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-rw-r--r--src/audio_core/hle/source.cpp49
-rw-r--r--src/audio_core/interpolate.cpp86
-rw-r--r--src/audio_core/interpolate.h27
-rw-r--r--src/video_core/renderer_opengl/gl_shader_gen.cpp10
-rw-r--r--src/video_core/swrasterizer/lighting.cpp39
-rw-r--r--src/video_core/swrasterizer/lighting.h3
-rw-r--r--src/video_core/swrasterizer/rasterizer.cpp4
7 files changed, 120 insertions, 98 deletions
diff --git a/src/audio_core/hle/source.cpp b/src/audio_core/hle/source.cpp
index 92484c526..de4e88cae 100644
--- a/src/audio_core/hle/source.cpp
+++ b/src/audio_core/hle/source.cpp
@@ -244,17 +244,27 @@ void Source::GenerateFrame() {
break;
}
- const size_t size_to_copy =
- std::min(state.current_buffer.size(), current_frame.size() - frame_position);
-
- std::copy(state.current_buffer.begin(), state.current_buffer.begin() + size_to_copy,
- current_frame.begin() + frame_position);
- state.current_buffer.erase(state.current_buffer.begin(),
- state.current_buffer.begin() + size_to_copy);
-
- frame_position += size_to_copy;
- state.next_sample_number += static_cast<u32>(size_to_copy);
+ switch (state.interpolation_mode) {
+ case InterpolationMode::None:
+ AudioInterp::None(state.interp_state, state.current_buffer, state.rate_multiplier,
+ current_frame, frame_position);
+ break;
+ case InterpolationMode::Linear:
+ AudioInterp::Linear(state.interp_state, state.current_buffer, state.rate_multiplier,
+ current_frame, frame_position);
+ break;
+ case InterpolationMode::Polyphase:
+ // TODO(merry): Implement polyphase interpolation
+ LOG_DEBUG(Audio_DSP, "Polyphase interpolation unimplemented; falling back to linear");
+ AudioInterp::Linear(state.interp_state, state.current_buffer, state.rate_multiplier,
+ current_frame, frame_position);
+ break;
+ default:
+ UNIMPLEMENTED();
+ break;
+ }
}
+ state.next_sample_number += frame_position;
state.filters.ProcessFrame(current_frame);
}
@@ -305,25 +315,6 @@ bool Source::DequeueBuffer() {
return true;
}
- switch (state.interpolation_mode) {
- case InterpolationMode::None:
- state.current_buffer =
- AudioInterp::None(state.interp_state, state.current_buffer, state.rate_multiplier);
- break;
- case InterpolationMode::Linear:
- state.current_buffer =
- AudioInterp::Linear(state.interp_state, state.current_buffer, state.rate_multiplier);
- break;
- case InterpolationMode::Polyphase:
- // TODO(merry): Implement polyphase interpolation
- state.current_buffer =
- AudioInterp::Linear(state.interp_state, state.current_buffer, state.rate_multiplier);
- break;
- default:
- UNIMPLEMENTED();
- break;
- }
-
// the first playthrough starts at play_position, loops start at the beginning of the buffer
state.current_sample_number = (!buf.has_played) ? buf.play_position : 0;
state.next_sample_number = state.current_sample_number;
diff --git a/src/audio_core/interpolate.cpp b/src/audio_core/interpolate.cpp
index 8a5d4181a..16e68bc5c 100644
--- a/src/audio_core/interpolate.cpp
+++ b/src/audio_core/interpolate.cpp
@@ -13,74 +13,64 @@ namespace AudioInterp {
constexpr u64 scale_factor = 1 << 24;
constexpr u64 scale_mask = scale_factor - 1;
-/// Here we step over the input in steps of rate_multiplier, until we consume all of the input.
+/// Here we step over the input in steps of rate, until we consume all of the input.
/// Three adjacent samples are passed to fn each step.
