hedgewars/uRender.pas
author nemo
Thu, 04 Apr 2013 08:10:59 -0400
changeset 8848 e9ebd63f8a03
parent 8626 cfc44db21d72
child 8833 c13ebed437cb
child 9080 9b42757d7e71
permissions -rw-r--r--
So. Some themes have objects that seem to be large natural extensions of the landscape. Masks allow maintaining that. Lemme know if it doesn't look good. If it doesn't, can still use for ice/bounce/indestructible. Indestructible bunker object for example.
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(*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com>
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; version 2 of the License
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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 *)
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{$INCLUDE "options.inc"}
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unit uRender;
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interface
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uses SDLh, uTypes, GLunit, uConsts;
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procedure DrawSprite            (Sprite: TSprite; X, Y, Frame: LongInt);
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procedure DrawSprite            (Sprite: TSprite; X, Y, FrameX, FrameY: LongInt);
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procedure DrawSpriteFromRect    (Sprite: TSprite; r: TSDL_Rect; X, Y, Height, Position: LongInt); inline;
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procedure DrawSpriteClipped     (Sprite: TSprite; X, Y, TopY, RightX, BottomY, LeftX: LongInt);
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procedure DrawSpriteRotated     (Sprite: TSprite; X, Y, Dir: LongInt; Angle: real);
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procedure DrawSpriteRotatedF    (Sprite: TSprite; X, Y, Frame, Dir: LongInt; Angle: real);
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procedure DrawTexture           (X, Y: LongInt; Texture: PTexture); inline;
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procedure DrawTexture           (X, Y: LongInt; Texture: PTexture; Scale: GLfloat);
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procedure DrawTextureFromRect   (X, Y: LongInt; r: PSDL_Rect; SourceTexture: PTexture); inline;
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procedure DrawTextureFromRect   (X, Y, W, H: LongInt; r: PSDL_Rect; SourceTexture: PTexture); inline;
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procedure DrawTextureFromRectDir(X, Y, W, H: LongInt; r: PSDL_Rect; SourceTexture: PTexture; Dir: LongInt);
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procedure DrawTextureCentered   (X, Top: LongInt; Source: PTexture);
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procedure DrawTextureF          (Texture: PTexture; Scale: GLfloat; X, Y, Frame, Dir, w, h: LongInt);
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procedure DrawTextureRotated    (Texture: PTexture; hw, hh, X, Y, Dir: LongInt; Angle: real);
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procedure DrawTextureRotatedF   (Texture: PTexture; Scale, OffsetX, OffsetY: GLfloat; X, Y, Frame, Dir, w, h: LongInt; Angle: real);
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procedure DrawCircle            (X, Y, Radius, Width: LongInt);
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procedure DrawCircle            (X, Y, Radius, Width: LongInt; r, g, b, a: Byte);
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procedure DrawLine              (X0, Y0, X1, Y1, Width: Single; r, g, b, a: Byte);
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procedure DrawFillRect          (r: TSDL_Rect);
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procedure DrawHedgehog          (X, Y: LongInt; Dir: LongInt; Pos, Step: LongWord; Angle: real);
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procedure DrawScreenWidget      (widget: POnScreenWidget);
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procedure Tint                  (r, g, b, a: Byte); inline;
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procedure Tint                  (c: Longword); inline;
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implementation
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uses uVariables;
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{$IFDEF USE_TOUCH_INTERFACE}
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const
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    FADE_ANIM_TIME = 500;
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    MOVE_ANIM_TIME = 500;
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{$ENDIF}
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var LastTint: LongWord = 0;
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procedure DrawSpriteFromRect(Sprite: TSprite; r: TSDL_Rect; X, Y, Height, Position: LongInt); inline;
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begin
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r.y:= r.y + Height * Position;
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r.h:= Height;
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DrawTextureFromRect(X, Y, @r, SpritesData[Sprite].Texture)
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end;
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procedure DrawTextureFromRect(X, Y: LongInt; r: PSDL_Rect; SourceTexture: PTexture); inline;
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begin
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DrawTextureFromRectDir(X, Y, r^.w, r^.h, r, SourceTexture, 1)
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end;
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procedure DrawTextureFromRect(X, Y, W, H: LongInt; r: PSDL_Rect; SourceTexture: PTexture); inline;
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begin
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DrawTextureFromRectDir(X, Y, W, H, r, SourceTexture, 1)
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end;
