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consistency

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This commit is contained in:
Bigfoot71 2025-10-24 15:04:02 +02:00
parent a007baf947
commit 136e1d025c
1 changed files with 36 additions and 36 deletions
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70
src/external/rlsw.h vendored
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@ -1104,14 +1104,14 @@ static inline void sw_float_from_unorm8_simd(float dst[4], const uint8_t src[4])
uint32x4_t ints = vmovl_u16(vget_low_u16(bytes16)); uint32x4_t ints = vmovl_u16(vget_low_u16(bytes16));
float32x4_t floats = vcvtq_f32_u32(ints); float32x4_t floats = vcvtq_f32_u32(ints);
floats = vmulq_n_f32(floats, 1.0f / 255.0f); floats = vmulq_n_f32(floats, 1.0f/255.0f);
vst1q_f32(dst, floats); vst1q_f32(dst, floats);
#elif defined(SW_HAS_SSE41) #elif defined(SW_HAS_SSE41)
__m128i bytes = _mm_cvtsi32_si128(*(const uint32_t*)src); __m128i bytes = _mm_cvtsi32_si128(*(const uint32_t*)src);
__m128i ints = _mm_cvtepu8_epi32(bytes); __m128i ints = _mm_cvtepu8_epi32(bytes);
__m128 floats = _mm_cvtepi32_ps(ints); __m128 floats = _mm_cvtepi32_ps(ints);
floats = _mm_mul_ps(floats, _mm_set1_ps(1.0f / 255.0f)); floats = _mm_mul_ps(floats, _mm_set1_ps(1.0f/255.0f));
_mm_storeu_ps(dst, floats); _mm_storeu_ps(dst, floats);
#elif defined(SW_HAS_SSE2) #elif defined(SW_HAS_SSE2)
@ -1119,7 +1119,7 @@ static inline void sw_float_from_unorm8_simd(float dst[4], const uint8_t src[4])
bytes = _mm_unpacklo_epi8(bytes, _mm_setzero_si128()); bytes = _mm_unpacklo_epi8(bytes, _mm_setzero_si128());
__m128i ints = _mm_unpacklo_epi16(bytes, _mm_setzero_si128()); __m128i ints = _mm_unpacklo_epi16(bytes, _mm_setzero_si128());
__m128 floats = _mm_cvtepi32_ps(ints); __m128 floats = _mm_cvtepi32_ps(ints);
floats = _mm_mul_ps(floats, _mm_set1_ps(1.0f / 255.0f)); floats = _mm_mul_ps(floats, _mm_set1_ps(1.0f/255.0f));
_mm_storeu_ps(dst, floats); _mm_storeu_ps(dst, floats);
#else #else
@ -1806,9 +1806,9 @@ static inline void sw_get_pixel(uint8_t *color, const void *pixels, uint32_t off
case SW_PIXELFORMAT_UNCOMPRESSED_R5G6B5: case SW_PIXELFORMAT_UNCOMPRESSED_R5G6B5:
{ {
uint16_t pixel = ((const uint16_t*)pixels)[offset]; uint16_t pixel = ((const uint16_t*)pixels)[offset];
color[0] = ((pixel >> 11) & 0x1F)*255 / 31; // R (5 bits) color[0] = ((pixel >> 11) & 0x1F)*255/31; // R (5 bits)
color[1] = ((pixel >> 5) & 0x3F)*255 / 63; // G (6 bits) color[1] = ((pixel >> 5) & 0x3F)*255/63; // G (6 bits)
color[2] = (pixel & 0x1F)*255 / 31; // B (5 bits) color[2] = (pixel & 0x1F)*255/31; // B (5 bits)
color[3] = 255; color[3] = 255;
break; break;
} }
@ -1824,19 +1824,19 @@ static inline void sw_get_pixel(uint8_t *color, const void *pixels, uint32_t off
case SW_PIXELFORMAT_UNCOMPRESSED_R5G5B5A1: case SW_PIXELFORMAT_UNCOMPRESSED_R5G5B5A1:
{ {
uint16_t pixel = ((const uint16_t*)pixels)[offset]; uint16_t pixel = ((const uint16_t*)pixels)[offset];
color[0] = ((pixel >> 11) & 0x1F)*255 / 31; // R (5 bits) color[0] = ((pixel >> 11) & 0x1F)*255/31; // R (5 bits)
color[1] = ((pixel >> 6) & 0x1F)*255 / 31; // G (5 bits) color[1] = ((pixel >> 6) & 0x1F)*255/31; // G (5 bits)
color[2] = ((pixel >> 1) & 0x1F)*255 / 31; // B (5 bits) color[2] = ((pixel >> 1) & 0x1F)*255/31; // B (5 bits)
color[3] = (pixel & 0x01)*255; // A (1 bit) color[3] = (pixel & 0x01)*255; // A (1 bit)
