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* Added colored lights (thanks to StaticZ :-))

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This commit is contained in:
Andreas Schneider
2015-05-10 11:42:05 +02:00
parent 937cfb6323
commit f3f5d12c2f
3 changed files with 1102 additions and 2 deletions
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128
Client/ULightManager.pas
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@@ -21,7 +21,8 @@
* CDDL HEADER END
*
*
* Portions Copyright 2012 Andreas Schneider
* Portions Copyright 2015 Andreas Schneider
* Portions Copyright 2015 StaticZ
*)
unit ULightManager;
@@ -32,10 +33,22 @@ interface
uses
Classes, SysUtils, Imaging, ImagingTypes, ImagingClasses, ImagingCanvases,
ImagingOpenGL, GL, GLu, GLext, Math, heContnrs, ULandscape, UWorldItem,
UCacheManager;
UCacheManager, DOM, XMLRead;
const
ColorsCount = 15;
type
TLightColor = record
r: Float;
g: Float;
b: Float;
end;
PLightColor = ^TLightColor;
TColorRefArray = array of Byte;
TCalculateOffset = procedure(AX, AY: Integer; out DrawX, DrawY: Integer) of object;
{ TLightMaterial }
@@ -59,11 +72,13 @@ type
constructor Create(AManager: TLightManager; AWorldItem: TWorldItem);
destructor Destroy; override;
protected
FColorID: Byte;
FX: Integer;
FY: Integer;
FZ: SmallInt;
FMaterial: TLightMaterial;
public
property ColorID: Byte read FColorID;
property X: Integer read FX;
property Y: Integer read FY;
property Z: SmallInt read FZ;
@@ -87,15 +102,20 @@ type
FLightCache: TLightCache;
FUseFBO: Boolean;
FInitialized: Boolean;
FLightColors: array[1..ColorsCount] of TLightColor;
FTileCol: TColorRefArray;
function GetLight(AID: Integer): TLightMaterial;
procedure SetLightLevel(AValue: Byte);
procedure UpdateOverlay(AScreenRect: TRect);
private
property TileCol: TColorRefArray read FTileCol;
public
property LightLevel: Byte read FLightLevel write SetLightLevel;
procedure InitGL;
procedure UpdateLightMap(ALeft, AWidth, ATop, AHeight: Integer;
AScreenBuffer: TScreenBuffer);
procedure Draw(AScreenRect: TRect);
procedure LoadConfig(AFileName: String);
end;
implementation
@@ -154,6 +174,7 @@ var
lightMaterial: TLightMaterial;
colorGL: GLclampf;
fbo: GLuint;
colorref: PLightColor;
begin
glDeleteTextures(1, @FOverlayTexture);
if FUseFBO then
@@ -183,7 +204,9 @@ begin
lightMaterial := FLightSources[i].Material;
if lightMaterial <> nil then
begin
colorref := @FLightColors[FLightSources[i].ColorID];
glBindTexture(GL_TEXTURE_2D, lightMaterial.Texture);
glColor3f(colorref^.R, colorref^.G, colorref^.B);
glBegin(GL_QUADS);
glTexCoord2i(0, 0);
glVertex2i(FLightSources[i].FX - lightMaterial.RealWidth div 2,
@@ -340,6 +363,104 @@ begin
glEnd;
end;
procedure TLightManager.LoadConfig(AFileName: String);
var
XMLDoc: TXMLDocument;
iNode, node: TDOMNode;
s: string;
i, id, col, r, g, b: Integer;
begin
writeln('Loading Colors from ', AFileName); //TODO
for i := 1 to ColorsCount do begin
FLightColors[i].R := 1.0;
FLightColors[i].G := 1.0;
FLightColors[i].B := 1.0;
end;
SetLength(FTileCol, ResMan.Landscape.MaxStaticID + 1);
for i := 0 to ResMan.Landscape.MaxStaticID do
FTileCol[i] := 1;
//frmInitialize.SetStatusLabel(Format(frmInitialize.SplashLoading, ['ColorLight.xml']));
// Read xml file from your hard drive
ReadXMLFile(XMLDoc, AFileName);
if LowerCase(XMLDoc.DocumentElement.NodeName) = 'colorlight' then
begin
iNode := XMLDoc.DocumentElement.FirstChild;
while iNode <> nil do
begin
if LowerCase(iNode.NodeName) = 'colors' then
begin
node := iNode.FirstChild;
while node <> nil do
begin
if (LowerCase(node.NodeName) = 'color') then
begin
id := -1;
r := 255;
g := 255;
b := 255;
for i := node.Attributes.Length - 1 downto 0 do
begin
s := LowerCase(node.Attributes[i].NodeName);
if (s = 'id') then
TryStrToInt(node.Attributes[i].NodeValue, id);
if (s = 'r') then
TryStrToInt(node.Attributes[i].NodeValue, r);
if (s = 'g') then
TryStrToInt(node.Attributes[i].NodeValue, g);
if (s = 'b') then
TryStrToInt(node.Attributes[i].NodeValue, b);
end;
if (id > 0) and (id <= ColorsCount) then
begin
if (r < 0) then r := 0;
if (g < 0) then g := 0;
if (b < 0) then b := 0;
if (r > 255) then r := 255;
if (g > 255) then g := 255;
if (b > 255) then b := 255;
FLightColors[id].R := (Float(r)) / 255.0;
FLightColors[id].G := (Float(g)) / 255.0;
FLightColors[id].B := (Float(b)) / 255.0;
end;
end;
node := node.NextSibling;
end;
end;
if LowerCase(iNode.NodeName) = 'sources' then
begin
node := iNode.FirstChild;
while node <> nil do
begin
s := LowerCase(node.NodeName);
if (s = 'tile') or (s = 'item') then begin
col := 1;
id := -1;
for i := node.Attributes.Length - 1 downto 0 do begin
if LowerCase(node.Attributes[i].NodeName) = 'id' then
if TryStrToInt(node.Attributes[i].NodeValue, id) then
begin
if s = 'tile' then
Dec(id, $4000);
end;
if LowerCase(node.Attributes[i].NodeName) = 'color' then
if TryStrToInt(node.Attributes[i].NodeValue, col) then
begin
if (col < 1) or (col > ColorsCount) then
col := 1;
end;
end;
if (id >= 0) and (id <= ResMan.Landscape.MaxStaticID) then
FTileCol[id] := col;
end;
node := node.NextSibling;
end;
end;
iNode := iNode.NextSibling;
end;
end;
end;
{ TLightSource }
constructor TLightSource.Create(AManager: TLightManager; AWorldItem: TWorldItem);
@@ -350,6 +471,9 @@ begin
FMaterial := AManager.GetLight(lightID);
if FMaterial <> nil then
begin
FColorID := AManager.TileCol[AWorldItem.TileID];
if (FColorID < 1) or (FColorID > ColorsCount) then
FColorID := 1;
AManager.FCalculateOffset(AWorldItem.X, AWorldItem.Y, FX, FY);
FZ := AWorldItem.Z * 4;
FY := FY + 22 - FZ;

1
Client/UfrmMain.pas
View File

@@ -922,6 +922,7 @@ begin
edY.MaxValue := FLandscape.CellHeight;
FOverlayUI := TOverlayUI.Create;
FLightManager := TLightManager.Create(@GetDrawOffset);
FLightManager.LoadConfig(FAppDir + 'ColorLight.xml');
ProcessAccessLevel;