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procedure DrawTextureFromRectDir(X, Y, W, H: LongInt; r: PSDL_Rect; SourceTexture: PTexture; Dir: LongInt);
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var rr: TSDL_Rect;
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    _l, _r, _t, _b: real;
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    VertexBuffer, TextureBuffer: array [0..3] of TVertex2f;
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begin
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if (SourceTexture^.h = 0) or (SourceTexture^.w = 0) then
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    exit;
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// do not draw anything outside the visible screen space (first check fixes some sprite drawing, e.g. hedgehogs)
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if (abs(X) > W) and ((abs(X + W / 2) - W / 2) > cScreenWidth / cScaleFactor) then
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    exit;
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if (abs(Y) > H) and ((abs(Y + H / 2 - (0.5 * cScreenHeight)) - H / 2) > cScreenHeight / cScaleFactor) then
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    exit;
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rr.x:= X;
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rr.y:= Y;
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rr.w:= W;
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rr.h:= H;
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_l:= r^.x / SourceTexture^.w * SourceTexture^.rx;
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_r:= (r^.x + r^.w) / SourceTexture^.w * SourceTexture^.rx;
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_t:= r^.y / SourceTexture^.h * SourceTexture^.ry;
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_b:= (r^.y + r^.h) / SourceTexture^.h * SourceTexture^.ry;
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glBindTexture(GL_TEXTURE_2D, SourceTexture^.id);
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if Dir < 0 then
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    begin
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    VertexBuffer[0].X:= X + rr.w/2;
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    VertexBuffer[0].Y:= Y;
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    VertexBuffer[1].X:= X - rr.w/2;
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    VertexBuffer[1].Y:= Y;
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    VertexBuffer[2].X:= X - rr.w/2;
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    VertexBuffer[2].Y:= rr.h + Y;
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    VertexBuffer[3].X:= X + rr.w/2;
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    VertexBuffer[3].Y:= rr.h + Y;
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    end
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else
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    begin
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    VertexBuffer[0].X:= X;
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    VertexBuffer[0].Y:= Y;
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    VertexBuffer[1].X:= rr.w + X;
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    VertexBuffer[1].Y:= Y;
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    VertexBuffer[2].X:= rr.w + X;
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    VertexBuffer[2].Y:= rr.h + Y;
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    VertexBuffer[3].X:= X;
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    VertexBuffer[3].Y:= rr.h + Y;
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    end;
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TextureBuffer[0].X:= _l;
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TextureBuffer[0].Y:= _t;
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TextureBuffer[1].X:= _r;
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TextureBuffer[1].Y:= _t;
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TextureBuffer[2].X:= _r;
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TextureBuffer[2].Y:= _b;
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TextureBuffer[3].X:= _l;
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TextureBuffer[3].Y:= _b;
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glVertexPointer(2, GL_FLOAT, 0, @VertexBuffer[0]);
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glTexCoordPointer(2, GL_FLOAT, 0, @TextureBuffer[0]);
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glDrawArrays(GL_TRIANGLE_FAN, 0, Length(VertexBuffer));
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end;
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procedure DrawTexture(X, Y: LongInt; Texture: PTexture); inline;
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begin
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    DrawTexture(X, Y, Texture, 1.0);
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end;
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procedure DrawTexture(X, Y: LongInt; Texture: PTexture; Scale: GLfloat);
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begin
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glPushMatrix;
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glTranslatef(X, Y, 0);
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glScalef(Scale, Scale, 1);
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glBindTexture(GL_TEXTURE_2D, Texture^.id);
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glVertexPointer(2, GL_FLOAT, 0, @Texture^.vb);
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glTexCoordPointer(2, GL_FLOAT, 0, @Texture^.tb);
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glDrawArrays(GL_TRIANGLE_FAN, 0, Length(Texture^.vb));
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glPopMatrix
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end;
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procedure DrawTextureF(Texture: PTexture; Scale: GLfloat; X, Y, Frame, Dir, w, h: LongInt);
