n", fullname.GetChars());
return -1;
}
for(unsigned i = 0; i< Models.Size(); i++)
{
if (!Models[i]->mFileName.CompareNoCase(fullname)) return i;
}
int len = Wads.LumpLength(lump);
FMemLump lumpd = Wads.ReadLump(lump);
char * buffer = (char*)lumpd.GetMem();
if (!memcmp(buffer, "DMDM", 4))
{
model = new FDMDModel;
}
else if (!memcmp(buffer, "IDP2", 4))
{
model = new FMD2Model;
}
else if (!memcmp(buffer, "IDP3", 4))
{
model = new FMD3Model;
}
if (model != nullptr)
{
if (!model->Load(path, lump, buffer, len))
{
delete model;
return -1;
}
}
else
{
// try loading as a voxel
FVoxel *voxel = R_LoadKVX(lump);
if (voxel != nullptr)
{
model = new FVoxelModel(voxel, true);
}
else
{
Printf("LoadModel: Unknown model format in '%s'\n", fullname.GetChars());
return -1;
}
}
// The vertex buffer cannot be initialized here because this gets called before OpenGL is initialized
model->mFileName = fullname;
return Models.Push(model);
}
//===========================================================================
//
// gl_InitModels
//
//===========================================================================
void gl_InitModels()
{
int Lump, lastLump;
FString path;
int index, surface;
int i;
FSpriteModelFrame smf;
lastLump = 0;
for(unsigned i=0;i<Models.Size();i++)
{
delete Models[i];
}
Models.Clear();
SpriteModelFrames.Clear();
DeleteModelHash();
// First, create models for each voxel
for (unsigned i = 0; i < Voxels.Size(); i++)
{
FVoxelModel *md = new FVoxelModel(Voxels[i], false);
Voxels[i]->VoxelIndex = Models.Push(md);
}
// now create GL model frames for the voxeldefs
for (unsigned i = 0; i < VoxelDefs.Size(); i++)
{
FVoxelModel *md = (FVoxelModel*)Models[VoxelDefs[i]->Voxel->VoxelIndex];
memset(&smf, 0, sizeof(smf));
smf.modelIDs[1] = smf.modelIDs[2] = smf.modelIDs[3] = -1;
smf.modelIDs[0] = VoxelDefs[i]->Voxel->VoxelIndex;
smf.skinIDs[0] = md->GetPaletteTexture();
smf.xscale = smf.yscale = smf.zscale = VoxelDefs[i]->Scale;
smf.angleoffset = VoxelDefs[i]->AngleOffset.Degrees;
if (VoxelDefs[i]->PlacedSpin != 0)
{
smf.yrotate = 1.f;
smf.rotationSpeed = VoxelDefs[i]->PlacedSpin / 55.55f;
smf.flags |= MDL_ROTATING;
}
VoxelDefs[i]->VoxeldefIndex = SpriteModelFrames.Push(smf);
if (VoxelDefs[i]->PlacedSpin != VoxelDefs[i]->DroppedSpin)
{
if (VoxelDefs[i]->DroppedSpin != 0)
{
smf.yrotate = 1.f;
smf.rotationSpeed = VoxelDefs[i]->DroppedSpin / 55.55f;
smf.flags |= MDL_ROTATING;
}
else
{
smf.yrotate = 0;
smf.rotationSpeed = 0;
smf.flags &= ~MDL_ROTATING;
}
SpriteModelFrames.Push(smf);
}
}
memset(&smf, 0, sizeof(smf));
smf.modelIDs[0] = smf.modelIDs[1] = smf.modelIDs[2] = smf.modelIDs[3] = -1;
while ((Lump = Wads.FindLump("MODELDEF", &lastLump)) != -1)
{
FScanner sc(Lump);
while (sc.GetString())
{
if (sc.Compare("model"))
{
path = "";
sc.MustGetString();
memset(&smf, 0, sizeof(smf));
smf.modelIDs[0] = smf.modelIDs[1] = smf.modelIDs[2] = smf.modelIDs[3] = -1;
smf.xscale=smf.yscale=smf.zscale=1.f;
smf.type = PClass::FindClass(sc.String);
if (!smf.type || smf.type->Defaults == nullptr)
{
sc.ScriptError("MODELDEF: Unknown actor type '%s'\n", sc.String);
}
sc.MustGetStringName("{");
while (!sc.CheckString("}"))
{
sc.MustGetString();
if (sc.Compare("path"))
{
sc.MustGetString();
FixPathSeperator(sc.String);
path = sc.String;
if (path[(int)path.Len()-1]!='/') path+='/';
}
else if (sc.Compare("model"))
{
sc.MustGetNumber();
index = sc.Number;
if (index < 0 || index >= MAX_MODELS_PER_FRAME)
{
sc.ScriptError("Too many models in %s", smf.type->TypeName.GetChars());
}
sc.MustGetString();
FixPathSeperator(sc.String);
smf.modelIDs[index] = FindModel(path.GetChars(), sc.String);
if (smf.modelIDs[index] == -1)
{
Printf("%s: model not found in %s\n", sc.String, path.GetChars());
}
}
else if (sc.Compare("scale"))
{
sc.MustGetFloat();
smf.xscale = sc.Float;
sc.MustGetFloat();
smf.yscale = sc.Float;
sc.MustGetFloat();
smf.zscale = sc.Float;
}
// [BB] Added zoffset reading.
