[spline/bezier]Split SendDataToShader() into two functions.

GPU/Common/DrawEngineCommon.h

@@ -111,6 +111,7 @@ protected:
 		virtual ~TessellationDataTransfer() {}
 		// Send spline/bezier's control points to vertex shader through floating point texture.
 		virtual void SendDataToShader(const float *pos, const float *tex, const float *col, int size, bool hasColor, bool hasTexCoords) = 0;
+		virtual void PrepareBuffers(float *&pos, float *&tex, float *&col, int size, bool hasColor, bool hasTexCoords) {};
 	};
 	TessellationDataTransfer *tessDataTransfer;
 };

GPU/Common/SplineCommon.cpp

@@ -1019,6 +1019,7 @@ void DrawEngineCommon::SubmitBezier(const void *control_points, const void *indi
 	int num_patches_v = (count_v - 1) / 3;
 	BezierPatch *patches = nullptr;
 	if (g_Config.bHardwareTessellation && g_Config.bHardwareTransform && !g_Config.bSoftwareRendering) {
+		tessDataTransfer->PrepareBuffers(pos, tex, col, count_u * count_v, hasColor, hasTexCoords);
 		for (int idx = 0; idx < count_u * count_v; idx++) {
 			SimpleVertex *point = simplified_control_points + (indices ? idxConv.convert(idx) : idx);
 			memcpy(pos + idx * 3, point->pos.AsArray(), 3 * sizeof(float));

GPU/Vulkan/DrawEngineVulkan.cpp

@@ -937,9 +937,8 @@ bool DrawEngineVulkan::IsCodePtrVertexDecoder(const u8 *ptr) const {
 	return decJitCache_->IsInSpace(ptr);
 }
 
-void DrawEngineVulkan::TessellationDataTransferVulkan::SendDataToShader(const float * pos, const float * tex, const float * col, int size, bool hasColor, bool hasTexCoords) {
+void DrawEngineVulkan::TessellationDataTransferVulkan::PrepareBuffers(float *&pos, float *&tex, float *&col, int size, bool hasColor, bool hasTexCoords) {
 	int rowPitch;
-	u8 *data;
 
 	// Position
 	if (prevSize < size) {
@@ -947,9 +946,7 @@ void DrawEngineVulkan::TessellationDataTransferVulkan::SendDataToShader(const fl
 
 		data_tex[0]->CreateDirect(size, 1, 1, VK_FORMAT_R32G32B32_SFLOAT, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
 	}
-	data = data_tex[0]->Lock(0, &rowPitch);
-	memcpy(data, pos, size * 3 * sizeof(float));
-	data_tex[0]->Unlock();
+	pos = (float *)data_tex[0]->Lock(0, &rowPitch);
 
 	// Texcoords
 	if (hasTexCoords) {
@@ -958,9 +955,7 @@ void DrawEngineVulkan::TessellationDataTransferVulkan::SendDataToShader(const fl
 
 			data_tex[1]->CreateDirect(size, 1, 1, VK_FORMAT_R32G32B32_SFLOAT, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
 		}
-		data = data_tex[1]->Lock(0, &rowPitch);
-		memcpy(data, tex, size * 3 * sizeof(float));
-		data_tex[1]->Unlock();
+		tex = (float *)data_tex[1]->Lock(0, &rowPitch);
 	}
 
 	// Color
@@ -970,7 +965,17 @@ void DrawEngineVulkan::TessellationDataTransferVulkan::SendDataToShader(const fl
 
 		data_tex[2]->CreateDirect(sizeColor, 1, 1, VK_FORMAT_R32G32B32A32_SFLOAT, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
 	}
-	data = data_tex[2]->Lock(0, &rowPitch);
-	memcpy(data, col, sizeColor * 4 * sizeof(float));
+	col = (float *)data_tex[2]->Lock(0, &rowPitch);
+}
+
+void DrawEngineVulkan::TessellationDataTransferVulkan::SendDataToShader(const float *pos, const float *tex, const float *col, int size, bool hasColor, bool hasTexCoords) {
+	// Position
+	data_tex[0]->Unlock();
+
+	// Texcoords
+	if (hasTexCoords)
+		data_tex[1]->Unlock();
+
+	// Color
 	data_tex[2]->Unlock();
 }

GPU/Vulkan/DrawEngineVulkan.h

@@ -262,6 +262,7 @@ private:
 			vulkan->Delete().QueueDeleteSampler(sampler);
 		}
 		void SendDataToShader(const float *pos, const float *tex, const float *col, int size, bool hasColor, bool hasTexCoords) override;
+		void PrepareBuffers(float *&pos, float *&tex, float *&col, int size, bool hasColor, bool hasTexCoords) override;
 		VulkanTexture *GetTexture(int i) const { return data_tex[i]; }
 		VkSampler GetSampler() const { return sampler; }
 		void CreateSampler() {