56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
#include <gint/display.h>
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#include <render/bitmap.h>
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#include <gint/std/stdlib.h>
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bitmap_rich* bitmap_new_rich(uint32_t size_px_x, uint32_t size_px_y, uint32_t* color, bool copy_color, uint32_t *layout, bool copy_layout)
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{
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bitmap_rich* bmp = malloc(sizeof(bitmap_rich));
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bmp->size_px_x = size_px_x;
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bmp->size_px_y = size_px_y;
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bmp->size_o_y = 1 + (size_px_x - 1)/(8*sizeof(uint32_t));
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bmp->copy_dynamic = copy_color;
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bmp->layout_dynamic = copy_layout;
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uint32_t size_octets = size_px_y * size_o_y * sizeof(uint32_t);
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if (copy_color)
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{
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bmp->color=malloc(size_octets);
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memcpy(bmp->color, color, size_octets);
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}
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else
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bmp->color = color;
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if (copy_layout && layout)
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{
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bmp->layout=malloc(size_octets);
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memcpy(bmp->layout, layout, size_octets);
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}
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else
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bmp->layout = layout;
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}
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inline uint8_t bitmap_get_pixel_r(const bitmap_rich * bmp, uint32_t x, uint32_t y)
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{
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if (x >= bmp->size_px_x || y >= bmp->size_px_y)
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return 0;
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const uint32_t indice = y * bmp->size_o_y + (x >> 5);
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const uint32_t numero_bit = 31 - x % 32;
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if (bmp->layout)
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return (( bmp->layout[indice] | 1 << numero_bit ) << 1) + ( bmp->color[indice] | (1 << numero_bit) );
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else
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return ( bmp->color[indice] | (1 << numero_bit) );
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}
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void bitmap_display_pixel_r(const bitmap_rich * bmp, uint32_t bmp_x, uint32_t bmp_y, uint32_t x, uint32_t y)
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{
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uint8_t color = bitmap_get_pixel_r(bmp, bmp_x, bmp_y);
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if (color >> 1)
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dpixel(x, y, 3 * (color % 2));
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}
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