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begin
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    DrawTextureRotatedF(Texture, Scale, 0, 0, X, Y, Frame, Dir, w, h, 0)
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end;
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procedure DrawTextureRotatedF(Texture: PTexture; Scale, OffsetX, OffsetY: GLfloat; X, Y, Frame, Dir, w, h: LongInt; Angle: real);
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var ft, fb, fl, fr: GLfloat;
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    hw, nx, ny: LongInt;
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    VertexBuffer, TextureBuffer: array [0..3] of TVertex2f;
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begin
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// do not draw anything outside the visible screen space (first check fixes some sprite drawing, e.g. hedgehogs)
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if (abs(X) > W) and ((abs(X + dir * OffsetX) - W / 2) * cScaleFactor > cScreenWidth) then
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    exit;
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if (abs(Y) > H) and ((abs(Y + OffsetY - (0.5 * cScreenHeight)) - W / 2) * cScaleFactor > cScreenHeight) then
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    exit;
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glPushMatrix;
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glTranslatef(X, Y, 0);
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if Dir = 0 then Dir:= 1;
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glRotatef(Angle, 0, 0, Dir);
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glTranslatef(Dir*OffsetX, OffsetY, 0);
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glScalef(Scale, Scale, 1);
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// Any reason for this call? And why only in t direction, not s?
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//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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hw:= w div (2 div Dir);
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nx:= round(Texture^.w / w); // number of horizontal frames
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ny:= round(Texture^.h / h); // number of vertical frames
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ft:= (Frame mod ny) * Texture^.ry / ny;
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fb:= ((Frame mod ny) + 1) * Texture^.ry / ny;
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fl:= (Frame div ny) * Texture^.rx / nx;
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fr:= ((Frame div ny) + 1) * Texture^.rx / nx;
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glBindTexture(GL_TEXTURE_2D, Texture^.id);
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VertexBuffer[0].X:= -hw;
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VertexBuffer[0].Y:= w / -2;
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VertexBuffer[1].X:= hw;
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VertexBuffer[1].Y:= w / -2;
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VertexBuffer[2].X:= hw;
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VertexBuffer[2].Y:= w / 2;
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VertexBuffer[3].X:= -hw;
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VertexBuffer[3].Y:= w / 2;
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TextureBuffer[0].X:= fl;
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TextureBuffer[0].Y:= ft;
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TextureBuffer[1].X:= fr;
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TextureBuffer[1].Y:= ft;
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TextureBuffer[2].X:= fr;
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TextureBuffer[2].Y:= fb;
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TextureBuffer[3].X:= fl;
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TextureBuffer[3].Y:= fb;
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glVertexPointer(2, GL_FLOAT, 0, @VertexBuffer[0]);
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glTexCoordPointer(2, GL_FLOAT, 0, @TextureBuffer[0]);
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glDrawArrays(GL_TRIANGLE_FAN, 0, Length(VertexBuffer));
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glPopMatrix
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end;
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procedure DrawSpriteRotated(Sprite: TSprite; X, Y, Dir: LongInt; Angle: real);
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begin
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    DrawTextureRotated(SpritesData[Sprite].Texture,
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        SpritesData[Sprite].Width,
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        SpritesData[Sprite].Height,
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        X, Y, Dir, Angle)
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end;
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procedure DrawSpriteRotatedF(Sprite: TSprite; X, Y, Frame, Dir: LongInt; Angle: real);
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begin
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glPushMatrix;
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glTranslatef(X, Y, 0);
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if Dir < 0 then
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    glRotatef(Angle, 0, 0, -1)
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else
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    glRotatef(Angle, 0, 0,  1);
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if Dir < 0 then
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    glScalef(-1.0, 1.0, 1.0);
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DrawSprite(Sprite, -SpritesData[Sprite].Width div 2, -SpritesData[Sprite].Height div 2, Frame);
