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[GPU] Non-ROV f24 trunc/round, host shader modifications, cache dir

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Triang3l
2020-12-07 22:23:54 +03:00
parent a86609e93a
commit 9a4643d0f2
71 changed files with 3656 additions and 1633 deletions
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12
src/xenia/gpu/draw_util.cc
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@@ -114,6 +114,7 @@ int32_t FloatToD3D11Fixed16p8(float f32) {
void GetHostViewportInfo(const RegisterFile& regs, float pixel_size_x,
float pixel_size_y, bool origin_bottom_left,
float x_max, float y_max, bool allow_reverse_z,
bool convert_z_to_float24,
ViewportInfo& viewport_info_out) {
assert_true(pixel_size_x >= 1.0f);
assert_true(pixel_size_y >= 1.0f);
@@ -270,6 +271,17 @@ void GetHostViewportInfo(const RegisterFile& regs, float pixel_size_x,
ndc_scale_z = -ndc_scale_z;
ndc_offset_z = 1.0f - ndc_offset_z;
}
if (convert_z_to_float24 && regs.Get<reg::RB_DEPTHCONTROL>().z_enable &&
regs.Get<reg::RB_DEPTH_INFO>().depth_format ==
xenos::DepthRenderTargetFormat::kD24FS8) {
// Need to adjust the bounds that the resulting depth values will be clamped
// to after the pixel shader. Preferring adding some error to interpolated Z
// instead if conversion can't be done exactly, without modifying clipping
// bounds by adjusting Z in vertex shaders, as that may cause polygons
// placed explicitly at Z = 0 or Z = W to be clipped.
viewport_z_min = xenos::Float20e4To32(xenos::Float32To20e4(viewport_z_min));
viewport_z_max = xenos::Float20e4To32(xenos::Float32To20e4(viewport_z_max));
}
viewport_info_out.left = viewport_left;
viewport_info_out.top = viewport_top;