170 	Vec4					getCoords				(float sx, float sy) const;
171 	Vec4					getUnitCoords			(float sx, float sy) const;
174 	Vec4					getUserAttrib			(int attribNdx, float sx, float sy) const;
218 		float				sy			= y / (float)gridSize;  in QuadGrid()  local
220 		float				fy			= 2.0f * sy - 1.0f;  in QuadGrid()
225 		m_screenPos[vtxNdx]		= Vec4(sx, sy, 0.0f, 1.0f) * viewportScale;  in QuadGrid()
226 		m_coords[vtxNdx]		= getCoords(sx, sy);  in QuadGrid()
227 		m_unitCoords[vtxNdx]	= getUnitCoords(sx, sy);  in QuadGrid()
230 			m_userAttribs[attribNdx][vtxNdx] = getUserAttrib(attribNdx, sx, sy);  in QuadGrid()
259 inline Vec4 QuadGrid::getCoords (float sx, float sy) const  in getCoords()
262 	float fy = 2.0f * sy - 1.0f;  in getCoords()
266 inline Vec4 QuadGrid::getUnitCoords (float sx, float sy) const  in getUnitCoords()
268 	return Vec4(sx, sy, 0.33f*sx + 0.5f*sy, 0.5f*sx + 0.25f*sy);  in getUnitCoords()
271 inline Vec4 QuadGrid::getUserAttrib (int attribNdx, float sx, float sy) const  in getUserAttrib()
274 	return m_userAttribTransforms[attribNdx] * Vec4(sx, sy, 0.0f, 1.0f);  in getUserAttrib()
313 void ShaderEvalContext::reset (float sx, float sy)  in reset()  argument
320 	coords		= quadGrid.getCoords(sx, sy);  in reset()
321 	unitCoords	= quadGrid.getUnitCoords(sx, sy);  in reset()
327 		in[attribNdx] = quadGrid.getUserAttrib(attribNdx, sx, sy);  in reset()
667 		float				sy			= y / (float)gridSize;  in computeVertexReference()  local
670 		evalCtx.reset(sx, sy);  in computeVertexReference()
751 		float sy = ((float)y + 0.5f) / (float)height;  in computeFragmentReference()  local
753 		evalCtx.reset(sx, sy);  in computeFragmentReference()