// Now it must be considered deprecated.
else if (sc.Compare("zoffset"))
{
sc.MustGetFloat();
smf.zoffset=sc.Float;
}
// Offset reading.
else if (sc.Compare("offset"))
{
sc.MustGetFloat();
smf.xoffset = sc.Float;
sc.MustGetFloat();
smf.yoffset = sc.Float;
sc.MustGetFloat();
smf.zoffset = sc.Float;
}
// angleoffset, pitchoffset and rolloffset reading.
else if (sc.Compare("angleoffset"))
{
sc.MustGetFloat();
smf.angleoffset = sc.Float;
}
else if (sc.Compare("pitchoffset"))
{
sc.MustGetFloat();
smf.pitchoffset = sc.Float;
}
else if (sc.Compare("rolloffset"))
{
sc.MustGetFloat();
smf.rolloffset = sc.Float;
}
// [BB] Added model flags reading.
else if (sc.Compare("ignoretranslation"))
{
smf.flags |= MDL_IGNORETRANSLATION;
}
else if (sc.Compare("pitchfrommomentum"))
{
smf.flags |= MDL_PITCHFROMMOMENTUM;
}
else if (sc.Compare("inheritactorpitch"))
{
smf.flags |= MDL_USEACTORPITCH | MDL_BADROTATION;
}
else if (sc.Compare("inheritactorroll"))
{
smf.flags |= MDL_USEACTORROLL;
}
else if (sc.Compare("useactorpitch"))
{
smf.flags |= MDL_USEACTORPITCH;
}
else if (sc.Compare("useactorroll"))
{
smf.flags |= MDL_USEACTORROLL;
}
else if (sc.Compare("rotating"))
{
smf.flags |= MDL_ROTATING;
smf.xrotate = 0.;
smf.yrotate = 1.;
smf.zrotate = 0.;
smf.rotationCenterX = 0.;
smf.rotationCenterY = 0.;
smf.rotationCenterZ = 0.;
smf.rotationSpeed = 1.;
}
else if (sc.Compare("rotation-speed"))
{
sc.MustGetFloat();
smf.rotationSpeed = sc.Float;
}
else if (sc.Compare("rotation-vector"))
{
sc.MustGetFloat();
smf.xrotate = sc.Float;
sc.MustGetFloat();
smf.yrotate = sc.Float;
sc.MustGetFloat();
smf.zrotate = sc.Float;
}
else if (sc.Compare("rotation-center"))
{
sc.MustGetFloat();
smf.rotationCenterX = sc.Float;
sc.MustGetFloat();
smf.rotationCenterY = sc.Float;
sc.MustGetFloat();
smf.rotationCenterZ = sc.Float;
}
else if (sc.Compare("interpolatedoubledframes"))
{
smf.flags |= MDL_INTERPOLATEDOUBLEDFRAMES;
}
else if (sc.Compare("nointerpolation"))
{
smf.flags |= MDL_NOINTERPOLATION;
}
else if (sc.Compare("skin"))
{
sc.MustGetNumber();
index=sc.Number;
if (index<0 || index>=MAX_MODELS_PER_FRAME)
{
sc.ScriptError("Too many models in %s", smf.type->TypeName.GetChars());
}
sc.MustGetString();
FixPathSeperator(sc.String);
if (sc.Compare(""))
{
smf.skinIDs[index]=FNullTextureID();
}
else
{
smf.skinIDs[index] = LoadSkin(path.GetChars(), sc.String);
if (!smf.skinIDs[index].isValid())
{
Printf("Skin '%s' not found in '%s'\n",
sc.String, smf.type->TypeName.GetChars());
}
}
}
else if (sc.Compare("surfaceskin"))
{
sc.MustGetNumber();
index = sc.Number;
sc.MustGetNumber();
surface = sc.Number;
if (index<0 || index >= MAX_MODELS_PER_FRAME)
{
sc.ScriptError("Too many models in %s", smf.type->TypeName.GetChars());
}
if (surface<0 || surface >= MD3_MAX_SURFACES)
{
sc.ScriptError("Invalid MD3 Surface %d in %s", MD3_MAX_SURFACES, smf.type->TypeName.GetChars());
}
sc.MustGetString();
FixPathSeperator(sc.String);
if (sc.Compare(""))
{
smf.surfaceskinIDs[index][surface] = FNullTextureID();
}
else
{
smf.surfaceskinIDs[index][surface] = LoadSkin(path.GetChars(), sc.String);
