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-rw-r--r--src/video_core/shader/shader_interpreter.cpp9
1 files changed, 8 insertions, 1 deletions
diff --git a/src/video_core/shader/shader_interpreter.cpp b/src/video_core/shader/shader_interpreter.cpp
index 063cc38f0..6b83d2c1c 100644
--- a/src/video_core/shader/shader_interpreter.cpp
+++ b/src/video_core/shader/shader_interpreter.cpp
@@ -197,12 +197,19 @@ void RunInterpreter(UnitState<Debug>& state) {
case OpCode::Id::DP3:
case OpCode::Id::DP4:
+ case OpCode::Id::DPH:
+ case OpCode::Id::DPHI:
{
Record<DebugDataRecord::SRC1>(state.debug, iteration, src1);
Record<DebugDataRecord::SRC2>(state.debug, iteration, src2);
Record<DebugDataRecord::DEST_IN>(state.debug, iteration, dest);
+
+ OpCode::Id opcode = instr.opcode.Value().EffectiveOpCode();
+ if (opcode == OpCode::Id::DPH || opcode == OpCode::Id::DPHI)
+ src1[3] = float24::FromFloat32(1.0f);
+
float24 dot = float24::FromFloat32(0.f);
- int num_components = (instr.opcode.Value() == OpCode::Id::DP3) ? 3 : 4;
+ int num_components = (opcode == OpCode::Id::DP3) ? 3 : 4;
for (int i = 0; i < num_components; ++i)
dot = dot + src1[i] * src2[i];