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glPopMatrix
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end;
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procedure DrawTextureRotated(Texture: PTexture; hw, hh, X, Y, Dir: LongInt; Angle: real);
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var VertexBuffer: array [0..3] of TVertex2f;
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begin
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// do not draw anything outside the visible screen space (first check fixes some sprite drawing, e.g. hedgehogs)
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if (abs(X) > 2 * hw) and ((abs(X) - hw) > cScreenWidth / cScaleFactor) then
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    exit;
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if (abs(Y) > 2 * hh) and ((abs(Y - 0.5 * cScreenHeight) - hh) > cScreenHeight / cScaleFactor) then
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    exit;
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glPushMatrix;
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glTranslatef(X, Y, 0);
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if Dir < 0 then
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    begin
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    hw:= - hw;
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    glRotatef(Angle, 0, 0, -1);
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    end
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else
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    glRotatef(Angle, 0, 0,  1);
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glBindTexture(GL_TEXTURE_2D, Texture^.id);
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VertexBuffer[0].X:= -hw;
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VertexBuffer[0].Y:= -hh;
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VertexBuffer[1].X:= hw;
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VertexBuffer[1].Y:= -hh;
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VertexBuffer[2].X:= hw;
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VertexBuffer[2].Y:= hh;
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VertexBuffer[3].X:= -hw;
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VertexBuffer[3].Y:= hh;
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glVertexPointer(2, GL_FLOAT, 0, @VertexBuffer[0]);
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glTexCoordPointer(2, GL_FLOAT, 0, @Texture^.tb);
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glDrawArrays(GL_TRIANGLE_FAN, 0, Length(VertexBuffer));
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glPopMatrix
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end;
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procedure DrawSprite(Sprite: TSprite; X, Y, Frame: LongInt);
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var row, col, numFramesFirstCol: LongInt;
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begin
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    if SpritesData[Sprite].imageHeight = 0 then
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        exit;
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    numFramesFirstCol:= SpritesData[Sprite].imageHeight div SpritesData[Sprite].Height;
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    row:= Frame mod numFramesFirstCol;
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    col:= Frame div numFramesFirstCol;
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    DrawSprite(Sprite, X, Y, col, row);
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end;
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procedure DrawSprite(Sprite: TSprite; X, Y, FrameX, FrameY: LongInt);
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var r: TSDL_Rect;
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begin
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    r.x:= FrameX * SpritesData[Sprite].Width;
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    r.w:= SpritesData[Sprite].Width;
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    r.y:= FrameY * SpritesData[Sprite].Height;
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    r.h:= SpritesData[Sprite].Height;
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    DrawTextureFromRect(X, Y, @r, SpritesData[Sprite].Texture)
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end;
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procedure DrawSpriteClipped(Sprite: TSprite; X, Y, TopY, RightX, BottomY, LeftX: LongInt);
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var r: TSDL_Rect;
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begin
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r.x:= 0;
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r.y:= 0;
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r.w:= SpritesData[Sprite].Width;
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r.h:= SpritesData[Sprite].Height;
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if (X < LeftX) then
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    r.x:= LeftX - X;
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if (Y < TopY) then
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    r.y:= TopY - Y;
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if (Y + SpritesData[Sprite].Height > BottomY) then
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    r.h:= BottomY - Y + 1;
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if (X + SpritesData[Sprite].Width > RightX) then
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    r.w:= RightX - X + 1;
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dec(r.h, r.y);
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dec(r.w, r.x);
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   338
DrawTextureFromRect(X + r.x, Y + r.y, @r, SpritesData[Sprite].Texture)
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   339