if (!smf.surfaceskinIDs[index][surface].isValid())
{
Printf("Surface Skin '%s' not found in '%s'\n",
sc.String, smf.type->TypeName.GetChars());
}
}
}
else if (sc.Compare("frameindex") || sc.Compare("frame"))
{
bool isframe=!!sc.Compare("frame");
sc.MustGetString();
smf.sprite = -1;
for (i = 0; i < (int)sprites.Size (); ++i)
{
if (strnicmp (sprites[i].name, sc.String, 4) == 0)
{
if (sprites[i].numframes==0)
{
//sc.ScriptError("Sprite %s has no frames", sc.String);
}
smf.sprite = i;
break;
}
}
if (smf.sprite==-1)
{
sc.ScriptError("Unknown sprite %s in model definition for %s", sc.String, smf.type->TypeName.GetChars());
}
sc.MustGetString();
FString framechars = sc.String;
sc.MustGetNumber();
index=sc.Number;
if (index<0 || index>=MAX_MODELS_PER_FRAME)
{
sc.ScriptError("Too many models in %s", smf.type->TypeName.GetChars());
}
if (isframe)
{
sc.MustGetString();
if (smf.modelIDs[index] != -1)
{
FModel *model = Models[smf.modelIDs[index]];
smf.modelframes[index] = model->FindFrame(sc.String);
if (smf.modelframes[index]==-1) sc.ScriptError("Unknown frame '%s' in %s", sc.String, smf.type->TypeName.GetChars());
}
else smf.modelframes[index] = -1;
}
else
{
sc.MustGetNumber();
smf.modelframes[index] = sc.Number;
}
for(i=0; framechars[i]>0; i++)
{
char map[29]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
int c = toupper(framechars[i])-'A';
if (c<0 || c>=29)
{
sc.ScriptError("Invalid frame character %c found", c+'A');
}
if (map[c]) continue;
smf.frame=c;
SpriteModelFrames.Push(smf);
GetDefaultByType(smf.type)->hasmodel = true;
map[c]=1;
}
}
else if (sc.Compare("dontcullbackfaces"))
{
smf.flags |= MDL_DONTCULLBACKFACES;
}
else
{
sc.ScriptMessage("Unrecognized string \"%s\"", sc.String);
}
}
}
}
}
// create a hash table for quick access
SpriteModelHash = new int[SpriteModelFrames.Size ()];
atterm(DeleteModelHash);
memset(SpriteModelHash, 0xff, SpriteModelFrames.Size () * sizeof(int));
for (i = 0; i < (int)SpriteModelFrames.Size (); i++)
{
int j = ModelFrameHash(&SpriteModelFrames[i]) % SpriteModelFrames.Size ();
SpriteModelFrames[i].hashnext = SpriteModelHash[j];
SpriteModelHash[j]=i;
}
}
//===========================================================================
//
// gl_FindModelFrame
//
//===========================================================================
FSpriteModelFrame * gl_FindModelFrame(const PClass * ti, int sprite, int frame, bool dropped)
{
if (GetDefaultByType(ti)->hasmodel)
{
FSpriteModelFrame smf;
memset(&smf, 0, sizeof(smf));
smf.type=ti;
smf.sprite=sprite;
smf.frame=frame;
int hash = SpriteModelHash[ModelFrameHash(&smf) % SpriteModelFrames.Size()];
while (hash>=0)
{
FSpriteModelFrame * smff = &SpriteModelFrames[hash];
if (smff->type==ti && smff->sprite==sprite && smff->frame==frame) return smff;
hash=smff->hashnext;
}
}
// Check for voxel replacements
if (r_drawvoxels)
{
spritedef_t *sprdef = &sprites[sprite];
if (frame < sprdef->numframes)
{
spriteframe_t *sprframe = &SpriteFrames[sprdef->spriteframes + frame];
if (sprframe->Voxel != nullptr)
{
int index = sprframe->Voxel->VoxeldefIndex;
if (dropped && sprframe->Voxel->DroppedSpin !=sprframe->Voxel->PlacedSpin) index++;
