OrdinaryMagician/vkdoom_m
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- made camera textures operational again.

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Now with proper separation of software rendering logic from the main part of the class.
This commit is contained in:
Christoph Oelckers 2018-12-11 00:01:45 +01:00
commit 5666e4c805
27 changed files with 518 additions and 459 deletions
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192
src/r_utility.cpp
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@ -146,8 +146,6 @@ int validcount = 1; // increment every time a check is made
int dl_validcount = 1; // increment every time a check is made
int freelookviewheight;
FCanvasTextureInfo *FCanvasTextureInfo::List;
DVector3a view;
DAngle viewpitch;
@ -433,7 +431,6 @@ static void R_Shutdown ()
SWRenderer = nullptr;
R_DeinitTranslationTables();
R_DeinitColormaps ();
FCanvasTextureInfo::EmptyList();
}
//==========================================================================
@ -1052,195 +1049,6 @@ void R_SetupFrame (FRenderViewpoint &viewpoint, FViewWindow &viewwindow, AActor
}
//==========================================================================
//
// FCanvasTextureInfo :: Add
//
// Assigns a camera to a canvas texture.
//
//==========================================================================
void FCanvasTextureInfo::Add (AActor *viewpoint, FTextureID picnum, double fov)
{
FCanvasTextureInfo *probe;
FCanvasTexture *texture;
if (!picnum.isValid())
{
return;
}
texture = static_cast<FCanvasTexture *>(TexMan.GetTexture(picnum));
if (!texture->bHasCanvas)
{
Printf ("%s is not a valid target for a camera\n", texture->Name.GetChars());
return;
}
// Is this texture already assigned to a camera?
for (probe = List; probe != NULL; probe = probe->Next)
{
if (probe->Texture == texture)
{
// Yes, change its assignment to this new camera
if (probe->Viewpoint != viewpoint || probe->FOV != fov)
{
texture->bFirstUpdate = true;
}
probe->Viewpoint = viewpoint;
probe->FOV = fov;
return;
}
}
// No, create a new assignment
probe = new FCanvasTextureInfo;
probe->Viewpoint = viewpoint;
probe->Texture = texture;
probe->PicNum = picnum;
probe->FOV = fov;
probe->Next = List;
texture->bFirstUpdate = true;
List = probe;
}
// [ZZ] expose this to ZScript
void SetCameraToTexture(AActor *viewpoint, const FString &texturename, double fov)
{
FTextureID textureid = TexMan.CheckForTexture(texturename, ETextureType::Wall, FTextureManager::TEXMAN_Overridable);
if (textureid.isValid())
{
// Only proceed if the texture actually has a canvas.
FTexture *tex = TexMan.GetTexture(textureid);
if (tex && tex->isCanvas())
{
FCanvasTextureInfo::Add(viewpoint, textureid, fov);
}
}
}
DEFINE_ACTION_FUNCTION_NATIVE(_TexMan, SetCameraToTexture, SetCameraToTexture)
{
PARAM_PROLOGUE;
PARAM_OBJECT(viewpoint, AActor);
PARAM_STRING(texturename); // [ZZ] there is no point in having this as FTextureID because it's easier to refer to a cameratexture by name and it isn't executed too often to cache it.
PARAM_FLOAT(fov);
SetCameraToTexture(viewpoint, texturename, fov);
return 0;
}
//==========================================================================
//
// FCanvasTextureInfo :: UpdateAll
//
// Updates all canvas textures that were visible in the last frame.
//
//==========================================================================
void FCanvasTextureInfo::UpdateAll ()
{
FCanvasTextureInfo *probe;
for (probe = List; probe != NULL; probe = probe->Next)
{
if (probe->Viewpoint != NULL && probe->Texture->bNeedsUpdate)
{
screen->RenderTextureView(probe->Texture, probe->Viewpoint, probe->FOV);
}
}
}
//==========================================================================
//
// FCanvasTextureInfo :: EmptyList
//
// Removes all camera->texture assignments.
//
//==========================================================================
void FCanvasTextureInfo::EmptyList ()
{
FCanvasTextureInfo *probe, *next;
for (probe = List; probe != NULL; probe = next)
{
next = probe->Next;
//probe->Texture->Unload();
delete probe;
}
List = NULL;
}
//==========================================================================
//
// FCanvasTextureInfo :: Serialize
//
// Reads or writes the current set of mappings in an archive.
//
//==========================================================================
void FCanvasTextureInfo::Serialize(FSerializer &arc)
{
if (arc.isWriting())
{
if (List != nullptr)
{
if (arc.BeginArray("canvastextures"))
{
FCanvasTextureInfo *probe;
for (probe = List; probe != nullptr; probe = probe->Next)
{
if (probe->Texture != nullptr && probe->Viewpoint != nullptr)
{
if (arc.BeginObject(nullptr))
{
arc("viewpoint", probe->Viewpoint)
("fov", probe->FOV)
("texture", probe->PicNum)
.EndObject();
}
}
}
arc.EndArray();
}
}
}
else
{
if (arc.BeginArray("canvastextures"))
{
AActor *viewpoint = nullptr;
double fov;
FTextureID picnum;
while (arc.BeginObject(nullptr))
{
arc("viewpoint", viewpoint)
("fov", fov)
("texture", picnum)
.EndObject();
Add(viewpoint, picnum, fov);
}
arc.EndArray();
}
}
}
//==========================================================================
//
// FCanvasTextureInfo :: Mark
//
// Marks all viewpoints in the list for the collector.
//
//==========================================================================
void FCanvasTextureInfo::Mark()
{
for (FCanvasTextureInfo *probe = List; probe != NULL; probe = probe->Next)
{
GC::Mark(probe->Viewpoint);
}
}
//==========================================================================
//
// CVAR transsouls