end;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   340
6999
486db9d26e4b rename a few Draw* routines
koda
parents: 6992
diff changeset
   341
procedure DrawTextureCentered(X, Top: LongInt; Source: PTexture);
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   342
var scale: GLfloat;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   343
begin
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   344
    if (Source^.w + 20) > cScreenWidth then
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   345
        scale:= cScreenWidth / (Source^.w + 20)
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   346
    else
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   347
        scale:= 1.0;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   348
    DrawTexture(X - round(Source^.w * scale) div 2, Top, Source, scale)
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   349
end;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   350
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   351
procedure DrawLine(X0, Y0, X1, Y1, Width: Single; r, g, b, a: Byte);
8626
cfc44db21d72 Fix DrawLine bug
Urbertar@gmail.com
parents: 8560
diff changeset
   352
var VertexBuffer: array [0..1] of TVertex2f;
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   353
begin
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   354
    glDisable(GL_TEXTURE_2D);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   355
    glEnable(GL_LINE_SMOOTH);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   356
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   357
    glPushMatrix;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   358
    glTranslatef(WorldDx, WorldDy, 0);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   359
    glLineWidth(Width);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   360
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   361
    Tint(r, g, b, a);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   362
    VertexBuffer[0].X:= X0;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   363
    VertexBuffer[0].Y:= Y0;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   364
    VertexBuffer[1].X:= X1;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   365
    VertexBuffer[1].Y:= Y1;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   366
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   367
    glVertexPointer(2, GL_FLOAT, 0, @VertexBuffer[0]);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   368
    glDrawArrays(GL_LINES, 0, Length(VertexBuffer));
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   369
    Tint($FF, $FF, $FF, $FF);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   370
    
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   371
    glPopMatrix;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   372
    
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   373
    glEnable(GL_TEXTURE_2D);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   374
    glDisable(GL_LINE_SMOOTH);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   375
end;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   376
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   377
procedure DrawFillRect(r: TSDL_Rect);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   378
var VertexBuffer: array [0..3] of TVertex2f;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   379
begin
5565
1a326ba319c9 smaller code cleanup
koda
parents: 5561
diff changeset
   380
// do not draw anything outside the visible screen space (first check fixes some sprite drawing, e.g. hedgehogs)
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   381
if (abs(r.x) > r.w) and ((abs(r.x + r.w / 2) - r.w / 2) * cScaleFactor > cScreenWidth) then
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   382
    exit;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   383
if (abs(r.y) > r.h) and ((abs(r.y + r.h / 2 - (0.5 * cScreenHeight)) - r.h / 2) * cScaleFactor > cScreenHeight) then
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   384
    exit;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   385
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   386
glDisable(GL_TEXTURE_2D);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   387
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   388
Tint($00, $00, $00, $80);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   389
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   390
VertexBuffer[0].X:= r.x;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   391
VertexBuffer[0].Y:= r.y;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   392
VertexBuffer[1].X:= r.x + r.w;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   393
VertexBuffer[1].Y:= r.y;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   394
VertexBuffer[2].X:= r.x + r.w;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   395
VertexBuffer[2].Y:= r.y + r.h;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   396
VertexBuffer[3].X:= r.x;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   397
VertexBuffer[3].Y:= r.y + r.h;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   398
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   399
glVertexPointer(2, GL_FLOAT, 0, @VertexBuffer[0]);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   400
glDrawArrays(GL_TRIANGLE_FAN, 0, Length(VertexBuffer));
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   401
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   402
Tint($FF, $FF, $FF, $FF);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   403
glEnable(GL_TEXTURE_2D)
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   404
end;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   405
4420
6be946bcd17a Add a visual gear for drawing circles. Intent is to allow specifying areas on map for lua scripts (such as to indicate a location to go to). Could also be used to, say, circle a hog in CTF. Also add a "Critical" flag for visual gears so a gear flagges as such will always be created.