return &SpriteModelFrames[index];
}
}
}
return nullptr;
}
//===========================================================================
//
// gl_IsHUDModelForPlayerAvailable
//
//===========================================================================
bool gl_IsHUDModelForPlayerAvailable (player_t * player)
{
if (player == nullptr || player->ReadyWeapon == nullptr)
return false;
DPSprite *psp = player->FindPSprite(PSP_WEAPON);
if (psp == nullptr || psp->GetState() == nullptr)
return false;
FState* state = psp->GetState();
FSpriteModelFrame *smf = gl_FindModelFrame(player->ReadyWeapon->GetClass(), state->sprite, state->GetFrame(), false);
return ( smf != nullptr );
}

497
src/models/models.h Normal file
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//
//---------------------------------------------------------------------------
//
// Copyright(C) 2005-2016 Christoph Oelckers
// All rights reserved.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program. If not, see http://www.gnu.org/licenses/
//
//--------------------------------------------------------------------------
//
#ifndef __GL_MODELS_H_
#define __GL_MODELS_H_
#include "tarray.h"
#include "gl/utility/gl_geometric.h"
#include "gl/data/gl_matrix.h"
#include "actor.h"
#include "dobject.h"
#include "p_pspr.h"
#include "r_data/voxels.h"
#include "info.h"
#define MAX_LODS 4
enum { VX, VZ, VY };
#define MD2_MAGIC 0x32504449
#define DMD_MAGIC 0x4D444D44
#define MD3_MAGIC 0x33504449
#define NUMVERTEXNORMALS 162
#define MD3_MAX_SURFACES 32
FTextureID LoadSkin(const char * path, const char * fn);
struct FSpriteModelFrame;
class IModelVertexBuffer;
class FModelRenderer
{
public:
virtual ~FModelRenderer() { }
void RenderModel(float x, float y, float z, FSpriteModelFrame *modelframe, AActor *actor);
void RenderHUDModel(DPSprite *psp, float ofsx, float ofsy);
virtual void BeginDrawModel(AActor *actor, FSpriteModelFrame *smf, const VSMatrix &objectToWorldMatrix) = 0;
virtual void EndDrawModel(AActor *actor, FSpriteModelFrame *smf) = 0;
virtual IModelVertexBuffer *CreateVertexBuffer(bool needindex, bool singleframe) = 0;
virtual void SetVertexBuffer(IModelVertexBuffer *buffer) = 0;
virtual void ResetVertexBuffer() = 0;
virtual VSMatrix GetViewToWorldMatrix() = 0;
virtual void BeginDrawHUDModel(AActor *actor, const VSMatrix &objectToWorldMatrix) = 0;
virtual void EndDrawHUDModel(AActor *actor) = 0;
virtual void SetInterpolation(double interpolation) = 0;
virtual void SetMaterial(FTexture *skin, int clampmode, int translation) = 0;
virtual void DrawArrays(int primitiveType, int start, int count) = 0;
virtual void DrawElements(int primitiveType, int numIndices, int elementType, size_t offset) = 0;
virtual double GetTimeFloat() = 0;
private:
void RenderFrameModels(const FSpriteModelFrame *smf, const FState *curState, const int curTics, const PClass *ti, Matrix3x4 *normaltransform, int translation);
};
struct FModelVertex
{
float x, y, z; // world position
float u, v; // texture coordinates
unsigned packedNormal; // normal vector as GL_INT_2_10_10_10_REV.
