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author ImJezze <jezze@gmx.net>2016-01-26 22:14:41 +0100
committer ImJezze <jezze@gmx.net>2016-01-26 22:14:41 +0100
commita5fb4397056456d618c428c5cbda9614f977e36a (patch)
treefb807b4be399776357587c038083c7f7e828c619
parentd516871e6fcbde11863b927de75a042e8b8ce3e9 (diff)
Cleanup (nw)
-rw-r--r--hlsl/ntsc.fx27
-rw-r--r--src/osd/modules/render/d3d/d3dhlsl.cpp12
2 files changed, 20 insertions, 19 deletions
diff --git a/hlsl/ntsc.fx b/hlsl/ntsc.fx
index ed07e37a4cc..107be16af16 100644
--- a/hlsl/ntsc.fx
+++ b/hlsl/ntsc.fx
@@ -108,7 +108,7 @@ static const int HalfSampleCount = SampleCount / 2;
float4 GetCompositeYIQ(float2 TexCoord)
{
- float2 SourceTexelDims = 1.0f / SourceDims;
+ float2 SourceTexelDims = 1.0f / SourceDims;
float2 SourceRes = SourceDims * SourceRect;
float2 PValueSourceTexel = float2(PValue, 0.0f) * SourceTexelDims;
@@ -131,12 +131,13 @@ float4 GetCompositeYIQ(float2 TexCoord)
float4 I = float4(dot(Texel0, IDot), dot(Texel1, IDot), dot(Texel2, IDot), dot(Texel3, IDot));
float4 Q = float4(dot(Texel0, QDot), dot(Texel1, QDot), dot(Texel2, QDot), dot(Texel3, QDot));
- float4 W = PI2 * CCValue * ScanTime;
+ float W = PI2 * CCValue * ScanTime;
+ float WoPI = W / PI;
+
+ float HOffset = (BValue + SignalOffset) / WoPI;
+ float VScale = (AValue * SourceRes.y) / WoPI;
- float4 T = HPosition
- + (AValue / 360.0f * SourceRes.y) * VPosition
- + (BValue / 360.0f)
- + (SignalOffset / 360.0f);
+ float4 T = HPosition + HOffset + VPosition * VScale;
float4 TW = T * W;
float4 CompositeYIQ = Y + I * cos(TW) + Q * sin(TW);
@@ -171,7 +172,11 @@ float4 ps_main(PS_INPUT Input) : COLOR
float PI2Length = PI2 / SampleCount;
float W = PI2 * CCValue * ScanTime;
-
+ float WoPI = W / PI;
+
+ float HOffset = (BValue + SignalOffset) / WoPI;
+ float VScale = (AValue * SourceRes.y) / WoPI;
+
float4 YAccum = 0.0f;
float4 IAccum = 0.0f;
float4 QAccum = 0.0f;
@@ -190,12 +195,8 @@ float4 ps_main(PS_INPUT Input) : COLOR
float4 C = GetCompositeYIQ(float2(Cx.r, Cy.r));
- float4 T = HPosition
- + (AValue / 360.0f * SourceRes.y) * VPosition
- + (BValue / 360.0f)
- + (SignalOffset / 360.0f);
- float4 WT = W * T
- + OValue;
+ float4 T = HPosition + HOffset + VPosition * VScale;
+ float4 WT = W * T + OValue;
float4 SincKernel = 0.54f + 0.46f * cos(PI2Length * n4);
diff --git a/src/osd/modules/render/d3d/d3dhlsl.cpp b/src/osd/modules/render/d3d/d3dhlsl.cpp
index 8a60eaa5190..712646f7a9a 100644
--- a/src/osd/modules/render/d3d/d3dhlsl.cpp
+++ b/src/osd/modules/render/d3d/d3dhlsl.cpp
@@ -990,7 +990,7 @@ int shaders::create_resources(bool reset)
deconverge_effect->add_uniform("RadialConvergeY", uniform::UT_VEC3, uniform::CU_CONVERGE_RADIAL_Y);
focus_effect->add_uniform("Defocus", uniform::UT_VEC2, uniform::CU_FOCUS_SIZE);
-
+
phosphor_effect->add_uniform("Phosphor", uniform::UT_VEC3, uniform::CU_PHOSPHOR_LIFE);
post_effect->add_uniform("VignettingAmount", uniform::UT_FLOAT, uniform::CU_POST_VIGNETTING); // backward compatibility
@@ -1231,7 +1231,7 @@ int shaders::ntsc_pass(render_target *rt, int source_index, poly_info *poly, int
{
return next_index;
}
-
+
float signal_offset = curr_texture->get_cur_frame() == 0
? 0.0f
: options->yiq_jitter;
@@ -1241,7 +1241,7 @@ int shaders::ntsc_pass(render_target *rt, int source_index, poly_info *poly, int
curr_effect = ntsc_effect;
curr_effect->update_uniforms();
curr_effect->set_float("SignalOffset", signal_offset);
-
+
next_index = rt->next_index(next_index);
blit(rt->native_target[next_index], true, D3DPT_TRIANGLELIST, 0, 2);
@@ -2778,7 +2778,7 @@ static INT32 slider_ntsc_enable(running_machine &machine, void *arg, std::string
}
// static INT32 slider_ntsc_phase_count(running_machine &machine, void *arg, std::string *str, INT32 newval)
-// {
+// {
// hlsl_options *options = (hlsl_options*)arg;
// if (newval != SLIDER_NOCHANGE)
// {
@@ -3066,7 +3066,7 @@ void uniform::update()
break;
}
case CU_SOURCE_RECT:
- {
+ {
bool prepare_vector =
d3d->window().machine().first_screen()->screen_type() == SCREEN_TYPE_VECTOR;
@@ -3076,7 +3076,7 @@ void uniform::update()
m_shader->set_vector("SourceRect", 2, delta);
break;
}
-
+
if (shadersys->curr_texture != NULL)
{
vec2f delta = shadersys->curr_texture->get_uvstop() - shadersys->curr_texture->get_uvstart();