From 897b678d24c9c173c5cbafa70c6575d9508e325c Mon Sep 17 00:00:00 2001
From: magumagu <magumagu9@gmail.com>
Date: Mon, 26 Jan 2015 10:58:32 -0800
Subject: [PATCH] D3D: delete unnecessary code.

---
 Source/Core/VideoBackends/D3D/D3DUtil.cpp    | 66 --------------------
 Source/Core/VideoBackends/D3D/D3DUtil.h      | 11 ----
 Source/Core/VideoBackends/D3D/Television.cpp |  6 +-
 3 files changed, 2 insertions(+), 81 deletions(-)

diff --git a/Source/Core/VideoBackends/D3D/D3DUtil.cpp b/Source/Core/VideoBackends/D3D/D3DUtil.cpp
index 020045d687..dd54756be1 100644
--- a/Source/Core/VideoBackends/D3D/D3DUtil.cpp
+++ b/Source/Core/VideoBackends/D3D/D3DUtil.cpp
@@ -570,72 +570,6 @@ void drawShadedTexQuad(ID3D11ShaderResourceView* texture,
 	D3D::stateman->SetGeometryShader(nullptr);
 }
 
-void drawShadedTexSubQuad(ID3D11ShaderResourceView* texture,
-							const MathUtil::Rectangle<int>* rSource,
-							int SourceWidth,
-							int SourceHeight,
-							const MathUtil::Rectangle<float>* rDest,
-							ID3D11PixelShader* PShader,
-							ID3D11VertexShader* VShader,
-							ID3D11InputLayout* layout,
-							ID3D11GeometryShader* GShader,
-							float Gamma,
-							u32 slice)
-{
-	float sw = 1.0f /(float) SourceWidth;
-	float sh = 1.0f /(float) SourceHeight;
-	float u1 = (rSource->left  ) * sw;
-	float u2 = (rSource->right ) * sw;
-	float v1 = (rSource->top   ) * sh;
-	float v2 = (rSource->bottom) * sh;
-	float S = (float)slice;
-	float G = 1.0f / Gamma;
-
-	STSQVertex coords[4] = {
-		{ rDest->left , rDest->bottom, 0.0f, u1, v2, S, G},
-		{ rDest->right, rDest->bottom, 0.0f, u2, v2, S, G},
-		{ rDest->left , rDest->top   , 0.0f, u1, v1, S, G},
-		{ rDest->right, rDest->top   , 0.0f, u2, v1, S, G},
-	};
-
-	// only upload the data to VRAM if it changed
-	if (stsq_observer ||
-		memcmp(rDest, &tex_sub_quad_data.rdest, sizeof(*rDest)) != 0 ||
-		tex_sub_quad_data.u1 != u1 || tex_sub_quad_data.v1 != v1 ||
-		tex_sub_quad_data.u2 != u2 || tex_sub_quad_data.v2 != v2 ||
-		tex_sub_quad_data.S  != S  || tex_sub_quad_data.G  != G)
-	{
-		stsq_offset = util_vbuf->AppendData(coords, sizeof(coords), sizeof(STSQVertex));
-		stsq_observer = false;
-
-		tex_sub_quad_data.u1 = u1;
-		tex_sub_quad_data.v1 = v1;
-		tex_sub_quad_data.u2 = u2;
-		tex_sub_quad_data.v2 = v2;
-		tex_sub_quad_data.S  = S;
-		tex_sub_quad_data.G  = G;
-		memcpy(&tex_sub_quad_data.rdest, &rDest, sizeof(rDest));
-	}
-	UINT stride = sizeof(STSQVertex);
-	UINT offset = 0;
-
-	stateman->SetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
-	stateman->SetVertexBuffer(util_vbuf->GetBuffer(), stride, offset);
-	stateman->SetInputLayout(layout);
-	stateman->SetTexture(0, texture);
-	stateman->SetPixelShader(PShader);
-	stateman->SetVertexShader(VShader);
-	stateman->SetGeometryShader(GShader);
-
-	stateman->Apply();
-	context->Draw(4, stsq_offset);
-
-	stateman->SetTexture(0, nullptr); // immediately unbind the texture
-	stateman->Apply();
-
-	stateman->SetGeometryShader(nullptr);
-}
-
 // Fills a certain area of the current render target with the specified color
 // destination coordinates normalized to (-1;1)
 void drawColorQuad(u32 Color, float x1, float y1, float x2, float y2)
diff --git a/Source/Core/VideoBackends/D3D/D3DUtil.h b/Source/Core/VideoBackends/D3D/D3DUtil.h
index 883f232b28..be5a52430c 100644
--- a/Source/Core/VideoBackends/D3D/D3DUtil.h
+++ b/Source/Core/VideoBackends/D3D/D3DUtil.h
@@ -65,17 +65,6 @@ namespace D3D
 						ID3D11GeometryShader* GShader = nullptr,
 						float Gamma = 1.0f,
 						u32 slice = 0);
-	void drawShadedTexSubQuad(ID3D11ShaderResourceView* texture,
-							const MathUtil::Rectangle<int>* rSource,
-							int SourceWidth,
-							int SourceHeight,
-							const MathUtil::Rectangle<float>* rDest,
-							ID3D11PixelShader* PShader,
-							ID3D11VertexShader* VShader,
-							ID3D11InputLayout* layout,
-							ID3D11GeometryShader* GShader = nullptr,
-							float Gamma = 1.0f,
-							u32 slice = 0);
 	void drawClearQuad(u32 Color, float z);
 	void drawColorQuad(u32 Color, float x1, float y1, float x2, float y2);
 }
diff --git a/Source/Core/VideoBackends/D3D/Television.cpp b/Source/Core/VideoBackends/D3D/Television.cpp
index ed54016ffd..1c7fa55a56 100644
--- a/Source/Core/VideoBackends/D3D/Television.cpp
+++ b/Source/Core/VideoBackends/D3D/Television.cpp
@@ -148,15 +148,13 @@ void Television::Render()
 		// line down. We could even consider implementing a deinterlacing
 		// algorithm.
 
-		MathUtil::Rectangle<int> sourceRc(0, 0, int(m_curWidth), int(m_curHeight));
-		MathUtil::Rectangle<float> destRc(-1.f, 1.f, 1.f, -1.f);
+		D3D11_RECT sourceRc = CD3D11_RECT(0, 0, int(m_curWidth), int(m_curHeight));
 
 		D3D::stateman->SetSampler(0, m_samplerState);
 
-		D3D::drawShadedTexSubQuad(
+		D3D::drawShadedTexQuad(
 			m_yuyvTextureSRV, &sourceRc,
 			MAX_XFB_WIDTH, MAX_XFB_HEIGHT,
-			&destRc,
 			m_pShader,
 			VertexShaderCache::GetSimpleVertexShader(),
 			VertexShaderCache::GetSimpleInputLayout());