void Set(float xx, float yy, float zz, float uu, float vv)
{
x = xx;
y = yy;
z = zz;
u = uu;
v = vv;
}
void SetNormal(float nx, float ny, float nz)
{
int inx = clamp(int(nx * 512), -512, 511);
int iny = clamp(int(ny * 512), -512, 511);
int inz = clamp(int(nz * 512), -512, 511);
int inw = 0;
packedNormal = (inw << 30) | ((inz & 1023) << 20) | ((iny & 1023) << 10) | (inx & 1023);
}
};
#define VMO ((FModelVertex*)NULL)
class FModelRenderer;
class IModelVertexBuffer
{
public:
virtual ~IModelVertexBuffer() { }
virtual FModelVertex *LockVertexBuffer(unsigned int size) = 0;
virtual void UnlockVertexBuffer() = 0;
virtual unsigned int *LockIndexBuffer(unsigned int size) = 0;
virtual void UnlockIndexBuffer() = 0;
virtual void SetupFrame(FModelRenderer *renderer, unsigned int frame1, unsigned int frame2, unsigned int size) = 0;
};
class FModel
{
public:
FModel()
{
mVBuf = NULL;
}
virtual ~FModel();
virtual bool Load(const char * fn, int lumpnum, const char * buffer, int length) = 0;
virtual int FindFrame(const char * name) = 0;
virtual void RenderFrame(FModelRenderer *renderer, FTexture * skin, int frame, int frame2, double inter, int translation=0) = 0;
virtual void BuildVertexBuffer(FModelRenderer *renderer) = 0;
virtual void AddSkins(uint8_t *hitlist) = 0;
void DestroyVertexBuffer()
{
delete mVBuf;
mVBuf = NULL;
}
virtual float getAspectFactor() { return 1.f; }
const FSpriteModelFrame *curSpriteMDLFrame;
int curMDLIndex;
void PushSpriteMDLFrame(const FSpriteModelFrame *smf, int index) { curSpriteMDLFrame = smf; curMDLIndex = index; };
IModelVertexBuffer *mVBuf;
FString mFileName;
};
class FDMDModel : public FModel
{
protected:
struct FTriangle
{
unsigned short vertexIndices[3];
unsigned short textureIndices[3];
};
struct DMDHeader
{
int magic;
int version;
int flags;
};
struct DMDModelVertex
{
float xyz[3];
};
struct FTexCoord
{
short s, t;
};
struct FGLCommandVertex
{
float s, t;
int index;
};
struct DMDInfo
{
int skinWidth;
int skinHeight;
int frameSize;
int numSkins;
int numVertices;
int numTexCoords;
int numFrames;
int numLODs;
int offsetSkins;
int offsetTexCoords;
int offsetFrames;
int offsetLODs;
int offsetEnd;
};
struct ModelFrame
{
char name[16];
unsigned int vindex;
};
struct ModelFrameVertexData
{
DMDModelVertex *vertices;
DMDModelVertex *normals;
};
struct DMDLoDInfo
{
int numTriangles;
int numGlCommands;
int offsetTriangles;
int offsetGlCommands;
};
struct DMDLoD
{
FTriangle * triangles;
};
int mLumpNum;
DMDHeader header;
DMDInfo info;
FTextureID * skins;
ModelFrame * frames;
bool allowTexComp; // Allow texture compression with this.
// Temp data only needed for buffer construction
FTexCoord * texCoords;
ModelFrameVertexData *framevtx;
DMDLoDInfo lodInfo[MAX_LODS];
DMDLoD lods[MAX_LODS];
public:
FDMDModel()
{
mLumpNum = -1;
frames = NULL;
skins = NULL;
for (int i = 0; i < MAX_LODS; i++)
{
lods[i].triangles = NULL;
}
info.numLODs = 0;
texCoords = NULL;
framevtx = NULL;
}
virtual ~FDMDModel();
virtual bool Load(const char * fn, int lumpnum, const char * buffer, int length);
virtual int FindFrame(const char * name);
virtual void RenderFrame(FModelRenderer *renderer, FTexture * skin, int frame, int frame2, double inter, int translation=0);
virtual void LoadGeometry();
virtual void AddSkins(uint8_t *hitlist);
void UnloadGeometry();
void BuildVertexBuffer(FModelRenderer *renderer);
};
// This uses the same internal representation as DMD
class FMD2Model : public FDMDModel
{
public:
FMD2Model() {}
virtual ~FMD2Model();
virtual bool Load(const char * fn, int lumpnum, const char * buffer, int length);
virtual void LoadGeometry();
};
class FMD3Model : public FModel
{
struct MD3Tag
{
// Currently I have no use for this
};
struct MD3TexCoord
{
float s,t;
};
struct MD3Vertex
{
float x,y,z;
float nx,ny,nz;
};
struct MD3Triangle
{
int VertIndex[3];
};
struct MD3Surface
{
int numVertices;
int numTriangles;
int numSkins;
FTextureID * skins;
MD3Triangle * tris;
MD3TexCoord * texcoords;
MD3Vertex * vertices;
unsigned int vindex; // contains numframes arrays of vertices
unsigned int iindex;
MD3Surface()
{
tris=NULL;
vertices=NULL;
texcoords=NULL;
vindex = iindex = UINT_MAX;
}
~MD3Surface()
{
if (skins) delete [] skins;
UnloadGeometry();
}
void UnloadGeometry()
{
if (tris) delete [] tris;
if (vertices) delete [] vertices;
if (texcoords) delete [] texcoords;
tris = NULL;
vertices = NULL;
texcoords = NULL;
}
};
struct MD3Frame
{
// The bounding box information is of no use in the Doom engine
// That will still be done with the actor's size information.
