From 547da374b83063a3ca8111ba49049353c3388de8 Mon Sep 17 00:00:00 2001 From: bunnei Date: Wed, 6 May 2015 23:04:30 -0400 Subject: rasterizer: Fixed a depth testing bug. --- src/video_core/rasterizer.cpp | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'src/video_core/rasterizer.cpp') diff --git a/src/video_core/rasterizer.cpp b/src/video_core/rasterizer.cpp index 7bdb503c..2662faac 100644 --- a/src/video_core/rasterizer.cpp +++ b/src/video_core/rasterizer.cpp @@ -643,9 +643,10 @@ static void ProcessTriangleInternal(const VertexShader::OutputVertex& v0, // TODO: Does depth indeed only get written even if depth testing is enabled? if (registers.output_merger.depth_test_enable) { - u16 z = (u16)((v0.screenpos[2].ToFloat32() * w0 + - v1.screenpos[2].ToFloat32() * w1 + - v2.screenpos[2].ToFloat32() * w2) * 65535.f / wsum); + unsigned num_bits = Pica::Regs::DepthBitsPerPixel(registers.framebuffer.depth_format); + u32 z = (u32)((v0.screenpos[2].ToFloat32() * w0 + + v1.screenpos[2].ToFloat32() * w1 + + v2.screenpos[2].ToFloat32() * w2) * ((1 << num_bits) - 1) / wsum); u32 ref_z = GetDepth(x >> 4, y >> 4); bool pass = false; -- cgit v1.2.3