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timleader · Sep 22, 2023 · 5564ae7 · 5564ae7
1 parent 0d01fed
commit 5564ae7
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Showing 2 changed files with 14 additions and 6 deletions.
diff --git a/source/common/audio/audio.mixer.mix_samples.gba.s b/source/common/audio/audio.mixer.mix_samples.gba.s
@@ -75,8 +75,16 @@ audio_mix_samples:
 	@ r12	= _audio_right_buffer
 	@-------------------------- 
 
-
-	@	would be more efficient with mixer buffer in iwram 		
+	@
+	@	would be more efficient with load one or two sample from all channels, do mixing completely in registers then store the result
+	@		this would mean for 4 channels you would only have to do 4 loads and 1 to 2 stores per sample 
+	@		whereas at the moment we do 8 loads and 4 to 8 stores per sample
+	@		
+	@	note the above might remove ability to do sound effects / volume manipulation ? 
+	@
+	@	could just do 2 to 4 channels ago ... 
+	@
+	@	would be more efficient with mixer buffer in iwram 	
 	@	could be a signed / unsigned issue, where things are scaling up too much ...
 
 

diff --git a/source/common/states/debug/state_model.c b/source/common/states/debug/state_model.c
@@ -39,19 +39,19 @@ void st_modelviewer_update(st_model_context_ptr context, fixed16_t dt)
 
 	if (key_is_down(KI_UP))
 	{
-		context->character_rotation.x -= F16(0.01);
+		context->character_rotation.x -= F16(0.05);
 	}
 	if (key_is_down(KI_DOWN))
 	{
-		context->character_rotation.x += F16(0.01);
+		context->character_rotation.x += F16(0.05);
 	}
 	if (key_is_down(KI_LEFT))
 	{
-		context->character_rotation.y += F16(0.01);
+		context->character_rotation.y += F16(0.05);
 	}
 	if (key_is_down(KI_RIGHT))
 	{
-		context->character_rotation.y -= F16(0.01);
+		context->character_rotation.y -= F16(0.05);
 	}
 
 	if (key_is_down(KI_L))