nemo
parents: 4385
diff changeset
   406
procedure DrawCircle(X, Y, Radius, Width: LongInt; r, g, b, a: Byte); 
4451
1c342980b4aa trying to get tint to behave more as I expect. need to ask Smaxx what he intended here, to avoid too many pointless colour calls
nemo
parents: 4420
diff changeset
   407
begin
1c342980b4aa trying to get tint to behave more as I expect. need to ask Smaxx what he intended here, to avoid too many pointless colour calls
nemo
parents: 4420
diff changeset
   408
    Tint(r, g, b, a);
1c342980b4aa trying to get tint to behave more as I expect. need to ask Smaxx what he intended here, to avoid too many pointless colour calls
nemo
parents: 4420
diff changeset
   409
    DrawCircle(X, Y, Radius, Width); 
1c342980b4aa trying to get tint to behave more as I expect. need to ask Smaxx what he intended here, to avoid too many pointless colour calls
nemo
parents: 4420
diff changeset
   410
    Tint($FF, $FF, $FF, $FF);
1c342980b4aa trying to get tint to behave more as I expect. need to ask Smaxx what he intended here, to avoid too many pointless colour calls
nemo
parents: 4420
diff changeset
   411
end;
1c342980b4aa trying to get tint to behave more as I expect. need to ask Smaxx what he intended here, to avoid too many pointless colour calls
nemo
parents: 4420
diff changeset
   412
1c342980b4aa trying to get tint to behave more as I expect. need to ask Smaxx what he intended here, to avoid too many pointless colour calls
nemo
parents: 4420
diff changeset
   413
procedure DrawCircle(X, Y, Radius, Width: LongInt); 
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   414
var
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   415
    i: LongInt;
5561
dfbe55237c64 Shrink number of circle points to 60, reenable seduction circle (no longer crashes)
nemo
parents: 5559
diff changeset
   416
    CircleVertex: array [0..59] of TVertex2f;
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   417
begin
5561
dfbe55237c64 Shrink number of circle points to 60, reenable seduction circle (no longer crashes)
nemo
parents: 5559
diff changeset
   418
    for i := 0 to 59 do begin
dfbe55237c64 Shrink number of circle points to 60, reenable seduction circle (no longer crashes)
nemo
parents: 5559
diff changeset
   419
        CircleVertex[i].X := X + Radius*cos(i*pi/30);
dfbe55237c64 Shrink number of circle points to 60, reenable seduction circle (no longer crashes)
nemo
parents: 5559
diff changeset
   420
        CircleVertex[i].Y := Y + Radius*sin(i*pi/30);
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   421
    end;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   422
    glDisable(GL_TEXTURE_2D);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   423
    glEnable(GL_LINE_SMOOTH);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   424
    glPushMatrix;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   425
    glLineWidth(Width);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   426
    glVertexPointer(2, GL_FLOAT, 0, @CircleVertex[0]);
5561
dfbe55237c64 Shrink number of circle points to 60, reenable seduction circle (no longer crashes)
nemo
parents: 5559
diff changeset
   427
    glDrawArrays(GL_LINE_LOOP, 0, 60);
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   428
    glPopMatrix;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   429
    glEnable(GL_TEXTURE_2D);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   430
    glDisable(GL_LINE_SMOOTH);
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   431
end;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   432
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   433
4385
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   434
procedure DrawHedgehog(X, Y: LongInt; Dir: LongInt; Pos, Step: LongWord; Angle: real);
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   435
const VertexBuffer: array [0..3] of TVertex2f = (
7069
bcf9d8e64e92 pas2c stuff again
unc0rr
parents: 7028
diff changeset
   436
        (X: -16; Y: -16),
bcf9d8e64e92 pas2c stuff again
unc0rr
parents: 7028
diff changeset
   437
        (X:  16; Y: -16),
bcf9d8e64e92 pas2c stuff again
unc0rr
parents: 7028
diff changeset
   438
        (X:  16; Y:  16),
bcf9d8e64e92 pas2c stuff again
unc0rr
parents: 7028
diff changeset
   439
        (X: -16; Y:  16));
4385
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   440
var l, r, t, b: real;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   441
    TextureBuffer: array [0..3] of TVertex2f;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   442
begin
5565
1a326ba319c9 smaller code cleanup
koda
parents: 5561
diff changeset
   443
    // do not draw anything outside the visible screen space (first check fixes some sprite drawing, e.g. hedgehogs)
4385
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   444
    if (abs(X) > 32) and ((abs(X) - 16) * cScaleFactor > cScreenWidth) then
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   445
        exit;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   446
    if (abs(Y) > 32) and ((abs(Y - 0.5 * cScreenHeight) - 16) * cScaleFactor > cScreenHeight) then
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   447
        exit;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   448
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   449
    t:= Pos * 32 / HHTexture^.h;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   450
