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LibSoftGPU: Update coverage mask bits during rasterization

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We were not updating `coverage_bits` causing us to perform just a
little bit more work than strictly necessary.
This commit is contained in:
Jelle Raaijmakers 2022-05-08 01:58:57 +02:00 • committed by Linus Groh
parent 54a24fe45a
commit 7906ada015
1 changed files with 6 additions and 7 deletions
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13
Userland/Libraries/LibSoftGPU/Device.cpp
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@ -40,7 +40,6 @@ using AK::SIMD::i32x4;
using AK::SIMD::load4_masked;
using AK::SIMD::maskbits;
using AK::SIMD::maskcount;
using AK::SIMD::none;
using AK::SIMD::store4_masked;
using AK::SIMD::to_f32x4;
using AK::SIMD::to_u32x4;
@ -329,15 +328,13 @@ void Device::rasterize_triangle(Triangle const& triangle)
&& quad.screen_coordinates.x() <= render_bounds_right
&& quad.screen_coordinates.y() >= render_bounds_top
&& quad.screen_coordinates.y() <= render_bounds_bottom;
if (none(quad.mask))
auto coverage_bits = maskbits(quad.mask);
if (coverage_bits == 0)
continue;
INCREASE_STATISTICS_COUNTER(g_num_quads, 1);
INCREASE_STATISTICS_COUNTER(g_num_pixels, maskcount(quad.mask));
int coverage_bits = maskbits(quad.mask);
// Stencil testing
GPU::StencilType* stencil_ptrs[4];
i32x4 stencil_value;
@ -391,7 +388,8 @@ void Device::rasterize_triangle(Triangle const& triangle)
// Update coverage mask + early quad rejection
quad.mask &= stencil_test_passed;
if (none(quad.mask))
coverage_bits = maskbits(quad.mask);
if (coverage_bits == 0)
continue;
}
@ -489,7 +487,8 @@ void Device::rasterize_triangle(Triangle const& triangle)
// Update coverage mask + early quad rejection
quad.mask &= depth_test_passed;
if (none(quad.mask))
coverage_bits = maskbits(quad.mask);
if (coverage_bits == 0)
continue;
}