69 lines
1.9 KiB
C
69 lines
1.9 KiB
C
// Copyright (c) 2021 Dominic Masters
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//
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// This software is released under the MIT License.
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// https://opensource.org/licenses/MIT
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#pragma once
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#include "../libs.h"
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#include "../util/list.h"
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/** Inputs */
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#define GAME_INPUT_UP (inputbind_t)0x01
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#define GAME_INPUT_DOWN (inputbind_t)0x02
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#define GAME_INPUT_LEFT (inputbind_t)0x03
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#define GAME_INPUT_RIGHT (inputbind_t)0x04
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#define INPUT_NULL (inputbind_t)0x00
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#define INPUT_BIND_COUNT 128
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#define INPUT_SOURCE_COUNT 4096
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/**
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* Input Bind, a specific action bind reference for the game engine to use.
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* e.g. "Jump" or "Walk Forward".
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*/
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typedef uint8_t inputbind_t;
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/**
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* Input source identifier. It's up to the platform itself to decide what the
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* hell this number refers to. For most platforms it will be an input, such as a
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* keyboard scancode or a (pad number * button count) + button.
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*/
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typedef uint32_t inputsource_t;
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/**
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* Value that represents the state of an input. Defined as 0-1 where 0 is set
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* to be completely off / netural state, and 1 is completely on / full state.
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*/
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typedef float inputval_t;
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/**
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* Structure for the entire input mapping.
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*/
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typedef struct {
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/** Float of the input between 0 and 1. */
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inputval_t inputsA[INPUT_BIND_COUNT];
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/** Float of the input between 0 and 1. */
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inputval_t inputsB[INPUT_BIND_COUNT];
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/** Flippable state */
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inputval_t *current, *previous;
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/**
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* Binding Map, Array of lists where index = binding and entry is a list of
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* input sources.
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*/
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list_t *bindMap[INPUT_BIND_COUNT];
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/**
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* Input buffer array. Keeps track of raw values from the inputs.
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* The engine will read from the buffer when necessary.
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*/
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inputval_t buffer[INPUT_SOURCE_COUNT];
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/** Float of the GameTime that the input was actuated last. */
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float times[INPUT_BIND_COUNT];
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} input_t;
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/** The current input state */
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extern input_t INPUT_STATE; |