    b:= (Pos + 1) * 32 / HHTexture^.h;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   451
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   452
    if Dir = -1 then
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6394
diff changeset
   453
        begin
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6394
diff changeset
   454
        l:= (Step + 1) * 32 / HHTexture^.w;
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6394
diff changeset
   455
        r:= Step * 32 / HHTexture^.w
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6394
diff changeset
   456
        end
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6394
diff changeset
   457
    else
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6394
diff changeset
   458
        begin
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6394
diff changeset
   459
        l:= Step * 32 / HHTexture^.w;
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6394
diff changeset
   460
        r:= (Step + 1) * 32 / HHTexture^.w
4385
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   461
    end;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   462
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   463
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   464
    glPushMatrix();
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   465
    glTranslatef(X, Y, 0);
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   466
    glRotatef(Angle, 0, 0, 1);
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   467
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   468
    glBindTexture(GL_TEXTURE_2D, HHTexture^.id);
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   469
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   470
    TextureBuffer[0].X:= l;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   471
    TextureBuffer[0].Y:= t;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   472
    TextureBuffer[1].X:= r;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   473
    TextureBuffer[1].Y:= t;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   474
    TextureBuffer[2].X:= r;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   475
    TextureBuffer[2].Y:= b;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   476
    TextureBuffer[3].X:= l;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   477
    TextureBuffer[3].Y:= b;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   478
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   479
    glVertexPointer(2, GL_FLOAT, 0, @VertexBuffer[0]);
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   480
    glTexCoordPointer(2, GL_FLOAT, 0, @TextureBuffer[0]);
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   481
    glDrawArrays(GL_TRIANGLE_FAN, 0, Length(VertexBuffer));
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   482
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   483
    glPopMatrix
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   484
end;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   485
6688
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   486
procedure DrawScreenWidget(widget: POnScreenWidget);
6992
b8f3d8991e92 marked a couple of functions as inline
koda
parents: 6986
diff changeset
   487
{$IFDEF USE_TOUCH_INTERFACE}
6688
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   488
var alpha: byte = $FF;
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   489
begin
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   490
with widget^ do
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   491
    begin
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   492
    if (fadeAnimStart <> 0) then
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   493
        begin
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   494
        if RealTicks > (fadeAnimStart + FADE_ANIM_TIME) then
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   495
            fadeAnimStart:= 0
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   496
        else
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   497
            if show then 
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   498
                alpha:= Byte(trunc((RealTicks - fadeAnimStart)/FADE_ANIM_TIME * $FF))
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   499
            else 
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   500
                alpha:= Byte($FF - trunc((RealTicks - fadeAnimStart)/FADE_ANIM_TIME * $FF));
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   501
        end;
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   502
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   503
    with moveAnim do
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   504
        if animate then
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   505
            if RealTicks > (startTime + MOVE_ANIM_TIME) then
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   506
                begin
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   507
                startTime:= 0;
6710
42504695122d fixed the active region on widgets when they are animated, added active.x:= in uWorld too
Xeli
parents: 6700
diff changeset
   508
                animate:= false;
6695
32de8965c62c refactored a few types involved in the touch interface and corrected a few invisible mistakes
koda
parents: 6689
diff changeset
   509