char Name[16];
float origin[3];
};
int numFrames;
int numTags;
int numSurfaces;
int mLumpNum;
MD3Frame * frames;
MD3Surface * surfaces;
public:
FMD3Model() { }
virtual ~FMD3Model();
virtual bool Load(const char * fn, int lumpnum, const char * buffer, int length);
virtual int FindFrame(const char * name);
virtual void RenderFrame(FModelRenderer *renderer, FTexture * skin, int frame, int frame2, double inter, int translation=0);
void LoadGeometry();
void BuildVertexBuffer(FModelRenderer *renderer);
virtual void AddSkins(uint8_t *hitlist);
};
struct FVoxelVertexHash
{
// Returns the hash value for a key.
hash_t Hash(const FModelVertex &key)
{
int ix = xs_RoundToInt(key.x);
int iy = xs_RoundToInt(key.y);
int iz = xs_RoundToInt(key.z);
return (hash_t)(ix + (iy<<9) + (iz<<18));
}
// Compares two keys, returning zero if they are the same.
int Compare(const FModelVertex &left, const FModelVertex &right)
{
return left.x != right.x || left.y != right.y || left.z != right.z || left.u != right.u || left.v != right.v;
}
};
struct FIndexInit
{
void Init(unsigned int &value)
{
value = 0xffffffff;
}
};
typedef TMap<FModelVertex, unsigned int, FVoxelVertexHash, FIndexInit> FVoxelMap;
class FVoxelModel : public FModel
{
protected:
FVoxel *mVoxel;
bool mOwningVoxel; // if created through MODELDEF deleting this object must also delete the voxel object
FTextureID mPalette;
unsigned int mNumIndices;
TArray<FModelVertex> mVertices;
TArray<unsigned int> mIndices;
void MakeSlabPolys(int x, int y, kvxslab_t *voxptr, FVoxelMap &check);
void AddFace(int x1, int y1, int z1, int x2, int y2, int z2, int x3, int y3, int z3, int x4, int y4, int z4, uint8_t color, FVoxelMap &check);
unsigned int AddVertex(FModelVertex &vert, FVoxelMap &check);
public:
FVoxelModel(FVoxel *voxel, bool owned);
~FVoxelModel();
bool Load(const char * fn, int lumpnum, const char * buffer, int length);
void Initialize();
virtual int FindFrame(const char * name);
virtual void RenderFrame(FModelRenderer *renderer, FTexture * skin, int frame, int frame2, double inter, int translation=0);
virtual void AddSkins(uint8_t *hitlist);
FTextureID GetPaletteTexture() const { return mPalette; }
void BuildVertexBuffer(FModelRenderer *renderer);
float getAspectFactor();
};
#define MAX_MODELS_PER_FRAME 4
//
// [BB] Model rendering flags.
//
enum
{
// [BB] Color translations for the model skin are ignored. This is
// useful if the skin texture is not using the game palette.
