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Use additive/subtractive on models

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Sally Coolatta 2020-11-17 18:49:14 -05:00
parent 34450fa028
commit f4e763ed72
3 changed files with 14 additions and 8 deletions
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2
src/hardware/hw_drv.h
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@ -50,7 +50,7 @@ EXPORT void HWRAPI(ClearMipMapCache) (void);
EXPORT void HWRAPI(SetSpecialState) (hwdspecialstate_t IdState, INT32 Value);
//Hurdler: added for new development
EXPORT void HWRAPI(DrawModel) (model_t *model, INT32 frameIndex, INT32 duration, INT32 tics, INT32 nextFrameIndex, FTransform *pos, float scale, UINT8 flipped, UINT8 hflipped, FSurfaceInfo *Surface);
EXPORT void HWRAPI(DrawModel) (model_t *model, INT32 frameIndex, INT32 duration, INT32 tics, INT32 nextFrameIndex, FTransform *pos, float scale, UINT8 flipped, UINT8 hflipped, FSurfaceInfo *Surface, FBITFIELD blendmode);
EXPORT void HWRAPI(CreateModelVBOs) (model_t *model);
EXPORT void HWRAPI(SetTransform) (FTransform *stransform);
EXPORT INT32 HWRAPI(GetTextureUsed) (void);

12
src/hardware/hw_md2.c
View file

@ -1357,6 +1357,7 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
angle_t ang;
INT32 mod;
float finalscale;
FBITFIELD blendmode = PF_Masked;
// hitlag vibrating
if (spr->mobj->hitlag > 0)
@ -1378,12 +1379,17 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
//durs = tics;
if (spr->mobj->drawflags & MFD_TRANSMASK)
HWR_TranstableToAlpha((spr->mobj->drawflags & MFD_TRANSMASK)>>MFD_TRANSSHIFT, &Surf);
blendmode = HWR_TranstableToAlpha((spr->mobj->drawflags & MFD_TRANSMASK)>>MFD_TRANSSHIFT, &Surf);
else if (spr->mobj->frame & FF_TRANSMASK)
HWR_TranstableToAlpha((spr->mobj->frame & FF_TRANSMASK)>>FF_TRANSSHIFT, &Surf);
blendmode = HWR_TranstableToAlpha((spr->mobj->frame & FF_TRANSMASK)>>FF_TRANSSHIFT, &Surf);
else
Surf.PolyColor.s.alpha = 0xFF;
if (blendmode == PF_Masked)
{
blendmode |= PF_Occlude;
}
// dont forget to enabled the depth test because we can't do this like
// before: polygons models are not sorted
@ -1646,7 +1652,7 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
#endif
HWD.pfnSetShader(SHADER_MODEL); // model shader
HWD.pfnDrawModel(md2->model, frame, durs, tics, nextFrame, &p, finalscale, flip, hflip, &Surf);
HWD.pfnDrawModel(md2->model, frame, durs, tics, nextFrame, &p, finalscale, flip, hflip, &Surf, blendmode);
}
return true;

8
src/hardware/r_opengl/r_opengl.c
View file

@ -2513,7 +2513,7 @@ EXPORT void HWRAPI(CreateModelVBOs) (model_t *model)
#define BUFFER_OFFSET(i) ((void*)(i))
static void DrawModelEx(model_t *model, INT32 frameIndex, INT32 duration, INT32 tics, INT32 nextFrameIndex, FTransform *pos, float scale, UINT8 flipped, UINT8 hflipped, FSurfaceInfo *Surface)
static void DrawModelEx(model_t *model, INT32 frameIndex, INT32 duration, INT32 tics, INT32 nextFrameIndex, FTransform *pos, float scale, UINT8 flipped, UINT8 hflipped, FSurfaceInfo *Surface, FBITFIELD blendmode)
{
static GLRGBAFloat poly = {0,0,0,0};
static GLRGBAFloat tint = {0,0,0,0};
@ -2593,7 +2593,7 @@ static void DrawModelEx(model_t *model, INT32 frameIndex, INT32 duration, INT32
else
pglColor4ubv((GLubyte*)&Surface->PolyColor.s);
SetBlend((poly.alpha < 1 ? PF_Translucent : (PF_Masked|PF_Occlude))|PF_Modulated);
SetBlend(blendmode|PF_Modulated);
tint.red = byte2float[Surface->TintColor.s.red];
tint.green = byte2float[Surface->TintColor.s.green];
@ -2812,9 +2812,9 @@ static void DrawModelEx(model_t *model, INT32 frameIndex, INT32 duration, INT32
// -----------------+
// HWRAPI DrawModel : Draw a model
// -----------------+
EXPORT void HWRAPI(DrawModel) (model_t *model, INT32 frameIndex, INT32 duration, INT32 tics, INT32 nextFrameIndex, FTransform *pos, float scale, UINT8 flipped, UINT8 hflipped, FSurfaceInfo *Surface)
EXPORT void HWRAPI(DrawModel) (model_t *model, INT32 frameIndex, INT32 duration, INT32 tics, INT32 nextFrameIndex, FTransform *pos, float scale, UINT8 flipped, UINT8 hflipped, FSurfaceInfo *Surface, FBITFIELD blendmode)
{
DrawModelEx(model, frameIndex, duration, tics, nextFrameIndex, pos, scale, flipped, hflipped, Surface);
DrawModelEx(model, frameIndex, duration, tics, nextFrameIndex, pos, scale, flipped, hflipped, Surface, blendmode);
}
// -----------------+