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review swScissor

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This commit is contained in:
Bigfoot71 2025-03-22 12:47:31 +01:00
parent 0fb0c5cd38
commit 3441cf6327
1 changed files with 11 additions and 19 deletions
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30
src/external/rlsw.h vendored
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@ -601,6 +601,13 @@ static inline float sw_saturate(float x)
// return (x < 0.0f) ? 0.0f : ((x > 1.0f) ? 1.0f : x);
}
static inline int sw_clampi(int v, int min, int max)
{
if (v < min) return min;
if (v > max) return max;
return v;
}
static inline float sw_lerp(float a, float b, float t)
{
return a + t * (b - a);
@ -2805,25 +2812,10 @@ void swViewport(int x, int y, int width, int height)
void swScissor(int x, int y, int width, int height)
{
if (x < 0) x = 0;
if (y < 0) y = 0;
if (width < 0) width = 0;
if (height < 0) height = 0;
if (x >= RLSW.framebuffer.width) {
x = RLSW.framebuffer.width - 1;
}
if (y >= RLSW.framebuffer.height) {
y = RLSW.framebuffer.height - 1;
}
if (width >= RLSW.framebuffer.width) {
width = RLSW.framebuffer.width - 1;
}
if (height >= RLSW.framebuffer.height) {
height = RLSW.framebuffer.height - 1;
}
sw_clampi(x, 0, RLSW.framebuffer.width);
sw_clampi(y, 0, RLSW.framebuffer.height);
sw_clampi(width, 0, RLSW.framebuffer.width);
sw_clampi(width, 0, RLSW.framebuffer.height);
RLSW.scPos[0] = x;
RLSW.scPos[1] = y;