template <typename Function>
-static StereoBuffer16 StepOverSamples(State& state, const StereoBuffer16& input,
- float rate_multiplier, Function fn) {
- ASSERT(rate_multiplier > 0);
+static void StepOverSamples(State& state, StereoBuffer16& input, float rate,
+ DSP::HLE::StereoFrame16& output, size_t& outputi, Function fn) {
+ ASSERT(rate > 0);
- if (input.size() < 2)
- return {};
+ if (input.empty())
+ return;
- StereoBuffer16 output;
- output.reserve(static_cast<size_t>(input.size() / rate_multiplier));
+ input.insert(input.begin(), {state.xn2, state.xn1});
- u64 step_size = static_cast<u64>(rate_multiplier * scale_factor);
+ const u64 step_size = static_cast<u64>(rate * scale_factor);
+ u64 fposition = state.fposition;
+ size_t inputi = 0;
- u64 fposition = 0;
- const u64 max_fposition = input.size() * scale_factor;
+ while (outputi < output.size()) {
+ inputi = static_cast<size_t>(fposition / scale_factor);
- while (fposition < 1 * scale_factor) {
- u64 fraction = fposition & scale_mask;
-
- output.push_back(fn(fraction, state.xn2, state.xn1, input[0]));
-
- fposition += step_size;
- }
-
- while (fposition < 2 * scale_factor) {
- u64 fraction = fposition & scale_mask;
-
- output.push_back(fn(fraction, state.xn1, input[0], input[1]));
-
- fposition += step_size;
- }
+ if (inputi + 2 >= input.size()) {
+ inputi = input.size() - 2;
+ break;
+ }
- while (fposition < max_fposition) {
u64 fraction = fposition & scale_mask;
-
- size_t index = static_cast<size_t>(fposition / scale_factor);
- output.push_back(fn(fraction, input[index - 2], input[index - 1], input[index]));
+ output[outputi++] = fn(fraction, input[inputi], input[inputi + 1], input[inputi + 2]);
fposition += step_size;
}
- state.xn2 = input[input.size() - 2];
- state.xn1 = input[input.size() - 1];
+ state.xn2 = input[inputi];
+ state.xn1 = input[inputi + 1];
+ state.fposition = fposition - inputi * scale_factor;
- return output;
+ input.erase(input.begin(), input.begin() + inputi + 2);
}
-StereoBuffer16 None(State& state, const StereoBuffer16& input, float rate_multiplier) {
- return StepOverSamples(
- state, input, rate_multiplier,
+void None(State& state, StereoBuffer16& input, float rate, DSP::HLE::StereoFrame16& output,
+ size_t& outputi) {
+ StepOverSamples(
+ state, input, rate, output, outputi,
[](u64 fraction, const auto& x0, const auto& x1, const auto& x2) { return x0; });
}
-StereoBuffer16 Linear(State& state, const StereoBuffer16& input, float rate_multiplier) {
+void Linear(State& state, StereoBuffer16& input, float rate, DSP::HLE::StereoFrame16& output,
+ size_t& outputi) {
// Note on accuracy: Some values that this produces are +/- 1 from the actual firmware.
- return StepOverSamples(state, input, rate_multiplier,
- [](u64 fraction, const auto& x0, const auto& x1, const auto& x2) {
- // This is a saturated subtraction. (Verified by black-box fuzzing.)
- s64 delta0 = MathUtil::Clamp<s64>(x1[0] - x0[0], -32768, 32767);
- s64 delta1 = MathUtil::Clamp<s64>(x1[1] - x0[1], -32768, 32767);
-
- return std::array<s16, 2>{
- static_cast<s16>(x0[0] + fraction * delta0 / scale_factor),
- static_cast<s16>(x0[1] + fraction * delta1 / scale_factor),
- };
- });
+ StepOverSamples(state, input, rate, output, outputi,
+ [](u64 fraction, const auto& x0, const auto& x1, const auto& x2) {
+ // This is a saturated subtraction. (Verified by black-box fuzzing.)
+ s64 delta0 = MathUtil::Clamp<s64>(x1[0] - x0[0], -32768, 32767);
+ s64 delta1 = MathUtil::Clamp<s64>(x1[1] - x0[1], -32768, 32767);
+
+ return std::array<s16, 2>{
+ static_cast<s16>(x0[0] + fraction * delta0 / scale_factor),
+ static_cast<s16>(x0[1] + fraction * delta1 / scale_factor),
+ };
+ });
}
} // namespace AudioInterp
diff --git a/src/audio_core/interpolate.h b/src/audio_core/interpolate.h
index 19a7b66cb..59f59bc14 100644
--- a/src/audio_core/interpolate.h
+++ b/src/audio_core/interpolate.h
@@ -6,6 +6,7 @@
#include <array>
#include <vector>
+#include "audio_core/hle/common.h"
#include "common/common_types.h"
namespace AudioInterp {
@@ -14,31 +15,35 @@ namespace AudioInterp {
using StereoBuffer16 = std::vector<std::array<s16, 2>>;
struct State {
- // Two historical samples.
+ /// Two historical samples.
std::array<s16, 2> xn1 = {}; ///< x[n-1]
std::array<s16, 2> xn2 = {}; ///< x[n-2]
+ /// Current fractional position.
