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17 lines
762 B
C
17 lines
762 B
C
#pragma once
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extern "C"
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{
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u64 gfx_width();
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u64 gfx_height();
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float gfx_ar();
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float gfx_ar_ratio();
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}
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#define GFX_DIMENSIONS_ASPECT_RATIO ((float)gfx_width() / (float)gfx_height())
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#define GFX_DIMENSIONS_FROM_LEFT_EDGE(v) (SCREEN_WIDTH / 2 - SCREEN_HEIGHT / 2 * GFX_DIMENSIONS_ASPECT_RATIO + (v))
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#define GFX_DIMENSIONS_FROM_RIGHT_EDGE(v) (SCREEN_WIDTH / 2 + SCREEN_HEIGHT / 2 * GFX_DIMENSIONS_ASPECT_RATIO - (v))
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#define GFX_ALIGN_LEFT(v) ((int)floorf(GFX_DIMENSIONS_FROM_LEFT_EDGE(v)))
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#define GFX_ALIGN_RIGHT(v) ((int)ceilf(GFX_DIMENSIONS_FROM_RIGHT_EDGE(SCREEN_WIDTH - v)))
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#define GFX_ALIGN_RIGHT_F(v) ((float)GFX_DIMENSIONS_FROM_RIGHT_EDGE(SCREEN_WIDTH - v))
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#define GFX_ALIGN_GUESS(v) (v < (SCREEN_WIDTH / 2) ? GFX_ALIGN_LEFT(v) : GFX_ALIGN_RIGHT(v))
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