MDL_IGNORETRANSLATION = 1,
MDL_PITCHFROMMOMENTUM = 2,
MDL_ROTATING = 4,
MDL_INTERPOLATEDOUBLEDFRAMES = 8,
MDL_NOINTERPOLATION = 16,
MDL_USEACTORPITCH = 32,
MDL_USEACTORROLL = 64,
MDL_BADROTATION = 128,
MDL_DONTCULLBACKFACES = 256,
};
struct FSpriteModelFrame
{
int modelIDs[MAX_MODELS_PER_FRAME];
FTextureID skinIDs[MAX_MODELS_PER_FRAME];
FTextureID surfaceskinIDs[MAX_MODELS_PER_FRAME][MD3_MAX_SURFACES];
int modelframes[MAX_MODELS_PER_FRAME];
float xscale, yscale, zscale;
// [BB] Added zoffset, rotation parameters and flags.
// Added xoffset, yoffset
float xoffset, yoffset, zoffset;
float xrotate, yrotate, zrotate;
float rotationCenterX, rotationCenterY, rotationCenterZ;
float rotationSpeed;
unsigned int flags;
const PClass * type;
short sprite;
short frame;
FState * state; // for later!
int hashnext;
float angleoffset;
// added pithoffset, rolloffset.
float pitchoffset, rolloffset; // I don't want to bother with type transformations, so I made this variables float.
};
FSpriteModelFrame * gl_FindModelFrame(const PClass * ti, int sprite, int frame, bool dropped);
bool gl_IsHUDModelForPlayerAvailable (player_t * player);
class DeletingModelArray : public TArray<FModel *>
{
public:
~DeletingModelArray()
{
for (unsigned i = 0; i<Size(); i++)
{
delete (*this)[i];
}
}
};
extern DeletingModelArray Models;
#endif

14
src/gl/models/gl_models_md2.cpp → src/models/models_md2.cpp
View file

@ -20,25 +20,19 @@
//--------------------------------------------------------------------------
//
/*
** gl_models.cpp
** models.cpp
**
** MD2/DMD model format code
**
**/
#include "gl/system/gl_system.h"
#include "gl/system/gl_system.h" // for GL_TRIANGLES
#include "w_wad.h"
#include "cmdlib.h"
#include "sc_man.h"
#include "m_crc32.h"
#include "gl/renderer/gl_renderer.h"
#include "gl/renderer/gl_renderstate.h"
#include "gl/scene/gl_drawinfo.h"
#include "gl/models/gl_models.h"
#include "gl/textures/gl_material.h"
#include "gl/shaders/gl_shader.h"
#include "gl/data/gl_vertexbuffer.h"
#include "models/models.h"
#include "gl/textures/gl_material.h" // for CLAMP_NONE
static float avertexnormals[NUMVERTEXNORMALS][3] = {
#include "tab_anorms.h"

11
src/gl/models/gl_models_md3.cpp → src/models/models_md3.cpp
View file

@ -20,18 +20,13 @@
//--------------------------------------------------------------------------
//
#include "gl/system/gl_system.h"
#include "gl/system/gl_system.h" // for GL_TRIANGLES
#include "w_wad.h"
#include "cmdlib.h"
#include "sc_man.h"
#include "m_crc32.h"
#include "gl/renderer/gl_renderstate.h"
#include "gl/renderer/gl_renderer.h"
#include "gl/scene/gl_drawinfo.h"
#include "gl/models/gl_models.h"
#include "gl/textures/gl_material.h"
#include "gl/shaders/gl_shader.h"
#include "models/models.h"
#include "gl/textures/gl_material.h" // for CLAMP_NONE
#define MAX_QPATH 64

0
src/gl/models/tab_anorms.h → src/models/tab_anorms.h
View file

15
src/gl/models/gl_voxels.cpp → src/models/voxels.cpp
View file

@ -26,7 +26,7 @@
**
**/
#include "gl/system/gl_system.h"
#include "gl/system/gl_system.h" // for GL_TRIANGLES
#include "w_wad.h"
#include "cmdlib.h"
#include "sc_man.h"
@ -38,17 +38,8 @@
#include "colormatcher.h"
#include "textures/bitmap.h"
#include "g_levellocals.h"
//#include "gl/gl_intern.h"
#include "gl/system/gl_interface.h"
#include "gl/renderer/gl_renderer.h"
#include "gl/data/gl_vertexbuffer.h"
#include "gl/scene/gl_drawinfo.h"
#include "gl/models/gl_models.h"
#include "gl/textures/gl_material.h"
#include "gl/utility/gl_geometric.h"
#include "gl/utility/gl_convert.h"
#include "gl/renderer/gl_renderstate.h"
#include "models.h"
#include "gl/textures/gl_material.h" // for CLAMP_NONE
//===========================================================================
//