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38 lines
993 B
C
38 lines
993 B
C
#ifndef _VM_SCREEN_H_
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#define _VM_SCREEN_H_
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#include <GLFW/glfw3.h>
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#include <stdbool.h>
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/*
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* If you just want to plot a single pixel, you can use this macro to
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* abstract away the need to indicate the x/y dimensions (as those must
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* necessarily be 1x1).
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*/
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#define vm_screen_draw_pixel(screen, xpos, ypos) \
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vm_screen_draw_rect(screen, xpos, ypos, 1, 1)
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typedef struct {
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GLFWwindow *window;
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/*
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* These form the components of an RGBA composite color.
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*/
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int color_red;
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int color_green;
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int color_blue;
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int color_alpha;
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} vm_screen;
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extern int vm_screen_add_window(vm_screen *);
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extern int vm_screen_init();
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extern void vm_screen_finish();
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extern void vm_screen_refresh(vm_screen *);
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extern bool vm_screen_active(vm_screen *);
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extern void vm_screen_draw_rect(vm_screen *, int, int, int, int);
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extern void vm_screen_free(vm_screen *);
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extern vm_screen *vm_screen_create();
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extern void vm_screen_set_color(vm_screen *, int, int, int, int);
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#endif
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