                frame.x:= target.x;
32de8965c62c refactored a few types involved in the touch interface and corrected a few invisible mistakes
koda
parents: 6689
diff changeset
   510
                frame.y:= target.y;
6710
42504695122d fixed the active region on widgets when they are animated, added active.x:= in uWorld too
Xeli
parents: 6700
diff changeset
   511
                active.x:= active.x + (target.x - source.x);
42504695122d fixed the active region on widgets when they are animated, added active.x:= in uWorld too
Xeli
parents: 6700
diff changeset
   512
                active.y:= active.y + (target.y - source.y);
6688
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   513
                end
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   514
            else
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   515
                begin
6695
32de8965c62c refactored a few types involved in the touch interface and corrected a few invisible mistakes
koda
parents: 6689
diff changeset
   516
                frame.x:= source.x + Round((target.x - source.x) * ((RealTicks - startTime) / MOVE_ANIM_TIME));
32de8965c62c refactored a few types involved in the touch interface and corrected a few invisible mistakes
koda
parents: 6689
diff changeset
   517
                frame.y:= source.y + Round((target.y - source.y) * ((RealTicks - startTime) / MOVE_ANIM_TIME));
6688
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   518
                end;
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   519
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   520
    if show or (fadeAnimStart <> 0) then
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   521
        begin
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   522
        Tint($FF, $FF, $FF, alpha);
6695
32de8965c62c refactored a few types involved in the touch interface and corrected a few invisible mistakes
koda
parents: 6689
diff changeset
   523
        DrawTexture(frame.x, frame.y, spritesData[sprite].Texture, buttonScale);
6688
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   524
        Tint($FF, $FF, $FF, $FF);
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   525
        end;
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   526
    end;
6992
b8f3d8991e92 marked a couple of functions as inline
koda
parents: 6986
diff changeset
   527
{$ELSE}
b8f3d8991e92 marked a couple of functions as inline
koda
parents: 6986
diff changeset
   528
begin
b8f3d8991e92 marked a couple of functions as inline
koda
parents: 6986
diff changeset
   529
widget:= widget; // avoid hint
6689
98a239848ba2 wops, added an extra USE_TOUCH_INTERFACE
Xeli
parents: 6688
diff changeset
   530
{$ENDIF}
6688
b2084a00a4cf added translate/fade animations for OnScreenWidgets
Xeli
parents: 6580
diff changeset
   531
end;
4385
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4378
diff changeset
   532
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   533
procedure Tint(r, g, b, a: Byte); inline;
6982
8d41d22a291d breaking news, we don't support typed consts anymore
koda
parents: 6710
diff changeset
   534
var nc, tw: Longword;
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   535
begin
6986
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   536
    nc:= (a shl 24) or (b shl 16) or (g shl 8) or r;
5559
a937d43a032f Use local scope global var instead
unc0rr
parents: 5441
diff changeset
   537
6986
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   538
    if nc = lastTint then
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   539
        exit;
5559
a937d43a032f Use local scope global var instead
unc0rr
parents: 5441
diff changeset
   540
6986
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   541
    if GrayScale then
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   542
        begin
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   543
        tw:= round(r * RGB_LUMINANCE_RED + g * RGB_LUMINANCE_GREEN + b * RGB_LUMINANCE_BLUE);
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   544
        if tw > 255 then
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   545
            tw:= 255;
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   546
        r:= tw;
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   547
        g:= tw;
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   548
        b:= tw
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   549
        end;
5441
39962b855540 Add grayscale option for 3d, helps with colour clashing
nemo
parents: 5235
diff changeset
   550
6986
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   551
    glColor4ub(r, g, b, a);
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   552
    lastTint:= nc;
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   553
end;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   554
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   555
procedure Tint(c: Longword); inline;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   556
begin
6986
409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
koda
parents: 6982
diff changeset
   557
    Tint(((c shr 24) and $FF), ((c shr 16) and $FF), (c shr 8) and $FF, (c and $FF))
4378
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   558
end;
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   559
91655618a510 Introduce uRender
unC0Rr
parents:
diff changeset
   560
end.