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Initial commit of Command & Conquer Red Alert source code.
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LFeenanEA
167
WWFLAT32/INCLUDE/SHAPE.H
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WWFLAT32/INCLUDE/SHAPE.H
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/*
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** Command & Conquer Red Alert(tm)
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** Copyright 2025 Electronic Arts Inc.
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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, either version 3 of the License, or
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** (at your option) any later version.
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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, see <http://www.gnu.org/licenses/>.
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*/
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/***************************************************************************
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** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S **
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***************************************************************************
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* *
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* Project Name : WWLIB32 *
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* *
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* File Name : SHAPE.H *
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* *
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* Programmer : Bill Randolph *
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* *
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* Start Date : May 25, 1994 *
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* *
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* Last Update : September 14, 1994 [IML] *
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* *
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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#ifndef SHAPE_H
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#define SHAPE_H
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#ifndef GBUFFER_H
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#include "gbuffer.h"
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#endif
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/*
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*********************************** Types ***********************************
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*/
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/*
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--------------------------- Shape creation flags ----------------------------
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*/
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typedef enum {
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MAKESHAPE_NORMAL = 0x0000, // 256-color compressed shape
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MAKESHAPE_COMPACT = 0x0001, // 16-color shape (with built-in color table)
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MAKESHAPE_NOCOMP = 0x0002, // Uncompressed shape
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MAKESHAPE_VARIABLE = 0x0004 // <16-color shape
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} MakeShapeFlags_Type;
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/*---------------------------------------------------------------------------
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Shape drawing flags:
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- The low byte is for coordinate transformations.
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- The high byte is for drawing effects.
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---------------------------------------------------------------------------*/
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typedef enum {
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SHAPE_NORMAL = 0x0000, // Standard shape
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SHAPE_HORZ_REV = 0x0001, // Flipped horizontally
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SHAPE_VERT_REV = 0x0002, // Flipped vertically
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SHAPE_SCALING = 0x0004, // Scaled (WORD scale_x, WORD scale_y)
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SHAPE_VIEWPORT_REL = 0x0010, // Coords are window-relative
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SHAPE_WIN_REL = 0x0010, // Coordinates are window relative instead of absolute.
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SHAPE_CENTER = 0x0020, // Coords are based on shape's center pt
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SHAPE_FADING = 0x0100, // Fading effect (VOID * fading_table,
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// WORD fading_num)
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SHAPE_PREDATOR = 0x0200, // Transparent warping effect
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SHAPE_COMPACT = 0x0400, // Never use this bit
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SHAPE_PRIORITY = 0x0800, // Use priority system when drawing
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SHAPE_GHOST = 0x1000, // Shape is drawn ghosted
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SHAPE_SHADOW = 0x2000,
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SHAPE_PARTIAL = 0x4000,
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SHAPE_COLOR = 0x8000 // Remap the shape's colors
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// (VOID * color_table)
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} ShapeFlags_Type;
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/*
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------------------------------- Shape header --------------------------------
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*/
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typedef struct {
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UWORD ShapeType; // 0 = normal, 1 = 16 colors,
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// 2 = uncompressed, 4 = <16 colors
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UBYTE Height; // Height of the shape in scan lines
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UWORD Width; // Width of the shape in bytes
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UBYTE OriginalHeight; // Original height of shape in scan lines
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UWORD ShapeSize; // Size of the shape, including header
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UWORD DataLength; // Size of the uncompressed shape (just data)
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UBYTE Colortable[16]; // Optional color table for compact shape
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} Shape_Type;
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/*
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------------------------------- Shape block ---------------------------------
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*/
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typedef struct {
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UWORD NumShapes; // number of shapes in the block
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LONG Offsets[]; // array of offsets to shape data
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// (offsets within the shape block, with
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// 0 being the first offset value, not the
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// start of the shape block)
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} ShapeBlock_Type;
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/*
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******************************** Prototypes *********************************
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*/
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/*
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-------------------------------- prioinit.c ---------------------------------
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*/
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extern "C" {
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extern VOID *MaskPage;
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extern VOID *BackGroundPage;
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extern LONG _ShapeBufferSize;
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extern BYTE *_ShapeBuffer;
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}
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VOID cdecl Init_Priority_System (GraphicBufferClass *mask,
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GraphicBufferClass *back);
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/*
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-------------------------------- drawshp.asm --------------------------------
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*/
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extern "C" {
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WORD Draw_Shape(GraphicViewPortClass *gvp, VOID const *shape, LONG x, LONG y, LONG flags, ...);
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}
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/*
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---------------------------------- shape.c ----------------------------------
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*/
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short cdecl Get_Shape_Data(VOID const *shape, WORD data);
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int cdecl Extract_Shape_Count(VOID const *buffer);
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void * cdecl Extract_Shape(VOID const *buffer, int shape);
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int cdecl Restore_Shape_Height(VOID *shape);
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int cdecl Set_Shape_Height(VOID const *shape, WORD newheight);
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extern "C" {
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int Get_Shape_Width(VOID const *shape);
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int Get_Shape_Height(VOID const *shape);
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int Get_Shape_Original_Height(VOID const *shape);
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int Get_Shape_Uncomp_Size(VOID const *shape);
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}
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/*
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------------------------------- setshape.asm --------------------------------
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*/
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extern "C" {
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VOID Set_Shape_Buffer(void const *buffer, int size);
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}
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/*
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------------------------------- shapeinf.asm --------------------------------
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*/
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WORD cdecl Get_Shape_Flags(VOID const *shape);
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int cdecl Get_Shape_Size(VOID const *shape);
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int cdecl Get_Shape_Scaled_Width(VOID const *shape, WORD scale);
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int cdecl Get_Shape_Scaled_Height(VOID const *shape, WORD scale);
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#endif // SHAPE_H
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/****************************** End of shape.h *****************************/
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