Restore vertex fetch state update from context -> state

This is required to have the vertex fetch state actually available at
JIT time.

Bug: b/124177079
Change-Id: Ibb548c372ee349d3a5312bb46dddcf13257dc294
Reviewed-on: https://swiftshader-review.googlesource.com/c/25188
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Tested-by: Chris Forbes <chrisforbes@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>

src/Device/VertexProcessor.cpp

diff --git a/src/Device/VertexProcessor.cpp b/src/Device/VertexProcessor.cpp
index 16a38d0..00af07b 100644
--- a/src/Device/VertexProcessor.cpp
+++ b/src/Device/VertexProcessor.cpp
@@ -320,6 +320,16 @@
 		DrawType type = static_cast<DrawType>(static_cast<unsigned int>(drawType) & 0xF);
 		state.verticesPerPrimitive = 1 + (type >= DRAW_LINELIST) + (type >= DRAW_TRIANGLELIST);
 
+		for(int i = 0; i < MAX_VERTEX_INPUTS; i++)
+		{
+			state.input[i].type = context->input[i].type;
+			state.input[i].count = context->input[i].count;
+			state.input[i].normalized = context->input[i].normalized;
+			// TODO: get rid of attribType -- just keep the VK format all the way through, this fully determines
+			// how to handle the attribute.
+			state.input[i].attribType = context->vertexShader->inputs[i*4].Type;
+		}
+
 		state.hash = state.computeHash();
 
 		return state;