+ u64 fposition = 0;
};
/**
* No interpolation. This is equivalent to a zero-order hold. There is a two-sample predelay.
* @param state Interpolation state.
* @param input Input buffer.
- * @param rate_multiplier Stretch factor. Must be a positive non-zero value.
- * rate_multiplier > 1.0 performs decimation and rate_multipler < 1.0
- * performs upsampling.
- * @return The resampled audio buffer.
+ * @param rate Stretch factor. Must be a positive non-zero value.
+ * rate > 1.0 performs decimation and rate < 1.0 performs upsampling.
+ * @param output The resampled audio buffer.
+ * @param outputi The index of output to start writing to.
*/
-StereoBuffer16 None(State& state, const StereoBuffer16& input, float rate_multiplier);
+void None(State& state, StereoBuffer16& input, float rate, DSP::HLE::StereoFrame16& output,
+ size_t& outputi);
/**
* Linear interpolation. This is equivalent to a first-order hold. There is a two-sample predelay.
* @param state Interpolation state.
* @param input Input buffer.
- * @param rate_multiplier Stretch factor. Must be a positive non-zero value.
- * rate_multiplier > 1.0 performs decimation and rate_multipler < 1.0
- * performs upsampling.
- * @return The resampled audio buffer.
+ * @param rate Stretch factor. Must be a positive non-zero value.
+ * rate > 1.0 performs decimation and rate < 1.0 performs upsampling.
+ * @param output The resampled audio buffer.
+ * @param outputi The index of output to start writing to.
*/
-StereoBuffer16 Linear(State& state, const StereoBuffer16& input, float rate_multiplier);
+void Linear(State& state, StereoBuffer16& input, float rate, DSP::HLE::StereoFrame16& output,
+ size_t& outputi);
} // namespace AudioInterp
diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp
index 015e69da9..c8fc7a0ff 100644
--- a/src/video_core/renderer_opengl/gl_shader_gen.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_gen.cpp
@@ -8,6 +8,7 @@
#include "common/assert.h"
#include "common/bit_field.h"
#include "common/logging/log.h"
+#include "core/core.h"
#include "video_core/regs_framebuffer.h"
#include "video_core/regs_lighting.h"
#include "video_core/regs_rasterizer.h"
@@ -594,8 +595,8 @@ static void WriteLighting(std::string& out, const PicaShaderConfig& config) {
// Note: even if the normal vector is modified by normal map, which is not the
// normal of the tangent plane anymore, the half angle vector is still projected
// using the modified normal vector.
- std::string half_angle_proj = "normalize(half_vector) - normal / dot(normal, "
- "normal) * dot(normal, normalize(half_vector))";
+ std::string half_angle_proj =
+ "normalize(half_vector) - normal * dot(normal, normalize(half_vector))";
// Note: the half angle vector projection is confirmed not normalized before the dot
// product. The result is in fact not cos(phi) as the name suggested.
index = "dot(" + half_angle_proj + ", tangent)";
@@ -1155,6 +1156,11 @@ vec4 secondary_fragment_color = vec4(0.0);
// Blend the fog
out += "last_tex_env_out.rgb = mix(fog_color.rgb, last_tex_env_out.rgb, fog_factor);\n";
+ } else if (state.fog_mode == TexturingRegs::FogMode::Gas) {
+ Core::Telemetry().AddField(Telemetry::FieldType::Session, "VideoCore_Pica_UseGasMode",
+ true);
+ LOG_CRITICAL(Render_OpenGL, "Unimplemented gas mode");
+ UNIMPLEMENTED();
}
out += "gl_FragDepth = depth;\n";
diff --git a/src/video_core/swrasterizer/lighting.cpp b/src/video_core/swrasterizer/lighting.cpp
index 39a3e396d..b38964530 100644
--- a/src/video_core/swrasterizer/lighting.cpp
+++ b/src/video_core/swrasterizer/lighting.cpp
@@ -22,18 +22,37 @@ static float LookupLightingLut(const Pica::State::Lighting& lighting, size_t lut
std::tuple<Math::Vec4<u8>, Math::Vec4<u8>> ComputeFragmentsColors(
const Pica::LightingRegs& lighting, const Pica::State::Lighting& lighting_state,
