37 lines
1.2 KiB
C++
37 lines
1.2 KiB
C++
#include <graphics/draw.h>
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// --- Global (framebuffer) ---
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void global_draw_pixel(unsigned int x, unsigned int y, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color) {
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EFI_GRAPHICS_OUTPUT_BLT_PIXEL *p = g_gfx.base + (g_gfx.hr * y) + x;
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p->Blue = color.Blue;
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p->Green = color.Green;
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p->Red = color.Red;
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p->Reserved = color.Reserved;
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}
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void global_draw_rect(unsigned int bx, unsigned int by, unsigned int ex, unsigned int ey,
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EFI_GRAPHICS_OUTPUT_BLT_PIXEL color) {
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for (unsigned int x = bx; x <= ex; x++)
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for (unsigned int y = by; y <= ey; y++)
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global_draw_pixel(x, y, color);
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}
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// --- Current target buffer ---
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void draw_pixel(unsigned int x, unsigned int y, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color) {
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if (x >= g_draw_target.w || y >= g_draw_target.h) return;
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EFI_GRAPHICS_OUTPUT_BLT_PIXEL *p = g_draw_target.buf + (g_draw_target.w * y) + x;
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p->Blue = color.Blue;
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p->Green = color.Green;
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p->Red = color.Red;
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p->Reserved = color.Reserved;
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}
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void draw_rect(unsigned int bx, unsigned int by, unsigned int ex, unsigned int ey,
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EFI_GRAPHICS_OUTPUT_BLT_PIXEL color) {
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for (unsigned int x = bx; x <= ex; x++)
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for (unsigned int y = by; y <= ey; y++)
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draw_pixel(x, y, color);
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}
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