break; break;
} }
case SW_PIXELFORMAT_UNCOMPRESSED_R4G4B4A4: case SW_PIXELFORMAT_UNCOMPRESSED_R4G4B4A4:
{ {
uint16_t pixel = ((const uint16_t*)pixels)[offset]; uint16_t pixel = ((const uint16_t*)pixels)[offset];
color[0] = ((pixel >> 12) & 0x0F)*255 / 15; // R (4 bits) color[0] = ((pixel >> 12) & 0x0F)*255/15; // R (4 bits)
color[1] = ((pixel >> 8) & 0x0F)*255 / 15; // G (4 bits) color[1] = ((pixel >> 8) & 0x0F)*255/15; // G (4 bits)
color[2] = ((pixel >> 4) & 0x0F)*255 / 15; // B (4 bits) color[2] = ((pixel >> 4) & 0x0F)*255/15; // B (4 bits)
color[3] = (pixel & 0x0F)*255 / 15; // A (4 bits) color[3] = (pixel & 0x0F)*255/15; // A (4 bits)
break; break;
} }
case SW_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8: case SW_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8:
@ -2274,23 +2274,23 @@ static inline void sw_triangle_clip_and_project(void)
// Calculation of the reciprocal of W for normalization // Calculation of the reciprocal of W for normalization
// as well as perspective-correct attributes // as well as perspective-correct attributes
const float invW = 1.0f/v->homogeneous[3]; const float wRcp = 1.0f/v->homogeneous[3];
v->homogeneous[3] = invW; v->homogeneous[3] = wRcp;
// Division of XYZ coordinates by weight // Division of XYZ coordinates by weight
v->homogeneous[0] *= invW; v->homogeneous[0] *= wRcp;
v->homogeneous[1] *= invW; v->homogeneous[1] *= wRcp;
v->homogeneous[2] *= invW; v->homogeneous[2] *= wRcp;
// Division of texture coordinates (perspective-correct) // Division of texture coordinates (perspective-correct)
v->texcoord[0] *= invW; v->texcoord[0] *= wRcp;
v->texcoord[1] *= invW; v->texcoord[1] *= wRcp;
// Division of colors (perspective-correct) // Division of colors (perspective-correct)
v->color[0] *= invW; v->color[0] *= wRcp;
v->color[1] *= invW; v->color[1] *= wRcp;
v->color[2] *= invW; v->color[2] *= wRcp;
v->color[3] *= invW; v->color[3] *= wRcp;
// Transformation to screen space // Transformation to screen space
sw_project_ndc_to_screen(v->screen, v->homogeneous); sw_project_ndc_to_screen(v->screen, v->homogeneous);
@ -2616,23 +2616,23 @@ static inline void sw_quad_clip_and_project(void)
// Calculation of the reciprocal of W for normalization // Calculation of the reciprocal of W for normalization
// as well as perspective-correct attributes // as well as perspective-correct attributes
const float invW = 1.0f/v->homogeneous[3]; const float wRcp = 1.0f/v->homogeneous[3];
v->homogeneous[3] = invW; v->homogeneous[3] = wRcp;
// Division of XYZ coordinates by weight // Division of XYZ coordinates by weight
v->homogeneous[0] *= invW; v->homogeneous[0] *= wRcp;
v->homogeneous[1] *= invW; v->homogeneous[1] *= wRcp;
v->homogeneous[2] *= invW; v->homogeneous[2] *= wRcp;
// Division of texture coordinates (perspective-correct) // Division of texture coordinates (perspective-correct)
v->texcoord[0] *= invW; v->texcoord[0] *= wRcp;
v->texcoord[1] *= invW; v->texcoord[1] *= wRcp;
// Division of colors (perspective-correct) // Division of colors (perspective-correct)
v->color[0] *= invW; v->color[0] *= wRcp;
v->color[1] *= invW; v->color[1] *= wRcp;
v->color[2] *= invW; v->color[2] *= wRcp;
v->color[3] *= invW; v->color[3] *= wRcp;
// Transformation to screen space // Transformation to screen space
sw_project_ndc_to_screen(v->screen, v->homogeneous); sw_project_ndc_to_screen(v->screen, v->homogeneous);