- const Math::Quaternion<float>& normquat, const Math::Vec3<float>& view) {
+ const Math::Quaternion<float>& normquat, const Math::Vec3<float>& view,
+ const Math::Vec4<u8> (&texture_color)[4]) {
- // TODO(Subv): Bump mapping
- Math::Vec3<float> surface_normal = {0.0f, 0.0f, 1.0f};
+ Math::Vec3<float> surface_normal;
+ Math::Vec3<float> surface_tangent;
if (lighting.config0.bump_mode != LightingRegs::LightingBumpMode::None) {
- LOG_CRITICAL(HW_GPU, "unimplemented bump mapping");
- UNIMPLEMENTED();
+ Math::Vec3<float> perturbation =
+ texture_color[lighting.config0.bump_selector].xyz().Cast<float>() / 127.5f -
+ Math::MakeVec(1.0f, 1.0f, 1.0f);
+ if (lighting.config0.bump_mode == LightingRegs::LightingBumpMode::NormalMap) {
+ if (!lighting.config0.disable_bump_renorm) {
+ const float z_square = 1 - perturbation.xy().Length2();
+ perturbation.z = std::sqrt(std::max(z_square, 0.0f));
+ }
+ surface_normal = perturbation;
+ surface_tangent = Math::MakeVec(1.0f, 0.0f, 0.0f);
+ } else if (lighting.config0.bump_mode == LightingRegs::LightingBumpMode::TangentMap) {
+ surface_normal = Math::MakeVec(0.0f, 0.0f, 1.0f);
+ surface_tangent = perturbation;
+ } else {
+ LOG_ERROR(HW_GPU, "Unknown bump mode %u", lighting.config0.bump_mode.Value());
+ }
+ } else {
+ surface_normal = Math::MakeVec(0.0f, 0.0f, 1.0f);
+ surface_tangent = Math::MakeVec(1.0f, 0.0f, 0.0f);
}
// Use the normalized the quaternion when performing the rotation
auto normal = Math::QuaternionRotate(normquat, surface_normal);
+ auto tangent = Math::QuaternionRotate(normquat, surface_tangent);
Math::Vec4<float> diffuse_sum = {0.0f, 0.0f, 0.0f, 1.0f};
Math::Vec4<float> specular_sum = {0.0f, 0.0f, 0.0f, 1.0f};
@@ -102,6 +121,16 @@ std::tuple<Math::Vec4<u8>, Math::Vec4<u8>> ComputeFragmentsColors(
result = Math::Dot(light_vector, spot_dir.Cast<float>() / 2047.0f);
break;
}
+ case LightingRegs::LightingLutInput::CP:
+ if (lighting.config0.config == LightingRegs::LightingConfig::Config7) {
+ const Math::Vec3<float> norm_half_vector = half_vector.Normalized();
+ const Math::Vec3<float> half_vector_proj =
+ norm_half_vector - normal * Math::Dot(normal, norm_half_vector);
+ result = Math::Dot(half_vector_proj, tangent);
+ } else {
+ result = 0.0f;
+ }
+ break;
default:
LOG_CRITICAL(HW_GPU, "Unknown lighting LUT input %u\n", static_cast<u32>(input));
UNIMPLEMENTED();
diff --git a/src/video_core/swrasterizer/lighting.h b/src/video_core/swrasterizer/lighting.h
index 438dca926..d807a3d94 100644
--- a/src/video_core/swrasterizer/lighting.h
+++ b/src/video_core/swrasterizer/lighting.h
@@ -13,6 +13,7 @@ namespace Pica {
std::tuple<Math::Vec4<u8>, Math::Vec4<u8>> ComputeFragmentsColors(
const Pica::LightingRegs& lighting, const Pica::State::Lighting& lighting_state,
- const Math::Quaternion<float>& normquat, const Math::Vec3<float>& view);
+ const Math::Quaternion<float>& normquat, const Math::Vec3<float>& view,
+ const Math::Vec4<u8> (&texture_color)[4]);
} // namespace Pica
diff --git a/src/video_core/swrasterizer/rasterizer.cpp b/src/video_core/swrasterizer/rasterizer.cpp
index fdc1df199..862135614 100644
--- a/src/video_core/swrasterizer/rasterizer.cpp
+++ b/src/video_core/swrasterizer/rasterizer.cpp
@@ -437,8 +437,8 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve
GetInterpolatedAttribute(v0.view.y, v1.view.y, v2.view.y).ToFloat32(),
GetInterpolatedAttribute(v0.view.z, v1.view.z, v2.view.z).ToFloat32(),
};
- std::tie(primary_fragment_color, secondary_fragment_color) =
- ComputeFragmentsColors(g_state.regs.lighting, g_state.lighting, normquat, view);
+ std::tie(primary_fragment_color, secondary_fragment_color) = ComputeFragmentsColors(
+ g_state.regs.lighting, g_state.lighting, normquat, view, texture_color);
}
for (unsigned tev_stage_index = 0; tev_stage_index < tev_stages.size();
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-19 10:59:13 +0000