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Fix not compiling on desktop due to relying on KOS specific frsqrt

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This commit is contained in:
UnknownShadow200 2024-10-02 20:27:28 +10:00
parent 4513b040e2
commit 2b06418fed
2 changed files with 7 additions and 1 deletions
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2
GL/draw.c
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@ -509,7 +509,7 @@ static Vertex* draw_line(Vertex* dst, Vertex* v1, Vertex* v2) {
float dx = ov2.xyz[0] - ov1.xyz[0];
float dy = ov2.xyz[1] - ov1.xyz[1];
float inverse_mag = frsqrt((dx*dx) + (dy*dy)) * HALF_LINE_WIDTH;
float inverse_mag = fast_rsqrt((dx*dx) + (dy*dy)) * HALF_LINE_WIDTH;
float nx = -dy * inverse_mag;
float ny = dx * inverse_mag;

6
GL/private.h
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@ -260,6 +260,12 @@ do { \
memcpy_vertex(b, &c); \
} while(0)
#ifdef __DREAMCAST__
#define fast_rsqrt(x) frsqrt(x)
#else
#define fast_rsqrt(x) (1.0f / __builtin_sqrtf(x))
#endif
/* ClipVertex doesn't have room for these, so we need to parse them
* out separately. Potentially 'w' will be housed here if we support oargb */
typedef struct {